1 2005-05-03 James E Wilson <wilson@specifixinc.com>
3 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5 2005-05-03 DJ Delorie <dj@redhat.com>
7 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
8 decide if the warning will be printed.
9 * calls.c (expand_call): Likewise.
10 * function.c (init-function_start): Likewise.
12 * common.opt (-fdiagnostics-show-option): New.
13 * opts.c (option_enabled): Accept the option index instead of a
14 pointer to the option descriptor.
15 * opts.h (option_enabled): Likewise.
16 * toplev.c (print_switch_values): Pass option index, not option
18 * diagnostic.h (diagnostic_info): Add option_index.
19 * diagnostic.c: Include opts.h.
20 (diagnostic_set_info): Initialize option_index.
21 (diagnostic_report_diagnostic): Amend option name if appropriate.
22 (warning): Check to see if the specified warning is enabled.
24 * doc/invoke.texi (-fdiagnostics-show-options): Document.
26 2005-05-03 Richard Henderson <rth@redhat.com>
28 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
29 SPEC_OR_GEN_REGS definitions.
31 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
34 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
35 for unavailable registers.
37 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
39 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
41 * cfglayout.c (block_locators_blocks,
42 insn_locators_initialize, insn_scope): Use VEC instead of
45 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
46 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
49 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
51 * config/sparc/predicates.md (const_compl_high_operand): New.
52 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
54 (sparc_emit_set_const64_quick1): Adjust for above change.
55 (sparc_emit_set_const64_quick2): Likewise.
56 (sparc_emit_set_const64_longway): Likewise.
57 (sparc_emit_set_const64): Likewise.
58 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
59 movdi_const64_special): Delete.
60 (logical constant splitters): Use const_compl_high_operand.
62 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
64 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
65 rather than STRIP_NOPS.
67 2005-05-03 Jakub Jelinek <jakub@redhat.com>
69 PR rtl-optimization/21330
70 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
72 (unswitch_single_loop): Clear cinsn when retrying.
75 * config/i386/i386.c (legitimize_address): When canonicalizing
76 ASHIFT into MULT, multiply by 1 << shift_count instead of
77 1 << log2 (shift_count).
79 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
81 * lambda-code.c (gcc_loop_to_lambda_loop,
82 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
83 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
84 generic operand interface.
85 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
86 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
87 generic operand interface.
88 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
89 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
90 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
91 num_imm_uses): Use ssa_use_operand_t.
92 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
93 get_v_must_def_ops): Delete.
94 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
95 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
96 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
97 get_v_must_def_kill_ptr): Delete.
98 (delink_stmt_imm_use): Move and use new operand interface.
99 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
100 op_iter_next_tree): Use new operand implementation.
101 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
102 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
104 (op_iter_next_mustdef, op_iter_next_maydef,
105 op_iter_next_must_and_may_def): Delete. Replace with...
106 (op_iter_next_maymustdef): New. Combine must and may next operations.
107 (op_iter_init_maydef, op_iter_init_mustdef,
108 op_iter_init_must_and_may_def): Use new interface.
109 (single_ssa_tree_operand ): New. Process single operands only as trees.
110 (single_ssa_use_operand): New. Process single operands only as uses.
111 (single_ssa_def_operand): New. Process single operands only as defs.
112 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
114 (num_ssa_operands): New. Count the number of specified operands.
115 (compare_ssa_operands_equal): New. Compare two statements' operands.
116 (single_phi_def): New. Return true if PHI has one def of the specified
118 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
119 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
120 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
121 (struct stmt_ann_d): Operands field no longer require GTY().
122 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
123 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
124 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
125 dump_replaceable_exprs, rewrite_trees): Use generic interface.
126 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
127 Use use_operand_p instead of ssa_imm_use_t *.
128 * tree-pretty-print.c (dump_vops): check if operands are active before
129 dumping virtual operands.
130 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
131 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
132 (ccp_fold): Use new interface.
133 (ccp_visit_stmt): Remove unused variables and code.
134 (convert_to_gimple_builtin): Insert statements before calling
135 mark_new_vars_to_rename.
136 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
137 (copy_prop_visit_cond_stmt): Use generic interface.
138 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
140 (thread_across_edge): Use generic interface.
141 (initialize_hash_element): Initialzie with stmt, not annotation.
142 (eliminate_redundant_computations): Use generic interface.
143 (record_equivalences_from_stmt): Pass stmt, not annotation.
144 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
146 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
147 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
148 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
149 generic operand interface.
150 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
152 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
154 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
155 (build_defs, build_uses, build_v_may_defs, build_vuses,
156 build_v_must_defs): Change type to struct opbuild_list_d.
157 (ops_active): New. Operands active boolean.
158 (operand_memory, operand_memory_index): New. Operand memory managers.
159 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
160 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
161 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
162 Change from functions to static variable list heads.
163 (opbuild_initialize_virtual): New. Initialize a virtual build list.
164 (opbuild_initialize_real): New. Initialize a virtual build list.
165 (opbuild_free): New. Free a build list.
166 (opbuild_num_elems): New. Number of items in a list.
167 (opbuild_append_real): New. Add a real (tree *) operand.
168 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
169 (opbuild_first): New. Return first element index in a list.
170 (opbuild_next): New. Return next element in a list.
171 (opbuild_elem_real): New. Return real element.
172 (opbuild_elem_virtual): New. Return virtual element.
173 (opbuild_elem_uid): New. Return UID of virtual element.
174 (opbuild_clear): New. Reset an operand list.
175 (opbuild_remove_elem): New. Remove an element form a list.
176 (ssa_operands_active): New. Return true if operand cache is active.
177 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
178 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
179 (correct_use_link): Use use_operand_p.
180 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
181 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
182 (cleanup_v_may_defs): Use new implmentation.
183 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
185 (append_def, append_use, append_v_may_def, append_vuse,
186 append_v_must_def): Call opbuild_append routine instead of using varray.
187 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
188 global parse_old_ops variable.
189 (free_ssa_operands): New implementation.
190 (update_stmt_operands): Move. Change argument to build_ssa_operands.
191 (copy_virtual_operands): Move. New generic implementation.
192 (create_ssa_artficial_load_stmt): Move. New implementation.
193 (swap_tree_operands): Update for new implementation.
194 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
195 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
196 rather than a varray.
197 (verify_imm_links): Use use_operand_p.
198 (dump_immediate_uses_for): If the immediate use variable is a virtual
199 variable, show the virtual ops in the stmt.
200 * tree-ssa-operands.h (def_operand_p): No longer a structure.
201 (NULL_DEF_OPERAND_P): Now a #define.
202 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
203 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
204 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
205 mustdef_optype_d): New. Use Linked list representation.
206 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
207 (struct ssa_operand_memory_d): New. Allocated Chunk node.
208 (struct stmt_operands_d): Change to new pointers that are not GTY.
209 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
210 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
211 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
212 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
213 SET_V_MUST_DEF_KILL): Delete.
214 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
215 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
216 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
217 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
218 (enum ssa_op_iter_type): Operand iterator typechecking values.
219 (struct ssa_operand_iterator_d): Use linked lists of operands.
220 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
221 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
222 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
223 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
224 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
225 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
226 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
227 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
228 * tree-ssa-opfinalize.h: New. Function templates for expansion.
229 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
230 alloc_vuse, and alloc_mustdef.
231 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
232 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
233 and finalize_ssa_v_must_def_ops.
234 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
235 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
237 (compute_avail): Use generic iterator interface.
238 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
239 (stmt_makes_single_load, stmt_makes_single_store): Use
241 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
242 (statement_sink_location): Use generic interface.
243 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
244 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
245 reset the immediate use link nodes.
246 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
247 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
248 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
249 (eliminate_tail_call): Use generic operand interface.
250 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
251 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
253 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
255 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
256 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
258 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
259 Use statement pointer instead of vuse_optype. Use generic interface.
260 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
261 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
262 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
263 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
264 * doc/tree-ssa.texi: Update documentation for operand interface.
266 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
268 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
269 gcc_unreachable as appropriate.
270 (machopic_function_base_name, machopic_indirect_data_reference,
271 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
272 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
273 * config/rs6000/altivec.md (*mov<mode>_internal,
274 build_vector_mask_for_load): Likewise.
275 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
276 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
277 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
278 * config/rs6000/predicates.md (easy_fp_constant,
279 logical_operand): Likewise.
280 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
281 compute_save_world_info, rs6000_emit_prologue,
282 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
283 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
286 2005-05-03 Uros Bizjak <uros@kss-loka.si>
289 * convert.c (convert_to_integer): Convert ceil and floor in
292 2005-04-29 Geoffrey Keating <geoffk@apple.com>
295 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
296 define_insn_and_split. Split only when memory operand is
297 offsettable. Use adjust_address rather than plus_constant.
298 (floatunssidf2_internal): Likewise.
299 (fix_truncdfsi2_internal): Split only when memory operand is
300 offsettable. Use adjust_address rather than plus_constant.
301 (fix_trunctfsi2_internal): Likewise.
302 (floatsidf2_internal): Likewise.
304 2005-05-02 Diego Novillo <dnovillo@redhat.com>
306 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
307 (set_value_range_to_null): Likewise.
308 (set_value_range_to_varying): New function. Use it in all
309 call sites that used to call set_value_range (vr, VR_VARYING, ...).
310 (extract_range_from_assert): If the integral type has a
311 super-type, and LIMIT is not within MIN and MAX values of that
312 type, set the resulting range to VR_VARYING.
314 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
316 * config/mmix/mmix.opt: New file.
317 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
318 (mmix_cc1_ignored_option): Don't declare.
319 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
320 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
321 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
322 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
323 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
324 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
325 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
326 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
328 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
329 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
330 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
332 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
335 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
336 * c-decl.c (current_function_prototype_built_in,
337 current_function_prototype_arg_types): New.
338 (merge_decls): Keep source location of prototype followed by
339 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
340 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
341 (start_function): Always set current_function_prototype_locus,
342 current_function_prototype_built_in and
343 current_function_prototype_arg_types. Check for external
344 prototype whether or not visible for external function and set
345 current_function_prototype_arg_types accordingly.
346 (store_parm_decls_oldstyle): Use
347 current_function_prototype_arg_types for checking old-style
348 definition against prototype. Give warnings only if
349 current_function_prototype_built_in).
351 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
353 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
354 (ggc_alloc_zone_stat): Don't define.
355 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
356 ggc_alloc_zone_pass_stat.
357 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
358 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
359 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
361 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
363 * calls.c (expand_call): Handle current_function_pretend_args_size
364 when checking for sibcalls.
366 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
368 PR tree-optimization/21294
369 * tree-vrp.c (vrp_expr_computes_nonzero): New.
370 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
372 2005-05-02 Janis Johnson <janis187@us.ibm.com>
375 * gcov-io.h: Declare gcov external functions hidden.
377 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
379 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
380 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
381 Use VEC instead of VARRAY.
384 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
387 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
389 * c-common.c (resolve_overloaded_builtin): Forward to target
390 hook for BUILT_IN_MD built-ins.
391 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
392 for all types of built-in.
393 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
394 in the definition of the target hooks struct.
395 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
396 * config/rs6000/altivec.h: Rewritten.
397 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
398 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
399 rs6000_builtin_type, rs6000_builtin_type_compatible,
400 altivec_overloaded_builtins, rs6000_builtin_type,
401 rs6000_builtin_type_compatible): New.
402 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
404 (def_builtin): Turn into a function. Check for duplicates and store
405 the builtin into rs6000_builtin_decls.
406 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
407 bdesc_1arg): Add overloaded builtins.
408 (altivec_expand_builtin): Check for unresolved overloaded builtins,
409 do not support ALTIVEC_COMPILETIME_ERROR.
410 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
411 nodes to represent front-end types.
412 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
413 with opaque arguments and/or return values.
414 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
415 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
416 (rs6000_builtin_type_index): New.
417 (is_ev64_opaque_type): Rename to...
418 (rs6000_is_opaque_type): ... this.
419 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
422 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
424 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
427 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
428 Bernd Schmidt <bernd.schmidt@analog.com>
430 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
431 print_address_operand, print_operand, legitimize_pic_address,
432 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
433 output_pop_multiple): Use gcc_assert or gcc_unreachable as
435 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
437 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
439 * doc/passes.texi: Document vectorization pass.
441 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
443 * tree-scalar-evolution.c (get_exit_conditions_rec,
444 select_loops_exit_conditions,
445 number_of_iterations_for_all_loops,
446 analyze_scalar_evolution_for_all_loop_phi_nodes,
447 scev_analysis): Use VEC instead of VARRAY.
449 2005-05-02 Michael Matz <matz@suse.de>
452 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
453 (warn_strict_null_sentinel): Define.
454 (check_function_sentinel): Check for null_node as valid sentinel too.
455 * c-common.h (c_tree_index): Added CTI_NULL.
456 (null_node) Define global_tree[CTI_NULL].
457 (warn_strict_null_sentinel): Declare.
458 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
459 * c.opt: (Wstrict-null-sentinel): New C++ option.
460 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
462 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
464 * gimplify.c (gimplify_compound_lval): Use VEC instead of
467 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
469 * dwarf2out.c (decl_scope_table, push_decl_scope,
470 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
473 2005-05-01 Mark Mitchell <mark@codesourcery.com>
476 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
478 * doc/cpp.texi (__DEPRECATED): Document.
479 (__EXCEPTIONS): Likewise.
480 (__GXX_WEAK__): Likewise.
482 * function.c (INVOKE__main): Do not define.
483 (expand_main_function): Check HAS_INIT_SECTION when determining
484 whether or not to call __main.
486 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
488 * tree-ssa-loop-ivopts.c: Fix a comment typo.
490 2005-01-05 Paul Brook <paul@codesourcery.com>
492 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
493 (INITIALIZE_TRAMPOLINE): Use it.
494 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
495 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
496 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
498 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
500 * doc/install.texi (Specific): Omit dots in the @anchors names
501 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
502 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
504 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
506 PR tree-optimization/18316
507 PR tree-optimization/19126
508 * tree.c (build_int_cst_type): Avoid shift by size of type.
509 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
511 * tree-scalar-evolution.h (simple_iv): Declaration changed.
512 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
514 (dump_cand): Dump depends_on information.
515 (determine_biv_step): Add argument to simple_iv call.
516 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
517 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
519 (add_candidate_1): Record depends_on for candidates.
520 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
521 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
522 Handle ivs with nonconstant step.
523 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
524 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
525 (create_new_iv): Unshare the step before passing it to create_iv.
526 (free_loop_data): Free cand->depends_on.
527 (build_addr_strip_iref): New function.
528 (find_interesting_uses_address): Use build_addr_strip_iref.
529 (strip_offset_1): Split the recursive part from strip_offset.
530 Strip constant offset component_refs and array_refs.
531 (strip_offset): Split the recursive part to strip_offset_1.
532 (add_address_candidates): Removed.
533 (add_derived_ivs_candidates): Do not use add_address_candidates.
534 (add_iv_value_candidates): Add candidates with stripped constant
535 offset. Consider all candidates with initial value 0 important.
536 (struct affine_tree_combination): New.
537 (aff_combination_const, aff_combination_elt, aff_combination_scale,
538 aff_combination_add_elt, aff_combination_add,
539 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
540 fold_affine_sum): New functions.
541 (get_computation_at): Use fold_affine_sum.
542 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
543 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
546 2005-04-30 Michael Matz <matz@suse.de>
548 * config/i386/i386.md (movmemsi): Also active when
549 TARGET_INLINE_ALL_STRINGOPS.
551 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
554 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
556 2005-04-30 Paul Brook <paul@codesourcery.com>
558 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
560 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
561 * config/arm/ieee754-sf.S: Ditto.
562 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
563 (FUNC_ALIAS): Use .thumb_set for thumb routines.
565 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
567 * tree-ssanames.c: Fix a comment typo.
568 * doc/options.texi: Fix a typo.
570 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
572 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
573 gcc_unreachable as appropriate.
574 (split_adds_subs, cond_string, print_operand,
575 h8300_initial_elimination_offset, h8300_classify_operand,
576 h8300_unary_length, h8300_short_immediate_length,
577 h8300_bitfield_length, h8300_binary_length,
578 h8300_insn_length_from_table, compute_mov_length, output_plussi,
579 compute_plussi_length, compute_plussi_cc, output_logical_op,
580 compute_logical_op_length, compute_logical_op_cc,
581 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
582 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
583 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
584 h8300_regs_ok_for_stm): Likewise.
585 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
586 monitor_prologue): Likewise.
588 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
590 * loop-invariant.c (invariants, create_new_invariant,
591 get_inv_cost, best_gain_for_invariant,
592 find_invariants_to_move, move_invariants,
593 init_inv_motion_data, free_inv_motion_data): Use VEC instead
596 2005-04-29 Richard Henderson <rth@redhat.com>
598 * function.c (instantiate_decls): Remove valid_only argument.
599 (instantiate_decls_1, instantiate_decl): Likewise.
600 (instantiate_virtual_regs_1): Delete.
601 (instantiate_virtual_regs_lossage): Delete.
602 (instantiate_virtual_regs_in_rtx): New.
603 (safe_insn_predicate): New.
604 (instantiate_virtual_regs_in_insn): New.
605 (instantiate_virtual_regs): Update to match all that. Only run
606 instantiate_decls once.
608 2005-04-29 Richard Henderson <rth@redhat.com>
609 Daniel Jacobowitz <dan@codesourcery.com>
611 * gengtype.c (write_func_for_structure): Split out ...
612 (output_type_enum): ... new function. Fix thinko accessing
613 TYPE_PARAM_STRUCT data.
615 2005-04-29 Tom Tromey <tromey@redhat.com>
617 * tree.c (build_block): Removed unused 'tags' argument.
618 * tree.h (build_block): Removed argument.
620 2005-04-29 Michael Matz <matz@suse.de>
622 PR rtl-optimization/21144
623 * postreload.c (reload_cse_move2add): Check for VOIDmode.
625 2005-04-29 Bob Wilson <bob.wilson@acm.org>
627 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
630 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
632 PR tree-optimization/21030
633 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
634 ranges where VR->MAX is smaller than VR->MIN.
636 2005-04-29 Devang Patel <dpatel@apple.com>
638 PR tree-optimization/21272
639 PR tree-optimization/21266
640 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
642 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
644 * tree-flow-inline.h: Fix a comment typo.
645 * doc/tree-ssa.texi: Fix a typo.
647 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
649 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
651 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
652 gcc_unreachable as appropriate.
653 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
654 fr30_print_operand, fr30_move_double): Likewise.
655 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
657 2005-04-29 Mark Mitchell <mark@codesourcery.com>
659 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
660 definition has already been provided.
661 (ARM_EABI_DTORS_SECTION_OP): Likewise.
662 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
663 (ARM_EABI_DTORS_SECTION_OP): Likewise.
665 2005-04-29 Jim Tison <jtison@us.ibm.com>
667 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
668 trace hooks calls to improve performance.
670 2005-04-29 Julian Brown <julian@codesourcery.com>
671 Mark Mitchell <mark@codesourcery.com>
672 Paul Brook <paul@codesourcery.com>
674 * crtstuff.c: Handle targets that use .init_array.
675 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
676 that INVOKE__main is set correctly.
677 (expand_main_function): Test INVOKE__main.
678 * libgcc2.c: Do not define __main when using .init_array.
679 * config/arm/arm.c (arm_elf_asm_constructor): New function.
680 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
682 (DTORS_SECTION_ASM_OP): Likewise.
683 (CTOR_LIST_BEGIN): Define specially when in libgcc.
684 (CTOR_LIST_END): Likewise.
685 (DTOR_LIST_BEGIN): Likewise.
686 (DTOR_LIST_END): Likewise.
687 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
688 (FINI_SECTION_ASM_OP): Likewise.
689 (INIT_ARRAY_SECTION_ASM_OP): Define.
690 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
691 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
692 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
693 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
694 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
696 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
698 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
699 gcc_assert and gcc_unreachable as appropriate.
700 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
701 const_int_cost, output_move_const_into_data_reg,
702 output_move_qimode, output_move_double, find_addr_reg,
703 print_operand, print_operand_address): Likewise.
704 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
705 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
706 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
707 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
708 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
709 conditional_trap): Likewise.
710 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
712 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
714 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
715 gcc_unreachable as appropriate.
716 (gen_conditional_move, xtensa_split_operand_pair,
717 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
718 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
719 xtensa_copy_incoming_a7, xtensa_output_literal,
720 xtensa_output_literal, xtensa_output_literal): Likewise.
721 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
722 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
723 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
724 movsicc_internal1, movsfcc_internal0,
725 movsfcc_internal1): Likewise.
727 2005-04-28 James E Wilson <wilson@specifixinc.com>
729 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
730 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
732 2005-04-28 DJ Delorie <dj@redhat.com>
734 * opt-functions.awk (var_set): Emit proper initializer for
735 non-target bitfields.
737 2005-04-28 Devang Patel <dpatel@apple.com>
739 * dbxout.c (have_used_extensions): Remove.
740 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
741 have_used_extensions.
743 2005-04-28 James E Wilson <wilson@specifixinc.com>
745 * doc/install.texi: Update -enable-languages info. Correct path to
748 2005-04-28 DJ Delorie <dj@redhat.com>
750 * optc-gen.awk (END): Make sure no variable is defined more
752 * opth-gen.awk (END): Allocate bits on a per-variable basis.
753 Allow for bitfield variables other than target_flags.
754 * doc/options.text (Mask): Document that you may specify a
755 variable other than target_flags.
757 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
759 PR rtl-optimization/18877
760 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
763 2005-04-28 David Edelsohn <edelsohn@gnu.org>
766 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
768 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
769 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
770 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
772 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
774 * arm.c (legitimize_pic_address): Fix sense of assertion test for
775 creating pseudos when the base offset is too large.
777 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
779 * global.c (earlyclobber_regclass): Change the type to
781 (check_earlyclobber): Update uses of earlyclobber_regclass.
782 (mark_reg_use_for_earlyclobber): Likewise.
783 (calculate_local_reg_bb_info): Allocate and free
784 earlyclobber_regclass using the VEC API.
786 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
788 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
791 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
793 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
796 * config.gcc: Obsolete c4x-* and tic4x-*.
798 * tree.h (edge_def): Remove.
800 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
801 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
802 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
803 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
806 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
807 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
808 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
809 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
810 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
811 machmode.def, mips-tfile.c, params.c, pretty-print.c,
812 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
813 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
814 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
815 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
816 config/i386/cygming.h, config/i386/djgpp.h,
817 config/i386/lynx.h, config/i386/netware.c,
818 config/i386/winnt.c, config/ia64/ia64-c.c,
819 config/iq2000/iq2000.c, config/m32r/little.h,
820 config/m68k/m68k-protos.h, config/m68k/m68k.h,
821 config/m68k/m68k.md, config/mcore/mcore.c,
822 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
823 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
824 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
825 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
826 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
827 config/pdp11/pdp11.h, config/rs6000/darwin.h,
828 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
829 config/s390/2064.md, config/s390/2084.md,
830 config/s390/s390-modes.def, config/s390/s390-protos.h,
831 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
832 config/stormy16/stormy16.c, config/vax/vax-protos.h,
833 config/vax/vax.c, config/vax/vax.h,
834 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
837 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
839 * c-typeck.c (build_compound_expr): Correct logic in last change.
841 2005-04-27 James E. Wilson <wilson@specifixinc.com>
843 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
844 parameters. Replace conditional move code with assert checking for
845 ar.lc. Delete obsolete comments.
846 (set_src_needs_barrier): Delete cond parameter, and code using it.
847 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
848 assert checking for PR_REGS. Fix calls to update_set_flags and
849 set_src_needs_barrier.
850 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
851 callers. Rewrite explanatory comment before the function.
852 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
855 2005-04-27 Mike Stump <mrs@apple.com>
857 * doc/cpp.texi: gcc now implements universal character names.
859 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
862 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
863 being a compound expression whose right-hand side is cast to void.
865 2005-04-27 Caroline Tice <ctice@apple.com>
867 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
868 Remove targetm.have_named_sections test.
869 (fix_edges_for_rarely_executed_code): Likewise.
870 (insert_section_boundary_note): Likewise.
871 (reorder_basic_blocks): Check partitioning flag before calling
872 verify_hot_cold_block_grouping.
873 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
874 the function struct rather than global variables.
875 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
876 (COLD_END_LABEL): Likewise
877 (cold_text_section_label): New static global variable.
878 (cold_end_label): Likewise.
879 (dwarf2out_switch_text_section): Get hot/cold section labels from
880 the function struct rather than global variables; test to make sure
882 (output_aranges): Use cold_text_section_label and cold_end_label;
883 check partitioning flag before putting out delta.
884 (output_ranges): Remove incorrect code attempting to use
886 (output_line_info): Get cold section label from function struct; test
887 to make sure cfun is defined.
888 (add_location_or_const_value_attribute): Likewise.
889 (dwarf2out_var_location): Likewise.
890 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
891 write out cold_text_section_label if partition flag is set.
892 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
893 * function.h (struct function): Add new fields to point to hot/cold
894 section labels: hot_section_label, cold_section_label,
895 hot_section_end_label and cold_section_end_label; also add new field
896 for cold text section name, unlikely_text_section_name.
897 * opts.c (decode_options): Turn off partitioning flag if
898 !targetm.have_named_sections.
899 * output.h (hot_section_label): Remove.
900 (hot_section_end_label): Remove.
901 (cold_section_end_label): Remove.
902 (unlikely_section_label): Remove.
903 (unlikely_text_section_name): Remove.
904 * passes.c (rest_of_handle_final): Remove extra blank line.
905 * varasm.c (unlikely_section_label): Remove.
906 (hot_section_label): Remove.
907 (hot_section_end_label): Remove.
908 (cold_section_end_label): Remove.
909 (unlikely_text_section_name): Remove.
910 (initialize_cold_section_name): Modify to call
911 targetm.strip_name_encoding; to store cold section name in current
912 function struct, if it exists; and to only use the decl_section_name
913 if flag_named_sections is true.
914 (unlikely_text_section): Modify to get section name out of current
915 function struct, if there is one; otherwise build it from
916 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
917 (in_unlikely_text_section): Likewise.
918 (named_section): Modify to get/put cold section name in current function
919 struct, if there is one.
920 (function_section): Change 'bool unlikely' to 'int reloc'; check
921 targetm.have_named_sections before calling named_section.
922 (current_function_section): Likewise.
923 (assemble_start_function): Modify to get/put unlikely_text_section_name
924 in current function struct; modify to get hot/cold section labels
925 from function struct; initialize labels using
926 ASM_GENERATE_INTERNAL_LABEL;
927 test partitioning flag before writing out hot section label.
928 (assemble_end_function): Test partitioning flag before writing out
929 hot/cold section labels.
930 (default_section_type_flags_1): Get cold text section name from
931 function struct if there is one; Set flags correctly for
932 cold text section if there is not a current function struct.
934 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
936 * tree-ssa-propagate.c (set_rhs): Revert last change.
938 2005-04-27 Steve Ellcey <sje@cup.hp.com>
940 * explow.c (convert_memory_address): Add gcc_assert.
942 2005-04-27 Mark Mitchell <mark@codesourcery.com>
944 * configure.ac: Check for ld --sysroot support.
945 * gcc.c: Document %R specifier for specs.
946 (SYSROOT_SPEC): New macro.
947 (sysroot_spec): New variable.
948 (static_specs): Add sysroot_spec.
949 (main): Pass the sysroot spec to the linker if appropriate.
950 * configure: Regenerated.
951 * config.in: Likewise.
953 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
955 * fold-const.c (fold_binary): Use build_fold_addr_expr
956 for address calculation and INDIRECT_REF handling.
958 2005-04-27 Andrew Haley <aph@redhat.com>
960 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
962 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
964 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
965 pointer when thumb backtracing is on.
967 * config/fp-bit.c (abort): Revert change.
969 2005-04-27 Ian Lance Taylor <ian@airs.com>
971 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
973 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
975 * tree-ssa-dce.c: Fix a comment typo.
977 2005-04-27 David S. Miller <davem@davemloft.net>
979 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
980 Kill setjmpless_size. current_function_calls_setjmp is completely
981 computed when we are called, so just use the optimized size value
982 instead of using REG_SAVE_AREA notes.
983 (optimize_save_area_alloca): Delete....
984 * rtl.h (optimize_save_area_alloca): Likewise...
985 * passes.c (rest_of_compilation): and don't call it any more.
986 * reg-notes.def (SAVE_AREA): Delete.
988 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
990 * config/fp-bit.c (abort): Add noreturn attribute.
992 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
993 gcc_unreachable as appropriate.
994 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
995 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
996 ASM_OUTPUT_REG_POP): Likewise.
998 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1000 * tree-complex.c (expand_vector_operations_1): Do not build
1001 VIEW_CONVERT_EXPR's for the lhs.
1003 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1005 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1006 unnecessary noncanonical RTL handling.
1007 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1008 gcc_assert and gcc_unreachable.
1010 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1011 gcc_unreachable as appropriate.
1012 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1013 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1014 use_return_insn, const_ok_for_op, arm_gen_constant,
1015 arm_canonicalize_comparison, legitimize_pic_address,
1016 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1017 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1018 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1019 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1020 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1021 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1022 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1023 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1024 output_call, output_mov_long_double_fpa_from_arm,
1025 output_mov_long_double_arm_from_fpa,
1026 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1027 output_move_double, arithmetic_instr, shift_op, int_log2,
1028 output_return_instruction, arm_output_function_prologue,
1029 arm_output_epilogue, arm_output_function_epilogue,
1030 emit_multi_reg_push, arm_get_frame_offsets,
1031 arm_compute_initial_elimination_offset, arm_expand_prologue,
1032 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1033 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1034 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1035 thumb_compute_initial_elimination_offset,
1036 thumb_output_function_prologue, thumb_load_double_from_address,
1037 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1038 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1039 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1040 * config/arm/arm.md (thumb_extendhisi2,
1041 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1042 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1043 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1044 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1045 * config/arm/cirrus.md (*cirrus_arm_movdi,
1046 *cirrus_movdf_hard_insn): Likewise.
1047 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1049 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1051 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1052 (num_ssa_names): Use VEC_length.
1053 (ssa_names): Use VEC_index.
1054 * tree-ssanames.c (ssa_names): Change the type to
1056 (init_ssanames, fini_ssa_names, make_ssanames,
1057 release_ssa_name): Update uses of ssa_names.
1059 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1060 Use fold_buildN instead of fold (buildN (...)).
1062 2005-04-27 Devang Patel <dpatel@apple.com>
1064 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1066 2005-04-27 Matt Thomas <matt@3am-software.com>
1067 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1069 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1070 (vax_output_mi_thunk): Ditto.
1071 (vax_notice_cc_update): Ditto.
1072 (INDEX_REGISTER_P): Add trailing \.
1073 (BASE_REGISTER_P): Add trailing \.
1074 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1076 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1078 * tree-ssa-propagate.c (set_rhs): Check operand of
1079 ADDR_EXPR for gimpliness, too.
1081 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1083 * tree-ssa-pre.c: Fix a comment typo.
1085 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1087 PR tree-optimization/21171
1088 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1089 record address uses if the reference is volatile.
1091 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1093 * tree-complex.c (expand_vector_operation): New, extracted from
1094 expand_vector_operations_1.
1095 (tree_vec_extract): Build a NOP_EXPR.
1096 (expand_vec_parallel): Do not care about returning the correct type.
1097 (expand_vector_operations_1): Call expand_vector_operation.
1098 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1100 * tree-complex.c (gate_expand_vector_operations): New.
1101 (pass_lower_vector_ssa): Use it.
1102 * tree-optimize.c (init_tree_optimization_passes): Include
1103 pass_lower_vector_ssa.
1104 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1105 (vectorizable_operation): Use it.
1106 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1107 integer modes for the vector type.
1109 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1110 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1111 Do not cope with UNITS_PER_SIMD_WORD == 0.
1112 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1113 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1114 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1115 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1116 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1117 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1118 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1120 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1121 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1122 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1124 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1125 (UNITS_PER_SIMD_WORD): New.
1127 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1129 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1130 gcc_unreachable as appropriate.
1131 (ia64_expand_load_address, ia64_expand_tls_address,
1132 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1133 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1134 next_scratch_gr_reg, ia64_initial_elimination_offset,
1135 ia64_expand_prologue, ia64_expand_epilogue,
1136 ia64_output_dwarf_dtprel, ia64_print_operand,
1137 ia64_register_move_cost, first_instruction, rws_access_regno,
1138 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1139 ia64_sched_init, ia64_variable_issue,
1140 ia64_first_cycle_multipass_dfs_lookahead_guard,
1141 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1142 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1143 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1144 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1145 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1146 * config/ia64/predicates.md (got_symbolic_operand,
1147 sdata_symbolic_operand): Likewise.
1148 * config/ia64/vect.md (vcondv2sf): Likewise.
1150 2005-04-27 Matt Thomas <matt@3am-software.com>
1152 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1153 CONSTANT_ADDRESS_P in config/vax/vax.h
1154 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1155 (INDEX_REGISTER_P): New.
1156 (BASE_REGISTER_P): New.
1157 (indirectable_constant_address_p): New. Adapted from
1158 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1159 (indirectable_address_p): New. Adapted from
1160 INDIRECTABLE_ADDRESS_P in vax.h.
1161 (nonindexed_address_p): New. Adapted from
1162 GO_IF_NONINDEXED_ADDRESS in vax.h.
1163 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1164 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1165 (legitimate_address_p): New. Adapted from
1166 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1167 (vax_mode_dependent_address_p): New. Adapted from
1168 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1169 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1170 legitimate_constant_address_p.
1171 (CONSTANT_P): Use legitimate_constant_p.
1172 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1173 (INDIRECTABLE_ADDRESS_P): Removed.
1174 (GO_IF_NONINDEXED_ADDRESS): Removed.
1175 (INDEX_TEMP_P): Removed.
1176 (GO_IF_REG_PLUS_INDEX): Removed.
1177 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1178 definitions, depending on whether REG_OK_STRICT is defined.
1179 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1180 Two definitions, depending on whether REG_OK_STRICT is defined.
1181 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1183 (legitimate_constant_p): Prototype added.
1184 (legitimate_address_p): Prototype added.
1185 (vax_mode_dependent_address_p): Prototype added.
1187 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1189 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1191 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1194 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1197 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1200 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1201 assertion failures, if __gcc_host_wide_int__ is not properly
1203 (init_dynamic_diag_info): Give errors, not assertion failures, if
1204 location_t, tree or __gcc_host_wide_int__ are not properly
1207 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1209 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1210 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1211 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1212 prepare_decl_rtl, free_loop_data,
1213 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1216 * tree.h (tree_phi_node): Add a comment about the order of PHI
1219 2005-04-26 Paul Brook <paul@codesourcery.com>
1221 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1223 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1225 * config/mips.mips.c (mips_legitimize_tls_address): Use
1228 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1229 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1230 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1232 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1235 2005-04-26 Jeff Law <law@redhat.com>
1237 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1238 (op_iter_init_must_and_may_def): Likewise.
1239 (unmodifiable_var_p): Move to a later point in the file.
1240 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1241 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1242 (dse_record_phis): Directly check for virtual operands rather than
1243 using need_imm_uses_for.
1244 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1245 store has multiple V_{MAY,MUST}_DEF operands.
1247 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1249 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1252 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1254 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1255 call to find_edge outside a loop to go through a PHI chain.
1257 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1259 PR tree-optimization/17598
1260 * fold-const.c (fold_binary): Fold comparisons of addresses
1261 of COMPONENT_REFs which reference the same field to
1262 comparisons of the addresses of the base objects.
1264 2005-04-26 Julian Brown <julian@codesourcery.com>
1266 * config/arm/arm.c (arm_return_in_msb): New function.
1267 (arm_must_pass_in_stack): New function.
1268 (TARGET_RETURN_IN_MSB): Define target hook.
1269 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1270 (arm_function_value): Pad small aggregate return.
1271 (arm_pad_arg_upward): New function.
1272 (arm_pad_reg_upward): New function.
1273 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1274 (FUNCTION_ARG_PADDING): Define macro.
1275 (BLOCK_REG_PADDING): Define macro.
1276 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1277 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1278 (arm_pad_reg_upward): Declare function.
1280 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1282 * basic-block.h (ei_cond): New.
1283 (FOR_EACH_EDGE): Call ei_cond.
1285 PR tree-optimization/21047
1286 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1287 (fold): Don't handle ASSERT_EXPR.
1289 2005-04-25 Roger Sayle <roger@eyesopen.com>
1291 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1292 all writes to any stack register as a read/write dependency on
1294 (sched_analyze_2): Likewise, for reads from any stack register.
1296 2005-04-25 Richard Henderson <rth@redhat.com>
1298 * final.c (output_addr_const): Revert 2005-04-09 change.
1300 2005-04-25 Mike Stump <mrs@apple.com>
1302 * config/darwin.c (darwin_encode_section_info): Always set
1303 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1305 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1307 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1308 gensupport.c, protoize.c, toplev.c: Replace calls to
1309 `unlock_stream' with `unlock_std_streams'.
1311 2005-04-25 Devang Patel <dpatel@apple.com>
1313 * dbxout.c (dbxout_type): Emit attribute vector.
1315 2005-04-05 Paul Brook <paul@codesourcery.com>
1317 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1318 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1319 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1320 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1321 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1322 (register_dtor_fn): Likewise.
1323 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1325 2005-04-25 Ian Lance Taylor <ian@airs.com>
1327 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1328 * c-common.h (EXPR_STMT_EXPR): Don't define.
1329 (c_common_stmt_codes): Don't define.
1330 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1331 * c-gimplify.c (gimplify_expr_stmt): Remove.
1332 (c_gimplify_expr): Remove EXPR_STMT case.
1333 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1334 to INIT_STATEMENT_CODES.
1335 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1337 2005-04-25 Jan Hubicka <jh@suse.cz>
1339 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1341 * except.c: Include diagnostic.h
1342 (dump_eh_tree, verify_eh_tree): New functions.
1343 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1344 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1345 (dump_function_to_file): dump eh tree.
1346 * tree-eh.c (mark_eh_edge): New function.
1347 (mark_eh_edge_found_error): New static variable.
1348 (verify_eh_edges): New function.
1350 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1352 * tree-ssa-alias.c (fieldoff_t): Remove.
1353 (fieldoff_s): typedef the structure itself. Create a vector of
1355 (push_fields_onto_fieldstack): Return count of fields pushed.
1356 Remove peeling of first field. Adjust.
1357 (fieldoff_compare): Adjust.
1358 (create_overlap_variables_for): Adjust.
1360 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1362 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1364 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1367 * doc/install.texi: Document correct assembler and linker to use
1368 on i?86-*-solaris2.10.
1370 2005-04-25 Steven Bosscher <stevenb@suse.de>
1372 Fix PR tree-optimization/21173
1374 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1375 Unshare expression we pass to force_gimple_operand.
1377 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1378 Stephen Clarke <stevec@superh.com>
1379 Roger Sayle <roger@eyesopen.com>
1381 PR rtl-optimization/20413
1382 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1383 VOIDmode for LABEL_REF.
1384 * final.c (shorten_branches): Likewise.
1385 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1386 * loop.c (reg_dead_after_loop): Likewise.
1387 * varasm.c (decode_addr_const): Likewise.
1388 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1390 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1392 * config.gcc (avr-*-*): Remove redundant "case".
1394 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1396 * tree-vect-analyze.c (vect_mark_relevant): Take
1397 VEC(tree,heap) instead of varray_type as an argument.
1398 (vect_mark_stmts_to_be_vectorized): Change the type of
1399 worklist to VEC(tree,heap). Adjust uses of worklist.
1401 2005-04-24 Devang Patel <dpatel@apple.com>
1403 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1405 2005-04-24 Ian Lance Taylor <ian@airs.com>
1407 * c-semantics.c (build_stmt): Remove test of specific tree codes
1408 for TREE_SIDE_EFFECTS handling.
1410 2005-04-24 Per Bothner <per@bothner.com>
1412 * c-opts.c (finish_options): Make the line-number of the <built-in>
1413 location 0, as assumed elsewhere, rather than 1.
1415 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1417 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1419 (tree_ssa_uncprop, uncprop_finalize_block,
1420 uncprop_initialize_block): Update uses of equiv_stack.
1422 2005-04-24 Richard Henderson <rth@redhat.com>
1425 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1426 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1428 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1429 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1430 <DIV, MOD>: Likewise.
1432 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * collect2.c (main): Unlock the stdio streams.
1435 * gcc.c (main): Likewise.
1436 * gcov-dump.c (main): Likewise.
1437 * gcov.c (main): Likewise.
1438 * gen-protos.c (main): Likewise.
1439 * gensupport.c (init_md_reader_args_cb): Likewise.
1440 * protoize.c (main): Likewise.
1441 * toplev.c (general_init): Likewise.
1443 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1446 * cgraph.h (cgraph_local_info): Add vtable_method field.
1447 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1448 and node is vtable_method, finalized and not reachable, don't do
1451 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1453 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1455 * tree-ssa-pre.c (create_value_expr_from): Use
1456 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1457 * tree-ssa-propagate.c (stmt_makes_single_load,
1458 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1459 * tree-vect-transform.c (vect_is_simple_cond): Use
1461 * tree-vrp.c (extract_range_from_assert,
1462 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1465 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1466 of tpa_to_clear to VEC(int,heap). Update uses of
1467 tpa_to_clear. Free tpa_to_clear at the end.
1469 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1471 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1474 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1476 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1477 and gcc_unreachable as appropriate.
1478 (num_insns_constant, output_vec_const_move,
1479 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1480 rs6000_emit_set_const, rs6000_emit_move,
1481 spe_build_register_parallel, function_arg,
1482 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1483 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1484 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1485 rs6000_common_init_builtins, expand_block_clear,
1486 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1487 extract_ME, rs6000_get_some_local_dynamic_name,
1488 rs6000_output_function_entry, print_operand,
1489 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1490 output_cbranch, output_e500_flip_gt_bit,
1491 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1492 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1493 compute_save_world_info, rs6000_stack_info,
1494 rs6000_emit_load_toc_table, rs6000_frame_related,
1495 spe_synthesize_frame_save, rs6000_emit_epilogue,
1496 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1497 output_function_profiler, rs6000_trampoline_size,
1498 rs6000_initialize_trampoline, find_addr_reg,
1499 rs6000_machopic_legitimize_pic_address,
1500 rs6000_initial_elimination_offset,
1501 rs6000_dbx_register_number): Likewise.
1502 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1503 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1504 *movti_power, *movti_string, call, call_value, sibcall,
1505 sibcall_value): Likewise.
1506 * config/rs6000/spe.md (*movdf_e500_double,
1507 *movv2si_internal): Likewise.
1508 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1511 2005-04-24 Richard Henderson <rth@redhat.com>
1514 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1515 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1516 Deny modes smaller than 4 bytes.
1517 * config/i386/i386-protos.h: Update.
1519 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1521 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1522 Switch h8300-*-rtems* to ELF.
1524 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1526 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1528 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1530 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1532 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1535 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1537 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1539 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1540 definitions of ssa names in condition. Split recusive part to ...
1541 (tree_simplify_using_condition_1): New function.
1542 (expand_simple_operations): New function.
1544 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1546 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1547 (find_interesting_uses_cond): Do not use integer_zerop and
1548 integer_nonzerop to check for integer constants.
1549 (set_use_iv_cost): Record the value field.
1550 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1551 determine_use_iv_cost_outer): Set the value field of the cost pair.
1552 (may_eliminate_iv): Do not return the comparison code.
1553 (iv_elimination_compare): New function.
1554 (determine_use_iv_cost_condition): Set the value field. Record
1555 noneliminable invariants correctly.
1556 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1558 2005-04-23 DJ Delorie <dj@redhat.com>
1560 * diagnostic.c (warning): Accept parameter to classify warning option.
1561 (warning0): New, for when a pointer to an error() like function is needed.
1562 * errors.c (warning): Likewise.
1563 * errors.h (warning, warning0): Adjust prototypes.
1564 * toplev.h (warning, warning0): Likewise.
1566 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1567 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1568 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1569 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1570 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1571 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1572 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1573 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1575 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1576 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1577 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1578 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1579 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1580 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1581 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1582 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1583 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1584 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1585 config/rs6000/aix52.h, config/rs6000/darwin.h,
1586 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1587 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1588 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1589 config/stormy16/stormy16.c, config/v850/v850-c.c,
1590 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1593 2005-04-23 Richard Henderson <rth@redhat.com>
1596 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1597 performing some integral scalar simplifications.
1599 2005-04-23 Richard Henderson <rth@redhat.com>
1602 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1603 simplifying CONST_VECTOR.
1605 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1607 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1608 heap as an argument. Update uses of stack.
1609 (calculate_live_on_entry): Allocate stack on heap.
1611 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1612 partition_link and tpa_nodes on heap.
1614 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1615 (mark_stmt_necessary, propagate_necessity,
1616 mark_really_necessary_kill_operand_phis): Update uses of
1618 (tree_dce_init): Allocate worklist using VEC_alloc.
1619 (tree_dce_done): Free worklist using VEC_free.
1621 2005-04-23 Mike Stump <mrs@apple.com>
1623 * config/darwin.c (machopic_indirection_name): Don't use
1625 (darwin_emit_unwind_label): Use user_label_prefix instead of
1628 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1630 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1632 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1634 * config.gcc <cris-*>: Specify .opt files.
1635 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1636 config/cris/linux.opt: New files.
1637 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1638 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1639 (TARGET_ELF): Override to 0.
1640 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1641 -melinux-stacksize=N.
1642 * config/cris/cris.c: (cris_handle_option): New function.
1643 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1644 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1645 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1646 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1647 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1648 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1649 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1650 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1651 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1652 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1653 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1654 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1655 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1656 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1657 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1658 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1659 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1660 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1661 (TARGET_LINUX): Define 0.
1662 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1663 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1664 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1665 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1666 (TARGET_LINUX): Override to 1.
1667 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1669 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1671 * haifa-sched.c (schedule_block): Fix thinko in previous
1672 assertification patch.
1674 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1676 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1677 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1678 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1679 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1680 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1681 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1682 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1684 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1685 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1686 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1687 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1688 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1689 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1690 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1691 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1692 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1693 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1694 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1695 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1696 (SUBTARGET_OPTIONS): Delete.
1697 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1698 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1699 instead of a string.
1700 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1701 (pa_cpu_string, pa_unix_string): Delete.
1702 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1703 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1705 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1706 (pa_handle_option): New function.
1707 (override_options): Remove handling of -march=, -mfixed-range=,
1708 -mschedule= and -munix=.
1709 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1710 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1711 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1712 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1713 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1714 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1715 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1717 * config/pa/pa.opt: New file.
1718 * config/pa/pa-hpux.opt: New file.
1719 * config/pa/pa-hpux1010.opt: New file.
1720 * config/pa/pa-hpux1111.opt: New file.
1721 * config/pa/pa64-hpux.opt: New file.
1723 2005-04-22 David S. Miller <davem@davemloft.net>
1725 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1726 integer when it's mode is VOIDmode not DImode.
1728 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1730 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1731 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1732 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1733 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1734 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1735 "bne- $-xxx" rather than local labels.
1736 (sync_lock_release<mode>): Add second operand.
1737 (lwsync): Use .long rather than a more meaningful opcode.
1738 * doc/md.texi (Standard Names): Add description of second
1739 parameter to sync_lock_test_and_set.
1741 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1743 PR tree-optimization/21088
1744 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1746 * tree-vrp.c (compare_values): Use fold_binary to compare
1747 pointers. Use boolean_type_node as the type of a comparison
1748 expression being folded.
1749 * tree.h: Add prototypes for fold_unary, fold_binary,
1752 * tree-ssa-dom.c: Fix formatting.
1754 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1756 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1757 * lambda-code.c (perfect_nestify): Mark virtual operands in
1758 the moved statement for renaming.
1759 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1760 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1761 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1762 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1763 * tree-flow.h (struct var_ann_d): Update comments.
1764 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1765 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1766 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1767 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1768 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1769 debug_names_replaced_by): Remove declarations.
1770 (delete_update_ssa, get_current_def, set_current_def): Declare.
1771 (rewrite_into_loop_closed_ssa): Add new argument. Update
1773 * tree-into-ssa.c: Include params.h.
1774 (old_virtual_ssa_names): Remove. Update all users.
1775 (need_to_replace_names_p): Remove. Update all users.
1776 (struct update_ssa_stats_d): Declare.
1777 (update_ssa_stats): New local.
1778 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1779 dump_tree_ssa_stats, debug_tree_ssa_stats,
1780 dump_update_ssa, debug_update_ssa,
1781 dump_names_replaced_by, debug_names_replaced_by): Declare.
1782 (get_current_def, set current_def): Make extern.
1783 (is_old_name, is_new_name): Protect against references
1784 past the end of the sets.
1785 (add_new_name_mapping): Assert that OLD and NEW are
1786 different SSA names for the same symbol.
1787 When adding a virtual mapping, update stats for virtual
1789 (insert_phi_nodes_for): If UPDATE_P is true, create the
1790 LHS of the new PHI by duplicating SSA name VAR.
1791 (insert_phi_nodes_1): Remove. Update all users.
1792 (insert_phi_nodes): Remove second argument. Update all
1794 (maybe_replace_use, maybe_replace_def): New.
1795 (rewrite_update_stmt): Call them.
1796 (mark_def_interesting): Remove calls to is_gimple_reg.
1797 (prepare_phi_args_for_update): Remove. Update all users.
1798 (prepare_block_for_update): Only process virtual operands
1799 and GIMPLE registers in normal form.
1800 (prepare_use_sites_for): New.
1801 (prepare_names_to_update): Rename from prepare_def_sites.
1802 Call prepare_use_sites_for.
1803 (dump_update_ssa): Rename from dump_repl_tbl.
1805 Show statistics for virtual mapping heuristic.
1806 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1807 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1808 (delete_update_ssa): Make extern.
1809 (mark_set_for_renaming): If the set is empty, do nothing.
1810 (release_ssa_name_after_update_ssa): Update comment.
1811 (insert_updated_phi_nodes_for): Do not remove existing
1812 PHI nodes for symbols.
1813 (switch_virtuals_to_full_rewrite_p): New.
1814 (switch_virtuals_to_full_rewrite): New.
1815 (update_ssa): Call them.
1816 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1817 for every statement before updating.
1818 If all the names in NEW_SSA_NAMES have been marked for
1819 removal, do nothing.
1820 Only start at the top of the CFG if there are symbols in
1822 (ssa_rewrite_finalize_block): Remove.
1823 (ssa_register_new_def): Remove.
1824 (ssa_rewrite_stmt): Remove.
1825 (ssa_rewrite_phi_arguments): Remove.
1826 (ssa_rewrite_initialize_block): Remove.
1827 (ssa_mark_def_sites): Remove.
1828 (ssa_mark_def_sites_initialize_block): Remove.
1829 (ssa_mark_phi_uses): Remove.
1830 (rewrite_ssa_into_ssa): Remove.
1831 * tree-phinodes.c (find_phi_node_for): Remove.
1832 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1834 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1835 Remove calls to verify_dominators and
1836 verify_loop_structure.
1837 (tree_unswitch_single_loop): Call update_ssa.
1838 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1841 (delete_tree_ssa): Assert that need_ssa_update_p returns
1843 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1844 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1845 free_new_names): Remove. Update all users.
1846 (rename_use_op): Call get_current_def.
1847 (rename_variables_in_bb): Do not handle any real or
1849 (slpeel_update_phis_for_duplicate_loop): Call
1850 get_current_def and set_current_def instead of using
1852 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1853 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1854 ssa_names_to_replace and delete_update_ssa.
1855 * doc/invoke.texi: Document --param min-virtual-mappings
1856 and --param virtual-mappings-ratio.
1858 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1860 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1861 for newly created PHI nodes.
1862 Call create_new_def_for for every new V_MAY_DEF and
1863 V_MUST_DEF on the copied statement.
1864 (struct ssa_name_map_entry): Remove.
1865 (ssa_name_map_entry_hash): Remove.
1866 (ssa_name_map_entry_eq): Remove.
1867 (allocate_ssa_names): Remove.
1868 (rewrite_to_new_ssa_names_def): Remove.
1869 (rewrite_to_new_ssa_names_use): Remove.
1870 (rewrite_to_new_ssa_names_bb): Remove.
1871 (rewrite_to_new_ssa_names): Remove.
1872 (tree_duplicate_sese_region): Remove variables ver,
1873 definitions, phi, ssa_name_map and bi.
1874 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1876 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1877 update_ssa instead of rewrite_ssa_into_ssa.
1878 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1880 (find_uses_to_rename_use): Add argument 'need_phis'.
1881 (find_uses_to_rename_stmt): Do not scan virtual operands.
1882 (find_uses_to_rename): Only scan PHI nodes for
1884 (rewrite_into_loop_closed_ssa): Call update_ssa.
1885 (check_loop_closed_ssa_use): Ignore virtual operands.
1886 (check_loop_closed_ssa_stmt): Likewise.
1887 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1889 (rename_variables, set_phi_def_stmts): Remove.
1890 (tree_duplicate_loop_to_header_edge): Reformat comment.
1891 Remove variables BB, I and DEFINITIONS.
1892 Call need_ssa_update_p.
1894 (lv_adjust_loop_header_phi): Reformat comment.
1895 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1896 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1897 mark_for_rewrite, unmark_all_for_rewrite,
1898 marked_ssa_names): Remove. Update all users.
1899 (release_ssa_name): If VAR has been registered for SSA
1900 updating, do nothing.
1901 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1902 (build_assert_expr_for): Call register_new_name_mapping.
1903 (insert_range_assertions): Update call to update_ssa.
1904 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1905 marked_for_rewrite_p, any_marked_for_rewrite_p,
1906 marked_ssa_names): Remove.
1908 2005-04-22 Jeff Law <law@redhat.com>
1910 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1911 (restore_currdefs_to_original_value): Likewise.
1912 (register_definitions_for_stmt): Likewise.
1913 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1914 for each variable. Do not allocate/free block_defs_stack either.
1915 Do not iterate if we just thread jumps. Only iterate if the
1916 tree_cleanup_cfg does useful work (temporary).
1917 (dom_opt_initialize_block): No longer push a marker on
1919 (dom_opt_finalize_block): Removal call to restore currdefs.
1920 Relax restrictions for recording edge equivalences.
1921 (record_equivalences_from_phis): No longer need to track
1923 (optimize_stmt): Similarly.
1924 (thread_across_edge): Simplify by removing the requirement that
1925 statements in the block we are threading through must be nops.
1926 (initialize_hash_element): Handle GOTO_EXPR.
1928 2005-04-22 David S. Miller <davem@davemloft.net>
1930 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1932 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1933 fix check on CONST_DOUBLE mode. It should be VOIDmode
1934 when it is representing an integer.
1936 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1938 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
1939 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
1940 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
1941 find_char_info_specifier_index,
1942 find_length_info_modifier_index): Likewise.
1943 * c-typeck.c (composite_type, pop_init_level): Likewise.
1944 * combine.c (cant_combine_insn_p, try_combine): Likewise.
1945 * cse.c (cse_insn): Likewise
1946 * dominance.c (calc_dfs_tree): Likewise
1947 dwarf2out.c (loc_descriptor_from_tree_1,
1948 add_abstract_origin_attribute, force_decl_die,
1949 force_type_die): Likewise
1950 emit-rtl.c (operand_subword_force): Likewise
1951 explow.c (hard_function_value): Likewise
1952 expmed.c (store_bit_field, expand_divmod,
1953 emit_store_flag_force): Likewise
1954 expr.c (emit_move_multi_word, store_expr,
1955 expand_expr_real_1): Likewise
1956 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
1957 output_operand): Likewise
1958 flow.c (recompute_reg_usage): Likewise
1959 * function.c (assign_stack_temp_for_type, assign_temp,
1960 handle_epilogue_set): Likewise
1961 * genextract.c (main): Likewise
1962 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
1963 gimplify_modify_expr_rhs, gimplify_expr): Likewise
1964 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
1965 ready_remove, rm_line_notes, rm_other_notes,
1966 schedule_block): Likewise
1967 mips-tfile.c (copy_object, out_of_bounds): Likewise
1969 2005-04-22 David Edelsohn <edelsohn@gnu.org>
1972 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
1973 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
1974 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
1975 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
1977 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
1979 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1981 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
1982 (gcc_tree_to_linear_expression): Convert to heap allocated
1984 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1985 lbv_to_gcc_expression, lle_to_gcc_expression,
1986 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1987 perfect_nestify): Likewise.
1988 lambda.h (gcc_loopnest_to_lambda_loopnest,
1989 lambda_loopnest_to_gcc_loopnest): Likewise.
1990 tree-loop-linear.c (linear_transform_loops): Likewise.
1992 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1994 * config/sparc/predicates.md (arith_double_operand): Use
1995 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
1996 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
1997 (DImode, DFmode constant splitters): Likewise. Remove code for
1998 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
1999 (logical constant splitters): Use const_int_operand predicate.
2000 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2001 HOST_BITS_PER_WIDE_INT < 64.
2003 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2005 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2006 gcc_unreachable as appropriate.
2007 (force_mode, emit_move_sequence, singlemove_string,
2008 output_move_double, output_fp_move_double, find_addr_reg,
2009 output_block_move, output_block_clear, output_and,
2010 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2011 pa_adjust_cost, pa_issue_rate, print_operand,
2012 output_global_address, output_arg_descriptor, output_cbranch,
2013 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2014 output_call): Likewise.
2015 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2016 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2018 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2020 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2021 _gcov_pow2_profiler and _gcov_one_value_profiler.
2022 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2023 (GTFILES): Add $(srcdir)/tree-profile.c.
2024 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2025 __gcov_one_value_profiler): Declare.
2026 * gimplify.c (force_gimple_operand): Check whether the statements
2027 should be produced in ssa form.
2028 (force_gimple_operand_bsi): New function.
2029 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2030 __gcov_one_value_profiler): New functions.
2031 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2032 the profiled value is a power of two or not.
2033 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2034 * tree-flow.h (in_ssa_p): Declare.
2035 (force_gimple_operand_bsi): Declare.
2036 * tree-into-ssa.c (in_ssa_p): New variable.
2037 (rewrite_into_ssa): Set in_ssa_p.
2038 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2039 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2040 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2041 tree_one_value_profiler_fn): New variables.
2042 (tree_init_edge_profiler): Initialize the profiler function decls.
2043 (tree_gen_edge_profiler): Use global gcov_type_node.
2044 (prepare_instrumented_value): New function.
2045 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2046 tree_gen_one_value_profiler): Call the library functions instead of
2047 creating instrumentation code.
2048 * tree.c (build_fn_decl): New function.
2049 * tree.h (build_fn_decl): Declare.
2050 * value-prof.c (rtl_divmod_values_to_profile,
2051 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2052 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2053 Do not handle may_be_other and precise values of exponents at pow2
2055 (tree_mod_subtract_transform): Reflect that value field of
2056 histogram has changed meaning.
2057 (tree_divmod_values_to_profile): Record the values correctly.
2058 (tree_values_to_profile): Update comment.
2059 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2061 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2063 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2066 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2068 * config/i386/i386.md (length_immediate): Use gcc_assert or
2069 gcc_unreachable, as appropriate.
2070 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2071 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2072 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2073 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2074 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2075 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2076 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2077 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2078 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2079 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2080 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2081 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2082 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2083 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2084 *prefetch_sse_rex): Likewise.
2085 * config/i386/predicates.md (x86_64_immediate_operand,
2086 x86_64_zext_immediate_operand, symbolic_operand,
2087 no_seg_address_operand, aligned_operand,
2088 memory_displacement_operand): Likewise.
2089 * config/i386/sse.md (*mov<mode>_internal,
2090 *movv2df_internal): Likewise.
2092 2005-04-22 Jan Hubicka <jh@suse.cz>
2094 * Makefile.in (ipa.o, ipa-inline.o): New files.
2095 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2096 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2097 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2098 * cgraphunit.c (cgraph_default_inline_p,
2099 cgraph_decide_inlining_incrementally, ncalls_inlined,
2100 nfunctions_inlined, initial_insns, overall_insns,
2101 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2102 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2103 cgraph_mark_inline, cgraph_check_inline_limits,
2104 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2105 update_callee_keys, lookup_recursive_calls,
2106 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2107 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2108 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2109 pass_ipa_inline): Move to ipa-inline.c
2110 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2112 * ipa-inline.c: New file.
2114 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2116 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2117 is turned off by default on Solaris.
2119 2005-04-21 Roger Sayle <roger@eyesopen.com>
2121 * c-common.h (objc_build_method_signature): Update prototype.
2122 * stub-objc.c (objc_build_method_signature): Update the stub
2123 implementation to accept and ignore additional parameter.
2124 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2125 the value of ellipsis to objc_build_method_signature instead
2126 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2128 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2130 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2131 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2132 gen_rtx_* not gen_rtx_fmt_*.
2133 (rs6000_emit_vector_select): Likewise.
2134 (rs6000_emit_sync): New.
2135 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2136 (larx, stcx, cmp): New mode substitutions.
2137 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2138 UNSPEC_ISYNC): New constants.
2139 (rlwinm): Give name.
2140 (memory_barrier, isync, lwsync): New insns.
2141 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2142 (sync_lock_release<mode>): New expander.
2143 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2144 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2145 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2146 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2147 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2148 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2149 (sync_add<mode>_internal, sync_addshort_internal,
2150 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2151 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2152 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2154 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2155 is the memory before, not after, the operation. Clarify
2156 barrier requirements.
2158 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2160 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2161 * lambda.h (lambda_vector_min_nz): Likewise.
2162 * langhooks.h (struct lang_hooks_for_types,
2163 struct lang_hooks): Likewise.
2164 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2167 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2169 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2170 comments to avoid 'abort'. Use gcc_assert as necessary.
2171 * opts.c (common_handle_option): Likewise.
2172 * pretty-print.c (pp_base_format_text): Likewise.
2173 * print-rtl.c (print_rtx): Likewise.
2174 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2175 * regmove.c (try_auto_increment): Likewise.
2176 * reload.c (find_valid_class, find_reloads_toplev,
2177 find_equiv_reg): Likewise.
2178 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2179 merge_assigned_reloads): Likewise.
2180 * tree-inline.c (inline_forbidden_p_1,
2181 estimate_num_insns_1): Likewise.
2182 * tree-optimize.c (execute_todo): Likewise.
2183 * tree-outof-ssa.c (eliminate_phi): Likewise.
2184 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2185 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2186 * tree-ssa-operands.c (parse_ssa_operands,
2187 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2188 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2189 * tree-ssanames.c (release_ssa_name): Likewise.
2190 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2191 walk_tree): Likewise.
2193 * tree-ssa-operands.c (verify_abort): Fold into ..
2194 (verify_imm_links): ... here.
2196 2005-04-21 Richard Henderson <rth@redhat.com>
2198 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2199 on non-memory operand for previous inversion.
2201 2005-04-21 Devang Patel <dpatel@apple.com>
2203 PR optimization/20994
2204 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2205 x = !(a == b) : p , q;.
2206 (pass_if_conversion): Verify stmts and flow.
2208 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2210 * optabs.c (gen_conditional_trap): Restore #define.
2212 * alias.c (true_dependence): Remove 'abort' from comments. Use
2213 gcc_assert and gcc_unreachable as appropriate.
2214 (canon_true_dependence): Likewise.
2215 * bb-reorder.c (connect_traces): Likewise.
2216 * c-common.c (c_add_case_label): Likewise.
2217 * c-decl.c (finish_function): Likewise.
2218 * caller-save.c (insert_restore, insert_save): Likewise.
2219 * cfg.c (update_bb_profile_for_threading): Likewise.
2220 * cfganal.c (flow_active_insn_p): Likewise.
2221 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2222 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2223 cfg_layout_merge_blocks): Likewise.
2224 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2225 find_if_block): Likewise.
2226 * integrate.c (allocate_initial_values): Likewise.
2227 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2228 swap_condition, unsigned_condition, signed_condition,
2229 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2230 reg_or_subregno): Likewise.
2231 * lambda-code.c (lambda_compute_auxillary_space,
2232 lambda_transform_legal_p): Likewise.
2233 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2234 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2235 lhd_incomplete_type_error, lhd_expand_expr,
2236 lhd_types_compatible_p, lhd_tree_size): Likewise.
2237 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2238 * local-alloc.c (update_equiv_regs): Likewise.
2239 * loop-unroll.c (peel_loop_completely
2240 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2241 peel_loop_simple, unroll_loop_stupid,
2242 analyze_iv_to_split_insn): Likewise.
2243 * loop.c (gen_prefetch, find_and_verify_loops,
2244 basic_induction_var): Likewise.
2245 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2246 * value-prof.c (tree_find_values_to_profile): Likewise.
2247 * varasm.c (named_section, default_assemble_integer,
2248 decode_addr_const): Likewise.
2250 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2251 Fariborz Jahanian <fjahanian@apple.com>
2253 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2254 portion of argument passed in fpr.
2255 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2256 decide on partial argument save on stack.
2258 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2260 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2263 2005-04-21 Jan Hubicka <jh@suse.cz>
2265 * cgraphunit.c: Include tree-pass.h
2266 (cgraph_decide_recursive_inlining,
2267 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2268 cgraph_decide_inlining): Dump goes to dump_file.
2269 (cgraph_optimize): Call ipa passes instead of inliner.
2270 (cgraph_gate_inlining, pass_ipa_inline): New.
2271 * tree-optimize.c (all_ipa_passes): New static variable.
2272 (register_one_dump_file): Dead with IPA passes.
2273 (register_dump_files): Likewise.
2274 (init_tree_optimization_passes): Initialize IPA passes.
2275 (execute_todo): Do cgraph dump when asked to, do not dump function body
2277 * tree-pass.h (TODO_dump_cgraph): New macro.
2278 (ipa_passes): Declare.
2279 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2281 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2283 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2284 gcc_assert instead of abort.
2285 (classify_argument, examine_argument, construct_container,
2286 contains_128bit_aligned_vector_p, ix86_check_movabs,
2287 standard_80387_constant_opcode, standard_80387_constant_rtx,
2288 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2289 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2290 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2291 legitimize_tls_address, output_pic_addr_const,
2292 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2293 get_some_local_dynamic_name, print_operand, print_operand_address,
2294 output_387_binary_op, emit_i387_cw_initialization,
2295 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2296 ix86_expand_clear, ix86_expand_binary_operator,
2297 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2298 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2299 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2300 ix86_expand_branch, ix86_expand_setcc,
2301 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2302 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2303 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2304 memory_address_length, ix86_attr_length_immediate_default,
2305 ix86_attr_length_address_default, ix86_agi_dependant,
2306 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2307 ix86_expand_binop_builtin, ix86_force_to_memory,
2308 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2309 x86_emit_floatuns): Likewise.
2310 * config/i386/netware.c (gen_regparm_prefix,
2311 i386_nlm_strip_name_encoding): Likewise.
2312 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2314 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2316 * optabs.c (gen_condiational_trap): Remove #define.
2317 (add_equal_note): Assertify. Remove explicit indirection from
2318 call via function pointer.
2319 (expand_ternary_op, expand_simple_binop, expand_binop,
2320 expand_twoval_unop, expand_twoval_binop,
2321 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2322 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2323 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2324 prepare_float_lib_cmp, emit_conditional_move,
2325 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2326 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2327 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2328 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2330 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2332 * vec.h: Update API to separate allocation mechanism from type.
2333 (VEC_safe_grow): New.
2334 * vec.c (calculate_allocation): New.
2335 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2336 (vec_gc_free, vec_heap_free): Remove.
2337 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2339 (mangle_macro_name): New.
2340 (struct macro_def): New.
2341 (struct macro): Add multiple argument values.
2342 (macro_expans_end): New.
2343 (push_macro_expansion): Chain on new macro. Process multiple
2344 args, create follow on expansion. Return follow on argument.
2345 (macro_input): Deal with multiple arguments.
2347 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2348 (struct tree_binfo): Adjust.
2349 * basic-block.h: Define VEC(edge,gc).
2350 (struct edge_def): Adjust.
2351 (struct basic_block_def, struct edge_iterator): Likewise.
2352 (ei_container, ei_start_1, ei_last_1): Likewise.
2353 * cfg.c (connect_src, connect_dest): Likewise.
2354 * cfgrtl.c (force_nonfallthru_and_redirect)
2355 * dbxout.c (dbxout_type)
2356 * dwarf2out.c (gen_member_die)
2357 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2358 (gcc_tree_to_linear_expression): Adjust.
2359 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2360 lbv_to_gcc_expression, lle_to_gcc_expression,
2361 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2362 perfect_nestify): Likewise.
2363 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2364 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2365 * profile.c (instrument_values): Adjust.
2366 * tree-cfg.c (modified_noreturn_calls): Adjust.
2367 (remove_fallthru_edge): Likewise.
2368 * tree-dump.c (dequeue_and_dump): Adjust.
2369 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2370 * tree-flow.h (modified_noreturn_calls): Adjust.
2371 (tree_on_heap): Remove. (yay!)
2372 (register_new_def): Adjust.
2373 * tree-into-ssa.c: Define VEC(int,heap).
2374 (block_defs_stack): Adjust.
2375 (find_idf, insert_phi_nodes, register_new_def,
2376 rewrite_initialize_block, rewrite_finalize_block,
2377 register_new_update_single, rewrite_update_init_block,
2378 rewrite_update_fini_block, rewrite_blocks,
2379 ssa_rewrite_finalize_block, ssa_register_new_def,
2380 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2381 * tree-loop-linear.c (linear_transform_loops): Adjust.
2382 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2383 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2384 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2385 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2386 vrp_variables_stack): Adjust declarations.
2387 (tree_ssa_dominator_optimize): Adjust.
2388 (dom_opt_initialize_block, remove_local_expressions_from_table,
2389 restore_nonzero_vars_to_original_value,
2390 restore_vars_to_original_value,
2391 restore_currdefs_to_original_value, dom_opt_finalize_block,
2392 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2393 optimize_stmt, update_rhs_and_lookup_avail_expr,
2394 lookup_avail_expr, record_range): Likewise.
2395 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2396 (compute_antic_aux): Adjust.
2397 (inserted_exprs, create_expression_by_pieces,
2398 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2399 remove_dead_inserted_code, fini_pre): Likewise.
2400 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2401 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2402 ssa_prop_init): Likewise.
2403 * tree-ssa.c: Define VEC(bitmap,heap).
2404 (verify_name_tags): Adjust.
2405 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2406 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2407 tree_divmod_values_to_profile, tree_find_values_to_profile,
2408 value_profile_transformations): Likewise.
2409 * value-prof.h: Define VEC(histogram_value,heap).
2410 * varasm.c: Remove alias_pair pointer typedef, define
2412 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2414 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2415 not a pointer to it. Create an object vector.
2416 (extern_symbols): Turn into an object vector.
2417 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2419 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2422 * Makefile.in (tree-chrec.o): Depend on params.h.
2423 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2425 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2426 and fold build with fold_buildN.
2427 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2428 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2429 (tree_contains_chrecs): Compute an estimation of the size of the
2431 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2432 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2433 * tree-scalar-evolution.c (simple_iv): Ditto.
2434 * doc/invoke.texi (scev-max-expr-size): Documented.
2436 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2438 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2439 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2440 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2441 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2442 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2443 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2444 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2445 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2446 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2447 (darwin_fix_and_continue_switch): Delete.
2448 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2449 (SUBTARGET_SWITCHES): Delete.
2450 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2451 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2452 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2453 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2454 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2455 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2456 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2457 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2458 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2459 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2460 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2461 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2462 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2463 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2464 (TARGET_64BIT): Undef before redefining.
2465 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2466 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2467 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2468 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2469 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2470 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2471 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2472 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2473 (ix86_debug_arg_string, ix86_debug_addr_string)
2474 (ix86_align_loops_string, ix86_align_jumps_string)
2475 (ix86_align_funcs_string): Delete.
2476 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2477 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2478 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2479 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2480 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2481 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2482 (SUBTARGET_SWITCHES): Delete.
2483 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2484 (ix86_debug_addr_string): Delete.
2485 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2486 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2487 (ix86_align_loops_string, ix86_align_jumps_string)
2488 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2489 (ix86_align_funcs_string): Make static.
2490 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2491 (ix86_handle_option): New function.
2492 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2493 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2494 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2495 of darwin_fix_and_continue_switch.
2496 (darwin_one_byte_bool): Delete.
2497 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2498 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2499 to darwin_one_byte_bool.
2500 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2501 * config/i386/djgpp.opt, config/i386/i386.opt,
2502 * config/i386/sco5.opt: New files.
2504 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2506 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2507 fp_zero_operand, fp_register_operand, intreg_operand,
2508 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2509 call_operand, call_operand_address, tgd_symbolic_operand,
2510 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2511 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2512 sp64_medium_pic_operand, data_segment_operand,
2513 text_segment_operand, splittable_symbolic_memory_operand,
2514 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2515 eq_or_neq, normal_comp_operator, noov_compare_op,
2516 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2517 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2518 const64_operand, const64_high_operand, arith11_operand,
2519 arith10_operand, arith_double_operand, arith_double_4096_operand,
2520 arith_double_add_operand, arith11_double_operand,
2521 arith10_double_operand, small_int, small_int_or_double,
2522 uns_small_int, uns_arith_operand, clobbered_register,
2523 input_operand, compare_operand): Delete.
2524 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2525 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2526 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2527 (GEN_HIGHINT64, GEN_INT64): Delete.
2528 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2529 gen_safe_XOR64): Adjust for above deletion.
2530 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2531 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2532 (legitimate_constant_p): Use const_zero_operand instead.
2533 (sparc_extra_constraint_check): Likewise.
2534 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2535 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2536 (PREDICATE_CODES): Delete.
2537 * config/sparc/sparc.md: Include predicates.md.
2538 (All patterns): Adjust for new predicate names.
2539 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2540 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2541 (movdi): Use general_operand predicate.
2542 (movdi_sp64_dbl): Delete.
2543 (movdi_const64_special): Add 'N' constraint.
2544 (movdicc): Use arith10_operand predicate.
2545 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2546 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2547 (movdi_cc_reg_sp64_trunc): Delete.
2548 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2549 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2550 (subdi3_sp32): Delete.
2551 (subdi3_insn_sp32): Change to define_insn_and_split.
2552 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2553 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2554 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2555 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2556 small_int_operand predicate.
2557 (divdi3, udivdi3): Use arith_operand predicate.
2558 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2559 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2560 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2561 (xordi3_sp64_dbl): Delete.
2562 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2563 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2564 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2565 cmp_ccx_set_not): Use arith_operand predicate.
2566 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2567 * config/sparc/predicates.md: New file.
2569 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2571 PR tree-optimization/14846
2572 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2574 (fold_single_bit_test): ... here.
2575 (fold_binary): Call fold_single_bit_test_into_sign_test
2576 instead of fold_single_bit_test.
2578 2005-04-20 James E Wilson <wilson@specifixinc.com>
2581 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2582 is another declaration.
2584 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2586 * config/cris/predicates.md: New file.
2587 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2588 (cris_movem_load_rest_p): Declare.
2589 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2590 (cris_movem_load_rest_p): Ditto. Globalize.
2591 (cris_bdap_operand, cris_bdap_biap_operand,
2592 cris_orthogonal_operator, cris_commutative_orth_op,
2593 cris_operand_extend_operator,
2594 cris_additive_operand_extend_operator, cris_extend_operator,
2595 cris_plus_or_bound_operator, cris_mem_op,
2596 cris_general_operand_or_symbol,
2597 cris_general_operand_or_gotless_symbol,
2598 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2599 cris_load_multiple_op): Remove predicate functions.
2600 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2601 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2602 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2603 * config/cris/cris.md: Include predicates.md.
2604 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2606 2005-04-20 Ian Lance Taylor <ian@airs.com>
2608 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2609 * c-common.h (STMT_EXPR_STMT): Don't define.
2610 (STMT_EXPR_NO_SCOPE): Don't define.
2611 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2612 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2613 (pp_c_expression): Likewise.
2615 2005-04-20 Richard Henderson <rth@redhat.com>
2618 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2620 2005-04-20 Jeff Law <law@redhat.com>
2622 * reload1.c (reload): Ignore equivalences between pseudos and
2625 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2628 * c-tree.h (struct c_label_list): Update comment.
2629 (struct c_label_context): Rename to struct c_label_context_se.
2630 (label_context_stack): Rename to label_context_stack_se.
2631 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2632 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2633 c_end_vm_scope): New.
2634 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2635 * c-decl.c (pop_scope): Call c_end_vm_scope.
2636 (pushdecl): Call c_begin_vm_scope for variably modified
2638 (define_label): Check for jumping into scope of identifier with
2639 variably modified type. Push label on stack for those defined at
2640 current context of identifiers with variably modified type.
2641 (start_function): Create stack level for context of identifiers
2642 with variably modified type.
2643 (finish_function): Pop stack level for context of identifiers with
2644 variably modified type.
2645 * c-typeck.c (label_context_stack): Rename to
2646 label_context_stack_se.
2647 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2648 (c_finish_goto_label): Check for jumping into scope of identifier
2649 with variably modified type. Push label on stack for those jumped
2650 to from current context of identifiers with variably modified
2652 (struct c_switch): Add blocked_vm.
2653 (c_start_case): Initialize blocked_vm.
2654 (do_case): Check blocked_vm.
2655 (c_finish_case): Add comment.
2656 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2657 variable label_context_stack.
2659 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2661 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2662 conditional_replacement, value_replacement, abs_replacement,
2664 (replace_phi_edge_with_variable): Remove argument BB.
2665 (conditional_replacement, value_replacement,
2666 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2667 Update a call to replace_phi_edge_with_variable.
2669 * tree-ssa-phiopt.c: Fix comments.
2671 2005-04-20 Michael Matz <matz@suse.de>
2674 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2677 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2679 * tree-ssa-phiopt.c: Fix comment typos.
2681 PR tree-optimization/21116
2682 * tree-ssa-phiopt.c: Fix a typo.
2684 2005-04-19 Richard Henderson <rth@redhat.com>
2686 * builtins.c (expand_builtin_sync_operation): Revert last change.
2687 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2689 (expand_compare_and_swap_loop): Likewise.
2690 (expand_sync_operation): Remove fallback from NAND to AND; invert
2691 memory operand when expanding from cmpxchg.
2692 (expand_sync_fetch_operation): Likewise.
2693 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2696 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2697 when implementing NAND. Fix double-add for AFTER.
2698 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2699 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2700 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2702 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2705 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2706 to return old memory value.
2707 (sync_compare_and_swap_cc<IMODE>): Likewise.
2709 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2710 return pre-reload. Don't consider output or anti dependencies.
2711 * config/ia64/sync.md (IMODE): New.
2712 (modesuffix): Add QI and HI.
2713 (memory_barrier): Simplify expansion.
2714 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2715 (cmpxchg_acq_<IMODE>): Likewise.
2716 (sync_lock_test_and_set<IMODE>): Likewise.
2717 (sync_lock_release<IMODE>): Likewise.
2719 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2721 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2724 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2726 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2728 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2729 Joseph S. Myers <joseph@codesourcery.com>
2731 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2732 * c-typeck.c (build_c_cast): Check these options.
2733 * doc/invoke.texi: Document these options.
2735 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2737 * tree-ssa-phiopt.c: Update a comment about the pass.
2739 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2741 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2742 config/mcore/mcore.c: Fix comment typos.
2744 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2746 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2747 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2749 2005-04-19 Paul Brook <paul@codesourcery.com>
2751 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2753 2005-04-19 Andrew Haley <aph@redhat.com>
2756 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2757 looking at a field's bitpos.
2759 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2761 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2762 libiberty functions.
2764 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2766 PR tree-optimization/21096
2767 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2769 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2772 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2773 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2775 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2777 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2778 refers to the function being dumped.
2780 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2782 * varasm.c (assemble_start_function): Remove reset of in_section.
2784 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2786 PR tree-optimization/21085
2787 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2790 2005-04-19 Ben Elliston <bje@au.ibm.com>
2792 * doc/invoke.texi (Optimize Options): Refer to the correct
2793 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2795 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2797 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2798 alloca argument to be big enough.
2800 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2803 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2806 2005-04-18 Tom Tromey <tromey@redhat.com>
2808 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2811 2005-04-18 Richard Henderson <rth@redhat.com>
2813 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2814 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2815 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2816 * config/alpha/alpha-protos.h: Update.
2817 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2818 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2819 (attr type): Add ld_l, st_c, mb.
2820 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2821 iornotsi3, xorsi_internal, xornotsi3): New.
2822 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2823 (ev4_ist_c, ev4_mb): New.
2824 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2826 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2827 (ev6_ist): Add st_c.
2829 * config/alpha/sync.md: New file.
2831 2005-04-18 Richard Henderson <rth@redhat.com>
2833 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2836 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2838 2005-04-18 Devang Patel <dpatel@apple.com>
2840 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2842 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2844 PR tree-optimization/20922
2845 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2846 Fold X + c >= X and fold X - c <= X to true.
2848 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2850 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2852 (emergency_labeled_state_free): Likewise.
2854 2005-04-18 Nick Clifton <nickc@redhat.com>
2856 * config/h8300/h8300.md (jump): Remove prescan parameter from
2857 calls to final_scan_insn.
2859 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2860 parameter from calls to final_scan_insn.
2862 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2864 (v850e, v850e1): Use the v850.opt file for target specific
2867 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2869 PR tree-optimization/21001
2870 * tree-optimize.c (init_tree_optimization_passes): Move the
2871 first pass_forwprop immediately before pass_vrp.
2873 2005-04-17 Ian Lance Taylor <ian@airs.com>
2875 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2876 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2877 from enum tree_code op to bool is_sizeof.
2878 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2879 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2880 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2882 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2884 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2887 2005-04-17 Ian Lance Taylor <ian@airs.com>
2889 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2891 2005-04-17 Richard Henderson <rth@redhat.com>
2893 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2895 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2896 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2897 of indirection through ssa names while looking for the gpr counter
2899 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2900 saved va_list_gpr_size and va_list_fpr_size.
2902 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2904 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2905 both pointers or both integers.
2907 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2908 ASSERT_EXPRs for single-use variable.
2910 * tree-into-ssa.c: Fix a comment typo.
2912 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2914 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2915 -mipsN before forcing a default of -mips2.
2917 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2919 * predict.h (IS_TAKEN): Remove.
2920 * rtl.h (NOTE_PREDICTION): Likewise.
2922 * modulo-sched.c (CFG_HOOKS): Remove.
2924 * c-parser.c (N_C_TTYPES): Remove.
2926 * tree-flow-inline.h (get_stmt_operands): Remove.
2927 * lambda-code.c, tree-ssa-loop-unswitch.c,
2928 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2929 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2930 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2931 calls to get_stmt_operands.
2932 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
2934 2005-04-17 Richard Henderson <rth@redhat.com>
2937 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
2938 of CUMULATIVE_ARGS past the last named argument.
2939 (alpha_va_start): Expect pretend_args_size only if strictly less than
2942 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2945 * builtins.c (expand_builtin_strcat): Convert the result of
2946 strlen to the right type.
2947 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
2948 avoid creating type mismatches.
2949 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
2952 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
2954 2005-04-16 Richard Henderson <rth@redhat.com>
2957 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
2958 Use the mode of boolean_type_node when the user doesn't provide one.
2959 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
2961 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
2964 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
2967 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
2970 2005-04-16 Roger Sayle <roger@eyesopen.com>
2971 Steven Bosscher <stevenb@suse.de>
2973 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
2974 (fold_unary_to_constant): Likewise.
2976 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
2978 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
2981 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
2983 * doc/install.texi (Specific): Avoid using asterisks in @anchor
2984 names related to target triplets.
2985 Remove i?86-*-esix from platform directory.
2986 Remove powerpc-*-eabiaix from platform directory.
2988 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
2991 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
2992 falling through from SUBREG case to REG.
2994 2005-04-15 Roger Sayle <roger@eyesopen.com>
2996 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
2997 (fold_binary): Update comment mentioning fold_relational_hi_lo.
2998 (fold_binary_to_constant): Simplify using fold_binary.
2999 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3001 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3003 * gthr-posix.c (pthread_cancel): Define.
3004 (pthread_mutexattr_init): Likewise.
3005 (pthread_mutexattr_settype): Likewise.
3006 (pthread_mutexattr_destroy): Likewise.
3008 2005-04-15 David S. Miller <davem@davemloft.net>
3011 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3013 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3015 PR tree-optimization/21031
3016 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3017 (forward_propagate_into_cond_1): Call it. Forward propagate
3018 integer-integer casts into COND_EXPRs.
3020 2005-04-15 Dave Korn <dave.korn@artimi.com>
3022 * gcc.c (default_compilers): Clarify obscure error message when
3023 reading from standard input.
3025 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3027 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3028 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3030 * tree-ssa-alias.c (init_alias_info): Remove a call to
3033 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3035 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3036 of non-virtual PHI nodes like we use to.
3038 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3040 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3041 (attr_copy_rtx): Do not use it.
3043 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3045 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3047 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3049 * tree-vect-transform.c (vectorizable_store): Mark necessary
3050 objects in the vectorized store needing renaming. Update the
3051 SSA graph for V_MAY_DEF operands in the original store.
3053 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3055 * tree-ssa-pre.c (compute_avail): It's okay to have
3056 TREE_INVARIANT's here, and value number the resulting expressions.
3057 (create_expression_by_pieces): Make sure operands that were
3058 min_invariant when we started, stay that way.
3060 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3062 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3064 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3066 PR tree-optimization/20936.
3067 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3069 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3071 * doc/invoke.texi: Fix typos.
3072 * doc/md.texi: Likewise.
3073 * doc/rtl.texi: Likewise.
3074 * doc/sourcebuild.texi: Likewise.
3075 * doc/tm.texi: Likewise.
3077 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3079 PR tree-optimization/21004
3080 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3081 and floorl in c99 mode only.
3082 * builtins.c (expand_builtin_int_roundingfn): Assert that
3083 fallback_fndecl is not NULL_TREE.
3085 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3087 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3088 * basic-block.h: Update the prototype for
3089 purge_all_dead_edges.
3090 * cfgexpand.c (tree_expand_cfg): Update a call to
3091 purge_all_dead_edges.
3092 * combine.c (combine_instructions): Likewise.
3093 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3094 rest_of_handle_cse2, rest_of_handle_gcse,
3095 rest_of_handle_postreload): likewise.
3097 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3100 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3101 e.g. cv-qualification conversions.
3103 2005-04-14 Mike Stump <mrs@apple.com>
3105 * config/darwin-c.c (framework_construct_pathname): We must
3106 find all headers of a framework in the first instance of it
3107 found in the seach path.
3109 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3111 PR tree-optimization/21021
3112 * tree-vrp.c (compare_values): Work around a bug in the front
3113 end that produces a comparison of mismatched types.
3115 2004-04-14 Richard Henderson <rth@redhat.com>
3117 * config/ia64/ia64.h (enum fetchop_code): Remove.
3118 (enum ia64_builtins): Move ...
3119 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3120 members except BSP and FLUSHRS.
3121 (ia64_init_builtins): Remove __sync builtins.
3122 (ia64_expand_builtin): Likewise.
3123 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3124 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3125 (ia64_expand_lock_release): Remove.
3126 * config/ia64/ia64.md (mf): Move to sync.md.
3127 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3128 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3129 * config/ia64/sync.md: New file.
3130 (memory_barrier): Rename from mf.
3131 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3132 (cmpxchg_acq_<I48MODE>): Likewise.
3133 (sync_lock_test_and_set<I48MODE>): Likewise.
3135 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3136 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3138 2004-04-14 Richard Henderson <rth@redhat.com>
3140 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3141 (ix86_compare_emitted): New.
3142 (ix86_expand_compare): Use ix86_compare_emitted if set.
3143 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3144 and ix86_compare_op0 are set.
3145 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3146 (TARGET_CMPXCHG, TARGET_XADD): New.
3147 (ix86_compare_emitted): Declare.
3148 * config/i386/i386.md: Include sync.md
3149 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3150 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3151 * config/i386/sync.md: New file.
3153 2004-04-14 Richard Henderson <rth@redhat.com>
3156 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3157 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3158 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3159 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3160 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3161 BT_FN_I8_VPTR_I8_I8): New.
3162 * builtins.def (DEF_SYNC_BUILTIN): New.
3163 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3164 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3165 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3166 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3167 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3168 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3169 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3170 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3171 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3172 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3173 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3174 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3175 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3176 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3177 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3178 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3179 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3180 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3181 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3182 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3183 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3184 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3185 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3186 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3187 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3188 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3189 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3190 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3191 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3192 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3193 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3194 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3195 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3196 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3197 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3198 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3199 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3200 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3201 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3202 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3203 BUILT_IN_SYNCHRONIZE: New.
3204 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3205 as a function. Accept __sync_ as a prefix as well.
3206 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3207 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3208 expand_builtin_lock_release): New.
3209 (expand_builtin): Call them.
3210 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3211 neither BOTH_P nor FALLBACK_P are defined.
3212 (builtin_type_for_size): New.
3213 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3214 (resolve_overloaded_builtin): New.
3215 * c-common.h (resolve_overloaded_builtin): Declare.
3216 (builtin_type_for_size): Declare.
3217 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3218 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3219 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3220 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3221 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3222 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3223 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3224 sync_compare_and_swap_cc, sync_lock_test_and_set,
3225 sync_lock_release): New.
3226 * optabs.h: Declare them.
3227 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3228 expand_sync_operation, expand_sync_fetch_operation,
3229 expand_sync_lock_test_and_set): Declare.
3230 * genopinit.c (optabs): Add sync optabs.
3231 * optabs.c (init_optabs): Initialize sync optabs.
3232 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3233 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3234 expand_sync_operation, expand_sync_fetch_operation,
3235 expand_sync_lock_test_and_set): New.
3236 * doc/extend.texi (Atomic Builtins): New section
3237 * doc/md.texi (Standard Names): Add sync patterns.
3239 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3241 * tree-eh.c (lower_try_finally_copy): Generate new code in
3242 response to goto_queue entries as if the queue was sorted by
3243 index, not pointers.
3244 (lower_try_finally_switch): Likewise.
3246 2005-04-14 Richard Henderson <rth@redhat.com>
3248 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3249 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3251 (ix86_expand_fp_movcc): Update to match.
3252 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3253 * config/i386/i386-protos.h: Update.
3254 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3255 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3257 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3259 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3262 2005-04-14 Julian Brown <julian@codesourcery.com>
3264 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3265 link failures on ppc64 Linux.
3267 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3269 * config.gcc: Set cpu_type for s390.
3271 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3273 Fix PR tree-optimization/20963
3274 * tree-ssa-pre.c (compute_avail): Remove special case for
3276 (create_expression_by_pieces): Add value numbers for forced out
3279 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3281 * config/cris/cris.md: Replace references to (reg:SI 16) with
3282 (reg:SI CRIS_SRP_REGNUM).
3284 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3286 PR tree-optimization/20657
3287 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3288 create an appropriate range from it.
3290 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3292 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3293 <UNSPEC_FIST_CEIL> case.
3295 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3296 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3297 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3298 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3299 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3300 (lfloor<mode>2): New expanders.
3301 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3302 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3303 to implement lceil and llceil built-ins as x87 intrinsic function.
3304 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3305 (lceil<mode>2): New expanders.
3307 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3309 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3310 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3312 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3315 * config/s390/s390-modes.def: Define TFmode.
3317 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3319 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3320 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3321 * config/mips/mips.c (mips16_insn_length): Remove reference to
3322 JUMP_TABLES_IN_TEXT_SECTION.
3324 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3326 * simplify-rtx.c (simplify_binary_operation_1): Return
3327 scalar or vector of constant 0, depending on the xor's
3330 2005-04-13 Dale Johannesen <dalej@apple.com>
3332 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3333 (objc-act.o): Ditto.
3334 * objc/objc-act.c (objc_gimplify_expr): New.
3335 (objc_get_callee_fndecl): New.
3336 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3337 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3338 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3340 2005-04-13 Devang Patel <dpatel@apple.com>
3342 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3345 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3347 CRIS prologue as RTL.
3348 * config/cris/cris-protos.h (cris_emit_movem_store)
3349 (cris_expand_prologue): Prototype.
3350 * config/cris/cris.c (struct machine_function): New member
3352 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3353 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3354 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3355 (cris_load_multiple_op, cris_return_address_on_stack)
3356 (cris_return_address_on_stack_for_return): ISO-Cify.
3357 (cris_store_multiple_op): New predicate function.
3358 (cris_expand_prologue, cris_emit_movem_store): New functions.
3359 (cris_print_operand) <case 'O'>: Handle modifications other than
3361 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3362 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3363 (cris_gen_movem_load): Rearrange slightly to make local variable
3364 src a parameter, removing osrc.
3365 (cris_setup_incoming_varargs): Set machine_function member
3366 stdarg_regs to correspond to the number of registers that need to
3368 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3370 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3371 cris_general_operand_or_gotless_symbol accept UNSPEC.
3372 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3373 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3374 ("*cris_store_multiple"): New pattern. Tweak common comment above
3375 this and "*cris_load_multiple".
3376 ("prologue"): New define_expand.
3378 * config/cris/cris.md ("epilogue"): Conditionalize on
3379 TARGET_PROLOGUE_EPILOGUE.
3381 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3384 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3385 fpsr 0 instead of fpsr 1.
3386 (divsf3_internal_thr): Ditto.
3387 (divdf3_internal_lat): Ditto.
3388 (divdf3_internal_thr): Ditto.
3389 (divxf3_internal_lat): Ditto.
3390 (divxf3_internal_thr): Ditto.
3392 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3394 PR tree-optimization/20913
3395 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3397 PR tree-optimization/20702
3398 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3399 dominator children that haven't been walked into.
3401 2005-04-13 Julian Brown <julian@codesourcery.com>
3403 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3404 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3407 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3409 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3410 config/i386/sse.md: Fix comment typos.
3412 * genattrtab.c (NULL_ATTR): Remove.
3413 * ifcvt.c (NULL_EDGE): Likewise.
3415 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3417 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3418 NOTE_PREDICT): Remove.
3420 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3422 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3423 * configure: Regenerate.
3424 * config.in: Likewise.
3425 * system.h: Declare vsnprintf if not already declared.
3427 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3429 * optc-gen.awk: Handle stand-alone Mask records.
3430 * opth-gen.awk: Likewise.
3431 * doc/options.texi (Option file format): Document them.
3432 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3433 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3434 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3435 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3436 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3437 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3438 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3439 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3440 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3441 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3442 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3443 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3444 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3445 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3446 TARGET_LONG_DOUBLE_128): Likewise.
3447 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3448 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3449 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3450 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3451 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3452 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3453 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3454 * config/sparc/sparc.c (fpu_option_set): New global.
3455 (sparc_handle_option): New function.
3456 (sparc_override_options): Test fpu_option_set.
3457 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3458 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3459 * config/sparc/sparc.opt: New file.
3460 * config/sparc/little-endian.opt: Likewise.
3461 * config/sparc/long-double-switch.opt: Likewise.
3463 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3465 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3466 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3467 * config/bfin/bfin.opt (mshared-library-id=): Lose
3468 Var(bfin_lib_id_given).
3470 2005-04-13 Matt Thomas <matt@3am-software.com>
3472 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3475 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3477 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3479 * cgraphunit.c (INSNS_PER_CALL): Remove.
3481 * tree-ssa-forwprop.c (vars,
3482 record_single_argument_cond_exprs,
3483 substitute_single_use_vars): Remove.
3484 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3486 (tree_ssa_forward_propagate_single_use_vars): Call
3487 forward_propagate_into_cond for each COND_EXPR.
3489 * tree-inline.c (INSNS_PER_STMT): Remove.
3491 2005-04-12 Richard Henderson <rth@redhat.com>
3493 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3494 (ix86_expand_sse_fp_minmax): ... from ...
3495 (ix86_expand_fp_movcc): ... here.
3496 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3497 * config/i386/i386-protos.h: Update.
3498 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3499 (sse_setccsf, sse_setccdf): Allow before reload.
3500 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3501 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3502 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3503 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3504 (anddf3, nanddf3, iordf3, xordf3): New.
3506 2005-04-12 Jeff Law <law@redhat.com>
3508 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3509 (tree-ssa-uncprop.o): Add dependencies.
3510 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3511 * tree-flow.h (remove_useless_stmts): Remove prototype.
3512 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3513 remove_useless_stmts.
3514 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3515 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3516 * tree-pass.h (pass_uncprop): Declare.
3517 * tree-ssa-uncprop.c: New file.
3519 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3522 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3524 2005-04-12 Caroline Tice <ctice@apple.com>
3526 Temporary fix for partitioning problems.
3527 * passes.c (rest_of_handle_final): Remove code that
3528 frees unlikely_text_section_name,
3529 * varasm.c (assemble_start_function): Test for partitioning
3530 flag before writing out section labels.
3531 (assemble_end_function): Test for partitioning flag before
3532 writing out section labels.
3534 2005-04-12 Steven Bosscher <stevenb@suse.de>
3535 Stuart Hastings <stuart@apple.com>
3536 Jan Hubicka <jh@suse.cz>
3538 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3539 references to gt-tree-cfg.h.
3540 * basic-block.h (struct basic_block_def): Don't skip rbi
3541 for garbage collection.
3542 (struct reorder_block_def): Make GTY-able.
3543 (struct control_flow_graph): New structure.
3544 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3545 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3546 but instead defines to the control_flow_graph for cfun.
3547 (label_to_block_map): New define, points to the label map of
3548 the control_flow_graph for cfun.
3549 (n_edges_for_function, n_basic_blocks_for_function,
3550 last_basic_block_for_function, basic_block_info_for_function,
3551 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3552 basic_block_info_for_function, label_to_block_map_for_function):
3553 Counterparts for the above, taking a struct function as an extra
3555 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3556 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3557 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3558 (alloc_rbi_pool, free_rbi_pool): Remove.
3559 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3560 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3562 (cfg_layout_finalize) ... and don't free it here.
3563 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3565 * flow.c (free_basic_block_vars): Set label_to_block_map and
3566 n_edges to zero too.
3567 * function.h (struct function): Add cfg field.
3568 * function.c (allocate_struct_function): Allocate the cfg.
3569 * tree-cfg.c (label_to_block_map): Remove.
3570 (build_tree_cfg): Don't allocate the rbi pool here...
3571 (delete_tree_cfg_annotations): ...and don't free it here.
3572 Also don't nullify label_to_block_map for cfun.
3574 2005-04-12 Caroline Tice <ctice@apple.com>
3576 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3577 Revert my patch from April 9.
3578 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3579 (reorder_basic_blocks): Revert my patch from April 9.
3580 (insert_section_boundary_note): Revert my patch from April 9.
3581 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3582 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3583 (COLD_END_LABEL): Revert my patch from April 9.
3584 (cold_text_section_label): Revert my patch from April 9.
3585 (cold_end_label): Revert my patch from April 9.
3586 (dwarf2out_switch_text_section): Revert my patch from April 9.
3587 (output_aranges): Revert my patch from April 9.
3588 (output_ranges): Revert my patch from April 9.
3589 (output_line_info): Revert my patch from April 9.
3590 (add_location_or_const_value_attribute): Revert my patch from April 9.
3591 (dwarf2out_var_location): Revert my patch from April 9.
3592 (dwarf2out_init): Revert my patch from April 9.
3593 (dwarf2out_finish): Revert my patch from April 9.
3594 * function.h (struct function): Revert my patch from April 9.
3595 * opts.c (decode_options): Revert my patch from April 9.
3596 * output.h (unlikely_section_label, hot_section_label,
3597 hot_section_end_label, cold_section_end_label,
3598 unlikely_text_section_name): Revert my patch from April 9.
3599 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3600 * varasm.c (unlikely_section_label, hot_section_label,
3601 hot_section_end_label, cold_section_end_label,
3602 unlikely_text_section_name): Revert my patch from April 9.
3603 (initialize_cold_section_name): Revert my patch from April 9.
3604 (unlikely_text_section): Revert my patch from April 9.
3605 (in_unlikely_text_section): Revert my patch from April 9.
3606 (named_section): Revert my patch from April 9.
3607 (function_section): Revert my patch from April 9.
3608 (current_function_section): Revert my patch from April 9.
3609 (assemble_start_function): Revert my patch from April 9.
3610 (assemble_end_function): Revert my patch from April 9.
3611 (default_section_type_flags_1): Revert my patch from April 9.
3613 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3615 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3616 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3618 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3620 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3623 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3624 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3626 2004-04-12 Richard Henderson <rth@redhat.com>
3628 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3629 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3630 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3631 (UNSPEC_*, UNSPECV_*): Renumber.
3633 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3636 From Richard Henderson <rth@redhat.com>:
3637 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3640 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3642 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3644 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3646 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3647 (bfin_library_id): New variable.
3648 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3649 instead of bfin_library_id_string.
3650 (bfin_handle_option): New function.
3651 (override_options): Remove most code to deal with shared library IDs,
3652 just check they aren't used without -mid-shared-library.
3653 (TARGET_HANDLE_OPTION): Define.
3654 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3655 * config/bfin/bfin.opt (mshared-library-id=): New.
3657 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3659 * tree-vect-transform.c: Fix comment typos.
3661 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3663 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3664 split critical edges when not possible/profitable.
3666 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3668 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3669 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3670 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3671 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3672 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3673 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3674 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3675 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3677 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3678 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3679 * config/ns32k/ns32k.opt: New file.
3681 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3683 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3684 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3685 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3686 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3687 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3688 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3689 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3690 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3691 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3692 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3693 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3694 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3695 (MASK_COLDFIRE): Formatting fixes.
3696 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3697 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3698 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3699 "_current_shared_library_a5_offset_".
3700 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3701 (MASK_ALL_CPU_BITS): New macro.
3702 (m68k_handle_option): New function.
3703 (override_options): Remove handling of m68k_library_id_string.
3704 * config/m68k/m68k.opt: New file.
3705 * config/m68k/ieee.opt: New file.
3707 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3709 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3710 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3711 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3712 (TARGET_CXX): Adjust accordingly.
3713 * target.h (struct gcc_target): Remove epxort_class_data. Add
3714 determine_class_data_visibility and class_data_always_comdat.
3715 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3716 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3717 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3718 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3719 (arm_cxx_determine_class_data_visibility): New.
3720 (arm_cxx_class_data_always_comdat): Likewise.
3721 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3722 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3723 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3724 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3725 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3728 2005-04-11 Devang Patel <dpatel@apple.com>
3730 * tree-data-ref.c (build_classic_dist_vector,
3731 compute_subscript_distance): Make externally visible.
3732 * tree-data-ref.h (build_classic_dist_vector,
3733 compute_subscript_distance): Same.
3734 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3735 Check distance vector against vectorization factor.
3736 (vect_analyze_loop): Determine vectorizaion factor before
3737 analyzing data dependences.
3738 * tree-vectorizer.c (loops_num): Make it externally visible and
3740 * tree-vectorizer.c (vect_loops_num): ... new name.
3741 * tree-vectorizer.h (vect_loops_num): New.
3743 2005-04-11 Devang Patel <dpatel@apple.com>
3745 * tree-vect-analyze.c (vect_analyze_operations): Check
3746 vectorizable codition.
3747 * tree-vect-transform.c (vect_is_simple_cond): New function.
3748 (vectorizable_condition): New function.
3749 (vect_transform_stmt): Handle condition_vec_info_type.
3750 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3751 condition_vec_info_type.
3752 (vectorizable_condition): New.
3754 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3756 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3757 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3758 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3760 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3761 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3763 * dwarf2out.c (output_line_info): Don't try to dereference
3764 a NULL current_function_decl.
3766 * config/t-slibgcc-darwin: Don't put shared libraries in
3767 directories other than $(slibdir).
3768 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3771 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3773 PR tree-optimization/20933
3774 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3775 logic to reject aliases between read-only and writable
3777 (may_alias_p): ... here.
3778 (get_tmt_for): Do not associate read-only tags to pointers
3779 whose pointed-to type is not read-only.
3780 * tree-ssa.c (verify_ssa): Check that memory stores have at
3781 least one V_MAY_DEF or V_MUST_DEF.
3783 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3786 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3787 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3788 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3789 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3791 (fwrite_unlocked): Fix prototype.
3793 * configure, config.in: Regenerate.
3795 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3797 * tree-ssa-loop-im.c: Include real.h.
3798 (determine_invariantness_stmt): If real division divisor is
3799 invariant and flag_unsafe_math_optimizations enabled, generate
3800 invariant reciprocal for hoisting.
3801 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3803 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3805 Fix PR tree-optimization/20926
3807 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3809 2005-04-11 Devang Patel <dpatel@apple.com>
3811 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3814 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3816 * fold-const.c (fold_binary_op_with_conditional_arg):
3817 use fold_buildN instead of "fold (buildN" in some
3819 (fold_unary): Likewise.
3820 (fold_binary): Likewise.
3822 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3824 Fix PR tree-optimization/20612
3825 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3827 (perfect_nestify): preheaderbb is *not* part of loop of the
3830 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3832 * tree-ssa-alias.c (may_alias_p): If the variable
3833 is a global variable and the pointer is parameter
3834 and -fargument-noalias-global is used, then
3835 the pointer cannot alias the variable.
3837 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3839 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3840 * config/sparc/sparc.h: Likewise.
3841 * config/sparc/sparc.md: Likewise.
3843 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3845 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3847 * tree-vrp.c: Fix a comment typo.
3849 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3851 PR tree-optimization/20920
3852 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3853 SSA_NAME flows through an abnormal edge.
3854 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3855 through abnormal edges.
3856 (maybe_add_assert_expr): Likewise.
3858 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3860 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3861 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3862 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3863 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3864 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3865 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3866 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3867 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3868 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3869 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3870 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3871 (TARGET_HANDLE_OPTION): Likewise.
3872 (s390_tune): Initialize to PROCESSOR_max.
3873 (s390_arch_string): Make static.
3874 (s390_tune_string, s390_warn_framesize_string): Delete.
3875 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3876 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3877 (s390_handle_arch_option, s390_handle_option): New functions.
3878 (override_options): Remove parsing of option strings.
3879 * config/s390/s390.opt: New file.
3881 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3883 * tree-complex.c (expand_vector_operations): Call
3884 update_stmt_if_modified.
3886 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3888 * tree-vect-analyze (vect_determine_vectorization_factor):
3889 Do not use GET_MODE_NUNITS.
3890 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3891 (vectorizable_load, vect_transform_loop): Likewise.
3893 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3895 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3896 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3897 * optabs.h (enum optab_index): Add new OTI_lceil.
3898 (lceil_optab): Define corresponding macro.
3899 * optabs.c (init_optabs): Initialize lceil_optab.
3900 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3901 and lceildi2 patterns.
3902 * builtins.c (expand_builtin_int_roundingfn): Handle
3903 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3904 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3905 BUILT_IN_LLCEIL{,F,L}.
3906 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3907 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3908 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3909 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3910 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3911 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3912 into lceil built-in function and (long long int)ceil{,f,l} into
3913 llceil built-in function.
3914 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3917 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3919 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3922 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3924 * config/arm/arm.c: Fix a comment typo.
3925 * doc/tree-ssa.texi: Fix a typo.
3927 2005-04-10 Steven Bosscher <stevenb@suse.de>
3929 * cselib.c (clear_table): Rename to cselib_clear_table.
3930 * cselib.h (cselib_clear_table): Add prototype.
3931 * gcse.c (gcse_main): Make 'f' argument unused.
3932 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3933 of each basic block instead.
3934 (compute_sets, compute_hash_table_work): Likewise.
3935 (constprop_register): Change int 'alter_jumps' argument to bool.
3936 (do_local_cprop): Likewise.
3937 (local_cprop_pass): Likewise. Also walk basic blocks instead of
3938 the insn chain. Explicitly clear the cselib tables after finishing
3939 one basic block. Make sure there are no unterminated libcall blocks.
3940 Update compute_sets call.
3941 (cprop): Walk basic blocks instead of the insn chain.
3942 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
3944 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
3945 one_cprop_pass calls.
3947 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3949 * combine.c (combine_simplify_rtx): Remove a transformation that
3950 relies on an invalid assumption about rtl sign-extension semantics.
3952 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3954 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
3955 to build_int_cst_wide.
3957 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
3960 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
3961 set the original address pseudo to the correct value before the
3962 original insn, if possible, and leave the insn alone, otherwise
3963 create a new pseudo, set it and replace it in the insn.
3964 * recog.c (validate_change_maybe_volatile): New.
3965 * recog.h (validate_change_maybe_volatile): Declare.
3967 2005-04-09 Caroline Tice <ctice@apple.com>
3969 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3970 Remove targetm.have_named_sections test.
3971 (fix_edges_for_rarely_executed_code): Likewise.
3972 (insert_section_boundary_note): Likewise.
3973 (reorder_basic_blocks): Check partitioning flag before calling
3974 verify_hot_cold_block_grouping.
3975 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3976 the function struct rather than global variables.
3977 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3978 (COLD_END_LABEL): Likewise
3979 (cold_text_section_label): New static global variable.
3980 (cold_end_label): Likewise.
3981 (dwarf2out_switch_text_section): Get hot/cold section labels from
3982 the function struct rather than global variables.
3983 (output_aranges): Use cold_text_section_label and cold_end_label;
3984 check partitioning flag before putting out delta.
3985 (output_ranges): Remove incorrect code attempting to use
3987 (output_line_info): Get cold section label from function struct.
3988 (add_location_or_const_value_attribute): Likewise.
3989 (get_subprogram_die): Get hot/cold section labels from function struct.
3990 (dwarf2out_var_location): Likewise.
3991 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3992 write out cold_text_section_label if partition flag is set.
3993 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3994 * function.h (struct function): Add new fields to point to hot/cold
3995 section labels: hot_section_label, cold_section_label,
3996 hot_section_end_label and cold_section_end_label; also add new field
3997 for cold text section name, unlikely_text_section_name.
3998 * opts.c (decode_options): Turn off partitioning flag if
3999 !targetm.have_named_sections.
4000 * output.h (hot_section_label): Remove.
4001 (hot_section_end_label): Remove.
4002 (cold_section_end_label): Remove.
4003 (unlikely_section_label): Remove.
4004 (unlikely_text_section_name): Remove.
4005 * passes.c (rest_of_handle_final): Remove code that frees
4006 unlikely_text_section_name.
4007 * varasm.c (unlikely_section_label): Remove.
4008 (hot_section_label): Remove.
4009 (hot_section_end_label): Remove.
4010 (cold_section_end_label): Remove.
4011 (unlikely_text_section_name): Remove.
4012 (initialize_cold_section_name): Modify to call
4013 targetm.strip_name_encoding; to store cold section name in current
4014 function struct, if it exists; and to only use the decl_section_name
4015 if flag_named_sections is true.
4016 (unlikely_text_section): Modify to get section name out of current
4017 function struct, if there is one; otherwise build it from
4018 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4019 (in_unlikely_text_section): Likewise.
4020 (named_section): Modify to get/put cold section name in current function
4021 struct, if there is one.
4022 (function_section): Change 'bool unlikely' to 'int reloc'; check
4023 targetm.have_named_sections before calling named_section.
4024 (current_function_section): Likewise.
4025 (assemble_start_function): Modify to get/put unlikely_text_section_name
4026 in current function struct; modify to get hot/cold section labels
4027 from function struct; initialize labels using
4028 ASM_GENERATE_INTERNAL_LABEL;
4029 test partitioning flag before writing out hot section label.
4030 (assemble_end_function): Test partitioning flag before writing out
4031 hot/cold section labels.
4032 (default_section_type_flags_1): Modify to use array instead of
4033 char* for unlikely_text_section_name; set flags correctly for
4034 cold text section if there is not a current function decl.
4036 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4038 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4039 and TI_VA_LIST_FPR_COUNTER_FIELD.
4040 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4041 * tree-pass.h (pass_stdarg): Add.
4042 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4043 * tree-stdarg.c: New file.
4044 * tree-stdarg.h: New file.
4045 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4046 (tree-stdarg.o): Add dependencies.
4047 * function.h (struct function): Add va_list_gpr_size and
4048 va_list_fpr_size fields.
4049 * function.c (allocate_struct_function): Initialize them.
4050 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4051 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4052 (TARGET_INITIALIZER): Add it.
4054 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4055 va_list_{g,f}pr_counter_field.
4056 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4057 area will not be used. Only save registers that tree-stdarg.c
4058 detected they need saving.
4059 (ix86_va_start): Don't set up fields that won't be used.
4061 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4062 va_list_{g,f}pr_counter_field.
4063 (setup_incoming_varargs): Don't do anything if reg_save
4064 area will not be used. Only save registers that tree-stdarg.c
4065 detected they need saving.
4066 (rs6000_va_start): Don't set up fields that won't be used.
4068 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4069 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4070 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4071 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4073 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4076 * config/i386/i386.c (construct_container): Pass empty aligned
4077 struct, union or class in memory.
4079 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4081 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4082 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4083 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4084 config/rs6000/predicates.md: Fix comment typos.
4086 * sched-int.h (haifa_insn_data): Remove blockage and units.
4087 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4088 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4089 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4091 2005-04-09 Jan Hubicka <jh@suse.cz>
4092 Steven Bosscher <stevenb@suse.de>
4094 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4095 * cfgloop.c (get_loop_exit_edges): Likewise.
4096 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4098 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4099 * tree-cfg.c (dump_cfg_status): Likewise.
4101 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4103 * config/rs6000/predicates.md (altivec_register_operand): Remove
4104 redundant match_code test.
4105 (gpc_reg_operand): Same.
4106 (cc_reg_operand): Same.
4107 (cc_reg_not_cr0_operand): Same.
4109 2005-04-09 Jan Hubicka <jh@suse.cz>
4111 Forgotten hunk from my last merge patch:
4112 * final.c (output_addr_const): Do not call mark_referenced.
4114 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4116 * doc/tree-ssa.texi: Add immediate use documentation.
4118 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4120 * arm.c (FL_WBUF): Define.
4121 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4122 (arm_is_6_or_7): Delete.
4123 (arm_tune_wbuf): New.
4124 (arm_override_options): Set arm_tune_wbuf.
4125 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4126 (arm_is_6_or_7): Delete declaration.
4127 (arm_tune_wbuf): New declartion.
4128 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4129 (model_wbuf): Derive from arm_tune_wbuf.
4130 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4131 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4132 (arm740t): Mark CPUs as having a write buffer.
4134 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4136 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4137 of 'const_double_operand' in operand 2 constraints. Update enable
4140 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4142 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4143 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4144 * optabs.h (enum optab_index): Add new OTI_lfloor.
4145 (lfloor_optab): Define corresponding macro.
4146 * optabs.c (init_optabs): Initialize lfloor_optab.
4147 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4148 and lfloordi2 patterns.
4149 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4150 (expand_builtin_int_roundingfn): New function.
4151 (fold_builtin_int_roundingfn): New prototype.
4152 (fold_builtin_int_roundingfn): New function, renamed from
4153 fold_builtin_lround.
4154 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4155 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4156 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4157 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4158 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4159 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4160 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4161 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4162 into lfloor built-in function and (long long int)floor{,f,l} into
4163 llfloor built-in function.
4164 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4167 2005-04-08 Ian Lance Taylor <ian@airs.com>
4169 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4170 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4171 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4172 (DO_COND, DO_BODY): Likewise.
4173 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4174 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4175 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4176 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4177 (build_continue_stmt, build_break_stmt): Don't declare.
4178 (c_do_switch_warnings): Update declaration.
4179 * c-gimplify.c (enum bc_t): Remove.
4180 (struct c_gimplify_ctx, ctxp): Remove.
4181 (push_context, pop_context): Remove static functions.
4182 (c_genericize): Don't call push_context or pop_context.
4183 (begin_bc_block, finish_bc_block): Remove static functions.
4184 (build_bc_goto): Likewise.
4185 (gimplify_c_loop): Likewise.
4186 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4187 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4188 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4189 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4190 * c-common.c (c_do_switch_warnings): Rename from
4191 c_do_switch_warnings_1.
4192 (c_do_switch_warnings) [old version]: Remove.
4193 (c_do_switch_expr_warnings): Remove.
4194 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4195 function instead of c_do_switch_expr_warnings.
4196 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4197 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4198 * c-pretty-print.c (pp_c_statement): Likewise.
4199 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4201 2005-04-08 Devang Patel <dpatel@apple.com>
4203 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4204 While selecting replacement condition pay attention to loop header.
4206 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4208 Merge from tree-cleanup-branch: VRP, store CCP, store
4209 copy-prop, incremental SSA updating of FUD chains and
4210 newly exposed symbols.
4212 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4213 (OBJS-common): Add tree-vrp.o.
4214 (tree-vrp.o): New rule.
4215 * basic-block.h (nearest_common_dominator_for_set): Declare.
4216 * common.opt (ftree-store-ccp): New flag.
4217 (ftree-copy-prop): New flag.
4218 (ftree-vrp): New flag.
4219 (ftree-store-copy-prop): New flag.
4220 * dominance.c (nearest_common_dominator_for_set): New.
4221 * domwalk.c (walk_dominator_tree): Only traverse
4222 statements in blocks marked in walk_data->interesting_blocks.
4223 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4224 * fold-const.c (fold): Handle ASSERT_EXPR.
4225 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4226 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4227 flag_tree_vrp at -O2.
4228 * timevar.def (TV_TREE_VRP): Define.
4229 (TV_TREE_COPY_PROP): Define.
4230 (TV_TREE_STORE_COPY_PROP): Define.
4231 (TV_TREE_SSA_INCREMENTAL): Define.
4232 (TV_TREE_STORE_CCP): Define.
4233 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4234 to kill_redundant_phi_nodes from comment.
4235 (verify_expr): Handle ASSERT_EXPR.
4236 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4237 argument. Update all users.
4238 (mark_call_clobbered_vars_to_rename): Remove. Update all
4240 * tree-flow-inline.h (unmodifiable_var_p): New.
4241 * tree-flow.h (enum value_range_type): Declare.
4242 (struct value_range_def): Declare.
4243 (value_range): Declare.
4244 (remove_all_phi_nodes_for): Remove. Update all users.
4245 (find_phi_node_for): Declare.
4246 (add_type_alias): Declare.
4247 (count_uses_and_derefs): Declare.
4248 (kill_redundant_phi_nodes): Remove.
4249 (rewrite_into_ssa): Remove.
4250 (rewrite_def_def_chains): Remove.
4251 (update_ssa, register_new_name_mapping, create_new_def_for,
4252 need_ssa_update_p, name_registered_for_update_p,
4253 release_ssa_name_after_update_ssa, dump_repl_tbl,
4254 debug_repl_tbl, dump_names_replaced_by,
4255 debug_names_replaced_by, mark_sym_for_renaming,
4256 mark_set_for_renaming, get_current_def, set_current_def,
4257 get_value_range, dump_value_range, debug_value_range,
4258 dump_all_value_ranges, debug_all_value_ranges,
4259 expr_computes_nonzero, loop_depth_of_name,
4260 unmodifiable_var_p): Declare.
4261 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4263 * tree-into-ssa.c (block_defs_stack): Update comment.
4264 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4265 syms_to_rename, names_to_release, repl_tbl,
4266 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4267 need_to_replace_names_p): New locals.
4268 (NAME_SETS_GROWTH_FACTOR): Define.
4269 (struct repl_map_d): Declare.
4270 (struct mark_def_sites_global_data): Add field
4272 (enum rewrite_mode): Declare.
4273 (REGISTER_DEFS_IN_THIS_STMT): Define.
4274 (compute_global_livein): Use last_basic_block instead of
4276 (set_def_block): Remove last argument. Update all callers.
4277 (prepare_use_operand_for_rename): Remove. Update all callers.
4278 (prepare_def_operand_for_rename): Remove. Update all callers.
4279 (symbol_marked_for_renaming): New.
4282 (repl_map_hash): New.
4284 (repl_map_free): New.
4285 (names_replaced_by): New.
4286 (add_to_repl_tbl): New.
4287 (add_new_name_mapping): New.
4288 (mark_def_sites): Assume that all the operands in the
4289 statement are in normal form.
4290 (find_idf): Assert that the block in the stack is valid.
4291 (get_default_def_for): New.
4292 (insert_phi_nodes_for): Add new argument 'update_p'.
4294 If update_p is true, add a new mapping between the LHS of
4295 each new PHI and the name that it replaces.
4296 (insert_phi_nodes_1): Only call find_idf if needed.
4297 (get_reaching_def): Call get_default_def_for.
4298 (rewrite_operand): Remove.
4299 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4300 and REWRITE_THIS_STMT are false.
4301 Assume that all the operands in the statement are in
4303 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4304 (rewrite_virtual_phi_arguments): Remove.
4305 (invalidate_name_tags): Remove.
4306 (register_new_update_single, register_new_update_set,
4307 rewrite_update_init_block, replace_use,
4308 rewrite_update_fini_block, rewrite_update_stmt,
4309 rewrite_update_phi_arguments): New.
4310 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4311 Add arguments 'entry', 'what' and 'blocks'.
4312 Initialize the dominator walker according to 'what' and
4314 Start the dominator walk at 'entry'.
4315 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4316 Use it to configure the dominator walker.
4317 (rewrite_into_ssa): Remove argument 'all'.
4319 (rewrite_all_into_ssa): Remove.
4320 (rewrite_def_def_chains): Remove.
4321 (mark_def_interesting, mark_use_interesting,
4322 prepare_phi_args_for_update, prepare_block_for_update,
4323 prepare_def_site_for, prepare_def_sites,
4324 dump_names_replaced_by, debug_names_replaced_by,
4325 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4326 delete_update_ssa, create_new_def_for,
4327 register_new_name_mapping, mark_sym_for_renaming,
4328 mark_set_for_renaming, need_ssa_update_p,
4329 name_registered_for_update_p, ssa_names_to_replace,
4330 release_ssa_name_after_update_ssa,
4331 insert_updated_phi_nodes_for, update_ssa): New.
4332 * tree-loop-linear.c (linear_transform_loops): Call
4333 update_ssa instead of rewrite_into_ssa.
4334 * tree-optimize.c (vars_to_rename): Remove.
4336 (init_tree_optimization_passes): Replace
4337 pass_redundant_phi with pass_copy_prop.
4339 Replace pass_ccp with pass_store_ccp.
4340 Add pass_store_copy_prop after pass_store_ccp.
4341 (execute_todo): If the TODO_ flags don't include updating
4342 the SSA form, assert that it does not need to be updated.
4343 Call update_ssa instead of rewrite_into_ssa and
4344 rewrite_def_def_chains.
4345 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4346 (tree_rest_of_compilation):
4347 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4348 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4349 TODO_cleanup_cfg): Renumber.
4350 (TODO_verify_loops, TODO_update_ssa,
4351 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4352 TODO_update_ssa_only_virtuals): Define.
4353 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4355 * tree-phinodes.c (make_phi_node): Update documentation.
4356 (remove_all_phi_nodes_for): Remove.
4357 (find_phi_node_for): New.
4358 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4359 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4360 (interpret_rhs_modify_expr): Likewise.
4361 * tree-sra.c (decide_instantiations): Mark all symbols in
4362 SRA_CANDIDATES for renaming.
4363 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4364 (mark_all_v_defs): New function. Update all users to call it
4365 with the whole list of scalarized statements, not just the
4367 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4368 (compute_flow_insensitive_aliasing): If the tag is
4369 unmodifiable and the variable isn't or vice-versa, don't
4370 make them alias of each other.
4371 (setup_pointers_and_addressables): If the type tag for
4372 VAR is about to change, mark the old one for renaming.
4373 (add_type_alias): New.
4374 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4375 (ccp_lattice_t): Rename from latticevalue.
4376 (value): Remove. Update all users.
4377 (const_val): New local variable.
4378 (do_store_ccp): New local variable.
4379 (dump_lattice_value): Handle UNINITIALIZED.
4380 (debug_lattice_value): New.
4381 (get_default_value): Re-write.
4382 (set_lattice_value): Re-write.
4383 (def_to_varying): Remove. Update all users.
4384 (likely_value): Return VARYING for statements that make
4385 stores when STORE_CCP is false.
4386 Return VARYING for any statement other than MODIFY_EXPR,
4387 COND_EXPR and SWITCH_EXPR.
4388 (ccp_initialize): Re-write.
4389 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4390 Move to tree-ssa-propagate.c.
4391 (ccp_lattice_meet): Handle memory stores when
4392 DO_STORE_CCP is true.
4393 (ccp_visit_phi_node): Likewise.
4394 (ccp_fold): Likewise.
4395 (evaluate_stmt): Likewise.
4396 (visit_assignment): Likewise.
4397 (ccp_visit_stmt): Likewise.
4398 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4402 (do_ssa_store_ccp): New.
4403 (gate_store_ccp): New.
4404 (pass_store_ccp): Declare.
4405 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4406 (may_propagate_copy): Reformat.
4407 Don't abort if ORIG is a virtual and DEST isn't.
4408 If NEW does not have alias information but DEST does,
4410 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4411 copy_prop_kind, which_copy_prop): Declare.
4412 (stmt_may_generate_copy, get_copy_of_val,
4413 get_last_copy_of, set_copy_of_val, dump_copy_of,
4414 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4415 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4416 init_copy_prop, fini_copy_prop, execute_copy_prop,
4417 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4418 store_copy_prop): New.
4419 (pass_copy_prop, pass_store_copy_prop): Declare.
4420 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4421 'num_const_prop' and 'num_copy_prop'.
4422 (cprop_operand): Update them.
4423 (dump_dominator_optimization_stats): Dump them.
4424 (tree_ssa_dominator_optimize): Call update_ssa instead of
4426 (loop_depth_of_name): Declare extern.
4427 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4428 values for LOW or HIGH.
4429 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4430 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4431 (cprop_operand): Only propagate if VAL != OP.
4432 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4433 statement for renaming.
4434 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4435 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4436 add_type_alias if necessary.
4437 Call mark_new_vars_to_rename.
4438 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4439 mark every statement updated, call update_ssa and
4440 rewrite_into_loop_closed_ssa.
4441 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4442 from LIVEIN if VAR is a virtual.
4443 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4444 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4445 (get_call_expr_operands): Reformat statement.
4446 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4448 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4449 SSA_NAME_VALUE for every name.
4450 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4451 get_value_loaded_by): New.
4452 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4453 substitute_and_fold): Move from tree-ssa-ccp.c.
4454 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4455 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4456 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4458 * tree-ssa.c (verify_use): Fix error message.
4459 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4460 check_phi_redundancy, kill_redundant_phi_nodes,
4461 pass_redundant_phi): Remove. Update all users.
4462 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4463 add_type_alias, if necessary.
4464 * tree-vectorizer.h (struct _stmt_vect_info): Update
4465 documentation for field 'memtag'.
4466 * tree-vrp.c: New file.
4467 * tree.def (ASSERT_EXPR): Define.
4468 * tree.h (ASSERT_EXPR_VAR): Define.
4469 (ASSERT_EXPR_COND): Define.
4470 (SSA_NAME_VALUE_RANGE): Define.
4471 (struct tree_ssa_name): Add field 'value_range'.
4472 (PHI_REWRITTEN): Remove.
4473 (struct tree_phi_node): Remove field 'rewritten'.
4474 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4475 -ftree-store-copy-prop): Document.
4476 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4477 Document usage of update_ssa.
4479 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4482 * config/rs6000/predicates.md (altivec_register_operand): Accept
4484 (and64_operand): Do not limit CONST_INT to mask64_operand.
4485 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4486 (and_operand): Do not limit CONST_INT to mask_operand.
4488 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4490 PR rtl-optimization/20466
4491 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4492 for overlap of the address of each list member.
4493 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4495 2005-04-08 Mike Stump <mrs@apple.com>
4497 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4499 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4502 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4504 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4506 * function.c (push_function_context_to): Don't set
4508 * function.h (function): Remove contains_functions.
4509 (current_function_contains_functions): Remove.
4511 * function.h (function): Remove instrument_entry_exit.
4512 (current_function_instrument_entry_exit): Remove.
4514 * function.h (nonlocal_labels): Remove.
4516 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4518 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4519 (check_attr_value, write_attr_get, write_expr_attr_cache,
4520 find_attr, make_internal_attr): Don't reference negative_ok or
4522 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4523 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4524 (ATTR_STATIC): Adjust the value.
4526 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4528 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4530 * config/s390/tpf.h (ASM_SPEC): Define.
4532 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4534 * tree-flow.h: Remove the prototype for
4535 redirect_immediate_uses.
4536 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4538 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4540 * arm.c (arm_const_double_by_parts): New function.
4541 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4542 * arm.md (define_split for 64-bit constants): Add another one.
4544 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4546 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4548 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4550 * system.h: Revert last change.
4552 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4554 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4555 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4556 (TARGET_SWITCHES): Delete.
4557 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4558 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4559 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4560 * config/xtensa/xtensa.opt: New file.
4562 2005-04-08 Ben Elliston <bje@au.ibm.com>
4564 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4565 * config/fp-bit.h: Tidy comments.
4567 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4569 * system.h: Poison PARAMS.
4571 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4573 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4574 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4575 (TARGET_SWITCHES): Delete.
4576 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4577 * config/vax/vax.opt: New file.
4579 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4581 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4583 2005-04-07 Ian Lance Taylor <ian@airs.com>
4585 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4587 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4588 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4591 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4593 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4594 all immediate uses in PHI nodes.
4596 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4598 * arm.c (arm_const_double_inline_cost): Handle any constant by
4599 using gen_lowpart and gen_highpart_mode.
4600 (note_invalid_constants): All constants in an RTX with a constraint
4601 that permits memory are now pushed to the constant pool.
4602 (output_move_double): Delete code to handle reg to reg and
4603 constant to reg moves.
4604 (const_double_needs_minipool, output_mov_immediate): Delete.
4605 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4606 CONST_INT and CONST_VECTOR.
4607 * arm.md (ANY64): New mode macro.
4608 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4609 (movdf_soft_insn): Split reg-reg and const-reg moves.
4610 (split patterns for 64-bit constant and register moves): New.
4611 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4612 (cirrus_movdf_hard_insn): Likewise.
4613 * fpa.md (movdf_fpa): Likewise.
4614 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4615 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4617 (movv2si_internal_2): Likewise.
4618 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4619 (movdf_vfp): Likewise.
4620 * arm-protos.h (output_mov_immediate): Delete prototype.
4622 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4625 * simplify-rtx.c (simplify_unary_operation_1): Check
4626 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4628 2005-04-06 James E Wilson <wilson@specifixinc.com>
4631 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4634 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4636 * coverage.h (GCOV_TYPE_NODE): Delete.
4637 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4638 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4639 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4640 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4641 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4643 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4646 * Makefile.in (gcc.pot): Remove options.c dependency.
4647 * optc-gen.awk: Don't quote help strings with N_().
4649 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4651 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4652 the function returns a pointer type.
4654 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4656 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4657 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4658 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4659 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4660 explicit_uses members.
4661 (get_or_create_used_part_for): Initialize new fields.
4662 (fieldoff_compare): New function.
4663 (create_overlap_variables_for): Count number of fields, use
4664 heuristic to determine whether to create subvars for vars with
4666 Sort the field list by offset and avoid creating duplicate SFT's.
4668 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4670 * c.opt (-F): Remove trailing whitespace from help string.
4671 (-finput-charset): Use a tab to separate the switch name and help
4673 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4674 (-ftree-vectorizer-verbose): Likewise.
4676 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4678 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4679 a PHI argument where a use occurs instead of all PHI arguments.
4681 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4683 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4686 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4688 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4689 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4690 config/bfin/bfin.h: Fix comment typos.
4692 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4694 * doc/install.texi: Update the URL for Jacks.
4695 * doc/sourcebuild.texi: Likewise.
4697 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4700 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4701 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4703 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4705 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4707 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4709 * config/v850/v850-protos.h (override_options): Delete.
4710 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4711 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4712 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4713 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4714 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4715 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4716 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4717 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4718 (OVERRIDE_OPTIONS): Delete.
4719 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4720 (small_memory_info): Remove the value field.
4721 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4723 * config/v850/v850.c (small_memory): Remove the value field.
4724 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4725 (override_options): Delete.
4726 (v850_handle_memory_option, v850_handle_option): New functions.
4727 * config/v850/v850.opt: New file.
4729 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4731 * config.host: Add a section for generic hosts, and a subsection
4732 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4733 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4734 * config/host-darwin.h: New.
4735 * config/x-darwin: New.
4736 * config/i386/host-i386-darwin.c: New.
4737 * config/i386/x-darwin: New.
4738 * config/rs6000/host-darwin.c: Include host-darwin.h.
4739 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4740 (darwin_rs6000_gt_pch_use_address): Likewise.
4741 * config/rs6000/x-darwin: Change name of .o built, update
4742 dependencies for changes to rs6000/host-darwin.c.
4744 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4747 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4749 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4751 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4752 split_loop_exit_edge instead of loop_split_edge_with.
4754 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4756 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4757 UNSPEC_SET_VSCR): New constants, used throughout.
4759 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4761 (altivec_vspltis<VI_char>): ... this pattern, using
4762 a QImode const_int_operand for the immediate.
4763 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4766 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4769 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4771 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4773 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4775 2005-04-06 Ben Elliston <bje@au.ibm.com>
4777 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4778 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4779 macros as living in "this file" and not gcc.h.
4781 2005-04-06 Ben Elliston <bje@au.ibm.com>
4783 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4784 -ftree-live_range_split. Perhaps renamed at some point?
4786 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4789 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4790 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4792 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4794 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4795 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4796 (number_of_iterations_special): New function.
4797 (number_of_iterations_exit): Use number_of_iterations_special.
4798 Use simplify_using_outer_evolutions only at -O3.
4799 (number_of_iterations_cond, tree_simplify_using_condition,
4800 simplify_using_initial_conditions, loop_niter_by_eval,
4801 compare_trees, can_count_iv_in_wider_type_bound,
4802 simplify_using_outer_evolutions): Use fold_build.
4804 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4806 * doc/install.texi (Configuration): Document --with-java-home.
4808 2005-04-05 Richard Henderson <rth@redhat.com>
4812 * config/i386/i386.c (print_operand): Handle vector zeros.
4813 (ix86_split_to_parts): Handle CONST_VECTOR.
4814 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4815 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4816 what modes to tie for MMX and SSE registers.
4817 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4818 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4819 to vector modes as well.
4820 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4821 properly as an input mode.
4823 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4825 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4827 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4829 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4831 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4833 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4834 and local functions, set sse_nregs to 8 and float_in_sse.
4835 (function_arg_advance, function_arg): If float_in_sse, pass
4836 SFmode and DFmode arguments in SSE registers.
4837 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4839 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4840 of -funit-at-a-time.
4842 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4844 * config/i386/i386-protos.h (ix86_function_value): Accept two
4845 arguments, like the target macro.
4846 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4847 * config/i386/i386.c (ix86_function_value): Accept the second
4848 argument of the target macro.
4849 (ix86_function_ok_for_sibcall): Pass a function pointer to
4850 ix86_function_value.
4851 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4852 call to ix86_value_regno).
4853 (ix86_value_regno): Add support for returning floating point values
4856 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4858 PR tree-optimization/20076
4859 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4860 that call __builtin_return or __builtin_apply_args.
4862 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4864 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4865 Use immediate use iterator.
4866 (stmt_is_bumper_for_loop): Use immediate use iterator.
4867 * predict.c (strip_builtin_expect): Use update_stmt.
4868 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4869 on all elements of a STATEMENT_LIST.
4870 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4871 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4872 (bsi_replace): Mark stmt as modified and the update it.
4873 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4874 (expand_complex_libcal): Call update_stmt.
4875 (expand_complex_comparison): Call mark_stmt_modified.
4876 (expand_complex_operations_1): Call update_stmt_if_modified.
4877 (expand_vector_operations_1): Call mark_stmt_modified.
4878 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4879 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4880 add_immediate_use, redirect_immediate_use,
4881 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4882 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4883 (mark_new_vars_to_rename): Call update_stmt.
4884 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4885 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4887 (unmodify_stmt): Delete.
4888 (update_stmt): New. Force an update of a stmt.
4889 (update_stmt_if_modified): update a stmt if it is out of date.
4890 (get_stmt_operands): Verify stmt is NOT modified.
4891 (stmt_modified_p): Update comment.
4892 (delink_imm_use): Remove a use node from its immuse list.
4893 (link_imm_use_to_list): Link a use node to a specific list.
4894 (link_imm_use): Link a node to the correct list.
4895 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4896 it in the correct list, if appropriate.
4897 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4898 (relink_imm_use): Link a use node in place of another node in a list.
4899 (relink_imm_use_stmt): LInk a node in place of another node, and set
4901 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4902 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4903 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4904 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4905 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4906 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4907 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4908 (has_zero_uses): New. Return true if there are no uses of a var.
4909 (has_single_use): New. Return true if there is only a single use of a
4911 (single_imm_use): New. Return the simgle immediate use.
4912 (num_imm_uses): New. Return the number of immediate uses.
4913 (get_v_must_def_ops): Use is now a pointer.
4914 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4915 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4917 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4918 (delink_stmt_imm_use): Delink all immuses from a stmt.
4919 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4920 * tree-flow.h (struct dataflow_d): Delete.
4921 (immediate_use_iterator_d): New. Immediate use iterator struct.
4922 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4923 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4924 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4926 (struct stmt_ann_d): Remove dataflow_t from struct.
4927 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4928 (if_convertible_phi_p): Use FAST immuse iterator.
4929 (if_convertible_loop_p): Don't call compute_immediate_uses.
4930 (replace_phi_with_cond_modify_expr): Call update_stmt.
4931 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4932 update_stmt_if_modified.
4933 (rewrite_all_into_ssa): Initialize ssa operands.
4934 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
4935 compute_immediate_uses.
4936 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
4937 ssa_property is available.
4938 (execute_one_pass): Change parameters passed to execute_todo.
4939 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
4940 (remove_ssa_form): Call fini_ssa_operands.
4941 (insert_backedge_copies): Delete call to modify_stmt.
4942 * tree-phinodes.c (make_phi_node): Initialize use nodes.
4943 (release_phi_node): Delink any use nodes before releasing.
4944 (resize_phi_node): Relink any use nodes.
4945 (remove_phi_arg_num): Delink the use node.
4946 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
4947 (remove_all_phi_nodes_for): Release phi node first.
4948 * tree-pretty-print.c (dump_generic_node): Print stmt address.
4949 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
4950 (scalarize_use, scalarize_copy): Call update_stmt.
4951 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
4952 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
4953 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
4954 (ccp_initialize): Remove call to compute_immediate_uses.
4955 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
4956 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
4958 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
4959 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
4960 (eliminate_redundant_computations): Call mark_stmt_modified.
4961 (cprop_operand): Call mark_stmt_modified.
4962 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
4963 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
4964 (dse_optimize_stmt): Use new immuse interface.
4965 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
4966 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
4967 (substitute_single_use_vars): Use new immuse interface.
4968 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
4969 and compute_immediate_uses.
4970 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
4972 (rewrite_mem_refs): Call update_stmt.
4973 (determine_lsm): Remove call to compute_imm_uses and free_df.
4974 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
4975 (try_unroll_loop_completely): Call update_stmt.
4976 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
4977 (rewrite_use_compare): Call update_stmt.
4978 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
4979 (rewrite_use) : Call update_stmt.
4980 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
4981 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
4983 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
4984 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
4985 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
4987 (initialize_vuse_operand): New. Initialize a vuse operand.
4988 (initialize_v_may_def_operand): New. Initialize a maydef operand.
4989 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
4990 (finalize_ssa_defs): Use stmt parameter.
4991 (correct_use_link): Ensure a use node is in the correct list, and has
4992 the correct stmt pointer.
4993 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
4994 finalize_ssa_v_must_defs): Also initialize use nodes.
4995 (finalize_ssa_stmt_operands): Pass extra stmt operands.
4996 (build_ssa_operands): Seperate parsing from final operand construction.
4997 (parse_ssa_operands): New. Parse entry point for operand building.
4998 (swap_tree_operands): New. Swap 2 tree operands.
4999 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5001 (get_expr_operands): Call swap_tree_operands when needed.
5002 (copy_virtual_operands): Use initialize routines for virtual use ops.
5003 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5004 (verify_abort): New. Issue imm_use error.
5005 (verify_imm_links): New Verify imm_use links for a var.
5006 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5007 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5008 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5009 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5010 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5011 (NULL_USE_OPERAND_P) Define.
5012 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5014 (struct vuse_operand_type): New struct.
5015 (SET_USE): Call set_ssa_use_from_ptr.
5017 (PHI_ARG_INDEX_FROM_USE): Define.
5018 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5019 argument via SET_USE, not PHI_ARG_DEF_TREE.
5020 * tree-ssa-pre.c (eliminate): Call update_stmt.
5021 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5023 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5024 (nearest_common_dominator_of_uses): Use imm_use iterator.
5025 (statement_sink_location): Use imm_use iterator and interface.
5026 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5027 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5028 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5029 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5030 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5031 if new parameter is true.
5032 (init_tree_ssa): Don't initialize operand cache here.
5033 (delete_tree_ssa): Don't destroy operand cache here.
5034 (propagate_into_addr): Pass in a use pointer, return true if anything
5036 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5037 (check_phi_redundancy): Use imm_use iterator.
5038 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5040 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5041 (release_ssa_name): Delink node and all elements in its imm_use list.
5042 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5043 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5044 * tree-vectorizer.c (need_imm_uses_for): Delete.
5045 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5046 * tree.h (struct ssa_imm_use_d): Define.
5047 (SSA_NAME_IMM_USE_NODE): Define.
5048 (struct tree_ssa_name): Add imm_use node.
5050 (PHI_ARG_IMM_USE_NODE): Define.
5051 (struct phi_arg_d): Add imm_use node.
5052 (struct tree_phi_node): Remove struct dataflow_d element.
5053 (TDF_STMTADDR): Define.
5055 2005-04-05 Dale Johannesen <dalej@apple.com>
5057 * doc/invoke.texi (Optimization Options): Remove
5058 duplicate -fcse-follow-jumps. Add -fweb.
5059 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5060 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5062 2005-04-05 Per Bothner <per@bothner.com>
5064 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5065 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5066 (warn_uninit): Get EXPR_LOCUS from context now instead.
5067 This fixes a USE_MAPPED_LOCATION testsuite failure.
5069 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5071 2005-04-05 Per Bothner <per@bothner.com>
5073 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5074 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5075 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5078 2004-04-05 Devang Patel <dpatel@apple.com>
5080 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5081 (lhsr<mode>3): ... new name.
5082 (altivec_vsra<VI_char>): Rename to ..
5083 (ashr<mode>3): ... new name.
5084 * config/rs6000/rs6000.c (builtin_description): Rename shift
5087 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5089 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5090 gen_lowpart_for_combine.
5091 * cse.c (gen_lowpart_if_possible): Move...
5092 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5094 (gen_lowpart_no_emit_general): Use it.
5096 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5098 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5101 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5103 * system.h: Fix typo.
5105 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5107 * config/bfin/bfin-modes.def: New file.
5108 * config/bfin/bfin-protos.h: New file.
5109 * config/bfin/bfin.c: New file.
5110 * config/bfin/bfin.h: New file.
5111 * config/bfin/bfin.md: New file.
5112 * config/bfin/bfin.opt: New file.
5113 * config/bfin/crti.s: New file.
5114 * config/bfin/crtn.s: New file.
5115 * config/bfin/elf.h: New file.
5116 * config/bfin/lib1funcs.asm: New file.
5117 * config/bfin/predicates.md: New file.
5118 * config/bfin/t-bfin: New file.
5119 * config/bfin/t-bfin-elf: New file.
5120 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5121 Document new attributes.
5122 (interrupt, interrupt_handler, saveall): Update documentation for
5124 * doc/install.texi (Specific): Add entry for the Blackfin.
5125 * doc/invoke.texi (Blackfin Options): New section.
5126 * doc/md.texi (Blackfin family): New section to document constraints.
5127 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5129 2005-04-05 Olivier Hainque <hainque@adacore.com>
5131 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5132 match what the system unwinder expects.
5133 * config/mips/mips.c (mips_frame_set): If we're saving the return
5134 address register and the dwarf return address column number differs
5135 from the hard register number, adjust the note reg to refer to the
5138 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5140 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5141 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5142 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5143 (processor_type): New enum.
5144 (mn10300_processor): New variable.
5145 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5146 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5147 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5148 (PROCESSOR_DEFAULT): New macro.
5149 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5150 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5151 (mn10300_handle_option, mn10300_override_options): New functions.
5152 * config/mn10300/mn10300.opt: New file.
5154 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5155 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5157 PR tree-optimization/19903
5158 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5159 that don't fit in their type after conversion.
5161 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5164 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5165 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5166 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5167 flag here. Implement using define_insn_and_split.
5168 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5169 (frndintxf2_mask_pm_i387): New insn patterns.
5170 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5171 Do not set ix86_optimize_mode_switching flag.
5172 (ceilsf2, ceildf2, ceilxf2): Same.
5173 (btruncsf2, btruncdf2, btruncxf2): Same.
5174 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5176 2005-04-05 Ian Lance Taylor <ian@airs.com>
5179 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5180 i386_pe_record_external_function.
5181 (i386_pe_record_external_function): Update declaration.
5182 * config/i386/winnt.c (struct extern_list): Add decl field.
5183 (i386_pe_record_external_function): Add decl parameter.
5184 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5186 * config/i386/i386-protos.h (i386_pe_record_external_function):
5189 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5191 * config/m68k/m68k-protos.h: Add a prototype for
5192 valid_dbcc_comparison_p_2.
5193 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5194 extend_operator, const_uint32_operand, const_sint32_operand,
5195 general_src_operand, nonimmediate_src_operand,
5196 memory_src_operand, post_inc_operand, pre_dec_operand,
5197 pcrel_address): Move to predicates to predicates.md.
5198 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5199 * config/m68k/m68k.md: Include predicates.md.
5200 * config/m68k/predicates.md: New.
5202 2005-04-04 Roger Sayle <roger@eyesopen.com>
5204 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5206 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5208 2005-04-04 Ian Lance Taylor <ian@airs.com>
5210 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5212 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5213 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5214 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5215 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5216 * c-common.c (c_do_switch_warnings_1): New static function broken
5217 out of c_do_switch_warnings.
5218 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5219 (c_do_switch_expr_warnings): New function.
5220 * c-common.h (c_do_switch_expr_warnings): Declare.
5222 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5223 Daniel Jacobowitz <dan@codesourcery.com>
5225 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5227 * rtlanal.c (may_trap_p): Same.
5229 2005-04-04 Dale Johannesen <dalej@apple.com>
5231 * ChangeLog: remove reference to ChangeLog.12.
5233 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5235 CRIS epilogue as RTL.
5236 * config/cris/cris.md: Change all 0 in unspec 0 to
5238 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5239 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5241 ("return"): Change to define_expand. Call cris_expand_return for
5243 ("*return_expanded"): New pattern.
5244 ("epilogue"): New define_expand.
5245 * config/cris/cris.h (PREDICATE_CODES): Add
5246 cris_load_multiple_op.
5247 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5249 (enum cris_retinsn_type): New.
5250 (struct machine_function): New member return_type.
5251 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5252 (cris_target_asm_function_epilogue): Remove, moving RTLified
5254 (cris_expand_epilogue): New function.
5255 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5256 (cris_gen_movem_load, cris_load_multiple_op)
5257 (cris_return_address_on_stack_for_return, cris_expand_return): New
5259 (cris_target_asm_function_prologue)
5260 (cris_initial_frame_pointer_offset): Call
5261 cris_reg_saved_in_regsave_area instead of complicated expression.
5262 Call cris_return_address_on_stack instead of an expression.
5263 (cris_print_operand) <case 'o', case 'O'>: New cases.
5264 (cris_return_address_on_stack): Change return-type to bool.
5265 (cris_simple_epilogue): Ditto. Return false if registers are
5267 * config/cris/cris-protos.h (cris_simple_epilogue)
5268 (cris_return_address_on_stack): Adjust prototype return type.
5269 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5270 (cris_return_address_on_stack_for_return): New prototypes.
5272 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5274 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5275 gpr_or_int12_operand.
5277 * config/frv/frv-protos.h: Add a prototype to
5278 frv_legitimate_memory_operand and frv_const_unspec_p.
5279 (frv_unspec): Move from frv.c.
5280 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5281 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5282 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5283 gpr_or_fpr_operand, gpr_or_int12_operand,
5284 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5285 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5286 int6_operand, int5_operand, uint5_operand, uint4_operand,
5287 uint1_operand, int_2word_operand, uint16_operand,
5288 upper_int16_operand, integer_register_operand,
5289 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5290 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5291 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5292 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5293 move_destination_operand, movcc_fp_destination_operand,
5294 frv_function_symbol_referenced_p, move_source_operand,
5295 condexec_dest_operand, condexec_source_operand,
5296 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5297 const_unspec_operand, gpr_or_memory_operand,
5298 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5299 icc_operand, fcc_operand, cc_operand, icr_operand,
5300 fcr_operand, cr_operand, call_operand, sibcall_operand,
5301 symbolic_operand, relational_operator,
5302 integer_relational_operator, float_relational_operator,
5303 ccr_eqne_operator, minmax_operator,
5304 condexec_si_binary_operator, condexec_si_media_operator,
5305 condexec_si_divide_operator, condexec_si_unary_operator,
5306 condexec_sf_conv_operator, condexec_sf_add_operator,
5307 condexec_memory_operand, intop_compare_operator, acc_operand,
5308 even_acc_operand, quad_acc_operand, accg_operand: Move to
5310 * config/frv/frv.h (PREDICATE_CODES): Remove.
5311 * config/frv/frv.md: Include predicates.md.
5312 * config/frv/predicates.md: New.
5314 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5317 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5318 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5319 (add_standard_iv_candidates_for_size): New function, extracting code
5320 from add_standard_iv_candidates and parameterizing it by type size.
5321 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5323 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5325 * system.h (GCOV_SIZE_TYPE): Unposion.
5326 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5327 (GCOV_TYPE_SIZE): ...this new macro.
5328 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5329 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5330 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5331 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5332 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5333 instead of unsigned_intSI_type_node.
5334 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5335 (rtl_gen_one_value_profiler_no_edge_manipulation)
5336 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5337 * value-prof.c: Include coverage.h.
5339 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5340 Diego Novillo <dnovillo@redhat.com>
5342 Fix PR tree-optimization/20703
5343 Fix PR tree-optimization/20725
5345 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5346 (create_expression_by_pieces): Ditto.
5347 (valid_in_set): Ditto. Also handle tcc_declaration.
5348 (find_or_generate_expression): Handle comparison class.
5349 (insert_into_preds_of_block): Ditto.
5350 (insert_aux): Ditto.
5351 (create_value_expr_from): Handle comparison class, recursively
5352 handle reference nodes.
5353 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5354 (execute_pre): Fix spacing.
5355 (do_fre): Renamed to execute_fre.
5357 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5359 * doc/invoke.texi (SPARC options): Document that
5360 -mlittle-endian is not supported on Linux either.
5362 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5366 * config.gcc (Obsolete configurations): Remove
5367 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5368 (sparclite-*-coff*): Delete.
5369 (sparclite-*-elf*): Likewise.
5370 (sparc86x-*-elf*): Likewise.
5371 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5372 * config/sparc/lite.h: Delete.
5373 * config/sparc/litecoff.h: Likewise.
5374 * config/sparc/liteelf.h: Likewise.
5375 * config/sparc/sp86x-elf.h: Likewise.
5376 * config/sparc/t-sparclite: Likewise.
5377 * config/sparc/t-sp86x: Likewise.
5379 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5381 * config/s390/s390-protos.h: (s390_comparison,
5382 s390_alc_comparison, s390_slb_comparison, const0_operand,
5383 consttable_operand, larl_operand, s_operand,
5384 shift_count_operand, bras_sym_operand, load_multiple_operation,
5385 store_multiple_operation, s390_plus_operand): Remove prototypes.
5386 (s390_legitimate_address_without_index_p): New prototype.
5387 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5389 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5390 const0_operand, consttable_operand, larl_operand, s_operand,
5391 shift_count_operand, bras_sym_operand, load_multiple_operation,
5392 store_multiple_operation, s390_plus_operand): Move to
5394 (check_mode): Remove.
5395 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5397 (s390_legitimate_address_without_index_p): New.
5398 * config/s390/s390.h (PREDICATE_CODES): Remove.
5399 * config/s390/s390.md: Include predicates.md.
5400 * config/s390/predicates.md: New.
5402 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5405 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5406 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5407 (NEED_INDICATE_EXEC_STACK): Define to 1.
5408 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5409 (NEED_INDICATE_EXEC_STACK): Define to 1.
5410 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5411 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5412 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5413 (pic_helper_emitted_p): New global.
5414 (emit_pic_helper): New function extracted from...
5415 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5416 Do not call emit_pic_helper if delay_pic_helper is true.
5417 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5418 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5419 (sparc_file_end): New function.
5421 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5423 * config/mcore/mcore-protos.h: Remove the prototypes for
5424 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5425 mcore_general_movdst_operand, mcore_reload_operand,
5426 mcore_arith_J_operand, mcore_arith_K_operand,
5427 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5428 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5429 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5430 mcore_literal_K_operand, mcore_addsub_operand,
5431 mcore_compare_operand, mcore_load_multiple_operation,
5432 mcore_store_multiple_operation, mcore_call_address_operand.
5433 Add a prototype for const_ok_for_mcore.
5434 * config/mcore/mcore.c (mcore_call_address_operand,
5435 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5436 mcore_arith_reg_operand, mcore_reload_operand,
5437 mcore_arith_J_operand, mcore_arith_K_operand,
5438 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5439 mcore_arith_M_operand, mcore_arith_imm_operand,
5440 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5441 mcore_literal_K_operand, mcore_addsub_operand,
5442 mcore_compare_operand, mcore_load_multiple_operation,
5443 mcore_store_multiple_operation): Move to predicates.md.
5444 (const_ok_for_mcore): Export.
5445 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5446 * config/mcore/mcore.md: Include predicates.md.
5447 * config/mcore/predicates.md: New.
5449 * config/mcore/predicates.md: Fix a comment typo.
5451 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5452 Adrian Straetling <straetling@de.ibm.com>
5454 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5455 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5456 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5458 ("imul"): Removed from "type" attribute.
5459 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5460 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5461 Changed type to imulsi.
5462 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5464 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5466 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5467 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5468 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5469 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5470 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5471 (TARGET_SWITCHES, mcore_stack_increment_string)
5472 (TARGET_OPTIONS): Delete.
5473 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5474 than *_BIT constants.
5475 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5476 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5477 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5478 (mcore_override_options): Delete mcore_stack_increment code.
5479 Change use of M340_BIT to MASK_M340.
5480 * config/mcore/mcore.opt: New file.
5482 2005-04-04 Ian Lance Taylor <ian@airs.com>
5484 * config/arm/arm.c (replace_symbols_in_block): Remove static
5487 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5489 * config/fr30/fr30-protos.h: Remove the prototypes for
5490 stack_add_operand, add_immediate_operand,
5491 high_register_operand, low_register_operand, call_operand,
5492 di_operand, and nonimmediate_di_operand.
5493 * config/fr30/fr30.c (stack_add_operand,
5494 add_immediate_operand, high_register_operand,
5495 low_register_operand, call_operand, di_operand,
5496 nonimmediate_di_operand): Move to predicates.md.
5497 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5498 * config/fr30/fr30.md: Include predicates.md.
5499 * config/fr30/predicates.md: New.
5501 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5502 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5503 mcore_call_address_operand.
5505 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5506 general_movsrc_operand.
5508 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5510 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5513 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5516 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5519 2005-04-04 Richard Henderson <rth@redhat.com>
5520 Jakub Jelinek <jakub@redhat.com>
5522 PR rtl-optimization/16104
5523 * fold-const.c (fold_unary): Fix folding of vector conversions.
5525 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5527 * config.gcc (xstormy16-*-elf): Set extra_options.
5528 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5529 * config/stormy16/stormy16.opt: New file.
5531 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5533 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5534 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5535 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5536 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5537 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5538 (TARGET_UNIX_ASM): Delete.
5539 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5540 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5541 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5542 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5543 * config/pdp11/pdp11.opt: New file.
5545 2005-04-03 Roger Sayle <roger@eyesopen.com>
5546 Alexandre Oliva <aoliva@redhat.com>
5549 * fold-const.c (non_lvalue): Split tests into...
5550 (maybe_lvalue_p): New function.
5551 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5552 C++ front-end prior to lowering into gimple form.
5554 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5556 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5557 BUILT_IN_STRNCASECMP): New.
5558 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5561 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5564 * arm.md (addsi3_compare0_for_combiner): Delete.
5565 (addsi3_compare0_scratch_for_combiner): Delete.
5566 (cmpsi_neg_shiftsi): Delete.
5567 (compare_negsi_si): New pattern.
5568 (cmpsi_negshiftsi_si): New pattern.
5569 (negated_cbranchsi4): Restrict to equality_operator.
5571 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5574 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5576 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5579 * doc/install.texi: Fix a typo.
5581 2005-04-03 Steven Bosscher <stevenb@suse.de>
5584 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5585 a computed goto if the edge to the computed goto block has
5586 incoming abnormal edges. Clarify how the function works.
5588 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5590 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5591 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5592 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5593 hash_scan_set, reg_set_between_after_reload_p,
5594 reg_used_between_after_reload_p, get_avail_load_store_reg,
5595 eliminate_partially_redundant_load): Likewise.
5596 * postreload.c (reload_cse_simplify_set,
5597 reload_combine_note_use): Likewise.
5598 * predict.c (predict_insn, expected_value_to_br_prob,
5599 propagate_freq, expensive_function_p): Likewise.
5600 * print-rtl.c (print_rtx): Likewise.
5601 * profile.c (instrument_edges, instrument_values,
5602 compute_branch_probabilities, branch_prob, union_groups,
5603 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5604 * protoize.c (in_system_include_dir, file_could_be_converted,
5605 file_normally_convertible, gen_aux_info_file, seek_to_line,
5606 do_cleaning): Likewise.
5607 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5608 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5609 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5611 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5613 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5614 * modulo-sched.c (undo_replace_buff_elem): New structure.
5615 (kernel_number_of_cycles, ps_unschedule_node,
5616 undo_generate_reg_moves,free_undo_replace_buff,
5617 undo_permute_partial_schedule, loop_single_full_bb_p,
5618 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5619 build_loops_structure, get_sched_window): New.
5620 (generate_reg_moves): Return undo_replace_buff_elem and other
5622 (generate_prolog_epilog): Remove old loop versioning.
5623 (sms_schedule): Use loop information and loop_version.
5624 (sms_schedule_by_order): Split part of it to get_sched_window.
5625 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5626 cfg_layout_finalize and free_dominance_info before/after SMS.
5628 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5630 * cfghooks.c (lv_flush_pending_stmts,
5631 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5632 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5633 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5634 lv_add_condition_to_bb,
5635 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5636 flush_pending_stmts): New in cfg_hooks structure.
5637 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5638 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5639 lv_add_condition_to_bb): New declarations.
5640 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5642 (loop_version): Declare.
5643 * cfgloopmanip.c (cfghooks.h): Include.
5644 (duplicate_loop_to_header_edge): Change return type to bool.
5645 (loop_version, lv_adjust_loop_entry_edge): Move here.
5646 * cfgrtl.c (cfgloop.h): Include.
5647 (rtl_verify_flow_info_1): Fix.
5648 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5649 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5651 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5652 tree_lv_add_condition_to_bb): New.
5653 (tree_cfg_hooks): Add new hooks to initialization.
5654 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5655 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5657 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5659 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5660 xstormy16_below100_or_register,
5661 xstormy16_splittable_below100_or_register, and
5662 nonimmediate_nonstack_operand.
5664 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5665 xstormy16_ineqsi_operator, equality_operator,
5666 inequality_operator, shift_operator,
5667 xstormy16_below100_operand, xstormy16_below100_or_register,
5668 xstormy16_splittable_below100_or_register,
5669 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5670 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5671 equality_operator, inequality_operator,
5672 xstormy16_below100_operand, xstormy16_below100_or_register,
5673 xstormy16_splittable_below100_or_register,
5674 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5675 nonimmediate_nonstack_operand, shift_operator): Move to
5677 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5678 * config/stormy16/stormy16.md: Include predicates.md.
5679 * config/stormy16/predicates.md: New.
5681 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5683 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5684 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5685 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5686 move_operand, power_of_2_operand): Move to predicates.md.
5687 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5688 PREDICATE_CODE): Remove.
5689 * config/iq2000/iq2000.md: Include predicates.md.
5690 * config/iq2000/predicates.md: New.
5692 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5694 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5695 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5696 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5697 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5698 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5699 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5700 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5701 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5702 (TARGET_M68HC11): Delete.
5703 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5704 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5705 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5706 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5707 (nb_soft_regs): Delete.
5708 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5709 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5710 and MASK_M6812 being set simultaneously. Change the code that sets
5711 the default m68hc11_soft_reg_count to use integers instead of strings.
5712 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5713 m68hc11_soft_reg_count (which now has an int type) as the number
5715 * config/m68hc11/m68hc11.opt: New file.
5717 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5719 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5720 fp_displacement_operand, sp_displacement_operand.
5722 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5724 Remove the prototypes for tst_operand, cmp_operand,
5725 stack_register_operand, d_register_operand,
5726 hard_addr_reg_operand, splitable_operand,
5727 m68hc11_logical_operator, m68hc11_arith_operator,
5728 m68hc11_non_shift_operator, m68hc11_shift_operator,
5729 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5730 non_push_operand, hard_reg_operand, and
5731 reg_or_some_mem_operand.
5732 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5734 (tst_operand, cmp_operand, non_push_operand,
5735 splitable_operand, reg_or_some_mem_operand,
5736 stack_register_operand, d_register_operand,
5737 hard_addr_reg_operand, hard_reg_operand,
5738 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5739 m68hc11_arith_operator, m68hc11_non_shift_operator,
5740 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5742 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5743 * config/m68hc11/m68hc11.md: Include predicates.md.
5744 * config/m68hc11/predicates.md: New.
5746 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5749 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5750 change checked in along with 2005-03-03's patch for debug/20253.
5751 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5752 (remap_decl): Insert type decl in map earlier.
5754 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5756 PR tree-optimization/20640
5757 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5758 post-dominator if it has phi nodes.
5759 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5760 before dead statements.
5762 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5765 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5767 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5769 PR rtl-optimization/20290
5770 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5771 in every iteration if the entry point is the exit test.
5773 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5775 * config/cris/cris.md (attribute "length"): Define.
5777 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5779 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5780 (word_offset_memref_operand): New.
5781 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5782 (indexed_or_indirect_operand): Delete.
5783 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5784 (indexed_or_indirect_operand): Delete.
5786 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5789 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5792 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5793 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5795 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5797 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5799 2005-04-01 Ian Lance Taylor <ian@airs.com>
5801 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5802 (rus, prus): Remove static variables.
5803 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5804 (process_command): Permit report_times and use_pipes together.
5806 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5808 * c-decl.c (validate_proto_after_old_defn): Look at
5809 TYPE_MAIN_VARIANT of argument types.
5811 2005-04-01 Paul Brook <paul@codesourcery.com>
5813 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5814 (arm_output_function_epilogue): Allow call_via_SP.
5815 (thumb_call_via_reg, arm_file_end): Ditto.
5816 * config/arm/arm.h (struct machine_function): Include space for SP.
5817 (thumb_call_via_label): Update declaration.
5819 2005-04-01 Ian Lance Taylor <ian@airs.com>
5821 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5822 doing a peephole optimization, once again put any notes in the
5825 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5827 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5829 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5831 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5832 (block_alloc, find_free_reg): Likewise.
5833 * loop-doloop.c (doloop_modify): Likewise.
5834 * loop-invariant.c (record_use): Likewise.
5835 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5836 get_iv_value, canon_condition, eliminate_implied_condition,
5837 eliminate_implied_condition, simplify_using_initial_values,
5838 shorten_into_mode, canonicalize_iv_subregs,
5839 iv_number_of_iterations): Likewise.
5840 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5841 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5842 unswitch_loop): Likewise.
5843 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5844 move_movables, replace_call_address, find_and_verify_loops,
5845 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5846 record_giv, final_giv_value, general_induction_var,
5847 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5848 loop_giv_dump): Likewise.
5850 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5851 GCOV_CHECK_WRITING): Remove.
5852 (gcov_position, gcov_rewrite): Use gcc_assert.
5853 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5854 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5855 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5858 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5860 * tree-inline.c: Fix a typo.
5862 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5864 * configure.ac (enable-checking): Explicitly set all variables for
5865 collective switch values. Alphabetize variables. Rename
5866 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5868 * doc/install.texi (enable-checking): Update documentation.
5869 * configure: Rebuilt.
5871 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5873 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5876 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5878 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5879 Also reject cases where this pattern will cause load delay stalls
5880 unless optimizing for size and it will produce a shorter sequence.
5881 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5882 variants to avoid pre-adjusting the base when possible.
5884 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5886 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5887 the frame and argument pointers.
5888 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5889 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5890 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5891 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5892 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5893 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5895 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5897 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5898 with entry for selectany attribute.
5899 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5901 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5902 (i386_pe_asm_named_section): Handle sections generated by
5903 selectany attribute.
5904 * doc/extend.texi (selectany): Document attribute.
5906 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5907 Jan Hubicka <jh@suse.cz>
5909 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5910 to fix addresses involving EBP and ESP.
5911 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5912 for SUBREGed registers.
5913 (legitimate_address_p): Accept SUBREGed registers.
5915 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5918 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5919 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5922 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5924 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5926 2005-04-01 James E Wilson <wilson@specifixinc.com>
5929 * dwarf2out.c (rtl_for_decl_init): New function.
5930 (rtl_for_decl_location): Extracted from here.
5931 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5932 add_const_value_attribute. Delete initializer_constant_valid_p call.
5934 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5936 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
5937 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
5938 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
5939 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
5940 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
5941 config/i386/i386.md, config/rs6000/predicates.md,
5942 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
5943 config/s390/s390.c, config/stormy16/stormy16.c,
5944 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
5947 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5950 * gimplify.c (gimplify_expr): Create a temporary for lvalue
5951 COND_EXPR and CALL_EXPR.
5953 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
5956 * genautomata.c (first_cycle_unit_presence): Check all alternative
5957 states for unit presence.
5959 * doc/md.texi: Remove remark about impossibility to query unit
5960 presence in non nondeterministic automaton state.
5962 * config/ia64/ia64.c (get_template): Change order of unit querying.
5964 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5966 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
5969 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
5971 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
5972 flag for edges outside any loops.
5974 2005-03-31 Janis Johnson <janis187@us.ibm.com>
5976 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5978 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5980 * tree-ssa-alias.c: Follow spelling conventions.
5981 * doc/tree-ssa.texi: Fix a typo.
5983 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
5985 * postreload-gcse.c: Include target.h.
5986 (gcse_after_reload_main): Return early if we cannot modify jumps.
5987 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
5989 2005-03-31 David Edelsohn <edelsohn@gnu.org>
5991 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
5992 expensive operations.
5994 2005-03-31 Ian Lance Taylor <ian@airs.com>
5996 * collect2.c (lderrout): New variable.
5997 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
5998 if it is set, to stderr.
5999 (handler): Unlink lderrout if it is set.
6000 (dump_file): Add "to" parameter. Change all callers.
6001 (main): Initialize lderrout.
6002 (collect_execute): Add errname parameter. Change all callers.
6003 Rename redir parameter to outname. Never pass
6004 PEX_STDERR_TO_STDOUT to pex_run.
6005 * collect2.h (collect_execute, dump_file): Update declarations.
6006 * tlink.c (tlink_execute): Add errname parameter. Change all
6008 (do_tlink): Check lderrout as well as ldout.
6010 2005-03-31 Caroline Tice <ctice@apple.com>
6012 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6013 (bb-reorder.o): Add errors.h to list of requirements.
6014 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6015 profiledbootstrap flags.
6016 * bb-reorder.c (errors.h): Add new include.
6017 (struct bbro_basic_block_data_def): Add new field, in_trace.
6018 (add_unlikely_executed_notes): Remove function.
6019 (mark_bb_for_unlikely_executed_section): Remove function.
6020 (insert_section_boundary_note): New function.
6021 (verify_hot_cold_block_grouping): New function.
6022 (push_to_next_round_p): Remove variables and tests that push all
6023 cold blocks to last round.
6024 (find_traces): Remove code that added extra round of trace finding
6025 when doing partitioning.
6026 (find_traces_1_round) : Remove variable last_round; add code to
6027 update new struct field, in_trace; correct trace_length where it was
6028 incorrect before (after call to copy_bb); change code that pushed all
6029 cold blocks to last round. Instead verify that all blocks going into
6030 a trace belong in the same partition.
6031 (connect_traces): Modify to connect the traces in two passes, if the
6032 function contains both hot and cold blocks. The first pass connects
6033 all the traces for blocks in the partition that the first block in
6034 the function belongs to; the second pass connnects all the traces
6035 containing blocks that belong in the other partition.
6036 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6037 code that automatically put the first block in a function into the
6038 hot partition if the function had any hot blocks.
6039 (fix_crossing_unconditional_branches): Check number of succ edges
6040 before attempting to get one.
6041 (fix_edges_for_rarely_executed_code): Update comment describing
6043 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6044 remove call to add_unlikely_executed_notes; add call to
6045 verify_hot_cold_block_grouping.
6046 (duplicate_computed_gotos): Don't change computed goto if it's a
6048 (partition_hot_cold_basic_blocks): Update function comment.
6049 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6051 (try_forward_edges): Likewise.
6052 (merge_blocks_move_predecessor_nojumps): Likewise.
6053 (merge_blocks_move_successor_nojumps): Likewise.
6054 (merge_blocks_move): Likewise.
6055 (try_crossjump_bb): Likewise.
6056 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6057 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6058 notes to cold bb's; remove call to update_unlikely_executed_notes.
6059 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6060 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6061 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6062 function declaration.
6063 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6065 (rtl_can_merge_blocks): Remove redundancy from condition.
6066 (try_redirect_by_replacing_jump): Likewise.
6067 (force_nonfallthru_and_redirect): Remove code for adding
6068 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6069 (commit_one_edge_insertion): Likewise.
6070 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6071 * dbxout.c (FORCE_TEXT): Replace function_section with
6072 current_function_section.
6073 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6074 function, switch_text_section.
6075 (struct xcoff_debug): Likewise.
6076 (dbxout_function_end): Add code to put out label diffs for both
6077 hot and cold sections.
6078 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6079 for new debug_hooks funciton, switch_text_section..
6080 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6081 switch_text_section.
6082 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6083 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6084 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6085 dw_fde_switched_sections.
6086 (output_call_frame_info): Add test to see if function switches text
6087 sections in the middle; if so, use appropriate extra hot and cold
6088 section labels to compute size deltas for the hot and cold sections.
6089 (dwarf2out_begin_prologue): Add code to initialize new fields in
6091 (dwarf2out_switch_text_section): New function (invoked through
6092 debug_hook); updates new fields in dw_fde_struct appropriately and
6093 increments separate_line_info_table_in_use.
6094 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6095 dwarf2out_switch_text_section.
6096 (struct var_loc_node): Add new field, section_label.
6097 (output_aranges): Add code to check whether in hot or cold section and
6098 use the appropriate label in calculating deltas.
6099 (output_ranges): Likewise.
6100 (output_line_info): Add code to check which section we're in and
6101 use appropriate hot/cold label.
6102 (add_location_or_constant_value_attribute): Likewise.
6103 (gen_subprogam_die): Modify arange attributes to use correct labels.
6104 (dwarf2out_begin_block): Change call to function_section into call to
6105 current_function_section.
6106 (dwarf2out_end_block): Likewise.
6107 (dwarf2out_source_line): Likewise.
6108 (dwarf2out_var_location): Add code to check whether in hot or cold
6109 section and use the appropriate label.
6110 * except.c (output_function_exception_table): Change call to
6111 function_section into call to current_function_section.
6112 * final.c (profile_function): Likewise.
6113 (scan_ahead_for_unlikely_executed_note): Remove function.
6114 (final_scan_insn): Remove calls to
6115 scan_ahead_for_unlikely_executed_note, and related code for switching
6116 to cold section, except for the single time
6117 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6118 debug_hooks->switch_text_sections; replace appropriate calls to
6119 function_section with calls to current_function_section.
6120 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6121 test_bb to condition.
6122 (find_if_case_2): Likewise.
6123 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6124 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6125 * opts.c (decode_options): Change warning about hot/cold partitioning
6126 with exceptionss to inform (so as not to cause bootstrap failures);
6127 remove warning about partitioning with DWARF debug info.
6128 * output.h (current_function_section): Add new function decl.
6129 (insert_section_boundary_note): Likewise.
6130 (enum in_section): Move this declaration here from varasm.c.
6131 (unlikely_section_label): Likewise.
6132 (unlikely_text_section_name): Likewise.
6133 (last_text_section_name): New global variable.
6134 (last_text_section): Likewise.
6135 (hot_section_label): Likewise.
6136 (hot_section_end_label): Likewise.
6137 (cold_section_end_label): Likewise.
6138 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6139 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6140 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6141 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6142 insn from consideration.
6143 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6144 switch_text_section.
6145 * varasm.c (basic-block.h): Add new include.
6146 (unlikely_section_label_printed): Remove global variable.
6147 (unlikely_section_label): Make global variable not be static any more.
6148 (unlikely_text_section_name): Likewise.
6149 (hot_section_end_label): New global variable (not static)
6150 (first_function_block_is_cold): Likewise.
6151 (hot_section_label): Likewise.
6152 (cold_section_end_label): Likewise..
6153 (last_text_section): New global variable, not static.
6154 (last_text_section_name): New global variable, not static.
6155 (initialize_cold_section_name): New function.
6156 (enum in_section): Move declaration to output.h.
6157 (text_section): Update last_text_section.
6158 (unlikely_text_section): Replace code to determine cold section name
6159 with call to initialize_cold_section_name; Add code to update
6160 last_text_section; remove code for printing out label.
6161 (named_section_real): Add code to update last_text_section and
6162 last_text_section_name as appropriate.
6163 (function_section): Change test for 'unlikely' to depend on
6164 first_function_block_is_cold (moved old test to
6165 current_function_section).
6166 (current_function_section): New function.
6167 (assemble_start_function): Move code that frees
6168 unlikely_text_section_name; initialize hot_section_end_label;
6169 print hot and cold section labels at the start of the function;
6170 set first_function_block_is_cold, if appropriate; initialize l
6171 ast_text_section; add call to insert_section_boundary_note.
6172 (assemble_end_function): Add code to write out hot and cold section
6174 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6175 switch_text_section.
6176 * config/darwin.c (machopic_select_section): Replace incorrect
6177 function in base_funs; update reloc for cold sections if necessary.
6178 * config/darwin.h (SECTION_FUNCTION): Add code to update
6179 last_text_section if appropriate.
6180 (text_unlikely_section): Remove.
6181 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6182 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6183 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6184 partitioning for this architecture.
6186 2005-03-31 Olivier Hainque <hainque@adacore.com>
6188 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6189 defined and non-zero.
6191 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6194 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6197 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6200 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6201 label operand. Remove (use (unspec..)). Don't emit a label on
6203 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6204 generate inline label for load_toc_v4_PIC_1b.
6205 (rs6000_emit_load_toc_table): Likewise.
6207 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6209 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6210 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6212 2005-03-29 Devang Patel <dpatel@apple.com>
6214 * tree-sra.c (decide_block_copy): Disable scalarization of
6217 2005-03-30 Stuart Hastings <stuart@apple.com>
6218 Dale Johannesen <dalej@apple.com>
6220 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6221 * print-tree.c (print_node): Add case STATEMENT_LIST.
6223 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6225 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6226 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6227 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6228 is given with "powerpc64*" or "all", or when --with-cpu chooses
6231 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6234 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6235 gen_lexical_block_die.
6236 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6238 2005-03-31 Jan Hubicka <jh@suse.cz>
6240 2004-11-02 Jan Hubicka <jh@suse.cz>
6242 * cgraph.c (cgraph_varpool_node_name): New function.
6243 (dump_cgraph_varpool_node): New function.
6244 (dump_varpool): New function.
6245 * cgraphunit.c (cgraph_optimize): Dump varpool.
6247 2004-10-16 Jan Hubicka <jh@suse.cz>
6249 * cgraph.c (decide_is_variable_needed): New function.
6250 (cgraph_varpool_finalize_decl): Use it.
6251 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6253 * final.c (output_addr_const): Do not call mark_referenced.
6254 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6255 always go via cgraph.
6256 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6257 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6258 * tree-optimize.c (execute_inline): Mark functions called.
6259 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6261 2004-10-11 Jan Hubicka <jh@suse.cz>
6263 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6264 (cgraph_varpool_last_needed_node): New static variable.
6265 (enqueue_needed_varpool_node): Break out from ...; add items to the
6266 end of queue; update first pointers.
6267 (cgraph_varpool_mark_needed_node): ... here.
6268 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6269 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6270 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6271 (cgraph_varpool_first_unanalyzed_node): Declare.
6272 * cgraphunit.c: Include output.h.
6273 (cgraph_varpool_analyze_pending_decls): New function.
6274 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6275 for errors, analyze pending decls.
6276 (cgraph_finalize_compilation_unit): Only analyze decls.
6277 (cgraph_optimize): Assemble the decls after expanding.
6279 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6281 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6282 subvars get marked properly in tags for grouping.
6283 (add_pointed_to_var): Mark only actual pointed to
6284 variables/subvars in addresses needed.
6285 (create_overlap_variables_for): Clear call clobbered on original
6287 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6288 addresable vars with subvars into list.
6289 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6292 2005-03-30 Richard Henderson <rth@redhat.com>
6294 * cgraph.h (struct cgraph_node): Add alias.
6295 * varasm.c (assemble_alias): Set it.
6296 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6297 avoid calling cgraph_expand_function.
6299 2005-03-30 Tom Tromey <tromey@redhat.com>
6301 * tree.def (FILE_TYPE): Removed.
6302 * typeclass.h (enum type_class): Removed file_type_class.
6303 * dwarf2out.c (is_base_type): Updated.
6304 (gen_type_die): Likewise.
6305 * dbxout.c (dbxout_type): Updated.
6306 * builtins.c (type_to_class): Updated.
6307 * tree.c (type_contains_placeholder_1): Updated.
6308 * config/sparc/sparc.c (sparc_type_code): Updated.
6309 * config/ia64/ia64.c (hfa_element_mode): Updated.
6310 * expr.c (count_type_elements): Updated.
6311 * stor-layout.c (layout_type): Updated.
6312 * tree-inline.c (remap_type): Updated.
6313 * tree-pretty-print.c (dump_generic_node): Updated.
6315 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6317 * builtins.c (expand_builtin_powi): Fix mode of
6318 2nd argument to match int.
6319 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6320 2nd argument type to int.
6321 * libgcc2.c: Change prototype of __powi* functions to use
6324 2005-03-30 Dale Johannesen <dalej@apple.com>
6327 * calls.c (expand_call): Flush pending deferrals before
6330 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6334 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6335 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6336 c_label_context, label_context_stack): New.
6337 * c-decl.c (define_label): Check for jumps into statement
6338 expressions. Add label to list of defined labels.
6339 (start_function): Push context on label_context_stack.
6340 (finish_function): Pop context from label_context_stack.
6341 * c-typeck.c (label_context_stack): New.
6342 (c_finish_goto_label): Check for jumps into statement
6343 expressions. Add label to list of jumped to labels.
6344 (struct c_switch): Add blocked_stmt_expr.
6345 (c_start_case): Initialize it.
6346 (do_case): Check it.
6347 (c_finish_case): Verify !blocked_stmt_expr.
6348 (c_begin_stmt_expr): Push context on label_context_stack.
6349 Increment blocked_stmt_expr. Mark labels jumped to from outside
6351 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6352 defined in the statement expression and no longer jumpable to.
6353 Mark labels jumped to from just outside the statement expression
6354 as again definable. Pop context from label_context_stack.
6355 * doc/extend.texi (Statement Exprs): Update.
6357 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6360 * c-decl.c (start_function): Check for old_decl being
6363 2005-03-30 Ian Lance Taylor <ian@airs.com>
6365 * final.c (final): Remove prescan parameter. Change all callers.
6366 (final_scan_insn): Remove prescan parameter. Change all callers.
6368 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6370 * tree-vectorizer.c: Fix comment typos.
6372 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6374 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6375 as soon as a chrec_dont_know is detected.
6377 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6379 Merge from csl-arm-branch.
6380 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6382 * tlink.c (recompile_files): Do not assume that "rename" can
6383 overwrite an existing file.
6385 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6387 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6388 * gcc/configure: Regenerate.
6390 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6392 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6394 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6396 * calls.c (struct arg_data): Update "partial" comment.
6397 (load_register_parameters): Update "nregs" comment.
6399 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6401 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6402 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6403 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6404 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6405 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6406 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6407 than target_flags & 0.
6408 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6409 (iq2000_arch, iq2000_parse_cpu): Delete.
6410 (TARGET_HANDLE_OPTION): Override default.
6411 (iq2000_handle_option): New function.
6412 (override_options): Remove -march= and -mcpu= handling.
6413 * config/iq2000/iq2000.opt: New file.
6415 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6417 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6418 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6419 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6420 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6421 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6422 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6423 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6424 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6425 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6426 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6427 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6428 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6429 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6430 (TARGET_OPTIONS): Delete.
6431 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6432 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6433 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6434 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6435 (c4x_cpu_version_string): Delete.
6436 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6437 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6438 equivalent -mcpu= option.
6439 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6440 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6441 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6442 or clearing the appropriate MASK_* bit.
6443 (c4x_file_start): Use c4x_cpu_version.
6444 * config/c4x/c4x.opt: New file.
6446 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6448 * doc/options.texi: Document the new MaskExists flag.
6449 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6450 if the option has the MaskExists flag.
6452 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6454 * opt-functions.awk (flag_set_p, test_flag): New functions.
6455 (switch_flags): Use them.
6456 * opth-gen.awk: Use flag_set_p to check for flags.
6457 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6459 2005-03-30 Ian Lance Taylor <ian@airs.com>
6461 * config.host (i[34567]86-*-mingw32*): Don't set
6462 host_can_use_collect2 to no.
6464 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6467 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6468 Remove convert_memory_address call duplicating that in memory_address.
6470 2005-03-29 Richard Henderson <rth@redhat.com>
6473 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6474 (build_compound_literal): Likewise. Propagate decl type into the
6476 (finish_decl): Likewise. Use new return value from complete_array_type
6477 for zero sized arrays.
6478 (complete_array_type): Move ...
6479 * c-common.c (complete_array_type): ... here. Change first argument
6480 to pointer-to-type-node. Consistently use sizetype for the index
6481 except for zero sized arrays. Detect zero sized arrays for pedantic
6482 mode diagnostics. Create a new type node instead of modifying the
6484 * c-tree.h (complete_array_type): Move decl ...
6485 * c-common.h (complete_array_type): ... here.
6487 2005-03-29 Richard Henderson <rth@redhat.com>
6490 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6492 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6494 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6495 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6496 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6497 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6499 2005-03-29 Eric Christopher <echristo@redhat.com>
6501 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6502 truthvalue conversion removal.
6504 2005-03-29 Ian Lance Taylor <ian@airs.com>
6507 * collect2.c: Never include <vfork.h>.
6508 (VFORK_STRING, vfork): Don't define.
6509 (pid): Remove global variable.
6510 (handler): Call raise instead of kill (getpid(), ...).
6511 (collect_wait): Add pex parameter. Change all callers. Use
6512 pex_get_status rather than pwait.
6513 (do_wait): Add pex parameter. Change all callers.
6514 (collect_execute): Return struct pex_obj * rather than void. Use
6515 pex routines rather than pexecute.
6516 (fork_execute): Get pex_obj from collect_execute, and pass it to
6518 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6519 Only declare quit_handler if SIGQUIT is defined.
6520 (scan_libraries): Likewise.
6521 * collect2.h (collect_execute): Update declaration.
6522 (collect_wait): Update declaration.
6523 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6524 pass it to collect_wait.
6526 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6529 * c-parser.c (c_parser_compound_statement_nostart): Give error
6530 message for EOF instead of just setting parser->error.
6532 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6534 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6535 (slpeel_update_phi_nodes_for_guard1): New function.
6536 (slpeel_update_phi_nodes_for_guard2): New function.
6537 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6538 of slpeel_update_phi_nodes_for_guard.
6539 (vectorize_loops): Remove call to loop_closed_rewrite.
6540 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6543 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6545 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6546 (TARGET_LITTLE_ENDIAN): New macro.
6547 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6548 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6549 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6550 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6551 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6552 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6553 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6554 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6555 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6556 (TARGET_OPTIONS): Delete.
6557 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6558 (CACHE_FLUSH_TRAP): Turn into an integer.
6559 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6560 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6561 -mflush-trap is in use.
6562 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6563 (m32r_cache_flush_trap_string): Delete.
6564 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6565 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6566 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6567 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6568 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6569 -mmodel= and -msdata= handling from...
6570 (m32r_init): ...here.
6571 * config/m32r/m32r.opt: New file.
6573 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6575 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6576 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6577 * tree-vect-analyze.c (vect_object_analysis): additional parm
6578 pass back a "struct ptr_info_def *" with the points-to info.
6579 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6580 statement using info returned from vect_object_analysis.
6581 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6582 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6583 for virtual uses and defs when creating a replacement vector
6584 reference. Call duplicate_ssa_name_ptr_info to define points-to
6585 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6586 (vectorizable_store): copy_virtual_operands and update
6587 definition statements.
6588 (vectorizable_load): copy_virtual_operands. Remove call to
6589 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6590 * tree-vectorizer.c (vectorize_loops): Remove calls to
6591 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6592 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6593 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6594 define macro STMT_VINFO_PTR_INFO for use in accessing.
6595 * tree.h add export of duplicate_ssa_name_ptr_info.
6596 * rs6000.c (altivec_init_builtins): Declare builtin function
6597 __builtin_altivec_mask_for_load to be "const".
6599 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6602 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6603 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6604 assemble_variable on aliases.
6605 * varasm.c (assemble_alias): Set node->alias.
6606 * toplev.c (wrapup_global_declarations): Don't call
6607 rest_of_decl_compilation on aliases again.
6609 2005-03-29 Paul Brook <paul@codesourcery.com>
6611 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6612 * config/arm/arm.c (arm_dbx_register_number): New function.
6613 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6615 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6618 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6619 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6621 2005-03-29 Dale Johannesen <dalej@apple.com>
6623 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6624 $(TREE_H) and $(COVERAGE_H).
6625 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6626 * opts.c (common_handle_option): Enable tree-based value transforms.
6627 * toplev.c (process_options): Ditto.
6628 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6629 refers to references to this type.
6630 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6631 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6632 for may_be_more, may_be_less.
6633 (rtl_gen_pow2_profiler): Adjust.
6634 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6635 (rtl_gen_one_value_profiler): Adjust.
6636 (rtl_gen_const_delta_profiler): Adjust.
6637 * tree-profile.c (tree_gen_interval_profiler): Implement.
6638 (tree_gen_pow2_profiler): Ditto.
6639 (tree_gen_one_value_profiler): Ditto.
6640 (tree_profiling): New.
6641 (pass_tree_profile): Reference it.
6642 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6644 (insn_divmod_values_to_profile): Rename to
6645 rtl_divmod_values_to_profile. Adjust.
6646 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6647 (insn_prefetch_values_to_profile): Adjust.
6648 (rtl_value_profile_transformations): Adjust.
6649 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6650 (gen_mod_pow2): Rename to rtl_mod_pow2.
6651 (gen_mod_subtract): Rename to rtl_mod_subtract.
6652 (divmod_fixed_value_transform): Rename to
6653 rtl_divmod_fixed_value_transform.
6654 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6655 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6656 (rtl_find_values_to_profile): Adjust.
6657 (tree_value_profile_transformations): Implement.
6658 (tree_divmod_values_to_profile): New.
6659 (tree_values_to_profile): New.
6660 (tree_divmod_fixed_value): New.
6661 (tree_mod_pow2): New.
6662 (tree_mod_subtract): New.
6663 (tree_divmod_fixed_value_transform): New.
6664 (tree_mod_pow2_value_transform): New.
6665 (tree_mod_subtract_transform): New.
6666 (tree_find_values_to_profile): Implement.
6667 * profile.c (instrument_values): Free histograms.
6668 (compute_value_histograms): Adjust. Implement tree version.
6670 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6672 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6673 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6674 variable. Output "fldcw" depending on round_mode.
6675 * config/i386/i386.md (UNSPEC_FIST): New.
6676 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6677 New isns patterns to implement lrint and llrint built-ins as x87
6679 (fistdi2, fist<mode>2 splitters): New splitters.
6680 (lrint<mode>2): New expanders.
6682 2005-03-28 Ian Lance Taylor <ian@airs.com>
6684 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6685 0 when calling final_scan_insn.
6687 2005-03-28 Jan Hubicka <jh@suse.cz>
6690 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6693 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6694 types where possible.
6696 2005-03-26 Per Bothner <per@bothner.com>
6698 Make -f[no-]show-column also control non-cpp diagnostics.
6699 * c.opt (fshow-column): Move option from here ...
6700 * common.opt (fshow-column): ... to here.
6701 * diagnostic.c (diagnostic_build_prefix): Only print column number
6702 if flag_show_column.
6704 2005-03-27 Steven Bosscher <stevenb@suse.de>
6706 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6707 vax_output_conditional_branch): New prototypes.
6708 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6709 extracted from vax.md mov and add patterns.
6710 (vax_output_conditional_branch): New function to output conditional
6711 branch instructions.
6712 * vax.md: Use mode macros for arithmetic and mov patterns.
6713 Use code macros for the jump patterns.
6715 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6717 * Makefile.in (libbackend.o): Depend on version files;
6718 add custom generation command.
6720 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6723 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6724 sure that we have a REG before getting its REGNO.
6726 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6728 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6729 * builtins.def (BUILT_IN_STRNDUP): New.
6731 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6733 PR tree-optimization/20470
6734 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6737 2005-03-25 Mike Stump <mrs@apple.com>
6739 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6742 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6744 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6745 Use our own structure definitions.
6747 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6748 (fix_truncdfsi2): Allow registers or memory as destination.
6749 When TARGET_PPC_GFXOPT, generate simplified pattern.
6750 (fix_truncdfsi2_internal): Use define_insn_and_split.
6751 (fix_truncdfsi2_internal_gfxopt): New.
6752 (fctiwz): Don't confuse register allocation by giving it no choices.
6754 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6755 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6756 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6757 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6759 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6761 * dominance.c (free_dominance_info): Speed up by freeing et
6762 data structures without maintaining other nodes.
6763 * et-forest.c (et_free_tree_force): New.
6764 * et-forest.h: Add a prototype for et_free_tree_force.
6766 * tree.c (get_set_constructor_bits,
6767 get_set_constructor_bytes): Remove.
6768 * tree.h: Remove the corresponding prototypes.
6770 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6773 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6774 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6775 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6776 PRE_DEC, NEG and NOT.
6778 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6780 * fold-const.c: Convert uses of fold (build (...)) to
6783 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6785 PR rtl-optimization/20249
6786 * cse.c (insert_regs): Do not record equivalence of registers in
6789 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6791 * emit-rtl.c (reverse_comparison): Remove.
6792 * rtl.h: Remove the corresponding prototype.
6794 2005-03-24 James E Wilson <wilson@specifixinc.com>
6796 * doc/install.texi (--enable-altivec): Delete docs.
6798 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6800 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6801 SFmode and DFmode before reload when
6802 flag_unsafe_math_optimizations not enabled.
6804 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6806 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6808 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6809 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6811 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6813 * configure.ac (enable-checking): Add 'runtime' option.
6814 * doc/install.texi (enable-checking): Document 'runtime' checking.
6815 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6816 * config.in: Regenerated.
6817 * configure: Regenerated.
6819 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6821 * optabs.h (enum optab_index): Remove OTI_llrint.
6822 (llrint_optab): Remove macro.
6823 * optabs.c (init_optabs): Remove llrint_optab initialization.
6824 * genopinit.c (optabs): Remove llrint_optab implementation.
6825 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6828 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6830 PR rtl-optimization/20532
6831 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6832 overflow when adding coefficients for PLUS or MINUS.
6833 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6836 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6838 * langhooks.h (truthvalue_conversion): Remove.
6839 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6840 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6841 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6842 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6843 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6845 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6847 * params.def: Fix a typo.
6848 * config/mips/mips.c: Follow the spelling convensions.
6849 * doc/invoke.texi: Fix typos.
6851 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6853 Fix PR tree-optimization/20601
6855 * tree-ssa-pre.c (insert_aux): Add missing condition to
6858 2005-03-23 Ian Lance Taylor <ian@airs.com>
6860 * final.c (final_scan_insn): Don't remove no-op instructions.
6861 * reload1.c (reload): Remove simple no-op instructions even when
6864 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6866 PR tree-optimization/20501
6867 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6868 reporting that peeling for alignment is applied moved to...
6869 * (vect_analyze_data_refs_alignment): Here.
6871 2005-03-23 Ian Lance Taylor <ian@airs.com>
6873 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6875 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6877 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6878 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6880 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6882 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6883 imply that this is called once, independent of asms in code.
6884 Adjust to now being pased output and input lists. Mention helper
6885 function decl_overlaps_hard_reg_set_p.
6886 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6887 hook_tree_tree_identity and to take three trees, returning third.
6888 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6890 * stmt.c: include hard-reg-set.h before tree.h.
6891 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6892 (decl_conflicts_with_clobbers_p): Call
6893 decl_overlaps_hard_reg_set_p.
6894 (expand_asm_operands): Pass output and input lists in call to
6895 targetm.md_asm_clobbers.
6896 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6897 hook_tree_tree_tree_tree_3rd_identity.
6898 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6900 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6901 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6902 parameters, first two unused.
6903 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6904 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6905 in constraint letters and MOF is not mentioned as a asm-declared
6906 register in neither of the input and output lists.
6908 2005-03-23 DJ Delorie <dj@redhat.com>
6910 * optabs.c (expand_binop): Make sure the first subword's result
6913 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6915 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6916 Call c_common_truthvalue_conversion rather than
6917 lang_hooks.truthvalue_conversion.
6918 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6919 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6921 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6922 c_common_truthvalue_conversion.
6923 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6924 c_parser_conditional_expression, c_parser_binary_expression): Call
6925 c_objc_common_truthvalue_conversion.
6926 * c-typeck.c (build_unary_op): Call
6927 c_objc_common_truthvalue_conversion.
6928 (build_conditional_expr): Do not call
6929 lang_hooks.truthvalue_conversion.
6930 (build_binary_op): Call c_common_truthvalue_conversion.
6931 (c_objc_common_truthvalue_conversion): Moved from
6932 c-objc-common.c. Call default_function_array_conversion instead
6933 of default_conversion.
6935 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6937 * c-common.h (default_conversion): Remove.
6938 (perform_integral_promotions): Add.
6939 * c-tree.h (default_conversion): Add.
6940 * c-typeck.c (perform_integral_promotions): New, split out from
6942 * c-common.c (check_case_value): Use perform_integral_promotions,
6943 not default_conversion.
6944 (c_add_case_label): Don't continue processing case label after
6945 found to be pointer.
6947 2005-03-23 Mark Mitchell <mark@codesourcery.com>
6949 * gcc.c (do_spec_1): Do not add a -L path for a directory in
6950 the prefix list if we have already added a multilib directory
6952 (main): Do not add MD_EXEC_PREFIX to the list of directories to
6955 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6957 * reload1.c (indirect_symref_ok, reload_obstack): Make them
6959 * reload.h: Remove the prototype for indirect_symref_ok.
6961 * reload1.c (indirect_symref_ok): Make it global.
6962 * reload.h: Add a prototype for indirect_symref_ok.
6964 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
6966 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6969 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6971 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
6973 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
6975 * c-opts.c (c_common_parse_file): Only start/end main source file
6976 if debug hooks says the writer wants it.
6977 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
6979 (xcoff_debug_hooks): Ditto.
6980 * debug.c (do_nothing_hooks): Ditto.
6981 * debug.h (gcc_debug_hooks): Ditto.
6982 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
6983 * sdbout.c (sdb_debug_hooks): Ditto.
6984 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
6986 2005-03-22 Mark Mitchell <mark@codesourcery.com>
6988 * doc/extend.texi: Deprecate C++ min/max operators.
6990 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
6992 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
6993 artificial original candidates.
6995 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
6996 Jan Hubicka <jh@suse.cz>
6997 Steven Bosscher <stevenb@suse.de>
6999 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7000 call cost based on argument sizes.
7001 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7003 * params.def: (max-inline-inssn-single): Set to 450.
7004 (max-inline-insns-auto): Set to 90.
7005 (max-inline-insns-recursive): Set to 450
7006 (max-inline-insns-recursive-auto): Set to 450.
7007 (large-function-insns): Set to 2700.
7008 (inline-call-cost): New parameter.
7009 * tree-inline.c (estimate_move_cost): New function.
7010 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7011 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7013 * tree-inline.h (estimate_move_cost): Declare.
7014 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7015 (max-inline-insns-auto): Change default to 90.
7016 (max-inline-insns-recursive): Change default to 450
7017 (max-inline-insns-recursive-auto): Change default to 450.
7018 (large-function-insns): Change default to 2700.
7019 (inline-call-cost): Document new parameter.
7021 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7023 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7024 (TARGET_DEFAULT): Delete.
7025 * config/i860/i860.opt: New file.
7027 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7029 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7030 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7031 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7032 (frv_sched_lookahead): Delete.
7033 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7034 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7035 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7036 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7037 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7038 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7039 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7040 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7041 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7042 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7043 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7044 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7045 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7046 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7047 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7048 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7049 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7050 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7051 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7052 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7053 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7054 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7055 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7056 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7057 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7058 (frv_sched_lookahead): Delete.
7059 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7060 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7061 (frv_handle_option): New function. Move -mcpu= handling from...
7062 (frv_override_options): ...here. Remove handling of other
7064 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7065 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7066 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7067 and TARGET_NO_MULTI_CE.
7068 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7069 !TARGET_VLIW_BRANCH.
7070 * config/frv/frv.opt: New file.
7072 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7074 * fold-const.c (fold_ternary): Take decomposed arguments of
7076 (fold): Update a call to fold_ternary.
7078 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7079 * tree.h: Add corresponding prototypes.
7081 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7084 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7085 between jump table and its label.
7086 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7087 resp. ADDR_DIFF_VEC and the label preceeding it.
7088 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7089 is emitted in the right section.
7091 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7093 * fold-const.c (fold_unary, fold_binary): Update comments
7096 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7098 PR rtl-optimization/20527
7099 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7100 REG_INC note, test that the register also isn't mentioned in PRED
7103 2005-03-22 Ben Elliston <bje@au.ibm.com>
7105 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7108 2005-03-21 Mike Stump <mrs@apple.com>
7110 * varasm.c (default_assemble_visibility): Remove extra ().
7112 2005-03-21 Roger Sayle <roger@eyesopen.com>
7115 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7116 to determine whether a block can be duplicated, rather than test
7117 whether the block contains noncopyable insns ourselves.
7119 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7121 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7124 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7126 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7128 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7130 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7131 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7132 * config/fr30/fr30.opt: New file.
7134 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7136 Fix PR tree-optimization/20542
7138 * tree-flow-inline.h (overlap_subvar): Move to here.
7139 * tree-ssa-operands.c: From here.
7140 * tree-flow.h (overlap_subvar): Declare.
7141 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7142 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7143 for variables with subvars.
7145 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7148 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7149 * modulo-sched.c (const_iteration_count): Return on NULL
7151 (print_node_sched_params): Return on NULL dump_file.
7152 (generate_reg_moves): Handle reg-anti dependencies and disregard
7153 closing branch when generating register moves.
7154 (sms_schedule): Mark the SMSed block dirty.
7155 * passes.c (rest_of_handle_sms): Call update_life_info for all
7157 * testsuite/gcc.dg/20050321-1.c: New test.
7159 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7161 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7162 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7163 movqi_internal): Likewise.
7165 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7167 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7168 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7169 xtensa_b4const): Delete prototypes.
7170 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7171 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7172 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7173 xtensa_extra_constraint): New prototypes.
7174 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7175 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7176 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7177 move_operand, const_float_1_operand, fpmem_offset_operand,
7178 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7179 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7180 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7181 argument type to HOST_WIDE_INT.
7182 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7183 xtensa_mask_immediate): Likewise.
7184 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7185 Likewise. Also make these functions static.
7186 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7187 (xtensa_const_ok_for_letter_p): New.
7188 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7189 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7190 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7191 move_operand, const_float_1_operand, fpmem_offset_operand,
7192 branch_operator, ubranch_operator, boolean_operator): Move to
7194 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7195 (xtensa_mem_offset): Change return type to bool.
7196 (xtensa_extra_constraint): New.
7197 (gen_int_relational): Update type of const_range_p function pointer.
7198 Use xtensa_b4const_or_zero.
7199 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7200 xtensa_const_ok_for_letter_p. Update comments.
7201 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7202 (PREDICATE_CODES): Delete.
7203 * config/xtensa/xtensa.md: Include predicates.md.
7204 * config/xtensa/predicates.md: New file.
7206 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7208 * config/v850/v850-protos.h: Remove the prototypes for
7209 reg_or_int9_operand, reg_or_const_operand,
7210 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7211 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7212 movsi_source_operand, power_of_two_operand,
7213 not_power_of_two_operand, special_symbolref_operand,
7214 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7215 register_is_ok_for_epilogue.
7216 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7217 reg_or_int9_operand, reg_or_const_operand,
7218 call_address_operand, special_symbolref_operand,
7219 movsi_source_operand, power_of_two_operand,
7220 not_power_of_two_operand, register_is_ok_for_epilogue,
7221 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7222 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7224 * config/v850/v850.h (PREDICATE_CODES): Remove.
7225 * config/v850/v850.md: Include predicates.md.
7226 * config/v850/predicates.md: New.
7228 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7230 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7231 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7232 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7233 (itoolsdir, itoolsdatadir): Move definition above new first use.
7234 (install-itoolsdirs): New rule.
7235 (install-mkheaders): Depend on install-itoolsdirs, not
7236 install-include-dir.
7238 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7240 * tree-into-ssa.c: Remove obsolete comments.
7242 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7244 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7245 unrolling if -fpeel-loops is specified, too.
7246 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7247 Remove superfluous check for flag_unroll_loops.
7249 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7251 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7252 (lrint_optab, llrint_optab): Define corresponding macros.
7253 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7254 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7255 pattern and llrint_optab using llrintdi2 patterns.
7256 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7257 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7258 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7259 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7260 flag_unsafe_math_optimizations is set.
7262 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7264 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7265 simplify_logical, if_then_else_cond, known_cond,
7266 simplify_comparison): Adjust calls to reverse_comparison.
7267 Don't use combine_reversed_comparison_code).
7268 (combine_reversed_comparison_code): Remove.
7269 (reversed_comparison): Using reversed_comparison_code, move it...
7270 * jump.c (reversed_comparison): ... here.
7271 * rtl.h (reversed_comparison): Add prototype.
7273 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7275 * builtins.c (fold_builtin): Take decomposed arguments of
7277 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7278 * gimplify.c (gimplify_call_expr): Likewise.
7279 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7280 * tree.h: Update the prototype of fold_builtin.
7282 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7284 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7285 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7286 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7287 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7288 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7290 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7292 * builtins.c (fold_builtin_1): Take decomposed arguments of
7294 (fold_builtin): Update a call to fold_builtin_1.
7296 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7299 * gcov.c (output_lines): Only output function block summary when
7300 outputting branch information.
7301 * doc/gcov.texi: Document format of preamble and additional block
7304 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7306 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7307 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7308 the defaults false if BITS_PER_UNIT != 8.
7309 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7310 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7311 than BITS_PER_UNIT != 8.
7312 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7313 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7314 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7316 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7317 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7319 2005-03-20 Roger Sayle <roger@eyesopen.com>
7322 * fold-const.c (fold_binary): Fix type mismatch between
7323 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7324 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7325 for non-truth-valued expressions.
7327 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7328 and FUNCTION_DECL in the main switch.
7329 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7330 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7331 we also need to convert their operands to match.
7332 <TRUTH_NOT_EXPR>: Likewise.
7334 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7336 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7337 diagnostic without checking whether an lvalue.
7338 * c-common.h (lvalue_p): Remove.
7339 (enum lvalue_use): Update comment.
7340 (lvalue_or_else): Replace by lvalue_error.
7341 * c-typeck.c (lvalue_p): Make static.
7342 (lvalue_or_else): New. Call lvalue_error.
7344 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7346 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7347 (function_arg_advance): Use rs6000_parm_start.
7348 (function_arg, rs6000_arg_partial_bytes): Likewise.
7350 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7352 * c-common.c (check_case_value): Adjust comment about stripping
7354 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7355 * c-typeck.c (default_conversion, convert_arguments,
7356 build_modify_expr, convert_for_assignment, store_init_value,
7357 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7358 manually. Remove inaccurate comments.
7360 2005-03-20 Roger Sayle <roger@eyesopen.com>
7361 Joseph S. Myers <joseph@codesourcery.com>
7363 * varasm.c (do_assemble_alias): Restore comment describing function.
7364 Annotate the target parameter as potentially unused.
7366 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7369 * config/avr/avr.c (avr_output_function_prologue): Do not use
7370 current_function_name() in a label, use a local label instead.
7372 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7374 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7375 flag_finite_math_only, not flag_unsafe_math_optimizations.
7377 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7379 * builtins.c (fold_builtin_1): Update a call to
7380 targetm.fold_builtin.
7381 * hooks.c (hook_tree_tree_bool_null): Rename to
7382 hook_tree_tree_tree_bool_null. Take one more argument of type
7384 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7385 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7386 hook_tree_tree_tree_bool_null.
7387 * target.h (gcc_target): Update the prototype of fold_builtin.
7388 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7389 arguments of CALL_EXPR.
7390 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7393 2005-03-20 Jan Hubicka <jh@suse.cz>
7395 * cgraph.h (cgraph_node): Add prev_clone pointer.
7396 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7397 (cgraph_clone_node): Produce doubly linked chain.
7399 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7401 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7402 get_nonnull_operand, handle_sentinel_attribute,
7403 check_function_arguments_recurse): Do not strip NOPS from
7405 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7407 * c-format.c (get_constant): Likewise.
7408 * c-parser.c (c_parser_postfix_expression): Likewise.
7409 * c-typeck.c (set_init_index): Likewise.
7410 (convert_arguments): Don't check for NOP_EXPR containing integer
7413 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7415 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7416 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7417 Take decomposed arguments of CALL_EXPR.
7418 (fold_builtin_1): Update calls to the functions mentioned
7421 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7423 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7424 width to have integer type.
7425 (build_enumerator): Require enumerator value to have integer type.
7427 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7429 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7432 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7434 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7435 std=iso9899:199x): Correct descriptions.
7437 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7439 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7442 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7444 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7446 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7447 fold_builtin_memcpy.
7449 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7450 arguments of CALL_EXPR.
7451 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7452 fold_builtin_found, fold_builtin_1): Update calls to
7453 fold_trunc_transparent_mathfn.
7455 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7458 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7459 function pointers on targets that require function pointer
7461 (fold_sign_changed_comparison): Likewise.
7463 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7465 * combine.c (try_combine): When changing the mode of a hard reg, make
7466 sure that doing so is valid.
7468 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7470 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7471 (TARGET_HANDLE_OPTION): Override default.
7472 (avr_handle_option): New function.
7473 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7474 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7475 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7476 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7477 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7478 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7479 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7480 (TARGET_OPTIONS): Delete.
7481 * config/avr/avr.opt: New file.
7483 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7485 * config/m32r/m32r-protos.h: Remove the prototypes for
7486 call_address_operand, symbolic_operand, seth_add3_operand,
7487 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7488 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7489 two_insn_const_operand, move_src_operand,
7490 move_double_src_operand, move_dest_operand,
7491 eqne_comparison_operator, signed_comparison_operator,
7492 large_insn_p, conditional_move_operand, carry_compare_operand,
7493 m32r_block_immediate_operand, extend_operand,
7494 reg_or_eq_int16_operand, int8_operand, and
7495 reg_or_zero_operand.
7496 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7497 seth_add3_operand, int8_operand, cmp_int16_operand,
7498 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7499 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7500 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7501 move_double_src_operand, move_dest_operand,
7502 eqne_comparison_operator, signed_comparison_operator,
7503 extend_operand, small_insn_p, large_insn_p,
7504 conditional_move_operand, carry_compare_operand,
7505 m32r_block_immediate_operand): Move to predicates.md.
7506 (MAX_MOVE_BYTES): Move to m32r.h.
7507 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7508 * config/m32r/m32r.md: Include predicates.md.
7509 * config/m32r/predicates.md: New.
7511 2005-03-18 James E Wilson <wilson@specifixinc.com>
7514 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7517 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7519 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7520 call_address_operand, const_8bit_operand.
7521 * config/mn10300/mn10300.c (call_address_operand,
7522 const_8bit_operand, const_1f_operand): Move to predicates.md.
7523 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7524 * config/mn10300/mn10300.md: Include predicates.md.
7525 * config/mn10300/predicates.md: New.
7527 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7529 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7530 declarations in diagnostics and %E for identifiers, not %s.
7532 2005-03-18 Jan Hubicka <jh@suse.cz>
7533 Dale Johannesen <dalej@apple.com>
7535 * basic-block.h (scale_bbs_frequencies_int,
7536 scale_bbs_frequencies_gcov_type): Declare.
7537 * cfg.c (RDIV): New macro.
7538 (update_bb_frequency_for_threading): Fix.
7539 * basic-block.h (scale_bbs_frequencies_int,
7540 scale_bbs_frequencies_gcov_type): New.
7541 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7542 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7543 scale_bbs_frequencies_int.
7544 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7546 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7548 * config/m32r/m32r-protos.h: Remove the prototypes for
7549 call_address_operand, symbolic_operand, seth_add3_operand,
7550 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7551 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7552 two_insn_const_operand, move_src_operand,
7553 move_double_src_operand, move_dest_operand,
7554 eqne_comparison_operator, signed_comparison_operator,
7555 large_insn_p, conditional_move_operand, carry_compare_operand,
7556 m32r_block_immediate_operand, extend_operand,
7557 reg_or_eq_int16_operand, int8_operand, and
7558 reg_or_zero_operand.
7559 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7560 seth_add3_operand, int8_operand, cmp_int16_operand,
7561 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7562 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7563 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7564 move_double_src_operand, move_dest_operand,
7565 eqne_comparison_operator, signed_comparison_operator,
7566 extend_operand, small_insn_p, large_insn_p,
7567 conditional_move_operand, carry_compare_operand,
7568 m32r_block_immediate_operand): Move to predicates.md.
7569 (MAX_MOVE_BYTES): Move to m32r.h.
7570 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7571 * config/m32r/m32r.md: Include predicates.md.
7572 * config/m32r/predicates.md: New.
7574 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7576 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7577 symbolic_operand, symbolic_memory_operand,
7578 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7579 indexed_memory_operand, move_dest_operand, move_src_operand,
7580 prefetch_cc_operand, prefetch_nocc_operand,
7581 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7582 arith_operand, arith11_operand, pre_cint_operand,
7583 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7584 ireg_operand, int5_operand, uint5_operand, int11_operand,
7585 uint32_operand, arith5_operand, and_operand, ior_operand,
7586 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7587 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7588 shadd_operand, movb_comparison_operator,
7589 cmpib_comparison_operator): Move to predicates.md.
7590 (magic_milli, shadd_constant_p): Make it extern.
7591 * config/pa/pa.h (PREDICATE_CODES): Remove.
7592 * config/pa/pa.md: Include predicates.md.
7593 * config/pa/predicates.md: New.
7595 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7598 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7600 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7601 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7602 config/alpha/freebsd.h, config/alpha/linux.h,
7603 config/alpha/netbsd.h, config/alpha/osf5.h,
7604 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7605 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7606 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7607 doc/cppopts.texi: Update copyright.
7609 2005-03-18 Jan Hubicka <jh@suse.cz>
7612 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7614 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7617 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7619 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7622 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7624 * combine.c (gen_binary): Remove.
7625 (known_cond, simplify_shift_const, find_split_point,
7626 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7627 simplify_logical, expand_field_assignment, extract_left_shift,
7628 force_to_mode, if_then_else_cond, apply_distributive_law,
7629 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7630 simplify_comparison, reversed_comparison): Replace with
7631 simplify_gen_binary, simplify_gen_relational or
7632 distribute_and_simplify_rtx.
7633 (distribute_and_simplify_rtx): New function.
7635 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7636 Paolo Bonzini <gcc.gnu.org>
7638 * calls.c (setjmp_call_p, special_function_p): Update comments
7639 at the head of the functions.
7641 2005-03-18 Jan Hubicka <jh@suse.cz>
7643 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7645 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7646 function body should be released; do not proactively release function
7647 bodies in non-unit-at-a-time mode.
7649 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7651 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7652 mno-fp-ret-in-387 multilib variants.
7654 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7656 * common.opt (m): Remove.
7657 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7659 (common_handle_option): Remove OPT_m case.
7661 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7663 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7665 (fold_builtin_1): Update a call to fold_builtin_bitop.
7667 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7669 (fold_builtin_1): Update a call to fold_builtin_signbit.
7671 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7673 PR tree-optimization/20474
7674 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7675 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7677 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7679 * config/h8300/h8300-protos.h: Remove prototypes for
7680 general_operand_src, general_operand_dst, single_one_operand,
7681 single_zero_operand, call_insn_operand,
7682 two_insn_adds_subs_operand, small_call_insn_operand,
7683 jump_address_operand, bit_operand, bit_memory_operand,
7684 stack_pointer_operand, const_int_gt_2_operand,
7685 const_int_ge_8_operand, const_int_qi_operand,
7686 const_int_hi_operand, incdec_operand, bit_operator,
7687 nshift_operator, eqne_operator, gtle_operator,
7688 gtuleu_operator, iorxor_operator.
7689 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7690 h8300_ldm_stm_parallel.
7691 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7693 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7694 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7695 (h8300_ldm_stm_parallel): Make it extern.
7696 (h8300_ldm_parallel, h8300_stm_parallel,
7697 h8300_return_parallel, general_operand_src,
7698 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7699 nibble_operand, reg_or_nibble_operand, single_one_operand,
7700 single_zero_operand, call_insn_operand,
7701 two_insn_adds_subs_operand, small_call_insn_operand,
7702 jump_address_operand, bit_operand, bit_memory_operand,
7703 stack_pointer_operand, const_int_gt_2_operand,
7704 const_int_ge_8_operand, const_int_qi_operand,
7705 const_int_hi_operand, incdec_operand, eqne_operator,
7706 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7707 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7708 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7709 nshift_operator): Move to predicates.md.
7710 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7711 * config/h8300/h8300.md: Include predicates.md.
7712 * config/h8300/predicates.md: New.
7714 2005-03-17 Richard Henderson <rth@redhat.com>
7716 * config.gcc (ia64*-*-hpux*): Add extra_options.
7717 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7718 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7719 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7720 (ia64_tls_size_string, ia64_tune_string): Remove.
7721 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7722 (TARGET_DEFAULT_TARGET_FLAGS): New.
7723 (TARGET_HANDLE_OPTION): New.
7724 (ia64_override_options): Move options parsing ...
7725 (ia64_handle_option): ... here. New.
7726 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7727 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7728 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7729 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7730 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7731 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7732 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7733 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7734 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7735 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7736 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7737 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7738 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7739 TARGET_EARLY_STOP_BITS): Remove.
7740 (TARGET_ILP32): Default false.
7741 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7742 (enum ia64_inline_type): New.
7743 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7744 * config/ia64/ia64.md: Update for new definitions of
7745 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7746 * config/ia64/ia64.opt: New file.
7747 * config/ia64/ilp32.opt: New file.
7749 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7752 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7754 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7756 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7757 instead of MASK_H8300S.
7758 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7759 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7760 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7761 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7762 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7763 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7764 TARGET_SWITCHES): Remove.
7765 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7767 * config/h8300/h8300.opt: New.
7769 * config/alpha/alpha.opt, config/arc/arc.opt,
7770 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7773 2005-03-17 Ian Lance Taylor <ian@airs.com>
7777 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7779 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7780 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7781 (TARGET_HANDLE_OPTION): Override default.
7782 (arc_handle_option): New function.
7783 (arc_init): Remove code to set arch_cpu_string.
7784 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7785 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7786 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7787 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7788 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7789 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7790 (arc_rodata_string, TARGET_OPTIONS): Delete.
7791 * config/arc/arc.opt: New file.
7793 2005-03-17 Richard Henderson <rth@redhat.com>
7795 * doc/extend.texi (Weak Pragmas): New section.
7796 (attribute alias): Clarify that target must be in the same
7799 2005-03-17 Richard Henderson <rth@redhat.com>
7801 * config/alpha/alpha.opt: New file.
7802 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7804 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7805 alpha_fprm_string, alpha_fptm_string): Make static.
7806 (alpha_tls_size_string): Remove.
7807 (alpha_handle_option): New.
7808 (override_options): Update for alpha_cpu/alpha_tune split.
7809 (alpha_file_start): Likewise.
7810 (TARGET_DEFAULT_TARGET_FLAGS): New.
7811 (TARGET_HANDLE_OPTION): New.
7812 * config/alpha/alpha.h (alpha_tune): Declare.
7813 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7814 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7815 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7816 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7817 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7818 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7819 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7820 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7821 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7822 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7823 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7824 (TARGET_DEFAULT): Remove MASK_FP.
7825 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7826 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7827 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7828 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7829 alpha_tls_size_string): Remove.
7830 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7831 (attribute tune): Rename from attribute cpu.
7832 * config/alpha/ev4.md: Update to match.
7833 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7834 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7835 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7836 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7837 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7838 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7840 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7842 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7843 and return without creating new state if before_nops_num is nonzero.
7844 * config/ia64/ia64.md (first_insn): New attribute.
7845 (alloc): Set it to yes.
7847 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7849 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7850 STMT_VINFO_SUBVARS to NULL.
7851 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7853 2005-03-16 Dale Johannesen <dalej@apple.com>
7855 * rtlanal.c (find_first_parameter_load): Rewrite to
7856 return actual first param load or the call if none,
7857 instead of first in block, when not all loads exist.
7859 2005-03-16 Roger Sayle <roger@eyesopen.com>
7861 * optabs.c (expand_copysign_absneg): Make static.
7862 * optabs.h (expand_copysign_absneg): Delete prototype.
7863 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7865 2005-03-16 Richard Henderson <rth@redhat.com>
7868 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7869 (alias_pairs): Rename from output_defs.
7870 (find_decl_and_mark_needed): Split out from assemble_alias.
7871 (do_assemble_alias): New.
7872 (assemble_output_def): Remove.
7873 (finish_aliases_1, finish_aliases_2): New.
7874 (process_pending_assemble_output_defs): Remove.
7875 (assemble_alias): Defer aliases for which we don't yet have a
7876 non-external decl for the target symbol.
7877 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7878 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7879 * toplev.c (compile_file): Use finish_aliases_2 instead of
7880 process_pending_assemble_output_defs.
7881 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7882 (process_pending_assemble_output_defs): Remove.
7884 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7886 Fix PR tree-optimization/20489
7888 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7889 for empty structures.
7891 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7893 Fix PR tree-optimization/20490
7895 * tree-ssa-pre.c (create_expression_by_pieces): Use
7896 force_gimple_operand on result of fold.
7898 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7900 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7901 of closing parenthesis.
7903 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7905 * builtins.c (expand_movstr): Update a call to
7906 fold_builtin_strcpy.
7907 (expand_builtin_strncpy): Update a call to
7908 fold_builtin_strncpy.
7909 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7910 arguments of CALL_EXPR.
7911 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7912 fold_builtin_strncpy.
7913 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7914 * tree.h: Update the prototypes of fold_builtin_strcpy and
7915 fold_builtin_strncpy.
7917 2005-03-16 Steven Bosscher <stevenb@suse.de>
7918 Dorit Naishlos <dorit@il.ibm.com>
7920 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7921 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7924 2005-03-16 Steven Bosscher <stevenb@suse.de>
7926 * tree-inline.c (walk_type_fields, walk_tree,
7927 walk_tree_without_duplicates): Move from here...
7928 * tree.c: ...to here.
7930 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7932 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7933 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
7934 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7935 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
7936 (version): Define using $(BASEVER_c).
7937 (Makefile, config.status, build/gcov-iov.o): No longer depends on
7939 (version.o): Depend on version files; add custom generation command.
7940 (prefix.o): Define BASEVER on command line.
7941 (s-iov): Depend on version files; adjust command.
7942 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
7944 (gcc-vers.texi): New rule.
7945 (doc/%.info, doc/%.dvi): Add -I . to command line.
7946 (doc/gccinstall.dvi): Likewise.
7947 (PACKAGE): Delete. All uses replaced with "gcc".
7948 * aclocal.m4: Do not include gcc-version.m4.
7949 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
7950 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
7951 Set is_release based on contents of DEV-PHASE.
7952 Set gcc_version based on contents of BASE-VER.
7953 Define WIN32_REGISTRY_KEY only if the user overrode the default.
7954 * config.in, configure: Regenerate.
7955 * gccbug.in: Determine version of GCC in use at runtime.
7956 * gcov-iov.c: Get version number and development phase from
7957 command line, not by including version.c.
7958 * intl.c: Replace all uses of PACKAGE with "gcc".
7959 * libada-mk.in: Delete unused "gcc_version" variable.
7960 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
7961 * version.c: (VERSUFFIX): New hook for redistributors; adjust
7962 commentary to match.
7963 (version_string): Put together from pieces.
7964 * config/alpha/x-vms: Do not use $(gcc_version).
7965 * config/i386/t-nwld: Likewise.
7966 * doc/include/gcc-common.texi: Include gcc-vers.texi for
7967 version-GCC and DEVELOPMENT.
7969 2005-03-15 Roger Sayle <roger@eyesopen.com>
7971 PR tree-optimization/17454
7972 * tree.c (tree_size): Add case for TREE_BINFO.
7973 * fold-const.c (fold_checksum_tree): Only clear the overloaded
7974 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
7976 2005-03-15 Roger Sayle <roger@eyesopen.com>
7978 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
7979 op1 whilst expanding the signed widenening multiply variant.
7981 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
7983 * toplev.c (display_target_options): Avoid unused variable warning if
7984 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
7985 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
7986 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
7987 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
7988 (mips_isa_info): New variable.
7989 (mips_parse_cpu): Remove the first argument and leave the caller
7991 (TARGET_HANDLE_OPTION): Override default.
7992 (mips_handle_option): New function. Move option validation code from...
7993 (override_options): ...here. Update calls to mips_parse_cpu.
7994 * config/mips/mips.h (mips_arch_string, mips_tune_string)
7995 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
7996 (SUBTARGET_TARGET_OPTIONS): Delete.
7997 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
7998 (mno-flush-func, mtune=): New options.
8000 2005-03-15 Roger Sayle <roger@eyesopen.com>
8001 Richard Henderson <rth@redhat.com>
8003 * real.c (c4x_single_format, c4x_extended_format): Provide values
8004 for signbit_ro for c4x's single and extended floating point formats.
8005 * optabs.c (expand_copysign): Use the floating point format's
8006 signbit_ro for expanding via expand_copysign_absneg, and it's
8007 signbit_rw field for expanding via expand_copysign_bit.
8009 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8011 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8012 known_alignment_for_access_p.
8013 (known_alignment_for_access_p): New.
8014 (do_peeling_for_alignment): Field made int instead of bool and renamed
8015 to peeling_for_alignment.
8016 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8017 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8018 functionality used to be in vect_analyze_operations.
8019 (vect_analyze_operations): Code to determine vectorization factor was
8020 moved to vect_determine_vectorization_factor.
8021 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8022 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8024 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8025 be part of vect_analyze_operations).
8026 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8027 creating the guard condition, as the number of iterations may be
8029 (slpeel_tree_peel_loop_to_edge): Use new name of
8030 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8031 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8032 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8033 (vect_do_peeling_for_alignment): Use fold.
8034 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8036 (vect_update_inits_of_dr): Renamed to
8037 vect_update_init_of_dr.
8038 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8039 (vectorizable_store): Fix assertion to use == instead of =.
8041 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8043 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8044 call_used_regs for wCG registers.
8046 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8048 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8049 for non-offsettable memory references to cope with outstanding reload
8050 replacements, take 2.
8052 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8055 * config/i386/i386.h (x86_fisttp): New.
8056 (TARGET_FISTTP): New macro.
8057 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8058 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8059 instruction when fisttp flag is set.
8060 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8062 * config/i386/i386.md (type attribute): Add fisttp.
8063 (unit attribute): Set to i387 for fisttp type.
8064 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8065 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8067 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8068 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8070 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8071 patterns for TARGET_FISTTP. Enable patterns for
8072 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8073 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8074 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8075 implement fisttp x87 insn.
8076 (fix_trunc*_i387_fisttp splitters): New patterns.
8077 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8078 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8079 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8081 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8082 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8083 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8084 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8085 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8086 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8087 Disable patterns for TARGET_FISTTP.
8088 (fix_trunc*_i387 splitters): Implement usign mode macros.
8089 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8090 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8091 (fix_trunx*_sse peephole2s): Implement using mode macros.
8093 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8095 PR rtl-optimization/20291
8096 * combine.c (try_combine): If splitting fails, re-try with
8097 original combined pattern, i.e. before clobber stripping.
8099 2005-03-14 Eric Christopher <echristo@redhat.com>
8101 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8102 STACK_GROWS_DOWNWARD.
8104 2005-03-14 Roger Sayle <roger@eyesopen.com>
8106 * real.h (struct real_format): Split the signbit field into two
8107 two fields, signbit_ro and signbit_rw.
8108 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8109 mips_double_format, ieee_extended_motorola_format,
8110 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8111 ieee_extended_intel_128_format, ibm_extended_format,
8112 mips_extended_format, ieee_quad_format, mips_quad_format,
8113 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8114 i370_double_format, c4x_single_format, c4x_extended_format,
8115 real_internal_format): Update initializers for new field.
8116 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8117 real_format structure.
8118 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8119 field of the real_format structure.
8121 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8123 Fix PR tree-optimization/20458
8125 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8126 DECL_EXTERNAL on STRUCT_FIELD tags.
8127 (clear_call_clobbered): Ditto.
8128 * tree-ssa-operands.c (note_addressable): Make sure the original
8129 variable doesn't slip into the addressable list if we have
8131 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8134 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8136 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8137 (-fwide-exec-charset): Likewise.
8138 (-finput-charset): Likewise.
8139 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8140 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8141 * c.opt (Wnormalized): New.
8143 2005-03-14 Devang Patel <dpatel@apple.com>
8145 * doc/invoke.texi: Add reference to Visibility document.
8147 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8149 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8150 MASK_SPLIT_ADDRESSES.
8151 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8152 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8153 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8154 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8155 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8156 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8157 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8158 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8159 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8160 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8161 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8162 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8163 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8164 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8165 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8166 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8167 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8168 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8169 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8170 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8171 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8172 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8173 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8174 (TARGET_EXPLICIT_RELOCS): Delete.
8175 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8176 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8177 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8178 (override_options): Set MASK_LONG64 if -mint64 is given and no
8179 -mlongXX option is. Complain about -mint64 -mlong32.
8180 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8181 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8182 * config/mips/mips.opt: New file.
8184 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8186 * config.gcc (extra_options): New variable for listing option files.
8187 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8188 * configure.ac (extra_opt_files): New AC_SUBST variable.
8189 (tm_file_list, tm_include_list): Include options.h first.
8190 * configure: Regenerate.
8191 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8192 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8193 (s-options-h): New rule.
8194 (options.h): Depend on it.
8195 (TEXI_GCCINT_FILES): Add options.texi.
8196 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8197 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8198 * target.h (gcc_target): Add default_target_flags and handle_option.
8199 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8200 (TARGET_HANDLE_OPTION): New macros.
8201 (TARGET_INITIALIZER): Include them.
8202 * opt-functions.awk (opt_args, nth_arg): New functions.
8203 (switch_flags): Handle the "Target" flag.
8205 (var_name): Use opt_args and nth_arg.
8206 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8207 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8208 macros for the "Mask" and "InverseMask" options.
8209 * opts.h (cl_var_cond): New enum.
8210 (cl_option): Replace the "has_set_value" and "set_value" fields with
8211 "var_cond" and "var_value".
8212 (CL_TARGET): New macro.
8213 (option_enabled, print_filtered_help): Declare.
8214 (decode_options): Move definition.
8215 * opts.c (handle_option): Search for the original option before
8216 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8217 var_cond and var_value fields. Use targetm.handle_option to handle
8219 (decode_options): Set target_flags to targetm.default_target_flags.
8220 (print_filtered_help): Make global. Handle CL_TARGET.
8221 (option_enabled): New function.
8222 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8223 (display_target_options, set_target_switch, print_switch_values)
8224 (default_pch_valid_p): Guard uses of target_switches with
8225 #ifdef TARGET_SWITCHES. Also...
8226 (display_target_options): Display the CL_TARGET entries in cl_options.
8227 (set_target_option): Don't complain about the "" option when
8228 TARGET_SWITCHES is undefined.
8229 (print_switch_values): Use option_enabled.
8230 (default_pch_valid_p): Check cl_options[] when looking for something
8231 that has changed the value of target_flags.
8232 * c.opt: Remove documentation from top of file.
8233 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8234 * doc/sourecebuild.texi: Refer to the new options documentation
8235 instead of c.opt. Document machine-specific .opt files.
8236 * doc/tm.texi (target_flags): Say that this variable is declared
8238 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8239 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8241 * doc/options.texi: New file.
8243 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8246 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8249 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8252 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8253 temporary variable of pointer type if an lvalues is required.
8254 (gimplify_modify_expr_rhs): Request an rvalue from it.
8255 (gimplify_expr): Pass fallback on.
8257 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8259 * cfgbuild.c: Update comments.
8261 2005-03-14 Roger Sayle <roger@eyesopen.com>
8263 PR rtl-optimization/17236
8264 * optabs.c (expand_doubleword_mult): New helper function split out
8265 from expand_binop. Permute the order in which instructions are
8266 emitted to minimize the number of simultaneously live registers.
8267 (expand_binop): Call expand_doubleword_mult to synthesize a double
8268 word multiplication.
8270 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8272 * basic-block.h: Update the prototypes of cached_make_edge and
8274 * cfg.c (cached_make_edge): Take edge_cache representing one
8275 row of the adjacency matrix of edges.
8276 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8277 (make_edges): Initialize edge_cache to represent one row of
8278 the adjacency matrix of edges.
8280 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8282 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8284 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8285 Remove unused removed_phis variable.
8286 (conditional_replacement): Use build1/build2.
8287 (abs_replacement): Use last_and_only_stmt and build1/build2.
8289 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8291 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8292 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8293 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8294 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8295 * c-common.c (handle_novops_attribute): New function.
8296 (c_common_attribute_table): Add "no vops" entry.
8297 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8298 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8299 * tree-ssa-operands.c (get_call_expr_operands): Do not
8300 create virtual operands for calls with ECF_NOVOPS flag.
8301 * tree.h (DECL_IS_NOVOPS): New macro.
8302 (struct tree_decl): Add novops_flag.
8303 (ECF_NOVOPS): New constant.
8305 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8308 * config/i386/i386.c (x86_use_himode_fiop): New.
8309 (x86_use_simode_fiop): Rename from x86_use_fiop.
8310 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8311 (TARGET_USE_HIMODE_FIOP): New.
8312 (x86_use_simode_fiop): Rename from x86_use_fiop.
8313 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8315 * config/i386/i386.md (X87MODEI12): New mode macro define.
8316 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8317 to implement x87 FP compare with HImode input operands.
8318 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8319 Use X87MODEI12 mode macro to handle HImode input operands.
8320 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8321 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8322 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8323 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8324 macro to implement x87 operators with HImode input operands.
8325 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8328 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8330 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8332 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8333 constants invariant.
8335 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8337 * basic-block.h (BB_VISITED): Removed.
8338 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8340 2005-03-14 Falk Hueffner <falk@debian.org>
8343 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8345 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8347 * ggc-zone.c: Fix comment typos.
8349 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8350 stringpool.c, config/mips/mips-protos.h: Update copyright.
8352 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8354 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8355 throughout with its typedef, "rtx".
8356 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8357 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8358 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8359 regs in comment to match code.
8361 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8363 * except.c (check_handled): Make it static.
8364 * except.h: Remove the corresponding prototype.
8366 * function.c (get_func_frame_size): Make it static.
8367 * function.h: Remove the corresponding type.
8369 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8371 * hard-reg-set.h: Remove the corresponding declarations.
8373 * tree-cfg.c (verify_stmts): Check that
8374 bb_for_stmt (stmt) == bb for every PHI node and statement.
8376 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8378 * config.gcc: Remove excess indentation.
8379 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8381 2005-03-13 Roger Sayle <roger@eyesopen.com>
8384 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8385 * fold-const.c (fold_sign_changed_comparison): Likewise.
8386 (fold_binary): Optimize comparisons against widened operands if
8387 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8389 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8391 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8392 (sparc_override_options): Initialize it.
8393 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8395 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8397 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8398 (reg_or_none500mem_operand): New predicate.
8399 (zero_reg_mem_operand): New predicate.
8400 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8401 to reg_or_none500mem_operand.
8402 (extendsfdf2_fpr): Add MEM alternative.
8403 (extenddftf2_internal): Change operand2 predicate to
8404 zero_reg_mem_operand.
8406 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8408 * ggc-zone.c: Rewritten.
8410 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8412 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8413 * config.in: Regenerated.
8414 * configure: Regenerated.
8415 * gengtype.c (write_types_process_field, write_func_for_structure):
8416 Pass new argument to gt_pch_note_object.
8417 * ggc-common.c (struct ptr_data): Add TYPE.
8418 (gt_pch_note_object): Take TYPE argument and save it.
8419 (call_count): Update call to ggc_pch_count_object.
8420 (call_alloc): Update call to ggc_pch_alloc_object.
8421 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8423 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8424 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8425 (ggc_alloc_zone_stat): Delete.
8426 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8427 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8428 (ggc_pch_alloc_object): Update prototypes.
8429 (garbage_zone): Delete.
8430 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8431 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8433 (tree_id_zone): New variable.
8434 (ggc_alloc_cleared_zone): Remove unused.
8435 (ggc_alloc_zone): Define.
8436 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8437 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8438 ggc_alloc_zone_stat.
8439 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8440 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8441 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8442 (make_node_stat): Likewise. Use tree_id_zone.
8444 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8445 Joseph S. Myers <joseph@codesourcery.com>
8447 * configure.ac: Check for MIPS TLS.
8448 * configure: Regenerated.
8449 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8450 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8451 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8452 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8453 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8454 (mips_classify_symbol, mips_symbolic_constant_p)
8455 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8456 (mips_tls_operand_p, mips_call_tls_get_addr)
8457 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8458 (mips_tls_symbol_ref_1): New functions.
8459 (mips_legitimize_address, mips_legitimize_const_move): Call
8460 mips_legitimize_tls_address.
8461 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8463 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8464 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8465 (mips_char_to_class): Document V1_REG.
8466 (HAVE_AS_TLS): Provide default.
8467 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8469 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8471 (tls_get_tp_<mode>): New instruction.
8473 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8475 * configure.ac: Update checks for target tools.
8476 * configure: Regenerated.
8478 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8480 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8482 2005-03-13 Roger Sayle <roger@eyesopen.com>
8484 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8485 more classes of DImode multiplication by constant. Allow both
8486 multiplication by small negative constants (by performing a
8487 multiplication by a positive constant and negating the result) and
8488 multiplications by large powers of two, by using a left shift.
8490 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8492 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8493 of basic blocks into work_stack.
8495 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8496 config/mips/vr.h: Update copyright.
8498 * c-decl.c (c_init_decl_processing): Remove useless calls to
8499 build_function_type.
8501 * builtins.c (fold_trunc_transparent_mathfn,
8502 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8503 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8504 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8505 fold_builtin_strcpy, fold_builtin_strncpy,
8506 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8509 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8512 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8513 variable determinant.
8515 * tree-cfg.c (group_case_labels): Remove local variable type.
8517 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8520 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8523 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8526 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8527 (*movmemqi_insn): Delete.
8528 (*movmemhi): Delete.
8530 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8532 * builtins.c (fold_builtin_classify): Take decomposed
8533 arguments of CALL_EXPR.
8534 (fold_builtin_1): Update a call to fold_builtin_classify.
8536 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8539 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8540 through into call to parser_xref_tag after parse error.
8541 (c_parser_struct_declaration): Consistently return NULL_TREE on
8544 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8546 * tree-flow-inline.h (ref_contains_array_ref): New function.
8547 (lookup_subvars_for_var): Ditto.
8548 (get_subvars_for_var): Ditto.
8549 (var_can_have_subvars): Ditto.
8551 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8552 (struct subvar): New type.
8554 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8556 * tree-optimize.c (init_tree_optimization_passes): Call
8557 pass_create_structure_vars.
8559 * tree-ssa-alias.c: Include vec.h.
8560 (init_alias_info): Don't auto-clear call clobbered on struct-field
8562 (compute_flow_insensitive_aliasing): Handle subvars.
8563 (group_aliases): Handle STRUCT_FIELD aliases.
8564 (setup_pointers_and_addressables): Ditto.
8565 Don't mark variables non-addressable if they still have
8566 addressable subvars.
8567 Also mark subvars addressable when the real variable is marked
8569 (add_pointed_to_var): Try to prune the pointed-to set by only
8570 pointing to subvars when possible.
8571 Otherwise, make sure we set addresses_needed and pt_vars to
8572 properly include subvars.
8573 (bitpos_of_field): New function.
8574 (push_fields_onto_fieldstack): Ditto.
8575 (get_or_create_used_part_for): Ditto.
8576 (create_overlap_variables_for): Ditto.
8577 (find_used_portions): Ditto.
8578 (create_structure_vars): Ditto.
8579 (pass_create_structure_vars): New structure.
8581 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8582 (get_expr_operands): Handle subvars. Also try to turn
8583 COMPONENT_REF accesses into must-defs now that we can accurately
8585 (note_addressable): Try to only mark as addressable those subvars
8586 we know a COMPONENT_REF touches.
8587 (overlap_subvar): New function.
8589 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8590 Handle subvar storing.
8591 (vect_address_analysis): Update caller of vect_object_analysis.
8593 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8595 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8596 (STMT_VINFO_SUBVARS): New macro.
8598 * common.opts: add flag_tree_salias.
8600 * opts.c (decode_options): flag_tree_salias defaults to on.
8602 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8604 * doc/tree-ssa.texi: Document structural alias analysis.
8606 2005-03-12 Steven Bosscher <stevenb@suse.de>
8608 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8609 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8610 * tree-ssa-operands.c (get_expr_operands): Likewise.
8611 (get_expr_operands): Likewise for ERROR_MARK.
8613 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8615 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8618 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8621 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8622 (mark_operand_necessary): Remove local variable ver.
8624 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8625 variable prefix_len.
8627 * value-prof.c (mod_subtract_transform): Remove local variable
8630 * builtins.c (fold_builtin_exponent): Take decomposed
8631 arguments of CALL_EXPR.
8632 (fold_builtin_1): Update a call to fold_builtin_exponent.
8634 * builtins.c (fold_builtin_logarithm): Take decomposed
8635 arguments of CALL_EXPR.
8636 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8638 * c-decl.c (c_init_decl_processing): Remove local variables
8639 ptr_ftype_void and ptr_ftype_ptr.
8641 * gimplify.c (gimplify_expr): Remove local variables r0 and
8644 * reg-stack.c (move_for_stack_reg): Remove local variable
8646 (compare_for_stack_reg): Remove local variable flags_user.
8647 (convert_regs_1): Remove local variable deleted.
8649 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8651 (combine_blocks): Remove local variables exits and new_e.
8653 * tree-inline.c (expand_call_inline): Remove local variable
8656 * tree-ssa-live.c (create_ssa_var_map,
8657 calculate_live_on_entry): Remove local variable snn.
8659 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8661 * c-lex.c (c_lex_with_flags): Add parameter to call to
8664 2005-03-11 Per Bothner <per@bothner.com>
8666 * c-tree.h (struct c_declarator): New id_loc field.
8667 * c-pragma.h (c_lex_with_flags): Take position reference.
8668 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8669 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8670 (c_lex): Pass dummy location to c_lex_with_flags.
8671 * c-parser.c (c_lex_one_token): Set c_token's location using
8672 c_lex_with_flags, instead of input_location, which might be "ahead".
8673 (c_parser_direct_declarator): Set declarator's id_loc from
8675 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8676 declarator's id_loc, rather than probably-imprecise input_location.
8677 (build_id_declarator): Initialize c_declarator's id_loc field.
8679 2005-03-11 Roger Sayle <roger@eyesopen.com>
8682 * builtins.c (expand_builtin_signbit): Force the signbit's word
8683 into an integer register to avoid SUBREGs of floating point modes.
8685 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8687 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8688 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8689 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8690 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8692 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8694 PR rtl-optimization/20306
8695 * expr.c (emit_move_complex): Set try_int false if mode is
8696 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8697 emit_block_move if try_int is true.
8699 2005-03-11 Richard Henderson <rth@redhat.com>
8702 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8703 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8706 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8708 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8709 (TARGET_FIX_VR4130): New macro.
8710 (TARGET_OPTIONS): Add -mfix-vr4130.
8711 (ISA_HAS_MACCHI): New macro.
8712 (ASM_SPEC): Add -mfix-vr4130.
8713 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8714 (override_options): Handle mips_fix_vr4130_string.
8715 (mips_avoid_hazards): Clear all_noreorder_p
8716 if we're working around VR4130 errata and the macc alternatives
8718 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8719 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8720 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8721 (MULTILIB_DEFAULTS): Remove leading "march=".
8722 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8723 if no architecture option is given.
8724 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8726 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8727 * doc/invoke.texi: Document -mfix-vr4130.
8729 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8731 * config/mips/mips.c (override_options): Only warn about -mint64
8732 deprecation if TARGET_INT64.
8734 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8736 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8737 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8738 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8739 are non-specific regarding the nonnull parameter positions.
8740 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8741 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8742 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8743 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8745 * builtins.def: Use the non-specific "nonnull" attibute lists.
8747 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8749 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8750 single_pred_edge, single_succ, single_pred): Improve comments.
8752 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8754 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8755 single_pred_edge, single_succ, single_pred): New inline functions.
8756 * bb-reorder.c (rotate_loop, find_traces_1_round,
8757 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8758 duplicate_computed_gotos): Use the single_succ/pred functions.
8759 * cfganal.c (forwarder_block_p): Ditto.
8760 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8761 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8762 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8763 merge_seq_blocks): Ditto.
8764 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8765 * cfglayout.c (fixup_reorder_chain): Ditto.
8766 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8767 canonicalize_loop_headers, verify_loop_structure): Ditto.
8768 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8769 mfb_update_loops, create_preheader, force_single_succ_latches,
8770 create_loop_notes): Ditto.
8771 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8772 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8773 commit_one_edge_insertion, purge_dead_edges,
8774 cfg_layout_can_merge_blocks_p): Ditto.
8775 * except.c (sjlj_emit_function_enter): Ditto.
8776 * flow.c (init_propagate_block_info): Ditto.
8777 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8778 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8779 insert_insn_end_bb): Ditto.
8780 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8781 find_if_case_2): Ditto.
8782 * lambda-code.c (perfect_nestify): Ditto.
8783 * lcm.c (optimize_mode_switching): Ditto.
8784 * loop-doloop.c (doloop_modify): Ditto.
8785 * loop-init.c (loop_optimizer_init): Ditto.
8786 * loop-iv.c (simplify_using_initial_values): Ditto.
8787 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8788 * loop-unswitch.c (unswitch_loop): Ditto.
8789 * modulo-sched.c (generate_prolog_epilog): Ditto.
8790 * predict.c (combine_predictions_for_insn, estimate_probability,
8791 tree_estimate_probability, last_basic_block_p,
8792 estimate_bb_frequencies): Ditto.
8793 * profile.c (branch_prob): Ditto.
8794 * regrename.c (copyprop_hardreg_forward): Ditto.
8795 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8796 * tracer.c (layout_superblocks): Ditto.
8797 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8798 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8799 cleanup_control_expr_graph, disband_implicit_edges,
8800 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8801 tree_verify_flow_info, tree_make_forwarder_block,
8802 tree_forwarder_block_p, remove_forwarder_block,
8803 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8804 * tree-if-conv.c (tree_if_conversion): Ditto.
8805 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8806 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8807 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8808 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8809 copy_loop_headers): Ditto.
8810 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8811 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8812 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8813 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8814 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8815 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8816 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8817 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8818 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8819 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8820 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8821 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8822 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8823 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8824 slpeel_add_loop_guard): Ditto.
8826 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8828 PR tree-optimization/15784
8829 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8832 * stmt.c (expand_case): Don't change index_type. Convert minval
8835 PR tree-optimization/20130
8836 * fold-const.c (fold): Fold x * -1 into -x.
8838 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8840 PR rtl-optimization/20331
8841 * rtlanal.c (modified_between_p): Check its address first for MEM.
8842 (modified_in_p): Likewise.
8844 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8846 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8848 2005-03-10 Steven Bosscher <stevenb@suse.de>
8850 * expr.c (expand_expr_real_1): If possible, use a conditional
8851 move for expanding MIN_EXPR and MAX_EXPR.
8852 Use temp for moving around rtx-en.
8854 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8857 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8860 2005-03-10 Roger Sayle <roger@eyesopen.com>
8862 * builtins.c (expand_builtin_signbit): Extend to handle floating
8863 point modes wider than the largest integer type, using the
8864 operand_subword_force function to obtain the signbit's word.
8866 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8869 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8870 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8872 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8874 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8876 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8878 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8880 (perform_edge_inserts): Unconditionally call
8881 free_dominator_info.
8883 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8885 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8887 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8889 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8891 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8893 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8895 (rtl_register_value_prof_hooks,
8896 tree_value_profile_transformations,
8897 tree_register_value_prof_hooks): Likewise.
8898 * var-tracking.c (stack_adjust_offset_pre_post,
8899 variable_htab_free, variable_union, dataflow_set_different_2,
8900 count_uses, variable_was_changed, set_frame_base_location,
8901 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8902 vt_add_function_parameters): Likewise.
8903 * varasm.c (named_section_real, named_section, make_decl_rtl,
8904 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8905 const_hash_1, compare_constant, copy_constant, force_const_mem,
8906 output_constant_pool_2, output_constant_pool_1, output_constant,
8907 output_constructor, make_decl_one_only, decl_tls_model,
8908 default_no_named_section, default_elf_select_section_1,
8909 default_unique_section_1): Likewise.
8910 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8911 * vmsdbgout.c (addr_const_to_string): Likewise.
8914 * function.c (struct assign_parm_data_one): Remove last_named
8916 (assign_parm_find_data_types): Don't determine last_named.
8917 Reorder named_parm determination.
8918 (assign_parms): Only setup varargs on the last non-varadic
8921 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8923 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8924 sda base address on medium model.
8926 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8928 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8929 * cfgloop.c (flow_loop_nodes_find): Export.
8930 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8932 * cfgloopmanip.c (fix_loop_structure): New function.
8933 * predict.c (predict_loops): Clean up the loops information.
8934 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
8935 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
8937 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
8938 (rewrite_into_loop_closed_ssa): Declaration changed.
8939 * tree-loop-linear.c (linear_transform_loops): Add argument to
8940 rewrite_into_loop_closed_ssa call.
8941 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8942 * tree-ssa-loop-im.c (move_computations): Ditto.
8943 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
8944 * tree-vectorizer.c (vectorize_loops): Ditto.
8945 * tree-optimize.c: Include cfgloop.h.
8946 (execute_todo): Choose whether to call cleanup_tree_cfg or
8947 cleanup_tree_cfg_loop.
8948 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
8949 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
8950 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
8951 cleanup_tree_cfg_loop call.
8952 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
8953 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
8954 work on part of cfg.
8956 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8959 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
8960 with multiple alternatives.
8962 * stmt.c (parse_output_constraint): Fix a typo.
8964 2005-03-09 Bob Wilson <bob.wilson@acm.org>
8966 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
8967 assembly directive instead of deprecated "no-generics".
8969 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
8971 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8972 for non-offsettable memory references to cope with outstanding reload
8974 * config/s390/s390.md ("reload_outti"): Call find_replacement to
8975 avoid losing outstanding address reloads.
8976 ("reload_outdi", "reload_outdf"): Likewise.
8978 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8980 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
8981 code. Add more cbrt transformations.
8983 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8985 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
8987 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8989 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
8990 NULL_TREE when a given tree is not simplified.
8991 (fold): Return the original tree when any of the functions
8992 mentioned above NULL_TREE.
8994 * fold-const.c (fold_unary, fold_binary): Take decomposed
8995 arguments, code, type, op0, and op1 in case of fold_binary.
8996 (fold): Update calls to fold_unary and fold_binary.
8998 2005-03-09 Roger Sayle <roger@eyesopen.com>
9000 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9001 a fndecl and an arglist instead of a CALL_EXPR, exp.
9003 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9005 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9007 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9009 * expr.c (expand_assignment): Remove orig_to_rtx.
9011 * fold-const.c (int_const_binop): Remove no_overflow.
9013 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9015 * loop-iv.c (get_biv_step_1): Remove lhs.
9017 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9019 * real.c (real_nan): Remove neg.
9021 * function.c (thread_prologue_and_epilogue_insns): Remove i
9024 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9027 * tree-eh.c (tree_could_trap_p): Remove idx.
9029 * tree-into-ssa.c (ann): Remove ann.
9031 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9033 * tree-sra.c (decide_block_copy): Remove inst_count.
9035 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9037 * tree-ssa-loop-im.c (lhs): Remove.
9039 * cfgbuild.c (state, STATE, SET_STATE,
9040 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9042 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9043 (find_basic_blocks): Set the state of each basic block to
9046 2005-03-08 Jeff Law <law@redhat.com>
9048 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9049 goto results in the removal of edges in the CFG, then we need
9050 to recompute dominators.
9052 2005-03-09 Ben Elliston <bje@au.ibm.com>
9054 * c-common.c (c_do_switch_warnings): Comment fix.
9056 2005-03-08 Julian Brown <julian@codesourcery.com>
9058 * Patch from 2005-03-08 reverted for causing regressions and
9059 ppc-darwin bootstrap failure.
9061 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9063 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9064 Define the real function for ppc-darwin.
9065 * c-typeck.c (convert_arguments): Check for target-specific
9066 invalid argument call to unprototyped function.
9067 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9069 * target.h (invalid_arg_for_unprototyped_fn): New field
9071 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9072 default target hook.
9073 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9076 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9078 * c-typeck.c (constructor_stack, constructor_range_stack,
9079 initializer_stack): Make them static.
9081 * cfg.c (rbi_pool): Make it static.
9083 * gimple-low.c (lower_stmt_body): Make it static.
9084 * tree-flow.h: Remove the corresponding prototype. Don't
9087 * sched-deps.c (cache_size): Make it static.
9089 * stor-layout.c (lang_adjust_rli): Make it static.
9091 2005-03-08 Julian Brown <julian@codesourcery.com>
9093 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9094 from being used for symbols with vague linkage when
9095 HAVE_GAS_COMDAT_GROUP is true.
9097 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9099 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9100 nlabel == JUMP_LABEL (jump).
9102 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9104 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9105 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9106 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9107 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9109 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9112 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9113 * c-common.c (handle_returns_twice): New function.
9114 (c_common_attribute_table): Declare eturns_twice' attribute.
9115 * doc/extend.texi: Document eturns_twice' attribute.
9116 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9117 (struct tree_decl): Add returns_twice_flag.
9119 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9121 * tree-ssa-phiopt.c: Fix a comment typo.
9123 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9124 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9125 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9128 2005-03-08 Richard Henderson <rth@redhat.com>
9130 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9131 builtin codes with ctzdi2, clzdi2, popcountdi2.
9132 (struct alpha_builtin_def): Add is_const.
9133 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9134 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9135 (alpha_init_builtins): Init them. Set nothrow and const attributes
9137 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9138 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9139 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9140 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9141 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9142 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9143 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9144 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9145 (TARGET_FOLD_BUILTIN): New.
9146 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9147 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9149 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9151 2005-03-08 Ira Rosen <irar@il.ibm.com>
9153 PR tree-optimization/20122
9154 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9155 condition of access function instead of base.
9157 2005-03-07 Jeff Law <law@redhat.com>
9158 Steven Bosscher <stevenb@suse.de>
9160 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9161 (find_taken_edge): Call find_taken_edge_computed_goto as
9162 appropriate. Allow any gimple invariant rather than just
9163 INTEGER_CST for VAL.
9164 (cleanup_control_flow): Cleanup a computed goto which has turned
9166 (tree_merge_blocks): If block B has any forced labels, move
9167 them to the start of block A.
9168 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9169 computed gotos as well.
9170 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9171 removal of unnecessary computed gotos too.
9172 (lookup_redirection_data): Fix type of INSERT argument. Callers
9175 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9177 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9178 Remove trailing spaces.
9180 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9181 unshare_all_trees): Make them static.
9182 * tree-gimple.h: Remove the corresponding prototypes.
9184 * diagnostic.h: Remove unused prototype
9185 debug_output_buffer.
9186 * modulo-sched.c: Remove unused prototype
9187 set_row_column_for_ps.
9189 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9190 replace_phi_edge_with_variable): Remove unused variable i.
9192 2005-03-07 Per Bothner <per@bothner.com>
9194 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9196 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9199 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9200 bbs on the COND_EXPR instead of the PHI_NODEs.
9201 (candidate_bb_for_phi_optimization): Remove.
9202 (replace_phi_with_stmt): Rename to ...
9203 (replace_phi_edge_with_variable): this and change so that we
9204 replace the phi argument instead of removing the PHI.
9205 (conditional_replacement): Change so we deal with PHI with more
9207 (value_replacement): Likewise.
9208 (abs_replacement): Likewise.
9210 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9212 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9213 output_e500_flip_gt_bit.
9215 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9217 (rs6000_generate_compare): Fix logic to look at the correct bits.
9218 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9220 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9221 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9222 gen_move_from_CR_gt_bit.
9224 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9225 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9226 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9228 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9229 (E500_CR_IOR_COMPARE): New constant.
9231 2005-03-08 Earl Chew <earl_chew@agilent.com>
9232 David Billinghurst <David.Billinghurst@riotinto.com>
9234 * config/i386/host-cygwin.c: New file to support precompiled
9236 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9237 * config.host: Use above files for cygwin host.
9239 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9241 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9242 ordering ops from earlier change.
9244 2005-03-07 Per Bothner <per@bothner.com>
9246 Various fixes to allow us to again build if --enable-mapped-location:
9247 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9248 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9249 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9250 local variable loc. Change logic appropriately.
9251 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9252 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9253 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9254 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9255 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9257 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9259 PR rtl-optimization/19683
9260 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9261 number of bytes, to smallest_int_for_mode. Fix arguments to
9262 REG_CANNOT_CHANGE_MODE_P.
9264 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9266 * reorg.c (relax_delay_slots): Check that the jump is
9267 conditional before trying to invert it.
9269 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9271 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9274 * calls (stack_arg_under_construction): Make it static.
9276 * flow.c (regs_live_at_setjmp): Make it static.
9277 * flow.h: Remove the corresponding prototype.
9279 * reload1.c (reload_startobj, reload_firstobj,
9280 something_needs_operands_changed, reload_inherited,
9281 reload_inheritance_insn, reload_override_in,
9282 reload_spill_index): Make them static.
9284 * recog.c (verify_changes): Make it static.
9285 * recog.h: Remove the corresponding prototype.
9287 * cfgbuild.c (find_sub_basic_blocks): Remove.
9288 * basic-block.h: Remove the corresponding prototype.
9289 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9291 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9293 * tree-ssa-operands.c (check_build_stmt): Remove.
9295 * stor-layout.c (set_alignment): Remove.
9296 * tree.h: Remove the corresponding prototype.
9298 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9300 * tree-ssa-dce.c (control_dependence_map,
9301 visited_control_parents): Make them static.
9303 * cfghooks.c (verify_flow_info): Remove local variable
9306 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9309 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9311 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9313 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9315 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9317 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9318 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9319 PARALLEL for an empty structure.
9321 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9323 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9325 * fold-const.c (fold_binary): Unroll the very first "for"
9328 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9330 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9331 redundant match_code test.
9332 (scc_comparison_operator): Swap match_operand and match_code
9334 (branch_positive_comparison_operator): Same.
9335 (trap_comparison_operator): Use comparison_operator and swap with
9338 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9341 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9342 (out_movhi_r_mr): Read low byte of volatile MEM first.
9343 (out_movhi_mr_r): Write high byte of volatile MEM first.
9345 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9347 * cselib.c (reg_values, reg_values_size): Make them static.
9349 * cse.c (cse_reg_info_table): Make it static.
9351 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9353 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9355 * cse.c (find_best_addr): Use canon_for_address.
9357 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9359 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9360 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9361 SUBREG and MEM, respectively.
9363 * fold-const.c (fold_binary): Use code instead of t.
9365 * fold-const.c (optimize_minmax_comparison): Take decomposed
9366 arguments code, type, op0, and op1 instead of t.
9367 (fold_binary): Update a call to optimize_minmax_comparison.
9369 * fold-const.c (fold_range_test): Take decomposed arguments
9370 code, type, op0, and op1 instead of t.
9371 (fold_binary): Update a call to fold_range_test.
9373 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9374 decomposed arguments code, type, op0, and op1 instead of t.
9375 (fold_binary): Update a call to fold_range_test.
9377 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9379 * fold-const.c (fold_binary): Avoid directly using the original
9380 expression t as much as possible.
9382 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9384 * c-semantics.c (build_stmt): Use TYPE_P instead of
9385 IS_NON_TYPE_CODE_CLASS.
9386 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9387 (NON_TYPE_CHECK): Use TYPE_P instead of
9388 IS_NON_TYPE_CODE_CLASS.
9390 * fold-const.c (fold): Remove handling of binary expressions.
9392 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9394 * doc/c-tree.texi: Wrap comments in @r{}.
9395 * doc/cpp.texi: Likewise.
9396 * doc/cppinternals.texi: Likewise.
9397 * doc/extend.texi: Likewise.
9398 * doc/md.texi: Likewise.
9399 * doc/objc.texi: Likewise.
9400 * doc/sourcebuild.texi: Likewise.
9401 * doc/tm.texi: Likewise.
9404 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9406 * predict.c (apply_return_prediction): Standardize PHI chain
9408 * tree-ssa.c (ssa_redirect_edge): Likewise.
9410 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9411 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9414 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9415 * tree-flow.h: Adjust the prototype for remove_phi_node.
9416 * lambda-code.c (perfect_nestify): Adjust a call to
9419 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9420 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9422 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9423 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9424 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9425 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9427 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9428 of GEN_INT (trunc_int_for_mode (...)).
9429 * loop-iv.c (iv_number_of_iterations): Likewise.
9430 * postreload.c (reload_cse_move2add): Likewise.
9431 * simplify-rtx.c (simplify_const_unary_operation,
9432 simplify_const_binary_operation): Likewise.
9433 * stor-layout.c (get_mode_bounds): Likewise.
9435 * fold-const.c (fold_binary): New.
9436 (fold): Call fold_binary on binary expressions.
9438 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9440 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9441 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9442 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9443 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9444 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9446 2005-03-04 Devang Patel <dpatel@apple.com>
9448 PR tree-optimization/18815
9449 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9450 loops with zero exit edges.
9452 2005-03-04 Devang Patel <dpatel@apple.com>
9454 * doc/invoke.texi: Remove reference to webpage that does not exist.
9456 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9457 Joseph S. Myers <joseph@codesourcery.com>
9460 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9461 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9462 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9463 * pa.c (get_plabel): Change argument to symbol_ref. Call
9464 maybe_get_identifier instead of get_identifier.
9465 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9466 (struct deferred_plabel): Replace name field with symbol field.
9467 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9468 ASM_OUTPUT_EXTERNAL_REAL is defined.
9469 (output_global_address): Use output_addr_const for output of all
9471 (output_deferred_plabels): Use symbol_ref instead of name for address
9473 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9474 ASM_OUTPUT_SYMBOL_REF): New macros.
9475 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9477 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9480 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9482 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9483 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9485 2005-03-04 Jeff Law <law@redhat.com>
9487 * basic-block.h (rediscover_loops_after_threading): Declare.
9488 * tree-ssa-dom.c: Include cfgloop.h.
9489 (tree_ssa_dominator_optimize): Discover loops and some basic
9490 properties. Remove forwarder blocks recreated by loop header
9491 canonicalization. Also mark backedges in the CFG.
9492 * tree-ssa-threadupdate.c: Include cfgloop.h
9493 (rediscover_loops_after_threading): Define.
9494 (struct local_info): New field, JUMP_THREADED.
9495 (prune_undesirable_thread_requests): New function.
9496 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9497 then record that fact for the callers of redirct_edges.
9498 (thread_block): If BB has incoming backedges, then call
9499 prune_undesirable_thraed_requests. Note when we are
9500 going to have to rediscover loop information. Return a
9501 boolean indicating if any jumps were threaded.
9502 (thread_through_all_blocks): Bubble up boolean indicating
9503 if any jumps were threaded.
9504 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9505 (tree-ssa-threadupdate.o): Similarly.
9507 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9509 * fold-const.c (fold_ternary): Unroll the "for" loop to
9512 2005-03-04 Andrew Haley <aph@redhat.com>
9514 * unwind-dw2-fde-glibc.c (struct
9515 unw_eh_callback_data.check_cache): New field.
9516 (frame_hdr_cache): New.
9517 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9518 Cache frame header info.
9520 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9522 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9523 (print_c_condition): Declare.
9524 * read-rtl.c (ptr_loc): New structure.
9525 (ptr_locs, ptr_loc_obstack, joined_conditions)
9526 (joined_conditions_obstack): New variables.
9527 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9528 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9529 (join_c_conditions, print_c_condition): New functions.
9530 (apply_macro_to_string): Associate the new string with the same
9531 source location as the old one.
9532 (add_condition_to_string): Use join_c_conditions.
9533 (read_string): Use set_rtx_ptr_loc to record a filename and line
9534 number for the string.
9535 (read_rtx): Initialize the new variables above.
9536 * genattrtab.c (write_test_expr, write_attr_value): Use
9538 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9539 comment above the GCC_VERSION check.
9540 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9541 Inline the definition of MAYBE_EVAL.
9542 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9543 * genoutput.c (process_template): Likewise.
9544 * genpreds.c (write_predicate_subfunction): Likewise.
9545 (write_predicate_expr): Use print_c_condition.
9546 * genrecog.c (write_cond): Likewise.
9547 * gensupport.c (process_rtx): Use join_c_conditions to join the
9548 conditions of a define_insn_and_split. Record a source location
9549 for the string after the "&&".
9550 (alter_test_for_insn): Use join_c_conditions.
9552 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9555 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9556 PR tree-optimization/15784
9557 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9560 2005-03-04 Ben Elliston <bje@au.ibm.com>
9562 * gcc.c (option_map): Add --coverage.
9563 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9564 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9565 * config/darwin.h: Pass -lgcov for `coverage'.
9566 * doc/invoke.texi (Debugging Options): Document --coverage.
9568 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9570 * gcse.c (bypass_block): Use find_edge wherever possible.
9572 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9576 * c-opts.c (c_common_parse_file): Call start_source_file
9577 and end_source_file at the approriate times.
9579 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9580 the main file, it will be done for us now.
9582 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9584 * fold-const.c (fold_ternary): New.
9585 (fold): Call fold_ternary on ternary expressions. Remove
9586 handling of ternary expressions.
9588 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9590 PR tree-optimization/15784
9591 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9594 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9596 * config/rs6000/predicates.md (branch_comparison_operator):
9597 Convert from C block to conditional format.
9599 2005-03-03 Jan Hubicka <jh@suse.cz>
9601 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9602 and non-constant public variables.
9604 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9606 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9609 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9612 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9613 calls to release_ssa_name and release_phi_node.
9615 * fold-const.c (fold): Remove handling of unary expressions.
9617 * fold-const.c (fold_unary): Avoid directly using the original
9618 expression t as much as possible.
9620 2005-03-03 Roger Sayle <roger@eyesopen.com>
9621 Andrew Pinski <pinskia@physics.uc.edu>
9623 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9624 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9626 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9628 Describe special registers SRP and MOF as allocatable registers.
9629 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9630 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9631 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9632 TARGET_HAS_MUL_INSNS.
9633 (cris_print_operand) <case 'd'>: New case.
9634 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9635 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9637 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9638 (REG_ALLOC_ORDER): Update for MOF.
9639 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9641 (GENERAL_REGS): No longer a define of ALL_REGS.
9642 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9643 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9645 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9646 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9647 (SECONDARY_RELOAD_CLASS): Define.
9648 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9649 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9650 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9651 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9652 (REGISTER_MOVE_COST): Define.
9653 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9654 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9655 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9656 (CRIS_MOF_REGNUM): New define_constants.
9657 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9659 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9661 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9662 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9663 Adjust for MOF being properly described as a register.
9664 (indir_to_reg_split): Name this split. Conditionalize on the
9665 destination register being a general register.
9666 (movei): Conditionalize on on operands 0 and 1 having the same
9669 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9672 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9673 -mcpu to override any other explicitly given flags.
9675 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9677 * recog.c (verify_changes, confirm_change_group): New functions,
9678 broken out of apply_change_group.
9679 (apply_change_group): Use them.
9680 * recog.h (verify_change, confirm_change_group): Declare.
9681 * rtl.h (redirect_jump_2): Declare.
9682 * jump.c (redirect_exp, invert_exp): Delete.
9683 (invert_exp_1): Take second parameter. Return value. Changed caller.
9684 (redirect_jump_2): New function, broken out of redirect_jump.
9685 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9686 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9687 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9689 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9691 * varasm.c (named_section): Use xstrdup rather than doing it by
9694 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9696 2005-03-02 Devang Patel <dpatel@apple.com>
9698 Undo PR tree-optimization/18815 fix.
9700 2005-03-02 Devang Patel <dpatel@apple.com>
9702 PR tree-optimization/18815
9703 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9704 loops with zero exit edges.
9706 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9708 * cfg.c (connect_src, connect_dest, disconnect_src,
9709 disconnct_dest): New.
9710 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9711 redirect_edge_pred): Use the new functions.
9713 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9714 free_dominance_info only when needed.
9716 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9719 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9720 (reg_or_sub_cint64_operand): Same.
9722 2005-03-02 Jeff Law <law@redhat.com>
9724 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9725 CFG_ALTERED in the main DOM iteration loop.
9727 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9730 * varasm.c (initializer_constant_valid_p): Allow conversions
9731 between OFFSET_TYPEs. Tidy.
9733 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9735 * config/cris/cris.md ("return"): Remove epilogue delay list
9738 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9740 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9742 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9744 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9746 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9747 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9748 config/m68k/m68k.c, config/mips/mips.h,
9749 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9750 doc/include/gcc-common.texi: Update copyright.
9752 PR middle-end/18029 and PR middle-end/18030
9753 * expr.c (optimize_bitfield_assignment_op): Add a special case
9754 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9756 * fold-const.c (fold_unary): New.
9757 (fold): Call fold_unary on unary expressions.
9759 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9761 * cgraph.h (struct cgraph_edge): Add prev_caller and
9763 (cgraph_node_remove_callees): Export.
9764 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9766 (cgraph_edge_remove_callee): New function.
9767 (cgraph_edge_remove_caller): Likewise.
9768 (cgraph_remove_edge): Use.
9769 (cgraph_redirect_edge_callee): Likewise.
9770 (cgraph_node_remove_callees): New function.
9771 (cgraph_node_remove_callers): Likewise.
9772 (cgraph_remove_node): Use.
9773 * tree-optimize.c (tree_rest_of_compilation): Use
9774 cgraph_node_remove_callees instead of manual loop.
9775 * cgraphunit.c (cgraph_finalize_function): Likewise.
9776 (cgraph_expand_function): Likewise.
9777 (cgraph_remove_unreachable_nodes): Likewise.
9779 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9782 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9784 * c-decl.c (undeclared_variable): Take location as argument.
9785 * c-typeck.c (build_external_ref): Likewise.
9786 * c-parser.c (c_parser_postfix_expression): Pass location of
9787 identifier to build_external_ref.
9789 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9791 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9792 CCEQ mode for branch_positive_comparison_operator test.
9793 * config/rs6000/predicates (branch_comparison_operator): Revert to
9795 (scc_comparison_operator): Same.
9796 (branch_positive_comparison_operator): Same.
9798 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9800 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9801 (cris_delay_slots_for_epilogue): Remove.
9802 (save_last): Move into cris_target_asm_function_epilogue.
9803 (cris_target_asm_function_epilogue): Remove tests for file being
9805 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9806 (cris_delay_slots_for_epilogue): Remove prototypes.
9807 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9808 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9810 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9812 * config/rs6000/predicates.md (branch_comparison_operator): Change
9813 to define_special_predicate.
9814 (scc_comparison_operator): Same.
9815 (branch_positive_comparison_operator): Same.
9817 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9819 * Makefile.in (tree-ssa-sink.o): New.
9820 (OBJS-common): Add tree-ssa-sink.o.
9821 * common.opt: Add -ftree-sink
9822 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9823 * timevar.def (TV_TREE_SINK): new timevar.
9824 * tree-flow.h (is_hidden_global_store): Prototype.
9825 * tree-optimize.c (init_tree_optimization_passes): Add
9827 * tree-pass.h (pass_sink_code): New.
9828 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9829 for non-obvious global store store to is_hidden_global_store, and
9830 call that new function.
9831 * tree-ssa-sink.c: New file.
9832 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9833 * doc/passes.texi: Document forward store motion.
9834 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9835 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9836 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9837 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9839 2005-03-01 Per Bothner <per@bothner.com>
9841 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9842 and we have a non-zero column-number, add it to the message.
9843 Also factor out the diagnostic_kind_text.
9845 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9847 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9848 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9849 flow_loop_scan): Removed.
9850 (flow_loop_dump): Do not dump removed fields.
9851 (flow_loop_free): Do not free removed fields.
9852 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9853 (loop_exit_edge_p): New function.
9854 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9855 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9856 num_exits, exits_doms.
9857 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9858 LOOP_EDGES, LOOP_ALL): Removed.
9859 (flow_loop_scan): Declaration removed.
9860 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9861 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9863 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9864 (if_convert): Call flow_loops_find and flow_loops_free
9865 when calling mark_loop_exit_edges.
9866 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9867 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9868 free_dominance_info calls.
9869 * loop-init.c (flow_loops_find): Ditto.
9870 * passes.c (rest_of_handle_branch_prob): Ditto.
9871 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9872 * loop-unroll.c (analyze_insns_in_loop): Do not use
9874 * predict.c (predict_loops): Do not call flow_loop_scan.
9875 Use get_loop_exit_edges.
9876 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9877 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9878 Do not use EDGE_LOOP_EXIT.
9879 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9880 to bb_with_exit_edge_p.
9881 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9882 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9883 to bb_with_exit_edge_p.
9884 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9886 * tree-loop-linear.c (linear_transform_loops): Do not call
9887 flow_loop_scan. Use loop->single_exit.
9888 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9889 (vect_analyze_loop_form): Do not call flow_loop_scan.
9890 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9892 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9894 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9895 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9896 slpeel_tree_duplicate_loop_to_edge_cfg,
9897 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9898 Use loop_preheader_edge and loop->single_exit. Do not call
9901 2005-03-01 Nick Clifton <nickc@redhat.com>
9903 * config/arm/arm.c (thumb_find_work_register): Check all of the
9904 argument registers to see if they are free, and a couple of
9905 special cases where the last argument register but can be proved
9906 to be available during the function's prologue.
9907 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9908 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9909 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9911 (thumb_compute_save_reg_mask): Likewise. Also use
9912 thumb_find_work_register() to ensure that there is agreement about
9913 which work register is going to be used in the prologue.
9914 (thumb_output_function_prologue): Use unsigned long as the type
9915 for the register bit-mask. Also delay pushing the link register if
9916 other high registers are going to be pushed.
9917 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9918 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9919 redundant prototypes.
9921 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9924 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9925 and after reload in REG+REG indexed addresses without REG_POINTER
9926 set in the base and not set in the index.
9928 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9930 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9931 Don't undefine here.
9932 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9933 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
9934 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9935 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
9936 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
9938 * config.gcc (sh*-*-linux*): Use config/linux.h.
9940 2005-02-28 Dale Johannesen <dalej@apple.com>
9941 Stan Shebs <shebs@apple.com>
9943 Rewrite of 64-bit Darwin structure-by-value pass/return.
9944 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
9945 intoffset, use_stack, named.
9946 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
9947 (rs6000_darwin64_record_arg_advance_flush): New.
9948 (rs6000_darwin64_record_arg_advance_recurse): New.
9949 (rs6000_darwin64_record_arg_flush): New.
9950 (rs6000_darwin64_record_arg_recurse): New.
9951 (rs6000_darwin64_record_arg): New.
9952 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
9953 (function_arg_boundary): Handle 128-bit aligned structs.
9954 (function_arg_advance): Rewrite darwin64 struct handling.
9955 (function_arg): Call rs6000_darwin64_record_arg.
9956 (function_arg_partial_nregs): Handle darwin64 structs.
9957 (rs6000_darwin64_function_value): Remove.
9958 (rs6000_function_value): Call rs6000_darwin64_record_arg.
9960 2005-02-28 Roger Sayle <roger@eyesopen.com>
9962 PR tree-optimization/20216
9963 * tree-chrec.c (tree_fold_factorial): Delete.
9964 (tree_fold_binomial): Change argument list to take a return type
9965 and change the type of K to unsigned int. Rewrite to avoid explicit
9966 evaluation of factorials, and (recursively) calling fold to perform
9967 compile-time arithmetic. Return NULL on (internal) overflow.
9968 (chrec_evaluate): Change type of K to an unsigned int. Avoid
9969 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
9970 if any intermediate calculation overflows.
9971 (chrec_apply): Update call to chrec_evaluate.
9973 2005-02-28 James E Wilson <wilson@specifixinc.com>
9975 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
9977 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
9980 * c-parser.c (c_parser_compound_statement): Return error_mark_node
9981 instead of NULL_TREE on error.
9983 2005-02-28 David Edelsohn <edelsohn@gnu.org>
9985 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
9986 (EASY_VECTOR_15_ADD_SELF): Remove.
9987 (num_insns_constant_wide): Not static.
9988 (validate_condition_mode): Not static.
9989 (toc_relative_expr_p): Not static.
9990 (legitimate_indirect_address_p): Not static.
9991 (macho_lo_sum_memory_operand): Not static.
9992 (invalid_e500_subreg): Not static.
9993 (easy_vector_same): Not static.
9994 (easy_vector_splat_const): Not static.
9995 (RS6000_SYMBOL_REF_TLS_P): Remove.
9996 (any_operand): Delete.
9997 (any_parallel_operand): Delete.
9998 (count_register_operand): Delete.
9999 (altivec_register_operand): Delete.
10000 (xer_operand): Delete.
10001 (s8bit_cint_operand): Delete.
10002 (short_cint_operand): Delete.
10003 (u_short_cint_operand): Delete.
10004 (non_short_cint_operand): Delete.
10005 (exact_log2_cint_operand): Delete.
10006 (gpc_reg_operand): Delete.
10007 (cc_reg_operand): Delete.
10008 (cc_reg_not_cr0_operand): Delete.
10009 (reg_or_short_operand): Delete.
10010 (reg_or_neg_short_operand): Delete.
10011 (reg_or_aligned_short_operand): Delete.
10012 (reg_or_u_short_operand): Delete.
10013 (reg_or_cint_operand): Delete.
10014 (reg_or_arith_cint_operand): Delete.
10015 (reg_or_add_cint64_operand): Delete.
10016 (reg_or_sub_cint64_operand): Delete.
10017 (reg_or_logical_cint_operand): Delete.
10018 (got_operand): Delete.
10019 (got_no_const_operand): Delete.
10020 (easy_fp_constant): Delete.
10021 (easy_vector_constant): Delete.
10022 (easy_vector_constant_add_self): Delete.
10023 (zero_constant): Delete.
10024 (zero_fp_constant): Delete.
10025 (volatile_mem_operand): Delete.
10026 (offsettable_mem_operand): Delete.
10027 (mem_or_easy_const_operand): Delete.
10028 (add_operand): Delete.
10029 (non_add_cint_operand): Delete.
10030 (logical_operand): Delete.
10031 (non_logical_cint_operand): Delete.
10032 (mask_operand): Delete.
10033 (mask_operand_wrap): Delete.
10034 (mask64_operand): Delete.
10035 (mask64_2_operand): Delete.
10036 (and64_operand): Delete.
10037 (and64_2_operand): Delete.
10038 (and_operand): Delete.
10039 (reg_or_mem_operand): Delete.
10040 (lwa_operand): Delete.
10041 (symbol_ref_operand): Delete.
10042 (call_operand): Delete.
10043 (current_file_function_operand): Delete.
10044 (input_operand): Delete.
10045 (rs6000_nonimmediate_operand): Delete.
10046 (rs6000_tls_symbol_ref): Delete.
10047 (save_world_operation): Delete.
10048 (restore_world_operation): Delete.
10049 (load_multiple_operation): Delete.
10050 (store_multiple_operation): Delete.
10051 (vrsave_operation): Delete.
10052 (mfcr_operation): Delete.
10053 (mtcrf_operation): Delete.
10054 (lmw_operation): Delete.
10055 (stmw_operation): Delete.
10056 (branch_comparison_operator): Delete.
10057 (branch_positive_comparison_operator): Delete.
10058 (scc_comparison_operator): Delete.
10059 (trap_comparison_operator): Delete.
10060 (boolean_operator): Delete.
10061 (boolean_or_operator): Delete.
10062 (min_max_operator): Delete.
10063 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10064 (EASY_VECTOR_15): Moved to here.
10065 (EASY_VECTOR_15_ADD_SELF): Move to here.
10066 (PREDICATE_CODES): Delete.
10067 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10068 Declare functions no longer static.
10069 * config/rs6000/predicates.md: New.
10070 * config/rs6000/rs6000.md: Include predicates.md
10072 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10074 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10075 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10077 * cfgrtl.c (need_fake_edge_p): Likewise.
10078 * combine.c (distribute_notes): Likewise.
10079 * emit-rtl.c (try_split): Likewise.
10080 * recog.c (peephole2_opimize): Likewise.
10081 * reg-notes.def (ALWAYS_RETURN): Remove.
10082 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10083 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10084 * tree.h (ECF_ALWAYS_RETURN): Remove.
10086 2005-02-28 Roger Sayle <roger@eyesopen.com>
10088 PR middle-end/19874
10089 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10090 between different machine modes is never a "useless" conversion.
10092 2005-02-28 Geert Bosch <bosch@gnat.com>
10095 * doc/contrib.texi: List contributors for Ada front end
10097 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10099 * simplify-rtx.c (simplify_unary_operation_1,
10100 simplify_const_unary_operation): New, extracted from...
10101 (simplify_unary_operation): ... this one.
10102 (simplify_binary_operation_1,
10103 simplify_const_binary_operation): New, extracted from...
10104 (simplify_binary_operation): ... this one.
10105 * rtl.h (simplify_const_unary_operation,
10106 simplify_const_binary_operation): Add prototypes.
10108 2005-02-28 Julian Brown <julian@codesourcery.com>
10110 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10111 building libjava and caused PR regression/20228.
10113 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10116 * Makefile.in (host_subdir): New.
10117 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10118 * configure: Regenerate.
10120 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10122 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10123 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10124 installation directory first.
10126 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10129 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10130 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10131 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10132 * config/cris/cris.md: Tweak comments referring to Q.
10133 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10134 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10135 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10136 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10137 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10138 Insert spaces in constraints to align alternatives vertically for
10140 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10143 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10145 PR rtl-optimization/17728
10146 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10147 operand 0 from general_operand to move_dest_operand.
10149 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10151 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10152 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10153 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10154 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10156 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10158 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10159 * configure: Regenerate.
10160 * libada-mk.in: Remove CC; rename
10161 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10163 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10166 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10167 for the lhs, also walk over the tree. Likewise for rhs.
10169 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10171 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10172 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10173 Do not propagate value of iv before increment over the increment.
10175 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10177 * c-parser.c: New file.
10178 * c-parse.in: Remove.
10179 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10181 (c-parser.o): Add dependencies.
10182 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10183 maintainer-clean, TAGS): Update.
10184 * c-config-lang.in (gtfiles): Update.
10185 * gengtype-lex.l: Don't handle "@@".
10186 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10187 objc_build_synchronized, objc_begin_try_stmt,
10188 objc_begin_catch_clause, objc_finish_catch_clause,
10189 objc_build_finally_clause, objc_finish_try_stmt): New.
10190 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10192 (c_parse_init): Update comment.
10193 * c-decl.c (c_init_decl_processing): Update comment.
10194 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10195 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10196 new c_declspecs members.
10198 2005-02-25 Julian Brown <julian@codesourcery.com>
10200 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10201 from being used for symbols with vague linkage when
10202 HAVE_GAS_COMDAT_GROUP is true.
10204 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10206 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10208 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10211 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10212 (LIBGCC2_HAS_DF_MODE): New.
10213 (LIBGCC2_HAS_XF_MODE): New.
10214 (LIBGCC2_HAS_TF_MODE): New.
10215 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10216 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10217 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10218 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10219 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10220 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10221 and add _fixtfdi, _fixunstfdi, _floatditf
10222 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10223 L_fixunstfdi, L_floatditf.
10224 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10225 (LIBGCC2_HAS_TF_MODE): Define.
10227 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10229 PR tree-optimization/20204
10230 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10231 REWRITE_THIS_STMT markers on PHI nodes.
10232 (rewrite_initialize_block): Likewise.
10234 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10236 * version.c (version_string): Update to 4.1.
10238 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10240 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10241 Clarify that the alternative way doesn't work in GNU C++.
10243 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10245 PR tree-optimization/19937
10246 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10247 to the type of the induction variable.
10249 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10251 PR rtl-optimization/20117
10252 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10253 the block including noncopyable insn.
10255 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10257 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10258 calls to find_reg_note.
10260 2005-02-24 Richard Henderson <rth@redhat.com>
10263 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10266 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10268 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10269 vector types if to use base reg for misaligned non-word ld/std.
10271 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10274 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10275 dwarf2 label manually and put it after, not before the prologue.
10277 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10280 * reload.c (operands_match_p): Only increment register number for
10281 SCALAR_INT_MODE_P modes in multiple hard registers.
10283 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10286 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10288 * ChangeLog.5: Fix log message typo(s).
10289 * ChangeLog.7: Likewise.
10290 * ChangeLog.tree-ssa: Likewise.
10291 * cfgexpand.c: Fix comment typo(s).
10292 * conflict.c: Likewise.
10293 * defaults.h: Likewise.
10294 * dwarf2out.c: Likewise.
10295 * gcse.c: Likewise.
10296 * ggc-page.c: Likewise.
10297 * tree-eh.c: Likewise.
10298 * tree-ssa-dom.c: Likewise.
10300 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10303 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10304 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10305 if SHARED is defined.
10308 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10309 allow splitting only if operands 0 and 3 don't overlap.
10311 2005-02-24 Richard Henderson <rth@redhat.com>
10313 PR middle-end/19953
10314 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10315 (fold_builtin_1): Call them.
10316 * fold-const.c (fold_complex_mult_parts): Split out from ...
10317 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10318 (fold_complex_div_parts, fold_complex_div): New.
10320 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10322 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10324 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10325 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10327 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10328 (print_node): Likewise.
10329 Print TYPE_SIZES_GIMPLIFIED.
10331 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10333 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10334 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10335 operands as commutative in constraints.
10337 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10339 * tree-into-ssa.c: Re-organize internal functions.
10341 2005-02-24 Richard Henderson <rth@redhat.com>
10343 PR middle-end/18902
10344 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10346 * common.opt (fcx-limited-range): New.
10347 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10348 * toplev.c (flag_complex_method): Initialize to 1.
10349 (process_options): Set flag_complex_method to 0 if
10350 flag_cx_limited_range.
10351 * doc/invoke.texi (-fcx-limited-range): New.
10353 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10355 * cse.c (delete_trivially_dead_insns): Speed up by using
10356 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10359 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10361 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10362 functions when -mid-shared-library is being used.
10364 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10366 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10367 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10368 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10369 * system.h: Poison LINK_LIBGCC_SPECIAL.
10371 2005-02-23 James E Wilson <wilson@specifixinc.com>
10373 * gengtype.c (note_insn_name): Make 1 element larger.
10375 2005-02-23 Roger Sayle <roger@eyesopen.com>
10378 PR rtl-optimization/20097
10379 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10380 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10382 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10384 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10385 * t-aix52 (SHLIB_INSTALL): Same.
10387 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10389 * genpreds.c: Update copyright.
10391 2005-02-23 Michael Beach <michaelb@ieee.org>
10394 * config/sparc/t-elf (startup files): Assemble with CPP.
10396 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10398 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10399 (write_predicate_expr): Likewise.
10401 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10403 PR tree-optimization/20100
10404 PR tree-optimization/20115
10405 * tree-optimize.c (init_tree_optimization_passes): Remove
10406 pass_maybe_create_global_var.
10407 * tree-pass.h (pass_maybe_create_global_var): Remove.
10408 * tree-ssa-alias.c (aliases_computed_p): Declare.
10409 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10410 (count_calls_and_maybe_create_global_var): Remove.
10411 (pass_maybe_create_global_var): Remove.
10412 (init_alias_info): Do not declare aliases_computed_p.
10413 (maybe_create_global_var): If the function contains no
10414 call-clobbered variables and a mix of pure/const and regular
10415 function calls, create .GLOBAL_VAR.
10416 Mark all call-clobbered variables for renaming.
10417 (merge_pointed_to_info): Update comment.
10418 (add_pointed_to_var): Likewise.
10419 (is_escape_site): Likewise.
10420 Accept struct alias_info * instead of size_t *.
10422 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10424 * tree-ssa-operands.c (get_call_expr_operands): If
10425 ALIASES_COMPUTED_P is false, do not add call-clobbering
10427 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10428 (delete_tree_ssa): Likewise.
10430 2005-02-22 James E Wilson <wilson@specifixinc.com>
10432 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10433 (do_compile): Do call it here.
10435 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10437 PR rtl-optimization/20017.
10438 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10439 rest_of_handle_cse2, rest_of_handle_gcse): Call
10440 delete_dead_jumptables immediately before calling cleanup_cfg.
10442 2005-02-22 Devang Patel <dpatel@apple.com>
10445 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10448 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10450 * config/rs6000/aix.h (WINT_TYPE): Define.
10452 2005-02-22 Stan Shebs <shebs@apple.com>
10454 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10455 natural alignment for 64-bit Darwin.
10456 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10458 * doc/invoke.texi: Document this.
10460 2005-02-22 DJ Delorie <dj@redhat.com>
10462 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10463 to make_[un]signed_type, not the mode itself.
10465 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10467 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10468 not available. Use tail calls wherever possible.
10469 (make_edge): Call unchecked_make_edge to create an edge.
10471 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10472 (coalesce_ssa_name): Don't check for
10473 SSANORM_USE_COALESCE_LIST.
10474 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10476 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10478 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10479 (rewrite_into_ssa): ... here.
10481 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10483 PR tree-optimization/19786
10484 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10485 tag to another's may-alias bitmap when adding to the other's list.
10487 2005-02-21 DJ Delorie <dj@redhat.com>
10489 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10490 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10491 registers in unsupported ways.
10492 * expmed.c (init_expmed): Likewise.
10494 2005-02-21 Stan Cox <scox@redhat.com>
10496 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10498 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10500 * tree-cfg.c (fold_cond_expr_cond): New.
10501 (make_edges): Call fold_cond_expr_cond.
10502 (find_taken_edge): Accept nothing but INTEGER_CST.
10503 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10505 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10507 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10508 that do not belong to any basic block.
10510 2005-02-21 Jeff Law <law@redhat.com>
10512 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10515 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10517 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10518 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10519 Adjust their definitions.
10520 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10521 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10523 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10524 genautomata.c, langhooks.c, langhooks.h, system.h,
10525 config/arm/lib1funcs.asm: Update copyright.
10527 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10529 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10531 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10534 * doc/install.texi: Document --with-gc.
10536 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10538 * simplify-rtx.c (simplify_unary_operation): Add a missing
10541 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10543 PR tree-optimization/18663
10544 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10545 if the type has variable bounds.
10547 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10549 * gcse.c: Remove an obsolete comment.
10551 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10553 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10555 * doc/extend.texi (Function Attributes) <Attribute const>: The
10556 attribute "pure" is below this text, not above.
10558 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10560 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10561 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10562 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10564 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10567 * langhooks.h (struct lang_hooks): Add to_target_charset.
10568 * langhooks.c (lhd_to_target_charset): New function.
10569 * langhooks-def.h: Declare lhd_to_target_charset.
10570 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10571 (LANG_HOOKS_INITIALIZER): Update.
10572 * c-common.c (c_common_to_target_charset): New function.
10573 * c-common.h: Declare it.
10574 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10575 c_common_to_target_charset.
10577 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10578 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10579 Delete definitions.
10580 * system.h: Poison them.
10581 * doc/tm.texi: Don't discuss them.
10582 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10583 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10584 (pp_c_char): Do not attempt to generate letter escapes for
10586 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10587 * config/mips/mips.c (mips_output_ascii): Likewise.
10589 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10591 PR tree-optimization/19951
10592 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10595 2005-02-19 Steven Bosscher <stevenb@suse.de>
10597 PR middle-end/19698
10598 * function.h (struct function): New field `max_loop_depth'.
10599 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10600 (flow_loops_find): Reset the max loop depth count before finding loops.
10601 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10602 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10603 (calculate_global_regs_live): Make sure the loop will terminate
10604 when the initial sets are not empty.
10606 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10608 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10610 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10612 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10615 * doc/invoke.texi: Remove documentation of %M spec.
10617 (init_spec): Remove %M suffix from -lgcc_s.
10618 (do_spec_1): Remove 'M' case.
10619 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10620 to put shared libraries in the multilib directory. Remove the
10621 shlib_so_soname substitution variable. Don't add a multilib encoding
10622 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10623 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10624 SHLIB_INSTALL as well as SHLIB_LINK.
10625 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10626 (SHLIB_NAME): Delete.
10627 (SHLIB_DIR): New macro.
10628 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10629 (SHLIB_INSTALL): Adjust accordingly.
10630 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10631 * config/t-slibgcc-sld: Likewise.
10632 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10633 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10634 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10636 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10637 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10638 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10639 Use @shlib_base_name@ instead of @shlib_so_name@.
10640 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10641 and @shlib_base_name@.so in @multilib_dir@.
10642 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10643 to the install path.
10644 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10645 (SHLIB_LINK): Remove previous workaround.
10646 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10647 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10648 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10650 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10651 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10652 (SHLIB_INSTALL): Adjust accordingly.
10653 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10654 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10655 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10656 config/t-slibgcc-elf-ver.
10658 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10659 Jakub Jelinek <jakub@redhat.com>
10661 PR tree-optimization/19828
10662 * tree-ssa-loop-im.c: Add a TODO comment.
10663 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10664 without side-effects.
10666 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10668 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10671 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10673 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10674 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10675 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10677 (ia64_reorg): Delete fixup_errata call.
10678 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10679 (TARGET_SWITCHES): Delete -mb-step entry.
10681 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10684 * c-typeck.c (composite_type): Handle quals in transparent unions.
10685 (type_lists_compatible_p): Likewise.
10687 2005-02-18 Stan Shebs <shebs@apple.com>
10689 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10690 expressions in the .literal8 section.
10692 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10694 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10696 2005-02-18 Roger Sayle <roger@eyesopen.com>
10698 * fold-const.c (constant_boolean_node): Always create values of the
10699 specified type, don't bother calling truthvalue_conversion.
10701 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10703 * except.c (output_function_exception_table): Call
10704 assemble_external_libcall (eh_personality_libfunc).
10706 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10709 * config/ia64/ia64.h (struct machine_function): Add state_num.
10710 * config/ia64/ia64.c (process_epilogue,
10711 process_for_unwind_directive): Use new unwind state numbers each
10712 time rather than state 1.
10714 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10717 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10718 before the "*llgt_didi" pattern.
10720 2005-02-18 Jason Merrill <jason@redhat.com>
10722 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10724 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10726 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10727 (div0): Use it in place of ARM_FUNC_ALIAS.
10728 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10730 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10732 PR middle-end/20030
10733 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10734 access, the lower bound of the array type if it exists.
10736 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10739 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10740 cases that are out-of-range for the index type.
10742 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10744 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10745 (estimate_case_costs): Don't call convert.
10746 * expmed.c (expand_shift): Likewise.
10747 (make_tree): Call fold_convert instead of convert.
10749 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10752 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10753 that ref to be marked MEM_READONLY_P doesn't have base that needs
10756 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10758 * genautomata.c (output_get_cpu_unit_code_func,
10759 output_cpu_unit_reservation_p): Don't generate old-style function
10762 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10765 PR tree-optimization/20009
10766 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10768 PR tree-optimization/18947
10769 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10770 inline, remove all nodes that are inlined into the extern inline
10773 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10775 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10776 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10777 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10778 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10781 2005-02-17 Roger Sayle <roger@eyesopen.com>
10783 PR tree-optimization/19917
10784 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10785 to be potentially trapping.
10787 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10789 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10791 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10793 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10794 tem becomes a local variable which is set to the value of the
10795 back end defined INITIAL_FRAME_ADDRESS macro.
10796 (expand_builtin_frame_address): Omit the base parameter to
10797 expand_builtin_return_addr.
10798 (expand_builtin_profile_func): Likewise.
10799 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10800 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10801 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10803 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10805 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10806 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10807 * config/frv/frv.c (frv_function_epilogue): Likewise.
10809 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10811 * lambda-code (perfect_nestify): Remove mark/unmark
10812 for rewriting hack.
10813 * tree-loop-linear.c (linear_transform_loops): Add
10814 rewrite_into_ssa call so that ssa is correct for
10815 rewriting into loop closed.
10817 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10819 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10820 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10822 * bt-load.c (btr_def_live_range, combine_btr_defs,
10823 migrate_btr_def, migrate_btr_defs): Likewise.
10824 * cfgcleanup.c (thread_jump): Likewise.
10825 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10826 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10827 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10828 df_rd_local_compute, df_reg_info_compute): Likewise.
10829 * dominance.c (init_dom_info, free_dom_info): Likewise.
10830 * flow.c (init_propagate_block_info,
10831 free_propagate_block_info): Likewise.
10832 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10833 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10834 modify_reg_pav): Likewise.
10835 * loop-invariant.c (find_defs, find_invariant_insn,
10836 find_invariants, free_inv_motion_data): Likewise.
10837 * predict.c (tree_predict_by_opcode,
10838 estimate_bb_frequencies): Likewise.
10839 * stmt.c (expand_case): Likewise.
10840 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10841 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10842 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10843 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10844 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10845 rewrite_ssa_into_ssa): Likewise.
10846 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10847 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10848 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10849 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10850 * tree-sra.c (tree_sra): Likewise.
10851 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10852 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10853 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10854 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10855 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10856 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10858 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10859 calculate_live_on_entry, calculate_live_on_exit,
10860 build_tree_conflict_graph): Likewise.
10861 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10862 record_important_candidates, set_use_iv_cost, find_depends,
10863 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10864 tree_ssa_iv_optimize_finalize): Likewise.
10865 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10866 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10867 tree_duplicate_loop_to_header_edge): Likewise.
10868 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10869 * tree-ssa.c (verify_flow_insensitive_alias_info,
10870 verify_name_tags, verify_ssa, init_tree_ssa,
10871 delete_tree_ssa): Likewise.
10872 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10873 fini_ssanames): Likewise.
10874 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10876 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10878 * config/rs6000/t-rtems: Completely reworked.
10880 2005-02-17 Ira Rosen <irar@il.ibm.com>
10882 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10884 2005-02-17 Ira Rosen <irar@il.ibm.com>
10886 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10887 POINTER_TYPE_P when checking that type is a pointer.
10888 (vect_get_memtag): Remove.
10889 (vect_address_analysis): Use POINTER_TYPE_P. Call
10890 vect_object_analysis with dummy parameter for memtag.
10891 (vect_object_analysis): Extract memtag (functionality that
10892 used to be in vect_get_memtag and moved here). Fix printings.
10893 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10894 with correct parameters. Remove call to vect_get_memtag.
10896 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10898 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10899 (tree-vectorizer.o): Added missing dependencies.
10901 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10903 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10904 declaration in tree-vectorizer.c, now has an extern declaration in
10905 tree-vectorizer.h).
10906 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10907 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10908 get_vectype_for_scalar_type, vect_is_simple_use,
10909 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10910 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10911 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10912 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10913 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10914 find_loop_location): Likewise.
10916 * tree-vectorizer.c (langhooks.h): #include removed.
10917 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10918 moved to tree-vectorized.h.
10919 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10920 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10921 get_vectype_for_scalar_type, vect_is_simple_use,
10922 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10923 vect_supportable_dr_alignment, new_loop_vec_info,
10924 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10925 vect_set_verbosity_level, find_loop_location): Likewise.
10927 (vect_analyze_loop): Function externalized. Declaration moved to
10928 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10929 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10930 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10931 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10932 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10933 vect_enhance_data_refs_alignment, vect_analyze_operations,
10934 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
10935 vect_stmt_relevant_p, vect_get_loop_niters,
10936 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
10937 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
10938 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
10939 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
10940 vect_get_memtag): Likewise.
10942 (vectorizable_load): Function externalized. Declaration moved to
10943 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
10944 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
10945 vect_transform_loop): Likewise.
10946 (vect_transform_stmt): Moved to tree-vect-transform.c.
10947 (vect_align_data_ref, vect_create_destination_var,
10948 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
10949 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
10950 vect_get_vec_def_for_operand, vect_init_vector,
10951 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
10952 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
10953 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
10954 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
10955 vect_do_peeling_for_loop_bound): Likewise.
10957 * tree-vect-analyze.c: New file.
10958 * tree-vect-transform.c: New file.
10960 2005-02-17 Jason Merrill <jason@redhat.com>
10962 PR mudflap/19319, c++/19317
10963 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
10966 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
10968 * doc/install.texi (Specific): Update link for Darwin-specific
10971 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
10973 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
10974 constant_boolean_node.
10976 2005-02-16 David Edelsohn <edelsohn@gnu.org>
10979 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
10980 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
10982 2005-02-16 Richard Henderson <rth@redhat.com>
10985 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
10987 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
10988 replace uses with Wtype_MAXp1_F.
10989 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
10990 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
10991 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
10992 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
10993 and HAVE_TFMODE as appropriate.
10994 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
10995 (__floatdisf): Likewise.
10996 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
10997 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
10998 (Wtype_MAXp1_F): New.
10999 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11000 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11002 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11005 * arm.c (arm_apply_result_size): New function.
11006 * arm.h (APPLY_RESULT_SIZE): Define.
11007 * arm-protos.h (arm_apply_result_size): Add prototype.
11008 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11009 (movxf): New expand.
11010 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11011 (call_value_symbol): Remove predicate for operand 0.
11012 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11013 (untyped_call): Rework to correclty return values for any type.
11014 (untyped_return): New expand.
11015 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11017 2005-02-16 Stan Shebs <shebs@apple.com>
11019 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11020 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11022 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11024 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11025 configure settings on Solaris 7 and later.
11027 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11029 PR tree-optimization/19865
11030 * tree-optimize.c (init_tree_optimization_passes): Run
11031 pass_may_alias after pass_sra.
11033 2005-02-16 Richard Henderson <rth@redhat.com>
11034 Stuart Hastings <stuart@apple.com>
11037 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11038 Do nothing if debug info suppressed for this function.
11039 (dbxout_begin_function): Early exit if debug info suppressed for
11042 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11045 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11047 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11049 PR tree-optimization/19967
11050 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11051 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11052 argument TYPE. Adjust calls to fold_builtin_XXX.
11053 (expand_builtin, fold_builtin_1): Adjust calls to
11054 expand_builtin_XXX.
11055 (fold_builtin_strchr, fold_builtin_strpbrk,
11056 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11057 result to a requested type TYPE.
11059 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11061 PR middle-end/19857
11062 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11063 (T)x & (T)cst if (T)cst overflows.
11064 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11065 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11067 2005-02-15 Jeff Law <law@redhat.com>
11069 * gcse.c (blocks_with_calls): New bitmap.
11070 (alloc_gcse_mem): Allocate it.
11071 (free_gcse_mem): Free it.
11072 (clear_modifY_mem_tables): Clear it.
11073 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11074 when we encounter CALL_INSNs.
11075 (compute_transp, case MEM): Handle blocks with calls separate
11076 from blocks without calls. Use bitmap iterators rather than
11079 2005-02-15 Peter O'Gorman <peter@pogma.com>
11082 * mklibgcc.in (vis_hide): Use a temporary object file, not
11085 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11088 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11089 access optimization.
11091 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11092 Alan Modra <amodra@bigpond.net.au>
11095 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11096 (_xlqsub): Rename to __gcc_qsub.
11097 (_xlqmul): Rename to __gcc_qmul.
11098 (_xlqdiv): Rename to __gcc_qdiv.
11099 Provide versioned symbol aliases with old names.
11100 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11101 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11102 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11103 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11104 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11106 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11108 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11109 Fold ~(A - 1) and ~(A + -1) to -A.
11111 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11115 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11116 config/pa/pa-host.c:pa_gt_pch_use_address.
11118 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11120 * tree-vn.c (get_value_handle): Make sure that given an
11121 is_gimple_min_invariant expression, we always return it.
11123 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11125 * passes.c (rest_of_handle_gcse): Fix a comment.
11127 2005-02-15 Jeff Law <law@redhat.com>
11129 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11131 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11132 (canon_list_insert, record_last_mem_set_info): Similarly.
11133 (clear_modify_mem_tables): Similarly.
11135 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11137 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11138 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11139 config/mips/mips.md, config/rs6000/aix.h,
11140 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11142 2005-02-15 Richard Henderson <rth@redhat.com>
11144 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11145 call to be best_edge.
11147 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11149 * basic-block.h: Adjust the prototype for find_basic_blocks.
11150 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11151 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11154 * flow.c (recompute_reg_usage): Remove all arguments.
11155 * passes.c (rest_of_compilation): Adjust the call to
11156 recompute_reg_usage.
11157 * rtl.h: Adjust the prototype for recompute_reg_usage.
11159 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11161 * tree-dump.c (dump_files): Update to reflect new member
11163 (dump_register): Add new argument.
11165 (dump_switch_p_1): Check against glob name if doglob was passed.
11166 (dump_switch_p): Check against regular first, then glob if
11167 we didn't have any hits on the dump name.
11168 * tree-optimize.c (register_one_dump_file):
11169 Pass in glob name as well.
11170 * tree-pass.h (struct dump_file_info): Add glob
11173 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11175 PR preprocessor/16323
11176 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11178 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11181 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11182 (trunctfdf2_internal1): New.
11183 (trunctfdf2_internal2): Renamed from trunctfdf2.
11185 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11187 PR tree-optimization/19853
11188 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11190 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11192 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11193 delete_dead_jumptables and cleanup_cfg.
11195 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11197 * reload.c (find_reloads): Swap address_reloaded flags when
11198 swapping commutative operands.
11200 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11202 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11203 Use standard_iv_increment_position for computing the bsi position
11205 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11208 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11211 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11212 life range of hard registers.
11213 * value-prof.c (insn_prefetch_values_to_profile): Only
11216 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11217 profile in libcalls.
11219 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11221 * bitmap.h (bitmap_and_compl_into): Return bool.
11222 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11224 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11226 PR tree-optimization/19944
11227 * fold-const.c (fold): Re-add ABS_EXPR folding.
11229 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11232 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11233 {TARGET,MASK}_XL_COMPAT.
11234 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11236 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11237 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11239 (rs6000_arg_partial_bytes): Same.
11240 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11241 and XL compatibility enabled.
11242 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11243 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11244 test to final condition.
11245 (cmptf_internal2): New.
11246 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11247 xl-compat. Add TFmode information to description.
11249 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11251 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11253 2005-02-13 Jason Merrill <jason@redhat.com>
11256 * fold-const.c (fold_indirect_ref_1): Split out from...
11257 (build_fold_indirect_ref): Here.
11258 (fold_indirect_ref): New fn.
11259 * tree.h: Declare it.
11260 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11261 (gimplify_modify_expr_rhs): Likewise.
11262 (gimplify_expr): Likewise.
11264 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11266 PR tree-optimization/14303
11267 PR tree-optimization/15784
11268 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11269 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11270 ABS_EXPR<x> != 0 to x != 0.
11272 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11274 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11275 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11276 spelling conventions.
11278 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11279 delete_trivially_dead_insns too many times.
11281 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11284 2005-02-12 Ira Rosen <irar@il.ibm.com>
11286 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11287 (vect_is_simple_iv_evolution): Remove redundant parameter
11289 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11290 without last parameter.
11291 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11292 Return pointer step. Call vect_is_simple_iv_evolution without
11293 last parameter. Check only that the step is multiple of size
11294 type. Remove stmt_vinfo updates.
11295 (vect_get_memtag_and_dr): Remove.
11296 (vect_get_memtag): New function.
11297 (vect_address_analysis): New function.
11298 (vect_object_analysis): New function.
11299 (vect_analyze_data_refs): Call vect_object_analysis and
11300 vect_get_memtag. Update stmt_vinfo fields.
11302 2005-02-12 Ira Rosen <irar@il.ibm.com>
11304 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11305 exist and are objects. Remove checks for pointer.
11306 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11307 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11308 (vect_create_data_ref_ptr): Likewise.
11309 (vect_base_addr_differ_p): New function.
11310 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11311 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11312 Don't set the DR_BASE_NAME field of data-ref.
11313 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11315 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11317 * optabs.h (enum optab_index): Add new OTI_ldexp.
11318 (ldexp_optab): Define corresponding macro.
11319 * optabs.c (init_optabs): Initialize ldexp_optab.
11320 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11322 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11324 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11325 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11327 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11328 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11331 2005-02-12 Ira Rosen <irar@il.ibm.com>
11333 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11335 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11337 (vect_get_base_and_offset): Always return an address.
11338 (vect_create_addr_base_for_vector_ref): Remove treatment for
11339 different data reference types.
11340 (vect_compute_data_ref_alignment): Rename base to base_address in
11341 stmt_vec_info. Get the object in order to force its alignment.
11342 (vect_get_memtag_and_dr): Rename base to base_address in
11343 stmt_vec_info. Extract the object for memtag analysis.
11345 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11347 PR regression/19898.
11348 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11349 changes cc_status, use apply modified_in_p to part of cc_status
11350 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11353 2005-02-11 Richard Henderson <rth@redhat.com>
11355 * tree-complex.c (expand_complex_libcall): New.
11356 (expand_complex_multiplication): Use it for c99 compliance.
11357 (expand_complex_division): Likewise.
11358 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11360 * builtins.c (built_in_names): Remove const.
11361 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11363 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11364 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11365 (built_in_names): Remove const.
11366 * c-common.c (c_common_type_for_mode): Handle complex modes.
11367 * flags.h, toplev.c (flag_complex_method): Rename from
11368 flag_complex_divide_method.
11369 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11370 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11371 * libgcc2.h: Declare them.
11372 * libgcc-std.ver: Export them.
11373 * mklibgcc.in (lib2funcs): Build them.
11375 2005-02-11 Steven Bosscher <stevenb@suse.de>
11377 PR tree-optimization/19876
11378 Partially revert my change from 2005-01-14
11379 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11380 (compute_antic): ...and remove the loop here.
11382 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11384 PR middle-end/19858
11385 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11386 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11388 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11389 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11391 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11393 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11394 offsets for the big-endian 32-bit case.
11396 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11398 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11400 2005-02-11 Dale Johannesen <dalej@apple.com>
11402 * cselib.c (cselib_process_insn): Clear out regs where
11403 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11404 * reload.c (find_equiv_reg): Ditto.
11406 2005-02-11 Ian Lance Taylor <ian@airs.com>
11408 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11411 * tree.c (build_function_type_list): Work correctly if there are
11414 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11416 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11417 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11418 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11419 TARGET_ZARCH instead of TARGET_64BIT.
11421 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11423 * config/rs6000/t-rtems:
11424 (MULTILIB_OPTIONS): Remove mcpu=602.
11425 (MUTLILIB_DIRNAMES): Remove m602.
11426 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11427 Let mcpu=602 match mcpu=603.
11428 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11430 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11432 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11433 signal trampolines.
11435 2005-02-10 David Daney <ddaney@avtrex.com>
11437 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11438 * config/i386/linux-unwind.h: Likewise.
11439 * config/ia64/linux-unwind.h: Likewise.
11440 * config/mips/linux-unwind.h: Likewise.
11441 * config/pa/linux-unwind.h: Likewise.
11442 * config/rs6000/linux-unwind.h: Likewise.
11443 * config/s390/linux-unwind.h: Likewise.
11444 * config/sh/linux-unwind.h: Likewise.
11445 * config/sparc/linux-unwind.h: Likewise.
11447 2005-02-10 Steven Bosscher <stevenb@suse.de>
11449 PR tree-optimization/17549
11450 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11451 TER to replace a DEF with its expression if the DEF and the
11452 rhs of the expression we replace into have the same root
11455 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11457 * config/mips/mips.md: Fix the placement of the match_scratch in the
11460 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11462 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11465 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11467 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11468 (strip_offset): Handle addresses.
11469 (add_address_candidates): Use strip_offset.
11470 (difference_cost): Reflect strip_offset change.
11471 (force_var_cost, difference_cost): Strip nops.
11473 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11475 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11477 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11478 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11479 config/cris/cris-protos.h, config/cris/cris.c: Update
11482 2005-02-10 Jeff Law <law@redhat.com>
11484 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11485 (lookup_avail_expr): Similarly.
11487 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11489 * builtins.c (fold_builtin_powi): New function.
11490 (fold_builtin_1): Call it.
11492 2005-02-10 Steven Bosscher <stevenb@suse.de>
11494 PR documentation/19309
11495 * doc/cpp.texi: The __GNUC__ and related predefined macros
11496 are also defined for the "standalone" cpp.
11497 Some non-GCC compilers may also define __GNUC__.
11499 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11502 * c-typeck.c (common_type): New routine. Old common_type renamed
11504 (c_common_type): ...this.
11505 (build_conditional_expr, build_binary_op): Use c_common_type instead
11508 2005-02-10 Steven Bosscher <stevenb@suse.de>
11510 * doc/md.texi: Replace @samp{length} with @code{length}.
11512 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11514 PR tree-optimization/18687
11515 * tree-flow.h (find_loop_niter): Declare.
11516 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11517 Try using scev even for loops with more than one exit.
11518 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11519 (struct ivopts_data): Added niters field.
11520 (struct nfe_cache_elt): New.
11521 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11523 (tree_ssa_iv_optimize_init): Initialize niters cache.
11524 (determine_number_of_iterations): Removed.
11525 (find_induction_variables): Do not call determine_number_of_iterations.
11526 Access niters for single exit through niter_for_single_dom_exit.
11527 (add_iv_outer_candidates): Access niters for single exit through
11528 niter_for_single_dom_exit.
11529 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11530 number_of_iterations_cond.
11531 (iv_period): New function.
11532 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11533 (may_replace_final_value): Take data argument. Use
11534 niter_for_single_dom_exit.
11535 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11536 (rewrite_use_compare): Pass data to may_eliminate_iv.
11537 (rewrite_use_outer): Pass data to may_replace_final_value.
11538 (free_loop_data): Clean up the niters cache.
11539 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11540 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11541 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11542 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11543 (num_ending_zeros): Moved to tree.c.
11544 * tree.h (num_ending_zeros): Declare.
11545 * tree.c (num_ending_zeros): Moved from tree.c.
11547 2005-02-09 Richard Henderson <rth@redhat.com>
11549 * builtins.c (DEF_BUILTIN): Add COND argument.
11550 * tree.h (DEF_BUILTIN): Likewise.
11551 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11552 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11554 (DEF_BUILTIN_STUB): New.
11555 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11556 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11557 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11558 * c-common.c (DEF_BUILTIN): Add COND argument.
11559 * tree.c (local_define_builtin): New.
11560 (build_common_builtin_nodes): New.
11562 2005-02-09 Roger Sayle <roger@eyesopen.com>
11564 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11565 floating point expression ignoring the sign of the result.
11566 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11567 (fold) <MULT_EXPR>: Use it to simplify x*x.
11568 * tree.h (fold_strip_sign_ops): Prototype here.
11569 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11570 argument. Use fold_strip_sign_ops to simplify the first argument.
11571 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11572 first argument when the second argument is an even integer
11573 constant, but only with -funsafe_math_optimizations.
11574 (fold_builtin_1): Update call to fold_builtin_copysign.
11576 2005-02-09 Ian Lance Taylor <ian@airs.com>
11578 PR middle-end/19583
11579 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11580 just check whether EH_FILTER_FAILURE falls through.
11582 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11584 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11585 insns return to ready list in the next turn.
11587 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11589 PR middle-end/19402
11590 * builtins.def: New __builtin_powi[lf].
11591 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11592 (expand_builtin_powi): New function.
11593 (expand_builtin): Dispatch to expand_builtin_powi.
11594 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11595 * libgcc2.c: Add __builtin_powi[lf] implementation.
11596 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11597 * optabs.h: Add powi_optab.
11598 * optabs.c (init_optabs): Initialize powi_optab.
11599 * doc/extend.texi: Document __builtin_powi[lf].
11601 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11603 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11606 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11608 PR middle-end/19854
11609 * fold-const.c (try_move_mult_to_index): Remove redundant
11610 type argument. Create ADDR_EXPR with correct type.
11611 (fold): Update callers of try_move_mult_to_index. Convert
11612 result to the appropriate type.
11614 2005-02-09 Roger Sayle <roger@eyesopen.com>
11617 * config/avr/avr.c (default_rtx_costs): Delete.
11618 (avr_operand_rtx_cost): New function.
11619 (avr_rtx_costs): Completely rewrite.
11621 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11624 * config/cris/cris.c (in_code): New variable.
11625 (cris_output_addr_const): Now a static function, a wrapper for
11627 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11628 case from old cris_output_addr_const.
11629 (cris_asm_output_label_ref): Similar for LABEL_REF.
11630 (cris_output_addr_const_extra): Similar for UNSPEC.
11631 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11632 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11633 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11635 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11636 (cris_asm_output_label_ref): Declare.
11638 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11640 PR preprocessor/19801
11641 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11642 filenames that changed when libcpp was moved to the toplevel.
11644 2005-02-07 Roger Sayle <roger@eyesopen.com>
11646 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11647 zero extensions of BImode operands. Call lowpart_subreg instead
11648 of gen_lowpart_common and gen_lowpart_SUBREG.
11650 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11653 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11654 * configure.ac: Set cc_for_cross_gnattools.
11655 * configure: Regenerate.
11657 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11660 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11662 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11665 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11666 of nested functions.
11668 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11670 * doc/extend.texi: Document deprecated extensions allowing
11671 static floating-point members to have initializers and allowing
11672 floating-point literals in integral constant expressions.
11674 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11676 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11677 config/darwin7.h, config/mips/mips.c,
11678 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11681 * cse.c: Update comments.
11683 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11685 PR middle-end/19775
11686 * builtins.c (fold_builtin_sqrt): Transform
11687 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11690 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11691 Dorit Naishlos <dorit@il.ibm.com>
11693 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11694 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11695 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11697 * tree.h (vect_set_verbosity_level): New extern function declaration
11699 * tree-vectorizer.h (verbosity_levels): New enum type.
11700 * tree-vectorizer.c (vect_debug_stats): Function removed.
11701 (vect_debug_details): Likewise.
11702 (vect_verbosity_level): Global variable was defined and initialized.
11703 (vect_dump): Global variable definition.
11704 (vect_print_dump_info): New function.
11705 (vect_set_dump_settings): New function.
11706 (vect_set_verbosity_level): New function.
11707 (vectorize_loops): Add call to vect_set_dump_settings.
11709 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11710 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11711 (slpeel_tree_peel_loop_to_edge): Likewise.
11713 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11714 appropriate verbosity level instead of call to vect_debug_details
11715 or vect_debug_stats.
11716 (vect_get_base_and_offset):
11717 (vect_create_addr_base_for_vector_ref):
11718 (get_vectype_for_scalar_type):
11719 (vect_create_data_ref_ptr):
11720 (vect_init_vector):
11721 (vect_get_vec_def_for_operand):
11722 (vect_finish_stmt_generation):
11723 (vectorizable_assignment):
11724 (vectorizable_operation):
11725 (vectorizable_store):
11726 (vectorizable_load):
11727 (vect_transform_stmt):
11728 (vect_update_ivs_after_vectorizer):
11729 (vect_do_peeling_for_loop_bound):
11730 (vect_update_inits_of_drs):
11731 (vect_do_peeling_for_alignment):
11732 (vect_transform_loop):
11733 (vect_is_simple_use):
11734 (vect_analyze_operations):
11735 (vect_is_simple_iv_evolution):
11736 (vect_analyze_scalar_cycles):
11737 (vect_analyze_data_ref_dependence):
11738 (vect_analyze_data_ref_dependences):
11739 (vect_compute_data_ref_alignment):
11740 (vect_enhance_data_refs_alignment):
11741 (vect_analyze_data_refs_alignment):
11742 (vect_analyze_data_ref_access):
11743 (vect_analyze_data_ref_accesses):
11744 (vect_analyze_pointer_ref_access):
11745 (vect_get_memtag_and_dr):
11746 (vect_analyze_data_refs):
11747 (vect_mark_relevant):
11748 (vect_stmt_relevant_p):
11749 (vect_mark_stmts_to_be_vectorized):
11750 (vect_can_advance_ivs_p):
11751 (vect_get_loop_niters):
11752 (vect_analyze_loop_form):
11753 (vect_analyze_loop):
11754 (vectorize_loops): Likewise.
11756 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11757 (vect_update_inits_of_drs):
11758 (vect_do_peeling_for_alignment):
11759 (vect_transform_loop):
11760 (vect_analyze_operations):
11761 (vect_analyze_scalar_cycles):
11762 (vect_analyze_data_ref_dependences):
11763 (vect_analyze_data_refs_alignment):
11764 (vect_analyze_data_ref_accesses):
11765 (vect_analyze_data_refs):
11766 (vect_mark_stmts_to_be_vectorized):
11767 (vect_get_loop_niters):
11768 (vect_analyze_loop_form):
11769 (vect_analyze_loop): Likewise.
11770 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11772 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11776 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11777 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11778 either -ffast-math or -funsafe-math-optimizations is in use.
11780 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11781 * config/mips/irix-csr.c: New file.
11782 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11783 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11784 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11787 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11789 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11790 redundant, incorrect definitions.
11792 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11794 ("*tls_indirect_call"): New, reference hard regs directly.
11795 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11797 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11799 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11800 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11802 2005-02-06 Roger Sayle <roger@eyesopen.com>
11804 PR rtl-optimization/19800
11805 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11806 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11809 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11811 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11813 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11816 * doc/invoke.texi: Correct documentation of -freorder-functions.
11818 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11821 * doc/invoke.texi: Don't mention gccbug.
11823 2005-02-06 Roger Sayle <roger@eyesopen.com>
11824 Andrew Pinski <pinskia@physics.uc.edu>
11825 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11827 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11828 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11829 into just (zero_extract:SI FOO (const_int 1) BAR).
11831 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11833 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11834 macro locally. Don't give last revision date. Use GCC version
11835 number from gcc-common.texi.
11836 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11837 revision date. Use GCC version number from gcc-common.texi.
11838 Describe being a library as current state rather than as 3.x
11840 * doc/gcc.texi: Remove last update date.
11841 * doc/gccint.texi: Likewise. Update copyright dates.
11842 * doc/install.texi: Update copyright dates.
11844 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11847 * doc/invoke.texi: Mention for each option included in -Wall that
11848 it is included in -Wall.
11849 * doc/gcc.texi: Update copyright and last modification date.
11851 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11853 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11854 unnecessary cast to original induction variable increments.
11856 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11858 PR tree-optimization/18219
11859 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11860 in distributed form.
11862 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11864 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11865 Set bitpos and offset later in the function. Do nothing if the
11866 target is a register and if the bitfield lies completely outside
11868 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11869 here. Return an uninitialised register if the source value is stored
11870 in a register and the bitfield lies completely outside that register.
11872 2005-02-06 Steven Bosscher <stevenb@suse.de>
11874 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11877 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11879 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11881 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11883 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11884 * config/darwin8.h: New.
11885 * config/darwin7.h: Update comment.
11887 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11888 Dorit Naishlos <dorit@il.ibm.com>
11890 * tree-vectorizer.h (LOC): New type.
11891 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11892 (loop_line_number): New field in struct _loop_vec_info.
11893 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11895 * tree-vectorizer.c (input.h): Included.
11896 (find_loop_location): New function.
11897 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11898 loop line number removed.
11899 (vect_debug_details): Likewise.
11900 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11902 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11903 call to vect_debug_details/stats changed from loop to loop_loc.
11904 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11905 (slpeel_tree_peel_loop_to_edge): Likewise.
11907 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11908 changed from NULL to UNKNOWN_LOC.
11909 (vect_get_base_and_offset):
11910 (vect_create_addr_base_for_vector_ref):
11911 (get_vectype_for_scalar_type):
11912 (vect_create_data_ref_ptr):
11913 (vect_init_vector):
11914 (vect_get_vec_def_for_operand):
11915 (vect_finish_stmt_generation):
11916 (vectorizable_assignment):
11917 (vectorizable_operation):
11918 (vectorizable_store):
11919 (vectorizable_load):
11920 (vect_transform_stmt):
11921 (vect_update_ivs_after_vectorizer):
11922 (vect_do_peeling_for_loop_bound):
11923 (vect_do_peeling_for_alignment):
11924 (vect_transform_loop):
11925 (vect_is_simple_use):
11926 (vect_analyze_operations):
11927 (vect_is_simple_iv_evolution):
11928 (vect_analyze_scalar_cycles):
11929 (vect_analyze_data_ref_dependences):
11930 (vect_compute_data_ref_alignment):
11931 (vect_enhance_data_refs_alignment):
11932 (vect_analyze_data_ref_access):
11933 (vect_analyze_data_ref_accesses):
11934 (vect_analyze_pointer_ref_access):
11935 (vect_get_memtag_and_dr):
11936 (vect_analyze_data_refs):
11937 (vect_mark_relevant):
11938 (vect_stmt_relevant_p):
11939 (vect_mark_stmts_to_be_vectorized):
11940 (vect_can_advance_ivs_p):
11941 (vect_get_loop_niters):
11942 (vect_analyze_loop):
11943 (vectorize_loops): Likewise.
11945 (vectorizable_load): Argument in call to vect_debug_details/stats
11946 changed from loop to LOOP_LOC (loop_vinfo).
11947 (vect_transform_loop):
11948 (vect_analyze_operations):
11949 (vect_analyze_scalar_cycles):
11950 (vect_analyze_data_ref_dependence):
11951 (vect_enhance_data_refs_alignment):
11952 (vect_analyze_data_ref_accesses):
11953 (vect_analyze_pointer_ref_access):
11954 (vect_analyze_data_refs):
11955 (vect_analyze_loop): Likewise.
11957 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
11958 changed from loop to loop_loc.
11960 (vect_enhance_data_refs_alignment): Removed unused variable loop.
11962 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11963 Dorit Naishlos <dorit@il.ibm.com>
11965 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
11967 (vect_analyze_data_ref_dependences): Likewise.
11969 (vect_is_simple_use): Argument changed from loop structure to
11970 loop_vect_info structure.
11971 (vect_can_advance_ivs_p): Likewise.
11972 (vect_create_index_for_vector_ref): Likewise.
11973 (vect_update_ivs_after_vectorizer): Likewise.
11974 (new_stmt_vec_info): Likewise.
11976 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
11977 changed from loop to loop_vinfo.
11978 (vect_create_data_ref_ptr): First argument in call to
11979 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
11980 (vectorizable_assignment): Second argument in call to vect_is_simple_use
11981 was changed from loop to loop_vinfo.
11982 (vectorizable_operation): Likewise.
11983 (vectorizable_store): Likewise.
11984 (vect_mark_stmts_to_be_vectorized): Likewise.
11985 (vect_do_peeling_for_loop_bound): First argument in call to
11986 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
11987 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
11988 was changed from loop to loop_vinfo.
11989 (vect_analyze_data_ref_dependences): Third argument in call to
11990 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
11992 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
11993 (vect_create_data_ref_ptr): Likewise.
11994 (vect_init_vector): Likewise.
11995 (vect_get_vec_def_for_operand): Likewise.
11996 (vectorizable_assignment): Likewise.
11997 (vectorizable_operation): Likewise.
11998 (vectorizable_store): Likewise.
11999 (vectorizable_load): Likewise.
12000 (vect_update_ivs_after_vectorizer): Likewise.
12001 (vect_is_simple_use): Likewise.
12002 (vect_analyze_data_ref_dependence): Likewise.
12003 (vect_analyze_pointer_ref_access): Likewise.
12004 (vect_can_advance_ivs_p): Likewise.
12006 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12007 before _stmt_vec_info.
12008 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12009 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12010 (new_stmt_vec_info): Argument changed from loop structure to
12011 loop_vect_info structure
12013 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12014 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12015 (vect_create_addr_base_for_vector_ref): Likewise.
12016 (vect_analyze_pointer_ref_access): Likewise.
12018 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12021 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12022 phi flag if the phi is abnormal.
12024 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12027 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12028 information for the new statement.
12030 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12033 * gcc.c (main): Include the target in -v output.
12035 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12037 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12038 Do not drop the extend if we'd have to add a paradoxical subreg
12039 later. Include optabs.h and insn-codes.h.
12040 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12042 2005-02-02 Roger Sayle <roger@eyesopen.com>
12044 PR middle-end/19405
12045 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12046 * fold-const.c (const_binop): Avoid constant folding floating
12047 point operations in modes that use composite representations.
12048 * simplify-rtx.c (simplify_binary_operation): Likewise.
12050 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12052 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12054 (altivec_dstt): Likewise.
12055 (altivec_dstst): Likewise.
12056 (altivec_dststt): Likewise.
12057 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12060 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12062 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12063 EXPR_LOCUS from orig_cond to the new cond_stmt.
12064 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12067 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12069 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12070 standard_iv_increment_position. Remove call to bsi_next
12071 (no need to bump the iterator anymore).
12072 (vect_create_index_for_vector_ref): Call
12073 standard_iv_increment_position. Remove second function argument.
12074 (vect_finish_stmt_generation): Remove call to bsi_next
12075 (no need to bump the iterator anymore).
12076 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12077 to vect_create_index_for_vector_ref.
12079 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12081 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12082 phis are used out of the loop.
12084 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12087 * c-decl.c (undef_nested_function): New variable.
12088 (pop_scope): Diagnose undefined nested functions.
12089 (finish_function): Don't attempt cgraph processing or genericizing
12090 if current top-level function contained an undefined nested
12091 function. Reset undef_nested_function at the end of a top-level
12094 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12096 * tree.c (build_int_cst_type): Take sign of the value into account
12097 when deciding whether sign extend the value.
12099 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12102 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12103 (cpp_options, cc1_options): Change %{std*&ansi} to
12104 %{std*&ansi&trigraphs}.
12106 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12108 * cse.c: Update comments.
12110 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12112 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12113 arguments go on the stack. Do not put complex doubles in odd/even
12116 2005-02-02 Steven Bosscher <stevenb@suse.de>
12118 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12119 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12120 -ftree-pre, and -fthread-jumps.
12122 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12124 PR tree-optimization/19578
12125 * tree-flow.h (modified_noreturn_calls): Declare.
12126 (noreturn_call_p): Declare.
12127 * tree-flow-inline.h (noreturn_call_p): New function.
12128 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12129 * tree-cfg.c (modified_noreturn_calls): New variable.
12130 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12131 that contain a mid-block noreturn call.
12132 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12134 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12136 * df.c (df_def_record_1, df_uses_record): Don't use
12138 * df.h (DF_FOR_REGALLOC): Remove.
12140 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12143 * c-typeck.c (really_start_incremental_init): Reset
12144 constructor_max_index for arrays of incomplete type.
12146 2005-02-02 Jeff Law <law@redhat.com>
12148 * gcse.c (struct reg_set): Store the block index where the register
12149 was set rather than the setting insn.
12150 (record_one_set, compute_transp): Corresponding changes.
12151 (pre_insert_copy_insn): Do not call replace_one_set.
12152 (replace_one_set): Remove.
12154 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12157 * doc/gcov.texi: Fix typo.
12159 2005-02-01 Richard Henderson <rth@redhat.com
12162 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12163 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12165 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12166 * config/i386/i386-protos.h: Update.
12168 2005-02-01 Steven Bosscher <stevenb@suse.de>
12170 PR tree-optimization/19217
12171 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12172 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12173 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12174 that it is walking a PHI node.
12176 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12178 * doc/extend.texi (Nested Functions): Update.
12180 2005-02-01 Richard Henderson <rth@redhat.com>
12183 * optabs.c (expand_copysign_absneg): Export.
12184 * optabs.h (expand_copysign_absneg): Declare.
12185 * config/rs6000/rs6000.md (copysigntf3): New.
12187 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12189 PR tree-optimization/19633
12190 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12191 * tree-ssa-alias.c (init_alias_info): Initialize.
12192 (merge_pointed_to_info): Set.
12193 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12194 (dump_points_to_info_for): Show value of pt_null.
12195 (struct count_ptr_d): Declare.
12196 (find_ptr_dereference): Remove.
12197 (ptr_is_dereferenced_by): Remove.
12198 (count_ptr_derefs): New local function.
12199 (count_uses_and_derefs): New local function.
12200 (compute_points_to_and_addr_escape): Call it. If the number
12201 of dereferences is greater than zero, mark the pointer as
12202 dereferenced. If there are fewer dereferences than uses of
12203 the pointer, the pointer's value escapes.
12205 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12207 PR tree-optimization/19670
12208 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12210 (verify_use): ... set it here, instead.
12212 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12214 * doc/sourcebuild.texi (Test directives): Fix formatting.
12216 * doc/sourcebuild.texi (Test directives): Describe selector
12219 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12221 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12222 specific 64-bit CPUs.
12224 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12227 * arm.c (arm_eliminable_register): New function.
12228 (adjacent_mem_locations): Don't allow eliminable registers. Use
12229 HOST_WIDE_INT for address offsets.
12230 * arm-protos.h (arm_eliminable_register): Add prototype.
12232 2005-02-01 Steven Bosscher <stevenb@suse.de>
12234 PR optimization/15242
12235 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12236 * basic-block.h (duplicate_computed_gotos): Add prototype.
12237 * bb-reorder.c (duplicate_computed_gotos): New function to
12238 duplicate sufficiently small blocks ending in a computed jump.
12239 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12240 if not optimizing for size.
12241 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12242 never do tail merging for blocks ending in a computed jump.
12243 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12245 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12247 Patch from Richard Sandiford <rsandifo@redhat.com>
12248 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12249 from inheriting a subreg equivalence with a non-spill register.
12251 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12253 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12255 * config/frv/frv.c (movcc_fp_destination_operand): New.
12256 (gpr_or_memory_operand): Fix typo in comment.
12257 (gpr_or_memory_operand_with_scratch): New.
12258 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12259 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12260 movcc_fp_destination_operand.
12261 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12262 Legitimize memory addresses using a scratch register.
12264 2005-01-31 Jeff Law <law@redhat.com>
12266 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12267 bitmap a sparse bitmap instead of a simple bitmap.
12268 (mark_def_sites_initialize_block): Corresponding changes.
12269 (ssa_mark_def_sites_initialize_block): Likewise.
12270 (ssa_mark_phi_uses): Likewise.
12271 (mark_def_site, ssa_mark_def_sites): Likewise.
12272 (mark_def_site_blocks): Likewise.
12273 (rewrite_ssa_into_ssa): Likewise.
12275 * tree-ssa-dom.c (record_cond): Pass correct variable type
12276 for last argument to htab_find_slot_with_hash.
12278 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12279 effects when optimizing 0 % X. Do not try to optimize X % 0.
12281 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12283 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12286 2005-02-01 Eric Christopher <echristo@redhat.com>
12288 * config/mips/mips.c (override_options): Warn if -mint64
12290 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12293 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12295 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12297 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12298 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12299 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12300 (cached_regno): Initialize to INVALID_REGNUM.
12301 (cse_reg_info_table_size,
12302 cse_reg_info_table_first_uninitialized,
12303 cse_reg_info_timestamp): New.
12304 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12306 (init_cse_reg_info, get_cse_reg_info_1): New.
12307 (get_cse_reg_info): Cache the last look-up.
12308 (new_basic_block): Update the code to clear mappings from
12309 registers to cse_reg_info entries.
12310 (cse_main): Call init_cse_reg_info.
12312 * cse.c (get_cse_reg_info): Update a comment.
12314 2005-01-31 Steven Bosscher <stevenb@suse.de>
12317 * c-decl.c (start_decl): Do not warn about arrays of elements with
12318 an incomplete type here.
12319 (grokdeclarator): Do it here by making a pedwarn an error.
12320 * c-typeck.c (push_init_level): If there were previous errors with
12321 the constructor type, do not warn about braces for initializers.
12322 (process_init_element): Likewise for excess initializer elements.
12324 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12326 * cse.c (delete_trivially_dead_insn): Don't iterate.
12328 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12330 * config/rs6000/rs6000.md (copysignsf3): New expand.
12331 (copysigndf3): Likewise.
12333 2005-01-31 Steven Bosscher <stevenb@suse.de>
12335 * recog.c (constrain_operands): Only look for earlyclobber operand
12336 conflicts if an '&' constraint was seen.
12338 2005-01-31 Marc Espie <espie@openbsd.org>
12340 * config.gcc: Don't include embedded systems fragment, switches default
12341 debugging format to ELF.
12342 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12343 longer pick it up there.
12345 2005-01-31 Dale Johannesen <dalej@apple.com>
12347 * doc/extend.texi (nested functions): Fix linkage description.
12348 Clarify that static is not allowed.
12350 2005-01-31 Dale Johannesen <dalej@apple.com>
12352 * config/rs6000/darwin.md (movsf_low_di): Make work.
12353 (movdf_low_di): Make work.
12355 2005-01-31 Dale Johannesen <dalej@apple.com>
12357 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12358 Make work for 64 bit.
12360 2005-01-31 Roger Sayle <roger@eyesopen.com>
12361 Dale Johannesen <dalej@apple.com>
12363 PR middle-end/19650
12364 * fold-const.c (fold_binary_op_with_conditional_arg):
12365 Make types match original operands, before STRIP_NOPS.
12367 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12369 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12370 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12371 (struct gcc_sigcontext): Delete. Merge contents to..
12372 (struct gcc_ucontext): ..here.
12373 (get_sigcontext): Delete.
12374 (get_regs): New function, like get_sigcontext but return regs ptr.
12375 64-bit version finds regs from r1 to support vdso.
12376 (ppc_linux_aux_vector): New function.
12377 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12380 2005-01-31 Ira Rosen <irar@il.ibm.com>
12382 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12384 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12385 redundant fold. Fix misalignment for MINUS_EXPR.
12386 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12387 (vect_analyze_pointer_ref_access): Likewise.
12388 (vect_get_memtag_and_dr): Likewise.
12390 2005-01-31 Richard Henderson <rth@redhat.com>
12392 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12393 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12394 absnegdf2_i387, absnegxf2_i387): Likewise.
12396 2005-01-31 Richard Henderson <rth@redhat.com>
12399 * optabs.c (expand_copysign_absneg): New.
12400 (expand_copysign_bit): Split out from ...
12401 (expand_copysign): ... here. Use expand_copysign_absneg.
12403 2005-01-30 Roger Sayle <roger@eyesopen.com>
12405 PR middle-end/19697
12406 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12407 constant as the second operand and a register as the third.
12409 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12412 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12413 that dllimport'd functions do not use all call-clobbered registers
12414 to pass parameters.
12416 2005-01-30 Richard Henderson <rth@redhat.com>
12419 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12420 expand_abs_nojump and generalize. Use operand_subword and
12421 emit_no_conflict_block. Support large modes.
12422 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12424 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12425 negation to subtraction.
12426 (expand_copysign): Check that the format has signed zeros.
12427 Use operand_subword and emit_no_conflict_block. Support large modes.
12429 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12431 Fix PR tree-optimization/19624
12433 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12434 * tree-ssa-pre.c: Add cfgloop.h.
12436 (pre_stats): New member, constified.
12437 (inserted_exprs): New static variable.
12438 (NECESSARY): New macro.
12439 (create_expression_by_pieces): Fold the expression, and
12440 mark it as defaulting to not necessary. Also put in
12442 (fully_constant_expression): New function.
12443 (insert_into_preds_of_block): Modify to not insert phis when we
12444 are playing with induction variables.
12445 Push phis onto the inserted_exprs vector, and mark them as not
12446 necessary by default.
12447 (insert_aux): Call fully_constant_expression on eprime.
12448 If all edges produce the same value, mark it constant.
12449 (mark_operand_necessary): New function.
12450 (remove_dead_inserted_code): New function.
12451 (init_pre): Init loop optimizer to get loop info.
12452 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12453 (execute_pre): Commit edge inserts, then remove dead code.
12455 2005-01-30 Richard Henderson <rth@redhat.com>
12457 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12458 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12460 2005-01-30 Richard Henderson <rth@redhat.com>
12463 * config/i386/i386.c (ix86_expand_copysign): New.
12464 (ix86_split_copysign_const): New.
12465 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12466 rearrange op1/nmask operands.
12467 * config/i386/i386-protos.h: Update.
12468 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12469 (copysigndf3): Likewise.
12470 (copysignsf3_const, copysigndf3_const): New.
12471 (copysignsf3_var): Rename from copysignsf3, split out splitter
12472 and fix split predicate for X constraint.
12473 (copysigndf3_var): Similarly.
12475 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12477 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12478 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12479 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12481 2005-01-29 Richard Henderson <rth@redhat.com>
12484 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12485 of # and * in constraints.
12487 2005-01-29 Richard Henderson <rth@redhat.com>
12489 PR middle-end/19689
12490 * expr.c (store_field): Don't strip sub-mode cast when the input
12491 data is even smaller.
12493 2005-01-29 Richard Henderson <rth@redhat.com>
12495 PR middle-end/19687
12496 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12499 2005-01-29 Richard Henderson <rth@redhat.com>
12501 * combine.c (make_field_assignment): Fix argument order
12504 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12506 PR tree-optimization/15791
12507 * fold-const.c (extract_array_ref): New function.
12508 (fold): Fold comparisons between &a[i] and &a[j] or
12509 semantically equivalent trees.
12511 2005-01-29 Jeff Law <law@redhat.com>
12513 * gcse.c (insert_expr_in_table): Revamp handling of available
12514 and anticipatable occurrence lists to avoid unnecessary list
12516 (insert_set_in_table): Similarly.
12518 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12520 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12522 (c_build_qualified_type): Build qualified array types with
12523 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12524 * c-decl.c (c_make_fname_decl): Build unqualified array type
12525 before qualified type.
12526 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12527 type is qualified, not just if type itself is. Don't apply
12528 qualifiers to array type when declarator is processed. Apply
12529 qualifiers to field type whether or not it is an array type.
12530 Don't handle array types specially for applying qualifiers to
12532 * c-typeck.c (composite_type): Build unqualified element type and
12533 array type when forming composite of array types.
12534 (common_pointer_type, comptypes, comp_target_types,
12535 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12536 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12538 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12539 (args2) in variables a1 and a2.
12541 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12543 * cse.c (n_elements_made, max_elements_made): Remove.
12544 (insert): Don't touch n_elements_made.
12545 (cse_main): Don't touch n_elements_made or max_elements_made.
12547 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12550 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12551 configuration part of dp-bit.c to be lost.
12553 2005-01-28 Roger Sayle <roger@eyesopen.com>
12555 * expmed.c (expand_mult_highpart_optab): When attempting to use
12556 a non-widening multiplication in a wider mode, the operands need
12557 to be converted (zero or sign extended) to that mode.
12559 2005-01-28 Ian Lance Taylor <ian@airs.com>
12561 PR middle-end/16558
12562 PR middle-end/19583
12563 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12564 through if both operands fall through.
12566 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12568 * cse.c (fold_rtx) <PC>: Don't optimize.
12570 2005-01-28 Jeff Law <law@redhat.com>
12572 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12573 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12575 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12577 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12578 cse_reg_info_used_list_end): Remove.
12579 (cse_reg_info_list, cse_reg_info_list_free): New.
12580 (get_cse_reg_info): When allocating an instance of
12581 cse_reg_info, add it to the beginning of the cse_reg_info_list
12582 list. Remove code to maintain cse_reg_info_used_list.
12583 (new_basic_block): Reset the free list to the beginning of
12586 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12588 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12589 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12590 (frv_expand_mdpackh_builtin): New function.
12591 (frv_expand_builtin): Use it to expand __MDPACKH.
12592 * doc/extend.texi (__MDPACKH): Update documentation.
12594 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12596 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12597 SSE_FLOAT_MODE_P for use_sse computation.
12599 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12602 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12604 2005-01-27 Richard Henderson <rth@redhat.com>
12606 * builtins.c (expand_builtin_copysign): New.
12607 (expand_builtin): Call it.
12608 * genopinit.c (optabs): Add copysign_optab.
12609 * optabs.c (init_optabs): Initialize it.
12610 (expand_copysign): New.
12611 * optabs.h (OTI_copysign, copysign_optab): New.
12612 (expand_copysign): Declare.
12614 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12615 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12617 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12618 (ix86_expand_fp_absneg_operator): ... here.
12619 (ix86_split_copysign): New.
12620 * config/i386/i386-protos.h: Update.
12621 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12622 (copysignsf3, copysigndf3): New.
12624 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12625 (copysignsf3, ncopysignsf3): New.
12626 (copysigndf3, ncopysigndf3): New.
12627 (copysignxf3, ncopysignxf3): New.
12628 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12630 2005-01-27 Arend Bayer <arend.bayer@web.de>
12631 Kazu Hirata <kazu@cs.umass.edu>
12633 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12634 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12635 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12638 2005-01-27 Jeff Law <law@redhat.com>
12640 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12641 definitions of SSA_NAMEs which are not being rewritten.
12642 (rewrite_ssa_into_ssa): Only initialize the current definition
12643 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12644 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12645 SSA_NAMEs before returning.
12647 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12649 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12650 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12651 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12652 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12653 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12655 2005-01-27 Steven Bosscher <stevenb@suse.de>
12657 PR middle-end/17278
12658 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12659 higher to -O2 and higher. Likewise for tree PRE.
12660 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12663 2005-01-27 Ian Lance Taylor <ian@airs.com>
12665 PR middle-end/19583
12666 * gimple-low.c (try_catch_may_fallthru): New static function.
12667 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12668 * tree-inline.c (expand_call_inline): Don't warn about reaching
12669 the end of a non-void function being inlined if the function uses
12672 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12674 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12677 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12678 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12679 (implicitly_declare): Handle error_mark_node.
12681 2005-01-27 Richard Henderson <rth@redhat.com>
12684 * tree.h (struct tree_decl): Add debug_expr_is_from.
12685 (DECL_DEBUG_EXPR_IS_FROM): New.
12686 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12687 * dwarf2out.c (dwarf2out_var_location): Update to match.
12688 * tree-outof-ssa.c (create_temp): Likewise.
12689 * var-tracking.c (track_expr_p): Likewise.
12690 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12691 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12692 * toplev.c (default_tree_printer): Likewise.
12694 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12696 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12697 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12699 2005-01-27 Steven Bosscher <stevenb@suse.de>
12701 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12702 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12703 ASM_CLOBBERS): Add tree checks.
12705 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12706 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12707 * c-common.def (SWITCH_STMT): Update to match.
12708 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12709 macros instead of SWITCH_EXPR ones.
12710 * c-dump.c (c_dump_tree): Likewise.
12711 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12712 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12714 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12716 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12718 * unwind-dw2.c (execute_stack_op): Add missing cases for
12719 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12721 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12723 * config.gcc (Obsolete configurations): Remove 'dummy', add
12724 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12727 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12729 PR tree-optimization/19633
12730 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12732 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12733 are no call-clobbered variables.
12734 * tree-outof-ssa.c (check_replaceable): Return false for calls
12737 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12739 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12740 even for variables with NULL DECL_INITIAL.
12742 2005-01-26 Stuart Hastings <stuart@apple.com>
12744 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12746 2005-01-26 Richard Henderson <rth@redhat.com>
12748 PR middle-end/18008
12749 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12751 * expr.c (store_field): Strip conversions to odd-bit-sized types
12752 if the destination field width matches.
12754 2005-01-26 Richard Henderson <rth@redhat.com>
12756 * c-decl.c, expmed.c, expr.c: Revert last change.
12758 2005-01-26 Richard Henderson <rth@redhat.com>
12760 PR middle-end/18008
12761 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12763 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12764 if we don't need the bits above those present in the current mode.
12765 * expr.c (store_field): Strip conversions to odd-bit-sized types
12766 if the destination field width matches.
12768 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12770 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12771 either -ffast-math or -funsafe-math-optimizations is in use.
12773 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12777 * config/avr/avr.c (notice_update_cc): Only set condition code for
12778 ashrqi3 if shift count > 0.
12779 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12780 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12781 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12782 count <= 0 as a no-op, and shift count >= width by copying zero
12783 or sign bit to all bits of the result.
12784 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12785 count, with attribute "length" set to 0 and "cc" set to "none".
12787 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12789 * doc/invoke.texi: Document -mTLS.
12791 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12792 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12793 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12794 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12795 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12796 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12797 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12798 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12800 * configure.ac: Check for a TLS capable gas.
12802 * configure: Regenerate.
12804 2005-01-26 Richard Henderson <rth@redhat.com>
12806 PR middle-end/18008
12807 * combine.c (make_field_assignment): Simplify store to zero_extract
12808 from a source with an overlapping mask.
12810 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12812 2004-11-11 Eric Christopher <echristo@redhat.com>
12814 * config/frv/frv.md: Add fr400_integer automaton. Don't
12815 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12818 2005-01-26 Steven Bosscher <stevenb@suse.de>
12820 PR middle-end/16585
12821 * cfgbuild.c (make_edges): Do not clear or set
12822 current_function_has_computed_jump.
12823 * function.h (struct function): Remove the has_computed_jump field.
12824 (current_function_has_computed_jump): Do not define.
12825 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12826 in a computed jump. Ignore current_function_has_computed_jump.
12828 2005-01-26 Richard Henderson <rth@redhat.com>
12830 PR middle-end/19515
12831 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12832 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12834 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12835 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12836 objects into static storage if they have more than one non-zero value.
12837 * tree.h (categorize_ctor_elements): Update decl.
12839 2005-01-26 Steven Bosscher <stevenb@suse.de>
12841 PR middle-end/19616
12842 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12843 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12844 to this function from 2004-07-10.
12845 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12846 the current function for tail call optimizations if the address
12847 of one of it its arguments is taken.
12849 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12851 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12853 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12855 * function.c (expand_function_end): If current_function_calls_alloca,
12856 emit stack restore in a place that is reached when the function falls
12857 through at the end.
12859 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12861 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12862 rule to avoid matching inappropriate suffix rule.
12864 2005-01-26 Jan Hubicka <jh@suse.cz>
12866 PR tree-optimization/19241
12867 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12869 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12871 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12872 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12874 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12875 <sim*>: Always use crt1.o, regardless of N in simN.
12876 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12877 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12878 (CRT_CALL_STATIC_FUNCTION): Remove.
12879 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12880 use crt1.o, regardless of N in simN.
12881 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12882 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12883 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12884 case isystem setting.
12885 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12887 2005-01-25 Ian Lance Taylor <ian@airs.com>
12889 * gimple-low.c (block_may_fallthru): Correct handling of
12890 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12892 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12894 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12895 handlers to match indentation; nested under the mtune=* handler.
12896 Similar for mcpu= and march=.
12898 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12900 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12901 * config/mips/linux64.h (LIB_SPEC): Likewise.
12902 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12903 * config/sh/linux.h (LIB_SPEC): Likewise.
12905 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12907 * config/frv/frv.c (frv_legitimize_tls_address): New.
12908 (TARGET_HAVE_TLS): Define.
12909 (FRV_SYMBOL_REF_TLS_P): Define.
12910 (frv_override_options): Handle new register classes.
12911 (frv_legitimate_address_p): Reject tls addresses.
12912 (frv_legitimize_address): Handle TLS addresses.
12913 (gen_inlined_tls_plt): New.
12914 (gen_tlsmoff): New.
12915 (frv_legitimize_tls_address): New.
12916 (unspec_got_name): Add TLS entries.
12917 (got12_operand): Add R_FRV_TLSMOFF12 case.
12918 (frv_emit_move): Fixup TLS addresses.
12919 (frv_emit_movsi): Legitimize TLS addresses.
12921 * config/frv/frv.h (MASK_BIG_TLS): New.
12922 (TARGET_BIG_TLS): New.
12923 (HAVE_AS_TLS): Define.
12924 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12925 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12926 (REG_CLASS_NAMES): Same.
12927 (REG_CLASS_CONTENTS): Same.
12928 (CONSTRAINT_LEN): New.
12929 (REG_CLASS_FROM_CONSTRAINT): New.
12930 (PREDICATE_CODES): Add symbolic_operand.
12932 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12933 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
12934 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
12935 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
12936 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
12937 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
12938 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
12939 GR9_REG, GR14_REG, LRREG.
12940 (type): Add load_or_call attribute.
12941 ("load_or_call"): New reservation.
12942 ("call_gettlsoff"): New.
12943 ("tls_indirect_call"): New.
12944 ("tls_load_gottlsoff12"): New.
12945 ("tlsoff_hilo"): New.
12946 ("tls_tlsdesc_ldd"): New.
12947 ("tls_tlsoff_ld"): New.
12950 * config/frv/frv-protos.h (symbolic_operand): Protoize.
12952 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
12954 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
12955 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
12956 * config/frv/frv.c (TLS_BIAS): Define.
12957 (frv_output_dwarf_dtprel): New.
12959 2005-01-26 Jakub Jelinek <jakub@redhat.com>
12961 PR rtl-optimization/19579
12962 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
12963 both A and B, see if they don't clobber registers the other expr uses.
12965 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
12967 * real.c (do_add): Initialize signalling and canonical members.
12969 * real.c (real_from_integer): Zero out destination.
12971 2005-01-18 Jan Hubicka <jh@suse.cz>
12973 PR tree-optimize/19337
12974 * tree-inline.c (initialize_inlined_parameters): Copy
12975 saved_static_chain_decl only.
12977 2005-01-25 Richard Henderson <rth@redhat.com>
12981 * config/i386/i386.c (x86_inter_unit_moves): Zero.
12982 (ix86_preferred_reload_class): Rewrite fp-constant section, with
12983 80387 enabled, to return a proper subclass. Return the subset that
12984 overlaps with GENERAL_REGS for PLUS.
12985 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
12987 2005-01-25 Richard Henderson <rth@redhat.com>
12989 PR middle-end/19609
12990 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
12992 2005-01-25 Roger Sayle <roger@eyesopen.com>
12994 * expmed.c (choose_multiplier): Change interface to return the
12995 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
12996 (expand_divmod): Update calls to choose_multiplier.
12998 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13000 PR middle-end/19330
13001 * expmed.c (extract_bit_field): Use adjust_address instead of
13002 gen_lowpart when op0 is a MEM.
13004 2005-01-24 Steven Bosscher <stevenb@suse.de>
13006 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13008 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13010 * config/mips/irix-csr.c: New file.
13011 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13012 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13013 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13016 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13019 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13020 sparc/elf.h, add sparc/sp-elf.h.
13021 (sparc-*-rtems*): Likewise.
13022 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13023 tm-dwarf2.h, add sparc/sp-elf.h.
13024 (sparc86x-*-elf): Likewise.
13025 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13026 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13027 TARGET_OS_CPP_BUILTINS.
13028 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13029 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13031 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13032 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13033 (SWITCH_TAKES_ARG): Likewise.
13034 (LOCAL_LABEL_PREFIX): Likewise.
13035 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13036 (TARGET_N_FORMAT_TYPES): Delete.
13037 (TARGET_FORMAT_TYPES): Likewise.
13038 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13039 * config/sparc/elf.h: Delete.
13040 * config/sparc/sp-elf.h: New file.
13042 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13044 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13045 * tree-flow.h: Remove the corresponding prototype.
13046 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13047 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13049 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13052 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13053 for AIX ABI or ELF -fPIC.
13054 (rs6000_emit_load_toc_table): Don't create toc_section here.
13055 (rs6000_xcoff_file_start): Nor here.
13057 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13059 * sh.c (ra.h): Don't #include.
13060 (hard_regs_intersect_p): New function, resurrected from ra.c.
13062 * sh.c: Fix 1996 Copyright.
13064 2005-01-24 Richard Henderson <rth@redhat.com>
13065 Aldy Hernandez <aldyh@redhat.com>
13067 * regrename.c (note_sets): Handle subregs.
13069 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13072 * genconditions.c (write_header, write_conditions): Elide file if
13075 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13077 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13078 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13081 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13083 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13084 expand_builtin_printf, expand_builtin_fprintf,
13085 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13086 checking against POINTER_TYPE.
13087 (validate_arglist): Handle POINTER_TYPE code by checking
13090 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13092 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13093 init_rtlanal): New.
13094 (for_each_rtx): Call for_each_rtx_1.
13095 * rtl.h (init_rtlanal): Declare.
13096 * toplev.c (backend_init): Call init_rtlanal.
13098 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13100 * flow.c (propagate_one_insn): Formatting.
13102 PR middle-end/19551
13103 * flow.c (libcall_dead_p): Be more conservative if unsure.
13104 If there are any instructions between insn and call, see if they are
13105 all dead before saying the libcall is dead.
13107 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13109 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13110 operand constraint for operand 0.
13112 2005-01-23 Richard Henderson <rth@redhat.com>
13115 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13116 edges leading to join block.
13118 2005-01-23 Roger Sayle <roger@eyesopen.com>
13120 * expmed.c (expand_mult_highpart): Make static. Change type of
13121 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13122 (expand_divmod): Updates calls to expand_mult_highpart by using
13123 gen_int_mode to pass a CONST_INT rtx.
13124 * rtl.h (expand_mult_highpart): Remove prototype.
13126 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13128 * flow.c (regset_bytes, regset_size): Remove.
13130 * cfganal.c: Fix a reference to Harvey's paper.
13132 2005-01-23 Steven Bosscher <stevenb@suse.de>
13134 PR rtl-optimization/19464
13135 * tree-optimize.c (init_tree_optimization_passes): Add one more
13136 copyrename pass just before out-of-ssa.
13138 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13141 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13142 * ggc-none.c (ggc_free): Define.
13144 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13146 * cse.c (max_reg, max_insn_uid): Remove.
13147 (cse_main): Don't access max_reg or max_insn_uid.
13149 * c-common.c (explicit_flag_signed_bitfields,
13150 lang_statement_code_p, lang_expand_function_end): Remove.
13151 * c-common.h: Remove the corresponding declarations.
13152 * c-opts.c (c_common_handle_option): Remove all write access
13153 to explicit_flag_signed_bitfields.
13155 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13156 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13157 * cgraph.h: Remove the corresponding declaration.
13159 * gcse.c (null_pointer_info): Remove.
13161 2005-01-23 Roger Sayle <roger@eyesopen.com>
13162 Eric Botcazou <ebotcazou@libertysurf.fr>
13164 * combine.c (simplify_logical): Only simplify logical expressions
13165 of the form ior(and(x,y),z) by the inverse distributive law if the
13166 result is cheaper than the original.
13168 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13170 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13171 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13172 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13173 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13174 config/freebsd-spec.h, config/arm/arm.h,
13175 config/h8300/h8300.md, config/i386/i386.md,
13176 config/i386/predicates.md, config/i386/sse.md,
13177 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13178 config/vax/vax.md: Fix comment typos. Follow spelling
13181 2005-01-23 Steven Bosscher <stevenb@suse.de>
13183 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13184 tests, instead of `less than'.
13186 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13188 * function.c (assign_parm_setup_block): When creating a new stack slot
13189 for a parameter, get its alignment from the parameter's DECL_ALIGN
13190 rather than the type's TYPE_ALIGN. Make sure that the parameter
13191 is at least word aligned.
13193 2005-01-22 Roger Sayle <roger@eyesopen.com>
13195 PR middle-end/19378
13196 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13198 2005-01-22 Richard Henderson <rth@redhat.com>
13201 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13202 in both compare operands.
13203 (movdfcc_1_sse_max): Likewise.
13204 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13205 (movdfcc_1_sse): Likewise.
13206 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13207 scratch register as needed.
13209 2005-01-22 Richard Henderson <rth@redhat.com>
13211 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13213 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13215 2005-01-22 Richard Henderson <rth@redhat.com>
13217 * genopinit.c (optabs): Use smin/smax for floating point too.
13218 * doc/md.texi: Update to match. Clarify that floating point
13219 results are undefined for +0/-0 and NaN.
13220 * doc/rtl.texi: Likewise.
13221 * rtl.def (SMIN, SMAX): Likewise
13222 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13224 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13225 leading 's' to the name.
13226 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13227 smaxxf3, sminxf3): Likewise.
13228 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13231 2005-01-22 Paul Brook <paul@codesourcery.com>
13233 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13235 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13237 * config/s390/s390.c (struct processor_costs): New fields
13238 dlgr, dlr, dr, dsgfr, dsgr.
13239 (z900_cost, z990_cost): Values for new fields.
13240 (s390_rtx_costs): New cases MEM und COMPARE in switch
13241 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13242 DIV, MOD, UDIV, UMOD.
13244 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13246 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13247 into the register being decremented.
13248 ("doloop_si31", "doloop_di"): Likewise.
13249 ("*doloop_si_long"): Adapt pattern.
13251 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13253 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13255 (CLASS_MAX_NREGS): Likewise.
13257 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13259 * doc/tree-ssa.texi (Statement Operands): Add example for new
13260 must-def macro. Note deprecation of old operands interface.
13262 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13264 PR tree-optimization/19484
13265 * tree-cfg.c (remove_fallthru_edge): New function.
13266 (cleanup_control_flow): Remove fallthru edges from calls that are
13267 now known not to return.
13269 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13271 Fix PR tree-optimization/19038
13272 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13273 copies with loop variant ones.
13275 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13277 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13278 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13279 config/alpha/alpha.md, config/alpha/predicates.md,
13280 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13281 config/sparc/sol2.h: Update copyright.
13283 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13284 first label to see if it is a nonlocal label.
13286 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13287 Andrew Pinski <pinskia@physics.uc.edu>
13290 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13291 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13293 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13295 * config/rs6000/rtems.h: Update copyright.
13297 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13300 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13301 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13302 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13304 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13307 * c-typeck.c (convert_arguments): Check for error_mark_node.
13309 2005-01-21 Ian Lance Taylor <ian@airs.com>
13311 PR tree-optimization/13000
13312 * tree-inline.c: Include "tree-flow.h".
13313 (expand_call_inline): If warn_return_type, warn if non-void inline
13314 function falls through.
13315 * tree-cfg.c (execute_warn_function_return): Don't warn about
13316 control reaching end if TREE_NO_WARNING is set. Set
13318 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13320 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13321 branch if we don't need one.
13322 * c-typeck.c: Include "tree-flow.h"
13323 (c_finish_bc_stmt): Don't add a goto if the current statement
13324 list doesn't fall through to the current point.
13326 2005-01-21 Roger Sayle <roger@eyesopen.com>
13328 PR rtl-optimization/576
13329 * real.c (real_arithmetic): Change return type from void to bool
13330 to return an indication that the result may be inexact.
13331 * real.h (real_arithmeric): Update prototype.
13332 * fold-const.c (const_binop): Don't constant fold floating
13333 point expressions when the user specifies -frounding-math and
13334 the result may depend upon the run-time rounding mode.
13335 (fold_convert_const_real_from_real): Clean-up.
13336 (fold_initializer): Ignore flag_rounding_math for initializers.
13337 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13338 constant fold FP operations with flag_rounding_math if the
13339 result may depend upon the run-time rounding mode.
13341 2005-01-21 Tom Tromey <tromey@redhat.com>
13343 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13345 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13347 * tree-cfg.c: Fix comment typos.
13349 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13351 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13352 around the call to rest_of_handle_branch_target_load_optimize.
13354 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13356 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13357 (sparc64-*-openbsd*): Likewise.
13358 (sparclite-*-elf*): Include tm-dwarf2.h.
13359 (sparc86x-*-elf*): Likewise.
13360 (sparc64-*-elf*): Likewise.
13361 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13362 (DBX_DEBUGGING_INFO): Likewise.
13363 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13364 (PREFERRED_DEBUGGING_TYPE): Likewise.
13365 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13366 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13367 (PREFERRED_DEBUGGING_TYPE): Likewise.
13368 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13369 (PREFERRED_DEBUGGING_TYPE): Likewise.
13370 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13372 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13375 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13377 2005-01-20 Paul Brook <paul@codesourcery.com>
13379 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13381 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13383 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13384 label is first in a sequence of labels.
13386 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13388 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13389 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13391 * doc/sourcebuild.texi (Test Directives): New.
13393 2005-01-20 Roger Sayle <roger@eyesopen.com>
13395 * real.c (real_floor): Don't leave the result uninitialized when
13396 mode is VOIDMode, but return the unrounded intermediate value.
13397 (real_ceil): Likewise.
13399 2005-01-20 Paul Brook <paul@codesourcery.com>
13401 * config/arm/arm.md (insv): Use gen_int_mode.
13403 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13405 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13406 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13407 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13408 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13409 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13411 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13414 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13415 fbreg, so we have to assume we can't.
13416 (loc_descriptor_from_tree_1): Ditto.
13417 (containing_function_has_frame_base): New function.
13418 (add_location_or_const_value_attribute): Use it.
13419 Also try to generate a frame_base from a single element location
13422 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13424 PR tree-optimization/15349
13425 * timevar.def (TV_TREE_MERGE_PHI): New.
13426 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13428 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13429 calls to tree_forwarder_block_p.
13430 (remove_forwarder_block_with_phi, merge_phi_nodes,
13431 gate_merge_phi, pass_merge_phi): New.
13432 * tree-optimize.c (init_tree_optimization_passes): Add
13434 * tree-pass.h: Add an extern for pass_merge_phi;
13436 2005-01-20 Richard Henderson <rth@redhat.com>
13439 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13440 (_mm_castps_pd, _mm_castps_si128): New.
13441 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13443 2005-01-20 Richard Henderson <rth@redhat.com>
13446 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13447 __builtin_ia32_vec_init_v2si.
13448 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13449 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13450 (ix86_init_mmx_sse_builtins): Create it.
13451 (ix86_expand_builtin): Expand it.
13452 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13453 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13454 (vec_extractv2si_0, vec_extractv2si_1): New.
13456 2005-01-20 Richard Henderson <rth@redhat.com>
13459 * config/i386/i386.c (ix86_expand_push): New.
13460 * config/i386/mmx.md (push<MMXMODE>1): New.
13461 * config/i386/sse.md (push<SSEMODE>1): New.
13462 * config/i386/i386-protos.h: Update.
13464 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13466 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13469 2005-01-20 Richard Henderson <rth@redhat.com>
13471 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13472 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13474 2005-01-19 Richard Henderson <rth@redhat.com>
13477 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13478 to V4SFmode in SSE1 fallback load path.
13480 2005-01-19 Richard Henderson <rth@redhat.com>
13482 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13483 in QImode expansion to ix86_expand_vector_set.
13484 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13486 2005-01-19 Richard Henderson <rth@redhat.com>
13489 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13490 subclass of the input class.
13491 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13492 Always true for cross-SSE1 classes. Rationalize conditionals.
13493 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13494 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13495 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13496 (movdi_2): Add MMX/SSE zeros.
13497 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13498 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13499 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13500 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13501 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13502 (zero_extendsidi2_rex64_1): Remove.
13503 (MOV0 peephole): Check GENERAL_REG_P.
13505 2005-01-19 Richard Henderson <rth@redhat.com>
13508 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13510 (ix86_expand_vector_extract): Likewise.
13512 2005-01-19 Richard Henderson <rth@redhat.com>
13514 PR middle-end/19304
13515 * expr.c (emit_move_change_mode): New argument force; use
13516 simplify_gen_subreg if true.
13517 (emit_move_via_alt_mode): Merge into ...
13518 (emit_move_via_integer): ... here.
13519 (emit_move_ccmode): Use emit_move_change_mode directly.
13521 2005-01-19 Richard Henderson <rth@redhat.com>
13524 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13525 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13526 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13528 (alpha_emit_set_const): Likewise. Make static.
13529 (alpha_emit_set_long_const): Make static.
13530 (alpha_extract_integer): Split out from alpha_expand_mov.
13531 (alpha_split_const_mov): Likewise.
13532 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13533 (alpha_legitimate_constant_p): New.
13534 * config/alpha/alpha-protos.h: Update.
13535 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13536 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13537 * config/alpha/alpha.md (movsi): Add n alternative.
13538 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13539 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13540 (splitters for all of the above): Use alpha_split_const_mov.
13541 * config/alpha/predicates.md (non_add_const_operand): New.
13542 (non_zero_const_operand): New.
13543 (input_operand): Use alpha_legitimate_constant_p after reload.
13545 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13547 PR tree-optimization/19038
13548 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13549 (add_candidate): Add ivs with increment in latch only if
13550 allow_ip_end_pos_p is true.
13551 (determine_iv_cost): Use empty_block_p.
13553 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13555 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13556 (compute_dominance_frontiers): Ditto.
13558 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13561 * config/sh/t-rtems: New.
13562 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13564 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13566 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13567 the offset of the selected field.
13569 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13571 * tree-cfg.c (remove_forwarder_block): Fix the check to
13572 prevent a nonlocal label from appearing in the middle of a
13575 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13577 PR rtl-optimization/19462
13578 * reorg.c (find_end_label): Create return insn only if
13579 current_function_epilogue_delay_list is empty.
13581 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13583 * doc/passes.texi: Remove paragraph mentioning new-ra.
13585 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13587 PR rtl-optimization/15139
13588 * combine.c: Include params.h.
13589 (count_rtxs): New function.
13590 (record_value_for_reg): If replace_rtx would replace at least
13591 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13592 (clobber (const_int 0)) instead of TEM.
13593 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13594 * params.h (MAX_LAST_VALUE_RTL): New.
13595 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13596 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13599 * c-typeck.c (digest_init): Only call build_vector if all constructor
13600 elements are *_CST nodes.
13601 * gimplify.c (gimplify_init_constructor): Likewise.
13603 PR middle-end/19164
13604 * c-typeck.c (digest_init): Only call build_vector if inside_init
13607 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13609 * toplev.c (init_asm_output): Remove dead #ifdef.
13611 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13613 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13615 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13617 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13618 accessing DECL_FUNCTION_CODE.
13619 * dojump.c (do_jump): Likewise.
13620 * gimplify.c (gimplify_call_expr): Likewise.
13621 * predict.c (expr_expected_value): Likewise.
13622 (strip_builtin_expect): Likewise.
13623 * tree-inline.c (estimate_num_insns_1): Likewise.
13624 * tree-ssa-loop-im.c (stmt_cost): Likewise
13625 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13626 (tree_expr_nonnegative_p): Likewise.
13628 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13630 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13631 variant of the load_pcrel_sym pattern.
13632 * config/sparc/sparc.md (P macro): Move to the top.
13633 (load_pcrel_sym): Macroize using P.
13634 (save_register_window): Likewise.
13636 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13638 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13639 ("sordered"): Same.
13641 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13644 * c-typeck.c (build_asm_expr): Strip nops off
13645 input memory operands.
13647 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13649 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13650 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13651 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13652 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13654 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13657 * config/i386/i386.c (override_options): If the 80387 is disabled,
13658 then do not return FP values using FP registers.
13660 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13662 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13663 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13664 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13665 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13666 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13667 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13668 output.h, postreload-gcse.c, postreload.c, recog.c,
13669 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13670 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13671 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13672 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13673 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13674 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13675 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13676 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13678 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13679 config/alpha/alpha.c, config/arm/vfp.md,
13680 config/i386/emmintrin.h, config/i386/i386-modes.def,
13681 config/i386/i386-protos.h, config/i386/i386.h,
13682 config/i386/pmmintrin.h, config/i386/ppro.md,
13683 config/i386/predicates.md, config/i386/xmmintrin.h,
13684 config/i860/i860.c, config/ia64/ia64-modes.def,
13685 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13686 config/ia64/ia64.md, config/ia64/itanium1.md,
13687 config/ia64/itanium2.md, config/ia64/predicates.md,
13688 config/iq2000/iq2000.h, config/mips/linux64.h,
13689 config/rs6000/aix41.h, config/rs6000/aix43.h,
13690 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13691 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13692 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13693 config/sparc/linux64.h, config/sparc/litecoff.h,
13694 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13695 config/sparc/sparc.h, config/sparc/sparc.md,
13696 config/sparc/sysv4-only.h: Update copyright.
13698 2005-01-18 Richard Henderson <rth@redhat.com>
13701 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13703 2005-01-18 Marc Espie <espie@openbsd.org>
13704 * config/i386/openbsdelf.h: Typo.
13706 2005-01-18 Richard Henderson <rth@redhat.com>
13708 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13709 special case for sse.
13710 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13712 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13714 * tree-inline.c (estimate_num_insns_1): Added cases for
13715 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13717 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13719 PR rtl-optimization/19296
13720 * combine.c (simplify_comparison): Rewrite the condition under
13721 which a non-paradoxical SUBREG of a PLUS can be lifted when
13722 compared against a constant.
13724 2005-01-18 Andi Kleen <ak@muc.de>
13726 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13727 * c.opt (-Wpointer-sign): Add.
13728 * doc/invoke.texi: (-Wpointer-sign): Add.
13730 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13732 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13733 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13734 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13735 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13736 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13737 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13738 for TARGET_MIX_SSE_I387.
13739 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13740 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13741 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13742 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13743 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13744 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13745 TARGET_MIX_SSE_I387.
13746 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13749 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13752 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13753 Add movaps alternative for xmm reg->reg move.
13755 2005-01-17 Jeff Law <law@redhat.com>
13757 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13758 at the end of the main DOM loop rather than just before DOM exits.
13760 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13762 PR tree-optimization/19121
13763 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13764 adding aliases to a name tag, also add them to the pointer's
13766 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13767 sensitive alias info at all. Only check that the two pointers
13768 have compatible pointed-to sets.
13769 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13770 a pointer's type tag is a superset of the alias set of the
13771 pointer's name tag.
13773 2005-01-17 James E Wilson <wilson@specifixinc.com>
13776 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13777 comment to document why.
13779 2005-01-17 Richard Henderson <rth@redhat.com>
13781 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13782 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13783 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13784 sse2_vmsminv2df3_finite): New.
13785 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13786 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13787 Force op1 into register.
13789 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13791 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13792 bubblestrap from always rebuilding build directory.
13794 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13796 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13797 ("*cmpmem_short"): Likewise.
13799 2005-01-17 Steven Bosscher <stevenb@suse.de>
13801 * basic-block.h: Document BB_* flags.
13802 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13803 use an sbitmap instead.
13804 * sched-rgn.c (compute_trg_info): Likewise.
13806 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13808 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13809 redundant target_cpu_default and extra_parts lines. Use the default
13811 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13812 (SUBTARGET_EXTRA_SPECS): Delete.
13813 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13814 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13815 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13816 and "n32" for -mabi=n32.
13818 2005-01-17 Ian Lance Taylor <ian@airs.com>
13821 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13822 fold constant variables into initial values.
13824 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13826 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13828 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13829 through the statements backward.
13831 2005-01-17 Ian Lance Taylor <ian@airs.com>
13833 PR middle-end/13127:
13834 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13835 a variable set to the return value of the inlined function.
13837 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13839 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13840 when modes are tieable.
13842 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13844 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13845 of pthread_create to find out if threads are enabled.
13846 * gthr-posix95.h (__gthread_active_p): Likewise.
13848 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13850 * common.opt (-fnew-ra): Remove.
13852 * toplev.h (flag_new_regalloc): Remove.
13853 * Makefile.in (ra*.*): Don't mention.
13854 * passes.c (rest_of_handle_new_regalloc): Remove.
13855 (rest_of_handle_combine, rest_of_compilation): Always consider
13856 flag_new_regalloc as false.
13857 * doc/invoke.texi: Don't document -fnew-ra.
13859 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13861 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13862 last parameter to reg_scan.
13863 * loop.c (loop_optimize): Likewise.
13864 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13865 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13866 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13867 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13868 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13869 * regclass.c (reg_scan): Likewise, for the declaration.
13870 * rtl.h (reg_scan): Likewise, for the prototype.
13872 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13875 mark_dfs_back_edges.
13877 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13879 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13880 (compute_avail): Uses don't go in tmp_gen.
13882 2005-01-16 Steven Bosscher <stevenb@suse.de>
13884 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13885 loop to look for a free slot in a page entry.
13887 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13890 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13891 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13892 just before targetm.asm_out.file_end.
13893 * tree.h (process_pending_assemble_output_defs): Declare.
13894 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13896 (assemble_alias): Defer generation of assembly code for defines when
13897 TARGET_DEFERRED_OUTPUT_DEFS is true.
13898 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13899 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13900 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13902 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13905 * pa.c (pa_scalar_mode_supported_p): New function.
13906 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13907 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13909 * pa-protos.h (prefetch_operand): Delete.
13910 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13911 * pa.c (prefetch_operand): Delete.
13912 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13913 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13914 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13915 and prefetch_nocc_operand.
13916 * pa.md (prefetch): Rework to avoid reload problems handling short
13917 displacements when a cache control completer needs to be provided.
13918 (prefetch_32, prefetch_64): Delete.
13919 (prefetch_cc, prefetch_nocc): New patterns.
13921 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13923 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13925 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13928 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13929 exceeds maximum alignment for global common data.
13930 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13931 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13933 2004-01-15 Roger Sayle <roger@eyesopen.com>
13935 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
13937 2004-01-15 Roger Sayle <roger@eyesopen.com>
13939 * harg-reg-set.h (reg_class_names): Prototype global array.
13940 * regclass.c (reg_class_names): Declare here and initialize to
13942 (dump_regclass): Remove local declaration of reg_class_names.
13943 (regclass): Likewise.
13944 * cfg.c (dump_flow_info): Likewise.
13945 * ra-debug.c (reg_class_names): Likewise.
13946 * regrename.c (reg_class_names): Likewise.
13947 * reload.c (reg_class_names): Likewise.
13948 * reload1.c (spill_failure): Likewise.
13949 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
13951 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
13953 * config/s390/s390.md ("reload_outti"): Remove predicate for
13954 output operand. Abort if operand is not a MEM.
13955 ("reload_outdi", "reload_outdf"): Likewise.
13957 2005-01-15 Marc Espie <espie@openbsd.org>
13959 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
13960 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
13961 * config/openbsd.h: Fix C++ includes for native configurations.
13962 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
13963 Add trampoline support.
13964 * config/i386/openbsdelf.h: New.
13966 2005-01-15 Marc Espie <espie@openbsd.org>
13968 * collect2.c (main): Explicitly parse -dynamic-linker option.
13970 2005-01-15 Jakub Jelinek <jakub@redhat.com>
13972 PR tree-optimization/19060
13973 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
13974 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
13975 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
13976 and handle extract_range_from_cond returning false.
13977 * fold-const.c (fold): Optimize comparisons with min/max even for
13978 width > HOST_BITS_PER_WIDE_INT.
13980 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
13982 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
13983 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
13984 Remove little endian multilib variants.
13985 Add mips32 multilib variant.
13987 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
13989 * explow.c (copy_all_reg, stabilize): Remove.
13990 * expr.h: Remove the corresponding prototypes.
13992 * rtlanal.c (regs_set_between_p): Remove.
13993 * rtl.h: Remove the corresponding prototype.
13995 2005-01-14 David Edelsohn <edelsohn@gnu.org>
13997 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
13998 to rs6000_nonimmediate_operand.
13999 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14000 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14001 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14002 rs6000_nonimmediate_operand.
14003 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14004 rs6000_nonimmediate_operand.
14006 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14008 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14010 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14012 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14014 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14015 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14017 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14018 (rs6k_nonimmediate_operand): New.
14019 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14021 (legitimate_lo_sum_address_p): Same.
14022 (rs6000_legitimize_address): Same.
14023 (rs6000_legitimize_reload_address): Same.
14024 (rs6000_legitimate_address): Same.
14025 (spe_build_register_parallel): Pass DF and DC modes in a DI
14028 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14029 to rs6k_nonimmediate_operand.
14031 * config/rs6000/spe.md ("*frob_df_di"): New.
14032 ("*frob_di_df"): New.
14033 ("*frob_di_df_2"): New.
14034 ("*mov_sidf_e500_subreg0"): New.
14035 ("*mov_sidf_e500_subreg4"): New.
14036 ("*movdf_e500_double"): Change predicate to
14037 rs6k_nonimmediate_operand.
14039 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14041 * postreload.c (move2add_note_store): Only call
14042 trunc_int_for_mode on scalar integers.
14044 2005-01-14 Steven Bosscher <stevenb@suse.de>
14046 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14047 replace BB_VISITED uses.
14048 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14049 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14050 (tree_dce_done): Free visited_control_parents.
14051 (perform_tree_ssa_dce): Allocate and clear it.
14052 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14053 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14054 instead of BB_VISITED.
14056 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14058 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14059 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14060 Remove unused prototypes.
14062 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14064 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14065 64-bit register usage.
14066 (spe_func_has_64bit_regs_p): Add FIXME note.
14068 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14070 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14071 flag_finite_math_only with flag_unsafe_math_optimizations.
14073 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14075 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14076 end-of-stack check.
14077 (__tpf_eh_return): Copy TPF private stack area from the module
14078 boundary stack frame. Add check for when module addresses are
14079 equal, but no stub address is found.
14081 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14084 * arm.h (struct machine_function): Add call_via field.
14085 (thumb_call_via_label): Declare.
14086 * arm.c (thumb_call_via_label): New variable.
14087 (thumb_call_reg_needed): New variable.
14088 (arm_output_function_epilogue): For Thumb code, output any per-function
14089 call-indirect trampolines.
14090 (thumb_call_via_reg): New function.
14091 (arm_file_end): New function.
14092 (TARGET_ASM_FILE_END): Call arm_file_end.
14093 (aof_file_end): Likewise.
14094 * arm-protos.h (thumb_call_via_reg): Declare.
14095 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14096 thumb_call_via_reg in normal case.
14098 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14100 PR middle-end/19084
14101 PR rtl-optimization/19348
14102 * recog.c (peephole2_optimize): Do global life update if some peephole
14103 decides it doesn't need at least one of its inputs and that change
14104 influences liveness at the start of the basic block.
14106 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14107 arguments instead of 1.
14109 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14111 PR middle-end/18820
14112 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14113 zero for nested functions needing a static chain or functions
14114 with a non-constant address.
14116 2005-01-13 Roger Sayle <roger@eyesopen.com>
14118 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14119 (and (sign_extend X) C) into (zero_extend (and X C)).
14121 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14123 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14125 2005-01-13 Richard Henderson <rth@redhat.com>
14130 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14131 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14132 not just TARGET_SSE.
14133 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14134 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14135 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14136 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14137 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14138 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14139 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14140 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14141 (movdicc_c_rex64): Rename with '*'.
14142 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14143 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14144 (movsfcc_1_387): Rename from movsfcc_1.
14145 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14146 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14147 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14148 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14149 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14150 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14151 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14152 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14153 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14154 sse_movdfcc_const0_4): Remove.
14155 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14156 recognize min/max early. Update for changed sse cmove patterns.
14157 (ix86_split_sse_movcc): New.
14158 * config/i386/i386-protos.h: Update.
14160 2005-01-13 Steven Bosscher <stevenb@suse.de>
14162 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14163 (fix_stmt_v_may_defs): Likewise.
14165 2005-01-13 Richard Henderson <rth@redhat.com>
14167 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14168 for converting the mask.
14170 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14172 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14175 2005-01-13 Richard Henderson <rth@redhat.com>
14177 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14178 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14179 IX86_BUILTIN_MOVDQ2Q): Remove.
14180 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14181 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14182 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14184 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14185 (sse2_pextrw): Fix immediate constraint.
14186 (sse2_loadq, sse2_loadq_rex64): Remove.
14187 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14188 Use __builtin_ia32_vec_ext_<size>.
14189 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14191 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14193 * function.c (assign_parm_setup_block): Look inside original
14194 entry_parm when inspecting PARALLEL.
14196 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14197 Joel Sherrill <joel@oarcorp.com>
14200 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14201 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14202 rtems_gxx_recursive_mutex_init.
14203 (__gthread_recursive_mutex_lock): New function.
14204 (__gthread_recursive_mutex_trylock): Likewise.
14205 (__gthread_recursive_mutex_unlock): Likewise.
14207 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14209 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14211 2005-01-13 Jan Beulich <jbeulich@novell.com>
14213 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14214 (ashrti3_internal): Indicate output is early clobber. Generate result
14215 into output rather than first input. Use move for low word of output
14216 if shift count is exactly 64.
14217 (lshrti3_internal): Likewise.
14219 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14223 * reload1.c (delete_output_reload): Don't delete an output reload
14224 if the pseudo lives longer than a single basic block. Adjust and
14225 improve wording of comment.
14227 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14230 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14231 of TYPE_SIZE where we mean the number of bytes.
14233 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14235 * function.c (assign_parm_setup_block): Relax condition on
14236 multi-register optimization.
14238 2005-01-12 Nick Clifton <nickc@redhat.com>
14240 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14241 an "in_delay_slot" attribute of "no" to prevent them being used in
14242 delay slots. This is forbidden because they might generate
14245 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14248 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14249 with r->Y and Y->r.
14251 2005-01-12 Nick Clifton <nickc@redhat.com>
14253 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14254 passed on to GAS) but do not define, as GAS no longer supports or
14255 needs the -m2000 option.
14257 2005-01-11 Roger Sayle <roger@eyesopen.com>
14259 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14260 type as args of unprototyped builtins aren't automatically promoted.
14261 (fold_builtin_abs): Likewise.
14263 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14265 * Makefile.in: Set a `build-warn' variable.
14267 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14269 PR tree-optimization/17949
14270 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14271 (find_interesting_uses_address): Use it.
14273 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14275 * regrename.c (kill_value): Handle subreg's that won't simplify.
14277 2005-01-11 Richard Henderson <rth@redhat.com>
14280 * config/i386/i386.h (enum ix86_builtins): Move ...
14281 * config/i386/i386.c: ... here.
14282 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14283 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14284 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14285 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14286 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14287 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14288 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14289 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14290 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14291 IX86_BUILTIN_LOADDDUP): Remove.
14292 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14293 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14294 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14295 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14296 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14297 (ix86_init_builtins): Make static.
14298 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14299 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14300 if all the modes match. Otherwise, fake it.
14301 (get_element_number, ix86_expand_vec_init_builtin,
14302 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14303 (ix86_expand_builtin): Make static. Update for changed builtins.
14304 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14305 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14306 (ix86_expand_vector_init_duplicate): New.
14307 (ix86_expand_vector_init_low_nonzero): New.
14308 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14309 Split out from ix86_expand_vector_init; handle integer modes.
14310 (ix86_expand_vector_init): Use them.
14311 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14312 * config/i386/i386-protos.h: Update.
14313 * config/i386/predicates.md (reg_or_0_operand): New.
14314 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14315 (movv2sf_internal): Likewise. And a splitter to match them all.
14316 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14317 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14318 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14319 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14320 (mmx_pinsrw): Fix operand ordering.
14321 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14322 rather than sse_loadss expander.
14323 (movv2df splitter): Similarly.
14324 (sse_loadss, sse_loadlss): Remove.
14325 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14326 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14327 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14328 (sse3_movddup): Rename with '*'.
14329 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14330 (sse2_loadsd): Remove.
14331 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14332 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14333 (sse2_pinsrw): Fix argument ordering.
14334 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14335 (sse2_stored): Remove 'r' destination.
14336 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14337 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14338 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14339 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14340 vec_extractv16qi, vec_initv16qi): New.
14342 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14343 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14344 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14346 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14347 (_mm_load_si128, _mm_store_si128): Likewise.
14348 (_mm_load1_pd): Use _mm_set1_pd.
14349 (_mm_load_sd): Use _mm_set_sd.
14350 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14351 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14352 (_mm_set_epi64): Use _mm_set_epi64x.
14353 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14354 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14355 _mm_setr_epi8): Use _mm_set_foo form.
14356 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14357 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14358 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14359 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14360 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14361 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14362 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14363 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14364 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14365 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14366 (_mm_movedup_pd): Use _mm_shuffle_pd.
14367 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14368 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14369 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14370 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14371 Use _mm_setzero_ps.
14372 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14373 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14374 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14375 (_mm_store_ps): Use raw dereference.
14376 (_mm_store1_ps): Use _mm_storeu_ps.
14377 (_mm_storer_ps): Use _mm_store_ps.
14378 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14379 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14381 2005-01-11 Stan Shebs <shebs@apple.com>
14383 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14384 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14386 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14389 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14390 Skip all DECLs except for FIELD_DECLs.
14392 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14394 * config/s390/s390.c (override_options): Return error if
14395 -mbackchain, -mpacked-stack and -mhard-float are used together.
14396 (s390_va_start): Remove the backchain && packed-stack special case.
14397 (s390_gimplify_va_arg): Likewise.
14398 * doc/invoke.texi: Remove the ABI incompatibility note.
14400 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14402 * config/s390/s390.c (struct s390_frame_layout): Remove
14404 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14405 save_backchain_p with TARGET_BACKCHAIN.
14407 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14410 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14411 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14412 * function.c (locate_and_pad_parm): Set new field.
14413 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14414 Tweak where_pad test to include "none". Always set mem align for
14416 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14417 not sufficient for type.
14418 (assign_parm_setup_block): If stack_parm is zero on entry, always
14419 make a new stack local. Block move old stack parm if necessary
14420 to new aligned stack local.
14421 (assign_parm_setup_stack): Use a block move to handle
14422 potentially misaligned entry_parm.
14423 (assign_parms_unsplit_complex): Specify required alignment when
14424 creating stack local.
14425 * calls.c (compute_argument_addresses): Override alignment of stack
14426 arg calculated from its type with the alignment given by
14427 FUNCTION_ARG_BOUNDARY.
14428 (store_one_arg): Likewise.
14430 2005-01-11 Jan Beulich <jbeulich@novell.com>
14432 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14433 Change respective itanium_class attribute to ialu.
14434 (shladdp4_internal): New.
14435 * config/ia64/predicates.md (shladd_log2_operand): New.
14437 2005-01-11 Richard Henderson <rth@redhat.com>
14439 * expr.c (store_constructor): Use rtvec_alloc instead of
14440 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14442 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14444 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14446 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14448 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14449 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14450 (TARGET_RWRELOC): Define.
14451 (ia64_rwreloc_section_type_flags): Delete.
14452 (ia64_section_type_flags): New function.
14453 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14454 (TARGET_RWRELOC): Define.
14456 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14459 * config/ia64/ia64.c (process_set): For alloc insn, only call
14460 process_epilogue is !frame_pointer_needed.
14462 2005-01-10 Roger Sayle <roger@eyesopen.com>
14465 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14466 unary operator and can't be treated as a binary/comparison operator.
14468 2005-01-10 Richard Henderson <rth@redhat.com>
14470 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14471 (ix86_return_in_memory): Likewise.
14472 (function_arg_advance): Likewise. Mirror structure in function_arg
14473 for choosing register to advance.
14475 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14477 * tree-vectorizer.c, tree.def: Fix comment typos.
14479 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14481 * config/s390/s390.c (struct processor_costs): 4 new fields:
14482 ddbr, ddr, debr, der.
14483 (s390_rtx_costs): More precise handling of divide instructions.
14485 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14487 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14489 2005-01-10 Jan Beulich <jbeulich@novell.com>
14491 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14492 names resulting from -ffunction-sections/-fdata-sections and linkonce
14494 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14495 based on the section name. Rearrange the section name comparison logic
14496 slightly so that each section name is compared against at most once.
14498 2005-01-10 Ben Elliston <bje@au.ibm.com>
14500 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14501 targets for which -fPIC reduces limitations on the GOT size.
14503 2005-01-09 Falk Hueffner <falk@debian.org>
14505 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14508 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14511 * collect2.c (main): Set aixrtl_flag for -brtl option.
14512 (resolve_lib_name): Search for .so file extension before .a
14513 if aixrtl_flag set.
14515 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14517 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14518 (vect_analyze_data_refs_alignment): Add dump prints.
14520 2005-01-09 Ira Rosen <irar@il.ibm.com>
14522 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14523 expr_invariant_in_loop_p.
14524 Initialize outputs first thing in the function.
14525 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14526 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14527 (vect_analyze_pointer_ref_access): Check that the initial condition of
14528 the access function is loop invariant.
14530 2005-01-09 Richard Henderson <rth@redhat.com>
14532 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14533 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14534 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14535 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14536 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14537 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14538 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14539 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14540 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14541 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14542 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14543 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14544 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14545 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14546 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14547 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14548 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14549 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14550 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14551 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14552 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14553 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14554 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14556 (mmx_clrdi, pavgusb): Remove.
14557 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14558 with leading sse_ prefix.
14559 * config/i386/sse.md: Receive them.
14560 * config/i386/mmx.md: New file.
14561 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14562 (subrv2sf3): Turn into expander for normal subtraction.
14563 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14564 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14565 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14566 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14567 commutative; use ix86_binary_operator_ok.
14568 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14569 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14570 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14571 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14572 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14573 Macroize from existing patterns; use ix86_binary_operator_ok.
14574 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14575 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14576 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14577 with vec_select+vec_concat.
14578 (mmx_pshufw, mmx_pshufw_1): Likewise.
14579 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14580 (mmx_uavgv4hi3): Model correctly.
14581 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14582 _mm_xor_si64): Remove casts.
14584 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14586 PR tree-optimization/19224
14587 * tree-scalar-evolution.c (get_instantiated_value,
14588 set_instantiated_value): New functions.
14589 (instantiate_parameters_1): Cache the results.
14590 (instantiate_parameters, resolve_mixers): Initialize and free
14593 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14595 * config/i386/i386.md (addhi_4): Correct reference in comment.
14598 2005-01-08 Richard Henderson <rth@redhat.com>
14600 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14601 (_mm_cvtsi128_si64x): Likewise.
14602 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14603 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14604 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14605 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14606 * config/i386/i386-protos.h: Update.
14607 * config/i386/i386.c (print_operand): Add 'H'.
14608 (ix86_fixup_binary_operands): Split out from ...
14609 (ix86_expand_binary_operator): ... here.
14610 (ix86_fixup_binary_operands_no_copy): New.
14611 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14612 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14613 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14614 (safe_vector_operand): Use CONST0_RTX.
14615 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14616 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14617 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14618 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14620 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14621 (IX86_BUILTIN_CMPNGESS): New.
14622 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14623 (attr type): Add sselog1.
14624 (attr unit, attr memory): Handle it.
14625 (movti, movti_internal, movti_rex64): Move near other integer moves.
14626 (movtf, movtf_internal): Move near other fp moves.
14627 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14628 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14629 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14630 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14631 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14632 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14633 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14634 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14635 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14636 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14637 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14638 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14639 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14640 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14641 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14642 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14643 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14644 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14645 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14646 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14647 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14648 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14649 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14650 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14651 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14652 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14653 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14654 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14655 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14656 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14657 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14658 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14659 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14660 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14661 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14662 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14663 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14664 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14665 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14666 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14667 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14668 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14669 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14670 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14672 (SSEPUSH, push<SSEPUSH>): Remove.
14673 (MMXPUSH, push<MMXPUSH>): Remove.
14674 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14675 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14676 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14677 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14678 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14679 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14680 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14681 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14682 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14683 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14684 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14685 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14686 (ppro_sse_log_V4SF): Handle sselog1.
14687 * config/i386/predicates.md (const_0_to_1_operand): New.
14688 (const_0_to_255_mul_8_operand): New.
14689 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14690 (const_2_to_3_operand, const_4_to_7_operand): New.
14691 * config/i386/sse.md: New file.
14692 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14693 (sse_movups): Rename from sse_movups_1.
14694 (sse_loadlss): Rename from sse_loadss_1.
14695 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14697 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14698 (absv4sf2, negv2df, absv2df): New.
14699 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14700 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14701 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14702 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14703 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14704 (sse3_addsubv4sf3): Model correctly.
14705 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14706 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14707 (sse_movhlps): Model with vec_select+vec_concat.
14708 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14709 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14710 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14711 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14712 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14713 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14714 sse2_pshufhw_1): Likewise.
14715 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14716 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14717 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14718 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14719 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14720 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14721 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14722 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14723 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14724 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14725 sminv8hi3): Mark commutative
14726 operands. Use ix86_binary_operator_ok.
14727 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14728 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14729 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14730 sse2_punpcklqdq): Allow operand2 in memory.
14731 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14732 sse2_movsd): Add memory alternatives.
14733 (sse_storelps): Turn expander into an insn; split after reload.
14734 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14735 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14737 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14739 * configure.ac (DWARF-2 debug_line): Use objdump.
14740 * configure: Regenerate.
14742 2005-01-08 Jeff Law <law@redhat.com>
14743 Diego Novillo <dnovillo@redhat.com>
14745 PR tree-optimization/18241
14746 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14747 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14748 statements with volatile operands.
14749 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14750 operands after marking a statement with has_volatile_ops.
14752 2005-01-08 Roger Sayle <roger@eyesopen.com>
14754 * tree.c (int_fits_type_p): Always honor integer constant
14755 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14757 2005-01-08 Roger Sayle <roger@eyesopen.com>
14759 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14760 the latent bug in rtl_delete_block has been resolved.
14762 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14764 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14765 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14767 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14769 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14770 library as @multilib_dir@/$(SHLIB_SONAME).
14772 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14774 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14775 * configure: Regenerate.
14777 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14779 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14782 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14785 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14786 Convert non-word aligned offset address using ld/std into
14789 2005-01-07 Richard Henderson <rth@redhat.com>
14791 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14793 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14795 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14797 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14799 PR tree-optimization/19283
14800 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14801 is not shorter than the original type.
14803 PR rtl-optimization/19012
14804 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14806 PR rtl-optimization/18861
14807 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14808 (FULL_STATE): Define.
14809 (mark_tablejump_edge): New function.
14810 (purge_dead_tablejump_edges): New function.
14811 (find_bb_boundaries): Use it.
14813 PR tree-optimization/18828
14814 * builtins.c (expand_builtin_next_arg): Remove argument and all
14815 the argument checking.
14816 (expand_builtin): Adjust caller.
14817 (expand_builtin_va_start): Likewise. Remove error for too many
14819 (fold_builtin_next_arg): Issue error for too many arguments.
14820 After checking arguments, replace them with magic arguments that
14821 prevent further checking of the args.
14823 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14825 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14827 2005-01-06 Roger Sayle <roger@eyesopen.com>
14830 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14831 and %{.S:...} (and their negative variants) to test whether the
14832 input file is assembler or pre-processed-assembler independent of
14833 the actual filename extension.
14835 2005-01-06 Roger Sayle <roger@eyesopen.com>
14837 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14838 of sign or zero extended values.
14840 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14842 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14843 for IBM long double format correctly.
14845 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14847 Fix PR tree-optimization/18792
14849 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14850 to first_loop_depth, and use loop depth instead of loop number.
14851 (build_classic_dir_vector): Ditto.
14852 (compute_data_dependences_for_loop): Use depth, not loop number.
14853 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14854 number. Pass in loops, instead of loop numbers.
14855 (gather_interchange_stats): Ditto.
14856 (linear_transform_loops): Ditto.
14858 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14861 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14862 biv_fits_mode_p, extension_within_bounds_p): New functions.
14863 (check_ext_dependent_givs): Use them.
14865 2005-01-06 Roger Sayle <roger@eyesopen.com>
14867 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14868 more than one barrier, in which case we should delete them all.
14870 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14872 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14874 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14876 Fix PR middle-end/19286
14878 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14879 output this subprogram, simply ignore this attempt to do it again.
14880 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14881 origin attribute if it's not possible.
14882 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14883 (decls_for_scope): Ditto.
14884 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14885 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14887 2005-01-05 Richard Henderson <rth@redhat.com>
14890 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14891 (bdesc_2arg): Use it.
14892 (ix86_expand_binop_builtin): Force operands into registers
14894 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14895 ix86_expand_sse_compare, ix86_expand_sse_comi,
14896 ix86_expand_builtin): Likewise.
14898 2005-01-05 Richard Henderson <rth@redhat.com>
14900 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14902 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14903 (mulv4hi3): Set itanium_class mmmul.
14904 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14905 (fpack): Rename from fpack_sfsf.
14907 2005-01-05 Richard Henderson <rth@redhat.com>
14910 * reload1.c (do_input_reload): Restrict the optimization deleteing
14911 a previous output reload to RELOAD_FOR_INPUT.
14913 2005-01-05 Steven Bosscher <stevenb@suse.de>
14915 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14916 comment that we fall through after case.
14917 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14918 (distribute_links): Likewise.
14919 * cse.c (cse_insn): Likewise.
14920 * cselib.c (cselib_invalidate_mem): Likewise.
14921 * df.c: Update comments at the top of the file.
14922 (read_modify_subreg_p): Update comments here too.
14923 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14924 * flow.c (mark_set_1): Likewise.
14925 (mark_used_regs): Likewise.
14926 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14927 (canon_list_insert): Likewise.
14928 (mark_set): Likewise.
14929 (try_replace_reg): Likewise.
14930 (store_killed_in_insn): Likewise.
14931 * loop.c (count_one_set): Likewise.
14932 (basic_induction_var): Likewise.
14933 * postreload-gcse.c (find_mem_conflicts): Likewise.
14934 * postreload.c (reload_combine_note_store): Likewise.
14935 (move2add_note_store): Likewise.
14936 * reload.c (find_equiv_reg): Likewise.
14937 (mark_referenced_resources): Likewise.
14938 * rtlanal.c (set_noop_p): Likewise.
14939 (note_stores): Likewise.
14940 (note_uses): Likewise.
14941 * sched-deps.c (sched_analyze_1): Likewise.
14942 * sched-rgn.c (check_live_1): Likewise.
14943 (update_live_1): Likewise.
14944 * config/i860/i860.c: Likewise.
14946 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
14948 (ZERO_EXTRACT): Mention that this one can be an lvalue.
14950 * doc/rtl.texi: Update documentation for bit-fields and SET.
14952 2005-01-05 Roger Sayle <roger@eyesopen.com>
14954 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
14956 2005-01-05 Jan Hubicka <jh@suse.cz>
14957 Richard Henderson <rth@redhat.com>
14960 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
14963 2005-01-05 Richard Henderson <rth@redhat.com>
14966 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
14967 (sse_shufps): Change operand 3 to const_int_operand.
14968 (sse2_storelps): Fix typo in template.
14969 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
14970 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
14971 (ix86_expand_builtin): Likewise.
14973 2005-01-05 Julian Brown <julian@codesourcery.com>
14975 * config/arm/arm.c (arm_return_in_memory): Treat complex types
14976 as aggregates for AAPCS ABIs.
14978 2005-01-05 Stan Shebs <shebs@apple.com>
14980 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
14981 Mach-O getters if ppc64.
14982 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
14984 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
14985 signed four-byte field for global code case.
14986 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
14988 2005-01-05 Roger Sayle <roger@eyesopen.com>
14990 PR middle-end/19100
14991 * c-common.c: Include real.h.
14992 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
14993 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
14994 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
14995 * Makefile.in (c-common.o): Update dependencies.
14997 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14999 * c-parse.in (asm_string): Add trailing semicolon.
15001 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15003 * c-parse.in (asm_string): New. Don't allow wide strings in
15005 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15006 asm_string instead of STRING.
15008 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15010 * c-typeck.c (constructor_no_implicit): Remove.
15011 (set_designator, process_init_element): Don't check
15012 constructor_no_implicit.
15014 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15015 Kaz Kojima <kkojima@gcc.gnu.org>
15018 * lcm.c (create_pre_exit): New.
15019 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15020 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15022 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15024 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15025 -msoft-float in target_float_switch.
15026 * arm.c (arm_override_options): Fix processing of target_float_switch.
15028 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15030 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15033 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15035 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15036 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15038 2005-01-04 Roger Sayle <roger@eyesopen.com>
15040 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15041 if deleting the then-block allows the test-block to fallthru to the
15044 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15047 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15048 after the full declaration if the are in two different TUs.
15050 2005-01-04 Richard Henderson <rth@redhat.com>
15053 * tree-sra.c (generate_one_element_init): Just
15054 call gimplify_and_add.
15055 (generate_element_init): Record the
15056 new referenced variables and mark them for renaming
15057 and split out to ...
15058 (generate_element_init_1): This.
15059 (scalarize_init): Don't call push_gimplify_context/
15060 pop_gimplify_context.
15062 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15064 * toplev.c (get_src_pwd): Handle failure of getpwd().
15066 2005-01-04 Roger Sayle <roger@eyesopen.com>
15068 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15070 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15071 all the cases handled by it are inverted by invert_truthvalue.
15073 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15075 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15076 (save_register_windowsi): Likewise.
15078 2005-01-04 Richard Henderson <rth@redhat.com>
15080 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15082 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15084 PR middle-end/17767
15085 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15086 any simplifications of vector mode comparison operators.
15087 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15089 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15090 Devang Patel <dpatel@apple.com>
15092 PR tree-optimization/18308
15093 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15094 the operands before creating a new expression.
15095 * dojump.c (do_jump): Make drop_through_label available
15096 for all cases. Add expansion of COND_EXPR.
15098 2005-01-04 Ira Rosen <irar@il.ibm.com>
15100 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15101 INTEGER_CST instead of TREE_CONSTANT.
15102 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15103 instead of TREE_CONSTANT.
15104 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15105 instead of TREE_CONSTANT.
15107 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15109 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15111 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15114 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15115 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15117 2005-01-03 Richard Henderson <rth@redhat.com>
15119 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15120 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15121 fold_convert_const_real_from_real): Split out from ...
15122 (fold_convert_const): ... here.
15124 2005-01-03 Richard Henderson <rth@redhat.com>
15127 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15128 (mov<MMXMODEI>_internal): Likewise.
15129 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15130 Add V2SF case; use it for SSE1; don't use TI.
15131 (movdf_integer): Likewise.
15132 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15134 2005-01-03 Ira Rosen <irar@il.ibm.com>
15136 * tree-vectorizer.c (vect_strip_conversions): New function.
15137 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15138 check for binary class.
15140 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15144 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15146 * gimple-low.c (mark_blocks_with_used_vars): New function.
15147 (mark_blocks_with_used_subblocks): Ditto.
15148 (mark_used_blocks): Ditto.
15149 (pass_mark_used_blocks): New pass.
15150 * tree-inline.c: Include debug.h.
15151 (expand_call_inline): Call outlining_inline_function here.
15152 * tree-optimize.c (init_tree_optimization_passes): Add
15153 pass_mark_used_blocks.
15154 * tree-pass.h (pass_mark_used_blocks): New.
15155 * Makefile.in (tree-inline.o): Add debug.h dependency.
15157 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15159 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15160 VAR_DECLs to have weak_import attribute.
15162 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15165 2004-01-03 Steven Bosscher <stevenb@suse.de>
15167 * passes.c (rest_of_compilation): Don't run regmove if only
15168 flag_expensive_optimizations, require flag_regmove instead.
15170 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15172 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15174 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15175 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15176 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15177 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15179 2005-01-03 Richard Henderson <rth@redhat.com>
15181 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15182 (ia64_const_ok_for_letter_p): New.
15183 (ia64_const_double_ok_for_letter_p): New.
15184 (ia64_extra_constraint): New.
15185 (ia64_expand_vecint_compare): New.
15186 (ia64_expand_vcondu_v2si): New.
15187 (ia64_expand_vecint_cmov): New.
15188 (ia64_expand_vecint_minmax): New.
15189 (ia64_print_operand): Add 'v'.
15190 (ia64_preferred_reload_class): New.
15191 (ia64_vector_mode_supported_p): New.
15192 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15193 (PREFERRED_RELOAD_CLASS): Move to function.
15194 (CONST_OK_FOR_LETTER_P): Move to function.
15195 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15196 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15197 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15198 (EXTRA_CONSTRAINT): Move to function.
15199 * config/ia64/ia64.md: Include vect.md.
15200 (itanium_class): Add mmalua.
15202 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15204 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15205 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15207 (const_int_2bit_operand): New.
15208 (fr_reg_or_0_operand): New.
15209 * config/ia64/ia64-modes.def: Add vector modes.
15210 * config/ia64/ia64-protos.h: Update.
15211 * config/ia64/vect.md: New file.
15213 2005-01-03 Richard Henderson <rth@redhat.com>
15215 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15217 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15220 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15222 (log1pdf2): Change mode of operands[0,1] to DFmode.
15224 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15226 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15227 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15228 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15229 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15230 SPARC_RELAXED_ORDERING.
15232 2005-01-03 Richard Henderson <rth@redhat.com>
15233 Uros Bizjak <uros@kss-loka.si>
15236 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15237 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15238 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15240 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15241 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15242 const_pow2_1_to_128_operand): New predicates.
15244 2005-01-02 Greg McGary <greg@mcgary.org>
15246 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15248 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15249 object. [ptr_type]: Remove unused variable.
15250 Remember nearest addressable array-element or record-component
15251 when checking bitfield components. Tolerate empty BIND_EXPR.
15253 2005-01-01 Richard Henderson <rth@redhat.com>
15255 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15256 that don't narrow the value. Fail for other conversions.
15258 2005-01-01 Richard Henderson <rth@redhat.com>
15261 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15262 * c-lang.c (finish_file): Don't do it here.
15263 * objc/objc-act.c (objc_finish_file): Likewise.
15265 * cgraph.c (decl_assembler_name_equal): New.
15266 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15267 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15268 * cgraph.h (struct cgraph_varpool_node): Add next.
15269 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15270 * varasm.c (assemble_alias): Mark the target as needed.
15272 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15274 PR middle-end/19221
15275 * function.c (get_arg_pointer_save_area): Use entry_of_function
15276 instead of get_insns.
15278 2005-01-01 Roger Sayle <roger@eyesopen.com>
15279 Andrew Pinski <pinskia@physics.uc.edu>
15280 James E. Wilson <wilson@specifixinc.com>
15282 PR rtl-optimization/12092
15283 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15286 2005-01-01 Roger Sayle <roger@eyesopen.com>
15287 Olivier Hainque <hainque@act-europe.fr>
15289 * tree.c (int_fits_type_p): A narrower type always fits in a
15290 wider one, except for negative values into unsigned types.
15292 2005-01-01 Roger Sayle <roger@eyesopen.com>
15294 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15295 with the original constant rather than require TREE_OVERFLOW.
15297 2005-01-01 Steven Bosscher <stevenb@suse.de>
15299 PR middle-end/17544
15300 * c-decl.c (finish_function): If compiling C99, annotate the
15301 compiler generated return with the current file name and line 0.
15302 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15303 the source line is greater than 0.
15304 (remove_bb): Likewise.