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 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
10 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
13 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15 * config/sparc/predicates.md (const_compl_high_operand): New.
16 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
18 (sparc_emit_set_const64_quick1): Adjust for above change.
19 (sparc_emit_set_const64_quick2): Likewise.
20 (sparc_emit_set_const64_longway): Likewise.
21 (sparc_emit_set_const64): Likewise.
22 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
23 movdi_const64_special): Delete.
24 (logical constant splitters): Use const_compl_high_operand.
26 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
28 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
29 rather than STRIP_NOPS.
31 2005-05-03 Jakub Jelinek <jakub@redhat.com>
33 PR rtl-optimization/21330
34 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
36 (unswitch_single_loop): Clear cinsn when retrying.
39 * config/i386/i386.c (legitimize_address): When canonicalizing
40 ASHIFT into MULT, multiply by 1 << shift_count instead of
41 1 << log2 (shift_count).
43 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
45 * lambda-code.c (gcc_loop_to_lambda_loop,
46 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
47 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
48 generic operand interface.
49 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
50 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
51 generic operand interface.
52 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
53 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
54 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
55 num_imm_uses): Use ssa_use_operand_t.
56 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
57 get_v_must_def_ops): Delete.
58 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
59 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
60 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
61 get_v_must_def_kill_ptr): Delete.
62 (delink_stmt_imm_use): Move and use new operand interface.
63 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
64 op_iter_next_tree): Use new operand implementation.
65 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
66 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
68 (op_iter_next_mustdef, op_iter_next_maydef,
69 op_iter_next_must_and_may_def): Delete. Replace with...
70 (op_iter_next_maymustdef): New. Combine must and may next operations.
71 (op_iter_init_maydef, op_iter_init_mustdef,
72 op_iter_init_must_and_may_def): Use new interface.
73 (single_ssa_tree_operand ): New. Process single operands only as trees.
74 (single_ssa_use_operand): New. Process single operands only as uses.
75 (single_ssa_def_operand): New. Process single operands only as defs.
76 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
78 (num_ssa_operands): New. Count the number of specified operands.
79 (compare_ssa_operands_equal): New. Compare two statements' operands.
80 (single_phi_def): New. Return true if PHI has one def of the specified
82 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
83 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
84 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
85 (struct stmt_ann_d): Operands field no longer require GTY().
86 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
87 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
88 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
89 dump_replaceable_exprs, rewrite_trees): Use generic interface.
90 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
91 Use use_operand_p instead of ssa_imm_use_t *.
92 * tree-pretty-print.c (dump_vops): check if operands are active before
93 dumping virtual operands.
94 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
95 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
96 (ccp_fold): Use new interface.
97 (ccp_visit_stmt): Remove unused variables and code.
98 (convert_to_gimple_builtin): Insert statements before calling
99 mark_new_vars_to_rename.
100 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
101 (copy_prop_visit_cond_stmt): Use generic interface.
102 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
104 (thread_across_edge): Use generic interface.
105 (initialize_hash_element): Initialzie with stmt, not annotation.
106 (eliminate_redundant_computations): Use generic interface.
107 (record_equivalences_from_stmt): Pass stmt, not annotation.
108 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
110 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
111 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
112 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
113 generic operand interface.
114 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
116 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
118 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
119 (build_defs, build_uses, build_v_may_defs, build_vuses,
120 build_v_must_defs): Change type to struct opbuild_list_d.
121 (ops_active): New. Operands active boolean.
122 (operand_memory, operand_memory_index): New. Operand memory managers.
123 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
124 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
125 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
126 Change from functions to static variable list heads.
127 (opbuild_initialize_virtual): New. Initialize a virtual build list.
128 (opbuild_initialize_real): New. Initialize a virtual build list.
129 (opbuild_free): New. Free a build list.
130 (opbuild_num_elems): New. Number of items in a list.
131 (opbuild_append_real): New. Add a real (tree *) operand.
132 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
133 (opbuild_first): New. Return first element index in a list.
134 (opbuild_next): New. Return next element in a list.
135 (opbuild_elem_real): New. Return real element.
136 (opbuild_elem_virtual): New. Return virtual element.
137 (opbuild_elem_uid): New. Return UID of virtual element.
138 (opbuild_clear): New. Reset an operand list.
139 (opbuild_remove_elem): New. Remove an element form a list.
140 (ssa_operands_active): New. Return true if operand cache is active.
141 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
142 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
143 (correct_use_link): Use use_operand_p.
144 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
145 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
146 (cleanup_v_may_defs): Use new implmentation.
147 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
149 (append_def, append_use, append_v_may_def, append_vuse,
150 append_v_must_def): Call opbuild_append routine instead of using varray.
151 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
152 global parse_old_ops variable.
153 (free_ssa_operands): New implementation.
154 (update_stmt_operands): Move. Change argument to build_ssa_operands.
155 (copy_virtual_operands): Move. New generic implementation.
156 (create_ssa_artficial_load_stmt): Move. New implementation.
157 (swap_tree_operands): Update for new implementation.
158 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
159 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
160 rather than a varray.
161 (verify_imm_links): Use use_operand_p.
162 (dump_immediate_uses_for): If the immediate use variable is a virtual
163 variable, show the virtual ops in the stmt.
164 * tree-ssa-operands.h (def_operand_p): No longer a structure.
165 (NULL_DEF_OPERAND_P): Now a #define.
166 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
167 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
168 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
169 mustdef_optype_d): New. Use Linked list representation.
170 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
171 (struct ssa_operand_memory_d): New. Allocated Chunk node.
172 (struct stmt_operands_d): Change to new pointers that are not GTY.
173 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
174 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
175 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
176 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
177 SET_V_MUST_DEF_KILL): Delete.
178 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
179 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
180 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
181 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
182 (enum ssa_op_iter_type): Operand iterator typechecking values.
183 (struct ssa_operand_iterator_d): Use linked lists of operands.
184 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
185 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
186 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
187 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
188 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
189 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
190 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
191 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
192 * tree-ssa-opfinalize.h: New. Function templates for expansion.
193 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
194 alloc_vuse, and alloc_mustdef.
195 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
196 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
197 and finalize_ssa_v_must_def_ops.
198 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
199 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
201 (compute_avail): Use generic iterator interface.
202 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
203 (stmt_makes_single_load, stmt_makes_single_store): Use
205 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
206 (statement_sink_location): Use generic interface.
207 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
208 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
209 reset the immediate use link nodes.
210 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
211 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
212 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
213 (eliminate_tail_call): Use generic operand interface.
214 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
215 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
217 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
219 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
220 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
222 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
223 Use statement pointer instead of vuse_optype. Use generic interface.
224 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
225 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
226 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
227 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
228 * doc/tree-ssa.texi: Update documentation for operand interface.
230 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
232 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
233 gcc_unreachable as appropriate.
234 (machopic_function_base_name, machopic_indirect_data_reference,
235 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
236 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
237 * config/rs6000/altivec.md (*mov<mode>_internal,
238 build_vector_mask_for_load): Likewise.
239 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
240 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
241 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
242 * config/rs6000/predicates.md (easy_fp_constant,
243 logical_operand): Likewise.
244 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
245 compute_save_world_info, rs6000_emit_prologue,
246 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
247 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
250 2005-05-03 Uros Bizjak <uros@kss-loka.si>
253 * convert.c (convert_to_integer): Convert ceil and floor in
256 2005-04-29 Geoffrey Keating <geoffk@apple.com>
259 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
260 define_insn_and_split. Split only when memory operand is
261 offsettable. Use adjust_address rather than plus_constant.
262 (floatunssidf2_internal): Likewise.
263 (fix_truncdfsi2_internal): Split only when memory operand is
264 offsettable. Use adjust_address rather than plus_constant.
265 (fix_trunctfsi2_internal): Likewise.
266 (floatsidf2_internal): Likewise.
268 2005-05-02 Diego Novillo <dnovillo@redhat.com>
270 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
271 (set_value_range_to_null): Likewise.
272 (set_value_range_to_varying): New function. Use it in all
273 call sites that used to call set_value_range (vr, VR_VARYING, ...).
274 (extract_range_from_assert): If the integral type has a
275 super-type, and LIMIT is not within MIN and MAX values of that
276 type, set the resulting range to VR_VARYING.
278 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
280 * config/mmix/mmix.opt: New file.
281 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
282 (mmix_cc1_ignored_option): Don't declare.
283 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
284 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
285 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
286 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
287 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
288 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
289 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
290 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
292 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
293 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
294 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
296 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
299 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
300 * c-decl.c (current_function_prototype_built_in,
301 current_function_prototype_arg_types): New.
302 (merge_decls): Keep source location of prototype followed by
303 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
304 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
305 (start_function): Always set current_function_prototype_locus,
306 current_function_prototype_built_in and
307 current_function_prototype_arg_types. Check for external
308 prototype whether or not visible for external function and set
309 current_function_prototype_arg_types accordingly.
310 (store_parm_decls_oldstyle): Use
311 current_function_prototype_arg_types for checking old-style
312 definition against prototype. Give warnings only if
313 current_function_prototype_built_in).
315 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
317 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
318 (ggc_alloc_zone_stat): Don't define.
319 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
320 ggc_alloc_zone_pass_stat.
321 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
322 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
323 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
325 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
327 * calls.c (expand_call): Handle current_function_pretend_args_size
328 when checking for sibcalls.
330 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
332 PR tree-optimization/21294
333 * tree-vrp.c (vrp_expr_computes_nonzero): New.
334 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
336 2005-05-02 Janis Johnson <janis187@us.ibm.com>
339 * gcov-io.h: Declare gcov external functions hidden.
341 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
343 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
344 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
345 Use VEC instead of VARRAY.
348 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
351 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
353 * c-common.c (resolve_overloaded_builtin): Forward to target
354 hook for BUILT_IN_MD built-ins.
355 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
356 for all types of built-in.
357 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
358 in the definition of the target hooks struct.
359 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
360 * config/rs6000/altivec.h: Rewritten.
361 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
362 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
363 rs6000_builtin_type, rs6000_builtin_type_compatible,
364 altivec_overloaded_builtins, rs6000_builtin_type,
365 rs6000_builtin_type_compatible): New.
366 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
368 (def_builtin): Turn into a function. Check for duplicates and store
369 the builtin into rs6000_builtin_decls.
370 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
371 bdesc_1arg): Add overloaded builtins.
372 (altivec_expand_builtin): Check for unresolved overloaded builtins,
373 do not support ALTIVEC_COMPILETIME_ERROR.
374 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
375 nodes to represent front-end types.
376 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
377 with opaque arguments and/or return values.
378 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
379 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
380 (rs6000_builtin_type_index): New.
381 (is_ev64_opaque_type): Rename to...
382 (rs6000_is_opaque_type): ... this.
383 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
386 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
388 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
391 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
392 Bernd Schmidt <bernd.schmidt@analog.com>
394 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
395 print_address_operand, print_operand, legitimize_pic_address,
396 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
397 output_pop_multiple): Use gcc_assert or gcc_unreachable as
399 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
401 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
403 * doc/passes.texi: Document vectorization pass.
405 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
407 * tree-scalar-evolution.c (get_exit_conditions_rec,
408 select_loops_exit_conditions,
409 number_of_iterations_for_all_loops,
410 analyze_scalar_evolution_for_all_loop_phi_nodes,
411 scev_analysis): Use VEC instead of VARRAY.
413 2005-05-02 Michael Matz <matz@suse.de>
416 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
417 (warn_strict_null_sentinel): Define.
418 (check_function_sentinel): Check for null_node as valid sentinel too.
419 * c-common.h (c_tree_index): Added CTI_NULL.
420 (null_node) Define global_tree[CTI_NULL].
421 (warn_strict_null_sentinel): Declare.
422 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
423 * c.opt: (Wstrict-null-sentinel): New C++ option.
424 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
426 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
428 * gimplify.c (gimplify_compound_lval): Use VEC instead of
431 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
433 * dwarf2out.c (decl_scope_table, push_decl_scope,
434 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
437 2005-05-01 Mark Mitchell <mark@codesourcery.com>
440 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
442 * doc/cpp.texi (__DEPRECATED): Document.
443 (__EXCEPTIONS): Likewise.
444 (__GXX_WEAK__): Likewise.
446 * function.c (INVOKE__main): Do not define.
447 (expand_main_function): Check HAS_INIT_SECTION when determining
448 whether or not to call __main.
450 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
452 * tree-ssa-loop-ivopts.c: Fix a comment typo.
454 2005-01-05 Paul Brook <paul@codesourcery.com>
456 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
457 (INITIALIZE_TRAMPOLINE): Use it.
458 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
459 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
460 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
462 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
464 * doc/install.texi (Specific): Omit dots in the @anchors names
465 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
466 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
468 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
470 PR tree-optimization/18316
471 PR tree-optimization/19126
472 * tree.c (build_int_cst_type): Avoid shift by size of type.
473 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
475 * tree-scalar-evolution.h (simple_iv): Declaration changed.
476 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
478 (dump_cand): Dump depends_on information.
479 (determine_biv_step): Add argument to simple_iv call.
480 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
481 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
483 (add_candidate_1): Record depends_on for candidates.
484 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
485 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
486 Handle ivs with nonconstant step.
487 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
488 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
489 (create_new_iv): Unshare the step before passing it to create_iv.
490 (free_loop_data): Free cand->depends_on.
491 (build_addr_strip_iref): New function.
492 (find_interesting_uses_address): Use build_addr_strip_iref.
493 (strip_offset_1): Split the recursive part from strip_offset.
494 Strip constant offset component_refs and array_refs.
495 (strip_offset): Split the recursive part to strip_offset_1.
496 (add_address_candidates): Removed.
497 (add_derived_ivs_candidates): Do not use add_address_candidates.
498 (add_iv_value_candidates): Add candidates with stripped constant
499 offset. Consider all candidates with initial value 0 important.
500 (struct affine_tree_combination): New.
501 (aff_combination_const, aff_combination_elt, aff_combination_scale,
502 aff_combination_add_elt, aff_combination_add,
503 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
504 fold_affine_sum): New functions.
505 (get_computation_at): Use fold_affine_sum.
506 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
507 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
510 2005-04-30 Michael Matz <matz@suse.de>
512 * config/i386/i386.md (movmemsi): Also active when
513 TARGET_INLINE_ALL_STRINGOPS.
515 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
518 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
520 2005-04-30 Paul Brook <paul@codesourcery.com>
522 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
524 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
525 * config/arm/ieee754-sf.S: Ditto.
526 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
527 (FUNC_ALIAS): Use .thumb_set for thumb routines.
529 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
531 * tree-ssanames.c: Fix a comment typo.
532 * doc/options.texi: Fix a typo.
534 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
536 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
537 gcc_unreachable as appropriate.
538 (split_adds_subs, cond_string, print_operand,
539 h8300_initial_elimination_offset, h8300_classify_operand,
540 h8300_unary_length, h8300_short_immediate_length,
541 h8300_bitfield_length, h8300_binary_length,
542 h8300_insn_length_from_table, compute_mov_length, output_plussi,
543 compute_plussi_length, compute_plussi_cc, output_logical_op,
544 compute_logical_op_length, compute_logical_op_cc,
545 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
546 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
547 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
548 h8300_regs_ok_for_stm): Likewise.
549 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
550 monitor_prologue): Likewise.
552 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
554 * loop-invariant.c (invariants, create_new_invariant,
555 get_inv_cost, best_gain_for_invariant,
556 find_invariants_to_move, move_invariants,
557 init_inv_motion_data, free_inv_motion_data): Use VEC instead
560 2005-04-29 Richard Henderson <rth@redhat.com>
562 * function.c (instantiate_decls): Remove valid_only argument.
563 (instantiate_decls_1, instantiate_decl): Likewise.
564 (instantiate_virtual_regs_1): Delete.
565 (instantiate_virtual_regs_lossage): Delete.
566 (instantiate_virtual_regs_in_rtx): New.
567 (safe_insn_predicate): New.
568 (instantiate_virtual_regs_in_insn): New.
569 (instantiate_virtual_regs): Update to match all that. Only run
570 instantiate_decls once.
572 2005-04-29 Richard Henderson <rth@redhat.com>
573 Daniel Jacobowitz <dan@codesourcery.com>
575 * gengtype.c (write_func_for_structure): Split out ...
576 (output_type_enum): ... new function. Fix thinko accessing
577 TYPE_PARAM_STRUCT data.
579 2005-04-29 Tom Tromey <tromey@redhat.com>
581 * tree.c (build_block): Removed unused 'tags' argument.
582 * tree.h (build_block): Removed argument.
584 2005-04-29 Michael Matz <matz@suse.de>
586 PR rtl-optimization/21144
587 * postreload.c (reload_cse_move2add): Check for VOIDmode.
589 2005-04-29 Bob Wilson <bob.wilson@acm.org>
591 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
594 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
596 PR tree-optimization/21030
597 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
598 ranges where VR->MAX is smaller than VR->MIN.
600 2005-04-29 Devang Patel <dpatel@apple.com>
602 PR tree-optimization/21272
603 PR tree-optimization/21266
604 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
606 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
608 * tree-flow-inline.h: Fix a comment typo.
609 * doc/tree-ssa.texi: Fix a typo.
611 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
613 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
615 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
616 gcc_unreachable as appropriate.
617 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
618 fr30_print_operand, fr30_move_double): Likewise.
619 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
621 2005-04-29 Mark Mitchell <mark@codesourcery.com>
623 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
624 definition has already been provided.
625 (ARM_EABI_DTORS_SECTION_OP): Likewise.
626 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
627 (ARM_EABI_DTORS_SECTION_OP): Likewise.
629 2005-04-29 Jim Tison <jtison@us.ibm.com>
631 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
632 trace hooks calls to improve performance.
634 2005-04-29 Julian Brown <julian@codesourcery.com>
635 Mark Mitchell <mark@codesourcery.com>
636 Paul Brook <paul@codesourcery.com>
638 * crtstuff.c: Handle targets that use .init_array.
639 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
640 that INVOKE__main is set correctly.
641 (expand_main_function): Test INVOKE__main.
642 * libgcc2.c: Do not define __main when using .init_array.
643 * config/arm/arm.c (arm_elf_asm_constructor): New function.
644 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
646 (DTORS_SECTION_ASM_OP): Likewise.
647 (CTOR_LIST_BEGIN): Define specially when in libgcc.
648 (CTOR_LIST_END): Likewise.
649 (DTOR_LIST_BEGIN): Likewise.
650 (DTOR_LIST_END): Likewise.
651 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
652 (FINI_SECTION_ASM_OP): Likewise.
653 (INIT_ARRAY_SECTION_ASM_OP): Define.
654 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
655 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
656 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
657 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
658 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
660 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
662 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
663 gcc_assert and gcc_unreachable as appropriate.
664 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
665 const_int_cost, output_move_const_into_data_reg,
666 output_move_qimode, output_move_double, find_addr_reg,
667 print_operand, print_operand_address): Likewise.
668 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
669 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
670 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
671 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
672 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
673 conditional_trap): Likewise.
674 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
676 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
678 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
679 gcc_unreachable as appropriate.
680 (gen_conditional_move, xtensa_split_operand_pair,
681 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
682 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
683 xtensa_copy_incoming_a7, xtensa_output_literal,
684 xtensa_output_literal, xtensa_output_literal): Likewise.
685 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
686 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
687 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
688 movsicc_internal1, movsfcc_internal0,
689 movsfcc_internal1): Likewise.
691 2005-04-28 James E Wilson <wilson@specifixinc.com>
693 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
694 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
696 2005-04-28 DJ Delorie <dj@redhat.com>
698 * opt-functions.awk (var_set): Emit proper initializer for
699 non-target bitfields.
701 2005-04-28 Devang Patel <dpatel@apple.com>
703 * dbxout.c (have_used_extensions): Remove.
704 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
705 have_used_extensions.
707 2005-04-28 James E Wilson <wilson@specifixinc.com>
709 * doc/install.texi: Update -enable-languages info. Correct path to
712 2005-04-28 DJ Delorie <dj@redhat.com>
714 * optc-gen.awk (END): Make sure no variable is defined more
716 * opth-gen.awk (END): Allocate bits on a per-variable basis.
717 Allow for bitfield variables other than target_flags.
718 * doc/options.text (Mask): Document that you may specify a
719 variable other than target_flags.
721 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
723 PR rtl-optimization/18877
724 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
727 2005-04-28 David Edelsohn <edelsohn@gnu.org>
730 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
732 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
733 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
734 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
736 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
738 * arm.c (legitimize_pic_address): Fix sense of assertion test for
739 creating pseudos when the base offset is too large.
741 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
743 * global.c (earlyclobber_regclass): Change the type to
745 (check_earlyclobber): Update uses of earlyclobber_regclass.
746 (mark_reg_use_for_earlyclobber): Likewise.
747 (calculate_local_reg_bb_info): Allocate and free
748 earlyclobber_regclass using the VEC API.
750 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
752 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
755 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
757 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
760 * config.gcc: Obsolete c4x-* and tic4x-*.
762 * tree.h (edge_def): Remove.
764 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
765 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
766 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
767 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
770 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
771 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
772 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
773 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
774 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
775 machmode.def, mips-tfile.c, params.c, pretty-print.c,
776 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
777 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
778 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
779 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
780 config/i386/cygming.h, config/i386/djgpp.h,
781 config/i386/lynx.h, config/i386/netware.c,
782 config/i386/winnt.c, config/ia64/ia64-c.c,
783 config/iq2000/iq2000.c, config/m32r/little.h,
784 config/m68k/m68k-protos.h, config/m68k/m68k.h,
785 config/m68k/m68k.md, config/mcore/mcore.c,
786 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
787 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
788 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
789 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
790 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
791 config/pdp11/pdp11.h, config/rs6000/darwin.h,
792 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
793 config/s390/2064.md, config/s390/2084.md,
794 config/s390/s390-modes.def, config/s390/s390-protos.h,
795 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
796 config/stormy16/stormy16.c, config/vax/vax-protos.h,
797 config/vax/vax.c, config/vax/vax.h,
798 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
801 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
803 * c-typeck.c (build_compound_expr): Correct logic in last change.
805 2005-04-27 James E. Wilson <wilson@specifixinc.com>
807 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
808 parameters. Replace conditional move code with assert checking for
809 ar.lc. Delete obsolete comments.
810 (set_src_needs_barrier): Delete cond parameter, and code using it.
811 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
812 assert checking for PR_REGS. Fix calls to update_set_flags and
813 set_src_needs_barrier.
814 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
815 callers. Rewrite explanatory comment before the function.
816 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
819 2005-04-27 Mike Stump <mrs@apple.com>
821 * doc/cpp.texi: gcc now implements universal character names.
823 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
826 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
827 being a compound expression whose right-hand side is cast to void.
829 2005-04-27 Caroline Tice <ctice@apple.com>
831 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
832 Remove targetm.have_named_sections test.
833 (fix_edges_for_rarely_executed_code): Likewise.
834 (insert_section_boundary_note): Likewise.
835 (reorder_basic_blocks): Check partitioning flag before calling
836 verify_hot_cold_block_grouping.
837 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
838 the function struct rather than global variables.
839 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
840 (COLD_END_LABEL): Likewise
841 (cold_text_section_label): New static global variable.
842 (cold_end_label): Likewise.
843 (dwarf2out_switch_text_section): Get hot/cold section labels from
844 the function struct rather than global variables; test to make sure
846 (output_aranges): Use cold_text_section_label and cold_end_label;
847 check partitioning flag before putting out delta.
848 (output_ranges): Remove incorrect code attempting to use
850 (output_line_info): Get cold section label from function struct; test
851 to make sure cfun is defined.
852 (add_location_or_const_value_attribute): Likewise.
853 (dwarf2out_var_location): Likewise.
854 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
855 write out cold_text_section_label if partition flag is set.
856 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
857 * function.h (struct function): Add new fields to point to hot/cold
858 section labels: hot_section_label, cold_section_label,
859 hot_section_end_label and cold_section_end_label; also add new field
860 for cold text section name, unlikely_text_section_name.
861 * opts.c (decode_options): Turn off partitioning flag if
862 !targetm.have_named_sections.
863 * output.h (hot_section_label): Remove.
864 (hot_section_end_label): Remove.
865 (cold_section_end_label): Remove.
866 (unlikely_section_label): Remove.
867 (unlikely_text_section_name): Remove.
868 * passes.c (rest_of_handle_final): Remove extra blank line.
869 * varasm.c (unlikely_section_label): Remove.
870 (hot_section_label): Remove.
871 (hot_section_end_label): Remove.
872 (cold_section_end_label): Remove.
873 (unlikely_text_section_name): Remove.
874 (initialize_cold_section_name): Modify to call
875 targetm.strip_name_encoding; to store cold section name in current
876 function struct, if it exists; and to only use the decl_section_name
877 if flag_named_sections is true.
878 (unlikely_text_section): Modify to get section name out of current
879 function struct, if there is one; otherwise build it from
880 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
881 (in_unlikely_text_section): Likewise.
882 (named_section): Modify to get/put cold section name in current function
883 struct, if there is one.
884 (function_section): Change 'bool unlikely' to 'int reloc'; check
885 targetm.have_named_sections before calling named_section.
886 (current_function_section): Likewise.
887 (assemble_start_function): Modify to get/put unlikely_text_section_name
888 in current function struct; modify to get hot/cold section labels
889 from function struct; initialize labels using
890 ASM_GENERATE_INTERNAL_LABEL;
891 test partitioning flag before writing out hot section label.
892 (assemble_end_function): Test partitioning flag before writing out
893 hot/cold section labels.
894 (default_section_type_flags_1): Get cold text section name from
895 function struct if there is one; Set flags correctly for
896 cold text section if there is not a current function struct.
898 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
900 * tree-ssa-propagate.c (set_rhs): Revert last change.
902 2005-04-27 Steve Ellcey <sje@cup.hp.com>
904 * explow.c (convert_memory_address): Add gcc_assert.
906 2005-04-27 Mark Mitchell <mark@codesourcery.com>
908 * configure.ac: Check for ld --sysroot support.
909 * gcc.c: Document %R specifier for specs.
910 (SYSROOT_SPEC): New macro.
911 (sysroot_spec): New variable.
912 (static_specs): Add sysroot_spec.
913 (main): Pass the sysroot spec to the linker if appropriate.
914 * configure: Regenerated.
915 * config.in: Likewise.
917 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
919 * fold-const.c (fold_binary): Use build_fold_addr_expr
920 for address calculation and INDIRECT_REF handling.
922 2005-04-27 Andrew Haley <aph@redhat.com>
924 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
926 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
928 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
929 pointer when thumb backtracing is on.
931 * config/fp-bit.c (abort): Revert change.
933 2005-04-27 Ian Lance Taylor <ian@airs.com>
935 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
937 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
939 * tree-ssa-dce.c: Fix a comment typo.
941 2005-04-27 David S. Miller <davem@davemloft.net>
943 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
944 Kill setjmpless_size. current_function_calls_setjmp is completely
945 computed when we are called, so just use the optimized size value
946 instead of using REG_SAVE_AREA notes.
947 (optimize_save_area_alloca): Delete....
948 * rtl.h (optimize_save_area_alloca): Likewise...
949 * passes.c (rest_of_compilation): and don't call it any more.
950 * reg-notes.def (SAVE_AREA): Delete.
952 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
954 * config/fp-bit.c (abort): Add noreturn attribute.
956 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
957 gcc_unreachable as appropriate.
958 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
959 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
960 ASM_OUTPUT_REG_POP): Likewise.
962 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
964 * tree-complex.c (expand_vector_operations_1): Do not build
965 VIEW_CONVERT_EXPR's for the lhs.
967 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
969 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
970 unnecessary noncanonical RTL handling.
971 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
972 gcc_assert and gcc_unreachable.
974 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
975 gcc_unreachable as appropriate.
976 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
977 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
978 use_return_insn, const_ok_for_op, arm_gen_constant,
979 arm_canonicalize_comparison, legitimize_pic_address,
980 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
981 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
982 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
983 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
984 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
985 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
986 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
987 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
988 output_call, output_mov_long_double_fpa_from_arm,
989 output_mov_long_double_arm_from_fpa,
990 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
991 output_move_double, arithmetic_instr, shift_op, int_log2,
992 output_return_instruction, arm_output_function_prologue,
993 arm_output_epilogue, arm_output_function_epilogue,
994 emit_multi_reg_push, arm_get_frame_offsets,
995 arm_compute_initial_elimination_offset, arm_expand_prologue,
996 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
997 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
998 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
999 thumb_compute_initial_elimination_offset,
1000 thumb_output_function_prologue, thumb_load_double_from_address,
1001 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1002 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1003 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1004 * config/arm/arm.md (thumb_extendhisi2,
1005 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1006 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1007 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1008 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1009 * config/arm/cirrus.md (*cirrus_arm_movdi,
1010 *cirrus_movdf_hard_insn): Likewise.
1011 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1013 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1015 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1016 (num_ssa_names): Use VEC_length.
1017 (ssa_names): Use VEC_index.
1018 * tree-ssanames.c (ssa_names): Change the type to
1020 (init_ssanames, fini_ssa_names, make_ssanames,
1021 release_ssa_name): Update uses of ssa_names.
1023 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1024 Use fold_buildN instead of fold (buildN (...)).
1026 2005-04-27 Devang Patel <dpatel@apple.com>
1028 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1030 2005-04-27 Matt Thomas <matt@3am-software.com>
1031 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1033 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1034 (vax_output_mi_thunk): Ditto.
1035 (vax_notice_cc_update): Ditto.
1036 (INDEX_REGISTER_P): Add trailing \.
1037 (BASE_REGISTER_P): Add trailing \.
1038 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1040 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1042 * tree-ssa-propagate.c (set_rhs): Check operand of
1043 ADDR_EXPR for gimpliness, too.
1045 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1047 * tree-ssa-pre.c: Fix a comment typo.
1049 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1051 PR tree-optimization/21171
1052 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1053 record address uses if the reference is volatile.
1055 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1057 * tree-complex.c (expand_vector_operation): New, extracted from
1058 expand_vector_operations_1.
1059 (tree_vec_extract): Build a NOP_EXPR.
1060 (expand_vec_parallel): Do not care about returning the correct type.
1061 (expand_vector_operations_1): Call expand_vector_operation.
1062 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1064 * tree-complex.c (gate_expand_vector_operations): New.
1065 (pass_lower_vector_ssa): Use it.
1066 * tree-optimize.c (init_tree_optimization_passes): Include
1067 pass_lower_vector_ssa.
1068 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1069 (vectorizable_operation): Use it.
1070 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1071 integer modes for the vector type.
1073 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1074 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1075 Do not cope with UNITS_PER_SIMD_WORD == 0.
1076 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1077 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1078 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1079 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1080 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1081 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1082 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1084 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1085 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1086 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1088 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1089 (UNITS_PER_SIMD_WORD): New.
1091 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1093 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1094 gcc_unreachable as appropriate.
1095 (ia64_expand_load_address, ia64_expand_tls_address,
1096 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1097 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1098 next_scratch_gr_reg, ia64_initial_elimination_offset,
1099 ia64_expand_prologue, ia64_expand_epilogue,
1100 ia64_output_dwarf_dtprel, ia64_print_operand,
1101 ia64_register_move_cost, first_instruction, rws_access_regno,
1102 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1103 ia64_sched_init, ia64_variable_issue,
1104 ia64_first_cycle_multipass_dfs_lookahead_guard,
1105 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1106 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1107 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1108 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1109 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1110 * config/ia64/predicates.md (got_symbolic_operand,
1111 sdata_symbolic_operand): Likewise.
1112 * config/ia64/vect.md (vcondv2sf): Likewise.
1114 2005-04-27 Matt Thomas <matt@3am-software.com>
1116 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1117 CONSTANT_ADDRESS_P in config/vax/vax.h
1118 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1119 (INDEX_REGISTER_P): New.
1120 (BASE_REGISTER_P): New.
1121 (indirectable_constant_address_p): New. Adapted from
1122 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1123 (indirectable_address_p): New. Adapted from
1124 INDIRECTABLE_ADDRESS_P in vax.h.
1125 (nonindexed_address_p): New. Adapted from
1126 GO_IF_NONINDEXED_ADDRESS in vax.h.
1127 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1128 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1129 (legitimate_address_p): New. Adapted from
1130 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1131 (vax_mode_dependent_address_p): New. Adapted from
1132 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1133 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1134 legitimate_constant_address_p.
1135 (CONSTANT_P): Use legitimate_constant_p.
1136 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1137 (INDIRECTABLE_ADDRESS_P): Removed.
1138 (GO_IF_NONINDEXED_ADDRESS): Removed.
1139 (INDEX_TEMP_P): Removed.
1140 (GO_IF_REG_PLUS_INDEX): Removed.
1141 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1142 definitions, depending on whether REG_OK_STRICT is defined.
1143 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1144 Two definitions, depending on whether REG_OK_STRICT is defined.
1145 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1147 (legitimate_constant_p): Prototype added.
1148 (legitimate_address_p): Prototype added.
1149 (vax_mode_dependent_address_p): Prototype added.
1151 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1153 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1155 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1158 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1161 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1164 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1165 assertion failures, if __gcc_host_wide_int__ is not properly
1167 (init_dynamic_diag_info): Give errors, not assertion failures, if
1168 location_t, tree or __gcc_host_wide_int__ are not properly
1171 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1173 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1174 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1175 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1176 prepare_decl_rtl, free_loop_data,
1177 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1180 * tree.h (tree_phi_node): Add a comment about the order of PHI
1183 2005-04-26 Paul Brook <paul@codesourcery.com>
1185 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1187 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1189 * config/mips.mips.c (mips_legitimize_tls_address): Use
1192 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1193 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1194 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1196 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1199 2005-04-26 Jeff Law <law@redhat.com>
1201 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1202 (op_iter_init_must_and_may_def): Likewise.
1203 (unmodifiable_var_p): Move to a later point in the file.
1204 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1205 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1206 (dse_record_phis): Directly check for virtual operands rather than
1207 using need_imm_uses_for.
1208 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1209 store has multiple V_{MAY,MUST}_DEF operands.
1211 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1213 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1216 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1218 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1219 call to find_edge outside a loop to go through a PHI chain.
1221 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1223 PR tree-optimization/17598
1224 * fold-const.c (fold_binary): Fold comparisons of addresses
1225 of COMPONENT_REFs which reference the same field to
1226 comparisons of the addresses of the base objects.
1228 2005-04-26 Julian Brown <julian@codesourcery.com>
1230 * config/arm/arm.c (arm_return_in_msb): New function.
1231 (arm_must_pass_in_stack): New function.
1232 (TARGET_RETURN_IN_MSB): Define target hook.
1233 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1234 (arm_function_value): Pad small aggregate return.
1235 (arm_pad_arg_upward): New function.
1236 (arm_pad_reg_upward): New function.
1237 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1238 (FUNCTION_ARG_PADDING): Define macro.
1239 (BLOCK_REG_PADDING): Define macro.
1240 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1241 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1242 (arm_pad_reg_upward): Declare function.
1244 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1246 * basic-block.h (ei_cond): New.
1247 (FOR_EACH_EDGE): Call ei_cond.
1249 PR tree-optimization/21047
1250 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1251 (fold): Don't handle ASSERT_EXPR.
1253 2005-04-25 Roger Sayle <roger@eyesopen.com>
1255 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1256 all writes to any stack register as a read/write dependency on
1258 (sched_analyze_2): Likewise, for reads from any stack register.
1260 2005-04-25 Richard Henderson <rth@redhat.com>
1262 * final.c (output_addr_const): Revert 2005-04-09 change.
1264 2005-04-25 Mike Stump <mrs@apple.com>
1266 * config/darwin.c (darwin_encode_section_info): Always set
1267 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1269 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1271 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1272 gensupport.c, protoize.c, toplev.c: Replace calls to
1273 `unlock_stream' with `unlock_std_streams'.
1275 2005-04-25 Devang Patel <dpatel@apple.com>
1277 * dbxout.c (dbxout_type): Emit attribute vector.
1279 2005-04-05 Paul Brook <paul@codesourcery.com>
1281 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1282 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1283 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1284 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1285 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1286 (register_dtor_fn): Likewise.
1287 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1289 2005-04-25 Ian Lance Taylor <ian@airs.com>
1291 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1292 * c-common.h (EXPR_STMT_EXPR): Don't define.
1293 (c_common_stmt_codes): Don't define.
1294 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1295 * c-gimplify.c (gimplify_expr_stmt): Remove.
1296 (c_gimplify_expr): Remove EXPR_STMT case.
1297 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1298 to INIT_STATEMENT_CODES.
1299 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1301 2005-04-25 Jan Hubicka <jh@suse.cz>
1303 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1305 * except.c: Include diagnostic.h
1306 (dump_eh_tree, verify_eh_tree): New functions.
1307 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1308 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1309 (dump_function_to_file): dump eh tree.
1310 * tree-eh.c (mark_eh_edge): New function.
1311 (mark_eh_edge_found_error): New static variable.
1312 (verify_eh_edges): New function.
1314 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1316 * tree-ssa-alias.c (fieldoff_t): Remove.
1317 (fieldoff_s): typedef the structure itself. Create a vector of
1319 (push_fields_onto_fieldstack): Return count of fields pushed.
1320 Remove peeling of first field. Adjust.
1321 (fieldoff_compare): Adjust.
1322 (create_overlap_variables_for): Adjust.
1324 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1326 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1328 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1331 * doc/install.texi: Document correct assembler and linker to use
1332 on i?86-*-solaris2.10.
1334 2005-04-25 Steven Bosscher <stevenb@suse.de>
1336 Fix PR tree-optimization/21173
1338 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1339 Unshare expression we pass to force_gimple_operand.
1341 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1342 Stephen Clarke <stevec@superh.com>
1343 Roger Sayle <roger@eyesopen.com>
1345 PR rtl-optimization/20413
1346 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1347 VOIDmode for LABEL_REF.
1348 * final.c (shorten_branches): Likewise.
1349 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1350 * loop.c (reg_dead_after_loop): Likewise.
1351 * varasm.c (decode_addr_const): Likewise.
1352 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1354 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1356 * config.gcc (avr-*-*): Remove redundant "case".
1358 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1360 * tree-vect-analyze.c (vect_mark_relevant): Take
1361 VEC(tree,heap) instead of varray_type as an argument.
1362 (vect_mark_stmts_to_be_vectorized): Change the type of
1363 worklist to VEC(tree,heap). Adjust uses of worklist.
1365 2005-04-24 Devang Patel <dpatel@apple.com>
1367 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1369 2005-04-24 Ian Lance Taylor <ian@airs.com>
1371 * c-semantics.c (build_stmt): Remove test of specific tree codes
1372 for TREE_SIDE_EFFECTS handling.
1374 2005-04-24 Per Bothner <per@bothner.com>
1376 * c-opts.c (finish_options): Make the line-number of the <built-in>
1377 location 0, as assumed elsewhere, rather than 1.
1379 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1381 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1383 (tree_ssa_uncprop, uncprop_finalize_block,
1384 uncprop_initialize_block): Update uses of equiv_stack.
1386 2005-04-24 Richard Henderson <rth@redhat.com>
1389 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1390 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1392 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1393 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1394 <DIV, MOD>: Likewise.
1396 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1398 * collect2.c (main): Unlock the stdio streams.
1399 * gcc.c (main): Likewise.
1400 * gcov-dump.c (main): Likewise.
1401 * gcov.c (main): Likewise.
1402 * gen-protos.c (main): Likewise.
1403 * gensupport.c (init_md_reader_args_cb): Likewise.
1404 * protoize.c (main): Likewise.
1405 * toplev.c (general_init): Likewise.
1407 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1410 * cgraph.h (cgraph_local_info): Add vtable_method field.
1411 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1412 and node is vtable_method, finalized and not reachable, don't do
1415 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1417 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1419 * tree-ssa-pre.c (create_value_expr_from): Use
1420 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1421 * tree-ssa-propagate.c (stmt_makes_single_load,
1422 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1423 * tree-vect-transform.c (vect_is_simple_cond): Use
1425 * tree-vrp.c (extract_range_from_assert,
1426 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1429 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1430 of tpa_to_clear to VEC(int,heap). Update uses of
1431 tpa_to_clear. Free tpa_to_clear at the end.
1433 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1435 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1438 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1440 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1441 and gcc_unreachable as appropriate.
1442 (num_insns_constant, output_vec_const_move,
1443 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1444 rs6000_emit_set_const, rs6000_emit_move,
1445 spe_build_register_parallel, function_arg,
1446 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1447 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1448 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1449 rs6000_common_init_builtins, expand_block_clear,
1450 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1451 extract_ME, rs6000_get_some_local_dynamic_name,
1452 rs6000_output_function_entry, print_operand,
1453 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1454 output_cbranch, output_e500_flip_gt_bit,
1455 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1456 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1457 compute_save_world_info, rs6000_stack_info,
1458 rs6000_emit_load_toc_table, rs6000_frame_related,
1459 spe_synthesize_frame_save, rs6000_emit_epilogue,
1460 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1461 output_function_profiler, rs6000_trampoline_size,
1462 rs6000_initialize_trampoline, find_addr_reg,
1463 rs6000_machopic_legitimize_pic_address,
1464 rs6000_initial_elimination_offset,
1465 rs6000_dbx_register_number): Likewise.
1466 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1467 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1468 *movti_power, *movti_string, call, call_value, sibcall,
1469 sibcall_value): Likewise.
1470 * config/rs6000/spe.md (*movdf_e500_double,
1471 *movv2si_internal): Likewise.
1472 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1475 2005-04-24 Richard Henderson <rth@redhat.com>
1478 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1479 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1480 Deny modes smaller than 4 bytes.
1481 * config/i386/i386-protos.h: Update.
1483 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1485 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1486 Switch h8300-*-rtems* to ELF.
1488 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1490 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1492 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1494 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1496 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1499 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1501 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1503 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1504 definitions of ssa names in condition. Split recusive part to ...
1505 (tree_simplify_using_condition_1): New function.
1506 (expand_simple_operations): New function.
1508 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1510 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1511 (find_interesting_uses_cond): Do not use integer_zerop and
1512 integer_nonzerop to check for integer constants.
1513 (set_use_iv_cost): Record the value field.
1514 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1515 determine_use_iv_cost_outer): Set the value field of the cost pair.
1516 (may_eliminate_iv): Do not return the comparison code.
1517 (iv_elimination_compare): New function.
1518 (determine_use_iv_cost_condition): Set the value field. Record
1519 noneliminable invariants correctly.
1520 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1522 2005-04-23 DJ Delorie <dj@redhat.com>
1524 * diagnostic.c (warning): Accept parameter to classify warning option.
1525 (warning0): New, for when a pointer to an error() like function is needed.
1526 * errors.c (warning): Likewise.
1527 * errors.h (warning, warning0): Adjust prototypes.
1528 * toplev.h (warning, warning0): Likewise.
1530 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1531 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1532 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1533 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1534 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1535 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1536 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1537 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1539 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1540 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1541 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1542 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1543 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1544 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1545 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1546 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1547 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1548 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1549 config/rs6000/aix52.h, config/rs6000/darwin.h,
1550 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1551 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1552 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1553 config/stormy16/stormy16.c, config/v850/v850-c.c,
1554 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1557 2005-04-23 Richard Henderson <rth@redhat.com>
1560 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1561 performing some integral scalar simplifications.
1563 2005-04-23 Richard Henderson <rth@redhat.com>
1566 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1567 simplifying CONST_VECTOR.
1569 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1571 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1572 heap as an argument. Update uses of stack.
1573 (calculate_live_on_entry): Allocate stack on heap.
1575 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1576 partition_link and tpa_nodes on heap.
1578 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1579 (mark_stmt_necessary, propagate_necessity,
1580 mark_really_necessary_kill_operand_phis): Update uses of
1582 (tree_dce_init): Allocate worklist using VEC_alloc.
1583 (tree_dce_done): Free worklist using VEC_free.
1585 2005-04-23 Mike Stump <mrs@apple.com>
1587 * config/darwin.c (machopic_indirection_name): Don't use
1589 (darwin_emit_unwind_label): Use user_label_prefix instead of
1592 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1594 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1596 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1598 * config.gcc <cris-*>: Specify .opt files.
1599 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1600 config/cris/linux.opt: New files.
1601 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1602 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1603 (TARGET_ELF): Override to 0.
1604 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1605 -melinux-stacksize=N.
1606 * config/cris/cris.c: (cris_handle_option): New function.
1607 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1608 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1609 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1610 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1611 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1612 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1613 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1614 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1615 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1616 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1617 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1618 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1619 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1620 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1621 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1622 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1623 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1624 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1625 (TARGET_LINUX): Define 0.
1626 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1627 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1628 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1629 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1630 (TARGET_LINUX): Override to 1.
1631 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1633 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1635 * haifa-sched.c (schedule_block): Fix thinko in previous
1636 assertification patch.
1638 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1640 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1641 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1642 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1643 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1644 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1645 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1646 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1648 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1649 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1650 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1651 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1652 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1653 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1654 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1655 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1656 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1657 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1658 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1659 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1660 (SUBTARGET_OPTIONS): Delete.
1661 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1662 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1663 instead of a string.
1664 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1665 (pa_cpu_string, pa_unix_string): Delete.
1666 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1667 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1669 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1670 (pa_handle_option): New function.
1671 (override_options): Remove handling of -march=, -mfixed-range=,
1672 -mschedule= and -munix=.
1673 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1674 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1675 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1676 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1677 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1678 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1679 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1681 * config/pa/pa.opt: New file.
1682 * config/pa/pa-hpux.opt: New file.
1683 * config/pa/pa-hpux1010.opt: New file.
1684 * config/pa/pa-hpux1111.opt: New file.
1685 * config/pa/pa64-hpux.opt: New file.
1687 2005-04-22 David S. Miller <davem@davemloft.net>
1689 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1690 integer when it's mode is VOIDmode not DImode.
1692 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1694 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1695 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1696 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1697 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1698 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1699 "bne- $-xxx" rather than local labels.
1700 (sync_lock_release<mode>): Add second operand.
1701 (lwsync): Use .long rather than a more meaningful opcode.
1702 * doc/md.texi (Standard Names): Add description of second
1703 parameter to sync_lock_test_and_set.
1705 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1707 PR tree-optimization/21088
1708 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1710 * tree-vrp.c (compare_values): Use fold_binary to compare
1711 pointers. Use boolean_type_node as the type of a comparison
1712 expression being folded.
1713 * tree.h: Add prototypes for fold_unary, fold_binary,
1716 * tree-ssa-dom.c: Fix formatting.
1718 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1720 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1721 * lambda-code.c (perfect_nestify): Mark virtual operands in
1722 the moved statement for renaming.
1723 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1724 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1725 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1726 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1727 * tree-flow.h (struct var_ann_d): Update comments.
1728 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1729 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1730 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1731 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1732 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1733 debug_names_replaced_by): Remove declarations.
1734 (delete_update_ssa, get_current_def, set_current_def): Declare.
1735 (rewrite_into_loop_closed_ssa): Add new argument. Update
1737 * tree-into-ssa.c: Include params.h.
1738 (old_virtual_ssa_names): Remove. Update all users.
1739 (need_to_replace_names_p): Remove. Update all users.
1740 (struct update_ssa_stats_d): Declare.
1741 (update_ssa_stats): New local.
1742 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1743 dump_tree_ssa_stats, debug_tree_ssa_stats,
1744 dump_update_ssa, debug_update_ssa,
1745 dump_names_replaced_by, debug_names_replaced_by): Declare.
1746 (get_current_def, set current_def): Make extern.
1747 (is_old_name, is_new_name): Protect against references
1748 past the end of the sets.
1749 (add_new_name_mapping): Assert that OLD and NEW are
1750 different SSA names for the same symbol.
1751 When adding a virtual mapping, update stats for virtual
1753 (insert_phi_nodes_for): If UPDATE_P is true, create the
1754 LHS of the new PHI by duplicating SSA name VAR.
1755 (insert_phi_nodes_1): Remove. Update all users.
1756 (insert_phi_nodes): Remove second argument. Update all
1758 (maybe_replace_use, maybe_replace_def): New.
1759 (rewrite_update_stmt): Call them.
1760 (mark_def_interesting): Remove calls to is_gimple_reg.
1761 (prepare_phi_args_for_update): Remove. Update all users.
1762 (prepare_block_for_update): Only process virtual operands
1763 and GIMPLE registers in normal form.
1764 (prepare_use_sites_for): New.
1765 (prepare_names_to_update): Rename from prepare_def_sites.
1766 Call prepare_use_sites_for.
1767 (dump_update_ssa): Rename from dump_repl_tbl.
1769 Show statistics for virtual mapping heuristic.
1770 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1771 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1772 (delete_update_ssa): Make extern.
1773 (mark_set_for_renaming): If the set is empty, do nothing.
1774 (release_ssa_name_after_update_ssa): Update comment.
1775 (insert_updated_phi_nodes_for): Do not remove existing
1776 PHI nodes for symbols.
1777 (switch_virtuals_to_full_rewrite_p): New.
1778 (switch_virtuals_to_full_rewrite): New.
1779 (update_ssa): Call them.
1780 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1781 for every statement before updating.
1782 If all the names in NEW_SSA_NAMES have been marked for
1783 removal, do nothing.
1784 Only start at the top of the CFG if there are symbols in
1786 (ssa_rewrite_finalize_block): Remove.
1787 (ssa_register_new_def): Remove.
1788 (ssa_rewrite_stmt): Remove.
1789 (ssa_rewrite_phi_arguments): Remove.
1790 (ssa_rewrite_initialize_block): Remove.
1791 (ssa_mark_def_sites): Remove.
1792 (ssa_mark_def_sites_initialize_block): Remove.
1793 (ssa_mark_phi_uses): Remove.
1794 (rewrite_ssa_into_ssa): Remove.
1795 * tree-phinodes.c (find_phi_node_for): Remove.
1796 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1798 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1799 Remove calls to verify_dominators and
1800 verify_loop_structure.
1801 (tree_unswitch_single_loop): Call update_ssa.
1802 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1805 (delete_tree_ssa): Assert that need_ssa_update_p returns
1807 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1808 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1809 free_new_names): Remove. Update all users.
1810 (rename_use_op): Call get_current_def.
1811 (rename_variables_in_bb): Do not handle any real or
1813 (slpeel_update_phis_for_duplicate_loop): Call
1814 get_current_def and set_current_def instead of using
1816 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1817 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1818 ssa_names_to_replace and delete_update_ssa.
1819 * doc/invoke.texi: Document --param min-virtual-mappings
1820 and --param virtual-mappings-ratio.
1822 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1824 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1825 for newly created PHI nodes.
1826 Call create_new_def_for for every new V_MAY_DEF and
1827 V_MUST_DEF on the copied statement.
1828 (struct ssa_name_map_entry): Remove.
1829 (ssa_name_map_entry_hash): Remove.
1830 (ssa_name_map_entry_eq): Remove.
1831 (allocate_ssa_names): Remove.
1832 (rewrite_to_new_ssa_names_def): Remove.
1833 (rewrite_to_new_ssa_names_use): Remove.
1834 (rewrite_to_new_ssa_names_bb): Remove.
1835 (rewrite_to_new_ssa_names): Remove.
1836 (tree_duplicate_sese_region): Remove variables ver,
1837 definitions, phi, ssa_name_map and bi.
1838 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1841 update_ssa instead of rewrite_ssa_into_ssa.
1842 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1844 (find_uses_to_rename_use): Add argument 'need_phis'.
1845 (find_uses_to_rename_stmt): Do not scan virtual operands.
1846 (find_uses_to_rename): Only scan PHI nodes for
1848 (rewrite_into_loop_closed_ssa): Call update_ssa.
1849 (check_loop_closed_ssa_use): Ignore virtual operands.
1850 (check_loop_closed_ssa_stmt): Likewise.
1851 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1853 (rename_variables, set_phi_def_stmts): Remove.
1854 (tree_duplicate_loop_to_header_edge): Reformat comment.
1855 Remove variables BB, I and DEFINITIONS.
1856 Call need_ssa_update_p.
1858 (lv_adjust_loop_header_phi): Reformat comment.
1859 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1860 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1861 mark_for_rewrite, unmark_all_for_rewrite,
1862 marked_ssa_names): Remove. Update all users.
1863 (release_ssa_name): If VAR has been registered for SSA
1864 updating, do nothing.
1865 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1866 (build_assert_expr_for): Call register_new_name_mapping.
1867 (insert_range_assertions): Update call to update_ssa.
1868 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1869 marked_for_rewrite_p, any_marked_for_rewrite_p,
1870 marked_ssa_names): Remove.
1872 2005-04-22 Jeff Law <law@redhat.com>
1874 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1875 (restore_currdefs_to_original_value): Likewise.
1876 (register_definitions_for_stmt): Likewise.
1877 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1878 for each variable. Do not allocate/free block_defs_stack either.
1879 Do not iterate if we just thread jumps. Only iterate if the
1880 tree_cleanup_cfg does useful work (temporary).
1881 (dom_opt_initialize_block): No longer push a marker on
1883 (dom_opt_finalize_block): Removal call to restore currdefs.
1884 Relax restrictions for recording edge equivalences.
1885 (record_equivalences_from_phis): No longer need to track
1887 (optimize_stmt): Similarly.
1888 (thread_across_edge): Simplify by removing the requirement that
1889 statements in the block we are threading through must be nops.
1890 (initialize_hash_element): Handle GOTO_EXPR.
1892 2005-04-22 David S. Miller <davem@davemloft.net>
1894 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1896 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1897 fix check on CONST_DOUBLE mode. It should be VOIDmode
1898 when it is representing an integer.
1900 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1902 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
1903 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
1904 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
1905 find_char_info_specifier_index,
1906 find_length_info_modifier_index): Likewise.
1907 * c-typeck.c (composite_type, pop_init_level): Likewise.
1908 * combine.c (cant_combine_insn_p, try_combine): Likewise.
1909 * cse.c (cse_insn): Likewise
1910 * dominance.c (calc_dfs_tree): Likewise
1911 dwarf2out.c (loc_descriptor_from_tree_1,
1912 add_abstract_origin_attribute, force_decl_die,
1913 force_type_die): Likewise
1914 emit-rtl.c (operand_subword_force): Likewise
1915 explow.c (hard_function_value): Likewise
1916 expmed.c (store_bit_field, expand_divmod,
1917 emit_store_flag_force): Likewise
1918 expr.c (emit_move_multi_word, store_expr,
1919 expand_expr_real_1): Likewise
1920 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
1921 output_operand): Likewise
1922 flow.c (recompute_reg_usage): Likewise
1923 * function.c (assign_stack_temp_for_type, assign_temp,
1924 handle_epilogue_set): Likewise
1925 * genextract.c (main): Likewise
1926 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
1927 gimplify_modify_expr_rhs, gimplify_expr): Likewise
1928 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
1929 ready_remove, rm_line_notes, rm_other_notes,
1930 schedule_block): Likewise
1931 mips-tfile.c (copy_object, out_of_bounds): Likewise
1933 2005-04-22 David Edelsohn <edelsohn@gnu.org>
1936 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
1937 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
1938 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
1939 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
1941 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
1943 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1945 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
1946 (gcc_tree_to_linear_expression): Convert to heap allocated
1948 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1949 lbv_to_gcc_expression, lle_to_gcc_expression,
1950 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1951 perfect_nestify): Likewise.
1952 lambda.h (gcc_loopnest_to_lambda_loopnest,
1953 lambda_loopnest_to_gcc_loopnest): Likewise.
1954 tree-loop-linear.c (linear_transform_loops): Likewise.
1956 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1958 * config/sparc/predicates.md (arith_double_operand): Use
1959 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
1960 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
1961 (DImode, DFmode constant splitters): Likewise. Remove code for
1962 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
1963 (logical constant splitters): Use const_int_operand predicate.
1964 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
1965 HOST_BITS_PER_WIDE_INT < 64.
1967 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1969 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
1970 gcc_unreachable as appropriate.
1971 (force_mode, emit_move_sequence, singlemove_string,
1972 output_move_double, output_fp_move_double, find_addr_reg,
1973 output_block_move, output_block_clear, output_and,
1974 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
1975 pa_adjust_cost, pa_issue_rate, print_operand,
1976 output_global_address, output_arg_descriptor, output_cbranch,
1977 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
1978 output_call): Likewise.
1979 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
1980 prefetch, prefetch_cc, prefetch_nocc): Likewise.
1982 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
1984 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
1985 _gcov_pow2_profiler and _gcov_one_value_profiler.
1986 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
1987 (GTFILES): Add $(srcdir)/tree-profile.c.
1988 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
1989 __gcov_one_value_profiler): Declare.
1990 * gimplify.c (force_gimple_operand): Check whether the statements
1991 should be produced in ssa form.
1992 (force_gimple_operand_bsi): New function.
1993 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
1994 __gcov_one_value_profiler): New functions.
1995 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
1996 the profiled value is a power of two or not.
1997 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
1998 * tree-flow.h (in_ssa_p): Declare.
1999 (force_gimple_operand_bsi): Declare.
2000 * tree-into-ssa.c (in_ssa_p): New variable.
2001 (rewrite_into_ssa): Set in_ssa_p.
2002 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2003 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2004 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2005 tree_one_value_profiler_fn): New variables.
2006 (tree_init_edge_profiler): Initialize the profiler function decls.
2007 (tree_gen_edge_profiler): Use global gcov_type_node.
2008 (prepare_instrumented_value): New function.
2009 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2010 tree_gen_one_value_profiler): Call the library functions instead of
2011 creating instrumentation code.
2012 * tree.c (build_fn_decl): New function.
2013 * tree.h (build_fn_decl): Declare.
2014 * value-prof.c (rtl_divmod_values_to_profile,
2015 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2016 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2017 Do not handle may_be_other and precise values of exponents at pow2
2019 (tree_mod_subtract_transform): Reflect that value field of
2020 histogram has changed meaning.
2021 (tree_divmod_values_to_profile): Record the values correctly.
2022 (tree_values_to_profile): Update comment.
2023 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2025 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2027 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2030 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2032 * config/i386/i386.md (length_immediate): Use gcc_assert or
2033 gcc_unreachable, as appropriate.
2034 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2035 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2036 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2037 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2038 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2039 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2040 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2041 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2042 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2043 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2044 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2045 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2046 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2047 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2048 *prefetch_sse_rex): Likewise.
2049 * config/i386/predicates.md (x86_64_immediate_operand,
2050 x86_64_zext_immediate_operand, symbolic_operand,
2051 no_seg_address_operand, aligned_operand,
2052 memory_displacement_operand): Likewise.
2053 * config/i386/sse.md (*mov<mode>_internal,
2054 *movv2df_internal): Likewise.
2056 2005-04-22 Jan Hubicka <jh@suse.cz>
2058 * Makefile.in (ipa.o, ipa-inline.o): New files.
2059 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2060 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2061 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2062 * cgraphunit.c (cgraph_default_inline_p,
2063 cgraph_decide_inlining_incrementally, ncalls_inlined,
2064 nfunctions_inlined, initial_insns, overall_insns,
2065 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2066 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2067 cgraph_mark_inline, cgraph_check_inline_limits,
2068 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2069 update_callee_keys, lookup_recursive_calls,
2070 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2071 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2072 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2073 pass_ipa_inline): Move to ipa-inline.c
2074 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2076 * ipa-inline.c: New file.
2078 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2080 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2081 is turned off by default on Solaris.
2083 2005-04-21 Roger Sayle <roger@eyesopen.com>
2085 * c-common.h (objc_build_method_signature): Update prototype.
2086 * stub-objc.c (objc_build_method_signature): Update the stub
2087 implementation to accept and ignore additional parameter.
2088 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2089 the value of ellipsis to objc_build_method_signature instead
2090 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2092 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2094 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2095 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2096 gen_rtx_* not gen_rtx_fmt_*.
2097 (rs6000_emit_vector_select): Likewise.
2098 (rs6000_emit_sync): New.
2099 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2100 (larx, stcx, cmp): New mode substitutions.
2101 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2102 UNSPEC_ISYNC): New constants.
2103 (rlwinm): Give name.
2104 (memory_barrier, isync, lwsync): New insns.
2105 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2106 (sync_lock_release<mode>): New expander.
2107 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2108 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2109 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2110 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2111 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2112 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2113 (sync_add<mode>_internal, sync_addshort_internal,
2114 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2115 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2116 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2118 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2119 is the memory before, not after, the operation. Clarify
2120 barrier requirements.
2122 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2124 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2125 * lambda.h (lambda_vector_min_nz): Likewise.
2126 * langhooks.h (struct lang_hooks_for_types,
2127 struct lang_hooks): Likewise.
2128 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2131 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2133 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2134 comments to avoid 'abort'. Use gcc_assert as necessary.
2135 * opts.c (common_handle_option): Likewise.
2136 * pretty-print.c (pp_base_format_text): Likewise.
2137 * print-rtl.c (print_rtx): Likewise.
2138 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2139 * regmove.c (try_auto_increment): Likewise.
2140 * reload.c (find_valid_class, find_reloads_toplev,
2141 find_equiv_reg): Likewise.
2142 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2143 merge_assigned_reloads): Likewise.
2144 * tree-inline.c (inline_forbidden_p_1,
2145 estimate_num_insns_1): Likewise.
2146 * tree-optimize.c (execute_todo): Likewise.
2147 * tree-outof-ssa.c (eliminate_phi): Likewise.
2148 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2149 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2150 * tree-ssa-operands.c (parse_ssa_operands,
2151 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2152 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2153 * tree-ssanames.c (release_ssa_name): Likewise.
2154 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2155 walk_tree): Likewise.
2157 * tree-ssa-operands.c (verify_abort): Fold into ..
2158 (verify_imm_links): ... here.
2160 2005-04-21 Richard Henderson <rth@redhat.com>
2162 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2163 on non-memory operand for previous inversion.
2165 2005-04-21 Devang Patel <dpatel@apple.com>
2167 PR optimization/20994
2168 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2169 x = !(a == b) : p , q;.
2170 (pass_if_conversion): Verify stmts and flow.
2172 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2174 * optabs.c (gen_conditional_trap): Restore #define.
2176 * alias.c (true_dependence): Remove 'abort' from comments. Use
2177 gcc_assert and gcc_unreachable as appropriate.
2178 (canon_true_dependence): Likewise.
2179 * bb-reorder.c (connect_traces): Likewise.
2180 * c-common.c (c_add_case_label): Likewise.
2181 * c-decl.c (finish_function): Likewise.
2182 * caller-save.c (insert_restore, insert_save): Likewise.
2183 * cfg.c (update_bb_profile_for_threading): Likewise.
2184 * cfganal.c (flow_active_insn_p): Likewise.
2185 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2186 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2187 cfg_layout_merge_blocks): Likewise.
2188 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2189 find_if_block): Likewise.
2190 * integrate.c (allocate_initial_values): Likewise.
2191 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2192 swap_condition, unsigned_condition, signed_condition,
2193 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2194 reg_or_subregno): Likewise.
2195 * lambda-code.c (lambda_compute_auxillary_space,
2196 lambda_transform_legal_p): Likewise.
2197 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2198 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2199 lhd_incomplete_type_error, lhd_expand_expr,
2200 lhd_types_compatible_p, lhd_tree_size): Likewise.
2201 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2202 * local-alloc.c (update_equiv_regs): Likewise.
2203 * loop-unroll.c (peel_loop_completely
2204 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2205 peel_loop_simple, unroll_loop_stupid,
2206 analyze_iv_to_split_insn): Likewise.
2207 * loop.c (gen_prefetch, find_and_verify_loops,
2208 basic_induction_var): Likewise.
2209 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2210 * value-prof.c (tree_find_values_to_profile): Likewise.
2211 * varasm.c (named_section, default_assemble_integer,
2212 decode_addr_const): Likewise.
2214 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2215 Fariborz Jahanian <fjahanian@apple.com>
2217 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2218 portion of argument passed in fpr.
2219 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2220 decide on partial argument save on stack.
2222 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2224 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2227 2005-04-21 Jan Hubicka <jh@suse.cz>
2229 * cgraphunit.c: Include tree-pass.h
2230 (cgraph_decide_recursive_inlining,
2231 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2232 cgraph_decide_inlining): Dump goes to dump_file.
2233 (cgraph_optimize): Call ipa passes instead of inliner.
2234 (cgraph_gate_inlining, pass_ipa_inline): New.
2235 * tree-optimize.c (all_ipa_passes): New static variable.
2236 (register_one_dump_file): Dead with IPA passes.
2237 (register_dump_files): Likewise.
2238 (init_tree_optimization_passes): Initialize IPA passes.
2239 (execute_todo): Do cgraph dump when asked to, do not dump function body
2241 * tree-pass.h (TODO_dump_cgraph): New macro.
2242 (ipa_passes): Declare.
2243 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2245 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2247 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2248 gcc_assert instead of abort.
2249 (classify_argument, examine_argument, construct_container,
2250 contains_128bit_aligned_vector_p, ix86_check_movabs,
2251 standard_80387_constant_opcode, standard_80387_constant_rtx,
2252 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2253 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2254 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2255 legitimize_tls_address, output_pic_addr_const,
2256 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2257 get_some_local_dynamic_name, print_operand, print_operand_address,
2258 output_387_binary_op, emit_i387_cw_initialization,
2259 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2260 ix86_expand_clear, ix86_expand_binary_operator,
2261 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2262 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2263 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2264 ix86_expand_branch, ix86_expand_setcc,
2265 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2266 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2267 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2268 memory_address_length, ix86_attr_length_immediate_default,
2269 ix86_attr_length_address_default, ix86_agi_dependant,
2270 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2271 ix86_expand_binop_builtin, ix86_force_to_memory,
2272 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2273 x86_emit_floatuns): Likewise.
2274 * config/i386/netware.c (gen_regparm_prefix,
2275 i386_nlm_strip_name_encoding): Likewise.
2276 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2278 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2280 * optabs.c (gen_condiational_trap): Remove #define.
2281 (add_equal_note): Assertify. Remove explicit indirection from
2282 call via function pointer.
2283 (expand_ternary_op, expand_simple_binop, expand_binop,
2284 expand_twoval_unop, expand_twoval_binop,
2285 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2286 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2287 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2288 prepare_float_lib_cmp, emit_conditional_move,
2289 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2290 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2291 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2292 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2294 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2296 * vec.h: Update API to separate allocation mechanism from type.
2297 (VEC_safe_grow): New.
2298 * vec.c (calculate_allocation): New.
2299 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2300 (vec_gc_free, vec_heap_free): Remove.
2301 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2303 (mangle_macro_name): New.
2304 (struct macro_def): New.
2305 (struct macro): Add multiple argument values.
2306 (macro_expans_end): New.
2307 (push_macro_expansion): Chain on new macro. Process multiple
2308 args, create follow on expansion. Return follow on argument.
2309 (macro_input): Deal with multiple arguments.
2311 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2312 (struct tree_binfo): Adjust.
2313 * basic-block.h: Define VEC(edge,gc).
2314 (struct edge_def): Adjust.
2315 (struct basic_block_def, struct edge_iterator): Likewise.
2316 (ei_container, ei_start_1, ei_last_1): Likewise.
2317 * cfg.c (connect_src, connect_dest): Likewise.
2318 * cfgrtl.c (force_nonfallthru_and_redirect)
2319 * dbxout.c (dbxout_type)
2320 * dwarf2out.c (gen_member_die)
2321 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2322 (gcc_tree_to_linear_expression): Adjust.
2323 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2324 lbv_to_gcc_expression, lle_to_gcc_expression,
2325 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2326 perfect_nestify): Likewise.
2327 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2328 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2329 * profile.c (instrument_values): Adjust.
2330 * tree-cfg.c (modified_noreturn_calls): Adjust.
2331 (remove_fallthru_edge): Likewise.
2332 * tree-dump.c (dequeue_and_dump): Adjust.
2333 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2334 * tree-flow.h (modified_noreturn_calls): Adjust.
2335 (tree_on_heap): Remove. (yay!)
2336 (register_new_def): Adjust.
2337 * tree-into-ssa.c: Define VEC(int,heap).
2338 (block_defs_stack): Adjust.
2339 (find_idf, insert_phi_nodes, register_new_def,
2340 rewrite_initialize_block, rewrite_finalize_block,
2341 register_new_update_single, rewrite_update_init_block,
2342 rewrite_update_fini_block, rewrite_blocks,
2343 ssa_rewrite_finalize_block, ssa_register_new_def,
2344 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2345 * tree-loop-linear.c (linear_transform_loops): Adjust.
2346 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2347 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2348 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2349 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2350 vrp_variables_stack): Adjust declarations.
2351 (tree_ssa_dominator_optimize): Adjust.
2352 (dom_opt_initialize_block, remove_local_expressions_from_table,
2353 restore_nonzero_vars_to_original_value,
2354 restore_vars_to_original_value,
2355 restore_currdefs_to_original_value, dom_opt_finalize_block,
2356 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2357 optimize_stmt, update_rhs_and_lookup_avail_expr,
2358 lookup_avail_expr, record_range): Likewise.
2359 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2360 (compute_antic_aux): Adjust.
2361 (inserted_exprs, create_expression_by_pieces,
2362 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2363 remove_dead_inserted_code, fini_pre): Likewise.
2364 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2365 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2366 ssa_prop_init): Likewise.
2367 * tree-ssa.c: Define VEC(bitmap,heap).
2368 (verify_name_tags): Adjust.
2369 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2370 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2371 tree_divmod_values_to_profile, tree_find_values_to_profile,
2372 value_profile_transformations): Likewise.
2373 * value-prof.h: Define VEC(histogram_value,heap).
2374 * varasm.c: Remove alias_pair pointer typedef, define
2376 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2378 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2379 not a pointer to it. Create an object vector.
2380 (extern_symbols): Turn into an object vector.
2381 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2383 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2386 * Makefile.in (tree-chrec.o): Depend on params.h.
2387 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2389 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2390 and fold build with fold_buildN.
2391 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2392 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2393 (tree_contains_chrecs): Compute an estimation of the size of the
2395 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2396 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2397 * tree-scalar-evolution.c (simple_iv): Ditto.
2398 * doc/invoke.texi (scev-max-expr-size): Documented.
2400 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2402 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2403 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2404 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2405 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2406 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2407 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2408 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2409 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2410 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2411 (darwin_fix_and_continue_switch): Delete.
2412 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2413 (SUBTARGET_SWITCHES): Delete.
2414 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2415 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2416 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2417 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2418 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2419 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2420 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2421 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2422 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2423 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2424 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2425 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2426 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2427 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2428 (TARGET_64BIT): Undef before redefining.
2429 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2430 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2431 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2432 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2433 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2434 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2435 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2436 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2437 (ix86_debug_arg_string, ix86_debug_addr_string)
2438 (ix86_align_loops_string, ix86_align_jumps_string)
2439 (ix86_align_funcs_string): Delete.
2440 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2441 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2442 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2443 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2444 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2445 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2446 (SUBTARGET_SWITCHES): Delete.
2447 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2448 (ix86_debug_addr_string): Delete.
2449 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2450 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2451 (ix86_align_loops_string, ix86_align_jumps_string)
2452 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2453 (ix86_align_funcs_string): Make static.
2454 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2455 (ix86_handle_option): New function.
2456 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2457 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2458 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2459 of darwin_fix_and_continue_switch.
2460 (darwin_one_byte_bool): Delete.
2461 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2462 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2463 to darwin_one_byte_bool.
2464 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2465 * config/i386/djgpp.opt, config/i386/i386.opt,
2466 * config/i386/sco5.opt: New files.
2468 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2470 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2471 fp_zero_operand, fp_register_operand, intreg_operand,
2472 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2473 call_operand, call_operand_address, tgd_symbolic_operand,
2474 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2475 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2476 sp64_medium_pic_operand, data_segment_operand,
2477 text_segment_operand, splittable_symbolic_memory_operand,
2478 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2479 eq_or_neq, normal_comp_operator, noov_compare_op,
2480 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2481 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2482 const64_operand, const64_high_operand, arith11_operand,
2483 arith10_operand, arith_double_operand, arith_double_4096_operand,
2484 arith_double_add_operand, arith11_double_operand,
2485 arith10_double_operand, small_int, small_int_or_double,
2486 uns_small_int, uns_arith_operand, clobbered_register,
2487 input_operand, compare_operand): Delete.
2488 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2489 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2490 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2491 (GEN_HIGHINT64, GEN_INT64): Delete.
2492 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2493 gen_safe_XOR64): Adjust for above deletion.
2494 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2495 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2496 (legitimate_constant_p): Use const_zero_operand instead.
2497 (sparc_extra_constraint_check): Likewise.
2498 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2499 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2500 (PREDICATE_CODES): Delete.
2501 * config/sparc/sparc.md: Include predicates.md.
2502 (All patterns): Adjust for new predicate names.
2503 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2504 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2505 (movdi): Use general_operand predicate.
2506 (movdi_sp64_dbl): Delete.
2507 (movdi_const64_special): Add 'N' constraint.
2508 (movdicc): Use arith10_operand predicate.
2509 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2510 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2511 (movdi_cc_reg_sp64_trunc): Delete.
2512 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2513 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2514 (subdi3_sp32): Delete.
2515 (subdi3_insn_sp32): Change to define_insn_and_split.
2516 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2517 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2518 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2519 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2520 small_int_operand predicate.
2521 (divdi3, udivdi3): Use arith_operand predicate.
2522 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2523 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2524 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2525 (xordi3_sp64_dbl): Delete.
2526 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2527 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2528 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2529 cmp_ccx_set_not): Use arith_operand predicate.
2530 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2531 * config/sparc/predicates.md: New file.
2533 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2535 PR tree-optimization/14846
2536 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2538 (fold_single_bit_test): ... here.
2539 (fold_binary): Call fold_single_bit_test_into_sign_test
2540 instead of fold_single_bit_test.
2542 2005-04-20 James E Wilson <wilson@specifixinc.com>
2545 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2546 is another declaration.
2548 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2550 * config/cris/predicates.md: New file.
2551 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2552 (cris_movem_load_rest_p): Declare.
2553 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2554 (cris_movem_load_rest_p): Ditto. Globalize.
2555 (cris_bdap_operand, cris_bdap_biap_operand,
2556 cris_orthogonal_operator, cris_commutative_orth_op,
2557 cris_operand_extend_operator,
2558 cris_additive_operand_extend_operator, cris_extend_operator,
2559 cris_plus_or_bound_operator, cris_mem_op,
2560 cris_general_operand_or_symbol,
2561 cris_general_operand_or_gotless_symbol,
2562 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2563 cris_load_multiple_op): Remove predicate functions.
2564 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2565 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2566 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2567 * config/cris/cris.md: Include predicates.md.
2568 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2570 2005-04-20 Ian Lance Taylor <ian@airs.com>
2572 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2573 * c-common.h (STMT_EXPR_STMT): Don't define.
2574 (STMT_EXPR_NO_SCOPE): Don't define.
2575 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2576 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2577 (pp_c_expression): Likewise.
2579 2005-04-20 Richard Henderson <rth@redhat.com>
2582 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2584 2005-04-20 Jeff Law <law@redhat.com>
2586 * reload1.c (reload): Ignore equivalences between pseudos and
2589 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2592 * c-tree.h (struct c_label_list): Update comment.
2593 (struct c_label_context): Rename to struct c_label_context_se.
2594 (label_context_stack): Rename to label_context_stack_se.
2595 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2596 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2597 c_end_vm_scope): New.
2598 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2599 * c-decl.c (pop_scope): Call c_end_vm_scope.
2600 (pushdecl): Call c_begin_vm_scope for variably modified
2602 (define_label): Check for jumping into scope of identifier with
2603 variably modified type. Push label on stack for those defined at
2604 current context of identifiers with variably modified type.
2605 (start_function): Create stack level for context of identifiers
2606 with variably modified type.
2607 (finish_function): Pop stack level for context of identifiers with
2608 variably modified type.
2609 * c-typeck.c (label_context_stack): Rename to
2610 label_context_stack_se.
2611 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2612 (c_finish_goto_label): Check for jumping into scope of identifier
2613 with variably modified type. Push label on stack for those jumped
2614 to from current context of identifiers with variably modified
2616 (struct c_switch): Add blocked_vm.
2617 (c_start_case): Initialize blocked_vm.
2618 (do_case): Check blocked_vm.
2619 (c_finish_case): Add comment.
2620 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2621 variable label_context_stack.
2623 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2625 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2626 conditional_replacement, value_replacement, abs_replacement,
2628 (replace_phi_edge_with_variable): Remove argument BB.
2629 (conditional_replacement, value_replacement,
2630 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2631 Update a call to replace_phi_edge_with_variable.
2633 * tree-ssa-phiopt.c: Fix comments.
2635 2005-04-20 Michael Matz <matz@suse.de>
2638 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2641 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2643 * tree-ssa-phiopt.c: Fix comment typos.
2645 PR tree-optimization/21116
2646 * tree-ssa-phiopt.c: Fix a typo.
2648 2005-04-19 Richard Henderson <rth@redhat.com>
2650 * builtins.c (expand_builtin_sync_operation): Revert last change.
2651 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2653 (expand_compare_and_swap_loop): Likewise.
2654 (expand_sync_operation): Remove fallback from NAND to AND; invert
2655 memory operand when expanding from cmpxchg.
2656 (expand_sync_fetch_operation): Likewise.
2657 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2660 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2661 when implementing NAND. Fix double-add for AFTER.
2662 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2663 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2664 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2666 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2669 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2670 to return old memory value.
2671 (sync_compare_and_swap_cc<IMODE>): Likewise.
2673 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2674 return pre-reload. Don't consider output or anti dependencies.
2675 * config/ia64/sync.md (IMODE): New.
2676 (modesuffix): Add QI and HI.
2677 (memory_barrier): Simplify expansion.
2678 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2679 (cmpxchg_acq_<IMODE>): Likewise.
2680 (sync_lock_test_and_set<IMODE>): Likewise.
2681 (sync_lock_release<IMODE>): Likewise.
2683 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2685 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2688 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2690 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2692 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2693 Joseph S. Myers <joseph@codesourcery.com>
2695 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2696 * c-typeck.c (build_c_cast): Check these options.
2697 * doc/invoke.texi: Document these options.
2699 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2701 * tree-ssa-phiopt.c: Update a comment about the pass.
2703 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2705 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2706 config/mcore/mcore.c: Fix comment typos.
2708 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2710 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2711 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2713 2005-04-19 Paul Brook <paul@codesourcery.com>
2715 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2717 2005-04-19 Andrew Haley <aph@redhat.com>
2720 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2721 looking at a field's bitpos.
2723 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2725 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2726 libiberty functions.
2728 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2730 PR tree-optimization/21096
2731 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2733 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2736 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2737 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2739 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2741 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2742 refers to the function being dumped.
2744 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2746 * varasm.c (assemble_start_function): Remove reset of in_section.
2748 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2750 PR tree-optimization/21085
2751 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2754 2005-04-19 Ben Elliston <bje@au.ibm.com>
2756 * doc/invoke.texi (Optimize Options): Refer to the correct
2757 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2759 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2761 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2762 alloca argument to be big enough.
2764 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2767 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2770 2005-04-18 Tom Tromey <tromey@redhat.com>
2772 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2775 2005-04-18 Richard Henderson <rth@redhat.com>
2777 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2778 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2779 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2780 * config/alpha/alpha-protos.h: Update.
2781 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2782 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2783 (attr type): Add ld_l, st_c, mb.
2784 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2785 iornotsi3, xorsi_internal, xornotsi3): New.
2786 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2787 (ev4_ist_c, ev4_mb): New.
2788 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2790 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2791 (ev6_ist): Add st_c.
2793 * config/alpha/sync.md: New file.
2795 2005-04-18 Richard Henderson <rth@redhat.com>
2797 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2800 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2802 2005-04-18 Devang Patel <dpatel@apple.com>
2804 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2806 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2808 PR tree-optimization/20922
2809 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2810 Fold X + c >= X and fold X - c <= X to true.
2812 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2814 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2816 (emergency_labeled_state_free): Likewise.
2818 2005-04-18 Nick Clifton <nickc@redhat.com>
2820 * config/h8300/h8300.md (jump): Remove prescan parameter from
2821 calls to final_scan_insn.
2823 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2824 parameter from calls to final_scan_insn.
2826 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2828 (v850e, v850e1): Use the v850.opt file for target specific
2831 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2833 PR tree-optimization/21001
2834 * tree-optimize.c (init_tree_optimization_passes): Move the
2835 first pass_forwprop immediately before pass_vrp.
2837 2005-04-17 Ian Lance Taylor <ian@airs.com>
2839 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2840 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2841 from enum tree_code op to bool is_sizeof.
2842 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2843 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2844 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2846 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2848 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2851 2005-04-17 Ian Lance Taylor <ian@airs.com>
2853 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2855 2005-04-17 Richard Henderson <rth@redhat.com>
2857 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2859 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2860 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2861 of indirection through ssa names while looking for the gpr counter
2863 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2864 saved va_list_gpr_size and va_list_fpr_size.
2866 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2868 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2869 both pointers or both integers.
2871 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2872 ASSERT_EXPRs for single-use variable.
2874 * tree-into-ssa.c: Fix a comment typo.
2876 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2878 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2879 -mipsN before forcing a default of -mips2.
2881 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2883 * predict.h (IS_TAKEN): Remove.
2884 * rtl.h (NOTE_PREDICTION): Likewise.
2886 * modulo-sched.c (CFG_HOOKS): Remove.
2888 * c-parser.c (N_C_TTYPES): Remove.
2890 * tree-flow-inline.h (get_stmt_operands): Remove.
2891 * lambda-code.c, tree-ssa-loop-unswitch.c,
2892 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2893 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2894 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2895 calls to get_stmt_operands.
2896 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
2898 2005-04-17 Richard Henderson <rth@redhat.com>
2901 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
2902 of CUMULATIVE_ARGS past the last named argument.
2903 (alpha_va_start): Expect pretend_args_size only if strictly less than
2906 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2909 * builtins.c (expand_builtin_strcat): Convert the result of
2910 strlen to the right type.
2911 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
2912 avoid creating type mismatches.
2913 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
2916 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
2918 2005-04-16 Richard Henderson <rth@redhat.com>
2921 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
2922 Use the mode of boolean_type_node when the user doesn't provide one.
2923 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
2925 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
2928 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
2931 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
2934 2005-04-16 Roger Sayle <roger@eyesopen.com>
2935 Steven Bosscher <stevenb@suse.de>
2937 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
2938 (fold_unary_to_constant): Likewise.
2940 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
2942 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
2945 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
2947 * doc/install.texi (Specific): Avoid using asterisks in @anchor
2948 names related to target triplets.
2949 Remove i?86-*-esix from platform directory.
2950 Remove powerpc-*-eabiaix from platform directory.
2952 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
2955 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
2956 falling through from SUBREG case to REG.
2958 2005-04-15 Roger Sayle <roger@eyesopen.com>
2960 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
2961 (fold_binary): Update comment mentioning fold_relational_hi_lo.
2962 (fold_binary_to_constant): Simplify using fold_binary.
2963 (fold_unary_to_constant): Likewise, simplify using fold_unary.
2965 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2967 * gthr-posix.c (pthread_cancel): Define.
2968 (pthread_mutexattr_init): Likewise.
2969 (pthread_mutexattr_settype): Likewise.
2970 (pthread_mutexattr_destroy): Likewise.
2972 2005-04-15 David S. Miller <davem@davemloft.net>
2975 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
2977 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2979 PR tree-optimization/21031
2980 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
2981 (forward_propagate_into_cond_1): Call it. Forward propagate
2982 integer-integer casts into COND_EXPRs.
2984 2005-04-15 Dave Korn <dave.korn@artimi.com>
2986 * gcc.c (default_compilers): Clarify obscure error message when
2987 reading from standard input.
2989 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2991 * basic-block.h (PROP_EQUAL_NOTES): Remove.
2992 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
2994 * tree-ssa-alias.c (init_alias_info): Remove a call to
2997 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
2999 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3000 of non-virtual PHI nodes like we use to.
3002 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3004 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3005 (attr_copy_rtx): Do not use it.
3007 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3009 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3011 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3013 * tree-vect-transform.c (vectorizable_store): Mark necessary
3014 objects in the vectorized store needing renaming. Update the
3015 SSA graph for V_MAY_DEF operands in the original store.
3017 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3019 * tree-ssa-pre.c (compute_avail): It's okay to have
3020 TREE_INVARIANT's here, and value number the resulting expressions.
3021 (create_expression_by_pieces): Make sure operands that were
3022 min_invariant when we started, stay that way.
3024 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3026 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3028 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3030 PR tree-optimization/20936.
3031 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3033 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3035 * doc/invoke.texi: Fix typos.
3036 * doc/md.texi: Likewise.
3037 * doc/rtl.texi: Likewise.
3038 * doc/sourcebuild.texi: Likewise.
3039 * doc/tm.texi: Likewise.
3041 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3043 PR tree-optimization/21004
3044 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3045 and floorl in c99 mode only.
3046 * builtins.c (expand_builtin_int_roundingfn): Assert that
3047 fallback_fndecl is not NULL_TREE.
3049 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3051 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3052 * basic-block.h: Update the prototype for
3053 purge_all_dead_edges.
3054 * cfgexpand.c (tree_expand_cfg): Update a call to
3055 purge_all_dead_edges.
3056 * combine.c (combine_instructions): Likewise.
3057 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3058 rest_of_handle_cse2, rest_of_handle_gcse,
3059 rest_of_handle_postreload): likewise.
3061 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3064 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3065 e.g. cv-qualification conversions.
3067 2005-04-14 Mike Stump <mrs@apple.com>
3069 * config/darwin-c.c (framework_construct_pathname): We must
3070 find all headers of a framework in the first instance of it
3071 found in the seach path.
3073 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3075 PR tree-optimization/21021
3076 * tree-vrp.c (compare_values): Work around a bug in the front
3077 end that produces a comparison of mismatched types.
3079 2004-04-14 Richard Henderson <rth@redhat.com>
3081 * config/ia64/ia64.h (enum fetchop_code): Remove.
3082 (enum ia64_builtins): Move ...
3083 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3084 members except BSP and FLUSHRS.
3085 (ia64_init_builtins): Remove __sync builtins.
3086 (ia64_expand_builtin): Likewise.
3087 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3088 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3089 (ia64_expand_lock_release): Remove.
3090 * config/ia64/ia64.md (mf): Move to sync.md.
3091 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3092 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3093 * config/ia64/sync.md: New file.
3094 (memory_barrier): Rename from mf.
3095 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3096 (cmpxchg_acq_<I48MODE>): Likewise.
3097 (sync_lock_test_and_set<I48MODE>): Likewise.
3099 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3100 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3102 2004-04-14 Richard Henderson <rth@redhat.com>
3104 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3105 (ix86_compare_emitted): New.
3106 (ix86_expand_compare): Use ix86_compare_emitted if set.
3107 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3108 and ix86_compare_op0 are set.
3109 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3110 (TARGET_CMPXCHG, TARGET_XADD): New.
3111 (ix86_compare_emitted): Declare.
3112 * config/i386/i386.md: Include sync.md
3113 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3114 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3115 * config/i386/sync.md: New file.
3117 2004-04-14 Richard Henderson <rth@redhat.com>
3120 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3121 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3122 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3123 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3124 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3125 BT_FN_I8_VPTR_I8_I8): New.
3126 * builtins.def (DEF_SYNC_BUILTIN): New.
3127 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3128 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3129 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3130 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3131 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3132 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3133 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3134 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3135 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3136 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3137 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3138 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3139 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3140 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3141 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3142 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3143 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3144 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3145 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3146 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3147 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3148 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3149 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3150 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3151 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3152 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3153 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3154 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3155 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3156 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3157 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3158 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3159 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3160 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3161 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3162 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3163 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3164 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3165 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3166 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3167 BUILT_IN_SYNCHRONIZE: New.
3168 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3169 as a function. Accept __sync_ as a prefix as well.
3170 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3171 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3172 expand_builtin_lock_release): New.
3173 (expand_builtin): Call them.
3174 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3175 neither BOTH_P nor FALLBACK_P are defined.
3176 (builtin_type_for_size): New.
3177 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3178 (resolve_overloaded_builtin): New.
3179 * c-common.h (resolve_overloaded_builtin): Declare.
3180 (builtin_type_for_size): Declare.
3181 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3182 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3183 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3184 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3185 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3186 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3187 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3188 sync_compare_and_swap_cc, sync_lock_test_and_set,
3189 sync_lock_release): New.
3190 * optabs.h: Declare them.
3191 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3192 expand_sync_operation, expand_sync_fetch_operation,
3193 expand_sync_lock_test_and_set): Declare.
3194 * genopinit.c (optabs): Add sync optabs.
3195 * optabs.c (init_optabs): Initialize sync optabs.
3196 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3197 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3198 expand_sync_operation, expand_sync_fetch_operation,
3199 expand_sync_lock_test_and_set): New.
3200 * doc/extend.texi (Atomic Builtins): New section
3201 * doc/md.texi (Standard Names): Add sync patterns.
3203 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3205 * tree-eh.c (lower_try_finally_copy): Generate new code in
3206 response to goto_queue entries as if the queue was sorted by
3207 index, not pointers.
3208 (lower_try_finally_switch): Likewise.
3210 2005-04-14 Richard Henderson <rth@redhat.com>
3212 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3213 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3215 (ix86_expand_fp_movcc): Update to match.
3216 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3217 * config/i386/i386-protos.h: Update.
3218 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3219 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3221 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3223 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3226 2005-04-14 Julian Brown <julian@codesourcery.com>
3228 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3229 link failures on ppc64 Linux.
3231 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3233 * config.gcc: Set cpu_type for s390.
3235 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3237 Fix PR tree-optimization/20963
3238 * tree-ssa-pre.c (compute_avail): Remove special case for
3240 (create_expression_by_pieces): Add value numbers for forced out
3243 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3245 * config/cris/cris.md: Replace references to (reg:SI 16) with
3246 (reg:SI CRIS_SRP_REGNUM).
3248 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3250 PR tree-optimization/20657
3251 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3252 create an appropriate range from it.
3254 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3256 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3257 <UNSPEC_FIST_CEIL> case.
3259 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3260 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3261 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3262 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3263 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3264 (lfloor<mode>2): New expanders.
3265 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3266 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3267 to implement lceil and llceil built-ins as x87 intrinsic function.
3268 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3269 (lceil<mode>2): New expanders.
3271 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3273 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3274 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3276 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3279 * config/s390/s390-modes.def: Define TFmode.
3281 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3283 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3284 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3285 * config/mips/mips.c (mips16_insn_length): Remove reference to
3286 JUMP_TABLES_IN_TEXT_SECTION.
3288 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3290 * simplify-rtx.c (simplify_binary_operation_1): Return
3291 scalar or vector of constant 0, depending on the xor's
3294 2005-04-13 Dale Johannesen <dalej@apple.com>
3296 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3297 (objc-act.o): Ditto.
3298 * objc/objc-act.c (objc_gimplify_expr): New.
3299 (objc_get_callee_fndecl): New.
3300 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3301 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3302 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3304 2005-04-13 Devang Patel <dpatel@apple.com>
3306 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3309 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3311 CRIS prologue as RTL.
3312 * config/cris/cris-protos.h (cris_emit_movem_store)
3313 (cris_expand_prologue): Prototype.
3314 * config/cris/cris.c (struct machine_function): New member
3316 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3317 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3318 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3319 (cris_load_multiple_op, cris_return_address_on_stack)
3320 (cris_return_address_on_stack_for_return): ISO-Cify.
3321 (cris_store_multiple_op): New predicate function.
3322 (cris_expand_prologue, cris_emit_movem_store): New functions.
3323 (cris_print_operand) <case 'O'>: Handle modifications other than
3325 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3326 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3327 (cris_gen_movem_load): Rearrange slightly to make local variable
3328 src a parameter, removing osrc.
3329 (cris_setup_incoming_varargs): Set machine_function member
3330 stdarg_regs to correspond to the number of registers that need to
3332 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3334 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3335 cris_general_operand_or_gotless_symbol accept UNSPEC.
3336 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3337 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3338 ("*cris_store_multiple"): New pattern. Tweak common comment above
3339 this and "*cris_load_multiple".
3340 ("prologue"): New define_expand.
3342 * config/cris/cris.md ("epilogue"): Conditionalize on
3343 TARGET_PROLOGUE_EPILOGUE.
3345 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3348 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3349 fpsr 0 instead of fpsr 1.
3350 (divsf3_internal_thr): Ditto.
3351 (divdf3_internal_lat): Ditto.
3352 (divdf3_internal_thr): Ditto.
3353 (divxf3_internal_lat): Ditto.
3354 (divxf3_internal_thr): Ditto.
3356 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3358 PR tree-optimization/20913
3359 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3361 PR tree-optimization/20702
3362 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3363 dominator children that haven't been walked into.
3365 2005-04-13 Julian Brown <julian@codesourcery.com>
3367 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3368 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3371 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3373 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3374 config/i386/sse.md: Fix comment typos.
3376 * genattrtab.c (NULL_ATTR): Remove.
3377 * ifcvt.c (NULL_EDGE): Likewise.
3379 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3381 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3382 NOTE_PREDICT): Remove.
3384 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3386 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3387 * configure: Regenerate.
3388 * config.in: Likewise.
3389 * system.h: Declare vsnprintf if not already declared.
3391 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3393 * optc-gen.awk: Handle stand-alone Mask records.
3394 * opth-gen.awk: Likewise.
3395 * doc/options.texi (Option file format): Document them.
3396 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3397 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3398 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3399 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3400 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3401 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3402 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3403 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3404 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3405 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3406 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3407 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3408 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3409 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3410 TARGET_LONG_DOUBLE_128): Likewise.
3411 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3412 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3413 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3414 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3415 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3416 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3417 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3418 * config/sparc/sparc.c (fpu_option_set): New global.
3419 (sparc_handle_option): New function.
3420 (sparc_override_options): Test fpu_option_set.
3421 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3422 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3423 * config/sparc/sparc.opt: New file.
3424 * config/sparc/little-endian.opt: Likewise.
3425 * config/sparc/long-double-switch.opt: Likewise.
3427 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3429 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3430 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3431 * config/bfin/bfin.opt (mshared-library-id=): Lose
3432 Var(bfin_lib_id_given).
3434 2005-04-13 Matt Thomas <matt@3am-software.com>
3436 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3439 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3441 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3443 * cgraphunit.c (INSNS_PER_CALL): Remove.
3445 * tree-ssa-forwprop.c (vars,
3446 record_single_argument_cond_exprs,
3447 substitute_single_use_vars): Remove.
3448 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3450 (tree_ssa_forward_propagate_single_use_vars): Call
3451 forward_propagate_into_cond for each COND_EXPR.
3453 * tree-inline.c (INSNS_PER_STMT): Remove.
3455 2005-04-12 Richard Henderson <rth@redhat.com>
3457 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3458 (ix86_expand_sse_fp_minmax): ... from ...
3459 (ix86_expand_fp_movcc): ... here.
3460 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3461 * config/i386/i386-protos.h: Update.
3462 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3463 (sse_setccsf, sse_setccdf): Allow before reload.
3464 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3465 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3466 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3467 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3468 (anddf3, nanddf3, iordf3, xordf3): New.
3470 2005-04-12 Jeff Law <law@redhat.com>
3472 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3473 (tree-ssa-uncprop.o): Add dependencies.
3474 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3475 * tree-flow.h (remove_useless_stmts): Remove prototype.
3476 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3477 remove_useless_stmts.
3478 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3479 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3480 * tree-pass.h (pass_uncprop): Declare.
3481 * tree-ssa-uncprop.c: New file.
3483 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3486 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3488 2005-04-12 Caroline Tice <ctice@apple.com>
3490 Temporary fix for partitioning problems.
3491 * passes.c (rest_of_handle_final): Remove code that
3492 frees unlikely_text_section_name,
3493 * varasm.c (assemble_start_function): Test for partitioning
3494 flag before writing out section labels.
3495 (assemble_end_function): Test for partitioning flag before
3496 writing out section labels.
3498 2005-04-12 Steven Bosscher <stevenb@suse.de>
3499 Stuart Hastings <stuart@apple.com>
3500 Jan Hubicka <jh@suse.cz>
3502 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3503 references to gt-tree-cfg.h.
3504 * basic-block.h (struct basic_block_def): Don't skip rbi
3505 for garbage collection.
3506 (struct reorder_block_def): Make GTY-able.
3507 (struct control_flow_graph): New structure.
3508 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3509 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3510 but instead defines to the control_flow_graph for cfun.
3511 (label_to_block_map): New define, points to the label map of
3512 the control_flow_graph for cfun.
3513 (n_edges_for_function, n_basic_blocks_for_function,
3514 last_basic_block_for_function, basic_block_info_for_function,
3515 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3516 basic_block_info_for_function, label_to_block_map_for_function):
3517 Counterparts for the above, taking a struct function as an extra
3519 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3520 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3521 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3522 (alloc_rbi_pool, free_rbi_pool): Remove.
3523 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3524 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3526 (cfg_layout_finalize) ... and don't free it here.
3527 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3529 * flow.c (free_basic_block_vars): Set label_to_block_map and
3530 n_edges to zero too.
3531 * function.h (struct function): Add cfg field.
3532 * function.c (allocate_struct_function): Allocate the cfg.
3533 * tree-cfg.c (label_to_block_map): Remove.
3534 (build_tree_cfg): Don't allocate the rbi pool here...
3535 (delete_tree_cfg_annotations): ...and don't free it here.
3536 Also don't nullify label_to_block_map for cfun.
3538 2005-04-12 Caroline Tice <ctice@apple.com>
3540 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3541 Revert my patch from April 9.
3542 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3543 (reorder_basic_blocks): Revert my patch from April 9.
3544 (insert_section_boundary_note): Revert my patch from April 9.
3545 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3546 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3547 (COLD_END_LABEL): Revert my patch from April 9.
3548 (cold_text_section_label): Revert my patch from April 9.
3549 (cold_end_label): Revert my patch from April 9.
3550 (dwarf2out_switch_text_section): Revert my patch from April 9.
3551 (output_aranges): Revert my patch from April 9.
3552 (output_ranges): Revert my patch from April 9.
3553 (output_line_info): Revert my patch from April 9.
3554 (add_location_or_const_value_attribute): Revert my patch from April 9.
3555 (dwarf2out_var_location): Revert my patch from April 9.
3556 (dwarf2out_init): Revert my patch from April 9.
3557 (dwarf2out_finish): Revert my patch from April 9.
3558 * function.h (struct function): Revert my patch from April 9.
3559 * opts.c (decode_options): Revert my patch from April 9.
3560 * output.h (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 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3564 * varasm.c (unlikely_section_label, hot_section_label,
3565 hot_section_end_label, cold_section_end_label,
3566 unlikely_text_section_name): Revert my patch from April 9.
3567 (initialize_cold_section_name): Revert my patch from April 9.
3568 (unlikely_text_section): Revert my patch from April 9.
3569 (in_unlikely_text_section): Revert my patch from April 9.
3570 (named_section): Revert my patch from April 9.
3571 (function_section): Revert my patch from April 9.
3572 (current_function_section): Revert my patch from April 9.
3573 (assemble_start_function): Revert my patch from April 9.
3574 (assemble_end_function): Revert my patch from April 9.
3575 (default_section_type_flags_1): Revert my patch from April 9.
3577 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3579 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3580 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3582 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3584 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3587 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3588 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3590 2004-04-12 Richard Henderson <rth@redhat.com>
3592 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3593 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3594 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3595 (UNSPEC_*, UNSPECV_*): Renumber.
3597 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3600 From Richard Henderson <rth@redhat.com>:
3601 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3604 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3606 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3608 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3610 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3611 (bfin_library_id): New variable.
3612 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3613 instead of bfin_library_id_string.
3614 (bfin_handle_option): New function.
3615 (override_options): Remove most code to deal with shared library IDs,
3616 just check they aren't used without -mid-shared-library.
3617 (TARGET_HANDLE_OPTION): Define.
3618 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3619 * config/bfin/bfin.opt (mshared-library-id=): New.
3621 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3623 * tree-vect-transform.c: Fix comment typos.
3625 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3627 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3628 split critical edges when not possible/profitable.
3630 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3632 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3633 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3634 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3635 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3636 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3637 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3638 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3639 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3641 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3642 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3643 * config/ns32k/ns32k.opt: New file.
3645 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3647 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3648 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3649 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3650 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3651 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3652 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3653 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3654 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3655 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3656 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3657 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3658 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3659 (MASK_COLDFIRE): Formatting fixes.
3660 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3661 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3662 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3663 "_current_shared_library_a5_offset_".
3664 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3665 (MASK_ALL_CPU_BITS): New macro.
3666 (m68k_handle_option): New function.
3667 (override_options): Remove handling of m68k_library_id_string.
3668 * config/m68k/m68k.opt: New file.
3669 * config/m68k/ieee.opt: New file.
3671 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3673 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3674 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3675 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3676 (TARGET_CXX): Adjust accordingly.
3677 * target.h (struct gcc_target): Remove epxort_class_data. Add
3678 determine_class_data_visibility and class_data_always_comdat.
3679 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3680 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3681 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3682 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3683 (arm_cxx_determine_class_data_visibility): New.
3684 (arm_cxx_class_data_always_comdat): Likewise.
3685 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3686 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3687 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3688 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3689 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3692 2005-04-11 Devang Patel <dpatel@apple.com>
3694 * tree-data-ref.c (build_classic_dist_vector,
3695 compute_subscript_distance): Make externally visible.
3696 * tree-data-ref.h (build_classic_dist_vector,
3697 compute_subscript_distance): Same.
3698 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3699 Check distance vector against vectorization factor.
3700 (vect_analyze_loop): Determine vectorizaion factor before
3701 analyzing data dependences.
3702 * tree-vectorizer.c (loops_num): Make it externally visible and
3704 * tree-vectorizer.c (vect_loops_num): ... new name.
3705 * tree-vectorizer.h (vect_loops_num): New.
3707 2005-04-11 Devang Patel <dpatel@apple.com>
3709 * tree-vect-analyze.c (vect_analyze_operations): Check
3710 vectorizable codition.
3711 * tree-vect-transform.c (vect_is_simple_cond): New function.
3712 (vectorizable_condition): New function.
3713 (vect_transform_stmt): Handle condition_vec_info_type.
3714 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3715 condition_vec_info_type.
3716 (vectorizable_condition): New.
3718 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3720 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3721 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3722 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3724 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3725 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3727 * dwarf2out.c (output_line_info): Don't try to dereference
3728 a NULL current_function_decl.
3730 * config/t-slibgcc-darwin: Don't put shared libraries in
3731 directories other than $(slibdir).
3732 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3735 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3737 PR tree-optimization/20933
3738 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3739 logic to reject aliases between read-only and writable
3741 (may_alias_p): ... here.
3742 (get_tmt_for): Do not associate read-only tags to pointers
3743 whose pointed-to type is not read-only.
3744 * tree-ssa.c (verify_ssa): Check that memory stores have at
3745 least one V_MAY_DEF or V_MUST_DEF.
3747 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3750 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3751 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3752 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3753 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3755 (fwrite_unlocked): Fix prototype.
3757 * configure, config.in: Regenerate.
3759 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3761 * tree-ssa-loop-im.c: Include real.h.
3762 (determine_invariantness_stmt): If real division divisor is
3763 invariant and flag_unsafe_math_optimizations enabled, generate
3764 invariant reciprocal for hoisting.
3765 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3767 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3769 Fix PR tree-optimization/20926
3771 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3773 2005-04-11 Devang Patel <dpatel@apple.com>
3775 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3778 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3780 * fold-const.c (fold_binary_op_with_conditional_arg):
3781 use fold_buildN instead of "fold (buildN" in some
3783 (fold_unary): Likewise.
3784 (fold_binary): Likewise.
3786 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3788 Fix PR tree-optimization/20612
3789 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3791 (perfect_nestify): preheaderbb is *not* part of loop of the
3794 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3796 * tree-ssa-alias.c (may_alias_p): If the variable
3797 is a global variable and the pointer is parameter
3798 and -fargument-noalias-global is used, then
3799 the pointer cannot alias the variable.
3801 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3803 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3804 * config/sparc/sparc.h: Likewise.
3805 * config/sparc/sparc.md: Likewise.
3807 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3809 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3811 * tree-vrp.c: Fix a comment typo.
3813 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3815 PR tree-optimization/20920
3816 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3817 SSA_NAME flows through an abnormal edge.
3818 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3819 through abnormal edges.
3820 (maybe_add_assert_expr): Likewise.
3822 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3824 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3825 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3826 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3827 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3828 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3829 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3830 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3831 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3832 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3833 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3834 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3835 (TARGET_HANDLE_OPTION): Likewise.
3836 (s390_tune): Initialize to PROCESSOR_max.
3837 (s390_arch_string): Make static.
3838 (s390_tune_string, s390_warn_framesize_string): Delete.
3839 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3840 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3841 (s390_handle_arch_option, s390_handle_option): New functions.
3842 (override_options): Remove parsing of option strings.
3843 * config/s390/s390.opt: New file.
3845 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3847 * tree-complex.c (expand_vector_operations): Call
3848 update_stmt_if_modified.
3850 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3852 * tree-vect-analyze (vect_determine_vectorization_factor):
3853 Do not use GET_MODE_NUNITS.
3854 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3855 (vectorizable_load, vect_transform_loop): Likewise.
3857 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3859 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3860 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3861 * optabs.h (enum optab_index): Add new OTI_lceil.
3862 (lceil_optab): Define corresponding macro.
3863 * optabs.c (init_optabs): Initialize lceil_optab.
3864 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3865 and lceildi2 patterns.
3866 * builtins.c (expand_builtin_int_roundingfn): Handle
3867 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3868 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3869 BUILT_IN_LLCEIL{,F,L}.
3870 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3871 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3872 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3873 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3874 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3875 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3876 into lceil built-in function and (long long int)ceil{,f,l} into
3877 llceil built-in function.
3878 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3881 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3883 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3886 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3888 * config/arm/arm.c: Fix a comment typo.
3889 * doc/tree-ssa.texi: Fix a typo.
3891 2005-04-10 Steven Bosscher <stevenb@suse.de>
3893 * cselib.c (clear_table): Rename to cselib_clear_table.
3894 * cselib.h (cselib_clear_table): Add prototype.
3895 * gcse.c (gcse_main): Make 'f' argument unused.
3896 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3897 of each basic block instead.
3898 (compute_sets, compute_hash_table_work): Likewise.
3899 (constprop_register): Change int 'alter_jumps' argument to bool.
3900 (do_local_cprop): Likewise.
3901 (local_cprop_pass): Likewise. Also walk basic blocks instead of
3902 the insn chain. Explicitly clear the cselib tables after finishing
3903 one basic block. Make sure there are no unterminated libcall blocks.
3904 Update compute_sets call.
3905 (cprop): Walk basic blocks instead of the insn chain.
3906 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
3908 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
3909 one_cprop_pass calls.
3911 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3913 * combine.c (combine_simplify_rtx): Remove a transformation that
3914 relies on an invalid assumption about rtl sign-extension semantics.
3916 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3918 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
3919 to build_int_cst_wide.
3921 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
3924 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
3925 set the original address pseudo to the correct value before the
3926 original insn, if possible, and leave the insn alone, otherwise
3927 create a new pseudo, set it and replace it in the insn.
3928 * recog.c (validate_change_maybe_volatile): New.
3929 * recog.h (validate_change_maybe_volatile): Declare.
3931 2005-04-09 Caroline Tice <ctice@apple.com>
3933 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3934 Remove targetm.have_named_sections test.
3935 (fix_edges_for_rarely_executed_code): Likewise.
3936 (insert_section_boundary_note): Likewise.
3937 (reorder_basic_blocks): Check partitioning flag before calling
3938 verify_hot_cold_block_grouping.
3939 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3940 the function struct rather than global variables.
3941 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3942 (COLD_END_LABEL): Likewise
3943 (cold_text_section_label): New static global variable.
3944 (cold_end_label): Likewise.
3945 (dwarf2out_switch_text_section): Get hot/cold section labels from
3946 the function struct rather than global variables.
3947 (output_aranges): Use cold_text_section_label and cold_end_label;
3948 check partitioning flag before putting out delta.
3949 (output_ranges): Remove incorrect code attempting to use
3951 (output_line_info): Get cold section label from function struct.
3952 (add_location_or_const_value_attribute): Likewise.
3953 (get_subprogram_die): Get hot/cold section labels from function struct.
3954 (dwarf2out_var_location): Likewise.
3955 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3956 write out cold_text_section_label if partition flag is set.
3957 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3958 * function.h (struct function): Add new fields to point to hot/cold
3959 section labels: hot_section_label, cold_section_label,
3960 hot_section_end_label and cold_section_end_label; also add new field
3961 for cold text section name, unlikely_text_section_name.
3962 * opts.c (decode_options): Turn off partitioning flag if
3963 !targetm.have_named_sections.
3964 * output.h (hot_section_label): Remove.
3965 (hot_section_end_label): Remove.
3966 (cold_section_end_label): Remove.
3967 (unlikely_section_label): Remove.
3968 (unlikely_text_section_name): Remove.
3969 * passes.c (rest_of_handle_final): Remove code that frees
3970 unlikely_text_section_name.
3971 * varasm.c (unlikely_section_label): Remove.
3972 (hot_section_label): Remove.
3973 (hot_section_end_label): Remove.
3974 (cold_section_end_label): Remove.
3975 (unlikely_text_section_name): Remove.
3976 (initialize_cold_section_name): Modify to call
3977 targetm.strip_name_encoding; to store cold section name in current
3978 function struct, if it exists; and to only use the decl_section_name
3979 if flag_named_sections is true.
3980 (unlikely_text_section): Modify to get section name out of current
3981 function struct, if there is one; otherwise build it from
3982 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3983 (in_unlikely_text_section): Likewise.
3984 (named_section): Modify to get/put cold section name in current function
3985 struct, if there is one.
3986 (function_section): Change 'bool unlikely' to 'int reloc'; check
3987 targetm.have_named_sections before calling named_section.
3988 (current_function_section): Likewise.
3989 (assemble_start_function): Modify to get/put unlikely_text_section_name
3990 in current function struct; modify to get hot/cold section labels
3991 from function struct; initialize labels using
3992 ASM_GENERATE_INTERNAL_LABEL;
3993 test partitioning flag before writing out hot section label.
3994 (assemble_end_function): Test partitioning flag before writing out
3995 hot/cold section labels.
3996 (default_section_type_flags_1): Modify to use array instead of
3997 char* for unlikely_text_section_name; set flags correctly for
3998 cold text section if there is not a current function decl.
4000 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4002 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4003 and TI_VA_LIST_FPR_COUNTER_FIELD.
4004 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4005 * tree-pass.h (pass_stdarg): Add.
4006 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4007 * tree-stdarg.c: New file.
4008 * tree-stdarg.h: New file.
4009 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4010 (tree-stdarg.o): Add dependencies.
4011 * function.h (struct function): Add va_list_gpr_size and
4012 va_list_fpr_size fields.
4013 * function.c (allocate_struct_function): Initialize them.
4014 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4015 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4016 (TARGET_INITIALIZER): Add it.
4018 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4019 va_list_{g,f}pr_counter_field.
4020 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4021 area will not be used. Only save registers that tree-stdarg.c
4022 detected they need saving.
4023 (ix86_va_start): Don't set up fields that won't be used.
4025 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4026 va_list_{g,f}pr_counter_field.
4027 (setup_incoming_varargs): Don't do anything if reg_save
4028 area will not be used. Only save registers that tree-stdarg.c
4029 detected they need saving.
4030 (rs6000_va_start): Don't set up fields that won't be used.
4032 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4033 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4034 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4035 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4037 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4040 * config/i386/i386.c (construct_container): Pass empty aligned
4041 struct, union or class in memory.
4043 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4045 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4046 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4047 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4048 config/rs6000/predicates.md: Fix comment typos.
4050 * sched-int.h (haifa_insn_data): Remove blockage and units.
4051 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4052 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4053 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4055 2005-04-09 Jan Hubicka <jh@suse.cz>
4056 Steven Bosscher <stevenb@suse.de>
4058 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4059 * cfgloop.c (get_loop_exit_edges): Likewise.
4060 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4062 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4063 * tree-cfg.c (dump_cfg_status): Likewise.
4065 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4067 * config/rs6000/predicates.md (altivec_register_operand): Remove
4068 redundant match_code test.
4069 (gpc_reg_operand): Same.
4070 (cc_reg_operand): Same.
4071 (cc_reg_not_cr0_operand): Same.
4073 2005-04-09 Jan Hubicka <jh@suse.cz>
4075 Forgotten hunk from my last merge patch:
4076 * final.c (output_addr_const): Do not call mark_referenced.
4078 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4080 * doc/tree-ssa.texi: Add immediate use documentation.
4082 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4084 * arm.c (FL_WBUF): Define.
4085 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4086 (arm_is_6_or_7): Delete.
4087 (arm_tune_wbuf): New.
4088 (arm_override_options): Set arm_tune_wbuf.
4089 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4090 (arm_is_6_or_7): Delete declaration.
4091 (arm_tune_wbuf): New declartion.
4092 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4093 (model_wbuf): Derive from arm_tune_wbuf.
4094 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4095 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4096 (arm740t): Mark CPUs as having a write buffer.
4098 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4100 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4101 of 'const_double_operand' in operand 2 constraints. Update enable
4104 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4106 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4107 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4108 * optabs.h (enum optab_index): Add new OTI_lfloor.
4109 (lfloor_optab): Define corresponding macro.
4110 * optabs.c (init_optabs): Initialize lfloor_optab.
4111 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4112 and lfloordi2 patterns.
4113 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4114 (expand_builtin_int_roundingfn): New function.
4115 (fold_builtin_int_roundingfn): New prototype.
4116 (fold_builtin_int_roundingfn): New function, renamed from
4117 fold_builtin_lround.
4118 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4119 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4120 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4121 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4122 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4123 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4124 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4125 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4126 into lfloor built-in function and (long long int)floor{,f,l} into
4127 llfloor built-in function.
4128 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4131 2005-04-08 Ian Lance Taylor <ian@airs.com>
4133 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4134 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4135 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4136 (DO_COND, DO_BODY): Likewise.
4137 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4138 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4139 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4140 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4141 (build_continue_stmt, build_break_stmt): Don't declare.
4142 (c_do_switch_warnings): Update declaration.
4143 * c-gimplify.c (enum bc_t): Remove.
4144 (struct c_gimplify_ctx, ctxp): Remove.
4145 (push_context, pop_context): Remove static functions.
4146 (c_genericize): Don't call push_context or pop_context.
4147 (begin_bc_block, finish_bc_block): Remove static functions.
4148 (build_bc_goto): Likewise.
4149 (gimplify_c_loop): Likewise.
4150 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4151 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4152 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4153 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4154 * c-common.c (c_do_switch_warnings): Rename from
4155 c_do_switch_warnings_1.
4156 (c_do_switch_warnings) [old version]: Remove.
4157 (c_do_switch_expr_warnings): Remove.
4158 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4159 function instead of c_do_switch_expr_warnings.
4160 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4161 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4162 * c-pretty-print.c (pp_c_statement): Likewise.
4163 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4165 2005-04-08 Devang Patel <dpatel@apple.com>
4167 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4168 While selecting replacement condition pay attention to loop header.
4170 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4172 Merge from tree-cleanup-branch: VRP, store CCP, store
4173 copy-prop, incremental SSA updating of FUD chains and
4174 newly exposed symbols.
4176 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4177 (OBJS-common): Add tree-vrp.o.
4178 (tree-vrp.o): New rule.
4179 * basic-block.h (nearest_common_dominator_for_set): Declare.
4180 * common.opt (ftree-store-ccp): New flag.
4181 (ftree-copy-prop): New flag.
4182 (ftree-vrp): New flag.
4183 (ftree-store-copy-prop): New flag.
4184 * dominance.c (nearest_common_dominator_for_set): New.
4185 * domwalk.c (walk_dominator_tree): Only traverse
4186 statements in blocks marked in walk_data->interesting_blocks.
4187 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4188 * fold-const.c (fold): Handle ASSERT_EXPR.
4189 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4190 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4191 flag_tree_vrp at -O2.
4192 * timevar.def (TV_TREE_VRP): Define.
4193 (TV_TREE_COPY_PROP): Define.
4194 (TV_TREE_STORE_COPY_PROP): Define.
4195 (TV_TREE_SSA_INCREMENTAL): Define.
4196 (TV_TREE_STORE_CCP): Define.
4197 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4198 to kill_redundant_phi_nodes from comment.
4199 (verify_expr): Handle ASSERT_EXPR.
4200 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4201 argument. Update all users.
4202 (mark_call_clobbered_vars_to_rename): Remove. Update all
4204 * tree-flow-inline.h (unmodifiable_var_p): New.
4205 * tree-flow.h (enum value_range_type): Declare.
4206 (struct value_range_def): Declare.
4207 (value_range): Declare.
4208 (remove_all_phi_nodes_for): Remove. Update all users.
4209 (find_phi_node_for): Declare.
4210 (add_type_alias): Declare.
4211 (count_uses_and_derefs): Declare.
4212 (kill_redundant_phi_nodes): Remove.
4213 (rewrite_into_ssa): Remove.
4214 (rewrite_def_def_chains): Remove.
4215 (update_ssa, register_new_name_mapping, create_new_def_for,
4216 need_ssa_update_p, name_registered_for_update_p,
4217 release_ssa_name_after_update_ssa, dump_repl_tbl,
4218 debug_repl_tbl, dump_names_replaced_by,
4219 debug_names_replaced_by, mark_sym_for_renaming,
4220 mark_set_for_renaming, get_current_def, set_current_def,
4221 get_value_range, dump_value_range, debug_value_range,
4222 dump_all_value_ranges, debug_all_value_ranges,
4223 expr_computes_nonzero, loop_depth_of_name,
4224 unmodifiable_var_p): Declare.
4225 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4227 * tree-into-ssa.c (block_defs_stack): Update comment.
4228 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4229 syms_to_rename, names_to_release, repl_tbl,
4230 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4231 need_to_replace_names_p): New locals.
4232 (NAME_SETS_GROWTH_FACTOR): Define.
4233 (struct repl_map_d): Declare.
4234 (struct mark_def_sites_global_data): Add field
4236 (enum rewrite_mode): Declare.
4237 (REGISTER_DEFS_IN_THIS_STMT): Define.
4238 (compute_global_livein): Use last_basic_block instead of
4240 (set_def_block): Remove last argument. Update all callers.
4241 (prepare_use_operand_for_rename): Remove. Update all callers.
4242 (prepare_def_operand_for_rename): Remove. Update all callers.
4243 (symbol_marked_for_renaming): New.
4246 (repl_map_hash): New.
4248 (repl_map_free): New.
4249 (names_replaced_by): New.
4250 (add_to_repl_tbl): New.
4251 (add_new_name_mapping): New.
4252 (mark_def_sites): Assume that all the operands in the
4253 statement are in normal form.
4254 (find_idf): Assert that the block in the stack is valid.
4255 (get_default_def_for): New.
4256 (insert_phi_nodes_for): Add new argument 'update_p'.
4258 If update_p is true, add a new mapping between the LHS of
4259 each new PHI and the name that it replaces.
4260 (insert_phi_nodes_1): Only call find_idf if needed.
4261 (get_reaching_def): Call get_default_def_for.
4262 (rewrite_operand): Remove.
4263 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4264 and REWRITE_THIS_STMT are false.
4265 Assume that all the operands in the statement are in
4267 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4268 (rewrite_virtual_phi_arguments): Remove.
4269 (invalidate_name_tags): Remove.
4270 (register_new_update_single, register_new_update_set,
4271 rewrite_update_init_block, replace_use,
4272 rewrite_update_fini_block, rewrite_update_stmt,
4273 rewrite_update_phi_arguments): New.
4274 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4275 Add arguments 'entry', 'what' and 'blocks'.
4276 Initialize the dominator walker according to 'what' and
4278 Start the dominator walk at 'entry'.
4279 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4280 Use it to configure the dominator walker.
4281 (rewrite_into_ssa): Remove argument 'all'.
4283 (rewrite_all_into_ssa): Remove.
4284 (rewrite_def_def_chains): Remove.
4285 (mark_def_interesting, mark_use_interesting,
4286 prepare_phi_args_for_update, prepare_block_for_update,
4287 prepare_def_site_for, prepare_def_sites,
4288 dump_names_replaced_by, debug_names_replaced_by,
4289 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4290 delete_update_ssa, create_new_def_for,
4291 register_new_name_mapping, mark_sym_for_renaming,
4292 mark_set_for_renaming, need_ssa_update_p,
4293 name_registered_for_update_p, ssa_names_to_replace,
4294 release_ssa_name_after_update_ssa,
4295 insert_updated_phi_nodes_for, update_ssa): New.
4296 * tree-loop-linear.c (linear_transform_loops): Call
4297 update_ssa instead of rewrite_into_ssa.
4298 * tree-optimize.c (vars_to_rename): Remove.
4300 (init_tree_optimization_passes): Replace
4301 pass_redundant_phi with pass_copy_prop.
4303 Replace pass_ccp with pass_store_ccp.
4304 Add pass_store_copy_prop after pass_store_ccp.
4305 (execute_todo): If the TODO_ flags don't include updating
4306 the SSA form, assert that it does not need to be updated.
4307 Call update_ssa instead of rewrite_into_ssa and
4308 rewrite_def_def_chains.
4309 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4310 (tree_rest_of_compilation):
4311 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4312 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4313 TODO_cleanup_cfg): Renumber.
4314 (TODO_verify_loops, TODO_update_ssa,
4315 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4316 TODO_update_ssa_only_virtuals): Define.
4317 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4319 * tree-phinodes.c (make_phi_node): Update documentation.
4320 (remove_all_phi_nodes_for): Remove.
4321 (find_phi_node_for): New.
4322 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4323 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4324 (interpret_rhs_modify_expr): Likewise.
4325 * tree-sra.c (decide_instantiations): Mark all symbols in
4326 SRA_CANDIDATES for renaming.
4327 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4328 (mark_all_v_defs): New function. Update all users to call it
4329 with the whole list of scalarized statements, not just the
4331 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4332 (compute_flow_insensitive_aliasing): If the tag is
4333 unmodifiable and the variable isn't or vice-versa, don't
4334 make them alias of each other.
4335 (setup_pointers_and_addressables): If the type tag for
4336 VAR is about to change, mark the old one for renaming.
4337 (add_type_alias): New.
4338 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4339 (ccp_lattice_t): Rename from latticevalue.
4340 (value): Remove. Update all users.
4341 (const_val): New local variable.
4342 (do_store_ccp): New local variable.
4343 (dump_lattice_value): Handle UNINITIALIZED.
4344 (debug_lattice_value): New.
4345 (get_default_value): Re-write.
4346 (set_lattice_value): Re-write.
4347 (def_to_varying): Remove. Update all users.
4348 (likely_value): Return VARYING for statements that make
4349 stores when STORE_CCP is false.
4350 Return VARYING for any statement other than MODIFY_EXPR,
4351 COND_EXPR and SWITCH_EXPR.
4352 (ccp_initialize): Re-write.
4353 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4354 Move to tree-ssa-propagate.c.
4355 (ccp_lattice_meet): Handle memory stores when
4356 DO_STORE_CCP is true.
4357 (ccp_visit_phi_node): Likewise.
4358 (ccp_fold): Likewise.
4359 (evaluate_stmt): Likewise.
4360 (visit_assignment): Likewise.
4361 (ccp_visit_stmt): Likewise.
4362 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4366 (do_ssa_store_ccp): New.
4367 (gate_store_ccp): New.
4368 (pass_store_ccp): Declare.
4369 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4370 (may_propagate_copy): Reformat.
4371 Don't abort if ORIG is a virtual and DEST isn't.
4372 If NEW does not have alias information but DEST does,
4374 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4375 copy_prop_kind, which_copy_prop): Declare.
4376 (stmt_may_generate_copy, get_copy_of_val,
4377 get_last_copy_of, set_copy_of_val, dump_copy_of,
4378 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4379 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4380 init_copy_prop, fini_copy_prop, execute_copy_prop,
4381 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4382 store_copy_prop): New.
4383 (pass_copy_prop, pass_store_copy_prop): Declare.
4384 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4385 'num_const_prop' and 'num_copy_prop'.
4386 (cprop_operand): Update them.
4387 (dump_dominator_optimization_stats): Dump them.
4388 (tree_ssa_dominator_optimize): Call update_ssa instead of
4390 (loop_depth_of_name): Declare extern.
4391 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4392 values for LOW or HIGH.
4393 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4394 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4395 (cprop_operand): Only propagate if VAL != OP.
4396 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4397 statement for renaming.
4398 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4399 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4400 add_type_alias if necessary.
4401 Call mark_new_vars_to_rename.
4402 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4403 mark every statement updated, call update_ssa and
4404 rewrite_into_loop_closed_ssa.
4405 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4406 from LIVEIN if VAR is a virtual.
4407 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4408 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4409 (get_call_expr_operands): Reformat statement.
4410 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4412 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4413 SSA_NAME_VALUE for every name.
4414 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4415 get_value_loaded_by): New.
4416 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4417 substitute_and_fold): Move from tree-ssa-ccp.c.
4418 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4419 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4420 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4422 * tree-ssa.c (verify_use): Fix error message.
4423 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4424 check_phi_redundancy, kill_redundant_phi_nodes,
4425 pass_redundant_phi): Remove. Update all users.
4426 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4427 add_type_alias, if necessary.
4428 * tree-vectorizer.h (struct _stmt_vect_info): Update
4429 documentation for field 'memtag'.
4430 * tree-vrp.c: New file.
4431 * tree.def (ASSERT_EXPR): Define.
4432 * tree.h (ASSERT_EXPR_VAR): Define.
4433 (ASSERT_EXPR_COND): Define.
4434 (SSA_NAME_VALUE_RANGE): Define.
4435 (struct tree_ssa_name): Add field 'value_range'.
4436 (PHI_REWRITTEN): Remove.
4437 (struct tree_phi_node): Remove field 'rewritten'.
4438 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4439 -ftree-store-copy-prop): Document.
4440 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4441 Document usage of update_ssa.
4443 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4446 * config/rs6000/predicates.md (altivec_register_operand): Accept
4448 (and64_operand): Do not limit CONST_INT to mask64_operand.
4449 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4450 (and_operand): Do not limit CONST_INT to mask_operand.
4452 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4454 PR rtl-optimization/20466
4455 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4456 for overlap of the address of each list member.
4457 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4459 2005-04-08 Mike Stump <mrs@apple.com>
4461 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4463 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4466 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4468 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4470 * function.c (push_function_context_to): Don't set
4472 * function.h (function): Remove contains_functions.
4473 (current_function_contains_functions): Remove.
4475 * function.h (function): Remove instrument_entry_exit.
4476 (current_function_instrument_entry_exit): Remove.
4478 * function.h (nonlocal_labels): Remove.
4480 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4482 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4483 (check_attr_value, write_attr_get, write_expr_attr_cache,
4484 find_attr, make_internal_attr): Don't reference negative_ok or
4486 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4487 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4488 (ATTR_STATIC): Adjust the value.
4490 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4492 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4494 * config/s390/tpf.h (ASM_SPEC): Define.
4496 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4498 * tree-flow.h: Remove the prototype for
4499 redirect_immediate_uses.
4500 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4502 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4504 * arm.c (arm_const_double_by_parts): New function.
4505 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4506 * arm.md (define_split for 64-bit constants): Add another one.
4508 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4510 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4512 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4514 * system.h: Revert last change.
4516 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4518 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4519 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4520 (TARGET_SWITCHES): Delete.
4521 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4522 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4523 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4524 * config/xtensa/xtensa.opt: New file.
4526 2005-04-08 Ben Elliston <bje@au.ibm.com>
4528 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4529 * config/fp-bit.h: Tidy comments.
4531 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4533 * system.h: Poison PARAMS.
4535 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4537 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4538 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4539 (TARGET_SWITCHES): Delete.
4540 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4541 * config/vax/vax.opt: New file.
4543 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4545 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4547 2005-04-07 Ian Lance Taylor <ian@airs.com>
4549 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4551 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4552 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4555 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4557 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4558 all immediate uses in PHI nodes.
4560 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4562 * arm.c (arm_const_double_inline_cost): Handle any constant by
4563 using gen_lowpart and gen_highpart_mode.
4564 (note_invalid_constants): All constants in an RTX with a constraint
4565 that permits memory are now pushed to the constant pool.
4566 (output_move_double): Delete code to handle reg to reg and
4567 constant to reg moves.
4568 (const_double_needs_minipool, output_mov_immediate): Delete.
4569 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4570 CONST_INT and CONST_VECTOR.
4571 * arm.md (ANY64): New mode macro.
4572 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4573 (movdf_soft_insn): Split reg-reg and const-reg moves.
4574 (split patterns for 64-bit constant and register moves): New.
4575 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4576 (cirrus_movdf_hard_insn): Likewise.
4577 * fpa.md (movdf_fpa): Likewise.
4578 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4579 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4581 (movv2si_internal_2): Likewise.
4582 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4583 (movdf_vfp): Likewise.
4584 * arm-protos.h (output_mov_immediate): Delete prototype.
4586 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4589 * simplify-rtx.c (simplify_unary_operation_1): Check
4590 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4592 2005-04-06 James E Wilson <wilson@specifixinc.com>
4595 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4598 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4600 * coverage.h (GCOV_TYPE_NODE): Delete.
4601 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4602 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4603 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4604 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4605 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4607 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4610 * Makefile.in (gcc.pot): Remove options.c dependency.
4611 * optc-gen.awk: Don't quote help strings with N_().
4613 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4615 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4616 the function returns a pointer type.
4618 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4620 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4621 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4622 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4623 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4624 explicit_uses members.
4625 (get_or_create_used_part_for): Initialize new fields.
4626 (fieldoff_compare): New function.
4627 (create_overlap_variables_for): Count number of fields, use
4628 heuristic to determine whether to create subvars for vars with
4630 Sort the field list by offset and avoid creating duplicate SFT's.
4632 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4634 * c.opt (-F): Remove trailing whitespace from help string.
4635 (-finput-charset): Use a tab to separate the switch name and help
4637 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4638 (-ftree-vectorizer-verbose): Likewise.
4640 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4642 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4643 a PHI argument where a use occurs instead of all PHI arguments.
4645 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4647 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4650 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4652 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4653 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4654 config/bfin/bfin.h: Fix comment typos.
4656 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4658 * doc/install.texi: Update the URL for Jacks.
4659 * doc/sourcebuild.texi: Likewise.
4661 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4664 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4665 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4667 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4669 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4671 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4673 * config/v850/v850-protos.h (override_options): Delete.
4674 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4675 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4676 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4677 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4678 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4679 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4680 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4681 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4682 (OVERRIDE_OPTIONS): Delete.
4683 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4684 (small_memory_info): Remove the value field.
4685 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4687 * config/v850/v850.c (small_memory): Remove the value field.
4688 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4689 (override_options): Delete.
4690 (v850_handle_memory_option, v850_handle_option): New functions.
4691 * config/v850/v850.opt: New file.
4693 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4695 * config.host: Add a section for generic hosts, and a subsection
4696 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4697 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4698 * config/host-darwin.h: New.
4699 * config/x-darwin: New.
4700 * config/i386/host-i386-darwin.c: New.
4701 * config/i386/x-darwin: New.
4702 * config/rs6000/host-darwin.c: Include host-darwin.h.
4703 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4704 (darwin_rs6000_gt_pch_use_address): Likewise.
4705 * config/rs6000/x-darwin: Change name of .o built, update
4706 dependencies for changes to rs6000/host-darwin.c.
4708 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4711 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4713 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4715 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4716 split_loop_exit_edge instead of loop_split_edge_with.
4718 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4720 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4721 UNSPEC_SET_VSCR): New constants, used throughout.
4723 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4725 (altivec_vspltis<VI_char>): ... this pattern, using
4726 a QImode const_int_operand for the immediate.
4727 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4730 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4733 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4735 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4737 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4739 2005-04-06 Ben Elliston <bje@au.ibm.com>
4741 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4742 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4743 macros as living in "this file" and not gcc.h.
4745 2005-04-06 Ben Elliston <bje@au.ibm.com>
4747 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4748 -ftree-live_range_split. Perhaps renamed at some point?
4750 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4753 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4754 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4756 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4758 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4759 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4760 (number_of_iterations_special): New function.
4761 (number_of_iterations_exit): Use number_of_iterations_special.
4762 Use simplify_using_outer_evolutions only at -O3.
4763 (number_of_iterations_cond, tree_simplify_using_condition,
4764 simplify_using_initial_conditions, loop_niter_by_eval,
4765 compare_trees, can_count_iv_in_wider_type_bound,
4766 simplify_using_outer_evolutions): Use fold_build.
4768 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4770 * doc/install.texi (Configuration): Document --with-java-home.
4772 2005-04-05 Richard Henderson <rth@redhat.com>
4776 * config/i386/i386.c (print_operand): Handle vector zeros.
4777 (ix86_split_to_parts): Handle CONST_VECTOR.
4778 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4779 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4780 what modes to tie for MMX and SSE registers.
4781 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4782 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4783 to vector modes as well.
4784 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4785 properly as an input mode.
4787 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4789 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4791 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4793 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4795 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4797 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4798 and local functions, set sse_nregs to 8 and float_in_sse.
4799 (function_arg_advance, function_arg): If float_in_sse, pass
4800 SFmode and DFmode arguments in SSE registers.
4801 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4803 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4804 of -funit-at-a-time.
4806 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4808 * config/i386/i386-protos.h (ix86_function_value): Accept two
4809 arguments, like the target macro.
4810 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4811 * config/i386/i386.c (ix86_function_value): Accept the second
4812 argument of the target macro.
4813 (ix86_function_ok_for_sibcall): Pass a function pointer to
4814 ix86_function_value.
4815 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4816 call to ix86_value_regno).
4817 (ix86_value_regno): Add support for returning floating point values
4820 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4822 PR tree-optimization/20076
4823 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4824 that call __builtin_return or __builtin_apply_args.
4826 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4828 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4829 Use immediate use iterator.
4830 (stmt_is_bumper_for_loop): Use immediate use iterator.
4831 * predict.c (strip_builtin_expect): Use update_stmt.
4832 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4833 on all elements of a STATEMENT_LIST.
4834 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4835 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4836 (bsi_replace): Mark stmt as modified and the update it.
4837 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4838 (expand_complex_libcal): Call update_stmt.
4839 (expand_complex_comparison): Call mark_stmt_modified.
4840 (expand_complex_operations_1): Call update_stmt_if_modified.
4841 (expand_vector_operations_1): Call mark_stmt_modified.
4842 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4843 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4844 add_immediate_use, redirect_immediate_use,
4845 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4846 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4847 (mark_new_vars_to_rename): Call update_stmt.
4848 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4849 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4851 (unmodify_stmt): Delete.
4852 (update_stmt): New. Force an update of a stmt.
4853 (update_stmt_if_modified): update a stmt if it is out of date.
4854 (get_stmt_operands): Verify stmt is NOT modified.
4855 (stmt_modified_p): Update comment.
4856 (delink_imm_use): Remove a use node from its immuse list.
4857 (link_imm_use_to_list): Link a use node to a specific list.
4858 (link_imm_use): Link a node to the correct list.
4859 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4860 it in the correct list, if appropriate.
4861 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4862 (relink_imm_use): Link a use node in place of another node in a list.
4863 (relink_imm_use_stmt): LInk a node in place of another node, and set
4865 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4866 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4867 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4868 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4869 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4870 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4871 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4872 (has_zero_uses): New. Return true if there are no uses of a var.
4873 (has_single_use): New. Return true if there is only a single use of a
4875 (single_imm_use): New. Return the simgle immediate use.
4876 (num_imm_uses): New. Return the number of immediate uses.
4877 (get_v_must_def_ops): Use is now a pointer.
4878 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4879 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4881 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4882 (delink_stmt_imm_use): Delink all immuses from a stmt.
4883 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4884 * tree-flow.h (struct dataflow_d): Delete.
4885 (immediate_use_iterator_d): New. Immediate use iterator struct.
4886 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4887 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4888 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4890 (struct stmt_ann_d): Remove dataflow_t from struct.
4891 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4892 (if_convertible_phi_p): Use FAST immuse iterator.
4893 (if_convertible_loop_p): Don't call compute_immediate_uses.
4894 (replace_phi_with_cond_modify_expr): Call update_stmt.
4895 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4896 update_stmt_if_modified.
4897 (rewrite_all_into_ssa): Initialize ssa operands.
4898 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
4899 compute_immediate_uses.
4900 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
4901 ssa_property is available.
4902 (execute_one_pass): Change parameters passed to execute_todo.
4903 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
4904 (remove_ssa_form): Call fini_ssa_operands.
4905 (insert_backedge_copies): Delete call to modify_stmt.
4906 * tree-phinodes.c (make_phi_node): Initialize use nodes.
4907 (release_phi_node): Delink any use nodes before releasing.
4908 (resize_phi_node): Relink any use nodes.
4909 (remove_phi_arg_num): Delink the use node.
4910 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
4911 (remove_all_phi_nodes_for): Release phi node first.
4912 * tree-pretty-print.c (dump_generic_node): Print stmt address.
4913 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
4914 (scalarize_use, scalarize_copy): Call update_stmt.
4915 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
4916 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
4917 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
4918 (ccp_initialize): Remove call to compute_immediate_uses.
4919 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
4920 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
4922 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
4923 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
4924 (eliminate_redundant_computations): Call mark_stmt_modified.
4925 (cprop_operand): Call mark_stmt_modified.
4926 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
4927 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
4928 (dse_optimize_stmt): Use new immuse interface.
4929 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
4930 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
4931 (substitute_single_use_vars): Use new immuse interface.
4932 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
4933 and compute_immediate_uses.
4934 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
4936 (rewrite_mem_refs): Call update_stmt.
4937 (determine_lsm): Remove call to compute_imm_uses and free_df.
4938 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
4939 (try_unroll_loop_completely): Call update_stmt.
4940 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
4941 (rewrite_use_compare): Call update_stmt.
4942 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
4943 (rewrite_use) : Call update_stmt.
4944 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
4945 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
4947 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
4948 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
4949 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
4951 (initialize_vuse_operand): New. Initialize a vuse operand.
4952 (initialize_v_may_def_operand): New. Initialize a maydef operand.
4953 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
4954 (finalize_ssa_defs): Use stmt parameter.
4955 (correct_use_link): Ensure a use node is in the correct list, and has
4956 the correct stmt pointer.
4957 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
4958 finalize_ssa_v_must_defs): Also initialize use nodes.
4959 (finalize_ssa_stmt_operands): Pass extra stmt operands.
4960 (build_ssa_operands): Seperate parsing from final operand construction.
4961 (parse_ssa_operands): New. Parse entry point for operand building.
4962 (swap_tree_operands): New. Swap 2 tree operands.
4963 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
4965 (get_expr_operands): Call swap_tree_operands when needed.
4966 (copy_virtual_operands): Use initialize routines for virtual use ops.
4967 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
4968 (verify_abort): New. Issue imm_use error.
4969 (verify_imm_links): New Verify imm_use links for a var.
4970 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
4971 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
4972 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
4973 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
4974 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
4975 (NULL_USE_OPERAND_P) Define.
4976 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
4978 (struct vuse_operand_type): New struct.
4979 (SET_USE): Call set_ssa_use_from_ptr.
4981 (PHI_ARG_INDEX_FROM_USE): Define.
4982 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
4983 argument via SET_USE, not PHI_ARG_DEF_TREE.
4984 * tree-ssa-pre.c (eliminate): Call update_stmt.
4985 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
4987 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
4988 (nearest_common_dominator_of_uses): Use imm_use iterator.
4989 (statement_sink_location): Use imm_use iterator and interface.
4990 (execute_sink_code): Don't call compute_immediate_uses or free-df.
4991 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
4992 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
4993 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
4994 (verify_ssa): Ensure no stmt is marked modify after optimization pass
4995 if new parameter is true.
4996 (init_tree_ssa): Don't initialize operand cache here.
4997 (delete_tree_ssa): Don't destroy operand cache here.
4998 (propagate_into_addr): Pass in a use pointer, return true if anything
5000 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5001 (check_phi_redundancy): Use imm_use iterator.
5002 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5004 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5005 (release_ssa_name): Delink node and all elements in its imm_use list.
5006 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5007 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5008 * tree-vectorizer.c (need_imm_uses_for): Delete.
5009 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5010 * tree.h (struct ssa_imm_use_d): Define.
5011 (SSA_NAME_IMM_USE_NODE): Define.
5012 (struct tree_ssa_name): Add imm_use node.
5014 (PHI_ARG_IMM_USE_NODE): Define.
5015 (struct phi_arg_d): Add imm_use node.
5016 (struct tree_phi_node): Remove struct dataflow_d element.
5017 (TDF_STMTADDR): Define.
5019 2005-04-05 Dale Johannesen <dalej@apple.com>
5021 * doc/invoke.texi (Optimization Options): Remove
5022 duplicate -fcse-follow-jumps. Add -fweb.
5023 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5024 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5026 2005-04-05 Per Bothner <per@bothner.com>
5028 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5029 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5030 (warn_uninit): Get EXPR_LOCUS from context now instead.
5031 This fixes a USE_MAPPED_LOCATION testsuite failure.
5033 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5035 2005-04-05 Per Bothner <per@bothner.com>
5037 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5038 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5039 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5042 2004-04-05 Devang Patel <dpatel@apple.com>
5044 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5045 (lhsr<mode>3): ... new name.
5046 (altivec_vsra<VI_char>): Rename to ..
5047 (ashr<mode>3): ... new name.
5048 * config/rs6000/rs6000.c (builtin_description): Rename shift
5051 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5053 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5054 gen_lowpart_for_combine.
5055 * cse.c (gen_lowpart_if_possible): Move...
5056 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5058 (gen_lowpart_no_emit_general): Use it.
5060 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5062 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5065 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5067 * system.h: Fix typo.
5069 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5071 * config/bfin/bfin-modes.def: New file.
5072 * config/bfin/bfin-protos.h: New file.
5073 * config/bfin/bfin.c: New file.
5074 * config/bfin/bfin.h: New file.
5075 * config/bfin/bfin.md: New file.
5076 * config/bfin/bfin.opt: New file.
5077 * config/bfin/crti.s: New file.
5078 * config/bfin/crtn.s: New file.
5079 * config/bfin/elf.h: New file.
5080 * config/bfin/lib1funcs.asm: New file.
5081 * config/bfin/predicates.md: New file.
5082 * config/bfin/t-bfin: New file.
5083 * config/bfin/t-bfin-elf: New file.
5084 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5085 Document new attributes.
5086 (interrupt, interrupt_handler, saveall): Update documentation for
5088 * doc/install.texi (Specific): Add entry for the Blackfin.
5089 * doc/invoke.texi (Blackfin Options): New section.
5090 * doc/md.texi (Blackfin family): New section to document constraints.
5091 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5093 2005-04-05 Olivier Hainque <hainque@adacore.com>
5095 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5096 match what the system unwinder expects.
5097 * config/mips/mips.c (mips_frame_set): If we're saving the return
5098 address register and the dwarf return address column number differs
5099 from the hard register number, adjust the note reg to refer to the
5102 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5104 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5105 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5106 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5107 (processor_type): New enum.
5108 (mn10300_processor): New variable.
5109 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5110 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5111 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5112 (PROCESSOR_DEFAULT): New macro.
5113 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5114 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5115 (mn10300_handle_option, mn10300_override_options): New functions.
5116 * config/mn10300/mn10300.opt: New file.
5118 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5119 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5121 PR tree-optimization/19903
5122 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5123 that don't fit in their type after conversion.
5125 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5128 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5129 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5130 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5131 flag here. Implement using define_insn_and_split.
5132 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5133 (frndintxf2_mask_pm_i387): New insn patterns.
5134 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5135 Do not set ix86_optimize_mode_switching flag.
5136 (ceilsf2, ceildf2, ceilxf2): Same.
5137 (btruncsf2, btruncdf2, btruncxf2): Same.
5138 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5140 2005-04-05 Ian Lance Taylor <ian@airs.com>
5143 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5144 i386_pe_record_external_function.
5145 (i386_pe_record_external_function): Update declaration.
5146 * config/i386/winnt.c (struct extern_list): Add decl field.
5147 (i386_pe_record_external_function): Add decl parameter.
5148 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5150 * config/i386/i386-protos.h (i386_pe_record_external_function):
5153 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5155 * config/m68k/m68k-protos.h: Add a prototype for
5156 valid_dbcc_comparison_p_2.
5157 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5158 extend_operator, const_uint32_operand, const_sint32_operand,
5159 general_src_operand, nonimmediate_src_operand,
5160 memory_src_operand, post_inc_operand, pre_dec_operand,
5161 pcrel_address): Move to predicates to predicates.md.
5162 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5163 * config/m68k/m68k.md: Include predicates.md.
5164 * config/m68k/predicates.md: New.
5166 2005-04-04 Roger Sayle <roger@eyesopen.com>
5168 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5170 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5172 2005-04-04 Ian Lance Taylor <ian@airs.com>
5174 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5176 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5177 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5178 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5179 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5180 * c-common.c (c_do_switch_warnings_1): New static function broken
5181 out of c_do_switch_warnings.
5182 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5183 (c_do_switch_expr_warnings): New function.
5184 * c-common.h (c_do_switch_expr_warnings): Declare.
5186 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5187 Daniel Jacobowitz <dan@codesourcery.com>
5189 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5191 * rtlanal.c (may_trap_p): Same.
5193 2005-04-04 Dale Johannesen <dalej@apple.com>
5195 * ChangeLog: remove reference to ChangeLog.12.
5197 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5199 CRIS epilogue as RTL.
5200 * config/cris/cris.md: Change all 0 in unspec 0 to
5202 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5203 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5205 ("return"): Change to define_expand. Call cris_expand_return for
5207 ("*return_expanded"): New pattern.
5208 ("epilogue"): New define_expand.
5209 * config/cris/cris.h (PREDICATE_CODES): Add
5210 cris_load_multiple_op.
5211 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5213 (enum cris_retinsn_type): New.
5214 (struct machine_function): New member return_type.
5215 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5216 (cris_target_asm_function_epilogue): Remove, moving RTLified
5218 (cris_expand_epilogue): New function.
5219 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5220 (cris_gen_movem_load, cris_load_multiple_op)
5221 (cris_return_address_on_stack_for_return, cris_expand_return): New
5223 (cris_target_asm_function_prologue)
5224 (cris_initial_frame_pointer_offset): Call
5225 cris_reg_saved_in_regsave_area instead of complicated expression.
5226 Call cris_return_address_on_stack instead of an expression.
5227 (cris_print_operand) <case 'o', case 'O'>: New cases.
5228 (cris_return_address_on_stack): Change return-type to bool.
5229 (cris_simple_epilogue): Ditto. Return false if registers are
5231 * config/cris/cris-protos.h (cris_simple_epilogue)
5232 (cris_return_address_on_stack): Adjust prototype return type.
5233 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5234 (cris_return_address_on_stack_for_return): New prototypes.
5236 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5238 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5239 gpr_or_int12_operand.
5241 * config/frv/frv-protos.h: Add a prototype to
5242 frv_legitimate_memory_operand and frv_const_unspec_p.
5243 (frv_unspec): Move from frv.c.
5244 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5245 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5246 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5247 gpr_or_fpr_operand, gpr_or_int12_operand,
5248 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5249 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5250 int6_operand, int5_operand, uint5_operand, uint4_operand,
5251 uint1_operand, int_2word_operand, uint16_operand,
5252 upper_int16_operand, integer_register_operand,
5253 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5254 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5255 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5256 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5257 move_destination_operand, movcc_fp_destination_operand,
5258 frv_function_symbol_referenced_p, move_source_operand,
5259 condexec_dest_operand, condexec_source_operand,
5260 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5261 const_unspec_operand, gpr_or_memory_operand,
5262 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5263 icc_operand, fcc_operand, cc_operand, icr_operand,
5264 fcr_operand, cr_operand, call_operand, sibcall_operand,
5265 symbolic_operand, relational_operator,
5266 integer_relational_operator, float_relational_operator,
5267 ccr_eqne_operator, minmax_operator,
5268 condexec_si_binary_operator, condexec_si_media_operator,
5269 condexec_si_divide_operator, condexec_si_unary_operator,
5270 condexec_sf_conv_operator, condexec_sf_add_operator,
5271 condexec_memory_operand, intop_compare_operator, acc_operand,
5272 even_acc_operand, quad_acc_operand, accg_operand: Move to
5274 * config/frv/frv.h (PREDICATE_CODES): Remove.
5275 * config/frv/frv.md: Include predicates.md.
5276 * config/frv/predicates.md: New.
5278 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5281 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5282 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5283 (add_standard_iv_candidates_for_size): New function, extracting code
5284 from add_standard_iv_candidates and parameterizing it by type size.
5285 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5287 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5289 * system.h (GCOV_SIZE_TYPE): Unposion.
5290 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5291 (GCOV_TYPE_SIZE): ...this new macro.
5292 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5293 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5294 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5295 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5296 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5297 instead of unsigned_intSI_type_node.
5298 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5299 (rtl_gen_one_value_profiler_no_edge_manipulation)
5300 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5301 * value-prof.c: Include coverage.h.
5303 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5304 Diego Novillo <dnovillo@redhat.com>
5306 Fix PR tree-optimization/20703
5307 Fix PR tree-optimization/20725
5309 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5310 (create_expression_by_pieces): Ditto.
5311 (valid_in_set): Ditto. Also handle tcc_declaration.
5312 (find_or_generate_expression): Handle comparison class.
5313 (insert_into_preds_of_block): Ditto.
5314 (insert_aux): Ditto.
5315 (create_value_expr_from): Handle comparison class, recursively
5316 handle reference nodes.
5317 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5318 (execute_pre): Fix spacing.
5319 (do_fre): Renamed to execute_fre.
5321 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5323 * doc/invoke.texi (SPARC options): Document that
5324 -mlittle-endian is not supported on Linux either.
5326 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5330 * config.gcc (Obsolete configurations): Remove
5331 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5332 (sparclite-*-coff*): Delete.
5333 (sparclite-*-elf*): Likewise.
5334 (sparc86x-*-elf*): Likewise.
5335 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5336 * config/sparc/lite.h: Delete.
5337 * config/sparc/litecoff.h: Likewise.
5338 * config/sparc/liteelf.h: Likewise.
5339 * config/sparc/sp86x-elf.h: Likewise.
5340 * config/sparc/t-sparclite: Likewise.
5341 * config/sparc/t-sp86x: Likewise.
5343 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5345 * config/s390/s390-protos.h: (s390_comparison,
5346 s390_alc_comparison, s390_slb_comparison, const0_operand,
5347 consttable_operand, larl_operand, s_operand,
5348 shift_count_operand, bras_sym_operand, load_multiple_operation,
5349 store_multiple_operation, s390_plus_operand): Remove prototypes.
5350 (s390_legitimate_address_without_index_p): New prototype.
5351 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5353 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5354 const0_operand, consttable_operand, larl_operand, s_operand,
5355 shift_count_operand, bras_sym_operand, load_multiple_operation,
5356 store_multiple_operation, s390_plus_operand): Move to
5358 (check_mode): Remove.
5359 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5361 (s390_legitimate_address_without_index_p): New.
5362 * config/s390/s390.h (PREDICATE_CODES): Remove.
5363 * config/s390/s390.md: Include predicates.md.
5364 * config/s390/predicates.md: New.
5366 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5369 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5370 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5371 (NEED_INDICATE_EXEC_STACK): Define to 1.
5372 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5373 (NEED_INDICATE_EXEC_STACK): Define to 1.
5374 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5375 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5376 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5377 (pic_helper_emitted_p): New global.
5378 (emit_pic_helper): New function extracted from...
5379 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5380 Do not call emit_pic_helper if delay_pic_helper is true.
5381 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5382 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5383 (sparc_file_end): New function.
5385 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5387 * config/mcore/mcore-protos.h: Remove the prototypes for
5388 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5389 mcore_general_movdst_operand, mcore_reload_operand,
5390 mcore_arith_J_operand, mcore_arith_K_operand,
5391 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5392 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5393 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5394 mcore_literal_K_operand, mcore_addsub_operand,
5395 mcore_compare_operand, mcore_load_multiple_operation,
5396 mcore_store_multiple_operation, mcore_call_address_operand.
5397 Add a prototype for const_ok_for_mcore.
5398 * config/mcore/mcore.c (mcore_call_address_operand,
5399 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5400 mcore_arith_reg_operand, mcore_reload_operand,
5401 mcore_arith_J_operand, mcore_arith_K_operand,
5402 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5403 mcore_arith_M_operand, mcore_arith_imm_operand,
5404 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5405 mcore_literal_K_operand, mcore_addsub_operand,
5406 mcore_compare_operand, mcore_load_multiple_operation,
5407 mcore_store_multiple_operation): Move to predicates.md.
5408 (const_ok_for_mcore): Export.
5409 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5410 * config/mcore/mcore.md: Include predicates.md.
5411 * config/mcore/predicates.md: New.
5413 * config/mcore/predicates.md: Fix a comment typo.
5415 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5416 Adrian Straetling <straetling@de.ibm.com>
5418 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5419 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5420 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5422 ("imul"): Removed from "type" attribute.
5423 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5424 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5425 Changed type to imulsi.
5426 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5428 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5430 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5431 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5432 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5433 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5434 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5435 (TARGET_SWITCHES, mcore_stack_increment_string)
5436 (TARGET_OPTIONS): Delete.
5437 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5438 than *_BIT constants.
5439 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5440 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5441 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5442 (mcore_override_options): Delete mcore_stack_increment code.
5443 Change use of M340_BIT to MASK_M340.
5444 * config/mcore/mcore.opt: New file.
5446 2005-04-04 Ian Lance Taylor <ian@airs.com>
5448 * config/arm/arm.c (replace_symbols_in_block): Remove static
5451 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5453 * config/fr30/fr30-protos.h: Remove the prototypes for
5454 stack_add_operand, add_immediate_operand,
5455 high_register_operand, low_register_operand, call_operand,
5456 di_operand, and nonimmediate_di_operand.
5457 * config/fr30/fr30.c (stack_add_operand,
5458 add_immediate_operand, high_register_operand,
5459 low_register_operand, call_operand, di_operand,
5460 nonimmediate_di_operand): Move to predicates.md.
5461 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5462 * config/fr30/fr30.md: Include predicates.md.
5463 * config/fr30/predicates.md: New.
5465 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5466 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5467 mcore_call_address_operand.
5469 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5470 general_movsrc_operand.
5472 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5474 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5477 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5480 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5483 2005-04-04 Richard Henderson <rth@redhat.com>
5484 Jakub Jelinek <jakub@redhat.com>
5486 PR rtl-optimization/16104
5487 * fold-const.c (fold_unary): Fix folding of vector conversions.
5489 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5491 * config.gcc (xstormy16-*-elf): Set extra_options.
5492 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5493 * config/stormy16/stormy16.opt: New file.
5495 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5497 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5498 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5499 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5500 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5501 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5502 (TARGET_UNIX_ASM): Delete.
5503 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5504 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5505 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5506 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5507 * config/pdp11/pdp11.opt: New file.
5509 2005-04-03 Roger Sayle <roger@eyesopen.com>
5510 Alexandre Oliva <aoliva@redhat.com>
5513 * fold-const.c (non_lvalue): Split tests into...
5514 (maybe_lvalue_p): New function.
5515 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5516 C++ front-end prior to lowering into gimple form.
5518 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5520 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5521 BUILT_IN_STRNCASECMP): New.
5522 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5525 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5528 * arm.md (addsi3_compare0_for_combiner): Delete.
5529 (addsi3_compare0_scratch_for_combiner): Delete.
5530 (cmpsi_neg_shiftsi): Delete.
5531 (compare_negsi_si): New pattern.
5532 (cmpsi_negshiftsi_si): New pattern.
5533 (negated_cbranchsi4): Restrict to equality_operator.
5535 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5538 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5540 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5543 * doc/install.texi: Fix a typo.
5545 2005-04-03 Steven Bosscher <stevenb@suse.de>
5548 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5549 a computed goto if the edge to the computed goto block has
5550 incoming abnormal edges. Clarify how the function works.
5552 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5554 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5555 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5556 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5557 hash_scan_set, reg_set_between_after_reload_p,
5558 reg_used_between_after_reload_p, get_avail_load_store_reg,
5559 eliminate_partially_redundant_load): Likewise.
5560 * postreload.c (reload_cse_simplify_set,
5561 reload_combine_note_use): Likewise.
5562 * predict.c (predict_insn, expected_value_to_br_prob,
5563 propagate_freq, expensive_function_p): Likewise.
5564 * print-rtl.c (print_rtx): Likewise.
5565 * profile.c (instrument_edges, instrument_values,
5566 compute_branch_probabilities, branch_prob, union_groups,
5567 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5568 * protoize.c (in_system_include_dir, file_could_be_converted,
5569 file_normally_convertible, gen_aux_info_file, seek_to_line,
5570 do_cleaning): Likewise.
5571 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5572 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5573 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5575 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5577 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5578 * modulo-sched.c (undo_replace_buff_elem): New structure.
5579 (kernel_number_of_cycles, ps_unschedule_node,
5580 undo_generate_reg_moves,free_undo_replace_buff,
5581 undo_permute_partial_schedule, loop_single_full_bb_p,
5582 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5583 build_loops_structure, get_sched_window): New.
5584 (generate_reg_moves): Return undo_replace_buff_elem and other
5586 (generate_prolog_epilog): Remove old loop versioning.
5587 (sms_schedule): Use loop information and loop_version.
5588 (sms_schedule_by_order): Split part of it to get_sched_window.
5589 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5590 cfg_layout_finalize and free_dominance_info before/after SMS.
5592 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5594 * cfghooks.c (lv_flush_pending_stmts,
5595 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5596 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5597 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5598 lv_add_condition_to_bb,
5599 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5600 flush_pending_stmts): New in cfg_hooks structure.
5601 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5602 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5603 lv_add_condition_to_bb): New declarations.
5604 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5606 (loop_version): Declare.
5607 * cfgloopmanip.c (cfghooks.h): Include.
5608 (duplicate_loop_to_header_edge): Change return type to bool.
5609 (loop_version, lv_adjust_loop_entry_edge): Move here.
5610 * cfgrtl.c (cfgloop.h): Include.
5611 (rtl_verify_flow_info_1): Fix.
5612 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5613 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5615 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5616 tree_lv_add_condition_to_bb): New.
5617 (tree_cfg_hooks): Add new hooks to initialization.
5618 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5619 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5621 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5623 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5624 xstormy16_below100_or_register,
5625 xstormy16_splittable_below100_or_register, and
5626 nonimmediate_nonstack_operand.
5628 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5629 xstormy16_ineqsi_operator, equality_operator,
5630 inequality_operator, shift_operator,
5631 xstormy16_below100_operand, xstormy16_below100_or_register,
5632 xstormy16_splittable_below100_or_register,
5633 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5634 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5635 equality_operator, inequality_operator,
5636 xstormy16_below100_operand, xstormy16_below100_or_register,
5637 xstormy16_splittable_below100_or_register,
5638 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5639 nonimmediate_nonstack_operand, shift_operator): Move to
5641 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5642 * config/stormy16/stormy16.md: Include predicates.md.
5643 * config/stormy16/predicates.md: New.
5645 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5647 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5648 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5649 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5650 move_operand, power_of_2_operand): Move to predicates.md.
5651 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5652 PREDICATE_CODE): Remove.
5653 * config/iq2000/iq2000.md: Include predicates.md.
5654 * config/iq2000/predicates.md: New.
5656 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5658 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5659 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5660 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5661 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5662 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5663 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5664 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5665 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5666 (TARGET_M68HC11): Delete.
5667 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5668 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5669 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5670 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5671 (nb_soft_regs): Delete.
5672 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5673 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5674 and MASK_M6812 being set simultaneously. Change the code that sets
5675 the default m68hc11_soft_reg_count to use integers instead of strings.
5676 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5677 m68hc11_soft_reg_count (which now has an int type) as the number
5679 * config/m68hc11/m68hc11.opt: New file.
5681 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5683 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5684 fp_displacement_operand, sp_displacement_operand.
5686 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5688 Remove the prototypes for tst_operand, cmp_operand,
5689 stack_register_operand, d_register_operand,
5690 hard_addr_reg_operand, splitable_operand,
5691 m68hc11_logical_operator, m68hc11_arith_operator,
5692 m68hc11_non_shift_operator, m68hc11_shift_operator,
5693 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5694 non_push_operand, hard_reg_operand, and
5695 reg_or_some_mem_operand.
5696 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5698 (tst_operand, cmp_operand, non_push_operand,
5699 splitable_operand, reg_or_some_mem_operand,
5700 stack_register_operand, d_register_operand,
5701 hard_addr_reg_operand, hard_reg_operand,
5702 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5703 m68hc11_arith_operator, m68hc11_non_shift_operator,
5704 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5706 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5707 * config/m68hc11/m68hc11.md: Include predicates.md.
5708 * config/m68hc11/predicates.md: New.
5710 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5713 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5714 change checked in along with 2005-03-03's patch for debug/20253.
5715 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5716 (remap_decl): Insert type decl in map earlier.
5718 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5720 PR tree-optimization/20640
5721 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5722 post-dominator if it has phi nodes.
5723 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5724 before dead statements.
5726 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5729 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5731 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5733 PR rtl-optimization/20290
5734 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5735 in every iteration if the entry point is the exit test.
5737 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5739 * config/cris/cris.md (attribute "length"): Define.
5741 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5743 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5744 (word_offset_memref_operand): New.
5745 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5746 (indexed_or_indirect_operand): Delete.
5747 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5748 (indexed_or_indirect_operand): Delete.
5750 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5753 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5756 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5757 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5759 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5761 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5763 2005-04-01 Ian Lance Taylor <ian@airs.com>
5765 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5766 (rus, prus): Remove static variables.
5767 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5768 (process_command): Permit report_times and use_pipes together.
5770 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5772 * c-decl.c (validate_proto_after_old_defn): Look at
5773 TYPE_MAIN_VARIANT of argument types.
5775 2005-04-01 Paul Brook <paul@codesourcery.com>
5777 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5778 (arm_output_function_epilogue): Allow call_via_SP.
5779 (thumb_call_via_reg, arm_file_end): Ditto.
5780 * config/arm/arm.h (struct machine_function): Include space for SP.
5781 (thumb_call_via_label): Update declaration.
5783 2005-04-01 Ian Lance Taylor <ian@airs.com>
5785 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5786 doing a peephole optimization, once again put any notes in the
5789 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5791 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5793 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5795 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5796 (block_alloc, find_free_reg): Likewise.
5797 * loop-doloop.c (doloop_modify): Likewise.
5798 * loop-invariant.c (record_use): Likewise.
5799 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5800 get_iv_value, canon_condition, eliminate_implied_condition,
5801 eliminate_implied_condition, simplify_using_initial_values,
5802 shorten_into_mode, canonicalize_iv_subregs,
5803 iv_number_of_iterations): Likewise.
5804 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5805 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5806 unswitch_loop): Likewise.
5807 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5808 move_movables, replace_call_address, find_and_verify_loops,
5809 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5810 record_giv, final_giv_value, general_induction_var,
5811 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5812 loop_giv_dump): Likewise.
5814 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5815 GCOV_CHECK_WRITING): Remove.
5816 (gcov_position, gcov_rewrite): Use gcc_assert.
5817 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5818 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5819 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5822 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5824 * tree-inline.c: Fix a typo.
5826 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5828 * configure.ac (enable-checking): Explicitly set all variables for
5829 collective switch values. Alphabetize variables. Rename
5830 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5832 * doc/install.texi (enable-checking): Update documentation.
5833 * configure: Rebuilt.
5835 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5837 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5840 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5842 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5843 Also reject cases where this pattern will cause load delay stalls
5844 unless optimizing for size and it will produce a shorter sequence.
5845 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5846 variants to avoid pre-adjusting the base when possible.
5848 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5850 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5851 the frame and argument pointers.
5852 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5853 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5854 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5855 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5856 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5857 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5859 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5861 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5862 with entry for selectany attribute.
5863 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5865 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5866 (i386_pe_asm_named_section): Handle sections generated by
5867 selectany attribute.
5868 * doc/extend.texi (selectany): Document attribute.
5870 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5871 Jan Hubicka <jh@suse.cz>
5873 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5874 to fix addresses involving EBP and ESP.
5875 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5876 for SUBREGed registers.
5877 (legitimate_address_p): Accept SUBREGed registers.
5879 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5882 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5883 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5886 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5888 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5890 2005-04-01 James E Wilson <wilson@specifixinc.com>
5893 * dwarf2out.c (rtl_for_decl_init): New function.
5894 (rtl_for_decl_location): Extracted from here.
5895 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5896 add_const_value_attribute. Delete initializer_constant_valid_p call.
5898 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5900 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
5901 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
5902 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
5903 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
5904 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
5905 config/i386/i386.md, config/rs6000/predicates.md,
5906 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
5907 config/s390/s390.c, config/stormy16/stormy16.c,
5908 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
5911 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5914 * gimplify.c (gimplify_expr): Create a temporary for lvalue
5915 COND_EXPR and CALL_EXPR.
5917 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
5920 * genautomata.c (first_cycle_unit_presence): Check all alternative
5921 states for unit presence.
5923 * doc/md.texi: Remove remark about impossibility to query unit
5924 presence in non nondeterministic automaton state.
5926 * config/ia64/ia64.c (get_template): Change order of unit querying.
5928 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5930 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
5933 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
5935 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
5936 flag for edges outside any loops.
5938 2005-03-31 Janis Johnson <janis187@us.ibm.com>
5940 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5942 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5944 * tree-ssa-alias.c: Follow spelling conventions.
5945 * doc/tree-ssa.texi: Fix a typo.
5947 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
5949 * postreload-gcse.c: Include target.h.
5950 (gcse_after_reload_main): Return early if we cannot modify jumps.
5951 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
5953 2005-03-31 David Edelsohn <edelsohn@gnu.org>
5955 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
5956 expensive operations.
5958 2005-03-31 Ian Lance Taylor <ian@airs.com>
5960 * collect2.c (lderrout): New variable.
5961 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
5962 if it is set, to stderr.
5963 (handler): Unlink lderrout if it is set.
5964 (dump_file): Add "to" parameter. Change all callers.
5965 (main): Initialize lderrout.
5966 (collect_execute): Add errname parameter. Change all callers.
5967 Rename redir parameter to outname. Never pass
5968 PEX_STDERR_TO_STDOUT to pex_run.
5969 * collect2.h (collect_execute, dump_file): Update declarations.
5970 * tlink.c (tlink_execute): Add errname parameter. Change all
5972 (do_tlink): Check lderrout as well as ldout.
5974 2005-03-31 Caroline Tice <ctice@apple.com>
5976 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
5977 (bb-reorder.o): Add errors.h to list of requirements.
5978 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
5979 profiledbootstrap flags.
5980 * bb-reorder.c (errors.h): Add new include.
5981 (struct bbro_basic_block_data_def): Add new field, in_trace.
5982 (add_unlikely_executed_notes): Remove function.
5983 (mark_bb_for_unlikely_executed_section): Remove function.
5984 (insert_section_boundary_note): New function.
5985 (verify_hot_cold_block_grouping): New function.
5986 (push_to_next_round_p): Remove variables and tests that push all
5987 cold blocks to last round.
5988 (find_traces): Remove code that added extra round of trace finding
5989 when doing partitioning.
5990 (find_traces_1_round) : Remove variable last_round; add code to
5991 update new struct field, in_trace; correct trace_length where it was
5992 incorrect before (after call to copy_bb); change code that pushed all
5993 cold blocks to last round. Instead verify that all blocks going into
5994 a trace belong in the same partition.
5995 (connect_traces): Modify to connect the traces in two passes, if the
5996 function contains both hot and cold blocks. The first pass connects
5997 all the traces for blocks in the partition that the first block in
5998 the function belongs to; the second pass connnects all the traces
5999 containing blocks that belong in the other partition.
6000 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6001 code that automatically put the first block in a function into the
6002 hot partition if the function had any hot blocks.
6003 (fix_crossing_unconditional_branches): Check number of succ edges
6004 before attempting to get one.
6005 (fix_edges_for_rarely_executed_code): Update comment describing
6007 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6008 remove call to add_unlikely_executed_notes; add call to
6009 verify_hot_cold_block_grouping.
6010 (duplicate_computed_gotos): Don't change computed goto if it's a
6012 (partition_hot_cold_basic_blocks): Update function comment.
6013 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6015 (try_forward_edges): Likewise.
6016 (merge_blocks_move_predecessor_nojumps): Likewise.
6017 (merge_blocks_move_successor_nojumps): Likewise.
6018 (merge_blocks_move): Likewise.
6019 (try_crossjump_bb): Likewise.
6020 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6021 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6022 notes to cold bb's; remove call to update_unlikely_executed_notes.
6023 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6024 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6025 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6026 function declaration.
6027 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6029 (rtl_can_merge_blocks): Remove redundancy from condition.
6030 (try_redirect_by_replacing_jump): Likewise.
6031 (force_nonfallthru_and_redirect): Remove code for adding
6032 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6033 (commit_one_edge_insertion): Likewise.
6034 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6035 * dbxout.c (FORCE_TEXT): Replace function_section with
6036 current_function_section.
6037 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6038 function, switch_text_section.
6039 (struct xcoff_debug): Likewise.
6040 (dbxout_function_end): Add code to put out label diffs for both
6041 hot and cold sections.
6042 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6043 for new debug_hooks funciton, switch_text_section..
6044 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6045 switch_text_section.
6046 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6047 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6048 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6049 dw_fde_switched_sections.
6050 (output_call_frame_info): Add test to see if function switches text
6051 sections in the middle; if so, use appropriate extra hot and cold
6052 section labels to compute size deltas for the hot and cold sections.
6053 (dwarf2out_begin_prologue): Add code to initialize new fields in
6055 (dwarf2out_switch_text_section): New function (invoked through
6056 debug_hook); updates new fields in dw_fde_struct appropriately and
6057 increments separate_line_info_table_in_use.
6058 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6059 dwarf2out_switch_text_section.
6060 (struct var_loc_node): Add new field, section_label.
6061 (output_aranges): Add code to check whether in hot or cold section and
6062 use the appropriate label in calculating deltas.
6063 (output_ranges): Likewise.
6064 (output_line_info): Add code to check which section we're in and
6065 use appropriate hot/cold label.
6066 (add_location_or_constant_value_attribute): Likewise.
6067 (gen_subprogam_die): Modify arange attributes to use correct labels.
6068 (dwarf2out_begin_block): Change call to function_section into call to
6069 current_function_section.
6070 (dwarf2out_end_block): Likewise.
6071 (dwarf2out_source_line): Likewise.
6072 (dwarf2out_var_location): Add code to check whether in hot or cold
6073 section and use the appropriate label.
6074 * except.c (output_function_exception_table): Change call to
6075 function_section into call to current_function_section.
6076 * final.c (profile_function): Likewise.
6077 (scan_ahead_for_unlikely_executed_note): Remove function.
6078 (final_scan_insn): Remove calls to
6079 scan_ahead_for_unlikely_executed_note, and related code for switching
6080 to cold section, except for the single time
6081 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6082 debug_hooks->switch_text_sections; replace appropriate calls to
6083 function_section with calls to current_function_section.
6084 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6085 test_bb to condition.
6086 (find_if_case_2): Likewise.
6087 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6088 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6089 * opts.c (decode_options): Change warning about hot/cold partitioning
6090 with exceptionss to inform (so as not to cause bootstrap failures);
6091 remove warning about partitioning with DWARF debug info.
6092 * output.h (current_function_section): Add new function decl.
6093 (insert_section_boundary_note): Likewise.
6094 (enum in_section): Move this declaration here from varasm.c.
6095 (unlikely_section_label): Likewise.
6096 (unlikely_text_section_name): Likewise.
6097 (last_text_section_name): New global variable.
6098 (last_text_section): Likewise.
6099 (hot_section_label): Likewise.
6100 (hot_section_end_label): Likewise.
6101 (cold_section_end_label): Likewise.
6102 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6103 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6104 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6105 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6106 insn from consideration.
6107 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6108 switch_text_section.
6109 * varasm.c (basic-block.h): Add new include.
6110 (unlikely_section_label_printed): Remove global variable.
6111 (unlikely_section_label): Make global variable not be static any more.
6112 (unlikely_text_section_name): Likewise.
6113 (hot_section_end_label): New global variable (not static)
6114 (first_function_block_is_cold): Likewise.
6115 (hot_section_label): Likewise.
6116 (cold_section_end_label): Likewise..
6117 (last_text_section): New global variable, not static.
6118 (last_text_section_name): New global variable, not static.
6119 (initialize_cold_section_name): New function.
6120 (enum in_section): Move declaration to output.h.
6121 (text_section): Update last_text_section.
6122 (unlikely_text_section): Replace code to determine cold section name
6123 with call to initialize_cold_section_name; Add code to update
6124 last_text_section; remove code for printing out label.
6125 (named_section_real): Add code to update last_text_section and
6126 last_text_section_name as appropriate.
6127 (function_section): Change test for 'unlikely' to depend on
6128 first_function_block_is_cold (moved old test to
6129 current_function_section).
6130 (current_function_section): New function.
6131 (assemble_start_function): Move code that frees
6132 unlikely_text_section_name; initialize hot_section_end_label;
6133 print hot and cold section labels at the start of the function;
6134 set first_function_block_is_cold, if appropriate; initialize l
6135 ast_text_section; add call to insert_section_boundary_note.
6136 (assemble_end_function): Add code to write out hot and cold section
6138 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6139 switch_text_section.
6140 * config/darwin.c (machopic_select_section): Replace incorrect
6141 function in base_funs; update reloc for cold sections if necessary.
6142 * config/darwin.h (SECTION_FUNCTION): Add code to update
6143 last_text_section if appropriate.
6144 (text_unlikely_section): Remove.
6145 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6146 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6147 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6148 partitioning for this architecture.
6150 2005-03-31 Olivier Hainque <hainque@adacore.com>
6152 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6153 defined and non-zero.
6155 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6158 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6161 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6164 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6165 label operand. Remove (use (unspec..)). Don't emit a label on
6167 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6168 generate inline label for load_toc_v4_PIC_1b.
6169 (rs6000_emit_load_toc_table): Likewise.
6171 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6173 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6174 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6176 2005-03-29 Devang Patel <dpatel@apple.com>
6178 * tree-sra.c (decide_block_copy): Disable scalarization of
6181 2005-03-30 Stuart Hastings <stuart@apple.com>
6182 Dale Johannesen <dalej@apple.com>
6184 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6185 * print-tree.c (print_node): Add case STATEMENT_LIST.
6187 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6189 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6190 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6191 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6192 is given with "powerpc64*" or "all", or when --with-cpu chooses
6195 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6198 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6199 gen_lexical_block_die.
6200 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6202 2005-03-31 Jan Hubicka <jh@suse.cz>
6204 2004-11-02 Jan Hubicka <jh@suse.cz>
6206 * cgraph.c (cgraph_varpool_node_name): New function.
6207 (dump_cgraph_varpool_node): New function.
6208 (dump_varpool): New function.
6209 * cgraphunit.c (cgraph_optimize): Dump varpool.
6211 2004-10-16 Jan Hubicka <jh@suse.cz>
6213 * cgraph.c (decide_is_variable_needed): New function.
6214 (cgraph_varpool_finalize_decl): Use it.
6215 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6217 * final.c (output_addr_const): Do not call mark_referenced.
6218 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6219 always go via cgraph.
6220 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6221 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6222 * tree-optimize.c (execute_inline): Mark functions called.
6223 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6225 2004-10-11 Jan Hubicka <jh@suse.cz>
6227 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6228 (cgraph_varpool_last_needed_node): New static variable.
6229 (enqueue_needed_varpool_node): Break out from ...; add items to the
6230 end of queue; update first pointers.
6231 (cgraph_varpool_mark_needed_node): ... here.
6232 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6233 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6234 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6235 (cgraph_varpool_first_unanalyzed_node): Declare.
6236 * cgraphunit.c: Include output.h.
6237 (cgraph_varpool_analyze_pending_decls): New function.
6238 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6239 for errors, analyze pending decls.
6240 (cgraph_finalize_compilation_unit): Only analyze decls.
6241 (cgraph_optimize): Assemble the decls after expanding.
6243 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6245 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6246 subvars get marked properly in tags for grouping.
6247 (add_pointed_to_var): Mark only actual pointed to
6248 variables/subvars in addresses needed.
6249 (create_overlap_variables_for): Clear call clobbered on original
6251 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6252 addresable vars with subvars into list.
6253 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6256 2005-03-30 Richard Henderson <rth@redhat.com>
6258 * cgraph.h (struct cgraph_node): Add alias.
6259 * varasm.c (assemble_alias): Set it.
6260 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6261 avoid calling cgraph_expand_function.
6263 2005-03-30 Tom Tromey <tromey@redhat.com>
6265 * tree.def (FILE_TYPE): Removed.
6266 * typeclass.h (enum type_class): Removed file_type_class.
6267 * dwarf2out.c (is_base_type): Updated.
6268 (gen_type_die): Likewise.
6269 * dbxout.c (dbxout_type): Updated.
6270 * builtins.c (type_to_class): Updated.
6271 * tree.c (type_contains_placeholder_1): Updated.
6272 * config/sparc/sparc.c (sparc_type_code): Updated.
6273 * config/ia64/ia64.c (hfa_element_mode): Updated.
6274 * expr.c (count_type_elements): Updated.
6275 * stor-layout.c (layout_type): Updated.
6276 * tree-inline.c (remap_type): Updated.
6277 * tree-pretty-print.c (dump_generic_node): Updated.
6279 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6281 * builtins.c (expand_builtin_powi): Fix mode of
6282 2nd argument to match int.
6283 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6284 2nd argument type to int.
6285 * libgcc2.c: Change prototype of __powi* functions to use
6288 2005-03-30 Dale Johannesen <dalej@apple.com>
6291 * calls.c (expand_call): Flush pending deferrals before
6294 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6298 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6299 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6300 c_label_context, label_context_stack): New.
6301 * c-decl.c (define_label): Check for jumps into statement
6302 expressions. Add label to list of defined labels.
6303 (start_function): Push context on label_context_stack.
6304 (finish_function): Pop context from label_context_stack.
6305 * c-typeck.c (label_context_stack): New.
6306 (c_finish_goto_label): Check for jumps into statement
6307 expressions. Add label to list of jumped to labels.
6308 (struct c_switch): Add blocked_stmt_expr.
6309 (c_start_case): Initialize it.
6310 (do_case): Check it.
6311 (c_finish_case): Verify !blocked_stmt_expr.
6312 (c_begin_stmt_expr): Push context on label_context_stack.
6313 Increment blocked_stmt_expr. Mark labels jumped to from outside
6315 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6316 defined in the statement expression and no longer jumpable to.
6317 Mark labels jumped to from just outside the statement expression
6318 as again definable. Pop context from label_context_stack.
6319 * doc/extend.texi (Statement Exprs): Update.
6321 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6324 * c-decl.c (start_function): Check for old_decl being
6327 2005-03-30 Ian Lance Taylor <ian@airs.com>
6329 * final.c (final): Remove prescan parameter. Change all callers.
6330 (final_scan_insn): Remove prescan parameter. Change all callers.
6332 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6334 * tree-vectorizer.c: Fix comment typos.
6336 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6338 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6339 as soon as a chrec_dont_know is detected.
6341 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6343 Merge from csl-arm-branch.
6344 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6346 * tlink.c (recompile_files): Do not assume that "rename" can
6347 overwrite an existing file.
6349 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6351 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6352 * gcc/configure: Regenerate.
6354 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6356 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6358 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6360 * calls.c (struct arg_data): Update "partial" comment.
6361 (load_register_parameters): Update "nregs" comment.
6363 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6365 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6366 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6367 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6368 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6369 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6370 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6371 than target_flags & 0.
6372 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6373 (iq2000_arch, iq2000_parse_cpu): Delete.
6374 (TARGET_HANDLE_OPTION): Override default.
6375 (iq2000_handle_option): New function.
6376 (override_options): Remove -march= and -mcpu= handling.
6377 * config/iq2000/iq2000.opt: New file.
6379 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6381 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6382 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6383 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6384 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6385 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6386 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6387 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6388 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6389 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6390 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6391 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6392 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6393 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6394 (TARGET_OPTIONS): Delete.
6395 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6396 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6397 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6398 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6399 (c4x_cpu_version_string): Delete.
6400 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6401 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6402 equivalent -mcpu= option.
6403 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6404 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6405 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6406 or clearing the appropriate MASK_* bit.
6407 (c4x_file_start): Use c4x_cpu_version.
6408 * config/c4x/c4x.opt: New file.
6410 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6412 * doc/options.texi: Document the new MaskExists flag.
6413 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6414 if the option has the MaskExists flag.
6416 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6418 * opt-functions.awk (flag_set_p, test_flag): New functions.
6419 (switch_flags): Use them.
6420 * opth-gen.awk: Use flag_set_p to check for flags.
6421 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6423 2005-03-30 Ian Lance Taylor <ian@airs.com>
6425 * config.host (i[34567]86-*-mingw32*): Don't set
6426 host_can_use_collect2 to no.
6428 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6431 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6432 Remove convert_memory_address call duplicating that in memory_address.
6434 2005-03-29 Richard Henderson <rth@redhat.com>
6437 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6438 (build_compound_literal): Likewise. Propagate decl type into the
6440 (finish_decl): Likewise. Use new return value from complete_array_type
6441 for zero sized arrays.
6442 (complete_array_type): Move ...
6443 * c-common.c (complete_array_type): ... here. Change first argument
6444 to pointer-to-type-node. Consistently use sizetype for the index
6445 except for zero sized arrays. Detect zero sized arrays for pedantic
6446 mode diagnostics. Create a new type node instead of modifying the
6448 * c-tree.h (complete_array_type): Move decl ...
6449 * c-common.h (complete_array_type): ... here.
6451 2005-03-29 Richard Henderson <rth@redhat.com>
6454 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6456 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6458 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6459 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6460 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6461 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6463 2005-03-29 Eric Christopher <echristo@redhat.com>
6465 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6466 truthvalue conversion removal.
6468 2005-03-29 Ian Lance Taylor <ian@airs.com>
6471 * collect2.c: Never include <vfork.h>.
6472 (VFORK_STRING, vfork): Don't define.
6473 (pid): Remove global variable.
6474 (handler): Call raise instead of kill (getpid(), ...).
6475 (collect_wait): Add pex parameter. Change all callers. Use
6476 pex_get_status rather than pwait.
6477 (do_wait): Add pex parameter. Change all callers.
6478 (collect_execute): Return struct pex_obj * rather than void. Use
6479 pex routines rather than pexecute.
6480 (fork_execute): Get pex_obj from collect_execute, and pass it to
6482 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6483 Only declare quit_handler if SIGQUIT is defined.
6484 (scan_libraries): Likewise.
6485 * collect2.h (collect_execute): Update declaration.
6486 (collect_wait): Update declaration.
6487 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6488 pass it to collect_wait.
6490 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6493 * c-parser.c (c_parser_compound_statement_nostart): Give error
6494 message for EOF instead of just setting parser->error.
6496 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6498 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6499 (slpeel_update_phi_nodes_for_guard1): New function.
6500 (slpeel_update_phi_nodes_for_guard2): New function.
6501 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6502 of slpeel_update_phi_nodes_for_guard.
6503 (vectorize_loops): Remove call to loop_closed_rewrite.
6504 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6507 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6509 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6510 (TARGET_LITTLE_ENDIAN): New macro.
6511 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6512 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6513 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6514 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6515 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6516 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6517 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6518 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6519 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6520 (TARGET_OPTIONS): Delete.
6521 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6522 (CACHE_FLUSH_TRAP): Turn into an integer.
6523 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6524 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6525 -mflush-trap is in use.
6526 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6527 (m32r_cache_flush_trap_string): Delete.
6528 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6529 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6530 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6531 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6532 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6533 -mmodel= and -msdata= handling from...
6534 (m32r_init): ...here.
6535 * config/m32r/m32r.opt: New file.
6537 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6539 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6540 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6541 * tree-vect-analyze.c (vect_object_analysis): additional parm
6542 pass back a "struct ptr_info_def *" with the points-to info.
6543 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6544 statement using info returned from vect_object_analysis.
6545 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6546 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6547 for virtual uses and defs when creating a replacement vector
6548 reference. Call duplicate_ssa_name_ptr_info to define points-to
6549 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6550 (vectorizable_store): copy_virtual_operands and update
6551 definition statements.
6552 (vectorizable_load): copy_virtual_operands. Remove call to
6553 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6554 * tree-vectorizer.c (vectorize_loops): Remove calls to
6555 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6556 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6557 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6558 define macro STMT_VINFO_PTR_INFO for use in accessing.
6559 * tree.h add export of duplicate_ssa_name_ptr_info.
6560 * rs6000.c (altivec_init_builtins): Declare builtin function
6561 __builtin_altivec_mask_for_load to be "const".
6563 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6566 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6567 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6568 assemble_variable on aliases.
6569 * varasm.c (assemble_alias): Set node->alias.
6570 * toplev.c (wrapup_global_declarations): Don't call
6571 rest_of_decl_compilation on aliases again.
6573 2005-03-29 Paul Brook <paul@codesourcery.com>
6575 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6576 * config/arm/arm.c (arm_dbx_register_number): New function.
6577 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6579 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6582 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6583 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6585 2005-03-29 Dale Johannesen <dalej@apple.com>
6587 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6588 $(TREE_H) and $(COVERAGE_H).
6589 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6590 * opts.c (common_handle_option): Enable tree-based value transforms.
6591 * toplev.c (process_options): Ditto.
6592 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6593 refers to references to this type.
6594 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6595 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6596 for may_be_more, may_be_less.
6597 (rtl_gen_pow2_profiler): Adjust.
6598 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6599 (rtl_gen_one_value_profiler): Adjust.
6600 (rtl_gen_const_delta_profiler): Adjust.
6601 * tree-profile.c (tree_gen_interval_profiler): Implement.
6602 (tree_gen_pow2_profiler): Ditto.
6603 (tree_gen_one_value_profiler): Ditto.
6604 (tree_profiling): New.
6605 (pass_tree_profile): Reference it.
6606 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6608 (insn_divmod_values_to_profile): Rename to
6609 rtl_divmod_values_to_profile. Adjust.
6610 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6611 (insn_prefetch_values_to_profile): Adjust.
6612 (rtl_value_profile_transformations): Adjust.
6613 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6614 (gen_mod_pow2): Rename to rtl_mod_pow2.
6615 (gen_mod_subtract): Rename to rtl_mod_subtract.
6616 (divmod_fixed_value_transform): Rename to
6617 rtl_divmod_fixed_value_transform.
6618 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6619 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6620 (rtl_find_values_to_profile): Adjust.
6621 (tree_value_profile_transformations): Implement.
6622 (tree_divmod_values_to_profile): New.
6623 (tree_values_to_profile): New.
6624 (tree_divmod_fixed_value): New.
6625 (tree_mod_pow2): New.
6626 (tree_mod_subtract): New.
6627 (tree_divmod_fixed_value_transform): New.
6628 (tree_mod_pow2_value_transform): New.
6629 (tree_mod_subtract_transform): New.
6630 (tree_find_values_to_profile): Implement.
6631 * profile.c (instrument_values): Free histograms.
6632 (compute_value_histograms): Adjust. Implement tree version.
6634 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6636 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6637 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6638 variable. Output "fldcw" depending on round_mode.
6639 * config/i386/i386.md (UNSPEC_FIST): New.
6640 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6641 New isns patterns to implement lrint and llrint built-ins as x87
6643 (fistdi2, fist<mode>2 splitters): New splitters.
6644 (lrint<mode>2): New expanders.
6646 2005-03-28 Ian Lance Taylor <ian@airs.com>
6648 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6649 0 when calling final_scan_insn.
6651 2005-03-28 Jan Hubicka <jh@suse.cz>
6654 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6657 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6658 types where possible.
6660 2005-03-26 Per Bothner <per@bothner.com>
6662 Make -f[no-]show-column also control non-cpp diagnostics.
6663 * c.opt (fshow-column): Move option from here ...
6664 * common.opt (fshow-column): ... to here.
6665 * diagnostic.c (diagnostic_build_prefix): Only print column number
6666 if flag_show_column.
6668 2005-03-27 Steven Bosscher <stevenb@suse.de>
6670 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6671 vax_output_conditional_branch): New prototypes.
6672 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6673 extracted from vax.md mov and add patterns.
6674 (vax_output_conditional_branch): New function to output conditional
6675 branch instructions.
6676 * vax.md: Use mode macros for arithmetic and mov patterns.
6677 Use code macros for the jump patterns.
6679 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6681 * Makefile.in (libbackend.o): Depend on version files;
6682 add custom generation command.
6684 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6687 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6688 sure that we have a REG before getting its REGNO.
6690 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6692 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6693 * builtins.def (BUILT_IN_STRNDUP): New.
6695 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6697 PR tree-optimization/20470
6698 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6701 2005-03-25 Mike Stump <mrs@apple.com>
6703 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6706 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6708 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6709 Use our own structure definitions.
6711 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6712 (fix_truncdfsi2): Allow registers or memory as destination.
6713 When TARGET_PPC_GFXOPT, generate simplified pattern.
6714 (fix_truncdfsi2_internal): Use define_insn_and_split.
6715 (fix_truncdfsi2_internal_gfxopt): New.
6716 (fctiwz): Don't confuse register allocation by giving it no choices.
6718 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6719 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6720 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6721 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6723 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6725 * dominance.c (free_dominance_info): Speed up by freeing et
6726 data structures without maintaining other nodes.
6727 * et-forest.c (et_free_tree_force): New.
6728 * et-forest.h: Add a prototype for et_free_tree_force.
6730 * tree.c (get_set_constructor_bits,
6731 get_set_constructor_bytes): Remove.
6732 * tree.h: Remove the corresponding prototypes.
6734 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6737 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6738 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6739 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6740 PRE_DEC, NEG and NOT.
6742 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6744 * fold-const.c: Convert uses of fold (build (...)) to
6747 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6749 PR rtl-optimization/20249
6750 * cse.c (insert_regs): Do not record equivalence of registers in
6753 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6755 * emit-rtl.c (reverse_comparison): Remove.
6756 * rtl.h: Remove the corresponding prototype.
6758 2005-03-24 James E Wilson <wilson@specifixinc.com>
6760 * doc/install.texi (--enable-altivec): Delete docs.
6762 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6764 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6765 SFmode and DFmode before reload when
6766 flag_unsafe_math_optimizations not enabled.
6768 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6770 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6772 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6773 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6775 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6777 * configure.ac (enable-checking): Add 'runtime' option.
6778 * doc/install.texi (enable-checking): Document 'runtime' checking.
6779 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6780 * config.in: Regenerated.
6781 * configure: Regenerated.
6783 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6785 * optabs.h (enum optab_index): Remove OTI_llrint.
6786 (llrint_optab): Remove macro.
6787 * optabs.c (init_optabs): Remove llrint_optab initialization.
6788 * genopinit.c (optabs): Remove llrint_optab implementation.
6789 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6792 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6794 PR rtl-optimization/20532
6795 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6796 overflow when adding coefficients for PLUS or MINUS.
6797 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6800 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6802 * langhooks.h (truthvalue_conversion): Remove.
6803 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6804 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6805 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6806 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6807 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6809 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6811 * params.def: Fix a typo.
6812 * config/mips/mips.c: Follow the spelling convensions.
6813 * doc/invoke.texi: Fix typos.
6815 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6817 Fix PR tree-optimization/20601
6819 * tree-ssa-pre.c (insert_aux): Add missing condition to
6822 2005-03-23 Ian Lance Taylor <ian@airs.com>
6824 * final.c (final_scan_insn): Don't remove no-op instructions.
6825 * reload1.c (reload): Remove simple no-op instructions even when
6828 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6830 PR tree-optimization/20501
6831 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6832 reporting that peeling for alignment is applied moved to...
6833 * (vect_analyze_data_refs_alignment): Here.
6835 2005-03-23 Ian Lance Taylor <ian@airs.com>
6837 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6839 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6841 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6842 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6844 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6846 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6847 imply that this is called once, independent of asms in code.
6848 Adjust to now being pased output and input lists. Mention helper
6849 function decl_overlaps_hard_reg_set_p.
6850 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6851 hook_tree_tree_identity and to take three trees, returning third.
6852 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6854 * stmt.c: include hard-reg-set.h before tree.h.
6855 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6856 (decl_conflicts_with_clobbers_p): Call
6857 decl_overlaps_hard_reg_set_p.
6858 (expand_asm_operands): Pass output and input lists in call to
6859 targetm.md_asm_clobbers.
6860 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6861 hook_tree_tree_tree_tree_3rd_identity.
6862 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6864 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6865 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6866 parameters, first two unused.
6867 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6868 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6869 in constraint letters and MOF is not mentioned as a asm-declared
6870 register in neither of the input and output lists.
6872 2005-03-23 DJ Delorie <dj@redhat.com>
6874 * optabs.c (expand_binop): Make sure the first subword's result
6877 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6879 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6880 Call c_common_truthvalue_conversion rather than
6881 lang_hooks.truthvalue_conversion.
6882 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6883 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6885 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6886 c_common_truthvalue_conversion.
6887 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6888 c_parser_conditional_expression, c_parser_binary_expression): Call
6889 c_objc_common_truthvalue_conversion.
6890 * c-typeck.c (build_unary_op): Call
6891 c_objc_common_truthvalue_conversion.
6892 (build_conditional_expr): Do not call
6893 lang_hooks.truthvalue_conversion.
6894 (build_binary_op): Call c_common_truthvalue_conversion.
6895 (c_objc_common_truthvalue_conversion): Moved from
6896 c-objc-common.c. Call default_function_array_conversion instead
6897 of default_conversion.
6899 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6901 * c-common.h (default_conversion): Remove.
6902 (perform_integral_promotions): Add.
6903 * c-tree.h (default_conversion): Add.
6904 * c-typeck.c (perform_integral_promotions): New, split out from
6906 * c-common.c (check_case_value): Use perform_integral_promotions,
6907 not default_conversion.
6908 (c_add_case_label): Don't continue processing case label after
6909 found to be pointer.
6911 2005-03-23 Mark Mitchell <mark@codesourcery.com>
6913 * gcc.c (do_spec_1): Do not add a -L path for a directory in
6914 the prefix list if we have already added a multilib directory
6916 (main): Do not add MD_EXEC_PREFIX to the list of directories to
6919 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6921 * reload1.c (indirect_symref_ok, reload_obstack): Make them
6923 * reload.h: Remove the prototype for indirect_symref_ok.
6925 * reload1.c (indirect_symref_ok): Make it global.
6926 * reload.h: Add a prototype for indirect_symref_ok.
6928 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
6930 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6933 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6935 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
6937 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
6939 * c-opts.c (c_common_parse_file): Only start/end main source file
6940 if debug hooks says the writer wants it.
6941 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
6943 (xcoff_debug_hooks): Ditto.
6944 * debug.c (do_nothing_hooks): Ditto.
6945 * debug.h (gcc_debug_hooks): Ditto.
6946 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
6947 * sdbout.c (sdb_debug_hooks): Ditto.
6948 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
6950 2005-03-22 Mark Mitchell <mark@codesourcery.com>
6952 * doc/extend.texi: Deprecate C++ min/max operators.
6954 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
6956 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
6957 artificial original candidates.
6959 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
6960 Jan Hubicka <jh@suse.cz>
6961 Steven Bosscher <stevenb@suse.de>
6963 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
6964 call cost based on argument sizes.
6965 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
6967 * params.def: (max-inline-inssn-single): Set to 450.
6968 (max-inline-insns-auto): Set to 90.
6969 (max-inline-insns-recursive): Set to 450
6970 (max-inline-insns-recursive-auto): Set to 450.
6971 (large-function-insns): Set to 2700.
6972 (inline-call-cost): New parameter.
6973 * tree-inline.c (estimate_move_cost): New function.
6974 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
6975 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
6977 * tree-inline.h (estimate_move_cost): Declare.
6978 * invoke.texi: (max-inline-inssn-single): Change default to 450.
6979 (max-inline-insns-auto): Change default to 90.
6980 (max-inline-insns-recursive): Change default to 450
6981 (max-inline-insns-recursive-auto): Change default to 450.
6982 (large-function-insns): Change default to 2700.
6983 (inline-call-cost): Document new parameter.
6985 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6987 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
6988 (TARGET_DEFAULT): Delete.
6989 * config/i860/i860.opt: New file.
6991 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6993 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
6994 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6995 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6996 (frv_sched_lookahead): Delete.
6997 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
6998 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
6999 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7000 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7001 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7002 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7003 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7004 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7005 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7006 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7007 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7008 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7009 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7010 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7011 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7012 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7013 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7014 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7015 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7016 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7017 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7018 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7019 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7020 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7021 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7022 (frv_sched_lookahead): Delete.
7023 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7024 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7025 (frv_handle_option): New function. Move -mcpu= handling from...
7026 (frv_override_options): ...here. Remove handling of other
7028 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7029 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7030 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7031 and TARGET_NO_MULTI_CE.
7032 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7033 !TARGET_VLIW_BRANCH.
7034 * config/frv/frv.opt: New file.
7036 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7038 * fold-const.c (fold_ternary): Take decomposed arguments of
7040 (fold): Update a call to fold_ternary.
7042 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7043 * tree.h: Add corresponding prototypes.
7045 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7048 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7049 between jump table and its label.
7050 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7051 resp. ADDR_DIFF_VEC and the label preceeding it.
7052 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7053 is emitted in the right section.
7055 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7057 * fold-const.c (fold_unary, fold_binary): Update comments
7060 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7062 PR rtl-optimization/20527
7063 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7064 REG_INC note, test that the register also isn't mentioned in PRED
7067 2005-03-22 Ben Elliston <bje@au.ibm.com>
7069 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7072 2005-03-21 Mike Stump <mrs@apple.com>
7074 * varasm.c (default_assemble_visibility): Remove extra ().
7076 2005-03-21 Roger Sayle <roger@eyesopen.com>
7079 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7080 to determine whether a block can be duplicated, rather than test
7081 whether the block contains noncopyable insns ourselves.
7083 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7085 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7088 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7090 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7092 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7094 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7095 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7096 * config/fr30/fr30.opt: New file.
7098 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7100 Fix PR tree-optimization/20542
7102 * tree-flow-inline.h (overlap_subvar): Move to here.
7103 * tree-ssa-operands.c: From here.
7104 * tree-flow.h (overlap_subvar): Declare.
7105 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7106 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7107 for variables with subvars.
7109 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7112 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7113 * modulo-sched.c (const_iteration_count): Return on NULL
7115 (print_node_sched_params): Return on NULL dump_file.
7116 (generate_reg_moves): Handle reg-anti dependencies and disregard
7117 closing branch when generating register moves.
7118 (sms_schedule): Mark the SMSed block dirty.
7119 * passes.c (rest_of_handle_sms): Call update_life_info for all
7121 * testsuite/gcc.dg/20050321-1.c: New test.
7123 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7125 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7126 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7127 movqi_internal): Likewise.
7129 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7131 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7132 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7133 xtensa_b4const): Delete prototypes.
7134 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7135 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7136 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7137 xtensa_extra_constraint): New prototypes.
7138 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7139 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7140 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7141 move_operand, const_float_1_operand, fpmem_offset_operand,
7142 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7143 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7144 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7145 argument type to HOST_WIDE_INT.
7146 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7147 xtensa_mask_immediate): Likewise.
7148 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7149 Likewise. Also make these functions static.
7150 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7151 (xtensa_const_ok_for_letter_p): New.
7152 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7153 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7154 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7155 move_operand, const_float_1_operand, fpmem_offset_operand,
7156 branch_operator, ubranch_operator, boolean_operator): Move to
7158 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7159 (xtensa_mem_offset): Change return type to bool.
7160 (xtensa_extra_constraint): New.
7161 (gen_int_relational): Update type of const_range_p function pointer.
7162 Use xtensa_b4const_or_zero.
7163 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7164 xtensa_const_ok_for_letter_p. Update comments.
7165 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7166 (PREDICATE_CODES): Delete.
7167 * config/xtensa/xtensa.md: Include predicates.md.
7168 * config/xtensa/predicates.md: New file.
7170 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7172 * config/v850/v850-protos.h: Remove the prototypes for
7173 reg_or_int9_operand, reg_or_const_operand,
7174 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7175 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7176 movsi_source_operand, power_of_two_operand,
7177 not_power_of_two_operand, special_symbolref_operand,
7178 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7179 register_is_ok_for_epilogue.
7180 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7181 reg_or_int9_operand, reg_or_const_operand,
7182 call_address_operand, special_symbolref_operand,
7183 movsi_source_operand, power_of_two_operand,
7184 not_power_of_two_operand, register_is_ok_for_epilogue,
7185 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7186 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7188 * config/v850/v850.h (PREDICATE_CODES): Remove.
7189 * config/v850/v850.md: Include predicates.md.
7190 * config/v850/predicates.md: New.
7192 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7194 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7195 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7196 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7197 (itoolsdir, itoolsdatadir): Move definition above new first use.
7198 (install-itoolsdirs): New rule.
7199 (install-mkheaders): Depend on install-itoolsdirs, not
7200 install-include-dir.
7202 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7204 * tree-into-ssa.c: Remove obsolete comments.
7206 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7208 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7209 unrolling if -fpeel-loops is specified, too.
7210 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7211 Remove superfluous check for flag_unroll_loops.
7213 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7215 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7216 (lrint_optab, llrint_optab): Define corresponding macros.
7217 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7218 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7219 pattern and llrint_optab using llrintdi2 patterns.
7220 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7221 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7222 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7223 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7224 flag_unsafe_math_optimizations is set.
7226 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7228 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7229 simplify_logical, if_then_else_cond, known_cond,
7230 simplify_comparison): Adjust calls to reverse_comparison.
7231 Don't use combine_reversed_comparison_code).
7232 (combine_reversed_comparison_code): Remove.
7233 (reversed_comparison): Using reversed_comparison_code, move it...
7234 * jump.c (reversed_comparison): ... here.
7235 * rtl.h (reversed_comparison): Add prototype.
7237 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7239 * builtins.c (fold_builtin): Take decomposed arguments of
7241 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7242 * gimplify.c (gimplify_call_expr): Likewise.
7243 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7244 * tree.h: Update the prototype of fold_builtin.
7246 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7248 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7249 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7250 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7251 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7252 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7254 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7256 * builtins.c (fold_builtin_1): Take decomposed arguments of
7258 (fold_builtin): Update a call to fold_builtin_1.
7260 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7263 * gcov.c (output_lines): Only output function block summary when
7264 outputting branch information.
7265 * doc/gcov.texi: Document format of preamble and additional block
7268 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7270 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7271 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7272 the defaults false if BITS_PER_UNIT != 8.
7273 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7274 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7275 than BITS_PER_UNIT != 8.
7276 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7277 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7278 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7280 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7281 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7283 2005-03-20 Roger Sayle <roger@eyesopen.com>
7286 * fold-const.c (fold_binary): Fix type mismatch between
7287 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7288 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7289 for non-truth-valued expressions.
7291 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7292 and FUNCTION_DECL in the main switch.
7293 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7294 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7295 we also need to convert their operands to match.
7296 <TRUTH_NOT_EXPR>: Likewise.
7298 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7300 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7301 diagnostic without checking whether an lvalue.
7302 * c-common.h (lvalue_p): Remove.
7303 (enum lvalue_use): Update comment.
7304 (lvalue_or_else): Replace by lvalue_error.
7305 * c-typeck.c (lvalue_p): Make static.
7306 (lvalue_or_else): New. Call lvalue_error.
7308 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7310 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7311 (function_arg_advance): Use rs6000_parm_start.
7312 (function_arg, rs6000_arg_partial_bytes): Likewise.
7314 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7316 * c-common.c (check_case_value): Adjust comment about stripping
7318 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7319 * c-typeck.c (default_conversion, convert_arguments,
7320 build_modify_expr, convert_for_assignment, store_init_value,
7321 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7322 manually. Remove inaccurate comments.
7324 2005-03-20 Roger Sayle <roger@eyesopen.com>
7325 Joseph S. Myers <joseph@codesourcery.com>
7327 * varasm.c (do_assemble_alias): Restore comment describing function.
7328 Annotate the target parameter as potentially unused.
7330 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7333 * config/avr/avr.c (avr_output_function_prologue): Do not use
7334 current_function_name() in a label, use a local label instead.
7336 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7338 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7339 flag_finite_math_only, not flag_unsafe_math_optimizations.
7341 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7343 * builtins.c (fold_builtin_1): Update a call to
7344 targetm.fold_builtin.
7345 * hooks.c (hook_tree_tree_bool_null): Rename to
7346 hook_tree_tree_tree_bool_null. Take one more argument of type
7348 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7349 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7350 hook_tree_tree_tree_bool_null.
7351 * target.h (gcc_target): Update the prototype of fold_builtin.
7352 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7353 arguments of CALL_EXPR.
7354 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7357 2005-03-20 Jan Hubicka <jh@suse.cz>
7359 * cgraph.h (cgraph_node): Add prev_clone pointer.
7360 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7361 (cgraph_clone_node): Produce doubly linked chain.
7363 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7365 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7366 get_nonnull_operand, handle_sentinel_attribute,
7367 check_function_arguments_recurse): Do not strip NOPS from
7369 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7371 * c-format.c (get_constant): Likewise.
7372 * c-parser.c (c_parser_postfix_expression): Likewise.
7373 * c-typeck.c (set_init_index): Likewise.
7374 (convert_arguments): Don't check for NOP_EXPR containing integer
7377 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7379 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7380 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7381 Take decomposed arguments of CALL_EXPR.
7382 (fold_builtin_1): Update calls to the functions mentioned
7385 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7387 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7388 width to have integer type.
7389 (build_enumerator): Require enumerator value to have integer type.
7391 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7393 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7396 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7398 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7399 std=iso9899:199x): Correct descriptions.
7401 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7403 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7406 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7408 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7410 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7411 fold_builtin_memcpy.
7413 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7414 arguments of CALL_EXPR.
7415 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7416 fold_builtin_found, fold_builtin_1): Update calls to
7417 fold_trunc_transparent_mathfn.
7419 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7422 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7423 function pointers on targets that require function pointer
7425 (fold_sign_changed_comparison): Likewise.
7427 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7429 * combine.c (try_combine): When changing the mode of a hard reg, make
7430 sure that doing so is valid.
7432 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7434 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7435 (TARGET_HANDLE_OPTION): Override default.
7436 (avr_handle_option): New function.
7437 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7438 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7439 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7440 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7441 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7442 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7443 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7444 (TARGET_OPTIONS): Delete.
7445 * config/avr/avr.opt: New file.
7447 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7449 * config/m32r/m32r-protos.h: Remove the prototypes for
7450 call_address_operand, symbolic_operand, seth_add3_operand,
7451 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7452 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7453 two_insn_const_operand, move_src_operand,
7454 move_double_src_operand, move_dest_operand,
7455 eqne_comparison_operator, signed_comparison_operator,
7456 large_insn_p, conditional_move_operand, carry_compare_operand,
7457 m32r_block_immediate_operand, extend_operand,
7458 reg_or_eq_int16_operand, int8_operand, and
7459 reg_or_zero_operand.
7460 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7461 seth_add3_operand, int8_operand, cmp_int16_operand,
7462 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7463 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7464 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7465 move_double_src_operand, move_dest_operand,
7466 eqne_comparison_operator, signed_comparison_operator,
7467 extend_operand, small_insn_p, large_insn_p,
7468 conditional_move_operand, carry_compare_operand,
7469 m32r_block_immediate_operand): Move to predicates.md.
7470 (MAX_MOVE_BYTES): Move to m32r.h.
7471 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7472 * config/m32r/m32r.md: Include predicates.md.
7473 * config/m32r/predicates.md: New.
7475 2005-03-18 James E Wilson <wilson@specifixinc.com>
7478 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7481 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7483 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7484 call_address_operand, const_8bit_operand.
7485 * config/mn10300/mn10300.c (call_address_operand,
7486 const_8bit_operand, const_1f_operand): Move to predicates.md.
7487 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7488 * config/mn10300/mn10300.md: Include predicates.md.
7489 * config/mn10300/predicates.md: New.
7491 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7493 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7494 declarations in diagnostics and %E for identifiers, not %s.
7496 2005-03-18 Jan Hubicka <jh@suse.cz>
7497 Dale Johannesen <dalej@apple.com>
7499 * basic-block.h (scale_bbs_frequencies_int,
7500 scale_bbs_frequencies_gcov_type): Declare.
7501 * cfg.c (RDIV): New macro.
7502 (update_bb_frequency_for_threading): Fix.
7503 * basic-block.h (scale_bbs_frequencies_int,
7504 scale_bbs_frequencies_gcov_type): New.
7505 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7506 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7507 scale_bbs_frequencies_int.
7508 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7510 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7512 * config/m32r/m32r-protos.h: Remove the prototypes for
7513 call_address_operand, symbolic_operand, seth_add3_operand,
7514 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7515 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7516 two_insn_const_operand, move_src_operand,
7517 move_double_src_operand, move_dest_operand,
7518 eqne_comparison_operator, signed_comparison_operator,
7519 large_insn_p, conditional_move_operand, carry_compare_operand,
7520 m32r_block_immediate_operand, extend_operand,
7521 reg_or_eq_int16_operand, int8_operand, and
7522 reg_or_zero_operand.
7523 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7524 seth_add3_operand, int8_operand, cmp_int16_operand,
7525 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7526 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7527 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7528 move_double_src_operand, move_dest_operand,
7529 eqne_comparison_operator, signed_comparison_operator,
7530 extend_operand, small_insn_p, large_insn_p,
7531 conditional_move_operand, carry_compare_operand,
7532 m32r_block_immediate_operand): Move to predicates.md.
7533 (MAX_MOVE_BYTES): Move to m32r.h.
7534 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7535 * config/m32r/m32r.md: Include predicates.md.
7536 * config/m32r/predicates.md: New.
7538 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7540 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7541 symbolic_operand, symbolic_memory_operand,
7542 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7543 indexed_memory_operand, move_dest_operand, move_src_operand,
7544 prefetch_cc_operand, prefetch_nocc_operand,
7545 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7546 arith_operand, arith11_operand, pre_cint_operand,
7547 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7548 ireg_operand, int5_operand, uint5_operand, int11_operand,
7549 uint32_operand, arith5_operand, and_operand, ior_operand,
7550 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7551 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7552 shadd_operand, movb_comparison_operator,
7553 cmpib_comparison_operator): Move to predicates.md.
7554 (magic_milli, shadd_constant_p): Make it extern.
7555 * config/pa/pa.h (PREDICATE_CODES): Remove.
7556 * config/pa/pa.md: Include predicates.md.
7557 * config/pa/predicates.md: New.
7559 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7562 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7564 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7565 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7566 config/alpha/freebsd.h, config/alpha/linux.h,
7567 config/alpha/netbsd.h, config/alpha/osf5.h,
7568 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7569 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7570 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7571 doc/cppopts.texi: Update copyright.
7573 2005-03-18 Jan Hubicka <jh@suse.cz>
7576 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7578 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7581 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7583 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7586 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7588 * combine.c (gen_binary): Remove.
7589 (known_cond, simplify_shift_const, find_split_point,
7590 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7591 simplify_logical, expand_field_assignment, extract_left_shift,
7592 force_to_mode, if_then_else_cond, apply_distributive_law,
7593 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7594 simplify_comparison, reversed_comparison): Replace with
7595 simplify_gen_binary, simplify_gen_relational or
7596 distribute_and_simplify_rtx.
7597 (distribute_and_simplify_rtx): New function.
7599 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7600 Paolo Bonzini <gcc.gnu.org>
7602 * calls.c (setjmp_call_p, special_function_p): Update comments
7603 at the head of the functions.
7605 2005-03-18 Jan Hubicka <jh@suse.cz>
7607 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7609 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7610 function body should be released; do not proactively release function
7611 bodies in non-unit-at-a-time mode.
7613 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7615 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7616 mno-fp-ret-in-387 multilib variants.
7618 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7620 * common.opt (m): Remove.
7621 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7623 (common_handle_option): Remove OPT_m case.
7625 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7627 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7629 (fold_builtin_1): Update a call to fold_builtin_bitop.
7631 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7633 (fold_builtin_1): Update a call to fold_builtin_signbit.
7635 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7637 PR tree-optimization/20474
7638 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7639 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7641 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7643 * config/h8300/h8300-protos.h: Remove prototypes for
7644 general_operand_src, general_operand_dst, single_one_operand,
7645 single_zero_operand, call_insn_operand,
7646 two_insn_adds_subs_operand, small_call_insn_operand,
7647 jump_address_operand, bit_operand, bit_memory_operand,
7648 stack_pointer_operand, const_int_gt_2_operand,
7649 const_int_ge_8_operand, const_int_qi_operand,
7650 const_int_hi_operand, incdec_operand, bit_operator,
7651 nshift_operator, eqne_operator, gtle_operator,
7652 gtuleu_operator, iorxor_operator.
7653 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7654 h8300_ldm_stm_parallel.
7655 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7657 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7658 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7659 (h8300_ldm_stm_parallel): Make it extern.
7660 (h8300_ldm_parallel, h8300_stm_parallel,
7661 h8300_return_parallel, general_operand_src,
7662 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7663 nibble_operand, reg_or_nibble_operand, single_one_operand,
7664 single_zero_operand, call_insn_operand,
7665 two_insn_adds_subs_operand, small_call_insn_operand,
7666 jump_address_operand, bit_operand, bit_memory_operand,
7667 stack_pointer_operand, const_int_gt_2_operand,
7668 const_int_ge_8_operand, const_int_qi_operand,
7669 const_int_hi_operand, incdec_operand, eqne_operator,
7670 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7671 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7672 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7673 nshift_operator): Move to predicates.md.
7674 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7675 * config/h8300/h8300.md: Include predicates.md.
7676 * config/h8300/predicates.md: New.
7678 2005-03-17 Richard Henderson <rth@redhat.com>
7680 * config.gcc (ia64*-*-hpux*): Add extra_options.
7681 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7682 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7683 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7684 (ia64_tls_size_string, ia64_tune_string): Remove.
7685 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7686 (TARGET_DEFAULT_TARGET_FLAGS): New.
7687 (TARGET_HANDLE_OPTION): New.
7688 (ia64_override_options): Move options parsing ...
7689 (ia64_handle_option): ... here. New.
7690 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7691 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7692 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7693 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7694 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7695 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7696 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7697 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7698 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7699 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7700 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7701 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7702 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7703 TARGET_EARLY_STOP_BITS): Remove.
7704 (TARGET_ILP32): Default false.
7705 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7706 (enum ia64_inline_type): New.
7707 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7708 * config/ia64/ia64.md: Update for new definitions of
7709 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7710 * config/ia64/ia64.opt: New file.
7711 * config/ia64/ilp32.opt: New file.
7713 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7716 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7718 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7720 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7721 instead of MASK_H8300S.
7722 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7723 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7724 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7725 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7726 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7727 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7728 TARGET_SWITCHES): Remove.
7729 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7731 * config/h8300/h8300.opt: New.
7733 * config/alpha/alpha.opt, config/arc/arc.opt,
7734 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7737 2005-03-17 Ian Lance Taylor <ian@airs.com>
7741 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7743 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7744 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7745 (TARGET_HANDLE_OPTION): Override default.
7746 (arc_handle_option): New function.
7747 (arc_init): Remove code to set arch_cpu_string.
7748 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7749 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7750 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7751 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7752 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7753 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7754 (arc_rodata_string, TARGET_OPTIONS): Delete.
7755 * config/arc/arc.opt: New file.
7757 2005-03-17 Richard Henderson <rth@redhat.com>
7759 * doc/extend.texi (Weak Pragmas): New section.
7760 (attribute alias): Clarify that target must be in the same
7763 2005-03-17 Richard Henderson <rth@redhat.com>
7765 * config/alpha/alpha.opt: New file.
7766 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7768 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7769 alpha_fprm_string, alpha_fptm_string): Make static.
7770 (alpha_tls_size_string): Remove.
7771 (alpha_handle_option): New.
7772 (override_options): Update for alpha_cpu/alpha_tune split.
7773 (alpha_file_start): Likewise.
7774 (TARGET_DEFAULT_TARGET_FLAGS): New.
7775 (TARGET_HANDLE_OPTION): New.
7776 * config/alpha/alpha.h (alpha_tune): Declare.
7777 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7778 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7779 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7780 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7781 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7782 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7783 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7784 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7785 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7786 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7787 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7788 (TARGET_DEFAULT): Remove MASK_FP.
7789 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7790 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7791 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7792 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7793 alpha_tls_size_string): Remove.
7794 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7795 (attribute tune): Rename from attribute cpu.
7796 * config/alpha/ev4.md: Update to match.
7797 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7798 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7799 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7800 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7801 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7802 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7804 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7806 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7807 and return without creating new state if before_nops_num is nonzero.
7808 * config/ia64/ia64.md (first_insn): New attribute.
7809 (alloc): Set it to yes.
7811 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7813 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7814 STMT_VINFO_SUBVARS to NULL.
7815 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7817 2005-03-16 Dale Johannesen <dalej@apple.com>
7819 * rtlanal.c (find_first_parameter_load): Rewrite to
7820 return actual first param load or the call if none,
7821 instead of first in block, when not all loads exist.
7823 2005-03-16 Roger Sayle <roger@eyesopen.com>
7825 * optabs.c (expand_copysign_absneg): Make static.
7826 * optabs.h (expand_copysign_absneg): Delete prototype.
7827 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7829 2005-03-16 Richard Henderson <rth@redhat.com>
7832 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7833 (alias_pairs): Rename from output_defs.
7834 (find_decl_and_mark_needed): Split out from assemble_alias.
7835 (do_assemble_alias): New.
7836 (assemble_output_def): Remove.
7837 (finish_aliases_1, finish_aliases_2): New.
7838 (process_pending_assemble_output_defs): Remove.
7839 (assemble_alias): Defer aliases for which we don't yet have a
7840 non-external decl for the target symbol.
7841 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7842 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7843 * toplev.c (compile_file): Use finish_aliases_2 instead of
7844 process_pending_assemble_output_defs.
7845 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7846 (process_pending_assemble_output_defs): Remove.
7848 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7850 Fix PR tree-optimization/20489
7852 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7853 for empty structures.
7855 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7857 Fix PR tree-optimization/20490
7859 * tree-ssa-pre.c (create_expression_by_pieces): Use
7860 force_gimple_operand on result of fold.
7862 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7864 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7865 of closing parenthesis.
7867 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7869 * builtins.c (expand_movstr): Update a call to
7870 fold_builtin_strcpy.
7871 (expand_builtin_strncpy): Update a call to
7872 fold_builtin_strncpy.
7873 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7874 arguments of CALL_EXPR.
7875 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7876 fold_builtin_strncpy.
7877 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7878 * tree.h: Update the prototypes of fold_builtin_strcpy and
7879 fold_builtin_strncpy.
7881 2005-03-16 Steven Bosscher <stevenb@suse.de>
7882 Dorit Naishlos <dorit@il.ibm.com>
7884 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7885 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7888 2005-03-16 Steven Bosscher <stevenb@suse.de>
7890 * tree-inline.c (walk_type_fields, walk_tree,
7891 walk_tree_without_duplicates): Move from here...
7892 * tree.c: ...to here.
7894 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7896 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7897 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
7898 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7899 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
7900 (version): Define using $(BASEVER_c).
7901 (Makefile, config.status, build/gcov-iov.o): No longer depends on
7903 (version.o): Depend on version files; add custom generation command.
7904 (prefix.o): Define BASEVER on command line.
7905 (s-iov): Depend on version files; adjust command.
7906 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
7908 (gcc-vers.texi): New rule.
7909 (doc/%.info, doc/%.dvi): Add -I . to command line.
7910 (doc/gccinstall.dvi): Likewise.
7911 (PACKAGE): Delete. All uses replaced with "gcc".
7912 * aclocal.m4: Do not include gcc-version.m4.
7913 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
7914 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
7915 Set is_release based on contents of DEV-PHASE.
7916 Set gcc_version based on contents of BASE-VER.
7917 Define WIN32_REGISTRY_KEY only if the user overrode the default.
7918 * config.in, configure: Regenerate.
7919 * gccbug.in: Determine version of GCC in use at runtime.
7920 * gcov-iov.c: Get version number and development phase from
7921 command line, not by including version.c.
7922 * intl.c: Replace all uses of PACKAGE with "gcc".
7923 * libada-mk.in: Delete unused "gcc_version" variable.
7924 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
7925 * version.c: (VERSUFFIX): New hook for redistributors; adjust
7926 commentary to match.
7927 (version_string): Put together from pieces.
7928 * config/alpha/x-vms: Do not use $(gcc_version).
7929 * config/i386/t-nwld: Likewise.
7930 * doc/include/gcc-common.texi: Include gcc-vers.texi for
7931 version-GCC and DEVELOPMENT.
7933 2005-03-15 Roger Sayle <roger@eyesopen.com>
7935 PR tree-optimization/17454
7936 * tree.c (tree_size): Add case for TREE_BINFO.
7937 * fold-const.c (fold_checksum_tree): Only clear the overloaded
7938 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
7940 2005-03-15 Roger Sayle <roger@eyesopen.com>
7942 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
7943 op1 whilst expanding the signed widenening multiply variant.
7945 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
7947 * toplev.c (display_target_options): Avoid unused variable warning if
7948 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
7949 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
7950 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
7951 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
7952 (mips_isa_info): New variable.
7953 (mips_parse_cpu): Remove the first argument and leave the caller
7955 (TARGET_HANDLE_OPTION): Override default.
7956 (mips_handle_option): New function. Move option validation code from...
7957 (override_options): ...here. Update calls to mips_parse_cpu.
7958 * config/mips/mips.h (mips_arch_string, mips_tune_string)
7959 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
7960 (SUBTARGET_TARGET_OPTIONS): Delete.
7961 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
7962 (mno-flush-func, mtune=): New options.
7964 2005-03-15 Roger Sayle <roger@eyesopen.com>
7965 Richard Henderson <rth@redhat.com>
7967 * real.c (c4x_single_format, c4x_extended_format): Provide values
7968 for signbit_ro for c4x's single and extended floating point formats.
7969 * optabs.c (expand_copysign): Use the floating point format's
7970 signbit_ro for expanding via expand_copysign_absneg, and it's
7971 signbit_rw field for expanding via expand_copysign_bit.
7973 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
7975 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
7976 known_alignment_for_access_p.
7977 (known_alignment_for_access_p): New.
7978 (do_peeling_for_alignment): Field made int instead of bool and renamed
7979 to peeling_for_alignment.
7980 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
7981 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
7982 functionality used to be in vect_analyze_operations.
7983 (vect_analyze_operations): Code to determine vectorization factor was
7984 moved to vect_determine_vectorization_factor.
7985 (vect_enhance_data_refs_alignment): Update to correct alignment when it
7986 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
7988 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
7989 be part of vect_analyze_operations).
7990 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
7991 creating the guard condition, as the number of iterations may be
7993 (slpeel_tree_peel_loop_to_edge): Use new name of
7994 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
7995 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
7996 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
7997 (vect_do_peeling_for_alignment): Use fold.
7998 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8000 (vect_update_inits_of_dr): Renamed to
8001 vect_update_init_of_dr.
8002 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8003 (vectorizable_store): Fix assertion to use == instead of =.
8005 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8007 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8008 call_used_regs for wCG registers.
8010 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8012 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8013 for non-offsettable memory references to cope with outstanding reload
8014 replacements, take 2.
8016 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8019 * config/i386/i386.h (x86_fisttp): New.
8020 (TARGET_FISTTP): New macro.
8021 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8022 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8023 instruction when fisttp flag is set.
8024 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8026 * config/i386/i386.md (type attribute): Add fisttp.
8027 (unit attribute): Set to i387 for fisttp type.
8028 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8029 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8031 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8032 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8034 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8035 patterns for TARGET_FISTTP. Enable patterns for
8036 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8037 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8038 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8039 implement fisttp x87 insn.
8040 (fix_trunc*_i387_fisttp splitters): New patterns.
8041 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8042 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8043 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8045 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8046 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8047 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8048 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8049 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8050 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8051 Disable patterns for TARGET_FISTTP.
8052 (fix_trunc*_i387 splitters): Implement usign mode macros.
8053 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8054 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8055 (fix_trunx*_sse peephole2s): Implement using mode macros.
8057 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8059 PR rtl-optimization/20291
8060 * combine.c (try_combine): If splitting fails, re-try with
8061 original combined pattern, i.e. before clobber stripping.
8063 2005-03-14 Eric Christopher <echristo@redhat.com>
8065 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8066 STACK_GROWS_DOWNWARD.
8068 2005-03-14 Roger Sayle <roger@eyesopen.com>
8070 * real.h (struct real_format): Split the signbit field into two
8071 two fields, signbit_ro and signbit_rw.
8072 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8073 mips_double_format, ieee_extended_motorola_format,
8074 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8075 ieee_extended_intel_128_format, ibm_extended_format,
8076 mips_extended_format, ieee_quad_format, mips_quad_format,
8077 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8078 i370_double_format, c4x_single_format, c4x_extended_format,
8079 real_internal_format): Update initializers for new field.
8080 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8081 real_format structure.
8082 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8083 field of the real_format structure.
8085 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8087 Fix PR tree-optimization/20458
8089 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8090 DECL_EXTERNAL on STRUCT_FIELD tags.
8091 (clear_call_clobbered): Ditto.
8092 * tree-ssa-operands.c (note_addressable): Make sure the original
8093 variable doesn't slip into the addressable list if we have
8095 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8098 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8100 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8101 (-fwide-exec-charset): Likewise.
8102 (-finput-charset): Likewise.
8103 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8104 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8105 * c.opt (Wnormalized): New.
8107 2005-03-14 Devang Patel <dpatel@apple.com>
8109 * doc/invoke.texi: Add reference to Visibility document.
8111 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8113 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8114 MASK_SPLIT_ADDRESSES.
8115 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8116 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8117 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8118 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8119 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8120 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8121 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8122 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8123 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8124 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8125 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8126 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8127 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8128 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8129 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8130 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8131 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8132 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8133 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8134 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8135 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8136 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8137 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8138 (TARGET_EXPLICIT_RELOCS): Delete.
8139 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8140 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8141 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8142 (override_options): Set MASK_LONG64 if -mint64 is given and no
8143 -mlongXX option is. Complain about -mint64 -mlong32.
8144 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8145 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8146 * config/mips/mips.opt: New file.
8148 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8150 * config.gcc (extra_options): New variable for listing option files.
8151 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8152 * configure.ac (extra_opt_files): New AC_SUBST variable.
8153 (tm_file_list, tm_include_list): Include options.h first.
8154 * configure: Regenerate.
8155 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8156 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8157 (s-options-h): New rule.
8158 (options.h): Depend on it.
8159 (TEXI_GCCINT_FILES): Add options.texi.
8160 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8161 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8162 * target.h (gcc_target): Add default_target_flags and handle_option.
8163 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8164 (TARGET_HANDLE_OPTION): New macros.
8165 (TARGET_INITIALIZER): Include them.
8166 * opt-functions.awk (opt_args, nth_arg): New functions.
8167 (switch_flags): Handle the "Target" flag.
8169 (var_name): Use opt_args and nth_arg.
8170 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8171 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8172 macros for the "Mask" and "InverseMask" options.
8173 * opts.h (cl_var_cond): New enum.
8174 (cl_option): Replace the "has_set_value" and "set_value" fields with
8175 "var_cond" and "var_value".
8176 (CL_TARGET): New macro.
8177 (option_enabled, print_filtered_help): Declare.
8178 (decode_options): Move definition.
8179 * opts.c (handle_option): Search for the original option before
8180 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8181 var_cond and var_value fields. Use targetm.handle_option to handle
8183 (decode_options): Set target_flags to targetm.default_target_flags.
8184 (print_filtered_help): Make global. Handle CL_TARGET.
8185 (option_enabled): New function.
8186 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8187 (display_target_options, set_target_switch, print_switch_values)
8188 (default_pch_valid_p): Guard uses of target_switches with
8189 #ifdef TARGET_SWITCHES. Also...
8190 (display_target_options): Display the CL_TARGET entries in cl_options.
8191 (set_target_option): Don't complain about the "" option when
8192 TARGET_SWITCHES is undefined.
8193 (print_switch_values): Use option_enabled.
8194 (default_pch_valid_p): Check cl_options[] when looking for something
8195 that has changed the value of target_flags.
8196 * c.opt: Remove documentation from top of file.
8197 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8198 * doc/sourecebuild.texi: Refer to the new options documentation
8199 instead of c.opt. Document machine-specific .opt files.
8200 * doc/tm.texi (target_flags): Say that this variable is declared
8202 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8203 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8205 * doc/options.texi: New file.
8207 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8210 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8213 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8216 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8217 temporary variable of pointer type if an lvalues is required.
8218 (gimplify_modify_expr_rhs): Request an rvalue from it.
8219 (gimplify_expr): Pass fallback on.
8221 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8223 * cfgbuild.c: Update comments.
8225 2005-03-14 Roger Sayle <roger@eyesopen.com>
8227 PR rtl-optimization/17236
8228 * optabs.c (expand_doubleword_mult): New helper function split out
8229 from expand_binop. Permute the order in which instructions are
8230 emitted to minimize the number of simultaneously live registers.
8231 (expand_binop): Call expand_doubleword_mult to synthesize a double
8232 word multiplication.
8234 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8236 * basic-block.h: Update the prototypes of cached_make_edge and
8238 * cfg.c (cached_make_edge): Take edge_cache representing one
8239 row of the adjacency matrix of edges.
8240 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8241 (make_edges): Initialize edge_cache to represent one row of
8242 the adjacency matrix of edges.
8244 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8246 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8248 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8249 Remove unused removed_phis variable.
8250 (conditional_replacement): Use build1/build2.
8251 (abs_replacement): Use last_and_only_stmt and build1/build2.
8253 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8255 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8256 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8257 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8258 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8259 * c-common.c (handle_novops_attribute): New function.
8260 (c_common_attribute_table): Add "no vops" entry.
8261 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8262 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8263 * tree-ssa-operands.c (get_call_expr_operands): Do not
8264 create virtual operands for calls with ECF_NOVOPS flag.
8265 * tree.h (DECL_IS_NOVOPS): New macro.
8266 (struct tree_decl): Add novops_flag.
8267 (ECF_NOVOPS): New constant.
8269 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8272 * config/i386/i386.c (x86_use_himode_fiop): New.
8273 (x86_use_simode_fiop): Rename from x86_use_fiop.
8274 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8275 (TARGET_USE_HIMODE_FIOP): New.
8276 (x86_use_simode_fiop): Rename from x86_use_fiop.
8277 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8279 * config/i386/i386.md (X87MODEI12): New mode macro define.
8280 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8281 to implement x87 FP compare with HImode input operands.
8282 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8283 Use X87MODEI12 mode macro to handle HImode input operands.
8284 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8285 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8286 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8287 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8288 macro to implement x87 operators with HImode input operands.
8289 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8292 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8294 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8296 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8297 constants invariant.
8299 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8301 * basic-block.h (BB_VISITED): Removed.
8302 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8304 2005-03-14 Falk Hueffner <falk@debian.org>
8307 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8309 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8311 * ggc-zone.c: Fix comment typos.
8313 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8314 stringpool.c, config/mips/mips-protos.h: Update copyright.
8316 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8318 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8319 throughout with its typedef, "rtx".
8320 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8321 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8322 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8323 regs in comment to match code.
8325 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8327 * except.c (check_handled): Make it static.
8328 * except.h: Remove the corresponding prototype.
8330 * function.c (get_func_frame_size): Make it static.
8331 * function.h: Remove the corresponding type.
8333 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8335 * hard-reg-set.h: Remove the corresponding declarations.
8337 * tree-cfg.c (verify_stmts): Check that
8338 bb_for_stmt (stmt) == bb for every PHI node and statement.
8340 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8342 * config.gcc: Remove excess indentation.
8343 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8345 2005-03-13 Roger Sayle <roger@eyesopen.com>
8348 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8349 * fold-const.c (fold_sign_changed_comparison): Likewise.
8350 (fold_binary): Optimize comparisons against widened operands if
8351 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8353 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8355 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8356 (sparc_override_options): Initialize it.
8357 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8359 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8361 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8362 (reg_or_none500mem_operand): New predicate.
8363 (zero_reg_mem_operand): New predicate.
8364 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8365 to reg_or_none500mem_operand.
8366 (extendsfdf2_fpr): Add MEM alternative.
8367 (extenddftf2_internal): Change operand2 predicate to
8368 zero_reg_mem_operand.
8370 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8372 * ggc-zone.c: Rewritten.
8374 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8376 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8377 * config.in: Regenerated.
8378 * configure: Regenerated.
8379 * gengtype.c (write_types_process_field, write_func_for_structure):
8380 Pass new argument to gt_pch_note_object.
8381 * ggc-common.c (struct ptr_data): Add TYPE.
8382 (gt_pch_note_object): Take TYPE argument and save it.
8383 (call_count): Update call to ggc_pch_count_object.
8384 (call_alloc): Update call to ggc_pch_alloc_object.
8385 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8387 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8388 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8389 (ggc_alloc_zone_stat): Delete.
8390 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8391 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8392 (ggc_pch_alloc_object): Update prototypes.
8393 (garbage_zone): Delete.
8394 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8395 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8397 (tree_id_zone): New variable.
8398 (ggc_alloc_cleared_zone): Remove unused.
8399 (ggc_alloc_zone): Define.
8400 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8401 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8402 ggc_alloc_zone_stat.
8403 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8404 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8405 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8406 (make_node_stat): Likewise. Use tree_id_zone.
8408 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8409 Joseph S. Myers <joseph@codesourcery.com>
8411 * configure.ac: Check for MIPS TLS.
8412 * configure: Regenerated.
8413 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8414 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8415 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8416 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8417 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8418 (mips_classify_symbol, mips_symbolic_constant_p)
8419 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8420 (mips_tls_operand_p, mips_call_tls_get_addr)
8421 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8422 (mips_tls_symbol_ref_1): New functions.
8423 (mips_legitimize_address, mips_legitimize_const_move): Call
8424 mips_legitimize_tls_address.
8425 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8427 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8428 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8429 (mips_char_to_class): Document V1_REG.
8430 (HAVE_AS_TLS): Provide default.
8431 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8433 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8435 (tls_get_tp_<mode>): New instruction.
8437 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8439 * configure.ac: Update checks for target tools.
8440 * configure: Regenerated.
8442 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8444 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8446 2005-03-13 Roger Sayle <roger@eyesopen.com>
8448 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8449 more classes of DImode multiplication by constant. Allow both
8450 multiplication by small negative constants (by performing a
8451 multiplication by a positive constant and negating the result) and
8452 multiplications by large powers of two, by using a left shift.
8454 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8456 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8457 of basic blocks into work_stack.
8459 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8460 config/mips/vr.h: Update copyright.
8462 * c-decl.c (c_init_decl_processing): Remove useless calls to
8463 build_function_type.
8465 * builtins.c (fold_trunc_transparent_mathfn,
8466 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8467 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8468 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8469 fold_builtin_strcpy, fold_builtin_strncpy,
8470 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8473 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8476 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8477 variable determinant.
8479 * tree-cfg.c (group_case_labels): Remove local variable type.
8481 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8484 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8487 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8490 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8491 (*movmemqi_insn): Delete.
8492 (*movmemhi): Delete.
8494 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8496 * builtins.c (fold_builtin_classify): Take decomposed
8497 arguments of CALL_EXPR.
8498 (fold_builtin_1): Update a call to fold_builtin_classify.
8500 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8503 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8504 through into call to parser_xref_tag after parse error.
8505 (c_parser_struct_declaration): Consistently return NULL_TREE on
8508 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8510 * tree-flow-inline.h (ref_contains_array_ref): New function.
8511 (lookup_subvars_for_var): Ditto.
8512 (get_subvars_for_var): Ditto.
8513 (var_can_have_subvars): Ditto.
8515 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8516 (struct subvar): New type.
8518 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8520 * tree-optimize.c (init_tree_optimization_passes): Call
8521 pass_create_structure_vars.
8523 * tree-ssa-alias.c: Include vec.h.
8524 (init_alias_info): Don't auto-clear call clobbered on struct-field
8526 (compute_flow_insensitive_aliasing): Handle subvars.
8527 (group_aliases): Handle STRUCT_FIELD aliases.
8528 (setup_pointers_and_addressables): Ditto.
8529 Don't mark variables non-addressable if they still have
8530 addressable subvars.
8531 Also mark subvars addressable when the real variable is marked
8533 (add_pointed_to_var): Try to prune the pointed-to set by only
8534 pointing to subvars when possible.
8535 Otherwise, make sure we set addresses_needed and pt_vars to
8536 properly include subvars.
8537 (bitpos_of_field): New function.
8538 (push_fields_onto_fieldstack): Ditto.
8539 (get_or_create_used_part_for): Ditto.
8540 (create_overlap_variables_for): Ditto.
8541 (find_used_portions): Ditto.
8542 (create_structure_vars): Ditto.
8543 (pass_create_structure_vars): New structure.
8545 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8546 (get_expr_operands): Handle subvars. Also try to turn
8547 COMPONENT_REF accesses into must-defs now that we can accurately
8549 (note_addressable): Try to only mark as addressable those subvars
8550 we know a COMPONENT_REF touches.
8551 (overlap_subvar): New function.
8553 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8554 Handle subvar storing.
8555 (vect_address_analysis): Update caller of vect_object_analysis.
8557 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8559 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8560 (STMT_VINFO_SUBVARS): New macro.
8562 * common.opts: add flag_tree_salias.
8564 * opts.c (decode_options): flag_tree_salias defaults to on.
8566 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8568 * doc/tree-ssa.texi: Document structural alias analysis.
8570 2005-03-12 Steven Bosscher <stevenb@suse.de>
8572 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8573 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8574 * tree-ssa-operands.c (get_expr_operands): Likewise.
8575 (get_expr_operands): Likewise for ERROR_MARK.
8577 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8579 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8582 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8585 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8586 (mark_operand_necessary): Remove local variable ver.
8588 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8589 variable prefix_len.
8591 * value-prof.c (mod_subtract_transform): Remove local variable
8594 * builtins.c (fold_builtin_exponent): Take decomposed
8595 arguments of CALL_EXPR.
8596 (fold_builtin_1): Update a call to fold_builtin_exponent.
8598 * builtins.c (fold_builtin_logarithm): Take decomposed
8599 arguments of CALL_EXPR.
8600 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8602 * c-decl.c (c_init_decl_processing): Remove local variables
8603 ptr_ftype_void and ptr_ftype_ptr.
8605 * gimplify.c (gimplify_expr): Remove local variables r0 and
8608 * reg-stack.c (move_for_stack_reg): Remove local variable
8610 (compare_for_stack_reg): Remove local variable flags_user.
8611 (convert_regs_1): Remove local variable deleted.
8613 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8615 (combine_blocks): Remove local variables exits and new_e.
8617 * tree-inline.c (expand_call_inline): Remove local variable
8620 * tree-ssa-live.c (create_ssa_var_map,
8621 calculate_live_on_entry): Remove local variable snn.
8623 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8625 * c-lex.c (c_lex_with_flags): Add parameter to call to
8628 2005-03-11 Per Bothner <per@bothner.com>
8630 * c-tree.h (struct c_declarator): New id_loc field.
8631 * c-pragma.h (c_lex_with_flags): Take position reference.
8632 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8633 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8634 (c_lex): Pass dummy location to c_lex_with_flags.
8635 * c-parser.c (c_lex_one_token): Set c_token's location using
8636 c_lex_with_flags, instead of input_location, which might be "ahead".
8637 (c_parser_direct_declarator): Set declarator's id_loc from
8639 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8640 declarator's id_loc, rather than probably-imprecise input_location.
8641 (build_id_declarator): Initialize c_declarator's id_loc field.
8643 2005-03-11 Roger Sayle <roger@eyesopen.com>
8646 * builtins.c (expand_builtin_signbit): Force the signbit's word
8647 into an integer register to avoid SUBREGs of floating point modes.
8649 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8651 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8652 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8653 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8654 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8656 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8658 PR rtl-optimization/20306
8659 * expr.c (emit_move_complex): Set try_int false if mode is
8660 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8661 emit_block_move if try_int is true.
8663 2005-03-11 Richard Henderson <rth@redhat.com>
8666 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8667 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8670 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8672 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8673 (TARGET_FIX_VR4130): New macro.
8674 (TARGET_OPTIONS): Add -mfix-vr4130.
8675 (ISA_HAS_MACCHI): New macro.
8676 (ASM_SPEC): Add -mfix-vr4130.
8677 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8678 (override_options): Handle mips_fix_vr4130_string.
8679 (mips_avoid_hazards): Clear all_noreorder_p
8680 if we're working around VR4130 errata and the macc alternatives
8682 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8683 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8684 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8685 (MULTILIB_DEFAULTS): Remove leading "march=".
8686 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8687 if no architecture option is given.
8688 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8690 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8691 * doc/invoke.texi: Document -mfix-vr4130.
8693 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8695 * config/mips/mips.c (override_options): Only warn about -mint64
8696 deprecation if TARGET_INT64.
8698 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8700 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8701 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8702 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8703 are non-specific regarding the nonnull parameter positions.
8704 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8705 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8706 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8707 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8709 * builtins.def: Use the non-specific "nonnull" attibute lists.
8711 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8713 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8714 single_pred_edge, single_succ, single_pred): Improve comments.
8716 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8718 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8719 single_pred_edge, single_succ, single_pred): New inline functions.
8720 * bb-reorder.c (rotate_loop, find_traces_1_round,
8721 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8722 duplicate_computed_gotos): Use the single_succ/pred functions.
8723 * cfganal.c (forwarder_block_p): Ditto.
8724 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8725 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8726 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8727 merge_seq_blocks): Ditto.
8728 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8729 * cfglayout.c (fixup_reorder_chain): Ditto.
8730 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8731 canonicalize_loop_headers, verify_loop_structure): Ditto.
8732 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8733 mfb_update_loops, create_preheader, force_single_succ_latches,
8734 create_loop_notes): Ditto.
8735 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8736 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8737 commit_one_edge_insertion, purge_dead_edges,
8738 cfg_layout_can_merge_blocks_p): Ditto.
8739 * except.c (sjlj_emit_function_enter): Ditto.
8740 * flow.c (init_propagate_block_info): Ditto.
8741 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8742 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8743 insert_insn_end_bb): Ditto.
8744 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8745 find_if_case_2): Ditto.
8746 * lambda-code.c (perfect_nestify): Ditto.
8747 * lcm.c (optimize_mode_switching): Ditto.
8748 * loop-doloop.c (doloop_modify): Ditto.
8749 * loop-init.c (loop_optimizer_init): Ditto.
8750 * loop-iv.c (simplify_using_initial_values): Ditto.
8751 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8752 * loop-unswitch.c (unswitch_loop): Ditto.
8753 * modulo-sched.c (generate_prolog_epilog): Ditto.
8754 * predict.c (combine_predictions_for_insn, estimate_probability,
8755 tree_estimate_probability, last_basic_block_p,
8756 estimate_bb_frequencies): Ditto.
8757 * profile.c (branch_prob): Ditto.
8758 * regrename.c (copyprop_hardreg_forward): Ditto.
8759 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8760 * tracer.c (layout_superblocks): Ditto.
8761 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8762 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8763 cleanup_control_expr_graph, disband_implicit_edges,
8764 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8765 tree_verify_flow_info, tree_make_forwarder_block,
8766 tree_forwarder_block_p, remove_forwarder_block,
8767 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8768 * tree-if-conv.c (tree_if_conversion): Ditto.
8769 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8770 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8771 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8772 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8773 copy_loop_headers): Ditto.
8774 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8775 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8776 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8777 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8778 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8779 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8780 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8781 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8782 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8783 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8784 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8785 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8786 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8787 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8788 slpeel_add_loop_guard): Ditto.
8790 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8792 PR tree-optimization/15784
8793 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8796 * stmt.c (expand_case): Don't change index_type. Convert minval
8799 PR tree-optimization/20130
8800 * fold-const.c (fold): Fold x * -1 into -x.
8802 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8804 PR rtl-optimization/20331
8805 * rtlanal.c (modified_between_p): Check its address first for MEM.
8806 (modified_in_p): Likewise.
8808 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8810 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8812 2005-03-10 Steven Bosscher <stevenb@suse.de>
8814 * expr.c (expand_expr_real_1): If possible, use a conditional
8815 move for expanding MIN_EXPR and MAX_EXPR.
8816 Use temp for moving around rtx-en.
8818 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8821 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8824 2005-03-10 Roger Sayle <roger@eyesopen.com>
8826 * builtins.c (expand_builtin_signbit): Extend to handle floating
8827 point modes wider than the largest integer type, using the
8828 operand_subword_force function to obtain the signbit's word.
8830 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8833 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8834 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8836 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8838 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8840 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8842 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8844 (perform_edge_inserts): Unconditionally call
8845 free_dominator_info.
8847 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8849 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8851 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8853 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8855 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8857 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8859 (rtl_register_value_prof_hooks,
8860 tree_value_profile_transformations,
8861 tree_register_value_prof_hooks): Likewise.
8862 * var-tracking.c (stack_adjust_offset_pre_post,
8863 variable_htab_free, variable_union, dataflow_set_different_2,
8864 count_uses, variable_was_changed, set_frame_base_location,
8865 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8866 vt_add_function_parameters): Likewise.
8867 * varasm.c (named_section_real, named_section, make_decl_rtl,
8868 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8869 const_hash_1, compare_constant, copy_constant, force_const_mem,
8870 output_constant_pool_2, output_constant_pool_1, output_constant,
8871 output_constructor, make_decl_one_only, decl_tls_model,
8872 default_no_named_section, default_elf_select_section_1,
8873 default_unique_section_1): Likewise.
8874 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8875 * vmsdbgout.c (addr_const_to_string): Likewise.
8878 * function.c (struct assign_parm_data_one): Remove last_named
8880 (assign_parm_find_data_types): Don't determine last_named.
8881 Reorder named_parm determination.
8882 (assign_parms): Only setup varargs on the last non-varadic
8885 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8887 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8888 sda base address on medium model.
8890 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8892 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8893 * cfgloop.c (flow_loop_nodes_find): Export.
8894 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8896 * cfgloopmanip.c (fix_loop_structure): New function.
8897 * predict.c (predict_loops): Clean up the loops information.
8898 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
8899 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
8901 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
8902 (rewrite_into_loop_closed_ssa): Declaration changed.
8903 * tree-loop-linear.c (linear_transform_loops): Add argument to
8904 rewrite_into_loop_closed_ssa call.
8905 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8906 * tree-ssa-loop-im.c (move_computations): Ditto.
8907 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
8908 * tree-vectorizer.c (vectorize_loops): Ditto.
8909 * tree-optimize.c: Include cfgloop.h.
8910 (execute_todo): Choose whether to call cleanup_tree_cfg or
8911 cleanup_tree_cfg_loop.
8912 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
8913 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
8914 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
8915 cleanup_tree_cfg_loop call.
8916 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
8917 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
8918 work on part of cfg.
8920 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8923 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
8924 with multiple alternatives.
8926 * stmt.c (parse_output_constraint): Fix a typo.
8928 2005-03-09 Bob Wilson <bob.wilson@acm.org>
8930 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
8931 assembly directive instead of deprecated "no-generics".
8933 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
8935 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8936 for non-offsettable memory references to cope with outstanding reload
8938 * config/s390/s390.md ("reload_outti"): Call find_replacement to
8939 avoid losing outstanding address reloads.
8940 ("reload_outdi", "reload_outdf"): Likewise.
8942 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8944 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
8945 code. Add more cbrt transformations.
8947 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8949 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
8951 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8953 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
8954 NULL_TREE when a given tree is not simplified.
8955 (fold): Return the original tree when any of the functions
8956 mentioned above NULL_TREE.
8958 * fold-const.c (fold_unary, fold_binary): Take decomposed
8959 arguments, code, type, op0, and op1 in case of fold_binary.
8960 (fold): Update calls to fold_unary and fold_binary.
8962 2005-03-09 Roger Sayle <roger@eyesopen.com>
8964 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
8965 a fndecl and an arglist instead of a CALL_EXPR, exp.
8967 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8969 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
8971 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
8973 * expr.c (expand_assignment): Remove orig_to_rtx.
8975 * fold-const.c (int_const_binop): Remove no_overflow.
8977 * ifcvt.c (noce_emit_move_insn): Remove inmode.
8979 * loop-iv.c (get_biv_step_1): Remove lhs.
8981 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
8983 * real.c (real_nan): Remove neg.
8985 * function.c (thread_prologue_and_epilogue_insns): Remove i
8988 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
8991 * tree-eh.c (tree_could_trap_p): Remove idx.
8993 * tree-into-ssa.c (ann): Remove ann.
8995 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
8997 * tree-sra.c (decide_block_copy): Remove inst_count.
8999 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9001 * tree-ssa-loop-im.c (lhs): Remove.
9003 * cfgbuild.c (state, STATE, SET_STATE,
9004 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9006 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9007 (find_basic_blocks): Set the state of each basic block to
9010 2005-03-08 Jeff Law <law@redhat.com>
9012 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9013 goto results in the removal of edges in the CFG, then we need
9014 to recompute dominators.
9016 2005-03-09 Ben Elliston <bje@au.ibm.com>
9018 * c-common.c (c_do_switch_warnings): Comment fix.
9020 2005-03-08 Julian Brown <julian@codesourcery.com>
9022 * Patch from 2005-03-08 reverted for causing regressions and
9023 ppc-darwin bootstrap failure.
9025 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9027 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9028 Define the real function for ppc-darwin.
9029 * c-typeck.c (convert_arguments): Check for target-specific
9030 invalid argument call to unprototyped function.
9031 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9033 * target.h (invalid_arg_for_unprototyped_fn): New field
9035 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9036 default target hook.
9037 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9040 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9042 * c-typeck.c (constructor_stack, constructor_range_stack,
9043 initializer_stack): Make them static.
9045 * cfg.c (rbi_pool): Make it static.
9047 * gimple-low.c (lower_stmt_body): Make it static.
9048 * tree-flow.h: Remove the corresponding prototype. Don't
9051 * sched-deps.c (cache_size): Make it static.
9053 * stor-layout.c (lang_adjust_rli): Make it static.
9055 2005-03-08 Julian Brown <julian@codesourcery.com>
9057 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9058 from being used for symbols with vague linkage when
9059 HAVE_GAS_COMDAT_GROUP is true.
9061 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9063 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9064 nlabel == JUMP_LABEL (jump).
9066 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9068 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9069 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9070 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9071 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9073 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9076 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9077 * c-common.c (handle_returns_twice): New function.
9078 (c_common_attribute_table): Declare eturns_twice' attribute.
9079 * doc/extend.texi: Document eturns_twice' attribute.
9080 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9081 (struct tree_decl): Add returns_twice_flag.
9083 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9085 * tree-ssa-phiopt.c: Fix a comment typo.
9087 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9088 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9089 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9092 2005-03-08 Richard Henderson <rth@redhat.com>
9094 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9095 builtin codes with ctzdi2, clzdi2, popcountdi2.
9096 (struct alpha_builtin_def): Add is_const.
9097 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9098 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9099 (alpha_init_builtins): Init them. Set nothrow and const attributes
9101 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9102 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9103 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9104 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9105 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9106 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9107 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9108 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9109 (TARGET_FOLD_BUILTIN): New.
9110 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9111 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9113 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9115 2005-03-08 Ira Rosen <irar@il.ibm.com>
9117 PR tree-optimization/20122
9118 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9119 condition of access function instead of base.
9121 2005-03-07 Jeff Law <law@redhat.com>
9122 Steven Bosscher <stevenb@suse.de>
9124 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9125 (find_taken_edge): Call find_taken_edge_computed_goto as
9126 appropriate. Allow any gimple invariant rather than just
9127 INTEGER_CST for VAL.
9128 (cleanup_control_flow): Cleanup a computed goto which has turned
9130 (tree_merge_blocks): If block B has any forced labels, move
9131 them to the start of block A.
9132 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9133 computed gotos as well.
9134 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9135 removal of unnecessary computed gotos too.
9136 (lookup_redirection_data): Fix type of INSERT argument. Callers
9139 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9141 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9142 Remove trailing spaces.
9144 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9145 unshare_all_trees): Make them static.
9146 * tree-gimple.h: Remove the corresponding prototypes.
9148 * diagnostic.h: Remove unused prototype
9149 debug_output_buffer.
9150 * modulo-sched.c: Remove unused prototype
9151 set_row_column_for_ps.
9153 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9154 replace_phi_edge_with_variable): Remove unused variable i.
9156 2005-03-07 Per Bothner <per@bothner.com>
9158 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9160 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9163 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9164 bbs on the COND_EXPR instead of the PHI_NODEs.
9165 (candidate_bb_for_phi_optimization): Remove.
9166 (replace_phi_with_stmt): Rename to ...
9167 (replace_phi_edge_with_variable): this and change so that we
9168 replace the phi argument instead of removing the PHI.
9169 (conditional_replacement): Change so we deal with PHI with more
9171 (value_replacement): Likewise.
9172 (abs_replacement): Likewise.
9174 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9176 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9177 output_e500_flip_gt_bit.
9179 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9181 (rs6000_generate_compare): Fix logic to look at the correct bits.
9182 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9184 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9185 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9186 gen_move_from_CR_gt_bit.
9188 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9189 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9190 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9192 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9193 (E500_CR_IOR_COMPARE): New constant.
9195 2005-03-08 Earl Chew <earl_chew@agilent.com>
9196 David Billinghurst <David.Billinghurst@riotinto.com>
9198 * config/i386/host-cygwin.c: New file to support precompiled
9200 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9201 * config.host: Use above files for cygwin host.
9203 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9205 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9206 ordering ops from earlier change.
9208 2005-03-07 Per Bothner <per@bothner.com>
9210 Various fixes to allow us to again build if --enable-mapped-location:
9211 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9212 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9213 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9214 local variable loc. Change logic appropriately.
9215 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9216 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9217 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9218 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9219 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9221 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9223 PR rtl-optimization/19683
9224 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9225 number of bytes, to smallest_int_for_mode. Fix arguments to
9226 REG_CANNOT_CHANGE_MODE_P.
9228 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9230 * reorg.c (relax_delay_slots): Check that the jump is
9231 conditional before trying to invert it.
9233 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9235 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9238 * calls (stack_arg_under_construction): Make it static.
9240 * flow.c (regs_live_at_setjmp): Make it static.
9241 * flow.h: Remove the corresponding prototype.
9243 * reload1.c (reload_startobj, reload_firstobj,
9244 something_needs_operands_changed, reload_inherited,
9245 reload_inheritance_insn, reload_override_in,
9246 reload_spill_index): Make them static.
9248 * recog.c (verify_changes): Make it static.
9249 * recog.h: Remove the corresponding prototype.
9251 * cfgbuild.c (find_sub_basic_blocks): Remove.
9252 * basic-block.h: Remove the corresponding prototype.
9253 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9255 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9257 * tree-ssa-operands.c (check_build_stmt): Remove.
9259 * stor-layout.c (set_alignment): Remove.
9260 * tree.h: Remove the corresponding prototype.
9262 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9264 * tree-ssa-dce.c (control_dependence_map,
9265 visited_control_parents): Make them static.
9267 * cfghooks.c (verify_flow_info): Remove local variable
9270 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9273 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9275 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9277 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9279 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9281 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9282 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9283 PARALLEL for an empty structure.
9285 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9287 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9289 * fold-const.c (fold_binary): Unroll the very first "for"
9292 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9294 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9295 redundant match_code test.
9296 (scc_comparison_operator): Swap match_operand and match_code
9298 (branch_positive_comparison_operator): Same.
9299 (trap_comparison_operator): Use comparison_operator and swap with
9302 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9305 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9306 (out_movhi_r_mr): Read low byte of volatile MEM first.
9307 (out_movhi_mr_r): Write high byte of volatile MEM first.
9309 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9311 * cselib.c (reg_values, reg_values_size): Make them static.
9313 * cse.c (cse_reg_info_table): Make it static.
9315 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9317 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9319 * cse.c (find_best_addr): Use canon_for_address.
9321 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9323 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9324 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9325 SUBREG and MEM, respectively.
9327 * fold-const.c (fold_binary): Use code instead of t.
9329 * fold-const.c (optimize_minmax_comparison): Take decomposed
9330 arguments code, type, op0, and op1 instead of t.
9331 (fold_binary): Update a call to optimize_minmax_comparison.
9333 * fold-const.c (fold_range_test): Take decomposed arguments
9334 code, type, op0, and op1 instead of t.
9335 (fold_binary): Update a call to fold_range_test.
9337 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9338 decomposed arguments code, type, op0, and op1 instead of t.
9339 (fold_binary): Update a call to fold_range_test.
9341 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9343 * fold-const.c (fold_binary): Avoid directly using the original
9344 expression t as much as possible.
9346 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9348 * c-semantics.c (build_stmt): Use TYPE_P instead of
9349 IS_NON_TYPE_CODE_CLASS.
9350 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9351 (NON_TYPE_CHECK): Use TYPE_P instead of
9352 IS_NON_TYPE_CODE_CLASS.
9354 * fold-const.c (fold): Remove handling of binary expressions.
9356 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9358 * doc/c-tree.texi: Wrap comments in @r{}.
9359 * doc/cpp.texi: Likewise.
9360 * doc/cppinternals.texi: Likewise.
9361 * doc/extend.texi: Likewise.
9362 * doc/md.texi: Likewise.
9363 * doc/objc.texi: Likewise.
9364 * doc/sourcebuild.texi: Likewise.
9365 * doc/tm.texi: Likewise.
9368 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9370 * predict.c (apply_return_prediction): Standardize PHI chain
9372 * tree-ssa.c (ssa_redirect_edge): Likewise.
9374 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9375 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9378 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9379 * tree-flow.h: Adjust the prototype for remove_phi_node.
9380 * lambda-code.c (perfect_nestify): Adjust a call to
9383 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9384 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9386 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9387 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9388 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9389 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9391 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9392 of GEN_INT (trunc_int_for_mode (...)).
9393 * loop-iv.c (iv_number_of_iterations): Likewise.
9394 * postreload.c (reload_cse_move2add): Likewise.
9395 * simplify-rtx.c (simplify_const_unary_operation,
9396 simplify_const_binary_operation): Likewise.
9397 * stor-layout.c (get_mode_bounds): Likewise.
9399 * fold-const.c (fold_binary): New.
9400 (fold): Call fold_binary on binary expressions.
9402 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9404 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9405 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9406 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9407 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9408 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9410 2005-03-04 Devang Patel <dpatel@apple.com>
9412 PR tree-optimization/18815
9413 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9414 loops with zero exit edges.
9416 2005-03-04 Devang Patel <dpatel@apple.com>
9418 * doc/invoke.texi: Remove reference to webpage that does not exist.
9420 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9421 Joseph S. Myers <joseph@codesourcery.com>
9424 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9425 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9426 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9427 * pa.c (get_plabel): Change argument to symbol_ref. Call
9428 maybe_get_identifier instead of get_identifier.
9429 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9430 (struct deferred_plabel): Replace name field with symbol field.
9431 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9432 ASM_OUTPUT_EXTERNAL_REAL is defined.
9433 (output_global_address): Use output_addr_const for output of all
9435 (output_deferred_plabels): Use symbol_ref instead of name for address
9437 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9438 ASM_OUTPUT_SYMBOL_REF): New macros.
9439 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9441 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9444 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9446 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9447 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9449 2005-03-04 Jeff Law <law@redhat.com>
9451 * basic-block.h (rediscover_loops_after_threading): Declare.
9452 * tree-ssa-dom.c: Include cfgloop.h.
9453 (tree_ssa_dominator_optimize): Discover loops and some basic
9454 properties. Remove forwarder blocks recreated by loop header
9455 canonicalization. Also mark backedges in the CFG.
9456 * tree-ssa-threadupdate.c: Include cfgloop.h
9457 (rediscover_loops_after_threading): Define.
9458 (struct local_info): New field, JUMP_THREADED.
9459 (prune_undesirable_thread_requests): New function.
9460 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9461 then record that fact for the callers of redirct_edges.
9462 (thread_block): If BB has incoming backedges, then call
9463 prune_undesirable_thraed_requests. Note when we are
9464 going to have to rediscover loop information. Return a
9465 boolean indicating if any jumps were threaded.
9466 (thread_through_all_blocks): Bubble up boolean indicating
9467 if any jumps were threaded.
9468 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9469 (tree-ssa-threadupdate.o): Similarly.
9471 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9473 * fold-const.c (fold_ternary): Unroll the "for" loop to
9476 2005-03-04 Andrew Haley <aph@redhat.com>
9478 * unwind-dw2-fde-glibc.c (struct
9479 unw_eh_callback_data.check_cache): New field.
9480 (frame_hdr_cache): New.
9481 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9482 Cache frame header info.
9484 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9486 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9487 (print_c_condition): Declare.
9488 * read-rtl.c (ptr_loc): New structure.
9489 (ptr_locs, ptr_loc_obstack, joined_conditions)
9490 (joined_conditions_obstack): New variables.
9491 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9492 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9493 (join_c_conditions, print_c_condition): New functions.
9494 (apply_macro_to_string): Associate the new string with the same
9495 source location as the old one.
9496 (add_condition_to_string): Use join_c_conditions.
9497 (read_string): Use set_rtx_ptr_loc to record a filename and line
9498 number for the string.
9499 (read_rtx): Initialize the new variables above.
9500 * genattrtab.c (write_test_expr, write_attr_value): Use
9502 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9503 comment above the GCC_VERSION check.
9504 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9505 Inline the definition of MAYBE_EVAL.
9506 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9507 * genoutput.c (process_template): Likewise.
9508 * genpreds.c (write_predicate_subfunction): Likewise.
9509 (write_predicate_expr): Use print_c_condition.
9510 * genrecog.c (write_cond): Likewise.
9511 * gensupport.c (process_rtx): Use join_c_conditions to join the
9512 conditions of a define_insn_and_split. Record a source location
9513 for the string after the "&&".
9514 (alter_test_for_insn): Use join_c_conditions.
9516 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9519 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9520 PR tree-optimization/15784
9521 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9524 2005-03-04 Ben Elliston <bje@au.ibm.com>
9526 * gcc.c (option_map): Add --coverage.
9527 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9528 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9529 * config/darwin.h: Pass -lgcov for `coverage'.
9530 * doc/invoke.texi (Debugging Options): Document --coverage.
9532 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9534 * gcse.c (bypass_block): Use find_edge wherever possible.
9536 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9540 * c-opts.c (c_common_parse_file): Call start_source_file
9541 and end_source_file at the approriate times.
9543 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9544 the main file, it will be done for us now.
9546 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9548 * fold-const.c (fold_ternary): New.
9549 (fold): Call fold_ternary on ternary expressions. Remove
9550 handling of ternary expressions.
9552 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9554 PR tree-optimization/15784
9555 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9558 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9560 * config/rs6000/predicates.md (branch_comparison_operator):
9561 Convert from C block to conditional format.
9563 2005-03-03 Jan Hubicka <jh@suse.cz>
9565 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9566 and non-constant public variables.
9568 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9570 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9573 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9576 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9577 calls to release_ssa_name and release_phi_node.
9579 * fold-const.c (fold): Remove handling of unary expressions.
9581 * fold-const.c (fold_unary): Avoid directly using the original
9582 expression t as much as possible.
9584 2005-03-03 Roger Sayle <roger@eyesopen.com>
9585 Andrew Pinski <pinskia@physics.uc.edu>
9587 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9588 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9590 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9592 Describe special registers SRP and MOF as allocatable registers.
9593 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9594 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9595 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9596 TARGET_HAS_MUL_INSNS.
9597 (cris_print_operand) <case 'd'>: New case.
9598 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9599 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9601 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9602 (REG_ALLOC_ORDER): Update for MOF.
9603 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9605 (GENERAL_REGS): No longer a define of ALL_REGS.
9606 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9607 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9609 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9610 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9611 (SECONDARY_RELOAD_CLASS): Define.
9612 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9613 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9614 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9615 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9616 (REGISTER_MOVE_COST): Define.
9617 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9618 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9619 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9620 (CRIS_MOF_REGNUM): New define_constants.
9621 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9623 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9625 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9626 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9627 Adjust for MOF being properly described as a register.
9628 (indir_to_reg_split): Name this split. Conditionalize on the
9629 destination register being a general register.
9630 (movei): Conditionalize on on operands 0 and 1 having the same
9633 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9636 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9637 -mcpu to override any other explicitly given flags.
9639 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9641 * recog.c (verify_changes, confirm_change_group): New functions,
9642 broken out of apply_change_group.
9643 (apply_change_group): Use them.
9644 * recog.h (verify_change, confirm_change_group): Declare.
9645 * rtl.h (redirect_jump_2): Declare.
9646 * jump.c (redirect_exp, invert_exp): Delete.
9647 (invert_exp_1): Take second parameter. Return value. Changed caller.
9648 (redirect_jump_2): New function, broken out of redirect_jump.
9649 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9650 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9651 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9653 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9655 * varasm.c (named_section): Use xstrdup rather than doing it by
9658 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9660 2005-03-02 Devang Patel <dpatel@apple.com>
9662 Undo PR tree-optimization/18815 fix.
9664 2005-03-02 Devang Patel <dpatel@apple.com>
9666 PR tree-optimization/18815
9667 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9668 loops with zero exit edges.
9670 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9672 * cfg.c (connect_src, connect_dest, disconnect_src,
9673 disconnct_dest): New.
9674 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9675 redirect_edge_pred): Use the new functions.
9677 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9678 free_dominance_info only when needed.
9680 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9683 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9684 (reg_or_sub_cint64_operand): Same.
9686 2005-03-02 Jeff Law <law@redhat.com>
9688 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9689 CFG_ALTERED in the main DOM iteration loop.
9691 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9694 * varasm.c (initializer_constant_valid_p): Allow conversions
9695 between OFFSET_TYPEs. Tidy.
9697 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9699 * config/cris/cris.md ("return"): Remove epilogue delay list
9702 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9704 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9706 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9708 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9710 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9711 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9712 config/m68k/m68k.c, config/mips/mips.h,
9713 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9714 doc/include/gcc-common.texi: Update copyright.
9716 PR middle-end/18029 and PR middle-end/18030
9717 * expr.c (optimize_bitfield_assignment_op): Add a special case
9718 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9720 * fold-const.c (fold_unary): New.
9721 (fold): Call fold_unary on unary expressions.
9723 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9725 * cgraph.h (struct cgraph_edge): Add prev_caller and
9727 (cgraph_node_remove_callees): Export.
9728 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9730 (cgraph_edge_remove_callee): New function.
9731 (cgraph_edge_remove_caller): Likewise.
9732 (cgraph_remove_edge): Use.
9733 (cgraph_redirect_edge_callee): Likewise.
9734 (cgraph_node_remove_callees): New function.
9735 (cgraph_node_remove_callers): Likewise.
9736 (cgraph_remove_node): Use.
9737 * tree-optimize.c (tree_rest_of_compilation): Use
9738 cgraph_node_remove_callees instead of manual loop.
9739 * cgraphunit.c (cgraph_finalize_function): Likewise.
9740 (cgraph_expand_function): Likewise.
9741 (cgraph_remove_unreachable_nodes): Likewise.
9743 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9746 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9748 * c-decl.c (undeclared_variable): Take location as argument.
9749 * c-typeck.c (build_external_ref): Likewise.
9750 * c-parser.c (c_parser_postfix_expression): Pass location of
9751 identifier to build_external_ref.
9753 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9755 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9756 CCEQ mode for branch_positive_comparison_operator test.
9757 * config/rs6000/predicates (branch_comparison_operator): Revert to
9759 (scc_comparison_operator): Same.
9760 (branch_positive_comparison_operator): Same.
9762 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9764 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9765 (cris_delay_slots_for_epilogue): Remove.
9766 (save_last): Move into cris_target_asm_function_epilogue.
9767 (cris_target_asm_function_epilogue): Remove tests for file being
9769 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9770 (cris_delay_slots_for_epilogue): Remove prototypes.
9771 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9772 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9774 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9776 * config/rs6000/predicates.md (branch_comparison_operator): Change
9777 to define_special_predicate.
9778 (scc_comparison_operator): Same.
9779 (branch_positive_comparison_operator): Same.
9781 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9783 * Makefile.in (tree-ssa-sink.o): New.
9784 (OBJS-common): Add tree-ssa-sink.o.
9785 * common.opt: Add -ftree-sink
9786 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9787 * timevar.def (TV_TREE_SINK): new timevar.
9788 * tree-flow.h (is_hidden_global_store): Prototype.
9789 * tree-optimize.c (init_tree_optimization_passes): Add
9791 * tree-pass.h (pass_sink_code): New.
9792 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9793 for non-obvious global store store to is_hidden_global_store, and
9794 call that new function.
9795 * tree-ssa-sink.c: New file.
9796 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9797 * doc/passes.texi: Document forward store motion.
9798 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9799 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9800 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9801 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9803 2005-03-01 Per Bothner <per@bothner.com>
9805 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9806 and we have a non-zero column-number, add it to the message.
9807 Also factor out the diagnostic_kind_text.
9809 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9811 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9812 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9813 flow_loop_scan): Removed.
9814 (flow_loop_dump): Do not dump removed fields.
9815 (flow_loop_free): Do not free removed fields.
9816 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9817 (loop_exit_edge_p): New function.
9818 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9819 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9820 num_exits, exits_doms.
9821 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9822 LOOP_EDGES, LOOP_ALL): Removed.
9823 (flow_loop_scan): Declaration removed.
9824 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9825 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9827 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9828 (if_convert): Call flow_loops_find and flow_loops_free
9829 when calling mark_loop_exit_edges.
9830 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9831 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9832 free_dominance_info calls.
9833 * loop-init.c (flow_loops_find): Ditto.
9834 * passes.c (rest_of_handle_branch_prob): Ditto.
9835 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9836 * loop-unroll.c (analyze_insns_in_loop): Do not use
9838 * predict.c (predict_loops): Do not call flow_loop_scan.
9839 Use get_loop_exit_edges.
9840 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9841 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9842 Do not use EDGE_LOOP_EXIT.
9843 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9844 to bb_with_exit_edge_p.
9845 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9846 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9847 to bb_with_exit_edge_p.
9848 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9850 * tree-loop-linear.c (linear_transform_loops): Do not call
9851 flow_loop_scan. Use loop->single_exit.
9852 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9853 (vect_analyze_loop_form): Do not call flow_loop_scan.
9854 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9856 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9858 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9859 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9860 slpeel_tree_duplicate_loop_to_edge_cfg,
9861 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9862 Use loop_preheader_edge and loop->single_exit. Do not call
9865 2005-03-01 Nick Clifton <nickc@redhat.com>
9867 * config/arm/arm.c (thumb_find_work_register): Check all of the
9868 argument registers to see if they are free, and a couple of
9869 special cases where the last argument register but can be proved
9870 to be available during the function's prologue.
9871 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9872 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9873 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9875 (thumb_compute_save_reg_mask): Likewise. Also use
9876 thumb_find_work_register() to ensure that there is agreement about
9877 which work register is going to be used in the prologue.
9878 (thumb_output_function_prologue): Use unsigned long as the type
9879 for the register bit-mask. Also delay pushing the link register if
9880 other high registers are going to be pushed.
9881 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9882 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9883 redundant prototypes.
9885 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9888 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9889 and after reload in REG+REG indexed addresses without REG_POINTER
9890 set in the base and not set in the index.
9892 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9894 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9895 Don't undefine here.
9896 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9897 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
9898 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9899 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
9900 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
9902 * config.gcc (sh*-*-linux*): Use config/linux.h.
9904 2005-02-28 Dale Johannesen <dalej@apple.com>
9905 Stan Shebs <shebs@apple.com>
9907 Rewrite of 64-bit Darwin structure-by-value pass/return.
9908 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
9909 intoffset, use_stack, named.
9910 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
9911 (rs6000_darwin64_record_arg_advance_flush): New.
9912 (rs6000_darwin64_record_arg_advance_recurse): New.
9913 (rs6000_darwin64_record_arg_flush): New.
9914 (rs6000_darwin64_record_arg_recurse): New.
9915 (rs6000_darwin64_record_arg): New.
9916 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
9917 (function_arg_boundary): Handle 128-bit aligned structs.
9918 (function_arg_advance): Rewrite darwin64 struct handling.
9919 (function_arg): Call rs6000_darwin64_record_arg.
9920 (function_arg_partial_nregs): Handle darwin64 structs.
9921 (rs6000_darwin64_function_value): Remove.
9922 (rs6000_function_value): Call rs6000_darwin64_record_arg.
9924 2005-02-28 Roger Sayle <roger@eyesopen.com>
9926 PR tree-optimization/20216
9927 * tree-chrec.c (tree_fold_factorial): Delete.
9928 (tree_fold_binomial): Change argument list to take a return type
9929 and change the type of K to unsigned int. Rewrite to avoid explicit
9930 evaluation of factorials, and (recursively) calling fold to perform
9931 compile-time arithmetic. Return NULL on (internal) overflow.
9932 (chrec_evaluate): Change type of K to an unsigned int. Avoid
9933 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
9934 if any intermediate calculation overflows.
9935 (chrec_apply): Update call to chrec_evaluate.
9937 2005-02-28 James E Wilson <wilson@specifixinc.com>
9939 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
9941 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
9944 * c-parser.c (c_parser_compound_statement): Return error_mark_node
9945 instead of NULL_TREE on error.
9947 2005-02-28 David Edelsohn <edelsohn@gnu.org>
9949 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
9950 (EASY_VECTOR_15_ADD_SELF): Remove.
9951 (num_insns_constant_wide): Not static.
9952 (validate_condition_mode): Not static.
9953 (toc_relative_expr_p): Not static.
9954 (legitimate_indirect_address_p): Not static.
9955 (macho_lo_sum_memory_operand): Not static.
9956 (invalid_e500_subreg): Not static.
9957 (easy_vector_same): Not static.
9958 (easy_vector_splat_const): Not static.
9959 (RS6000_SYMBOL_REF_TLS_P): Remove.
9960 (any_operand): Delete.
9961 (any_parallel_operand): Delete.
9962 (count_register_operand): Delete.
9963 (altivec_register_operand): Delete.
9964 (xer_operand): Delete.
9965 (s8bit_cint_operand): Delete.
9966 (short_cint_operand): Delete.
9967 (u_short_cint_operand): Delete.
9968 (non_short_cint_operand): Delete.
9969 (exact_log2_cint_operand): Delete.
9970 (gpc_reg_operand): Delete.
9971 (cc_reg_operand): Delete.
9972 (cc_reg_not_cr0_operand): Delete.
9973 (reg_or_short_operand): Delete.
9974 (reg_or_neg_short_operand): Delete.
9975 (reg_or_aligned_short_operand): Delete.
9976 (reg_or_u_short_operand): Delete.
9977 (reg_or_cint_operand): Delete.
9978 (reg_or_arith_cint_operand): Delete.
9979 (reg_or_add_cint64_operand): Delete.
9980 (reg_or_sub_cint64_operand): Delete.
9981 (reg_or_logical_cint_operand): Delete.
9982 (got_operand): Delete.
9983 (got_no_const_operand): Delete.
9984 (easy_fp_constant): Delete.
9985 (easy_vector_constant): Delete.
9986 (easy_vector_constant_add_self): Delete.
9987 (zero_constant): Delete.
9988 (zero_fp_constant): Delete.
9989 (volatile_mem_operand): Delete.
9990 (offsettable_mem_operand): Delete.
9991 (mem_or_easy_const_operand): Delete.
9992 (add_operand): Delete.
9993 (non_add_cint_operand): Delete.
9994 (logical_operand): Delete.
9995 (non_logical_cint_operand): Delete.
9996 (mask_operand): Delete.
9997 (mask_operand_wrap): Delete.
9998 (mask64_operand): Delete.
9999 (mask64_2_operand): Delete.
10000 (and64_operand): Delete.
10001 (and64_2_operand): Delete.
10002 (and_operand): Delete.
10003 (reg_or_mem_operand): Delete.
10004 (lwa_operand): Delete.
10005 (symbol_ref_operand): Delete.
10006 (call_operand): Delete.
10007 (current_file_function_operand): Delete.
10008 (input_operand): Delete.
10009 (rs6000_nonimmediate_operand): Delete.
10010 (rs6000_tls_symbol_ref): Delete.
10011 (save_world_operation): Delete.
10012 (restore_world_operation): Delete.
10013 (load_multiple_operation): Delete.
10014 (store_multiple_operation): Delete.
10015 (vrsave_operation): Delete.
10016 (mfcr_operation): Delete.
10017 (mtcrf_operation): Delete.
10018 (lmw_operation): Delete.
10019 (stmw_operation): Delete.
10020 (branch_comparison_operator): Delete.
10021 (branch_positive_comparison_operator): Delete.
10022 (scc_comparison_operator): Delete.
10023 (trap_comparison_operator): Delete.
10024 (boolean_operator): Delete.
10025 (boolean_or_operator): Delete.
10026 (min_max_operator): Delete.
10027 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10028 (EASY_VECTOR_15): Moved to here.
10029 (EASY_VECTOR_15_ADD_SELF): Move to here.
10030 (PREDICATE_CODES): Delete.
10031 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10032 Declare functions no longer static.
10033 * config/rs6000/predicates.md: New.
10034 * config/rs6000/rs6000.md: Include predicates.md
10036 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10038 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10039 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10041 * cfgrtl.c (need_fake_edge_p): Likewise.
10042 * combine.c (distribute_notes): Likewise.
10043 * emit-rtl.c (try_split): Likewise.
10044 * recog.c (peephole2_opimize): Likewise.
10045 * reg-notes.def (ALWAYS_RETURN): Remove.
10046 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10047 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10048 * tree.h (ECF_ALWAYS_RETURN): Remove.
10050 2005-02-28 Roger Sayle <roger@eyesopen.com>
10052 PR middle-end/19874
10053 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10054 between different machine modes is never a "useless" conversion.
10056 2005-02-28 Geert Bosch <bosch@gnat.com>
10059 * doc/contrib.texi: List contributors for Ada front end
10061 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10063 * simplify-rtx.c (simplify_unary_operation_1,
10064 simplify_const_unary_operation): New, extracted from...
10065 (simplify_unary_operation): ... this one.
10066 (simplify_binary_operation_1,
10067 simplify_const_binary_operation): New, extracted from...
10068 (simplify_binary_operation): ... this one.
10069 * rtl.h (simplify_const_unary_operation,
10070 simplify_const_binary_operation): Add prototypes.
10072 2005-02-28 Julian Brown <julian@codesourcery.com>
10074 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10075 building libjava and caused PR regression/20228.
10077 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10080 * Makefile.in (host_subdir): New.
10081 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10082 * configure: Regenerate.
10084 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10086 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10087 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10088 installation directory first.
10090 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10093 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10094 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10095 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10096 * config/cris/cris.md: Tweak comments referring to Q.
10097 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10098 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10099 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10100 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10101 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10102 Insert spaces in constraints to align alternatives vertically for
10104 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10107 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10109 PR rtl-optimization/17728
10110 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10111 operand 0 from general_operand to move_dest_operand.
10113 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10115 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10116 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10117 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10118 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10120 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10122 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10123 * configure: Regenerate.
10124 * libada-mk.in: Remove CC; rename
10125 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10127 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10130 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10131 for the lhs, also walk over the tree. Likewise for rhs.
10133 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10135 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10136 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10137 Do not propagate value of iv before increment over the increment.
10139 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10141 * c-parser.c: New file.
10142 * c-parse.in: Remove.
10143 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10145 (c-parser.o): Add dependencies.
10146 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10147 maintainer-clean, TAGS): Update.
10148 * c-config-lang.in (gtfiles): Update.
10149 * gengtype-lex.l: Don't handle "@@".
10150 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10151 objc_build_synchronized, objc_begin_try_stmt,
10152 objc_begin_catch_clause, objc_finish_catch_clause,
10153 objc_build_finally_clause, objc_finish_try_stmt): New.
10154 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10156 (c_parse_init): Update comment.
10157 * c-decl.c (c_init_decl_processing): Update comment.
10158 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10159 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10160 new c_declspecs members.
10162 2005-02-25 Julian Brown <julian@codesourcery.com>
10164 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10165 from being used for symbols with vague linkage when
10166 HAVE_GAS_COMDAT_GROUP is true.
10168 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10170 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10172 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10175 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10176 (LIBGCC2_HAS_DF_MODE): New.
10177 (LIBGCC2_HAS_XF_MODE): New.
10178 (LIBGCC2_HAS_TF_MODE): New.
10179 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10180 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10181 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10182 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10183 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10184 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10185 and add _fixtfdi, _fixunstfdi, _floatditf
10186 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10187 L_fixunstfdi, L_floatditf.
10188 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10189 (LIBGCC2_HAS_TF_MODE): Define.
10191 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10193 PR tree-optimization/20204
10194 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10195 REWRITE_THIS_STMT markers on PHI nodes.
10196 (rewrite_initialize_block): Likewise.
10198 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10200 * version.c (version_string): Update to 4.1.
10202 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10204 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10205 Clarify that the alternative way doesn't work in GNU C++.
10207 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10209 PR tree-optimization/19937
10210 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10211 to the type of the induction variable.
10213 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10215 PR rtl-optimization/20117
10216 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10217 the block including noncopyable insn.
10219 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10221 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10222 calls to find_reg_note.
10224 2005-02-24 Richard Henderson <rth@redhat.com>
10227 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10230 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10232 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10233 vector types if to use base reg for misaligned non-word ld/std.
10235 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10238 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10239 dwarf2 label manually and put it after, not before the prologue.
10241 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10244 * reload.c (operands_match_p): Only increment register number for
10245 SCALAR_INT_MODE_P modes in multiple hard registers.
10247 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10250 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10252 * ChangeLog.5: Fix log message typo(s).
10253 * ChangeLog.7: Likewise.
10254 * ChangeLog.tree-ssa: Likewise.
10255 * cfgexpand.c: Fix comment typo(s).
10256 * conflict.c: Likewise.
10257 * defaults.h: Likewise.
10258 * dwarf2out.c: Likewise.
10259 * gcse.c: Likewise.
10260 * ggc-page.c: Likewise.
10261 * tree-eh.c: Likewise.
10262 * tree-ssa-dom.c: Likewise.
10264 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10267 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10268 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10269 if SHARED is defined.
10272 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10273 allow splitting only if operands 0 and 3 don't overlap.
10275 2005-02-24 Richard Henderson <rth@redhat.com>
10277 PR middle-end/19953
10278 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10279 (fold_builtin_1): Call them.
10280 * fold-const.c (fold_complex_mult_parts): Split out from ...
10281 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10282 (fold_complex_div_parts, fold_complex_div): New.
10284 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10286 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10288 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10289 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10291 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10292 (print_node): Likewise.
10293 Print TYPE_SIZES_GIMPLIFIED.
10295 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10297 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10298 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10299 operands as commutative in constraints.
10301 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10303 * tree-into-ssa.c: Re-organize internal functions.
10305 2005-02-24 Richard Henderson <rth@redhat.com>
10307 PR middle-end/18902
10308 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10310 * common.opt (fcx-limited-range): New.
10311 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10312 * toplev.c (flag_complex_method): Initialize to 1.
10313 (process_options): Set flag_complex_method to 0 if
10314 flag_cx_limited_range.
10315 * doc/invoke.texi (-fcx-limited-range): New.
10317 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10319 * cse.c (delete_trivially_dead_insns): Speed up by using
10320 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10323 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10325 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10326 functions when -mid-shared-library is being used.
10328 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10330 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10331 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10332 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10333 * system.h: Poison LINK_LIBGCC_SPECIAL.
10335 2005-02-23 James E Wilson <wilson@specifixinc.com>
10337 * gengtype.c (note_insn_name): Make 1 element larger.
10339 2005-02-23 Roger Sayle <roger@eyesopen.com>
10342 PR rtl-optimization/20097
10343 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10344 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10346 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10348 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10349 * t-aix52 (SHLIB_INSTALL): Same.
10351 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10353 * genpreds.c: Update copyright.
10355 2005-02-23 Michael Beach <michaelb@ieee.org>
10358 * config/sparc/t-elf (startup files): Assemble with CPP.
10360 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10362 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10363 (write_predicate_expr): Likewise.
10365 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10367 PR tree-optimization/20100
10368 PR tree-optimization/20115
10369 * tree-optimize.c (init_tree_optimization_passes): Remove
10370 pass_maybe_create_global_var.
10371 * tree-pass.h (pass_maybe_create_global_var): Remove.
10372 * tree-ssa-alias.c (aliases_computed_p): Declare.
10373 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10374 (count_calls_and_maybe_create_global_var): Remove.
10375 (pass_maybe_create_global_var): Remove.
10376 (init_alias_info): Do not declare aliases_computed_p.
10377 (maybe_create_global_var): If the function contains no
10378 call-clobbered variables and a mix of pure/const and regular
10379 function calls, create .GLOBAL_VAR.
10380 Mark all call-clobbered variables for renaming.
10381 (merge_pointed_to_info): Update comment.
10382 (add_pointed_to_var): Likewise.
10383 (is_escape_site): Likewise.
10384 Accept struct alias_info * instead of size_t *.
10386 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10388 * tree-ssa-operands.c (get_call_expr_operands): If
10389 ALIASES_COMPUTED_P is false, do not add call-clobbering
10391 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10392 (delete_tree_ssa): Likewise.
10394 2005-02-22 James E Wilson <wilson@specifixinc.com>
10396 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10397 (do_compile): Do call it here.
10399 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10401 PR rtl-optimization/20017.
10402 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10403 rest_of_handle_cse2, rest_of_handle_gcse): Call
10404 delete_dead_jumptables immediately before calling cleanup_cfg.
10406 2005-02-22 Devang Patel <dpatel@apple.com>
10409 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10412 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10414 * config/rs6000/aix.h (WINT_TYPE): Define.
10416 2005-02-22 Stan Shebs <shebs@apple.com>
10418 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10419 natural alignment for 64-bit Darwin.
10420 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10422 * doc/invoke.texi: Document this.
10424 2005-02-22 DJ Delorie <dj@redhat.com>
10426 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10427 to make_[un]signed_type, not the mode itself.
10429 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10431 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10432 not available. Use tail calls wherever possible.
10433 (make_edge): Call unchecked_make_edge to create an edge.
10435 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10436 (coalesce_ssa_name): Don't check for
10437 SSANORM_USE_COALESCE_LIST.
10438 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10440 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10442 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10443 (rewrite_into_ssa): ... here.
10445 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10447 PR tree-optimization/19786
10448 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10449 tag to another's may-alias bitmap when adding to the other's list.
10451 2005-02-21 DJ Delorie <dj@redhat.com>
10453 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10454 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10455 registers in unsupported ways.
10456 * expmed.c (init_expmed): Likewise.
10458 2005-02-21 Stan Cox <scox@redhat.com>
10460 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10462 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10464 * tree-cfg.c (fold_cond_expr_cond): New.
10465 (make_edges): Call fold_cond_expr_cond.
10466 (find_taken_edge): Accept nothing but INTEGER_CST.
10467 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10469 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10471 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10472 that do not belong to any basic block.
10474 2005-02-21 Jeff Law <law@redhat.com>
10476 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10479 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10481 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10482 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10483 Adjust their definitions.
10484 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10485 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10487 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10488 genautomata.c, langhooks.c, langhooks.h, system.h,
10489 config/arm/lib1funcs.asm: Update copyright.
10491 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10493 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10495 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10498 * doc/install.texi: Document --with-gc.
10500 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10502 * simplify-rtx.c (simplify_unary_operation): Add a missing
10505 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10507 PR tree-optimization/18663
10508 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10509 if the type has variable bounds.
10511 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10513 * gcse.c: Remove an obsolete comment.
10515 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10517 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10519 * doc/extend.texi (Function Attributes) <Attribute const>: The
10520 attribute "pure" is below this text, not above.
10522 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10524 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10525 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10526 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10528 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10531 * langhooks.h (struct lang_hooks): Add to_target_charset.
10532 * langhooks.c (lhd_to_target_charset): New function.
10533 * langhooks-def.h: Declare lhd_to_target_charset.
10534 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10535 (LANG_HOOKS_INITIALIZER): Update.
10536 * c-common.c (c_common_to_target_charset): New function.
10537 * c-common.h: Declare it.
10538 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10539 c_common_to_target_charset.
10541 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10542 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10543 Delete definitions.
10544 * system.h: Poison them.
10545 * doc/tm.texi: Don't discuss them.
10546 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10547 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10548 (pp_c_char): Do not attempt to generate letter escapes for
10550 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10551 * config/mips/mips.c (mips_output_ascii): Likewise.
10553 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10555 PR tree-optimization/19951
10556 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10559 2005-02-19 Steven Bosscher <stevenb@suse.de>
10561 PR middle-end/19698
10562 * function.h (struct function): New field `max_loop_depth'.
10563 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10564 (flow_loops_find): Reset the max loop depth count before finding loops.
10565 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10566 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10567 (calculate_global_regs_live): Make sure the loop will terminate
10568 when the initial sets are not empty.
10570 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10572 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10574 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10576 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10579 * doc/invoke.texi: Remove documentation of %M spec.
10581 (init_spec): Remove %M suffix from -lgcc_s.
10582 (do_spec_1): Remove 'M' case.
10583 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10584 to put shared libraries in the multilib directory. Remove the
10585 shlib_so_soname substitution variable. Don't add a multilib encoding
10586 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10587 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10588 SHLIB_INSTALL as well as SHLIB_LINK.
10589 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10590 (SHLIB_NAME): Delete.
10591 (SHLIB_DIR): New macro.
10592 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10593 (SHLIB_INSTALL): Adjust accordingly.
10594 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10595 * config/t-slibgcc-sld: Likewise.
10596 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10597 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10598 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10600 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10601 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10602 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10603 Use @shlib_base_name@ instead of @shlib_so_name@.
10604 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10605 and @shlib_base_name@.so in @multilib_dir@.
10606 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10607 to the install path.
10608 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10609 (SHLIB_LINK): Remove previous workaround.
10610 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10611 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10612 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10614 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10615 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10616 (SHLIB_INSTALL): Adjust accordingly.
10617 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10618 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10619 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10620 config/t-slibgcc-elf-ver.
10622 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10623 Jakub Jelinek <jakub@redhat.com>
10625 PR tree-optimization/19828
10626 * tree-ssa-loop-im.c: Add a TODO comment.
10627 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10628 without side-effects.
10630 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10632 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10635 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10637 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10638 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10639 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10641 (ia64_reorg): Delete fixup_errata call.
10642 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10643 (TARGET_SWITCHES): Delete -mb-step entry.
10645 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10648 * c-typeck.c (composite_type): Handle quals in transparent unions.
10649 (type_lists_compatible_p): Likewise.
10651 2005-02-18 Stan Shebs <shebs@apple.com>
10653 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10654 expressions in the .literal8 section.
10656 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10658 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10660 2005-02-18 Roger Sayle <roger@eyesopen.com>
10662 * fold-const.c (constant_boolean_node): Always create values of the
10663 specified type, don't bother calling truthvalue_conversion.
10665 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10667 * except.c (output_function_exception_table): Call
10668 assemble_external_libcall (eh_personality_libfunc).
10670 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10673 * config/ia64/ia64.h (struct machine_function): Add state_num.
10674 * config/ia64/ia64.c (process_epilogue,
10675 process_for_unwind_directive): Use new unwind state numbers each
10676 time rather than state 1.
10678 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10681 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10682 before the "*llgt_didi" pattern.
10684 2005-02-18 Jason Merrill <jason@redhat.com>
10686 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10688 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10690 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10691 (div0): Use it in place of ARM_FUNC_ALIAS.
10692 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10694 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10696 PR middle-end/20030
10697 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10698 access, the lower bound of the array type if it exists.
10700 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10703 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10704 cases that are out-of-range for the index type.
10706 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10708 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10709 (estimate_case_costs): Don't call convert.
10710 * expmed.c (expand_shift): Likewise.
10711 (make_tree): Call fold_convert instead of convert.
10713 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10716 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10717 that ref to be marked MEM_READONLY_P doesn't have base that needs
10720 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10722 * genautomata.c (output_get_cpu_unit_code_func,
10723 output_cpu_unit_reservation_p): Don't generate old-style function
10726 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10729 PR tree-optimization/20009
10730 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10732 PR tree-optimization/18947
10733 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10734 inline, remove all nodes that are inlined into the extern inline
10737 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10739 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10740 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10741 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10742 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10745 2005-02-17 Roger Sayle <roger@eyesopen.com>
10747 PR tree-optimization/19917
10748 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10749 to be potentially trapping.
10751 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10753 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10755 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10757 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10758 tem becomes a local variable which is set to the value of the
10759 back end defined INITIAL_FRAME_ADDRESS macro.
10760 (expand_builtin_frame_address): Omit the base parameter to
10761 expand_builtin_return_addr.
10762 (expand_builtin_profile_func): Likewise.
10763 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10764 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10765 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10767 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10769 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10770 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10771 * config/frv/frv.c (frv_function_epilogue): Likewise.
10773 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10775 * lambda-code (perfect_nestify): Remove mark/unmark
10776 for rewriting hack.
10777 * tree-loop-linear.c (linear_transform_loops): Add
10778 rewrite_into_ssa call so that ssa is correct for
10779 rewriting into loop closed.
10781 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10783 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10784 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10786 * bt-load.c (btr_def_live_range, combine_btr_defs,
10787 migrate_btr_def, migrate_btr_defs): Likewise.
10788 * cfgcleanup.c (thread_jump): Likewise.
10789 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10790 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10791 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10792 df_rd_local_compute, df_reg_info_compute): Likewise.
10793 * dominance.c (init_dom_info, free_dom_info): Likewise.
10794 * flow.c (init_propagate_block_info,
10795 free_propagate_block_info): Likewise.
10796 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10797 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10798 modify_reg_pav): Likewise.
10799 * loop-invariant.c (find_defs, find_invariant_insn,
10800 find_invariants, free_inv_motion_data): Likewise.
10801 * predict.c (tree_predict_by_opcode,
10802 estimate_bb_frequencies): Likewise.
10803 * stmt.c (expand_case): Likewise.
10804 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10805 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10806 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10807 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10808 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10809 rewrite_ssa_into_ssa): Likewise.
10810 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10811 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10812 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10813 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10814 * tree-sra.c (tree_sra): Likewise.
10815 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10816 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10817 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10818 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10819 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10820 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10822 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10823 calculate_live_on_entry, calculate_live_on_exit,
10824 build_tree_conflict_graph): Likewise.
10825 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10826 record_important_candidates, set_use_iv_cost, find_depends,
10827 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10828 tree_ssa_iv_optimize_finalize): Likewise.
10829 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10830 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10831 tree_duplicate_loop_to_header_edge): Likewise.
10832 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10833 * tree-ssa.c (verify_flow_insensitive_alias_info,
10834 verify_name_tags, verify_ssa, init_tree_ssa,
10835 delete_tree_ssa): Likewise.
10836 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10837 fini_ssanames): Likewise.
10838 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10840 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10842 * config/rs6000/t-rtems: Completely reworked.
10844 2005-02-17 Ira Rosen <irar@il.ibm.com>
10846 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10848 2005-02-17 Ira Rosen <irar@il.ibm.com>
10850 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10851 POINTER_TYPE_P when checking that type is a pointer.
10852 (vect_get_memtag): Remove.
10853 (vect_address_analysis): Use POINTER_TYPE_P. Call
10854 vect_object_analysis with dummy parameter for memtag.
10855 (vect_object_analysis): Extract memtag (functionality that
10856 used to be in vect_get_memtag and moved here). Fix printings.
10857 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10858 with correct parameters. Remove call to vect_get_memtag.
10860 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10862 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10863 (tree-vectorizer.o): Added missing dependencies.
10865 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10867 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10868 declaration in tree-vectorizer.c, now has an extern declaration in
10869 tree-vectorizer.h).
10870 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10871 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10872 get_vectype_for_scalar_type, vect_is_simple_use,
10873 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10874 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10875 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10876 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10877 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10878 find_loop_location): Likewise.
10880 * tree-vectorizer.c (langhooks.h): #include removed.
10881 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10882 moved to tree-vectorized.h.
10883 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10884 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10885 get_vectype_for_scalar_type, vect_is_simple_use,
10886 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10887 vect_supportable_dr_alignment, new_loop_vec_info,
10888 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10889 vect_set_verbosity_level, find_loop_location): Likewise.
10891 (vect_analyze_loop): Function externalized. Declaration moved to
10892 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10893 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10894 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10895 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10896 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10897 vect_enhance_data_refs_alignment, vect_analyze_operations,
10898 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
10899 vect_stmt_relevant_p, vect_get_loop_niters,
10900 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
10901 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
10902 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
10903 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
10904 vect_get_memtag): Likewise.
10906 (vectorizable_load): Function externalized. Declaration moved to
10907 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
10908 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
10909 vect_transform_loop): Likewise.
10910 (vect_transform_stmt): Moved to tree-vect-transform.c.
10911 (vect_align_data_ref, vect_create_destination_var,
10912 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
10913 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
10914 vect_get_vec_def_for_operand, vect_init_vector,
10915 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
10916 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
10917 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
10918 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
10919 vect_do_peeling_for_loop_bound): Likewise.
10921 * tree-vect-analyze.c: New file.
10922 * tree-vect-transform.c: New file.
10924 2005-02-17 Jason Merrill <jason@redhat.com>
10926 PR mudflap/19319, c++/19317
10927 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
10930 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
10932 * doc/install.texi (Specific): Update link for Darwin-specific
10935 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
10937 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
10938 constant_boolean_node.
10940 2005-02-16 David Edelsohn <edelsohn@gnu.org>
10943 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
10944 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
10946 2005-02-16 Richard Henderson <rth@redhat.com>
10949 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
10951 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
10952 replace uses with Wtype_MAXp1_F.
10953 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
10954 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
10955 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
10956 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
10957 and HAVE_TFMODE as appropriate.
10958 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
10959 (__floatdisf): Likewise.
10960 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
10961 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
10962 (Wtype_MAXp1_F): New.
10963 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
10964 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
10966 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
10969 * arm.c (arm_apply_result_size): New function.
10970 * arm.h (APPLY_RESULT_SIZE): Define.
10971 * arm-protos.h (arm_apply_result_size): Add prototype.
10972 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
10973 (movxf): New expand.
10974 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
10975 (call_value_symbol): Remove predicate for operand 0.
10976 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
10977 (untyped_call): Rework to correclty return values for any type.
10978 (untyped_return): New expand.
10979 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
10981 2005-02-16 Stan Shebs <shebs@apple.com>
10983 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
10984 * config/rs6000/t-darwin8: New, for 64-bit multilib.
10986 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10988 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
10989 configure settings on Solaris 7 and later.
10991 2005-02-16 Diego Novillo <dnovillo@redhat.com>
10993 PR tree-optimization/19865
10994 * tree-optimize.c (init_tree_optimization_passes): Run
10995 pass_may_alias after pass_sra.
10997 2005-02-16 Richard Henderson <rth@redhat.com>
10998 Stuart Hastings <stuart@apple.com>
11001 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11002 Do nothing if debug info suppressed for this function.
11003 (dbxout_begin_function): Early exit if debug info suppressed for
11006 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11009 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11011 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11013 PR tree-optimization/19967
11014 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11015 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11016 argument TYPE. Adjust calls to fold_builtin_XXX.
11017 (expand_builtin, fold_builtin_1): Adjust calls to
11018 expand_builtin_XXX.
11019 (fold_builtin_strchr, fold_builtin_strpbrk,
11020 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11021 result to a requested type TYPE.
11023 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11025 PR middle-end/19857
11026 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11027 (T)x & (T)cst if (T)cst overflows.
11028 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11029 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11031 2005-02-15 Jeff Law <law@redhat.com>
11033 * gcse.c (blocks_with_calls): New bitmap.
11034 (alloc_gcse_mem): Allocate it.
11035 (free_gcse_mem): Free it.
11036 (clear_modifY_mem_tables): Clear it.
11037 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11038 when we encounter CALL_INSNs.
11039 (compute_transp, case MEM): Handle blocks with calls separate
11040 from blocks without calls. Use bitmap iterators rather than
11043 2005-02-15 Peter O'Gorman <peter@pogma.com>
11046 * mklibgcc.in (vis_hide): Use a temporary object file, not
11049 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11052 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11053 access optimization.
11055 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11056 Alan Modra <amodra@bigpond.net.au>
11059 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11060 (_xlqsub): Rename to __gcc_qsub.
11061 (_xlqmul): Rename to __gcc_qmul.
11062 (_xlqdiv): Rename to __gcc_qdiv.
11063 Provide versioned symbol aliases with old names.
11064 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11065 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11066 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11067 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11068 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11070 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11072 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11073 Fold ~(A - 1) and ~(A + -1) to -A.
11075 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11079 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11080 config/pa/pa-host.c:pa_gt_pch_use_address.
11082 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11084 * tree-vn.c (get_value_handle): Make sure that given an
11085 is_gimple_min_invariant expression, we always return it.
11087 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11089 * passes.c (rest_of_handle_gcse): Fix a comment.
11091 2005-02-15 Jeff Law <law@redhat.com>
11093 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11095 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11096 (canon_list_insert, record_last_mem_set_info): Similarly.
11097 (clear_modify_mem_tables): Similarly.
11099 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11101 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11102 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11103 config/mips/mips.md, config/rs6000/aix.h,
11104 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11106 2005-02-15 Richard Henderson <rth@redhat.com>
11108 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11109 call to be best_edge.
11111 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11113 * basic-block.h: Adjust the prototype for find_basic_blocks.
11114 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11115 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11118 * flow.c (recompute_reg_usage): Remove all arguments.
11119 * passes.c (rest_of_compilation): Adjust the call to
11120 recompute_reg_usage.
11121 * rtl.h: Adjust the prototype for recompute_reg_usage.
11123 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11125 * tree-dump.c (dump_files): Update to reflect new member
11127 (dump_register): Add new argument.
11129 (dump_switch_p_1): Check against glob name if doglob was passed.
11130 (dump_switch_p): Check against regular first, then glob if
11131 we didn't have any hits on the dump name.
11132 * tree-optimize.c (register_one_dump_file):
11133 Pass in glob name as well.
11134 * tree-pass.h (struct dump_file_info): Add glob
11137 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11139 PR preprocessor/16323
11140 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11142 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11145 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11146 (trunctfdf2_internal1): New.
11147 (trunctfdf2_internal2): Renamed from trunctfdf2.
11149 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11151 PR tree-optimization/19853
11152 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11154 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11156 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11157 delete_dead_jumptables and cleanup_cfg.
11159 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11161 * reload.c (find_reloads): Swap address_reloaded flags when
11162 swapping commutative operands.
11164 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11166 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11167 Use standard_iv_increment_position for computing the bsi position
11169 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11172 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11175 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11176 life range of hard registers.
11177 * value-prof.c (insn_prefetch_values_to_profile): Only
11180 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11181 profile in libcalls.
11183 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11185 * bitmap.h (bitmap_and_compl_into): Return bool.
11186 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11188 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11190 PR tree-optimization/19944
11191 * fold-const.c (fold): Re-add ABS_EXPR folding.
11193 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11196 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11197 {TARGET,MASK}_XL_COMPAT.
11198 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11200 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11201 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11203 (rs6000_arg_partial_bytes): Same.
11204 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11205 and XL compatibility enabled.
11206 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11207 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11208 test to final condition.
11209 (cmptf_internal2): New.
11210 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11211 xl-compat. Add TFmode information to description.
11213 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11215 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11217 2005-02-13 Jason Merrill <jason@redhat.com>
11220 * fold-const.c (fold_indirect_ref_1): Split out from...
11221 (build_fold_indirect_ref): Here.
11222 (fold_indirect_ref): New fn.
11223 * tree.h: Declare it.
11224 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11225 (gimplify_modify_expr_rhs): Likewise.
11226 (gimplify_expr): Likewise.
11228 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11230 PR tree-optimization/14303
11231 PR tree-optimization/15784
11232 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11233 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11234 ABS_EXPR<x> != 0 to x != 0.
11236 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11238 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11239 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11240 spelling conventions.
11242 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11243 delete_trivially_dead_insns too many times.
11245 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11248 2005-02-12 Ira Rosen <irar@il.ibm.com>
11250 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11251 (vect_is_simple_iv_evolution): Remove redundant parameter
11253 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11254 without last parameter.
11255 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11256 Return pointer step. Call vect_is_simple_iv_evolution without
11257 last parameter. Check only that the step is multiple of size
11258 type. Remove stmt_vinfo updates.
11259 (vect_get_memtag_and_dr): Remove.
11260 (vect_get_memtag): New function.
11261 (vect_address_analysis): New function.
11262 (vect_object_analysis): New function.
11263 (vect_analyze_data_refs): Call vect_object_analysis and
11264 vect_get_memtag. Update stmt_vinfo fields.
11266 2005-02-12 Ira Rosen <irar@il.ibm.com>
11268 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11269 exist and are objects. Remove checks for pointer.
11270 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11271 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11272 (vect_create_data_ref_ptr): Likewise.
11273 (vect_base_addr_differ_p): New function.
11274 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11275 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11276 Don't set the DR_BASE_NAME field of data-ref.
11277 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11279 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11281 * optabs.h (enum optab_index): Add new OTI_ldexp.
11282 (ldexp_optab): Define corresponding macro.
11283 * optabs.c (init_optabs): Initialize ldexp_optab.
11284 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11286 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11288 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11289 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11291 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11292 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11295 2005-02-12 Ira Rosen <irar@il.ibm.com>
11297 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11299 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11301 (vect_get_base_and_offset): Always return an address.
11302 (vect_create_addr_base_for_vector_ref): Remove treatment for
11303 different data reference types.
11304 (vect_compute_data_ref_alignment): Rename base to base_address in
11305 stmt_vec_info. Get the object in order to force its alignment.
11306 (vect_get_memtag_and_dr): Rename base to base_address in
11307 stmt_vec_info. Extract the object for memtag analysis.
11309 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11311 PR regression/19898.
11312 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11313 changes cc_status, use apply modified_in_p to part of cc_status
11314 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11317 2005-02-11 Richard Henderson <rth@redhat.com>
11319 * tree-complex.c (expand_complex_libcall): New.
11320 (expand_complex_multiplication): Use it for c99 compliance.
11321 (expand_complex_division): Likewise.
11322 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11324 * builtins.c (built_in_names): Remove const.
11325 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11327 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11328 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11329 (built_in_names): Remove const.
11330 * c-common.c (c_common_type_for_mode): Handle complex modes.
11331 * flags.h, toplev.c (flag_complex_method): Rename from
11332 flag_complex_divide_method.
11333 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11334 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11335 * libgcc2.h: Declare them.
11336 * libgcc-std.ver: Export them.
11337 * mklibgcc.in (lib2funcs): Build them.
11339 2005-02-11 Steven Bosscher <stevenb@suse.de>
11341 PR tree-optimization/19876
11342 Partially revert my change from 2005-01-14
11343 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11344 (compute_antic): ...and remove the loop here.
11346 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11348 PR middle-end/19858
11349 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11350 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11352 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11353 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11355 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11357 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11358 offsets for the big-endian 32-bit case.
11360 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11362 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11364 2005-02-11 Dale Johannesen <dalej@apple.com>
11366 * cselib.c (cselib_process_insn): Clear out regs where
11367 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11368 * reload.c (find_equiv_reg): Ditto.
11370 2005-02-11 Ian Lance Taylor <ian@airs.com>
11372 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11375 * tree.c (build_function_type_list): Work correctly if there are
11378 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11380 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11381 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11382 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11383 TARGET_ZARCH instead of TARGET_64BIT.
11385 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11387 * config/rs6000/t-rtems:
11388 (MULTILIB_OPTIONS): Remove mcpu=602.
11389 (MUTLILIB_DIRNAMES): Remove m602.
11390 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11391 Let mcpu=602 match mcpu=603.
11392 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11394 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11396 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11397 signal trampolines.
11399 2005-02-10 David Daney <ddaney@avtrex.com>
11401 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11402 * config/i386/linux-unwind.h: Likewise.
11403 * config/ia64/linux-unwind.h: Likewise.
11404 * config/mips/linux-unwind.h: Likewise.
11405 * config/pa/linux-unwind.h: Likewise.
11406 * config/rs6000/linux-unwind.h: Likewise.
11407 * config/s390/linux-unwind.h: Likewise.
11408 * config/sh/linux-unwind.h: Likewise.
11409 * config/sparc/linux-unwind.h: Likewise.
11411 2005-02-10 Steven Bosscher <stevenb@suse.de>
11413 PR tree-optimization/17549
11414 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11415 TER to replace a DEF with its expression if the DEF and the
11416 rhs of the expression we replace into have the same root
11419 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11421 * config/mips/mips.md: Fix the placement of the match_scratch in the
11424 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11426 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11429 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11431 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11432 (strip_offset): Handle addresses.
11433 (add_address_candidates): Use strip_offset.
11434 (difference_cost): Reflect strip_offset change.
11435 (force_var_cost, difference_cost): Strip nops.
11437 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11439 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11441 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11442 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11443 config/cris/cris-protos.h, config/cris/cris.c: Update
11446 2005-02-10 Jeff Law <law@redhat.com>
11448 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11449 (lookup_avail_expr): Similarly.
11451 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11453 * builtins.c (fold_builtin_powi): New function.
11454 (fold_builtin_1): Call it.
11456 2005-02-10 Steven Bosscher <stevenb@suse.de>
11458 PR documentation/19309
11459 * doc/cpp.texi: The __GNUC__ and related predefined macros
11460 are also defined for the "standalone" cpp.
11461 Some non-GCC compilers may also define __GNUC__.
11463 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11466 * c-typeck.c (common_type): New routine. Old common_type renamed
11468 (c_common_type): ...this.
11469 (build_conditional_expr, build_binary_op): Use c_common_type instead
11472 2005-02-10 Steven Bosscher <stevenb@suse.de>
11474 * doc/md.texi: Replace @samp{length} with @code{length}.
11476 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11478 PR tree-optimization/18687
11479 * tree-flow.h (find_loop_niter): Declare.
11480 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11481 Try using scev even for loops with more than one exit.
11482 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11483 (struct ivopts_data): Added niters field.
11484 (struct nfe_cache_elt): New.
11485 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11487 (tree_ssa_iv_optimize_init): Initialize niters cache.
11488 (determine_number_of_iterations): Removed.
11489 (find_induction_variables): Do not call determine_number_of_iterations.
11490 Access niters for single exit through niter_for_single_dom_exit.
11491 (add_iv_outer_candidates): Access niters for single exit through
11492 niter_for_single_dom_exit.
11493 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11494 number_of_iterations_cond.
11495 (iv_period): New function.
11496 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11497 (may_replace_final_value): Take data argument. Use
11498 niter_for_single_dom_exit.
11499 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11500 (rewrite_use_compare): Pass data to may_eliminate_iv.
11501 (rewrite_use_outer): Pass data to may_replace_final_value.
11502 (free_loop_data): Clean up the niters cache.
11503 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11504 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11505 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11506 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11507 (num_ending_zeros): Moved to tree.c.
11508 * tree.h (num_ending_zeros): Declare.
11509 * tree.c (num_ending_zeros): Moved from tree.c.
11511 2005-02-09 Richard Henderson <rth@redhat.com>
11513 * builtins.c (DEF_BUILTIN): Add COND argument.
11514 * tree.h (DEF_BUILTIN): Likewise.
11515 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11516 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11518 (DEF_BUILTIN_STUB): New.
11519 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11520 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11521 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11522 * c-common.c (DEF_BUILTIN): Add COND argument.
11523 * tree.c (local_define_builtin): New.
11524 (build_common_builtin_nodes): New.
11526 2005-02-09 Roger Sayle <roger@eyesopen.com>
11528 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11529 floating point expression ignoring the sign of the result.
11530 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11531 (fold) <MULT_EXPR>: Use it to simplify x*x.
11532 * tree.h (fold_strip_sign_ops): Prototype here.
11533 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11534 argument. Use fold_strip_sign_ops to simplify the first argument.
11535 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11536 first argument when the second argument is an even integer
11537 constant, but only with -funsafe_math_optimizations.
11538 (fold_builtin_1): Update call to fold_builtin_copysign.
11540 2005-02-09 Ian Lance Taylor <ian@airs.com>
11542 PR middle-end/19583
11543 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11544 just check whether EH_FILTER_FAILURE falls through.
11546 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11548 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11549 insns return to ready list in the next turn.
11551 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11553 PR middle-end/19402
11554 * builtins.def: New __builtin_powi[lf].
11555 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11556 (expand_builtin_powi): New function.
11557 (expand_builtin): Dispatch to expand_builtin_powi.
11558 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11559 * libgcc2.c: Add __builtin_powi[lf] implementation.
11560 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11561 * optabs.h: Add powi_optab.
11562 * optabs.c (init_optabs): Initialize powi_optab.
11563 * doc/extend.texi: Document __builtin_powi[lf].
11565 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11567 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11570 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11572 PR middle-end/19854
11573 * fold-const.c (try_move_mult_to_index): Remove redundant
11574 type argument. Create ADDR_EXPR with correct type.
11575 (fold): Update callers of try_move_mult_to_index. Convert
11576 result to the appropriate type.
11578 2005-02-09 Roger Sayle <roger@eyesopen.com>
11581 * config/avr/avr.c (default_rtx_costs): Delete.
11582 (avr_operand_rtx_cost): New function.
11583 (avr_rtx_costs): Completely rewrite.
11585 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11588 * config/cris/cris.c (in_code): New variable.
11589 (cris_output_addr_const): Now a static function, a wrapper for
11591 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11592 case from old cris_output_addr_const.
11593 (cris_asm_output_label_ref): Similar for LABEL_REF.
11594 (cris_output_addr_const_extra): Similar for UNSPEC.
11595 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11596 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11597 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11599 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11600 (cris_asm_output_label_ref): Declare.
11602 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11604 PR preprocessor/19801
11605 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11606 filenames that changed when libcpp was moved to the toplevel.
11608 2005-02-07 Roger Sayle <roger@eyesopen.com>
11610 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11611 zero extensions of BImode operands. Call lowpart_subreg instead
11612 of gen_lowpart_common and gen_lowpart_SUBREG.
11614 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11617 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11618 * configure.ac: Set cc_for_cross_gnattools.
11619 * configure: Regenerate.
11621 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11624 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11626 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11629 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11630 of nested functions.
11632 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11634 * doc/extend.texi: Document deprecated extensions allowing
11635 static floating-point members to have initializers and allowing
11636 floating-point literals in integral constant expressions.
11638 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11640 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11641 config/darwin7.h, config/mips/mips.c,
11642 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11645 * cse.c: Update comments.
11647 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11649 PR middle-end/19775
11650 * builtins.c (fold_builtin_sqrt): Transform
11651 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11654 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11655 Dorit Naishlos <dorit@il.ibm.com>
11657 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11658 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11659 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11661 * tree.h (vect_set_verbosity_level): New extern function declaration
11663 * tree-vectorizer.h (verbosity_levels): New enum type.
11664 * tree-vectorizer.c (vect_debug_stats): Function removed.
11665 (vect_debug_details): Likewise.
11666 (vect_verbosity_level): Global variable was defined and initialized.
11667 (vect_dump): Global variable definition.
11668 (vect_print_dump_info): New function.
11669 (vect_set_dump_settings): New function.
11670 (vect_set_verbosity_level): New function.
11671 (vectorize_loops): Add call to vect_set_dump_settings.
11673 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11674 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11675 (slpeel_tree_peel_loop_to_edge): Likewise.
11677 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11678 appropriate verbosity level instead of call to vect_debug_details
11679 or vect_debug_stats.
11680 (vect_get_base_and_offset):
11681 (vect_create_addr_base_for_vector_ref):
11682 (get_vectype_for_scalar_type):
11683 (vect_create_data_ref_ptr):
11684 (vect_init_vector):
11685 (vect_get_vec_def_for_operand):
11686 (vect_finish_stmt_generation):
11687 (vectorizable_assignment):
11688 (vectorizable_operation):
11689 (vectorizable_store):
11690 (vectorizable_load):
11691 (vect_transform_stmt):
11692 (vect_update_ivs_after_vectorizer):
11693 (vect_do_peeling_for_loop_bound):
11694 (vect_update_inits_of_drs):
11695 (vect_do_peeling_for_alignment):
11696 (vect_transform_loop):
11697 (vect_is_simple_use):
11698 (vect_analyze_operations):
11699 (vect_is_simple_iv_evolution):
11700 (vect_analyze_scalar_cycles):
11701 (vect_analyze_data_ref_dependence):
11702 (vect_analyze_data_ref_dependences):
11703 (vect_compute_data_ref_alignment):
11704 (vect_enhance_data_refs_alignment):
11705 (vect_analyze_data_refs_alignment):
11706 (vect_analyze_data_ref_access):
11707 (vect_analyze_data_ref_accesses):
11708 (vect_analyze_pointer_ref_access):
11709 (vect_get_memtag_and_dr):
11710 (vect_analyze_data_refs):
11711 (vect_mark_relevant):
11712 (vect_stmt_relevant_p):
11713 (vect_mark_stmts_to_be_vectorized):
11714 (vect_can_advance_ivs_p):
11715 (vect_get_loop_niters):
11716 (vect_analyze_loop_form):
11717 (vect_analyze_loop):
11718 (vectorize_loops): Likewise.
11720 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11721 (vect_update_inits_of_drs):
11722 (vect_do_peeling_for_alignment):
11723 (vect_transform_loop):
11724 (vect_analyze_operations):
11725 (vect_analyze_scalar_cycles):
11726 (vect_analyze_data_ref_dependences):
11727 (vect_analyze_data_refs_alignment):
11728 (vect_analyze_data_ref_accesses):
11729 (vect_analyze_data_refs):
11730 (vect_mark_stmts_to_be_vectorized):
11731 (vect_get_loop_niters):
11732 (vect_analyze_loop_form):
11733 (vect_analyze_loop): Likewise.
11734 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11736 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11740 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11741 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11742 either -ffast-math or -funsafe-math-optimizations is in use.
11744 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11745 * config/mips/irix-csr.c: New file.
11746 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11747 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11748 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11751 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11753 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11754 redundant, incorrect definitions.
11756 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11758 ("*tls_indirect_call"): New, reference hard regs directly.
11759 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11761 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11763 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11764 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11766 2005-02-06 Roger Sayle <roger@eyesopen.com>
11768 PR rtl-optimization/19800
11769 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11770 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11773 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11775 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11777 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11780 * doc/invoke.texi: Correct documentation of -freorder-functions.
11782 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11785 * doc/invoke.texi: Don't mention gccbug.
11787 2005-02-06 Roger Sayle <roger@eyesopen.com>
11788 Andrew Pinski <pinskia@physics.uc.edu>
11789 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11791 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11792 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11793 into just (zero_extract:SI FOO (const_int 1) BAR).
11795 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11797 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11798 macro locally. Don't give last revision date. Use GCC version
11799 number from gcc-common.texi.
11800 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11801 revision date. Use GCC version number from gcc-common.texi.
11802 Describe being a library as current state rather than as 3.x
11804 * doc/gcc.texi: Remove last update date.
11805 * doc/gccint.texi: Likewise. Update copyright dates.
11806 * doc/install.texi: Update copyright dates.
11808 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11811 * doc/invoke.texi: Mention for each option included in -Wall that
11812 it is included in -Wall.
11813 * doc/gcc.texi: Update copyright and last modification date.
11815 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11817 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11818 unnecessary cast to original induction variable increments.
11820 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11822 PR tree-optimization/18219
11823 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11824 in distributed form.
11826 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11828 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11829 Set bitpos and offset later in the function. Do nothing if the
11830 target is a register and if the bitfield lies completely outside
11832 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11833 here. Return an uninitialised register if the source value is stored
11834 in a register and the bitfield lies completely outside that register.
11836 2005-02-06 Steven Bosscher <stevenb@suse.de>
11838 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11841 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11843 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11845 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11847 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11848 * config/darwin8.h: New.
11849 * config/darwin7.h: Update comment.
11851 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11852 Dorit Naishlos <dorit@il.ibm.com>
11854 * tree-vectorizer.h (LOC): New type.
11855 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11856 (loop_line_number): New field in struct _loop_vec_info.
11857 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11859 * tree-vectorizer.c (input.h): Included.
11860 (find_loop_location): New function.
11861 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11862 loop line number removed.
11863 (vect_debug_details): Likewise.
11864 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11866 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11867 call to vect_debug_details/stats changed from loop to loop_loc.
11868 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11869 (slpeel_tree_peel_loop_to_edge): Likewise.
11871 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11872 changed from NULL to UNKNOWN_LOC.
11873 (vect_get_base_and_offset):
11874 (vect_create_addr_base_for_vector_ref):
11875 (get_vectype_for_scalar_type):
11876 (vect_create_data_ref_ptr):
11877 (vect_init_vector):
11878 (vect_get_vec_def_for_operand):
11879 (vect_finish_stmt_generation):
11880 (vectorizable_assignment):
11881 (vectorizable_operation):
11882 (vectorizable_store):
11883 (vectorizable_load):
11884 (vect_transform_stmt):
11885 (vect_update_ivs_after_vectorizer):
11886 (vect_do_peeling_for_loop_bound):
11887 (vect_do_peeling_for_alignment):
11888 (vect_transform_loop):
11889 (vect_is_simple_use):
11890 (vect_analyze_operations):
11891 (vect_is_simple_iv_evolution):
11892 (vect_analyze_scalar_cycles):
11893 (vect_analyze_data_ref_dependences):
11894 (vect_compute_data_ref_alignment):
11895 (vect_enhance_data_refs_alignment):
11896 (vect_analyze_data_ref_access):
11897 (vect_analyze_data_ref_accesses):
11898 (vect_analyze_pointer_ref_access):
11899 (vect_get_memtag_and_dr):
11900 (vect_analyze_data_refs):
11901 (vect_mark_relevant):
11902 (vect_stmt_relevant_p):
11903 (vect_mark_stmts_to_be_vectorized):
11904 (vect_can_advance_ivs_p):
11905 (vect_get_loop_niters):
11906 (vect_analyze_loop):
11907 (vectorize_loops): Likewise.
11909 (vectorizable_load): Argument in call to vect_debug_details/stats
11910 changed from loop to LOOP_LOC (loop_vinfo).
11911 (vect_transform_loop):
11912 (vect_analyze_operations):
11913 (vect_analyze_scalar_cycles):
11914 (vect_analyze_data_ref_dependence):
11915 (vect_enhance_data_refs_alignment):
11916 (vect_analyze_data_ref_accesses):
11917 (vect_analyze_pointer_ref_access):
11918 (vect_analyze_data_refs):
11919 (vect_analyze_loop): Likewise.
11921 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
11922 changed from loop to loop_loc.
11924 (vect_enhance_data_refs_alignment): Removed unused variable loop.
11926 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11927 Dorit Naishlos <dorit@il.ibm.com>
11929 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
11931 (vect_analyze_data_ref_dependences): Likewise.
11933 (vect_is_simple_use): Argument changed from loop structure to
11934 loop_vect_info structure.
11935 (vect_can_advance_ivs_p): Likewise.
11936 (vect_create_index_for_vector_ref): Likewise.
11937 (vect_update_ivs_after_vectorizer): Likewise.
11938 (new_stmt_vec_info): Likewise.
11940 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
11941 changed from loop to loop_vinfo.
11942 (vect_create_data_ref_ptr): First argument in call to
11943 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
11944 (vectorizable_assignment): Second argument in call to vect_is_simple_use
11945 was changed from loop to loop_vinfo.
11946 (vectorizable_operation): Likewise.
11947 (vectorizable_store): Likewise.
11948 (vect_mark_stmts_to_be_vectorized): Likewise.
11949 (vect_do_peeling_for_loop_bound): First argument in call to
11950 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
11951 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
11952 was changed from loop to loop_vinfo.
11953 (vect_analyze_data_ref_dependences): Third argument in call to
11954 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
11956 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
11957 (vect_create_data_ref_ptr): Likewise.
11958 (vect_init_vector): Likewise.
11959 (vect_get_vec_def_for_operand): Likewise.
11960 (vectorizable_assignment): Likewise.
11961 (vectorizable_operation): Likewise.
11962 (vectorizable_store): Likewise.
11963 (vectorizable_load): Likewise.
11964 (vect_update_ivs_after_vectorizer): Likewise.
11965 (vect_is_simple_use): Likewise.
11966 (vect_analyze_data_ref_dependence): Likewise.
11967 (vect_analyze_pointer_ref_access): Likewise.
11968 (vect_can_advance_ivs_p): Likewise.
11970 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
11971 before _stmt_vec_info.
11972 (_stmt_vec_info): Loop field replaced by loop_vec_info.
11973 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
11974 (new_stmt_vec_info): Argument changed from loop structure to
11975 loop_vect_info structure
11977 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
11978 (vect_analyze_offset_expr): Avoid 80 columns overflow.
11979 (vect_create_addr_base_for_vector_ref): Likewise.
11980 (vect_analyze_pointer_ref_access): Likewise.
11982 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11985 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
11986 phi flag if the phi is abnormal.
11988 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11991 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
11992 information for the new statement.
11994 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11997 * gcc.c (main): Include the target in -v output.
11999 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12001 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12002 Do not drop the extend if we'd have to add a paradoxical subreg
12003 later. Include optabs.h and insn-codes.h.
12004 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12006 2005-02-02 Roger Sayle <roger@eyesopen.com>
12008 PR middle-end/19405
12009 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12010 * fold-const.c (const_binop): Avoid constant folding floating
12011 point operations in modes that use composite representations.
12012 * simplify-rtx.c (simplify_binary_operation): Likewise.
12014 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12016 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12018 (altivec_dstt): Likewise.
12019 (altivec_dstst): Likewise.
12020 (altivec_dststt): Likewise.
12021 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12024 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12026 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12027 EXPR_LOCUS from orig_cond to the new cond_stmt.
12028 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12031 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12033 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12034 standard_iv_increment_position. Remove call to bsi_next
12035 (no need to bump the iterator anymore).
12036 (vect_create_index_for_vector_ref): Call
12037 standard_iv_increment_position. Remove second function argument.
12038 (vect_finish_stmt_generation): Remove call to bsi_next
12039 (no need to bump the iterator anymore).
12040 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12041 to vect_create_index_for_vector_ref.
12043 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12045 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12046 phis are used out of the loop.
12048 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12051 * c-decl.c (undef_nested_function): New variable.
12052 (pop_scope): Diagnose undefined nested functions.
12053 (finish_function): Don't attempt cgraph processing or genericizing
12054 if current top-level function contained an undefined nested
12055 function. Reset undef_nested_function at the end of a top-level
12058 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12060 * tree.c (build_int_cst_type): Take sign of the value into account
12061 when deciding whether sign extend the value.
12063 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12066 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12067 (cpp_options, cc1_options): Change %{std*&ansi} to
12068 %{std*&ansi&trigraphs}.
12070 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12072 * cse.c: Update comments.
12074 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12076 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12077 arguments go on the stack. Do not put complex doubles in odd/even
12080 2005-02-02 Steven Bosscher <stevenb@suse.de>
12082 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12083 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12084 -ftree-pre, and -fthread-jumps.
12086 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12088 PR tree-optimization/19578
12089 * tree-flow.h (modified_noreturn_calls): Declare.
12090 (noreturn_call_p): Declare.
12091 * tree-flow-inline.h (noreturn_call_p): New function.
12092 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12093 * tree-cfg.c (modified_noreturn_calls): New variable.
12094 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12095 that contain a mid-block noreturn call.
12096 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12098 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12100 * df.c (df_def_record_1, df_uses_record): Don't use
12102 * df.h (DF_FOR_REGALLOC): Remove.
12104 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12107 * c-typeck.c (really_start_incremental_init): Reset
12108 constructor_max_index for arrays of incomplete type.
12110 2005-02-02 Jeff Law <law@redhat.com>
12112 * gcse.c (struct reg_set): Store the block index where the register
12113 was set rather than the setting insn.
12114 (record_one_set, compute_transp): Corresponding changes.
12115 (pre_insert_copy_insn): Do not call replace_one_set.
12116 (replace_one_set): Remove.
12118 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12121 * doc/gcov.texi: Fix typo.
12123 2005-02-01 Richard Henderson <rth@redhat.com
12126 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12127 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12129 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12130 * config/i386/i386-protos.h: Update.
12132 2005-02-01 Steven Bosscher <stevenb@suse.de>
12134 PR tree-optimization/19217
12135 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12136 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12137 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12138 that it is walking a PHI node.
12140 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12142 * doc/extend.texi (Nested Functions): Update.
12144 2005-02-01 Richard Henderson <rth@redhat.com>
12147 * optabs.c (expand_copysign_absneg): Export.
12148 * optabs.h (expand_copysign_absneg): Declare.
12149 * config/rs6000/rs6000.md (copysigntf3): New.
12151 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12153 PR tree-optimization/19633
12154 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12155 * tree-ssa-alias.c (init_alias_info): Initialize.
12156 (merge_pointed_to_info): Set.
12157 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12158 (dump_points_to_info_for): Show value of pt_null.
12159 (struct count_ptr_d): Declare.
12160 (find_ptr_dereference): Remove.
12161 (ptr_is_dereferenced_by): Remove.
12162 (count_ptr_derefs): New local function.
12163 (count_uses_and_derefs): New local function.
12164 (compute_points_to_and_addr_escape): Call it. If the number
12165 of dereferences is greater than zero, mark the pointer as
12166 dereferenced. If there are fewer dereferences than uses of
12167 the pointer, the pointer's value escapes.
12169 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12171 PR tree-optimization/19670
12172 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12174 (verify_use): ... set it here, instead.
12176 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12178 * doc/sourcebuild.texi (Test directives): Fix formatting.
12180 * doc/sourcebuild.texi (Test directives): Describe selector
12183 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12185 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12186 specific 64-bit CPUs.
12188 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12191 * arm.c (arm_eliminable_register): New function.
12192 (adjacent_mem_locations): Don't allow eliminable registers. Use
12193 HOST_WIDE_INT for address offsets.
12194 * arm-protos.h (arm_eliminable_register): Add prototype.
12196 2005-02-01 Steven Bosscher <stevenb@suse.de>
12198 PR optimization/15242
12199 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12200 * basic-block.h (duplicate_computed_gotos): Add prototype.
12201 * bb-reorder.c (duplicate_computed_gotos): New function to
12202 duplicate sufficiently small blocks ending in a computed jump.
12203 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12204 if not optimizing for size.
12205 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12206 never do tail merging for blocks ending in a computed jump.
12207 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12209 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12211 Patch from Richard Sandiford <rsandifo@redhat.com>
12212 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12213 from inheriting a subreg equivalence with a non-spill register.
12215 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12217 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12219 * config/frv/frv.c (movcc_fp_destination_operand): New.
12220 (gpr_or_memory_operand): Fix typo in comment.
12221 (gpr_or_memory_operand_with_scratch): New.
12222 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12223 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12224 movcc_fp_destination_operand.
12225 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12226 Legitimize memory addresses using a scratch register.
12228 2005-01-31 Jeff Law <law@redhat.com>
12230 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12231 bitmap a sparse bitmap instead of a simple bitmap.
12232 (mark_def_sites_initialize_block): Corresponding changes.
12233 (ssa_mark_def_sites_initialize_block): Likewise.
12234 (ssa_mark_phi_uses): Likewise.
12235 (mark_def_site, ssa_mark_def_sites): Likewise.
12236 (mark_def_site_blocks): Likewise.
12237 (rewrite_ssa_into_ssa): Likewise.
12239 * tree-ssa-dom.c (record_cond): Pass correct variable type
12240 for last argument to htab_find_slot_with_hash.
12242 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12243 effects when optimizing 0 % X. Do not try to optimize X % 0.
12245 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12247 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12250 2005-02-01 Eric Christopher <echristo@redhat.com>
12252 * config/mips/mips.c (override_options): Warn if -mint64
12254 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12257 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12259 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12261 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12262 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12263 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12264 (cached_regno): Initialize to INVALID_REGNUM.
12265 (cse_reg_info_table_size,
12266 cse_reg_info_table_first_uninitialized,
12267 cse_reg_info_timestamp): New.
12268 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12270 (init_cse_reg_info, get_cse_reg_info_1): New.
12271 (get_cse_reg_info): Cache the last look-up.
12272 (new_basic_block): Update the code to clear mappings from
12273 registers to cse_reg_info entries.
12274 (cse_main): Call init_cse_reg_info.
12276 * cse.c (get_cse_reg_info): Update a comment.
12278 2005-01-31 Steven Bosscher <stevenb@suse.de>
12281 * c-decl.c (start_decl): Do not warn about arrays of elements with
12282 an incomplete type here.
12283 (grokdeclarator): Do it here by making a pedwarn an error.
12284 * c-typeck.c (push_init_level): If there were previous errors with
12285 the constructor type, do not warn about braces for initializers.
12286 (process_init_element): Likewise for excess initializer elements.
12288 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12290 * cse.c (delete_trivially_dead_insn): Don't iterate.
12292 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12294 * config/rs6000/rs6000.md (copysignsf3): New expand.
12295 (copysigndf3): Likewise.
12297 2005-01-31 Steven Bosscher <stevenb@suse.de>
12299 * recog.c (constrain_operands): Only look for earlyclobber operand
12300 conflicts if an '&' constraint was seen.
12302 2005-01-31 Marc Espie <espie@openbsd.org>
12304 * config.gcc: Don't include embedded systems fragment, switches default
12305 debugging format to ELF.
12306 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12307 longer pick it up there.
12309 2005-01-31 Dale Johannesen <dalej@apple.com>
12311 * doc/extend.texi (nested functions): Fix linkage description.
12312 Clarify that static is not allowed.
12314 2005-01-31 Dale Johannesen <dalej@apple.com>
12316 * config/rs6000/darwin.md (movsf_low_di): Make work.
12317 (movdf_low_di): Make work.
12319 2005-01-31 Dale Johannesen <dalej@apple.com>
12321 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12322 Make work for 64 bit.
12324 2005-01-31 Roger Sayle <roger@eyesopen.com>
12325 Dale Johannesen <dalej@apple.com>
12327 PR middle-end/19650
12328 * fold-const.c (fold_binary_op_with_conditional_arg):
12329 Make types match original operands, before STRIP_NOPS.
12331 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12333 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12334 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12335 (struct gcc_sigcontext): Delete. Merge contents to..
12336 (struct gcc_ucontext): ..here.
12337 (get_sigcontext): Delete.
12338 (get_regs): New function, like get_sigcontext but return regs ptr.
12339 64-bit version finds regs from r1 to support vdso.
12340 (ppc_linux_aux_vector): New function.
12341 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12344 2005-01-31 Ira Rosen <irar@il.ibm.com>
12346 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12348 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12349 redundant fold. Fix misalignment for MINUS_EXPR.
12350 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12351 (vect_analyze_pointer_ref_access): Likewise.
12352 (vect_get_memtag_and_dr): Likewise.
12354 2005-01-31 Richard Henderson <rth@redhat.com>
12356 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12357 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12358 absnegdf2_i387, absnegxf2_i387): Likewise.
12360 2005-01-31 Richard Henderson <rth@redhat.com>
12363 * optabs.c (expand_copysign_absneg): New.
12364 (expand_copysign_bit): Split out from ...
12365 (expand_copysign): ... here. Use expand_copysign_absneg.
12367 2005-01-30 Roger Sayle <roger@eyesopen.com>
12369 PR middle-end/19697
12370 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12371 constant as the second operand and a register as the third.
12373 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12376 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12377 that dllimport'd functions do not use all call-clobbered registers
12378 to pass parameters.
12380 2005-01-30 Richard Henderson <rth@redhat.com>
12383 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12384 expand_abs_nojump and generalize. Use operand_subword and
12385 emit_no_conflict_block. Support large modes.
12386 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12388 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12389 negation to subtraction.
12390 (expand_copysign): Check that the format has signed zeros.
12391 Use operand_subword and emit_no_conflict_block. Support large modes.
12393 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12395 Fix PR tree-optimization/19624
12397 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12398 * tree-ssa-pre.c: Add cfgloop.h.
12400 (pre_stats): New member, constified.
12401 (inserted_exprs): New static variable.
12402 (NECESSARY): New macro.
12403 (create_expression_by_pieces): Fold the expression, and
12404 mark it as defaulting to not necessary. Also put in
12406 (fully_constant_expression): New function.
12407 (insert_into_preds_of_block): Modify to not insert phis when we
12408 are playing with induction variables.
12409 Push phis onto the inserted_exprs vector, and mark them as not
12410 necessary by default.
12411 (insert_aux): Call fully_constant_expression on eprime.
12412 If all edges produce the same value, mark it constant.
12413 (mark_operand_necessary): New function.
12414 (remove_dead_inserted_code): New function.
12415 (init_pre): Init loop optimizer to get loop info.
12416 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12417 (execute_pre): Commit edge inserts, then remove dead code.
12419 2005-01-30 Richard Henderson <rth@redhat.com>
12421 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12422 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12424 2005-01-30 Richard Henderson <rth@redhat.com>
12427 * config/i386/i386.c (ix86_expand_copysign): New.
12428 (ix86_split_copysign_const): New.
12429 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12430 rearrange op1/nmask operands.
12431 * config/i386/i386-protos.h: Update.
12432 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12433 (copysigndf3): Likewise.
12434 (copysignsf3_const, copysigndf3_const): New.
12435 (copysignsf3_var): Rename from copysignsf3, split out splitter
12436 and fix split predicate for X constraint.
12437 (copysigndf3_var): Similarly.
12439 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12441 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12442 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12443 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12445 2005-01-29 Richard Henderson <rth@redhat.com>
12448 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12449 of # and * in constraints.
12451 2005-01-29 Richard Henderson <rth@redhat.com>
12453 PR middle-end/19689
12454 * expr.c (store_field): Don't strip sub-mode cast when the input
12455 data is even smaller.
12457 2005-01-29 Richard Henderson <rth@redhat.com>
12459 PR middle-end/19687
12460 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12463 2005-01-29 Richard Henderson <rth@redhat.com>
12465 * combine.c (make_field_assignment): Fix argument order
12468 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12470 PR tree-optimization/15791
12471 * fold-const.c (extract_array_ref): New function.
12472 (fold): Fold comparisons between &a[i] and &a[j] or
12473 semantically equivalent trees.
12475 2005-01-29 Jeff Law <law@redhat.com>
12477 * gcse.c (insert_expr_in_table): Revamp handling of available
12478 and anticipatable occurrence lists to avoid unnecessary list
12480 (insert_set_in_table): Similarly.
12482 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12484 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12486 (c_build_qualified_type): Build qualified array types with
12487 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12488 * c-decl.c (c_make_fname_decl): Build unqualified array type
12489 before qualified type.
12490 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12491 type is qualified, not just if type itself is. Don't apply
12492 qualifiers to array type when declarator is processed. Apply
12493 qualifiers to field type whether or not it is an array type.
12494 Don't handle array types specially for applying qualifiers to
12496 * c-typeck.c (composite_type): Build unqualified element type and
12497 array type when forming composite of array types.
12498 (common_pointer_type, comptypes, comp_target_types,
12499 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12500 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12502 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12503 (args2) in variables a1 and a2.
12505 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12507 * cse.c (n_elements_made, max_elements_made): Remove.
12508 (insert): Don't touch n_elements_made.
12509 (cse_main): Don't touch n_elements_made or max_elements_made.
12511 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12514 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12515 configuration part of dp-bit.c to be lost.
12517 2005-01-28 Roger Sayle <roger@eyesopen.com>
12519 * expmed.c (expand_mult_highpart_optab): When attempting to use
12520 a non-widening multiplication in a wider mode, the operands need
12521 to be converted (zero or sign extended) to that mode.
12523 2005-01-28 Ian Lance Taylor <ian@airs.com>
12525 PR middle-end/16558
12526 PR middle-end/19583
12527 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12528 through if both operands fall through.
12530 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12532 * cse.c (fold_rtx) <PC>: Don't optimize.
12534 2005-01-28 Jeff Law <law@redhat.com>
12536 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12537 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12539 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12541 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12542 cse_reg_info_used_list_end): Remove.
12543 (cse_reg_info_list, cse_reg_info_list_free): New.
12544 (get_cse_reg_info): When allocating an instance of
12545 cse_reg_info, add it to the beginning of the cse_reg_info_list
12546 list. Remove code to maintain cse_reg_info_used_list.
12547 (new_basic_block): Reset the free list to the beginning of
12550 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12552 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12553 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12554 (frv_expand_mdpackh_builtin): New function.
12555 (frv_expand_builtin): Use it to expand __MDPACKH.
12556 * doc/extend.texi (__MDPACKH): Update documentation.
12558 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12560 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12561 SSE_FLOAT_MODE_P for use_sse computation.
12563 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12566 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12568 2005-01-27 Richard Henderson <rth@redhat.com>
12570 * builtins.c (expand_builtin_copysign): New.
12571 (expand_builtin): Call it.
12572 * genopinit.c (optabs): Add copysign_optab.
12573 * optabs.c (init_optabs): Initialize it.
12574 (expand_copysign): New.
12575 * optabs.h (OTI_copysign, copysign_optab): New.
12576 (expand_copysign): Declare.
12578 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12579 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12581 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12582 (ix86_expand_fp_absneg_operator): ... here.
12583 (ix86_split_copysign): New.
12584 * config/i386/i386-protos.h: Update.
12585 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12586 (copysignsf3, copysigndf3): New.
12588 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12589 (copysignsf3, ncopysignsf3): New.
12590 (copysigndf3, ncopysigndf3): New.
12591 (copysignxf3, ncopysignxf3): New.
12592 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12594 2005-01-27 Arend Bayer <arend.bayer@web.de>
12595 Kazu Hirata <kazu@cs.umass.edu>
12597 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12598 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12599 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12602 2005-01-27 Jeff Law <law@redhat.com>
12604 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12605 definitions of SSA_NAMEs which are not being rewritten.
12606 (rewrite_ssa_into_ssa): Only initialize the current definition
12607 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12608 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12609 SSA_NAMEs before returning.
12611 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12613 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12614 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12615 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12616 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12617 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12619 2005-01-27 Steven Bosscher <stevenb@suse.de>
12621 PR middle-end/17278
12622 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12623 higher to -O2 and higher. Likewise for tree PRE.
12624 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12627 2005-01-27 Ian Lance Taylor <ian@airs.com>
12629 PR middle-end/19583
12630 * gimple-low.c (try_catch_may_fallthru): New static function.
12631 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12632 * tree-inline.c (expand_call_inline): Don't warn about reaching
12633 the end of a non-void function being inlined if the function uses
12636 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12638 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12641 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12642 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12643 (implicitly_declare): Handle error_mark_node.
12645 2005-01-27 Richard Henderson <rth@redhat.com>
12648 * tree.h (struct tree_decl): Add debug_expr_is_from.
12649 (DECL_DEBUG_EXPR_IS_FROM): New.
12650 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12651 * dwarf2out.c (dwarf2out_var_location): Update to match.
12652 * tree-outof-ssa.c (create_temp): Likewise.
12653 * var-tracking.c (track_expr_p): Likewise.
12654 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12655 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12656 * toplev.c (default_tree_printer): Likewise.
12658 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12660 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12661 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12663 2005-01-27 Steven Bosscher <stevenb@suse.de>
12665 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12666 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12667 ASM_CLOBBERS): Add tree checks.
12669 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12670 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12671 * c-common.def (SWITCH_STMT): Update to match.
12672 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12673 macros instead of SWITCH_EXPR ones.
12674 * c-dump.c (c_dump_tree): Likewise.
12675 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12676 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12678 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12680 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12682 * unwind-dw2.c (execute_stack_op): Add missing cases for
12683 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12685 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12687 * config.gcc (Obsolete configurations): Remove 'dummy', add
12688 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12691 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12693 PR tree-optimization/19633
12694 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12696 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12697 are no call-clobbered variables.
12698 * tree-outof-ssa.c (check_replaceable): Return false for calls
12701 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12703 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12704 even for variables with NULL DECL_INITIAL.
12706 2005-01-26 Stuart Hastings <stuart@apple.com>
12708 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12710 2005-01-26 Richard Henderson <rth@redhat.com>
12712 PR middle-end/18008
12713 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12715 * expr.c (store_field): Strip conversions to odd-bit-sized types
12716 if the destination field width matches.
12718 2005-01-26 Richard Henderson <rth@redhat.com>
12720 * c-decl.c, expmed.c, expr.c: Revert last change.
12722 2005-01-26 Richard Henderson <rth@redhat.com>
12724 PR middle-end/18008
12725 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12727 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12728 if we don't need the bits above those present in the current mode.
12729 * expr.c (store_field): Strip conversions to odd-bit-sized types
12730 if the destination field width matches.
12732 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12734 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12735 either -ffast-math or -funsafe-math-optimizations is in use.
12737 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12741 * config/avr/avr.c (notice_update_cc): Only set condition code for
12742 ashrqi3 if shift count > 0.
12743 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12744 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12745 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12746 count <= 0 as a no-op, and shift count >= width by copying zero
12747 or sign bit to all bits of the result.
12748 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12749 count, with attribute "length" set to 0 and "cc" set to "none".
12751 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12753 * doc/invoke.texi: Document -mTLS.
12755 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12756 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12757 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12758 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12759 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12760 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12761 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12762 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12764 * configure.ac: Check for a TLS capable gas.
12766 * configure: Regenerate.
12768 2005-01-26 Richard Henderson <rth@redhat.com>
12770 PR middle-end/18008
12771 * combine.c (make_field_assignment): Simplify store to zero_extract
12772 from a source with an overlapping mask.
12774 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12776 2004-11-11 Eric Christopher <echristo@redhat.com>
12778 * config/frv/frv.md: Add fr400_integer automaton. Don't
12779 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12782 2005-01-26 Steven Bosscher <stevenb@suse.de>
12784 PR middle-end/16585
12785 * cfgbuild.c (make_edges): Do not clear or set
12786 current_function_has_computed_jump.
12787 * function.h (struct function): Remove the has_computed_jump field.
12788 (current_function_has_computed_jump): Do not define.
12789 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12790 in a computed jump. Ignore current_function_has_computed_jump.
12792 2005-01-26 Richard Henderson <rth@redhat.com>
12794 PR middle-end/19515
12795 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12796 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12798 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12799 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12800 objects into static storage if they have more than one non-zero value.
12801 * tree.h (categorize_ctor_elements): Update decl.
12803 2005-01-26 Steven Bosscher <stevenb@suse.de>
12805 PR middle-end/19616
12806 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12807 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12808 to this function from 2004-07-10.
12809 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12810 the current function for tail call optimizations if the address
12811 of one of it its arguments is taken.
12813 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12815 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12817 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12819 * function.c (expand_function_end): If current_function_calls_alloca,
12820 emit stack restore in a place that is reached when the function falls
12821 through at the end.
12823 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12825 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12826 rule to avoid matching inappropriate suffix rule.
12828 2005-01-26 Jan Hubicka <jh@suse.cz>
12830 PR tree-optimization/19241
12831 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12833 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12835 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12836 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12838 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12839 <sim*>: Always use crt1.o, regardless of N in simN.
12840 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12841 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12842 (CRT_CALL_STATIC_FUNCTION): Remove.
12843 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12844 use crt1.o, regardless of N in simN.
12845 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12846 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12847 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12848 case isystem setting.
12849 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12851 2005-01-25 Ian Lance Taylor <ian@airs.com>
12853 * gimple-low.c (block_may_fallthru): Correct handling of
12854 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12856 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12858 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12859 handlers to match indentation; nested under the mtune=* handler.
12860 Similar for mcpu= and march=.
12862 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12864 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12865 * config/mips/linux64.h (LIB_SPEC): Likewise.
12866 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12867 * config/sh/linux.h (LIB_SPEC): Likewise.
12869 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12871 * config/frv/frv.c (frv_legitimize_tls_address): New.
12872 (TARGET_HAVE_TLS): Define.
12873 (FRV_SYMBOL_REF_TLS_P): Define.
12874 (frv_override_options): Handle new register classes.
12875 (frv_legitimate_address_p): Reject tls addresses.
12876 (frv_legitimize_address): Handle TLS addresses.
12877 (gen_inlined_tls_plt): New.
12878 (gen_tlsmoff): New.
12879 (frv_legitimize_tls_address): New.
12880 (unspec_got_name): Add TLS entries.
12881 (got12_operand): Add R_FRV_TLSMOFF12 case.
12882 (frv_emit_move): Fixup TLS addresses.
12883 (frv_emit_movsi): Legitimize TLS addresses.
12885 * config/frv/frv.h (MASK_BIG_TLS): New.
12886 (TARGET_BIG_TLS): New.
12887 (HAVE_AS_TLS): Define.
12888 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12889 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12890 (REG_CLASS_NAMES): Same.
12891 (REG_CLASS_CONTENTS): Same.
12892 (CONSTRAINT_LEN): New.
12893 (REG_CLASS_FROM_CONSTRAINT): New.
12894 (PREDICATE_CODES): Add symbolic_operand.
12896 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12897 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
12898 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
12899 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
12900 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
12901 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
12902 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
12903 GR9_REG, GR14_REG, LRREG.
12904 (type): Add load_or_call attribute.
12905 ("load_or_call"): New reservation.
12906 ("call_gettlsoff"): New.
12907 ("tls_indirect_call"): New.
12908 ("tls_load_gottlsoff12"): New.
12909 ("tlsoff_hilo"): New.
12910 ("tls_tlsdesc_ldd"): New.
12911 ("tls_tlsoff_ld"): New.
12914 * config/frv/frv-protos.h (symbolic_operand): Protoize.
12916 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
12918 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
12919 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
12920 * config/frv/frv.c (TLS_BIAS): Define.
12921 (frv_output_dwarf_dtprel): New.
12923 2005-01-26 Jakub Jelinek <jakub@redhat.com>
12925 PR rtl-optimization/19579
12926 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
12927 both A and B, see if they don't clobber registers the other expr uses.
12929 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
12931 * real.c (do_add): Initialize signalling and canonical members.
12933 * real.c (real_from_integer): Zero out destination.
12935 2005-01-18 Jan Hubicka <jh@suse.cz>
12937 PR tree-optimize/19337
12938 * tree-inline.c (initialize_inlined_parameters): Copy
12939 saved_static_chain_decl only.
12941 2005-01-25 Richard Henderson <rth@redhat.com>
12945 * config/i386/i386.c (x86_inter_unit_moves): Zero.
12946 (ix86_preferred_reload_class): Rewrite fp-constant section, with
12947 80387 enabled, to return a proper subclass. Return the subset that
12948 overlaps with GENERAL_REGS for PLUS.
12949 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
12951 2005-01-25 Richard Henderson <rth@redhat.com>
12953 PR middle-end/19609
12954 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
12956 2005-01-25 Roger Sayle <roger@eyesopen.com>
12958 * expmed.c (choose_multiplier): Change interface to return the
12959 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
12960 (expand_divmod): Update calls to choose_multiplier.
12962 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12964 PR middle-end/19330
12965 * expmed.c (extract_bit_field): Use adjust_address instead of
12966 gen_lowpart when op0 is a MEM.
12968 2005-01-24 Steven Bosscher <stevenb@suse.de>
12970 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
12972 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12974 * config/mips/irix-csr.c: New file.
12975 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12976 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12977 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12980 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
12983 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
12984 sparc/elf.h, add sparc/sp-elf.h.
12985 (sparc-*-rtems*): Likewise.
12986 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
12987 tm-dwarf2.h, add sparc/sp-elf.h.
12988 (sparc86x-*-elf): Likewise.
12989 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
12990 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
12991 TARGET_OS_CPP_BUILTINS.
12992 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12993 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12995 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
12996 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
12997 (SWITCH_TAKES_ARG): Likewise.
12998 (LOCAL_LABEL_PREFIX): Likewise.
12999 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13000 (TARGET_N_FORMAT_TYPES): Delete.
13001 (TARGET_FORMAT_TYPES): Likewise.
13002 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13003 * config/sparc/elf.h: Delete.
13004 * config/sparc/sp-elf.h: New file.
13006 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13008 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13009 * tree-flow.h: Remove the corresponding prototype.
13010 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13011 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13013 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13016 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13017 for AIX ABI or ELF -fPIC.
13018 (rs6000_emit_load_toc_table): Don't create toc_section here.
13019 (rs6000_xcoff_file_start): Nor here.
13021 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13023 * sh.c (ra.h): Don't #include.
13024 (hard_regs_intersect_p): New function, resurrected from ra.c.
13026 * sh.c: Fix 1996 Copyright.
13028 2005-01-24 Richard Henderson <rth@redhat.com>
13029 Aldy Hernandez <aldyh@redhat.com>
13031 * regrename.c (note_sets): Handle subregs.
13033 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13036 * genconditions.c (write_header, write_conditions): Elide file if
13039 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13041 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13042 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13045 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13047 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13048 expand_builtin_printf, expand_builtin_fprintf,
13049 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13050 checking against POINTER_TYPE.
13051 (validate_arglist): Handle POINTER_TYPE code by checking
13054 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13056 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13057 init_rtlanal): New.
13058 (for_each_rtx): Call for_each_rtx_1.
13059 * rtl.h (init_rtlanal): Declare.
13060 * toplev.c (backend_init): Call init_rtlanal.
13062 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13064 * flow.c (propagate_one_insn): Formatting.
13066 PR middle-end/19551
13067 * flow.c (libcall_dead_p): Be more conservative if unsure.
13068 If there are any instructions between insn and call, see if they are
13069 all dead before saying the libcall is dead.
13071 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13073 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13074 operand constraint for operand 0.
13076 2005-01-23 Richard Henderson <rth@redhat.com>
13079 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13080 edges leading to join block.
13082 2005-01-23 Roger Sayle <roger@eyesopen.com>
13084 * expmed.c (expand_mult_highpart): Make static. Change type of
13085 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13086 (expand_divmod): Updates calls to expand_mult_highpart by using
13087 gen_int_mode to pass a CONST_INT rtx.
13088 * rtl.h (expand_mult_highpart): Remove prototype.
13090 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13092 * flow.c (regset_bytes, regset_size): Remove.
13094 * cfganal.c: Fix a reference to Harvey's paper.
13096 2005-01-23 Steven Bosscher <stevenb@suse.de>
13098 PR rtl-optimization/19464
13099 * tree-optimize.c (init_tree_optimization_passes): Add one more
13100 copyrename pass just before out-of-ssa.
13102 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13105 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13106 * ggc-none.c (ggc_free): Define.
13108 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13110 * cse.c (max_reg, max_insn_uid): Remove.
13111 (cse_main): Don't access max_reg or max_insn_uid.
13113 * c-common.c (explicit_flag_signed_bitfields,
13114 lang_statement_code_p, lang_expand_function_end): Remove.
13115 * c-common.h: Remove the corresponding declarations.
13116 * c-opts.c (c_common_handle_option): Remove all write access
13117 to explicit_flag_signed_bitfields.
13119 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13120 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13121 * cgraph.h: Remove the corresponding declaration.
13123 * gcse.c (null_pointer_info): Remove.
13125 2005-01-23 Roger Sayle <roger@eyesopen.com>
13126 Eric Botcazou <ebotcazou@libertysurf.fr>
13128 * combine.c (simplify_logical): Only simplify logical expressions
13129 of the form ior(and(x,y),z) by the inverse distributive law if the
13130 result is cheaper than the original.
13132 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13134 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13135 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13136 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13137 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13138 config/freebsd-spec.h, config/arm/arm.h,
13139 config/h8300/h8300.md, config/i386/i386.md,
13140 config/i386/predicates.md, config/i386/sse.md,
13141 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13142 config/vax/vax.md: Fix comment typos. Follow spelling
13145 2005-01-23 Steven Bosscher <stevenb@suse.de>
13147 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13148 tests, instead of `less than'.
13150 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13152 * function.c (assign_parm_setup_block): When creating a new stack slot
13153 for a parameter, get its alignment from the parameter's DECL_ALIGN
13154 rather than the type's TYPE_ALIGN. Make sure that the parameter
13155 is at least word aligned.
13157 2005-01-22 Roger Sayle <roger@eyesopen.com>
13159 PR middle-end/19378
13160 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13162 2005-01-22 Richard Henderson <rth@redhat.com>
13165 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13166 in both compare operands.
13167 (movdfcc_1_sse_max): Likewise.
13168 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13169 (movdfcc_1_sse): Likewise.
13170 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13171 scratch register as needed.
13173 2005-01-22 Richard Henderson <rth@redhat.com>
13175 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13177 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13179 2005-01-22 Richard Henderson <rth@redhat.com>
13181 * genopinit.c (optabs): Use smin/smax for floating point too.
13182 * doc/md.texi: Update to match. Clarify that floating point
13183 results are undefined for +0/-0 and NaN.
13184 * doc/rtl.texi: Likewise.
13185 * rtl.def (SMIN, SMAX): Likewise
13186 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13188 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13189 leading 's' to the name.
13190 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13191 smaxxf3, sminxf3): Likewise.
13192 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13195 2005-01-22 Paul Brook <paul@codesourcery.com>
13197 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13199 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13201 * config/s390/s390.c (struct processor_costs): New fields
13202 dlgr, dlr, dr, dsgfr, dsgr.
13203 (z900_cost, z990_cost): Values for new fields.
13204 (s390_rtx_costs): New cases MEM und COMPARE in switch
13205 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13206 DIV, MOD, UDIV, UMOD.
13208 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13210 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13211 into the register being decremented.
13212 ("doloop_si31", "doloop_di"): Likewise.
13213 ("*doloop_si_long"): Adapt pattern.
13215 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13217 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13219 (CLASS_MAX_NREGS): Likewise.
13221 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13223 * doc/tree-ssa.texi (Statement Operands): Add example for new
13224 must-def macro. Note deprecation of old operands interface.
13226 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13228 PR tree-optimization/19484
13229 * tree-cfg.c (remove_fallthru_edge): New function.
13230 (cleanup_control_flow): Remove fallthru edges from calls that are
13231 now known not to return.
13233 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13235 Fix PR tree-optimization/19038
13236 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13237 copies with loop variant ones.
13239 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13241 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13242 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13243 config/alpha/alpha.md, config/alpha/predicates.md,
13244 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13245 config/sparc/sol2.h: Update copyright.
13247 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13248 first label to see if it is a nonlocal label.
13250 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13251 Andrew Pinski <pinskia@physics.uc.edu>
13254 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13255 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13257 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13259 * config/rs6000/rtems.h: Update copyright.
13261 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13264 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13265 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13266 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13268 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13271 * c-typeck.c (convert_arguments): Check for error_mark_node.
13273 2005-01-21 Ian Lance Taylor <ian@airs.com>
13275 PR tree-optimization/13000
13276 * tree-inline.c: Include "tree-flow.h".
13277 (expand_call_inline): If warn_return_type, warn if non-void inline
13278 function falls through.
13279 * tree-cfg.c (execute_warn_function_return): Don't warn about
13280 control reaching end if TREE_NO_WARNING is set. Set
13282 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13284 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13285 branch if we don't need one.
13286 * c-typeck.c: Include "tree-flow.h"
13287 (c_finish_bc_stmt): Don't add a goto if the current statement
13288 list doesn't fall through to the current point.
13290 2005-01-21 Roger Sayle <roger@eyesopen.com>
13292 PR rtl-optimization/576
13293 * real.c (real_arithmetic): Change return type from void to bool
13294 to return an indication that the result may be inexact.
13295 * real.h (real_arithmeric): Update prototype.
13296 * fold-const.c (const_binop): Don't constant fold floating
13297 point expressions when the user specifies -frounding-math and
13298 the result may depend upon the run-time rounding mode.
13299 (fold_convert_const_real_from_real): Clean-up.
13300 (fold_initializer): Ignore flag_rounding_math for initializers.
13301 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13302 constant fold FP operations with flag_rounding_math if the
13303 result may depend upon the run-time rounding mode.
13305 2005-01-21 Tom Tromey <tromey@redhat.com>
13307 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13309 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13311 * tree-cfg.c: Fix comment typos.
13313 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13315 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13316 around the call to rest_of_handle_branch_target_load_optimize.
13318 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13320 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13321 (sparc64-*-openbsd*): Likewise.
13322 (sparclite-*-elf*): Include tm-dwarf2.h.
13323 (sparc86x-*-elf*): Likewise.
13324 (sparc64-*-elf*): Likewise.
13325 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13326 (DBX_DEBUGGING_INFO): Likewise.
13327 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13328 (PREFERRED_DEBUGGING_TYPE): Likewise.
13329 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13330 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13331 (PREFERRED_DEBUGGING_TYPE): Likewise.
13332 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13333 (PREFERRED_DEBUGGING_TYPE): Likewise.
13334 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13336 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13339 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13341 2005-01-20 Paul Brook <paul@codesourcery.com>
13343 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13345 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13347 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13348 label is first in a sequence of labels.
13350 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13352 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13353 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13355 * doc/sourcebuild.texi (Test Directives): New.
13357 2005-01-20 Roger Sayle <roger@eyesopen.com>
13359 * real.c (real_floor): Don't leave the result uninitialized when
13360 mode is VOIDMode, but return the unrounded intermediate value.
13361 (real_ceil): Likewise.
13363 2005-01-20 Paul Brook <paul@codesourcery.com>
13365 * config/arm/arm.md (insv): Use gen_int_mode.
13367 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13369 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13370 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13371 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13372 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13373 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13375 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13378 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13379 fbreg, so we have to assume we can't.
13380 (loc_descriptor_from_tree_1): Ditto.
13381 (containing_function_has_frame_base): New function.
13382 (add_location_or_const_value_attribute): Use it.
13383 Also try to generate a frame_base from a single element location
13386 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13388 PR tree-optimization/15349
13389 * timevar.def (TV_TREE_MERGE_PHI): New.
13390 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13392 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13393 calls to tree_forwarder_block_p.
13394 (remove_forwarder_block_with_phi, merge_phi_nodes,
13395 gate_merge_phi, pass_merge_phi): New.
13396 * tree-optimize.c (init_tree_optimization_passes): Add
13398 * tree-pass.h: Add an extern for pass_merge_phi;
13400 2005-01-20 Richard Henderson <rth@redhat.com>
13403 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13404 (_mm_castps_pd, _mm_castps_si128): New.
13405 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13407 2005-01-20 Richard Henderson <rth@redhat.com>
13410 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13411 __builtin_ia32_vec_init_v2si.
13412 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13413 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13414 (ix86_init_mmx_sse_builtins): Create it.
13415 (ix86_expand_builtin): Expand it.
13416 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13417 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13418 (vec_extractv2si_0, vec_extractv2si_1): New.
13420 2005-01-20 Richard Henderson <rth@redhat.com>
13423 * config/i386/i386.c (ix86_expand_push): New.
13424 * config/i386/mmx.md (push<MMXMODE>1): New.
13425 * config/i386/sse.md (push<SSEMODE>1): New.
13426 * config/i386/i386-protos.h: Update.
13428 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13430 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13433 2005-01-20 Richard Henderson <rth@redhat.com>
13435 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13436 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13438 2005-01-19 Richard Henderson <rth@redhat.com>
13441 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13442 to V4SFmode in SSE1 fallback load path.
13444 2005-01-19 Richard Henderson <rth@redhat.com>
13446 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13447 in QImode expansion to ix86_expand_vector_set.
13448 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13450 2005-01-19 Richard Henderson <rth@redhat.com>
13453 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13454 subclass of the input class.
13455 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13456 Always true for cross-SSE1 classes. Rationalize conditionals.
13457 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13458 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13459 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13460 (movdi_2): Add MMX/SSE zeros.
13461 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13462 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13463 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13464 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13465 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13466 (zero_extendsidi2_rex64_1): Remove.
13467 (MOV0 peephole): Check GENERAL_REG_P.
13469 2005-01-19 Richard Henderson <rth@redhat.com>
13472 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13474 (ix86_expand_vector_extract): Likewise.
13476 2005-01-19 Richard Henderson <rth@redhat.com>
13478 PR middle-end/19304
13479 * expr.c (emit_move_change_mode): New argument force; use
13480 simplify_gen_subreg if true.
13481 (emit_move_via_alt_mode): Merge into ...
13482 (emit_move_via_integer): ... here.
13483 (emit_move_ccmode): Use emit_move_change_mode directly.
13485 2005-01-19 Richard Henderson <rth@redhat.com>
13488 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13489 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13490 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13492 (alpha_emit_set_const): Likewise. Make static.
13493 (alpha_emit_set_long_const): Make static.
13494 (alpha_extract_integer): Split out from alpha_expand_mov.
13495 (alpha_split_const_mov): Likewise.
13496 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13497 (alpha_legitimate_constant_p): New.
13498 * config/alpha/alpha-protos.h: Update.
13499 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13500 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13501 * config/alpha/alpha.md (movsi): Add n alternative.
13502 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13503 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13504 (splitters for all of the above): Use alpha_split_const_mov.
13505 * config/alpha/predicates.md (non_add_const_operand): New.
13506 (non_zero_const_operand): New.
13507 (input_operand): Use alpha_legitimate_constant_p after reload.
13509 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13511 PR tree-optimization/19038
13512 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13513 (add_candidate): Add ivs with increment in latch only if
13514 allow_ip_end_pos_p is true.
13515 (determine_iv_cost): Use empty_block_p.
13517 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13519 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13520 (compute_dominance_frontiers): Ditto.
13522 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13525 * config/sh/t-rtems: New.
13526 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13528 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13530 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13531 the offset of the selected field.
13533 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13535 * tree-cfg.c (remove_forwarder_block): Fix the check to
13536 prevent a nonlocal label from appearing in the middle of a
13539 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13541 PR rtl-optimization/19462
13542 * reorg.c (find_end_label): Create return insn only if
13543 current_function_epilogue_delay_list is empty.
13545 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13547 * doc/passes.texi: Remove paragraph mentioning new-ra.
13549 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13551 PR rtl-optimization/15139
13552 * combine.c: Include params.h.
13553 (count_rtxs): New function.
13554 (record_value_for_reg): If replace_rtx would replace at least
13555 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13556 (clobber (const_int 0)) instead of TEM.
13557 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13558 * params.h (MAX_LAST_VALUE_RTL): New.
13559 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13560 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13563 * c-typeck.c (digest_init): Only call build_vector if all constructor
13564 elements are *_CST nodes.
13565 * gimplify.c (gimplify_init_constructor): Likewise.
13567 PR middle-end/19164
13568 * c-typeck.c (digest_init): Only call build_vector if inside_init
13571 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13573 * toplev.c (init_asm_output): Remove dead #ifdef.
13575 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13577 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13579 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13581 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13582 accessing DECL_FUNCTION_CODE.
13583 * dojump.c (do_jump): Likewise.
13584 * gimplify.c (gimplify_call_expr): Likewise.
13585 * predict.c (expr_expected_value): Likewise.
13586 (strip_builtin_expect): Likewise.
13587 * tree-inline.c (estimate_num_insns_1): Likewise.
13588 * tree-ssa-loop-im.c (stmt_cost): Likewise
13589 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13590 (tree_expr_nonnegative_p): Likewise.
13592 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13594 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13595 variant of the load_pcrel_sym pattern.
13596 * config/sparc/sparc.md (P macro): Move to the top.
13597 (load_pcrel_sym): Macroize using P.
13598 (save_register_window): Likewise.
13600 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13602 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13603 ("sordered"): Same.
13605 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13608 * c-typeck.c (build_asm_expr): Strip nops off
13609 input memory operands.
13611 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13613 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13614 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13615 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13616 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13618 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13621 * config/i386/i386.c (override_options): If the 80387 is disabled,
13622 then do not return FP values using FP registers.
13624 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13626 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13627 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13628 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13629 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13630 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13631 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13632 output.h, postreload-gcse.c, postreload.c, recog.c,
13633 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13634 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13635 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13636 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13637 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13638 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13639 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13640 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13642 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13643 config/alpha/alpha.c, config/arm/vfp.md,
13644 config/i386/emmintrin.h, config/i386/i386-modes.def,
13645 config/i386/i386-protos.h, config/i386/i386.h,
13646 config/i386/pmmintrin.h, config/i386/ppro.md,
13647 config/i386/predicates.md, config/i386/xmmintrin.h,
13648 config/i860/i860.c, config/ia64/ia64-modes.def,
13649 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13650 config/ia64/ia64.md, config/ia64/itanium1.md,
13651 config/ia64/itanium2.md, config/ia64/predicates.md,
13652 config/iq2000/iq2000.h, config/mips/linux64.h,
13653 config/rs6000/aix41.h, config/rs6000/aix43.h,
13654 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13655 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13656 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13657 config/sparc/linux64.h, config/sparc/litecoff.h,
13658 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13659 config/sparc/sparc.h, config/sparc/sparc.md,
13660 config/sparc/sysv4-only.h: Update copyright.
13662 2005-01-18 Richard Henderson <rth@redhat.com>
13665 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13667 2005-01-18 Marc Espie <espie@openbsd.org>
13668 * config/i386/openbsdelf.h: Typo.
13670 2005-01-18 Richard Henderson <rth@redhat.com>
13672 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13673 special case for sse.
13674 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13676 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13678 * tree-inline.c (estimate_num_insns_1): Added cases for
13679 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13681 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13683 PR rtl-optimization/19296
13684 * combine.c (simplify_comparison): Rewrite the condition under
13685 which a non-paradoxical SUBREG of a PLUS can be lifted when
13686 compared against a constant.
13688 2005-01-18 Andi Kleen <ak@muc.de>
13690 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13691 * c.opt (-Wpointer-sign): Add.
13692 * doc/invoke.texi: (-Wpointer-sign): Add.
13694 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13696 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13697 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13698 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13699 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13700 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13701 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13702 for TARGET_MIX_SSE_I387.
13703 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13704 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13705 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13706 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13707 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13708 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13709 TARGET_MIX_SSE_I387.
13710 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13713 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13716 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13717 Add movaps alternative for xmm reg->reg move.
13719 2005-01-17 Jeff Law <law@redhat.com>
13721 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13722 at the end of the main DOM loop rather than just before DOM exits.
13724 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13726 PR tree-optimization/19121
13727 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13728 adding aliases to a name tag, also add them to the pointer's
13730 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13731 sensitive alias info at all. Only check that the two pointers
13732 have compatible pointed-to sets.
13733 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13734 a pointer's type tag is a superset of the alias set of the
13735 pointer's name tag.
13737 2005-01-17 James E Wilson <wilson@specifixinc.com>
13740 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13741 comment to document why.
13743 2005-01-17 Richard Henderson <rth@redhat.com>
13745 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13746 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13747 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13748 sse2_vmsminv2df3_finite): New.
13749 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13750 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13751 Force op1 into register.
13753 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13755 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13756 bubblestrap from always rebuilding build directory.
13758 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13760 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13761 ("*cmpmem_short"): Likewise.
13763 2005-01-17 Steven Bosscher <stevenb@suse.de>
13765 * basic-block.h: Document BB_* flags.
13766 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13767 use an sbitmap instead.
13768 * sched-rgn.c (compute_trg_info): Likewise.
13770 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13772 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13773 redundant target_cpu_default and extra_parts lines. Use the default
13775 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13776 (SUBTARGET_EXTRA_SPECS): Delete.
13777 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13778 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13779 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13780 and "n32" for -mabi=n32.
13782 2005-01-17 Ian Lance Taylor <ian@airs.com>
13785 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13786 fold constant variables into initial values.
13788 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13790 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13792 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13793 through the statements backward.
13795 2005-01-17 Ian Lance Taylor <ian@airs.com>
13797 PR middle-end/13127:
13798 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13799 a variable set to the return value of the inlined function.
13801 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13803 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13804 when modes are tieable.
13806 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13808 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13809 of pthread_create to find out if threads are enabled.
13810 * gthr-posix95.h (__gthread_active_p): Likewise.
13812 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13814 * common.opt (-fnew-ra): Remove.
13816 * toplev.h (flag_new_regalloc): Remove.
13817 * Makefile.in (ra*.*): Don't mention.
13818 * passes.c (rest_of_handle_new_regalloc): Remove.
13819 (rest_of_handle_combine, rest_of_compilation): Always consider
13820 flag_new_regalloc as false.
13821 * doc/invoke.texi: Don't document -fnew-ra.
13823 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13825 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13826 last parameter to reg_scan.
13827 * loop.c (loop_optimize): Likewise.
13828 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13829 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13830 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13831 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13832 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13833 * regclass.c (reg_scan): Likewise, for the declaration.
13834 * rtl.h (reg_scan): Likewise, for the prototype.
13836 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13838 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13839 mark_dfs_back_edges.
13841 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13843 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13844 (compute_avail): Uses don't go in tmp_gen.
13846 2005-01-16 Steven Bosscher <stevenb@suse.de>
13848 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13849 loop to look for a free slot in a page entry.
13851 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13854 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13855 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13856 just before targetm.asm_out.file_end.
13857 * tree.h (process_pending_assemble_output_defs): Declare.
13858 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13860 (assemble_alias): Defer generation of assembly code for defines when
13861 TARGET_DEFERRED_OUTPUT_DEFS is true.
13862 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13863 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13864 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13866 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13869 * pa.c (pa_scalar_mode_supported_p): New function.
13870 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13871 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13873 * pa-protos.h (prefetch_operand): Delete.
13874 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13875 * pa.c (prefetch_operand): Delete.
13876 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13877 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13878 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13879 and prefetch_nocc_operand.
13880 * pa.md (prefetch): Rework to avoid reload problems handling short
13881 displacements when a cache control completer needs to be provided.
13882 (prefetch_32, prefetch_64): Delete.
13883 (prefetch_cc, prefetch_nocc): New patterns.
13885 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13887 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13889 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13892 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13893 exceeds maximum alignment for global common data.
13894 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13895 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13897 2004-01-15 Roger Sayle <roger@eyesopen.com>
13899 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
13901 2004-01-15 Roger Sayle <roger@eyesopen.com>
13903 * harg-reg-set.h (reg_class_names): Prototype global array.
13904 * regclass.c (reg_class_names): Declare here and initialize to
13906 (dump_regclass): Remove local declaration of reg_class_names.
13907 (regclass): Likewise.
13908 * cfg.c (dump_flow_info): Likewise.
13909 * ra-debug.c (reg_class_names): Likewise.
13910 * regrename.c (reg_class_names): Likewise.
13911 * reload.c (reg_class_names): Likewise.
13912 * reload1.c (spill_failure): Likewise.
13913 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
13915 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
13917 * config/s390/s390.md ("reload_outti"): Remove predicate for
13918 output operand. Abort if operand is not a MEM.
13919 ("reload_outdi", "reload_outdf"): Likewise.
13921 2005-01-15 Marc Espie <espie@openbsd.org>
13923 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
13924 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
13925 * config/openbsd.h: Fix C++ includes for native configurations.
13926 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
13927 Add trampoline support.
13928 * config/i386/openbsdelf.h: New.
13930 2005-01-15 Marc Espie <espie@openbsd.org>
13932 * collect2.c (main): Explicitly parse -dynamic-linker option.
13934 2005-01-15 Jakub Jelinek <jakub@redhat.com>
13936 PR tree-optimization/19060
13937 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
13938 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
13939 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
13940 and handle extract_range_from_cond returning false.
13941 * fold-const.c (fold): Optimize comparisons with min/max even for
13942 width > HOST_BITS_PER_WIDE_INT.
13944 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
13946 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
13947 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
13948 Remove little endian multilib variants.
13949 Add mips32 multilib variant.
13951 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
13953 * explow.c (copy_all_reg, stabilize): Remove.
13954 * expr.h: Remove the corresponding prototypes.
13956 * rtlanal.c (regs_set_between_p): Remove.
13957 * rtl.h: Remove the corresponding prototype.
13959 2005-01-14 David Edelsohn <edelsohn@gnu.org>
13961 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
13962 to rs6000_nonimmediate_operand.
13963 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
13964 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
13965 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
13966 rs6000_nonimmediate_operand.
13967 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
13968 rs6000_nonimmediate_operand.
13970 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
13972 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
13974 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13976 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
13978 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
13979 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
13981 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
13982 (rs6k_nonimmediate_operand): New.
13983 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
13985 (legitimate_lo_sum_address_p): Same.
13986 (rs6000_legitimize_address): Same.
13987 (rs6000_legitimize_reload_address): Same.
13988 (rs6000_legitimate_address): Same.
13989 (spe_build_register_parallel): Pass DF and DC modes in a DI
13992 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
13993 to rs6k_nonimmediate_operand.
13995 * config/rs6000/spe.md ("*frob_df_di"): New.
13996 ("*frob_di_df"): New.
13997 ("*frob_di_df_2"): New.
13998 ("*mov_sidf_e500_subreg0"): New.
13999 ("*mov_sidf_e500_subreg4"): New.
14000 ("*movdf_e500_double"): Change predicate to
14001 rs6k_nonimmediate_operand.
14003 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14005 * postreload.c (move2add_note_store): Only call
14006 trunc_int_for_mode on scalar integers.
14008 2005-01-14 Steven Bosscher <stevenb@suse.de>
14010 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14011 replace BB_VISITED uses.
14012 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14013 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14014 (tree_dce_done): Free visited_control_parents.
14015 (perform_tree_ssa_dce): Allocate and clear it.
14016 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14017 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14018 instead of BB_VISITED.
14020 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14022 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14023 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14024 Remove unused prototypes.
14026 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14028 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14029 64-bit register usage.
14030 (spe_func_has_64bit_regs_p): Add FIXME note.
14032 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14034 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14035 flag_finite_math_only with flag_unsafe_math_optimizations.
14037 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14039 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14040 end-of-stack check.
14041 (__tpf_eh_return): Copy TPF private stack area from the module
14042 boundary stack frame. Add check for when module addresses are
14043 equal, but no stub address is found.
14045 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14048 * arm.h (struct machine_function): Add call_via field.
14049 (thumb_call_via_label): Declare.
14050 * arm.c (thumb_call_via_label): New variable.
14051 (thumb_call_reg_needed): New variable.
14052 (arm_output_function_epilogue): For Thumb code, output any per-function
14053 call-indirect trampolines.
14054 (thumb_call_via_reg): New function.
14055 (arm_file_end): New function.
14056 (TARGET_ASM_FILE_END): Call arm_file_end.
14057 (aof_file_end): Likewise.
14058 * arm-protos.h (thumb_call_via_reg): Declare.
14059 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14060 thumb_call_via_reg in normal case.
14062 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14064 PR middle-end/19084
14065 PR rtl-optimization/19348
14066 * recog.c (peephole2_optimize): Do global life update if some peephole
14067 decides it doesn't need at least one of its inputs and that change
14068 influences liveness at the start of the basic block.
14070 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14071 arguments instead of 1.
14073 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14075 PR middle-end/18820
14076 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14077 zero for nested functions needing a static chain or functions
14078 with a non-constant address.
14080 2005-01-13 Roger Sayle <roger@eyesopen.com>
14082 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14083 (and (sign_extend X) C) into (zero_extend (and X C)).
14085 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14087 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14089 2005-01-13 Richard Henderson <rth@redhat.com>
14094 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14095 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14096 not just TARGET_SSE.
14097 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14098 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14099 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14100 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14101 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14102 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14103 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14104 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14105 (movdicc_c_rex64): Rename with '*'.
14106 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14107 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14108 (movsfcc_1_387): Rename from movsfcc_1.
14109 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14110 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14111 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14112 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14113 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14114 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14115 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14116 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14117 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14118 sse_movdfcc_const0_4): Remove.
14119 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14120 recognize min/max early. Update for changed sse cmove patterns.
14121 (ix86_split_sse_movcc): New.
14122 * config/i386/i386-protos.h: Update.
14124 2005-01-13 Steven Bosscher <stevenb@suse.de>
14126 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14127 (fix_stmt_v_may_defs): Likewise.
14129 2005-01-13 Richard Henderson <rth@redhat.com>
14131 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14132 for converting the mask.
14134 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14136 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14139 2005-01-13 Richard Henderson <rth@redhat.com>
14141 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14142 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14143 IX86_BUILTIN_MOVDQ2Q): Remove.
14144 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14145 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14146 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14148 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14149 (sse2_pextrw): Fix immediate constraint.
14150 (sse2_loadq, sse2_loadq_rex64): Remove.
14151 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14152 Use __builtin_ia32_vec_ext_<size>.
14153 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14155 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14157 * function.c (assign_parm_setup_block): Look inside original
14158 entry_parm when inspecting PARALLEL.
14160 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14161 Joel Sherrill <joel@oarcorp.com>
14164 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14165 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14166 rtems_gxx_recursive_mutex_init.
14167 (__gthread_recursive_mutex_lock): New function.
14168 (__gthread_recursive_mutex_trylock): Likewise.
14169 (__gthread_recursive_mutex_unlock): Likewise.
14171 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14173 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14175 2005-01-13 Jan Beulich <jbeulich@novell.com>
14177 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14178 (ashrti3_internal): Indicate output is early clobber. Generate result
14179 into output rather than first input. Use move for low word of output
14180 if shift count is exactly 64.
14181 (lshrti3_internal): Likewise.
14183 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14187 * reload1.c (delete_output_reload): Don't delete an output reload
14188 if the pseudo lives longer than a single basic block. Adjust and
14189 improve wording of comment.
14191 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14194 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14195 of TYPE_SIZE where we mean the number of bytes.
14197 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14199 * function.c (assign_parm_setup_block): Relax condition on
14200 multi-register optimization.
14202 2005-01-12 Nick Clifton <nickc@redhat.com>
14204 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14205 an "in_delay_slot" attribute of "no" to prevent them being used in
14206 delay slots. This is forbidden because they might generate
14209 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14212 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14213 with r->Y and Y->r.
14215 2005-01-12 Nick Clifton <nickc@redhat.com>
14217 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14218 passed on to GAS) but do not define, as GAS no longer supports or
14219 needs the -m2000 option.
14221 2005-01-11 Roger Sayle <roger@eyesopen.com>
14223 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14224 type as args of unprototyped builtins aren't automatically promoted.
14225 (fold_builtin_abs): Likewise.
14227 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14229 * Makefile.in: Set a `build-warn' variable.
14231 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14233 PR tree-optimization/17949
14234 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14235 (find_interesting_uses_address): Use it.
14237 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14239 * regrename.c (kill_value): Handle subreg's that won't simplify.
14241 2005-01-11 Richard Henderson <rth@redhat.com>
14244 * config/i386/i386.h (enum ix86_builtins): Move ...
14245 * config/i386/i386.c: ... here.
14246 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14247 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14248 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14249 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14250 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14251 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14252 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14253 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14254 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14255 IX86_BUILTIN_LOADDDUP): Remove.
14256 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14257 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14258 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14259 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14260 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14261 (ix86_init_builtins): Make static.
14262 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14263 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14264 if all the modes match. Otherwise, fake it.
14265 (get_element_number, ix86_expand_vec_init_builtin,
14266 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14267 (ix86_expand_builtin): Make static. Update for changed builtins.
14268 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14269 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14270 (ix86_expand_vector_init_duplicate): New.
14271 (ix86_expand_vector_init_low_nonzero): New.
14272 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14273 Split out from ix86_expand_vector_init; handle integer modes.
14274 (ix86_expand_vector_init): Use them.
14275 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14276 * config/i386/i386-protos.h: Update.
14277 * config/i386/predicates.md (reg_or_0_operand): New.
14278 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14279 (movv2sf_internal): Likewise. And a splitter to match them all.
14280 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14281 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14282 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14283 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14284 (mmx_pinsrw): Fix operand ordering.
14285 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14286 rather than sse_loadss expander.
14287 (movv2df splitter): Similarly.
14288 (sse_loadss, sse_loadlss): Remove.
14289 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14290 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14291 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14292 (sse3_movddup): Rename with '*'.
14293 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14294 (sse2_loadsd): Remove.
14295 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14296 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14297 (sse2_pinsrw): Fix argument ordering.
14298 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14299 (sse2_stored): Remove 'r' destination.
14300 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14301 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14302 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14303 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14304 vec_extractv16qi, vec_initv16qi): New.
14306 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14307 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14308 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14310 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14311 (_mm_load_si128, _mm_store_si128): Likewise.
14312 (_mm_load1_pd): Use _mm_set1_pd.
14313 (_mm_load_sd): Use _mm_set_sd.
14314 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14315 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14316 (_mm_set_epi64): Use _mm_set_epi64x.
14317 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14318 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14319 _mm_setr_epi8): Use _mm_set_foo form.
14320 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14321 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14322 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14323 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14324 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14325 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14326 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14327 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14328 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14329 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14330 (_mm_movedup_pd): Use _mm_shuffle_pd.
14331 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14332 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14333 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14334 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14335 Use _mm_setzero_ps.
14336 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14337 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14338 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14339 (_mm_store_ps): Use raw dereference.
14340 (_mm_store1_ps): Use _mm_storeu_ps.
14341 (_mm_storer_ps): Use _mm_store_ps.
14342 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14343 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14345 2005-01-11 Stan Shebs <shebs@apple.com>
14347 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14348 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14350 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14353 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14354 Skip all DECLs except for FIELD_DECLs.
14356 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14358 * config/s390/s390.c (override_options): Return error if
14359 -mbackchain, -mpacked-stack and -mhard-float are used together.
14360 (s390_va_start): Remove the backchain && packed-stack special case.
14361 (s390_gimplify_va_arg): Likewise.
14362 * doc/invoke.texi: Remove the ABI incompatibility note.
14364 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14366 * config/s390/s390.c (struct s390_frame_layout): Remove
14368 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14369 save_backchain_p with TARGET_BACKCHAIN.
14371 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14374 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14375 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14376 * function.c (locate_and_pad_parm): Set new field.
14377 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14378 Tweak where_pad test to include "none". Always set mem align for
14380 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14381 not sufficient for type.
14382 (assign_parm_setup_block): If stack_parm is zero on entry, always
14383 make a new stack local. Block move old stack parm if necessary
14384 to new aligned stack local.
14385 (assign_parm_setup_stack): Use a block move to handle
14386 potentially misaligned entry_parm.
14387 (assign_parms_unsplit_complex): Specify required alignment when
14388 creating stack local.
14389 * calls.c (compute_argument_addresses): Override alignment of stack
14390 arg calculated from its type with the alignment given by
14391 FUNCTION_ARG_BOUNDARY.
14392 (store_one_arg): Likewise.
14394 2005-01-11 Jan Beulich <jbeulich@novell.com>
14396 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14397 Change respective itanium_class attribute to ialu.
14398 (shladdp4_internal): New.
14399 * config/ia64/predicates.md (shladd_log2_operand): New.
14401 2005-01-11 Richard Henderson <rth@redhat.com>
14403 * expr.c (store_constructor): Use rtvec_alloc instead of
14404 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14406 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14408 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14410 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14412 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14413 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14414 (TARGET_RWRELOC): Define.
14415 (ia64_rwreloc_section_type_flags): Delete.
14416 (ia64_section_type_flags): New function.
14417 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14418 (TARGET_RWRELOC): Define.
14420 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14423 * config/ia64/ia64.c (process_set): For alloc insn, only call
14424 process_epilogue is !frame_pointer_needed.
14426 2005-01-10 Roger Sayle <roger@eyesopen.com>
14429 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14430 unary operator and can't be treated as a binary/comparison operator.
14432 2005-01-10 Richard Henderson <rth@redhat.com>
14434 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14435 (ix86_return_in_memory): Likewise.
14436 (function_arg_advance): Likewise. Mirror structure in function_arg
14437 for choosing register to advance.
14439 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14441 * tree-vectorizer.c, tree.def: Fix comment typos.
14443 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14445 * config/s390/s390.c (struct processor_costs): 4 new fields:
14446 ddbr, ddr, debr, der.
14447 (s390_rtx_costs): More precise handling of divide instructions.
14449 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14451 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14453 2005-01-10 Jan Beulich <jbeulich@novell.com>
14455 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14456 names resulting from -ffunction-sections/-fdata-sections and linkonce
14458 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14459 based on the section name. Rearrange the section name comparison logic
14460 slightly so that each section name is compared against at most once.
14462 2005-01-10 Ben Elliston <bje@au.ibm.com>
14464 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14465 targets for which -fPIC reduces limitations on the GOT size.
14467 2005-01-09 Falk Hueffner <falk@debian.org>
14469 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14472 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14475 * collect2.c (main): Set aixrtl_flag for -brtl option.
14476 (resolve_lib_name): Search for .so file extension before .a
14477 if aixrtl_flag set.
14479 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14481 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14482 (vect_analyze_data_refs_alignment): Add dump prints.
14484 2005-01-09 Ira Rosen <irar@il.ibm.com>
14486 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14487 expr_invariant_in_loop_p.
14488 Initialize outputs first thing in the function.
14489 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14490 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14491 (vect_analyze_pointer_ref_access): Check that the initial condition of
14492 the access function is loop invariant.
14494 2005-01-09 Richard Henderson <rth@redhat.com>
14496 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14497 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14498 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14499 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14500 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14501 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14502 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14503 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14504 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14505 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14506 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14507 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14508 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14509 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14510 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14511 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14512 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14513 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14514 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14515 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14516 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14517 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14518 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14520 (mmx_clrdi, pavgusb): Remove.
14521 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14522 with leading sse_ prefix.
14523 * config/i386/sse.md: Receive them.
14524 * config/i386/mmx.md: New file.
14525 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14526 (subrv2sf3): Turn into expander for normal subtraction.
14527 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14528 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14529 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14530 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14531 commutative; use ix86_binary_operator_ok.
14532 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14533 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14534 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14535 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14536 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14537 Macroize from existing patterns; use ix86_binary_operator_ok.
14538 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14539 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14540 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14541 with vec_select+vec_concat.
14542 (mmx_pshufw, mmx_pshufw_1): Likewise.
14543 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14544 (mmx_uavgv4hi3): Model correctly.
14545 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14546 _mm_xor_si64): Remove casts.
14548 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14550 PR tree-optimization/19224
14551 * tree-scalar-evolution.c (get_instantiated_value,
14552 set_instantiated_value): New functions.
14553 (instantiate_parameters_1): Cache the results.
14554 (instantiate_parameters, resolve_mixers): Initialize and free
14557 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14559 * config/i386/i386.md (addhi_4): Correct reference in comment.
14562 2005-01-08 Richard Henderson <rth@redhat.com>
14564 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14565 (_mm_cvtsi128_si64x): Likewise.
14566 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14567 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14568 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14569 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14570 * config/i386/i386-protos.h: Update.
14571 * config/i386/i386.c (print_operand): Add 'H'.
14572 (ix86_fixup_binary_operands): Split out from ...
14573 (ix86_expand_binary_operator): ... here.
14574 (ix86_fixup_binary_operands_no_copy): New.
14575 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14576 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14577 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14578 (safe_vector_operand): Use CONST0_RTX.
14579 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14580 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14581 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14582 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14584 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14585 (IX86_BUILTIN_CMPNGESS): New.
14586 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14587 (attr type): Add sselog1.
14588 (attr unit, attr memory): Handle it.
14589 (movti, movti_internal, movti_rex64): Move near other integer moves.
14590 (movtf, movtf_internal): Move near other fp moves.
14591 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14592 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14593 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14594 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14595 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14596 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14597 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14598 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14599 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14600 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14601 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14602 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14603 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14604 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14605 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14606 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14607 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14608 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14609 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14610 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14611 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14612 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14613 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14614 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14615 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14616 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14617 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14618 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14619 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14620 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14621 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14622 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14623 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14624 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14625 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14626 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14627 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14628 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14629 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14630 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14631 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14632 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14633 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14634 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14636 (SSEPUSH, push<SSEPUSH>): Remove.
14637 (MMXPUSH, push<MMXPUSH>): Remove.
14638 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14639 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14640 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14641 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14642 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14643 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14644 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14645 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14646 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14647 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14648 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14649 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14650 (ppro_sse_log_V4SF): Handle sselog1.
14651 * config/i386/predicates.md (const_0_to_1_operand): New.
14652 (const_0_to_255_mul_8_operand): New.
14653 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14654 (const_2_to_3_operand, const_4_to_7_operand): New.
14655 * config/i386/sse.md: New file.
14656 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14657 (sse_movups): Rename from sse_movups_1.
14658 (sse_loadlss): Rename from sse_loadss_1.
14659 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14661 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14662 (absv4sf2, negv2df, absv2df): New.
14663 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14664 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14665 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14666 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14667 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14668 (sse3_addsubv4sf3): Model correctly.
14669 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14670 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14671 (sse_movhlps): Model with vec_select+vec_concat.
14672 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14673 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14674 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14675 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14676 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14677 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14678 sse2_pshufhw_1): Likewise.
14679 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14680 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14681 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14682 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14683 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14684 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14685 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14686 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14687 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14688 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14689 sminv8hi3): Mark commutative
14690 operands. Use ix86_binary_operator_ok.
14691 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14692 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14693 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14694 sse2_punpcklqdq): Allow operand2 in memory.
14695 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14696 sse2_movsd): Add memory alternatives.
14697 (sse_storelps): Turn expander into an insn; split after reload.
14698 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14699 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14701 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14703 * configure.ac (DWARF-2 debug_line): Use objdump.
14704 * configure: Regenerate.
14706 2005-01-08 Jeff Law <law@redhat.com>
14707 Diego Novillo <dnovillo@redhat.com>
14709 PR tree-optimization/18241
14710 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14711 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14712 statements with volatile operands.
14713 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14714 operands after marking a statement with has_volatile_ops.
14716 2005-01-08 Roger Sayle <roger@eyesopen.com>
14718 * tree.c (int_fits_type_p): Always honor integer constant
14719 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14721 2005-01-08 Roger Sayle <roger@eyesopen.com>
14723 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14724 the latent bug in rtl_delete_block has been resolved.
14726 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14728 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14729 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14731 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14733 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14734 library as @multilib_dir@/$(SHLIB_SONAME).
14736 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14738 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14739 * configure: Regenerate.
14741 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14743 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14746 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14749 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14750 Convert non-word aligned offset address using ld/std into
14753 2005-01-07 Richard Henderson <rth@redhat.com>
14755 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14757 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14759 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14761 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14763 PR tree-optimization/19283
14764 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14765 is not shorter than the original type.
14767 PR rtl-optimization/19012
14768 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14770 PR rtl-optimization/18861
14771 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14772 (FULL_STATE): Define.
14773 (mark_tablejump_edge): New function.
14774 (purge_dead_tablejump_edges): New function.
14775 (find_bb_boundaries): Use it.
14777 PR tree-optimization/18828
14778 * builtins.c (expand_builtin_next_arg): Remove argument and all
14779 the argument checking.
14780 (expand_builtin): Adjust caller.
14781 (expand_builtin_va_start): Likewise. Remove error for too many
14783 (fold_builtin_next_arg): Issue error for too many arguments.
14784 After checking arguments, replace them with magic arguments that
14785 prevent further checking of the args.
14787 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14789 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14791 2005-01-06 Roger Sayle <roger@eyesopen.com>
14794 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14795 and %{.S:...} (and their negative variants) to test whether the
14796 input file is assembler or pre-processed-assembler independent of
14797 the actual filename extension.
14799 2005-01-06 Roger Sayle <roger@eyesopen.com>
14801 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14802 of sign or zero extended values.
14804 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14806 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14807 for IBM long double format correctly.
14809 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14811 Fix PR tree-optimization/18792
14813 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14814 to first_loop_depth, and use loop depth instead of loop number.
14815 (build_classic_dir_vector): Ditto.
14816 (compute_data_dependences_for_loop): Use depth, not loop number.
14817 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14818 number. Pass in loops, instead of loop numbers.
14819 (gather_interchange_stats): Ditto.
14820 (linear_transform_loops): Ditto.
14822 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14825 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14826 biv_fits_mode_p, extension_within_bounds_p): New functions.
14827 (check_ext_dependent_givs): Use them.
14829 2005-01-06 Roger Sayle <roger@eyesopen.com>
14831 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14832 more than one barrier, in which case we should delete them all.
14834 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14836 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14838 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14840 Fix PR middle-end/19286
14842 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14843 output this subprogram, simply ignore this attempt to do it again.
14844 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14845 origin attribute if it's not possible.
14846 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14847 (decls_for_scope): Ditto.
14848 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14849 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14851 2005-01-05 Richard Henderson <rth@redhat.com>
14854 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14855 (bdesc_2arg): Use it.
14856 (ix86_expand_binop_builtin): Force operands into registers
14858 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14859 ix86_expand_sse_compare, ix86_expand_sse_comi,
14860 ix86_expand_builtin): Likewise.
14862 2005-01-05 Richard Henderson <rth@redhat.com>
14864 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14866 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14867 (mulv4hi3): Set itanium_class mmmul.
14868 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14869 (fpack): Rename from fpack_sfsf.
14871 2005-01-05 Richard Henderson <rth@redhat.com>
14874 * reload1.c (do_input_reload): Restrict the optimization deleteing
14875 a previous output reload to RELOAD_FOR_INPUT.
14877 2005-01-05 Steven Bosscher <stevenb@suse.de>
14879 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14880 comment that we fall through after case.
14881 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14882 (distribute_links): Likewise.
14883 * cse.c (cse_insn): Likewise.
14884 * cselib.c (cselib_invalidate_mem): Likewise.
14885 * df.c: Update comments at the top of the file.
14886 (read_modify_subreg_p): Update comments here too.
14887 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14888 * flow.c (mark_set_1): Likewise.
14889 (mark_used_regs): Likewise.
14890 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14891 (canon_list_insert): Likewise.
14892 (mark_set): Likewise.
14893 (try_replace_reg): Likewise.
14894 (store_killed_in_insn): Likewise.
14895 * loop.c (count_one_set): Likewise.
14896 (basic_induction_var): Likewise.
14897 * postreload-gcse.c (find_mem_conflicts): Likewise.
14898 * postreload.c (reload_combine_note_store): Likewise.
14899 (move2add_note_store): Likewise.
14900 * reload.c (find_equiv_reg): Likewise.
14901 (mark_referenced_resources): Likewise.
14902 * rtlanal.c (set_noop_p): Likewise.
14903 (note_stores): Likewise.
14904 (note_uses): Likewise.
14905 * sched-deps.c (sched_analyze_1): Likewise.
14906 * sched-rgn.c (check_live_1): Likewise.
14907 (update_live_1): Likewise.
14908 * config/i860/i860.c: Likewise.
14910 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
14912 (ZERO_EXTRACT): Mention that this one can be an lvalue.
14914 * doc/rtl.texi: Update documentation for bit-fields and SET.
14916 2005-01-05 Roger Sayle <roger@eyesopen.com>
14918 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
14920 2005-01-05 Jan Hubicka <jh@suse.cz>
14921 Richard Henderson <rth@redhat.com>
14924 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
14927 2005-01-05 Richard Henderson <rth@redhat.com>
14930 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
14931 (sse_shufps): Change operand 3 to const_int_operand.
14932 (sse2_storelps): Fix typo in template.
14933 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
14934 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
14935 (ix86_expand_builtin): Likewise.
14937 2005-01-05 Julian Brown <julian@codesourcery.com>
14939 * config/arm/arm.c (arm_return_in_memory): Treat complex types
14940 as aggregates for AAPCS ABIs.
14942 2005-01-05 Stan Shebs <shebs@apple.com>
14944 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
14945 Mach-O getters if ppc64.
14946 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
14948 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
14949 signed four-byte field for global code case.
14950 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
14952 2005-01-05 Roger Sayle <roger@eyesopen.com>
14954 PR middle-end/19100
14955 * c-common.c: Include real.h.
14956 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
14957 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
14958 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
14959 * Makefile.in (c-common.o): Update dependencies.
14961 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14963 * c-parse.in (asm_string): Add trailing semicolon.
14965 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14967 * c-parse.in (asm_string): New. Don't allow wide strings in
14969 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
14970 asm_string instead of STRING.
14972 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14974 * c-typeck.c (constructor_no_implicit): Remove.
14975 (set_designator, process_init_element): Don't check
14976 constructor_no_implicit.
14978 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
14979 Kaz Kojima <kkojima@gcc.gnu.org>
14982 * lcm.c (create_pre_exit): New.
14983 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
14984 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
14986 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14988 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
14989 -msoft-float in target_float_switch.
14990 * arm.c (arm_override_options): Fix processing of target_float_switch.
14992 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14994 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
14997 2004-01-05 Uros Bizjak <uros@kss-loka.si>
14999 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15000 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15002 2005-01-04 Roger Sayle <roger@eyesopen.com>
15004 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15005 if deleting the then-block allows the test-block to fallthru to the
15008 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15011 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15012 after the full declaration if the are in two different TUs.
15014 2005-01-04 Richard Henderson <rth@redhat.com>
15017 * tree-sra.c (generate_one_element_init): Just
15018 call gimplify_and_add.
15019 (generate_element_init): Record the
15020 new referenced variables and mark them for renaming
15021 and split out to ...
15022 (generate_element_init_1): This.
15023 (scalarize_init): Don't call push_gimplify_context/
15024 pop_gimplify_context.
15026 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15028 * toplev.c (get_src_pwd): Handle failure of getpwd().
15030 2005-01-04 Roger Sayle <roger@eyesopen.com>
15032 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15034 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15035 all the cases handled by it are inverted by invert_truthvalue.
15037 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15039 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15040 (save_register_windowsi): Likewise.
15042 2005-01-04 Richard Henderson <rth@redhat.com>
15044 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15046 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15048 PR middle-end/17767
15049 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15050 any simplifications of vector mode comparison operators.
15051 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15053 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15054 Devang Patel <dpatel@apple.com>
15056 PR tree-optimization/18308
15057 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15058 the operands before creating a new expression.
15059 * dojump.c (do_jump): Make drop_through_label available
15060 for all cases. Add expansion of COND_EXPR.
15062 2005-01-04 Ira Rosen <irar@il.ibm.com>
15064 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15065 INTEGER_CST instead of TREE_CONSTANT.
15066 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15067 instead of TREE_CONSTANT.
15068 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15069 instead of TREE_CONSTANT.
15071 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15073 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15075 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15078 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15079 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15081 2005-01-03 Richard Henderson <rth@redhat.com>
15083 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15084 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15085 fold_convert_const_real_from_real): Split out from ...
15086 (fold_convert_const): ... here.
15088 2005-01-03 Richard Henderson <rth@redhat.com>
15091 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15092 (mov<MMXMODEI>_internal): Likewise.
15093 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15094 Add V2SF case; use it for SSE1; don't use TI.
15095 (movdf_integer): Likewise.
15096 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15098 2005-01-03 Ira Rosen <irar@il.ibm.com>
15100 * tree-vectorizer.c (vect_strip_conversions): New function.
15101 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15102 check for binary class.
15104 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15108 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15110 * gimple-low.c (mark_blocks_with_used_vars): New function.
15111 (mark_blocks_with_used_subblocks): Ditto.
15112 (mark_used_blocks): Ditto.
15113 (pass_mark_used_blocks): New pass.
15114 * tree-inline.c: Include debug.h.
15115 (expand_call_inline): Call outlining_inline_function here.
15116 * tree-optimize.c (init_tree_optimization_passes): Add
15117 pass_mark_used_blocks.
15118 * tree-pass.h (pass_mark_used_blocks): New.
15119 * Makefile.in (tree-inline.o): Add debug.h dependency.
15121 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15123 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15124 VAR_DECLs to have weak_import attribute.
15126 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15129 2004-01-03 Steven Bosscher <stevenb@suse.de>
15131 * passes.c (rest_of_compilation): Don't run regmove if only
15132 flag_expensive_optimizations, require flag_regmove instead.
15134 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15136 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15138 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15139 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15140 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15141 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15143 2005-01-03 Richard Henderson <rth@redhat.com>
15145 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15146 (ia64_const_ok_for_letter_p): New.
15147 (ia64_const_double_ok_for_letter_p): New.
15148 (ia64_extra_constraint): New.
15149 (ia64_expand_vecint_compare): New.
15150 (ia64_expand_vcondu_v2si): New.
15151 (ia64_expand_vecint_cmov): New.
15152 (ia64_expand_vecint_minmax): New.
15153 (ia64_print_operand): Add 'v'.
15154 (ia64_preferred_reload_class): New.
15155 (ia64_vector_mode_supported_p): New.
15156 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15157 (PREFERRED_RELOAD_CLASS): Move to function.
15158 (CONST_OK_FOR_LETTER_P): Move to function.
15159 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15160 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15161 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15162 (EXTRA_CONSTRAINT): Move to function.
15163 * config/ia64/ia64.md: Include vect.md.
15164 (itanium_class): Add mmalua.
15166 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15168 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15169 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15171 (const_int_2bit_operand): New.
15172 (fr_reg_or_0_operand): New.
15173 * config/ia64/ia64-modes.def: Add vector modes.
15174 * config/ia64/ia64-protos.h: Update.
15175 * config/ia64/vect.md: New file.
15177 2005-01-03 Richard Henderson <rth@redhat.com>
15179 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15181 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15184 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15186 (log1pdf2): Change mode of operands[0,1] to DFmode.
15188 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15190 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15191 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15192 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15193 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15194 SPARC_RELAXED_ORDERING.
15196 2005-01-03 Richard Henderson <rth@redhat.com>
15197 Uros Bizjak <uros@kss-loka.si>
15200 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15201 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15202 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15204 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15205 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15206 const_pow2_1_to_128_operand): New predicates.
15208 2005-01-02 Greg McGary <greg@mcgary.org>
15210 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15212 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15213 object. [ptr_type]: Remove unused variable.
15214 Remember nearest addressable array-element or record-component
15215 when checking bitfield components. Tolerate empty BIND_EXPR.
15217 2005-01-01 Richard Henderson <rth@redhat.com>
15219 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15220 that don't narrow the value. Fail for other conversions.
15222 2005-01-01 Richard Henderson <rth@redhat.com>
15225 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15226 * c-lang.c (finish_file): Don't do it here.
15227 * objc/objc-act.c (objc_finish_file): Likewise.
15229 * cgraph.c (decl_assembler_name_equal): New.
15230 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15231 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15232 * cgraph.h (struct cgraph_varpool_node): Add next.
15233 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15234 * varasm.c (assemble_alias): Mark the target as needed.
15236 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15238 PR middle-end/19221
15239 * function.c (get_arg_pointer_save_area): Use entry_of_function
15240 instead of get_insns.
15242 2005-01-01 Roger Sayle <roger@eyesopen.com>
15243 Andrew Pinski <pinskia@physics.uc.edu>
15244 James E. Wilson <wilson@specifixinc.com>
15246 PR rtl-optimization/12092
15247 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15250 2005-01-01 Roger Sayle <roger@eyesopen.com>
15251 Olivier Hainque <hainque@act-europe.fr>
15253 * tree.c (int_fits_type_p): A narrower type always fits in a
15254 wider one, except for negative values into unsigned types.
15256 2005-01-01 Roger Sayle <roger@eyesopen.com>
15258 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15259 with the original constant rather than require TREE_OVERFLOW.
15261 2005-01-01 Steven Bosscher <stevenb@suse.de>
15263 PR middle-end/17544
15264 * c-decl.c (finish_function): If compiling C99, annotate the
15265 compiler generated return with the current file name and line 0.
15266 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15267 the source line is greater than 0.
15268 (remove_bb): Likewise.