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1 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
2
3 * tree-flow.h (tree_ann_common_d): Move aux to ...
4 (stmt_ann_d): ... here.
5 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
6 move_computations_stmt, schedule_sm): Update references to
7 aux.
8 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
9
10 * tree-cfg.c (remove_bb): Remove a redundant call to
11 set_bb_for_stmt.
12 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
13 Likewise.
14
15 2005-05-03 Richard Henderson <rth@redhat.com>
16
17 * config/rs6000/rs6000.c: Remove conflict markers.
18
19 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
20
21 2005-05-03 James E Wilson <wilson@specifixinc.com>
22
23 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
24
25 2005-05-03 DJ Delorie <dj@redhat.com>
26
27 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
28 decide if the warning will be printed.
29 * calls.c (expand_call): Likewise.
30 * function.c (init-function_start): Likewise.
31
32 * common.opt (-fdiagnostics-show-option): New.
33 * opts.c (option_enabled): Accept the option index instead of a
34 pointer to the option descriptor.
35 * opts.h (option_enabled): Likewise.
36 * toplev.c (print_switch_values): Pass option index, not option
37 descriptor.
38 * diagnostic.h (diagnostic_info): Add option_index.
39 * diagnostic.c: Include opts.h.
40 (diagnostic_set_info): Initialize option_index.
41 (diagnostic_report_diagnostic): Amend option name if appropriate.
42 (warning): Check to see if the specified warning is enabled.
43 Store option index.
44 * doc/invoke.texi (-fdiagnostics-show-options): Document.
45
46 2005-05-03 Richard Henderson <rth@redhat.com>
47
48 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
49 SPEC_OR_GEN_REGS definitions.
50
51 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
52
53 PR target/16888
54 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
55 for unavailable registers.
56
57 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
58
59 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
60
61 * cfglayout.c (block_locators_blocks,
62 insn_locators_initialize, insn_scope): Use VEC instead of
63 VARRAY.
64
65 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
66 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
67 VARRAY.
68
69 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
70
71 * config/sparc/predicates.md (const_compl_high_operand): New.
72 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
73 gen_safe_HIGH64.
74 (sparc_emit_set_const64_quick1): Adjust for above change.
75 (sparc_emit_set_const64_quick2): Likewise.
76 (sparc_emit_set_const64_longway): Likewise.
77 (sparc_emit_set_const64): Likewise.
78 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
79 movdi_const64_special): Delete.
80 (logical constant splitters): Use const_compl_high_operand.
81
82 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
83
84 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
85 rather than STRIP_NOPS.
86
87 2005-05-03 Jakub Jelinek <jakub@redhat.com>
88
89 PR rtl-optimization/21330
90 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
91 returning non-NULL.
92 (unswitch_single_loop): Clear cinsn when retrying.
93
94 PR target/21297
95 * config/i386/i386.c (legitimize_address): When canonicalizing
96 ASHIFT into MULT, multiply by 1 << shift_count instead of
97 1 << log2 (shift_count).
98
99 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
100
101 * lambda-code.c (gcc_loop_to_lambda_loop,
102 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
103 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
104 generic operand interface.
105 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
106 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
107 generic operand interface.
108 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
109 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
110 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
111 num_imm_uses): Use ssa_use_operand_t.
112 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
113 get_v_must_def_ops): Delete.
114 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
115 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
116 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
117 get_v_must_def_kill_ptr): Delete.
118 (delink_stmt_imm_use): Move and use new operand interface.
119 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
120 op_iter_next_tree): Use new operand implementation.
121 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
122 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
123 type check.
124 (op_iter_next_mustdef, op_iter_next_maydef,
125 op_iter_next_must_and_may_def): Delete. Replace with...
126 (op_iter_next_maymustdef): New. Combine must and may next operations.
127 (op_iter_init_maydef, op_iter_init_mustdef,
128 op_iter_init_must_and_may_def): Use new interface.
129 (single_ssa_tree_operand ): New. Process single operands only as trees.
130 (single_ssa_use_operand): New. Process single operands only as uses.
131 (single_ssa_def_operand): New. Process single operands only as defs.
132 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
133 specified types.
134 (num_ssa_operands): New. Count the number of specified operands.
135 (compare_ssa_operands_equal): New. Compare two statements' operands.
136 (single_phi_def): New. Return true if PHI has one def of the specified
137 operand type.
138 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
139 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
140 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
141 (struct stmt_ann_d): Operands field no longer require GTY().
142 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
143 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
144 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
145 dump_replaceable_exprs, rewrite_trees): Use generic interface.
146 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
147 Use use_operand_p instead of ssa_imm_use_t *.
148 * tree-pretty-print.c (dump_vops): check if operands are active before
149 dumping virtual operands.
150 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
151 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
152 (ccp_fold): Use new interface.
153 (ccp_visit_stmt): Remove unused variables and code.
154 (convert_to_gimple_builtin): Insert statements before calling
155 mark_new_vars_to_rename.
156 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
157 (copy_prop_visit_cond_stmt): Use generic interface.
158 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
159 annotation in table.
160 (thread_across_edge): Use generic interface.
161 (initialize_hash_element): Initialzie with stmt, not annotation.
162 (eliminate_redundant_computations): Use generic interface.
163 (record_equivalences_from_stmt): Pass stmt, not annotation.
164 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
165 interface.
166 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
167 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
168 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
169 generic operand interface.
170 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
171 interface.
172 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
173 Interface.
174 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
175 (build_defs, build_uses, build_v_may_defs, build_vuses,
176 build_v_must_defs): Change type to struct opbuild_list_d.
177 (ops_active): New. Operands active boolean.
178 (operand_memory, operand_memory_index): New. Operand memory managers.
179 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
180 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
181 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
182 Change from functions to static variable list heads.
183 (opbuild_initialize_virtual): New. Initialize a virtual build list.
184 (opbuild_initialize_real): New. Initialize a virtual build list.
185 (opbuild_free): New. Free a build list.
186 (opbuild_num_elems): New. Number of items in a list.
187 (opbuild_append_real): New. Add a real (tree *) operand.
188 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
189 (opbuild_first): New. Return first element index in a list.
190 (opbuild_next): New. Return next element in a list.
191 (opbuild_elem_real): New. Return real element.
192 (opbuild_elem_virtual): New. Return virtual element.
193 (opbuild_elem_uid): New. Return UID of virtual element.
194 (opbuild_clear): New. Reset an operand list.
195 (opbuild_remove_elem): New. Remove an element form a list.
196 (ssa_operands_active): New. Return true if operand cache is active.
197 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
198 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
199 (correct_use_link): Use use_operand_p.
200 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
201 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
202 (cleanup_v_may_defs): Use new implmentation.
203 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
204 implementation.
205 (append_def, append_use, append_v_may_def, append_vuse,
206 append_v_must_def): Call opbuild_append routine instead of using varray.
207 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
208 global parse_old_ops variable.
209 (free_ssa_operands): New implementation.
210 (update_stmt_operands): Move. Change argument to build_ssa_operands.
211 (copy_virtual_operands): Move. New generic implementation.
212 (create_ssa_artficial_load_stmt): Move. New implementation.
213 (swap_tree_operands): Update for new implementation.
214 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
215 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
216 rather than a varray.
217 (verify_imm_links): Use use_operand_p.
218 (dump_immediate_uses_for): If the immediate use variable is a virtual
219 variable, show the virtual ops in the stmt.
220 * tree-ssa-operands.h (def_operand_p): No longer a structure.
221 (NULL_DEF_OPERAND_P): Now a #define.
222 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
223 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
224 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
225 mustdef_optype_d): New. Use Linked list representation.
226 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
227 (struct ssa_operand_memory_d): New. Allocated Chunk node.
228 (struct stmt_operands_d): Change to new pointers that are not GTY.
229 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
230 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
231 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
232 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
233 SET_V_MUST_DEF_KILL): Delete.
234 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
235 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
236 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
237 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
238 (enum ssa_op_iter_type): Operand iterator typechecking values.
239 (struct ssa_operand_iterator_d): Use linked lists of operands.
240 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
241 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
242 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
243 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
244 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
245 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
246 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
247 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
248 * tree-ssa-opfinalize.h: New. Function templates for expansion.
249 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
250 alloc_vuse, and alloc_mustdef.
251 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
252 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
253 and finalize_ssa_v_must_def_ops.
254 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
255 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
256 stmt around.
257 (compute_avail): Use generic iterator interface.
258 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
259 (stmt_makes_single_load, stmt_makes_single_store): Use
260 ZERO_SSA_OPERANDS.
261 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
262 (statement_sink_location): Use generic interface.
263 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
264 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
265 reset the immediate use link nodes.
266 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
267 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
268 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
269 (eliminate_tail_call): Use generic operand interface.
270 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
271 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
272 interface.
273 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
274 interface.
275 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
276 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
277 vuse_optype.
278 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
279 Use statement pointer instead of vuse_optype. Use generic interface.
280 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
281 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
282 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
283 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
284 * doc/tree-ssa.texi: Update documentation for operand interface.
285
286 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
287
288 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
289 gcc_unreachable as appropriate.
290 (machopic_function_base_name, machopic_indirect_data_reference,
291 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
292 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
293 * config/rs6000/altivec.md (*mov<mode>_internal,
294 build_vector_mask_for_load): Likewise.
295 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
296 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
297 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
298 * config/rs6000/predicates.md (easy_fp_constant,
299 logical_operand): Likewise.
300 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
301 compute_save_world_info, rs6000_emit_prologue,
302 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
303 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
304 directly.
305
306 2005-05-03 Uros Bizjak <uros@kss-loka.si>
307
308 PR middle-end/21282
309 * convert.c (convert_to_integer): Convert ceil and floor in
310 c99 mode only.
311
312 2005-04-29 Geoffrey Keating <geoffk@apple.com>
313
314 PR target/20813
315 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
316 define_insn_and_split. Split only when memory operand is
317 offsettable. Use adjust_address rather than plus_constant.
318 (floatunssidf2_internal): Likewise.
319 (fix_truncdfsi2_internal): Split only when memory operand is
320 offsettable. Use adjust_address rather than plus_constant.
321 (fix_trunctfsi2_internal): Likewise.
322 (floatsidf2_internal): Likewise.
323
324 2005-05-02 Diego Novillo <dnovillo@redhat.com>
325
326 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
327 (set_value_range_to_null): Likewise.
328 (set_value_range_to_varying): New function. Use it in all
329 call sites that used to call set_value_range (vr, VR_VARYING, ...).
330 (extract_range_from_assert): If the integral type has a
331 super-type, and LIMIT is not within MIN and MAX values of that
332 type, set the resulting range to VR_VARYING.
333
334 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
335
336 * config/mmix/mmix.opt: New file.
337 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
338 (mmix_cc1_ignored_option): Don't declare.
339 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
340 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
341 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
342 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
343 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
344 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
345 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
346 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
347 Don't define.
348 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
349 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
350 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
351
352 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
353
354 PR c/15698
355 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
356 * c-decl.c (current_function_prototype_built_in,
357 current_function_prototype_arg_types): New.
358 (merge_decls): Keep source location of prototype followed by
359 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
360 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
361 (start_function): Always set current_function_prototype_locus,
362 current_function_prototype_built_in and
363 current_function_prototype_arg_types. Check for external
364 prototype whether or not visible for external function and set
365 current_function_prototype_arg_types accordingly.
366 (store_parm_decls_oldstyle): Use
367 current_function_prototype_arg_types for checking old-style
368 definition against prototype. Give warnings only if
369 current_function_prototype_built_in).
370
371 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
372
373 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
374 (ggc_alloc_zone_stat): Don't define.
375 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
376 ggc_alloc_zone_pass_stat.
377 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
378 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
379 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
380
381 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
382
383 * calls.c (expand_call): Handle current_function_pretend_args_size
384 when checking for sibcalls.
385
386 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
387
388 PR tree-optimization/21294
389 * tree-vrp.c (vrp_expr_computes_nonzero): New.
390 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
391
392 2005-05-02 Janis Johnson <janis187@us.ibm.com>
393
394 PR 19985
395 * gcov-io.h: Declare gcov external functions hidden.
396
397 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
398
399 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
400 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
401 Use VEC instead of VARRAY.
402 (equiv_free): New.
403
404 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
405 out common code.
406
407 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
408
409 * c-common.c (resolve_overloaded_builtin): Forward to target
410 hook for BUILT_IN_MD built-ins.
411 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
412 for all types of built-in.
413 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
414 in the definition of the target hooks struct.
415 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
416 * config/rs6000/altivec.h: Rewritten.
417 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
418 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
419 rs6000_builtin_type, rs6000_builtin_type_compatible,
420 altivec_overloaded_builtins, rs6000_builtin_type,
421 rs6000_builtin_type_compatible): New.
422 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
423 New.
424 (def_builtin): Turn into a function. Check for duplicates and store
425 the builtin into rs6000_builtin_decls.
426 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
427 bdesc_1arg): Add overloaded builtins.
428 (altivec_expand_builtin): Check for unresolved overloaded builtins,
429 do not support ALTIVEC_COMPILETIME_ERROR.
430 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
431 nodes to represent front-end types.
432 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
433 with opaque arguments and/or return values.
434 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
435 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
436 (rs6000_builtin_type_index): New.
437 (is_ev64_opaque_type): Rename to...
438 (rs6000_is_opaque_type): ... this.
439 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
440 target hook.
441
442 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
443
444 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
445 instead of VARRAY.
446
447 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
448 Bernd Schmidt <bernd.schmidt@analog.com>
449
450 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
451 print_address_operand, print_operand, legitimize_pic_address,
452 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
453 output_pop_multiple): Use gcc_assert or gcc_unreachable as
454 appropriate.
455 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
456
457 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
458
459 * doc/passes.texi: Document vectorization pass.
460
461 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
462
463 * tree-scalar-evolution.c (get_exit_conditions_rec,
464 select_loops_exit_conditions,
465 number_of_iterations_for_all_loops,
466 analyze_scalar_evolution_for_all_loop_phi_nodes,
467 scev_analysis): Use VEC instead of VARRAY.
468
469 2005-05-02 Michael Matz <matz@suse.de>
470
471 PR c++/19542
472 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
473 (warn_strict_null_sentinel): Define.
474 (check_function_sentinel): Check for null_node as valid sentinel too.
475 * c-common.h (c_tree_index): Added CTI_NULL.
476 (null_node) Define global_tree[CTI_NULL].
477 (warn_strict_null_sentinel): Declare.
478 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
479 * c.opt: (Wstrict-null-sentinel): New C++ option.
480 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
481
482 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
483
484 * gimplify.c (gimplify_compound_lval): Use VEC instead of
485 VARRAY.
486
487 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
488
489 * dwarf2out.c (decl_scope_table, push_decl_scope,
490 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
491 instead of VARRAY.
492
493 2005-05-01 Mark Mitchell <mark@codesourcery.com>
494
495 PR C++/14391
496 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
497 if !flag_weak.
498 * doc/cpp.texi (__DEPRECATED): Document.
499 (__EXCEPTIONS): Likewise.
500 (__GXX_WEAK__): Likewise.
501
502 * function.c (INVOKE__main): Do not define.
503 (expand_main_function): Check HAS_INIT_SECTION when determining
504 whether or not to call __main.
505
506 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
507
508 * tree-ssa-loop-ivopts.c: Fix a comment typo.
509
510 2005-01-05 Paul Brook <paul@codesourcery.com>
511
512 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
513 (INITIALIZE_TRAMPOLINE): Use it.
514 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
515 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
516 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
517
518 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
519
520 * doc/install.texi (Specific): Omit dots in the @anchors names
521 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
522 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
523
524 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
525
526 PR tree-optimization/18316
527 PR tree-optimization/19126
528 * tree.c (build_int_cst_type): Avoid shift by size of type.
529 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
530 argument.
531 * tree-scalar-evolution.h (simple_iv): Declaration changed.
532 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
533 field.
534 (dump_cand): Dump depends_on information.
535 (determine_biv_step): Add argument to simple_iv call.
536 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
537 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
538 constant.
539 (add_candidate_1): Record depends_on for candidates.
540 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
541 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
542 Handle ivs with nonconstant step.
543 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
544 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
545 (create_new_iv): Unshare the step before passing it to create_iv.
546 (free_loop_data): Free cand->depends_on.
547 (build_addr_strip_iref): New function.
548 (find_interesting_uses_address): Use build_addr_strip_iref.
549 (strip_offset_1): Split the recursive part from strip_offset.
550 Strip constant offset component_refs and array_refs.
551 (strip_offset): Split the recursive part to strip_offset_1.
552 (add_address_candidates): Removed.
553 (add_derived_ivs_candidates): Do not use add_address_candidates.
554 (add_iv_value_candidates): Add candidates with stripped constant
555 offset. Consider all candidates with initial value 0 important.
556 (struct affine_tree_combination): New.
557 (aff_combination_const, aff_combination_elt, aff_combination_scale,
558 aff_combination_add_elt, aff_combination_add,
559 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
560 fold_affine_sum): New functions.
561 (get_computation_at): Use fold_affine_sum.
562 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
563 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
564 to simple_iv call.
565
566 2005-04-30 Michael Matz <matz@suse.de>
567
568 * config/i386/i386.md (movmemsi): Also active when
569 TARGET_INLINE_ALL_STRINGOPS.
570
571 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
572
573 PR bootstrap/20633
574 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
575
576 2005-04-30 Paul Brook <paul@codesourcery.com>
577
578 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
579 thumb mode.
580 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
581 * config/arm/ieee754-sf.S: Ditto.
582 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
583 (FUNC_ALIAS): Use .thumb_set for thumb routines.
584
585 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
586
587 * tree-ssanames.c: Fix a comment typo.
588 * doc/options.texi: Fix a typo.
589
590 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
591
592 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
593 gcc_unreachable as appropriate.
594 (split_adds_subs, cond_string, print_operand,
595 h8300_initial_elimination_offset, h8300_classify_operand,
596 h8300_unary_length, h8300_short_immediate_length,
597 h8300_bitfield_length, h8300_binary_length,
598 h8300_insn_length_from_table, compute_mov_length, output_plussi,
599 compute_plussi_length, compute_plussi_cc, output_logical_op,
600 compute_logical_op_length, compute_logical_op_cc,
601 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
602 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
603 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
604 h8300_regs_ok_for_stm): Likewise.
605 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
606 monitor_prologue): Likewise.
607
608 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
609
610 * loop-invariant.c (invariants, create_new_invariant,
611 get_inv_cost, best_gain_for_invariant,
612 find_invariants_to_move, move_invariants,
613 init_inv_motion_data, free_inv_motion_data): Use VEC instead
614 of VARRAY.
615
616 2005-04-29 Richard Henderson <rth@redhat.com>
617
618 * function.c (instantiate_decls): Remove valid_only argument.
619 (instantiate_decls_1, instantiate_decl): Likewise.
620 (instantiate_virtual_regs_1): Delete.
621 (instantiate_virtual_regs_lossage): Delete.
622 (instantiate_virtual_regs_in_rtx): New.
623 (safe_insn_predicate): New.
624 (instantiate_virtual_regs_in_insn): New.
625 (instantiate_virtual_regs): Update to match all that. Only run
626 instantiate_decls once.
627
628 2005-04-29 Richard Henderson <rth@redhat.com>
629 Daniel Jacobowitz <dan@codesourcery.com>
630
631 * gengtype.c (write_func_for_structure): Split out ...
632 (output_type_enum): ... new function. Fix thinko accessing
633 TYPE_PARAM_STRUCT data.
634
635 2005-04-29 Tom Tromey <tromey@redhat.com>
636
637 * tree.c (build_block): Removed unused 'tags' argument.
638 * tree.h (build_block): Removed argument.
639
640 2005-04-29 Michael Matz <matz@suse.de>
641
642 PR rtl-optimization/21144
643 * postreload.c (reload_cse_move2add): Check for VOIDmode.
644
645 2005-04-29 Bob Wilson <bob.wilson@acm.org>
646
647 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
648 flag_reorder_blocks.
649
650 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
651
652 PR tree-optimization/21030
653 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
654 ranges where VR->MAX is smaller than VR->MIN.
655
656 2005-04-29 Devang Patel <dpatel@apple.com>
657
658 PR tree-optimization/21272
659 PR tree-optimization/21266
660 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
661
662 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
663
664 * tree-flow-inline.h: Fix a comment typo.
665 * doc/tree-ssa.texi: Fix a typo.
666
667 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
668
669 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
670
671 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
672 gcc_unreachable as appropriate.
673 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
674 fr30_print_operand, fr30_move_double): Likewise.
675 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
676
677 2005-04-29 Mark Mitchell <mark@codesourcery.com>
678
679 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
680 definition has already been provided.
681 (ARM_EABI_DTORS_SECTION_OP): Likewise.
682 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
683 (ARM_EABI_DTORS_SECTION_OP): Likewise.
684
685 2005-04-29 Jim Tison <jtison@us.ibm.com>
686
687 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
688 trace hooks calls to improve performance.
689
690 2005-04-29 Julian Brown <julian@codesourcery.com>
691 Mark Mitchell <mark@codesourcery.com>
692 Paul Brook <paul@codesourcery.com>
693
694 * crtstuff.c: Handle targets that use .init_array.
695 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
696 that INVOKE__main is set correctly.
697 (expand_main_function): Test INVOKE__main.
698 * libgcc2.c: Do not define __main when using .init_array.
699 * config/arm/arm.c (arm_elf_asm_constructor): New function.
700 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
701 libgcc version.
702 (DTORS_SECTION_ASM_OP): Likewise.
703 (CTOR_LIST_BEGIN): Define specially when in libgcc.
704 (CTOR_LIST_END): Likewise.
705 (DTOR_LIST_BEGIN): Likewise.
706 (DTOR_LIST_END): Likewise.
707 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
708 (FINI_SECTION_ASM_OP): Likewise.
709 (INIT_ARRAY_SECTION_ASM_OP): Define.
710 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
711 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
712 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
713 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
714 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
715
716 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
717
718 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
719 gcc_assert and gcc_unreachable as appropriate.
720 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
721 const_int_cost, output_move_const_into_data_reg,
722 output_move_qimode, output_move_double, find_addr_reg,
723 print_operand, print_operand_address): Likewise.
724 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
725 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
726 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
727 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
728 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
729 conditional_trap): Likewise.
730 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
731
732 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
733
734 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
735 gcc_unreachable as appropriate.
736 (gen_conditional_move, xtensa_split_operand_pair,
737 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
738 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
739 xtensa_copy_incoming_a7, xtensa_output_literal,
740 xtensa_output_literal, xtensa_output_literal): Likewise.
741 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
742 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
743 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
744 movsicc_internal1, movsfcc_internal0,
745 movsfcc_internal1): Likewise.
746
747 2005-04-28 James E Wilson <wilson@specifixinc.com>
748
749 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
750 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
751
752 2005-04-28 DJ Delorie <dj@redhat.com>
753
754 * opt-functions.awk (var_set): Emit proper initializer for
755 non-target bitfields.
756
757 2005-04-28 Devang Patel <dpatel@apple.com>
758
759 * dbxout.c (have_used_extensions): Remove.
760 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
761 have_used_extensions.
762
763 2005-04-28 James E Wilson <wilson@specifixinc.com>
764
765 * doc/install.texi: Update -enable-languages info. Correct path to
766 html docs.
767
768 2005-04-28 DJ Delorie <dj@redhat.com>
769
770 * optc-gen.awk (END): Make sure no variable is defined more
771 than once.
772 * opth-gen.awk (END): Allocate bits on a per-variable basis.
773 Allow for bitfield variables other than target_flags.
774 * doc/options.text (Mask): Document that you may specify a
775 variable other than target_flags.
776
777 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
778
779 PR rtl-optimization/18877
780 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
781 number in val.start.
782
783 2005-04-28 David Edelsohn <edelsohn@gnu.org>
784
785 PR target/20813
786 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
787 MASK_PPC_GFXOPT.
788 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
789 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
790 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
791
792 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
793
794 * arm.c (legitimize_pic_address): Fix sense of assertion test for
795 creating pseudos when the base offset is too large.
796
797 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
798
799 * global.c (earlyclobber_regclass): Change the type to
800 VEC(int,heap).
801 (check_earlyclobber): Update uses of earlyclobber_regclass.
802 (mark_reg_use_for_earlyclobber): Likewise.
803 (calculate_local_reg_bb_info): Allocate and free
804 earlyclobber_regclass using the VEC API.
805
806 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
807
808 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
809 assert.
810
811 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
812
813 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
814 (*targetm.foo).
815
816 * config.gcc: Obsolete c4x-* and tic4x-*.
817
818 * tree.h (edge_def): Remove.
819
820 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
821 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
822 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
823 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
824 where appropriate.
825
826 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
827 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
828 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
829 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
830 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
831 machmode.def, mips-tfile.c, params.c, pretty-print.c,
832 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
833 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
834 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
835 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
836 config/i386/cygming.h, config/i386/djgpp.h,
837 config/i386/lynx.h, config/i386/netware.c,
838 config/i386/winnt.c, config/ia64/ia64-c.c,
839 config/iq2000/iq2000.c, config/m32r/little.h,
840 config/m68k/m68k-protos.h, config/m68k/m68k.h,
841 config/m68k/m68k.md, config/mcore/mcore.c,
842 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
843 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
844 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
845 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
846 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
847 config/pdp11/pdp11.h, config/rs6000/darwin.h,
848 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
849 config/s390/2064.md, config/s390/2084.md,
850 config/s390/s390-modes.def, config/s390/s390-protos.h,
851 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
852 config/stormy16/stormy16.c, config/vax/vax-protos.h,
853 config/vax/vax.c, config/vax/vax.h,
854 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
855 copyright.
856
857 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
858
859 * c-typeck.c (build_compound_expr): Correct logic in last change.
860
861 2005-04-27 James E. Wilson <wilson@specifixinc.com>
862
863 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
864 parameters. Replace conditional move code with assert checking for
865 ar.lc. Delete obsolete comments.
866 (set_src_needs_barrier): Delete cond parameter, and code using it.
867 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
868 assert checking for PR_REGS. Fix calls to update_set_flags and
869 set_src_needs_barrier.
870 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
871 callers. Rewrite explanatory comment before the function.
872 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
873 Fix all callers.
874
875 2005-04-27 Mike Stump <mrs@apple.com>
876
877 * doc/cpp.texi: gcc now implements universal character names.
878
879 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
880
881 PR c/21159
882 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
883 being a compound expression whose right-hand side is cast to void.
884
885 2005-04-27 Caroline Tice <ctice@apple.com>
886
887 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
888 Remove targetm.have_named_sections test.
889 (fix_edges_for_rarely_executed_code): Likewise.
890 (insert_section_boundary_note): Likewise.
891 (reorder_basic_blocks): Check partitioning flag before calling
892 verify_hot_cold_block_grouping.
893 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
894 the function struct rather than global variables.
895 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
896 (COLD_END_LABEL): Likewise
897 (cold_text_section_label): New static global variable.
898 (cold_end_label): Likewise.
899 (dwarf2out_switch_text_section): Get hot/cold section labels from
900 the function struct rather than global variables; test to make sure
901 cfun is defined.
902 (output_aranges): Use cold_text_section_label and cold_end_label;
903 check partitioning flag before putting out delta.
904 (output_ranges): Remove incorrect code attempting to use
905 hot/cold labels.
906 (output_line_info): Get cold section label from function struct; test
907 to make sure cfun is defined.
908 (add_location_or_const_value_attribute): Likewise.
909 (dwarf2out_var_location): Likewise.
910 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
911 write out cold_text_section_label if partition flag is set.
912 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
913 * function.h (struct function): Add new fields to point to hot/cold
914 section labels: hot_section_label, cold_section_label,
915 hot_section_end_label and cold_section_end_label; also add new field
916 for cold text section name, unlikely_text_section_name.
917 * opts.c (decode_options): Turn off partitioning flag if
918 !targetm.have_named_sections.
919 * output.h (hot_section_label): Remove.
920 (hot_section_end_label): Remove.
921 (cold_section_end_label): Remove.
922 (unlikely_section_label): Remove.
923 (unlikely_text_section_name): Remove.
924 * passes.c (rest_of_handle_final): Remove extra blank line.
925 * varasm.c (unlikely_section_label): Remove.
926 (hot_section_label): Remove.
927 (hot_section_end_label): Remove.
928 (cold_section_end_label): Remove.
929 (unlikely_text_section_name): Remove.
930 (initialize_cold_section_name): Modify to call
931 targetm.strip_name_encoding; to store cold section name in current
932 function struct, if it exists; and to only use the decl_section_name
933 if flag_named_sections is true.
934 (unlikely_text_section): Modify to get section name out of current
935 function struct, if there is one; otherwise build it from
936 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
937 (in_unlikely_text_section): Likewise.
938 (named_section): Modify to get/put cold section name in current function
939 struct, if there is one.
940 (function_section): Change 'bool unlikely' to 'int reloc'; check
941 targetm.have_named_sections before calling named_section.
942 (current_function_section): Likewise.
943 (assemble_start_function): Modify to get/put unlikely_text_section_name
944 in current function struct; modify to get hot/cold section labels
945 from function struct; initialize labels using
946 ASM_GENERATE_INTERNAL_LABEL;
947 test partitioning flag before writing out hot section label.
948 (assemble_end_function): Test partitioning flag before writing out
949 hot/cold section labels.
950 (default_section_type_flags_1): Get cold text section name from
951 function struct if there is one; Set flags correctly for
952 cold text section if there is not a current function struct.
953
954 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
955
956 * tree-ssa-propagate.c (set_rhs): Revert last change.
957
958 2005-04-27 Steve Ellcey <sje@cup.hp.com>
959
960 * explow.c (convert_memory_address): Add gcc_assert.
961
962 2005-04-27 Mark Mitchell <mark@codesourcery.com>
963
964 * configure.ac: Check for ld --sysroot support.
965 * gcc.c: Document %R specifier for specs.
966 (SYSROOT_SPEC): New macro.
967 (sysroot_spec): New variable.
968 (static_specs): Add sysroot_spec.
969 (main): Pass the sysroot spec to the linker if appropriate.
970 * configure: Regenerated.
971 * config.in: Likewise.
972
973 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
974
975 * fold-const.c (fold_binary): Use build_fold_addr_expr
976 for address calculation and INDIRECT_REF handling.
977
978 2005-04-27 Andrew Haley <aph@redhat.com>
979
980 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
981
982 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
983
984 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
985 pointer when thumb backtracing is on.
986
987 * config/fp-bit.c (abort): Revert change.
988
989 2005-04-27 Ian Lance Taylor <ian@airs.com>
990
991 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
992
993 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
994
995 * tree-ssa-dce.c: Fix a comment typo.
996
997 2005-04-27 David S. Miller <davem@davemloft.net>
998
999 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1000 Kill setjmpless_size. current_function_calls_setjmp is completely
1001 computed when we are called, so just use the optimized size value
1002 instead of using REG_SAVE_AREA notes.
1003 (optimize_save_area_alloca): Delete....
1004 * rtl.h (optimize_save_area_alloca): Likewise...
1005 * passes.c (rest_of_compilation): and don't call it any more.
1006 * reg-notes.def (SAVE_AREA): Delete.
1007
1008 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1009
1010 * config/fp-bit.c (abort): Add noreturn attribute.
1011
1012 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1013 gcc_unreachable as appropriate.
1014 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1015 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1016 ASM_OUTPUT_REG_POP): Likewise.
1017
1018 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1019
1020 * tree-complex.c (expand_vector_operations_1): Do not build
1021 VIEW_CONVERT_EXPR's for the lhs.
1022
1023 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1024
1025 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1026 unnecessary noncanonical RTL handling.
1027 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1028 gcc_assert and gcc_unreachable.
1029
1030 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1031 gcc_unreachable as appropriate.
1032 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1033 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1034 use_return_insn, const_ok_for_op, arm_gen_constant,
1035 arm_canonicalize_comparison, legitimize_pic_address,
1036 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1037 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1038 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1039 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1040 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1041 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1042 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1043 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1044 output_call, output_mov_long_double_fpa_from_arm,
1045 output_mov_long_double_arm_from_fpa,
1046 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1047 output_move_double, arithmetic_instr, shift_op, int_log2,
1048 output_return_instruction, arm_output_function_prologue,
1049 arm_output_epilogue, arm_output_function_epilogue,
1050 emit_multi_reg_push, arm_get_frame_offsets,
1051 arm_compute_initial_elimination_offset, arm_expand_prologue,
1052 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1053 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1054 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1055 thumb_compute_initial_elimination_offset,
1056 thumb_output_function_prologue, thumb_load_double_from_address,
1057 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1058 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1059 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1060 * config/arm/arm.md (thumb_extendhisi2,
1061 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1062 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1063 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1064 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1065 * config/arm/cirrus.md (*cirrus_arm_movdi,
1066 *cirrus_movdf_hard_insn): Likewise.
1067 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1068
1069 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1070
1071 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1072 (num_ssa_names): Use VEC_length.
1073 (ssa_names): Use VEC_index.
1074 * tree-ssanames.c (ssa_names): Change the type to
1075 VEC(tree,gc).
1076 (init_ssanames, fini_ssa_names, make_ssanames,
1077 release_ssa_name): Update uses of ssa_names.
1078
1079 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1080 Use fold_buildN instead of fold (buildN (...)).
1081
1082 2005-04-27 Devang Patel <dpatel@apple.com>
1083
1084 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1085
1086 2005-04-27 Matt Thomas <matt@3am-software.com>
1087 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1088
1089 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1090 (vax_output_mi_thunk): Ditto.
1091 (vax_notice_cc_update): Ditto.
1092 (INDEX_REGISTER_P): Add trailing \.
1093 (BASE_REGISTER_P): Add trailing \.
1094 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1095
1096 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1097
1098 * tree-ssa-propagate.c (set_rhs): Check operand of
1099 ADDR_EXPR for gimpliness, too.
1100
1101 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1102
1103 * tree-ssa-pre.c: Fix a comment typo.
1104
1105 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1106
1107 PR tree-optimization/21171
1108 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1109 record address uses if the reference is volatile.
1110
1111 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1112
1113 * tree-complex.c (expand_vector_operation): New, extracted from
1114 expand_vector_operations_1.
1115 (tree_vec_extract): Build a NOP_EXPR.
1116 (expand_vec_parallel): Do not care about returning the correct type.
1117 (expand_vector_operations_1): Call expand_vector_operation.
1118 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1119
1120 * tree-complex.c (gate_expand_vector_operations): New.
1121 (pass_lower_vector_ssa): Use it.
1122 * tree-optimize.c (init_tree_optimization_passes): Include
1123 pass_lower_vector_ssa.
1124 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1125 (vectorizable_operation): Use it.
1126 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1127 integer modes for the vector type.
1128
1129 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1130 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1131 Do not cope with UNITS_PER_SIMD_WORD == 0.
1132 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1133 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1134 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1135 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1136 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1137 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1138 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1139
1140 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1141 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1142 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1143
1144 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1145 (UNITS_PER_SIMD_WORD): New.
1146
1147 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1148
1149 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1150 gcc_unreachable as appropriate.
1151 (ia64_expand_load_address, ia64_expand_tls_address,
1152 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1153 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1154 next_scratch_gr_reg, ia64_initial_elimination_offset,
1155 ia64_expand_prologue, ia64_expand_epilogue,
1156 ia64_output_dwarf_dtprel, ia64_print_operand,
1157 ia64_register_move_cost, first_instruction, rws_access_regno,
1158 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1159 ia64_sched_init, ia64_variable_issue,
1160 ia64_first_cycle_multipass_dfs_lookahead_guard,
1161 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1162 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1163 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1164 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1165 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1166 * config/ia64/predicates.md (got_symbolic_operand,
1167 sdata_symbolic_operand): Likewise.
1168 * config/ia64/vect.md (vcondv2sf): Likewise.
1169
1170 2005-04-27 Matt Thomas <matt@3am-software.com>
1171
1172 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1173 CONSTANT_ADDRESS_P in config/vax/vax.h
1174 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1175 (INDEX_REGISTER_P): New.
1176 (BASE_REGISTER_P): New.
1177 (indirectable_constant_address_p): New. Adapted from
1178 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1179 (indirectable_address_p): New. Adapted from
1180 INDIRECTABLE_ADDRESS_P in vax.h.
1181 (nonindexed_address_p): New. Adapted from
1182 GO_IF_NONINDEXED_ADDRESS in vax.h.
1183 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1184 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1185 (legitimate_address_p): New. Adapted from
1186 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1187 (vax_mode_dependent_address_p): New. Adapted from
1188 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1189 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1190 legitimate_constant_address_p.
1191 (CONSTANT_P): Use legitimate_constant_p.
1192 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1193 (INDIRECTABLE_ADDRESS_P): Removed.
1194 (GO_IF_NONINDEXED_ADDRESS): Removed.
1195 (INDEX_TEMP_P): Removed.
1196 (GO_IF_REG_PLUS_INDEX): Removed.
1197 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1198 definitions, depending on whether REG_OK_STRICT is defined.
1199 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1200 Two definitions, depending on whether REG_OK_STRICT is defined.
1201 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1202 added.
1203 (legitimate_constant_p): Prototype added.
1204 (legitimate_address_p): Prototype added.
1205 (vax_mode_dependent_address_p): Prototype added.
1206
1207 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1208
1209 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1210
1211 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1212
1213 PR c/21213
1214 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1215 transparent union.
1216
1217 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1218
1219 PR c/20740
1220 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1221 assertion failures, if __gcc_host_wide_int__ is not properly
1222 defined.
1223 (init_dynamic_diag_info): Give errors, not assertion failures, if
1224 location_t, tree or __gcc_host_wide_int__ are not properly
1225 defined.
1226
1227 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1228
1229 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1230 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1231 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1232 prepare_decl_rtl, free_loop_data,
1233 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1234 VARRAY.
1235
1236 * tree.h (tree_phi_node): Add a comment about the order of PHI
1237 arguments.
1238
1239 2005-04-26 Paul Brook <paul@codesourcery.com>
1240
1241 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1242
1243 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1244
1245 * config/mips.mips.c (mips_legitimize_tls_address): Use
1246 gcc_unreachable.
1247
1248 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1249 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1250 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1251
1252 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1253 'abort'.
1254
1255 2005-04-26 Jeff Law <law@redhat.com>
1256
1257 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1258 (op_iter_init_must_and_may_def): Likewise.
1259 (unmodifiable_var_p): Move to a later point in the file.
1260 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1261 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1262 (dse_record_phis): Directly check for virtual operands rather than
1263 using need_imm_uses_for.
1264 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1265 store has multiple V_{MAY,MUST}_DEF operands.
1266
1267 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1268
1269 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1270 stmt.
1271
1272 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1273
1274 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1275 call to find_edge outside a loop to go through a PHI chain.
1276
1277 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1278
1279 PR tree-optimization/17598
1280 * fold-const.c (fold_binary): Fold comparisons of addresses
1281 of COMPONENT_REFs which reference the same field to
1282 comparisons of the addresses of the base objects.
1283
1284 2005-04-26 Julian Brown <julian@codesourcery.com>
1285
1286 * config/arm/arm.c (arm_return_in_msb): New function.
1287 (arm_must_pass_in_stack): New function.
1288 (TARGET_RETURN_IN_MSB): Define target hook.
1289 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1290 (arm_function_value): Pad small aggregate return.
1291 (arm_pad_arg_upward): New function.
1292 (arm_pad_reg_upward): New function.
1293 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1294 (FUNCTION_ARG_PADDING): Define macro.
1295 (BLOCK_REG_PADDING): Define macro.
1296 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1297 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1298 (arm_pad_reg_upward): Declare function.
1299
1300 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1301
1302 * basic-block.h (ei_cond): New.
1303 (FOR_EACH_EDGE): Call ei_cond.
1304
1305 PR tree-optimization/21047
1306 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1307 (fold): Don't handle ASSERT_EXPR.
1308
1309 2005-04-25 Roger Sayle <roger@eyesopen.com>
1310
1311 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1312 all writes to any stack register as a read/write dependency on
1313 FIRST_STACK_REG.
1314 (sched_analyze_2): Likewise, for reads from any stack register.
1315
1316 2005-04-25 Richard Henderson <rth@redhat.com>
1317
1318 * final.c (output_addr_const): Revert 2005-04-09 change.
1319
1320 2005-04-25 Mike Stump <mrs@apple.com>
1321
1322 * config/darwin.c (darwin_encode_section_info): Always set
1323 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1324
1325 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1326
1327 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1328 gensupport.c, protoize.c, toplev.c: Replace calls to
1329 `unlock_stream' with `unlock_std_streams'.
1330
1331 2005-04-25 Devang Patel <dpatel@apple.com>
1332
1333 * dbxout.c (dbxout_type): Emit attribute vector.
1334
1335 2005-04-05 Paul Brook <paul@codesourcery.com>
1336
1337 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1338 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1339 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1340 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1341 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1342 (register_dtor_fn): Likewise.
1343 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1344
1345 2005-04-25 Ian Lance Taylor <ian@airs.com>
1346
1347 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1348 * c-common.h (EXPR_STMT_EXPR): Don't define.
1349 (c_common_stmt_codes): Don't define.
1350 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1351 * c-gimplify.c (gimplify_expr_stmt): Remove.
1352 (c_gimplify_expr): Remove EXPR_STMT case.
1353 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1354 to INIT_STATEMENT_CODES.
1355 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1356
1357 2005-04-25 Jan Hubicka <jh@suse.cz>
1358
1359 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1360
1361 * except.c: Include diagnostic.h
1362 (dump_eh_tree, verify_eh_tree): New functions.
1363 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1364 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1365 (dump_function_to_file): dump eh tree.
1366 * tree-eh.c (mark_eh_edge): New function.
1367 (mark_eh_edge_found_error): New static variable.
1368 (verify_eh_edges): New function.
1369
1370 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1371
1372 * tree-ssa-alias.c (fieldoff_t): Remove.
1373 (fieldoff_s): typedef the structure itself. Create a vector of
1374 objects.
1375 (push_fields_onto_fieldstack): Return count of fields pushed.
1376 Remove peeling of first field. Adjust.
1377 (fieldoff_compare): Adjust.
1378 (create_overlap_variables_for): Adjust.
1379
1380 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1381
1382 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1383
1384 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1385
1386 PR bootstrap/21215
1387 * doc/install.texi: Document correct assembler and linker to use
1388 on i?86-*-solaris2.10.
1389
1390 2005-04-25 Steven Bosscher <stevenb@suse.de>
1391
1392 Fix PR tree-optimization/21173
1393
1394 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1395 Unshare expression we pass to force_gimple_operand.
1396
1397 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1398 Stephen Clarke <stevec@superh.com>
1399 Roger Sayle <roger@eyesopen.com>
1400
1401 PR rtl-optimization/20413
1402 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1403 VOIDmode for LABEL_REF.
1404 * final.c (shorten_branches): Likewise.
1405 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1406 * loop.c (reg_dead_after_loop): Likewise.
1407 * varasm.c (decode_addr_const): Likewise.
1408 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1409
1410 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1411
1412 * config.gcc (avr-*-*): Remove redundant "case".
1413
1414 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1415
1416 * tree-vect-analyze.c (vect_mark_relevant): Take
1417 VEC(tree,heap) instead of varray_type as an argument.
1418 (vect_mark_stmts_to_be_vectorized): Change the type of
1419 worklist to VEC(tree,heap). Adjust uses of worklist.
1420
1421 2005-04-24 Devang Patel <dpatel@apple.com>
1422
1423 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1424
1425 2005-04-24 Ian Lance Taylor <ian@airs.com>
1426
1427 * c-semantics.c (build_stmt): Remove test of specific tree codes
1428 for TREE_SIDE_EFFECTS handling.
1429
1430 2005-04-24 Per Bothner <per@bothner.com>
1431
1432 * c-opts.c (finish_options): Make the line-number of the <built-in>
1433 location 0, as assumed elsewhere, rather than 1.
1434
1435 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1436
1437 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1438 VEC(tree,heap).
1439 (tree_ssa_uncprop, uncprop_finalize_block,
1440 uncprop_initialize_block): Update uses of equiv_stack.
1441
1442 2005-04-24 Richard Henderson <rth@redhat.com>
1443
1444 PR rtl-opt/21163
1445 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1446 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1447 constm1_rtx.
1448 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1449 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1450 <DIV, MOD>: Likewise.
1451
1452 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1453
1454 * collect2.c (main): Unlock the stdio streams.
1455 * gcc.c (main): Likewise.
1456 * gcov-dump.c (main): Likewise.
1457 * gcov.c (main): Likewise.
1458 * gen-protos.c (main): Likewise.
1459 * gensupport.c (init_md_reader_args_cb): Likewise.
1460 * protoize.c (main): Likewise.
1461 * toplev.c (general_init): Likewise.
1462
1463 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1464
1465 PR middle-end/20991
1466 * cgraph.h (cgraph_local_info): Add vtable_method field.
1467 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1468 and node is vtable_method, finalized and not reachable, don't do
1469 anything.
1470
1471 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1472
1473 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1474 COMPARISON_CLASS_P.
1475 * tree-ssa-pre.c (create_value_expr_from): Use
1476 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1477 * tree-ssa-propagate.c (stmt_makes_single_load,
1478 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1479 * tree-vect-transform.c (vect_is_simple_cond): Use
1480 COMPARISON_CLASS_P.
1481 * tree-vrp.c (extract_range_from_assert,
1482 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1483 COMPARISON_CLASS_P.
1484
1485 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1486 of tpa_to_clear to VEC(int,heap). Update uses of
1487 tpa_to_clear. Free tpa_to_clear at the end.
1488
1489 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1490
1491 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1492 function decl.
1493
1494 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1495
1496 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1497 and gcc_unreachable as appropriate.
1498 (num_insns_constant, output_vec_const_move,
1499 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1500 rs6000_emit_set_const, rs6000_emit_move,
1501 spe_build_register_parallel, function_arg,
1502 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1503 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1504 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1505 rs6000_common_init_builtins, expand_block_clear,
1506 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1507 extract_ME, rs6000_get_some_local_dynamic_name,
1508 rs6000_output_function_entry, print_operand,
1509 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1510 output_cbranch, output_e500_flip_gt_bit,
1511 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1512 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1513 compute_save_world_info, rs6000_stack_info,
1514 rs6000_emit_load_toc_table, rs6000_frame_related,
1515 spe_synthesize_frame_save, rs6000_emit_epilogue,
1516 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1517 output_function_profiler, rs6000_trampoline_size,
1518 rs6000_initialize_trampoline, find_addr_reg,
1519 rs6000_machopic_legitimize_pic_address,
1520 rs6000_initial_elimination_offset,
1521 rs6000_dbx_register_number): Likewise.
1522 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1523 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1524 *movti_power, *movti_string, call, call_value, sibcall,
1525 sibcall_value): Likewise.
1526 * config/rs6000/spe.md (*movdf_e500_double,
1527 *movv2si_internal): Likewise.
1528 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1529 from comment.
1530
1531 2005-04-24 Richard Henderson <rth@redhat.com>
1532
1533 PR target/21101
1534 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1535 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1536 Deny modes smaller than 4 bytes.
1537 * config/i386/i386-protos.h: Update.
1538
1539 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1540
1541 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1542 Switch h8300-*-rtems* to ELF.
1543
1544 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1545
1546 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1547
1548 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1549
1550 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1551
1552 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1553
1554 PR middle-end/21082
1555 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1556
1557 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1558
1559 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1560 definitions of ssa names in condition. Split recusive part to ...
1561 (tree_simplify_using_condition_1): New function.
1562 (expand_simple_operations): New function.
1563
1564 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1565
1566 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1567 (find_interesting_uses_cond): Do not use integer_zerop and
1568 integer_nonzerop to check for integer constants.
1569 (set_use_iv_cost): Record the value field.
1570 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1571 determine_use_iv_cost_outer): Set the value field of the cost pair.
1572 (may_eliminate_iv): Do not return the comparison code.
1573 (iv_elimination_compare): New function.
1574 (determine_use_iv_cost_condition): Set the value field. Record
1575 noneliminable invariants correctly.
1576 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1577
1578 2005-04-23 DJ Delorie <dj@redhat.com>
1579
1580 * diagnostic.c (warning): Accept parameter to classify warning option.
1581 (warning0): New, for when a pointer to an error() like function is needed.
1582 * errors.c (warning): Likewise.
1583 * errors.h (warning, warning0): Adjust prototypes.
1584 * toplev.h (warning, warning0): Likewise.
1585
1586 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1587 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1588 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1589 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1590 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1591 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1592 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1593 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1594
1595 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1596 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1597 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1598 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1599 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1600 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1601 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1602 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1603 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1604 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1605 config/rs6000/aix52.h, config/rs6000/darwin.h,
1606 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1607 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1608 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1609 config/stormy16/stormy16.c, config/v850/v850-c.c,
1610 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1611 callers.
1612
1613 2005-04-23 Richard Henderson <rth@redhat.com>
1614
1615 PR rtl-opt/21102
1616 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1617 performing some integral scalar simplifications.
1618
1619 2005-04-23 Richard Henderson <rth@redhat.com>
1620
1621 PR target/21099
1622 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1623 simplifying CONST_VECTOR.
1624
1625 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1626
1627 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1628 heap as an argument. Update uses of stack.
1629 (calculate_live_on_entry): Allocate stack on heap.
1630
1631 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1632 partition_link and tpa_nodes on heap.
1633
1634 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1635 (mark_stmt_necessary, propagate_necessity,
1636 mark_really_necessary_kill_operand_phis): Update uses of
1637 worklist.
1638 (tree_dce_init): Allocate worklist using VEC_alloc.
1639 (tree_dce_done): Free worklist using VEC_free.
1640
1641 2005-04-23 Mike Stump <mrs@apple.com>
1642
1643 * config/darwin.c (machopic_indirection_name): Don't use
1644 quotes needlessly.
1645 (darwin_emit_unwind_label): Use user_label_prefix instead of
1646 "_".
1647
1648 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1649
1650 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1651
1652 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1653
1654 * config.gcc <cris-*>: Specify .opt files.
1655 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1656 config/cris/linux.opt: New files.
1657 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1658 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1659 (TARGET_ELF): Override to 0.
1660 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1661 -melinux-stacksize=N.
1662 * config/cris/cris.c: (cris_handle_option): New function.
1663 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1664 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1665 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1666 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1667 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1668 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1669 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1670 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1671 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1672 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1673 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1674 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1675 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1676 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1677 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1678 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1679 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1680 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1681 (TARGET_LINUX): Define 0.
1682 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1683 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1684 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1685 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1686 (TARGET_LINUX): Override to 1.
1687 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1688
1689 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1690
1691 * haifa-sched.c (schedule_block): Fix thinko in previous
1692 assertification patch.
1693
1694 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1695
1696 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1697 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1698 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1699 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1700 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1701 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1702 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1703 for hpux11.[1-9]*.
1704 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1705 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1706 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1707 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1708 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1709 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1710 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1711 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1712 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1713 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1714 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1715 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1716 (SUBTARGET_OPTIONS): Delete.
1717 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1718 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1719 instead of a string.
1720 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1721 (pa_cpu_string, pa_unix_string): Delete.
1722 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1723 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1724 TARGET_HPUX_10_10.
1725 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1726 (pa_handle_option): New function.
1727 (override_options): Remove handling of -march=, -mfixed-range=,
1728 -mschedule= and -munix=.
1729 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1730 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1731 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1732 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1733 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1734 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1735 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1736 redefining.
1737 * config/pa/pa.opt: New file.
1738 * config/pa/pa-hpux.opt: New file.
1739 * config/pa/pa-hpux1010.opt: New file.
1740 * config/pa/pa-hpux1111.opt: New file.
1741 * config/pa/pa64-hpux.opt: New file.
1742
1743 2005-04-22 David S. Miller <davem@davemloft.net>
1744
1745 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1746 integer when it's mode is VOIDmode not DImode.
1747
1748 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1749
1750 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1751 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1752 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1753 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1754 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1755 "bne- $-xxx" rather than local labels.
1756 (sync_lock_release<mode>): Add second operand.
1757 (lwsync): Use .long rather than a more meaningful opcode.
1758 * doc/md.texi (Standard Names): Add description of second
1759 parameter to sync_lock_test_and_set.
1760
1761 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1762
1763 PR tree-optimization/21088
1764 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1765 Export.
1766 * tree-vrp.c (compare_values): Use fold_binary to compare
1767 pointers. Use boolean_type_node as the type of a comparison
1768 expression being folded.
1769 * tree.h: Add prototypes for fold_unary, fold_binary,
1770 fold_ternary.
1771
1772 * tree-ssa-dom.c: Fix formatting.
1773
1774 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1775
1776 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1777 * lambda-code.c (perfect_nestify): Mark virtual operands in
1778 the moved statement for renaming.
1779 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1780 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1781 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1782 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1783 * tree-flow.h (struct var_ann_d): Update comments.
1784 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1785 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1786 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1787 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1788 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1789 debug_names_replaced_by): Remove declarations.
1790 (delete_update_ssa, get_current_def, set_current_def): Declare.
1791 (rewrite_into_loop_closed_ssa): Add new argument. Update
1792 all callers.
1793 * tree-into-ssa.c: Include params.h.
1794 (old_virtual_ssa_names): Remove. Update all users.
1795 (need_to_replace_names_p): Remove. Update all users.
1796 (struct update_ssa_stats_d): Declare.
1797 (update_ssa_stats): New local.
1798 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1799 dump_tree_ssa_stats, debug_tree_ssa_stats,
1800 dump_update_ssa, debug_update_ssa,
1801 dump_names_replaced_by, debug_names_replaced_by): Declare.
1802 (get_current_def, set current_def): Make extern.
1803 (is_old_name, is_new_name): Protect against references
1804 past the end of the sets.
1805 (add_new_name_mapping): Assert that OLD and NEW are
1806 different SSA names for the same symbol.
1807 When adding a virtual mapping, update stats for virtual
1808 mapping heuristic.
1809 (insert_phi_nodes_for): If UPDATE_P is true, create the
1810 LHS of the new PHI by duplicating SSA name VAR.
1811 (insert_phi_nodes_1): Remove. Update all users.
1812 (insert_phi_nodes): Remove second argument. Update all
1813 users.
1814 (maybe_replace_use, maybe_replace_def): New.
1815 (rewrite_update_stmt): Call them.
1816 (mark_def_interesting): Remove calls to is_gimple_reg.
1817 (prepare_phi_args_for_update): Remove. Update all users.
1818 (prepare_block_for_update): Only process virtual operands
1819 and GIMPLE registers in normal form.
1820 (prepare_use_sites_for): New.
1821 (prepare_names_to_update): Rename from prepare_def_sites.
1822 Call prepare_use_sites_for.
1823 (dump_update_ssa): Rename from dump_repl_tbl.
1824 Update all users.
1825 Show statistics for virtual mapping heuristic.
1826 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1827 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1828 (delete_update_ssa): Make extern.
1829 (mark_set_for_renaming): If the set is empty, do nothing.
1830 (release_ssa_name_after_update_ssa): Update comment.
1831 (insert_updated_phi_nodes_for): Do not remove existing
1832 PHI nodes for symbols.
1833 (switch_virtuals_to_full_rewrite_p): New.
1834 (switch_virtuals_to_full_rewrite): New.
1835 (update_ssa): Call them.
1836 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1837 for every statement before updating.
1838 If all the names in NEW_SSA_NAMES have been marked for
1839 removal, do nothing.
1840 Only start at the top of the CFG if there are symbols in
1841 SYMS_TO_RENAME.
1842 (ssa_rewrite_finalize_block): Remove.
1843 (ssa_register_new_def): Remove.
1844 (ssa_rewrite_stmt): Remove.
1845 (ssa_rewrite_phi_arguments): Remove.
1846 (ssa_rewrite_initialize_block): Remove.
1847 (ssa_mark_def_sites): Remove.
1848 (ssa_mark_def_sites_initialize_block): Remove.
1849 (ssa_mark_phi_uses): Remove.
1850 (rewrite_ssa_into_ssa): Remove.
1851 * tree-phinodes.c (find_phi_node_for): Remove.
1852 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1853 Call update_ssa.
1854 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1855 Remove calls to verify_dominators and
1856 verify_loop_structure.
1857 (tree_unswitch_single_loop): Call update_ssa.
1858 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1859 returns false.
1860 Call verify_stmts.
1861 (delete_tree_ssa): Assert that need_ssa_update_p returns
1862 false.
1863 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1864 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1865 free_new_names): Remove. Update all users.
1866 (rename_use_op): Call get_current_def.
1867 (rename_variables_in_bb): Do not handle any real or
1868 virtual definition.
1869 (slpeel_update_phis_for_duplicate_loop): Call
1870 get_current_def and set_current_def instead of using
1871 SSA_NAME_AUX.
1872 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1873 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1874 ssa_names_to_replace and delete_update_ssa.
1875 * doc/invoke.texi: Document --param min-virtual-mappings
1876 and --param virtual-mappings-ratio.
1877
1878 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1879
1880 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1881 for newly created PHI nodes.
1882 Call create_new_def_for for every new V_MAY_DEF and
1883 V_MUST_DEF on the copied statement.
1884 (struct ssa_name_map_entry): Remove.
1885 (ssa_name_map_entry_hash): Remove.
1886 (ssa_name_map_entry_eq): Remove.
1887 (allocate_ssa_names): Remove.
1888 (rewrite_to_new_ssa_names_def): Remove.
1889 (rewrite_to_new_ssa_names_use): Remove.
1890 (rewrite_to_new_ssa_names_bb): Remove.
1891 (rewrite_to_new_ssa_names): Remove.
1892 (tree_duplicate_sese_region): Remove variables ver,
1893 definitions, phi, ssa_name_map and bi.
1894 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1895 Call update_ssa.
1896 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1897 update_ssa instead of rewrite_ssa_into_ssa.
1898 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1899 create_new_def_for.
1900 (find_uses_to_rename_use): Add argument 'need_phis'.
1901 (find_uses_to_rename_stmt): Do not scan virtual operands.
1902 (find_uses_to_rename): Only scan PHI nodes for
1903 non-virtual names.
1904 (rewrite_into_loop_closed_ssa): Call update_ssa.
1905 (check_loop_closed_ssa_use): Ignore virtual operands.
1906 (check_loop_closed_ssa_stmt): Likewise.
1907 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1908 NULL.
1909 (rename_variables, set_phi_def_stmts): Remove.
1910 (tree_duplicate_loop_to_header_edge): Reformat comment.
1911 Remove variables BB, I and DEFINITIONS.
1912 Call need_ssa_update_p.
1913 Call update_ssa.
1914 (lv_adjust_loop_header_phi): Reformat comment.
1915 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1916 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1917 mark_for_rewrite, unmark_all_for_rewrite,
1918 marked_ssa_names): Remove. Update all users.
1919 (release_ssa_name): If VAR has been registered for SSA
1920 updating, do nothing.
1921 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1922 (build_assert_expr_for): Call register_new_name_mapping.
1923 (insert_range_assertions): Update call to update_ssa.
1924 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1925 marked_for_rewrite_p, any_marked_for_rewrite_p,
1926 marked_ssa_names): Remove.
1927
1928 2005-04-22 Jeff Law <law@redhat.com>
1929
1930 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1931 (restore_currdefs_to_original_value): Likewise.
1932 (register_definitions_for_stmt): Likewise.
1933 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1934 for each variable. Do not allocate/free block_defs_stack either.
1935 Do not iterate if we just thread jumps. Only iterate if the
1936 tree_cleanup_cfg does useful work (temporary).
1937 (dom_opt_initialize_block): No longer push a marker on
1938 BLOCK_DEFS_STACK.
1939 (dom_opt_finalize_block): Removal call to restore currdefs.
1940 Relax restrictions for recording edge equivalences.
1941 (record_equivalences_from_phis): No longer need to track
1942 CURRENT_DEF.
1943 (optimize_stmt): Similarly.
1944 (thread_across_edge): Simplify by removing the requirement that
1945 statements in the block we are threading through must be nops.
1946 (initialize_hash_element): Handle GOTO_EXPR.
1947
1948 2005-04-22 David S. Miller <davem@davemloft.net>
1949
1950 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1951 CONST_DOUBLE_HIGH.
1952 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1953 fix check on CONST_DOUBLE mode. It should be VOIDmode
1954 when it is representing an integer.
1955
1956 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1957
1958 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
1959 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
1960 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
1961 find_char_info_specifier_index,
1962 find_length_info_modifier_index): Likewise.
1963 * c-typeck.c (composite_type, pop_init_level): Likewise.
1964 * combine.c (cant_combine_insn_p, try_combine): Likewise.
1965 * cse.c (cse_insn): Likewise
1966 * dominance.c (calc_dfs_tree): Likewise
1967 dwarf2out.c (loc_descriptor_from_tree_1,
1968 add_abstract_origin_attribute, force_decl_die,
1969 force_type_die): Likewise
1970 emit-rtl.c (operand_subword_force): Likewise
1971 explow.c (hard_function_value): Likewise
1972 expmed.c (store_bit_field, expand_divmod,
1973 emit_store_flag_force): Likewise
1974 expr.c (emit_move_multi_word, store_expr,
1975 expand_expr_real_1): Likewise
1976 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
1977 output_operand): Likewise
1978 flow.c (recompute_reg_usage): Likewise
1979 * function.c (assign_stack_temp_for_type, assign_temp,
1980 handle_epilogue_set): Likewise
1981 * genextract.c (main): Likewise
1982 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
1983 gimplify_modify_expr_rhs, gimplify_expr): Likewise
1984 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
1985 ready_remove, rm_line_notes, rm_other_notes,
1986 schedule_block): Likewise
1987 mips-tfile.c (copy_object, out_of_bounds): Likewise
1988
1989 2005-04-22 David Edelsohn <edelsohn@gnu.org>
1990
1991 PR target/20813
1992 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
1993 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
1994 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
1995 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
1996 TARGET_XL_COMPAT.
1997 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
1998
1999 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2000
2001 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2002 (gcc_tree_to_linear_expression): Convert to heap allocated
2003 vectors.
2004 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2005 lbv_to_gcc_expression, lle_to_gcc_expression,
2006 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2007 perfect_nestify): Likewise.
2008 lambda.h (gcc_loopnest_to_lambda_loopnest,
2009 lambda_loopnest_to_gcc_loopnest): Likewise.
2010 tree-loop-linear.c (linear_transform_loops): Likewise.
2011
2012 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2013
2014 * config/sparc/predicates.md (arith_double_operand): Use
2015 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2016 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2017 (DImode, DFmode constant splitters): Likewise. Remove code for
2018 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2019 (logical constant splitters): Use const_int_operand predicate.
2020 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2021 HOST_BITS_PER_WIDE_INT < 64.
2022
2023 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2024
2025 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2026 gcc_unreachable as appropriate.
2027 (force_mode, emit_move_sequence, singlemove_string,
2028 output_move_double, output_fp_move_double, find_addr_reg,
2029 output_block_move, output_block_clear, output_and,
2030 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2031 pa_adjust_cost, pa_issue_rate, print_operand,
2032 output_global_address, output_arg_descriptor, output_cbranch,
2033 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2034 output_call): Likewise.
2035 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2036 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2037
2038 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2039
2040 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2041 _gcov_pow2_profiler and _gcov_one_value_profiler.
2042 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2043 (GTFILES): Add $(srcdir)/tree-profile.c.
2044 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2045 __gcov_one_value_profiler): Declare.
2046 * gimplify.c (force_gimple_operand): Check whether the statements
2047 should be produced in ssa form.
2048 (force_gimple_operand_bsi): New function.
2049 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2050 __gcov_one_value_profiler): New functions.
2051 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2052 the profiled value is a power of two or not.
2053 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2054 * tree-flow.h (in_ssa_p): Declare.
2055 (force_gimple_operand_bsi): Declare.
2056 * tree-into-ssa.c (in_ssa_p): New variable.
2057 (rewrite_into_ssa): Set in_ssa_p.
2058 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2059 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2060 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2061 tree_one_value_profiler_fn): New variables.
2062 (tree_init_edge_profiler): Initialize the profiler function decls.
2063 (tree_gen_edge_profiler): Use global gcov_type_node.
2064 (prepare_instrumented_value): New function.
2065 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2066 tree_gen_one_value_profiler): Call the library functions instead of
2067 creating instrumentation code.
2068 * tree.c (build_fn_decl): New function.
2069 * tree.h (build_fn_decl): Declare.
2070 * value-prof.c (rtl_divmod_values_to_profile,
2071 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2072 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2073 Do not handle may_be_other and precise values of exponents at pow2
2074 profiler.
2075 (tree_mod_subtract_transform): Reflect that value field of
2076 histogram has changed meaning.
2077 (tree_divmod_values_to_profile): Record the values correctly.
2078 (tree_values_to_profile): Update comment.
2079 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2080
2081 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2082
2083 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2084 (decl).
2085
2086 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2087
2088 * config/i386/i386.md (length_immediate): Use gcc_assert or
2089 gcc_unreachable, as appropriate.
2090 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2091 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2092 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2093 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2094 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2095 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2096 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2097 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2098 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2099 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2100 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2101 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2102 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2103 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2104 *prefetch_sse_rex): Likewise.
2105 * config/i386/predicates.md (x86_64_immediate_operand,
2106 x86_64_zext_immediate_operand, symbolic_operand,
2107 no_seg_address_operand, aligned_operand,
2108 memory_displacement_operand): Likewise.
2109 * config/i386/sse.md (*mov<mode>_internal,
2110 *movv2df_internal): Likewise.
2111
2112 2005-04-22 Jan Hubicka <jh@suse.cz>
2113
2114 * Makefile.in (ipa.o, ipa-inline.o): New files.
2115 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2116 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2117 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2118 * cgraphunit.c (cgraph_default_inline_p,
2119 cgraph_decide_inlining_incrementally, ncalls_inlined,
2120 nfunctions_inlined, initial_insns, overall_insns,
2121 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2122 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2123 cgraph_mark_inline, cgraph_check_inline_limits,
2124 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2125 update_callee_keys, lookup_recursive_calls,
2126 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2127 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2128 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2129 pass_ipa_inline): Move to ipa-inline.c
2130 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2131 * ipa.c: New file.
2132 * ipa-inline.c: New file.
2133
2134 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2135
2136 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2137 is turned off by default on Solaris.
2138
2139 2005-04-21 Roger Sayle <roger@eyesopen.com>
2140
2141 * c-common.h (objc_build_method_signature): Update prototype.
2142 * stub-objc.c (objc_build_method_signature): Update the stub
2143 implementation to accept and ignore additional parameter.
2144 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2145 the value of ellipsis to objc_build_method_signature instead
2146 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2147
2148 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2149
2150 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2151 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2152 gen_rtx_* not gen_rtx_fmt_*.
2153 (rs6000_emit_vector_select): Likewise.
2154 (rs6000_emit_sync): New.
2155 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2156 (larx, stcx, cmp): New mode substitutions.
2157 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2158 UNSPEC_ISYNC): New constants.
2159 (rlwinm): Give name.
2160 (memory_barrier, isync, lwsync): New insns.
2161 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2162 (sync_lock_release<mode>): New expander.
2163 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2164 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2165 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2166 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2167 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2168 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2169 (sync_add<mode>_internal, sync_addshort_internal,
2170 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2171 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2172 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2173
2174 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2175 is the memory before, not after, the operation. Clarify
2176 barrier requirements.
2177
2178 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2179
2180 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2181 * lambda.h (lambda_vector_min_nz): Likewise.
2182 * langhooks.h (struct lang_hooks_for_types,
2183 struct lang_hooks): Likewise.
2184 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2185 * tree.h: Likewise.
2186 * vec.h: Likewise.
2187 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2188
2189 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2190 comments to avoid 'abort'. Use gcc_assert as necessary.
2191 * opts.c (common_handle_option): Likewise.
2192 * pretty-print.c (pp_base_format_text): Likewise.
2193 * print-rtl.c (print_rtx): Likewise.
2194 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2195 * regmove.c (try_auto_increment): Likewise.
2196 * reload.c (find_valid_class, find_reloads_toplev,
2197 find_equiv_reg): Likewise.
2198 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2199 merge_assigned_reloads): Likewise.
2200 * tree-inline.c (inline_forbidden_p_1,
2201 estimate_num_insns_1): Likewise.
2202 * tree-optimize.c (execute_todo): Likewise.
2203 * tree-outof-ssa.c (eliminate_phi): Likewise.
2204 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2205 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2206 * tree-ssa-operands.c (parse_ssa_operands,
2207 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2208 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2209 * tree-ssanames.c (release_ssa_name): Likewise.
2210 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2211 walk_tree): Likewise.
2212
2213 * tree-ssa-operands.c (verify_abort): Fold into ..
2214 (verify_imm_links): ... here.
2215
2216 2005-04-21 Richard Henderson <rth@redhat.com>
2217
2218 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2219 on non-memory operand for previous inversion.
2220
2221 2005-04-21 Devang Patel <dpatel@apple.com>
2222
2223 PR optimization/20994
2224 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2225 x = !(a == b) : p , q;.
2226 (pass_if_conversion): Verify stmts and flow.
2227
2228 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2229
2230 * optabs.c (gen_conditional_trap): Restore #define.
2231
2232 * alias.c (true_dependence): Remove 'abort' from comments. Use
2233 gcc_assert and gcc_unreachable as appropriate.
2234 (canon_true_dependence): Likewise.
2235 * bb-reorder.c (connect_traces): Likewise.
2236 * c-common.c (c_add_case_label): Likewise.
2237 * c-decl.c (finish_function): Likewise.
2238 * caller-save.c (insert_restore, insert_save): Likewise.
2239 * cfg.c (update_bb_profile_for_threading): Likewise.
2240 * cfganal.c (flow_active_insn_p): Likewise.
2241 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2242 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2243 cfg_layout_merge_blocks): Likewise.
2244 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2245 find_if_block): Likewise.
2246 * integrate.c (allocate_initial_values): Likewise.
2247 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2248 swap_condition, unsigned_condition, signed_condition,
2249 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2250 reg_or_subregno): Likewise.
2251 * lambda-code.c (lambda_compute_auxillary_space,
2252 lambda_transform_legal_p): Likewise.
2253 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2254 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2255 lhd_incomplete_type_error, lhd_expand_expr,
2256 lhd_types_compatible_p, lhd_tree_size): Likewise.
2257 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2258 * local-alloc.c (update_equiv_regs): Likewise.
2259 * loop-unroll.c (peel_loop_completely
2260 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2261 peel_loop_simple, unroll_loop_stupid,
2262 analyze_iv_to_split_insn): Likewise.
2263 * loop.c (gen_prefetch, find_and_verify_loops,
2264 basic_induction_var): Likewise.
2265 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2266 * value-prof.c (tree_find_values_to_profile): Likewise.
2267 * varasm.c (named_section, default_assemble_integer,
2268 decode_addr_const): Likewise.
2269
2270 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2271 Fariborz Jahanian <fjahanian@apple.com>
2272
2273 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2274 portion of argument passed in fpr.
2275 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2276 decide on partial argument save on stack.
2277
2278 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2279
2280 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2281 comment typos.
2282
2283 2005-04-21 Jan Hubicka <jh@suse.cz>
2284
2285 * cgraphunit.c: Include tree-pass.h
2286 (cgraph_decide_recursive_inlining,
2287 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2288 cgraph_decide_inlining): Dump goes to dump_file.
2289 (cgraph_optimize): Call ipa passes instead of inliner.
2290 (cgraph_gate_inlining, pass_ipa_inline): New.
2291 * tree-optimize.c (all_ipa_passes): New static variable.
2292 (register_one_dump_file): Dead with IPA passes.
2293 (register_dump_files): Likewise.
2294 (init_tree_optimization_passes): Initialize IPA passes.
2295 (execute_todo): Do cgraph dump when asked to, do not dump function body
2296 for IPA pass.
2297 * tree-pass.h (TODO_dump_cgraph): New macro.
2298 (ipa_passes): Declare.
2299 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2300
2301 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2302
2303 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2304 gcc_assert instead of abort.
2305 (classify_argument, examine_argument, construct_container,
2306 contains_128bit_aligned_vector_p, ix86_check_movabs,
2307 standard_80387_constant_opcode, standard_80387_constant_rtx,
2308 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2309 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2310 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2311 legitimize_tls_address, output_pic_addr_const,
2312 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2313 get_some_local_dynamic_name, print_operand, print_operand_address,
2314 output_387_binary_op, emit_i387_cw_initialization,
2315 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2316 ix86_expand_clear, ix86_expand_binary_operator,
2317 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2318 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2319 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2320 ix86_expand_branch, ix86_expand_setcc,
2321 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2322 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2323 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2324 memory_address_length, ix86_attr_length_immediate_default,
2325 ix86_attr_length_address_default, ix86_agi_dependant,
2326 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2327 ix86_expand_binop_builtin, ix86_force_to_memory,
2328 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2329 x86_emit_floatuns): Likewise.
2330 * config/i386/netware.c (gen_regparm_prefix,
2331 i386_nlm_strip_name_encoding): Likewise.
2332 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2333
2334 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2335
2336 * optabs.c (gen_condiational_trap): Remove #define.
2337 (add_equal_note): Assertify. Remove explicit indirection from
2338 call via function pointer.
2339 (expand_ternary_op, expand_simple_binop, expand_binop,
2340 expand_twoval_unop, expand_twoval_binop,
2341 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2342 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2343 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2344 prepare_float_lib_cmp, emit_conditional_move,
2345 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2346 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2347 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2348 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2349
2350 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2351
2352 * vec.h: Update API to separate allocation mechanism from type.
2353 (VEC_safe_grow): New.
2354 * vec.c (calculate_allocation): New.
2355 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2356 (vec_gc_free, vec_heap_free): Remove.
2357 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2358 (VEC): Likewise.
2359 (mangle_macro_name): New.
2360 (struct macro_def): New.
2361 (struct macro): Add multiple argument values.
2362 (macro_expans_end): New.
2363 (push_macro_expansion): Chain on new macro. Process multiple
2364 args, create follow on expansion. Return follow on argument.
2365 (macro_input): Deal with multiple arguments.
2366
2367 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2368 (struct tree_binfo): Adjust.
2369 * basic-block.h: Define VEC(edge,gc).
2370 (struct edge_def): Adjust.
2371 (struct basic_block_def, struct edge_iterator): Likewise.
2372 (ei_container, ei_start_1, ei_last_1): Likewise.
2373 * cfg.c (connect_src, connect_dest): Likewise.
2374 * cfgrtl.c (force_nonfallthru_and_redirect)
2375 * dbxout.c (dbxout_type)
2376 * dwarf2out.c (gen_member_die)
2377 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2378 (gcc_tree_to_linear_expression): Adjust.
2379 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2380 lbv_to_gcc_expression, lle_to_gcc_expression,
2381 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2382 perfect_nestify): Likewise.
2383 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2384 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2385 * profile.c (instrument_values): Adjust.
2386 * tree-cfg.c (modified_noreturn_calls): Adjust.
2387 (remove_fallthru_edge): Likewise.
2388 * tree-dump.c (dequeue_and_dump): Adjust.
2389 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2390 * tree-flow.h (modified_noreturn_calls): Adjust.
2391 (tree_on_heap): Remove. (yay!)
2392 (register_new_def): Adjust.
2393 * tree-into-ssa.c: Define VEC(int,heap).
2394 (block_defs_stack): Adjust.
2395 (find_idf, insert_phi_nodes, register_new_def,
2396 rewrite_initialize_block, rewrite_finalize_block,
2397 register_new_update_single, rewrite_update_init_block,
2398 rewrite_update_fini_block, rewrite_blocks,
2399 ssa_rewrite_finalize_block, ssa_register_new_def,
2400 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2401 * tree-loop-linear.c (linear_transform_loops): Adjust.
2402 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2403 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2404 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2405 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2406 vrp_variables_stack): Adjust declarations.
2407 (tree_ssa_dominator_optimize): Adjust.
2408 (dom_opt_initialize_block, remove_local_expressions_from_table,
2409 restore_nonzero_vars_to_original_value,
2410 restore_vars_to_original_value,
2411 restore_currdefs_to_original_value, dom_opt_finalize_block,
2412 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2413 optimize_stmt, update_rhs_and_lookup_avail_expr,
2414 lookup_avail_expr, record_range): Likewise.
2415 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2416 (compute_antic_aux): Adjust.
2417 (inserted_exprs, create_expression_by_pieces,
2418 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2419 remove_dead_inserted_code, fini_pre): Likewise.
2420 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2421 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2422 ssa_prop_init): Likewise.
2423 * tree-ssa.c: Define VEC(bitmap,heap).
2424 (verify_name_tags): Adjust.
2425 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2426 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2427 tree_divmod_values_to_profile, tree_find_values_to_profile,
2428 value_profile_transformations): Likewise.
2429 * value-prof.h: Define VEC(histogram_value,heap).
2430 * varasm.c: Remove alias_pair pointer typedef, define
2431 VEC(alias_pair,gc).
2432 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2433
2434 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2435 not a pointer to it. Create an object vector.
2436 (extern_symbols): Turn into an object vector.
2437 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2438
2439 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2440
2441 PR/20742
2442 * Makefile.in (tree-chrec.o): Depend on params.h.
2443 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2444 default value 20.
2445 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2446 and fold build with fold_buildN.
2447 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2448 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2449 (tree_contains_chrecs): Compute an estimation of the size of the
2450 given expression.
2451 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2452 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2453 * tree-scalar-evolution.c (simple_iv): Ditto.
2454 * doc/invoke.texi (scev-max-expr-size): Documented.
2455
2456 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2457
2458 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2459 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2460 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2461 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2462 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2463 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2464 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2465 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2466 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2467 (darwin_fix_and_continue_switch): Delete.
2468 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2469 (SUBTARGET_SWITCHES): Delete.
2470 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2471 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2472 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2473 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2474 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2475 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2476 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2477 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2478 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2479 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2480 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2481 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2482 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2483 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2484 (TARGET_64BIT): Undef before redefining.
2485 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2486 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2487 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2488 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2489 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2490 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2491 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2492 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2493 (ix86_debug_arg_string, ix86_debug_addr_string)
2494 (ix86_align_loops_string, ix86_align_jumps_string)
2495 (ix86_align_funcs_string): Delete.
2496 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2497 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2498 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2499 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2500 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2501 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2502 (SUBTARGET_SWITCHES): Delete.
2503 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2504 (ix86_debug_addr_string): Delete.
2505 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2506 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2507 (ix86_align_loops_string, ix86_align_jumps_string)
2508 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2509 (ix86_align_funcs_string): Make static.
2510 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2511 (ix86_handle_option): New function.
2512 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2513 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2514 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2515 of darwin_fix_and_continue_switch.
2516 (darwin_one_byte_bool): Delete.
2517 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2518 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2519 to darwin_one_byte_bool.
2520 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2521 * config/i386/djgpp.opt, config/i386/i386.opt,
2522 * config/i386/sco5.opt: New files.
2523
2524 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2525
2526 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2527 fp_zero_operand, fp_register_operand, intreg_operand,
2528 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2529 call_operand, call_operand_address, tgd_symbolic_operand,
2530 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2531 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2532 sp64_medium_pic_operand, data_segment_operand,
2533 text_segment_operand, splittable_symbolic_memory_operand,
2534 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2535 eq_or_neq, normal_comp_operator, noov_compare_op,
2536 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2537 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2538 const64_operand, const64_high_operand, arith11_operand,
2539 arith10_operand, arith_double_operand, arith_double_4096_operand,
2540 arith_double_add_operand, arith11_double_operand,
2541 arith10_double_operand, small_int, small_int_or_double,
2542 uns_small_int, uns_arith_operand, clobbered_register,
2543 input_operand, compare_operand): Delete.
2544 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2545 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2546 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2547 (GEN_HIGHINT64, GEN_INT64): Delete.
2548 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2549 gen_safe_XOR64): Adjust for above deletion.
2550 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2551 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2552 (legitimate_constant_p): Use const_zero_operand instead.
2553 (sparc_extra_constraint_check): Likewise.
2554 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2555 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2556 (PREDICATE_CODES): Delete.
2557 * config/sparc/sparc.md: Include predicates.md.
2558 (All patterns): Adjust for new predicate names.
2559 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2560 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2561 (movdi): Use general_operand predicate.
2562 (movdi_sp64_dbl): Delete.
2563 (movdi_const64_special): Add 'N' constraint.
2564 (movdicc): Use arith10_operand predicate.
2565 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2566 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2567 (movdi_cc_reg_sp64_trunc): Delete.
2568 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2569 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2570 (subdi3_sp32): Delete.
2571 (subdi3_insn_sp32): Change to define_insn_and_split.
2572 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2573 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2574 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2575 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2576 small_int_operand predicate.
2577 (divdi3, udivdi3): Use arith_operand predicate.
2578 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2579 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2580 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2581 (xordi3_sp64_dbl): Delete.
2582 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2583 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2584 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2585 cmp_ccx_set_not): Use arith_operand predicate.
2586 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2587 * config/sparc/predicates.md: New file.
2588
2589 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2590
2591 PR tree-optimization/14846
2592 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2593 split out from ...
2594 (fold_single_bit_test): ... here.
2595 (fold_binary): Call fold_single_bit_test_into_sign_test
2596 instead of fold_single_bit_test.
2597
2598 2005-04-20 James E Wilson <wilson@specifixinc.com>
2599
2600 PR c++/20805
2601 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2602 is another declaration.
2603
2604 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2605
2606 * config/cris/predicates.md: New file.
2607 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2608 (cris_movem_load_rest_p): Declare.
2609 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2610 (cris_movem_load_rest_p): Ditto. Globalize.
2611 (cris_bdap_operand, cris_bdap_biap_operand,
2612 cris_orthogonal_operator, cris_commutative_orth_op,
2613 cris_operand_extend_operator,
2614 cris_additive_operand_extend_operator, cris_extend_operator,
2615 cris_plus_or_bound_operator, cris_mem_op,
2616 cris_general_operand_or_symbol,
2617 cris_general_operand_or_gotless_symbol,
2618 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2619 cris_load_multiple_op): Remove predicate functions.
2620 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2621 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2622 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2623 * config/cris/cris.md: Include predicates.md.
2624 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2625
2626 2005-04-20 Ian Lance Taylor <ian@airs.com>
2627
2628 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2629 * c-common.h (STMT_EXPR_STMT): Don't define.
2630 (STMT_EXPR_NO_SCOPE): Don't define.
2631 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2632 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2633 (pp_c_expression): Likewise.
2634
2635 2005-04-20 Richard Henderson <rth@redhat.com>
2636
2637 PR target/21100
2638 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2639
2640 2005-04-20 Jeff Law <law@redhat.com>
2641
2642 * reload1.c (reload): Ignore equivalences between pseudos and
2643 read only memory.
2644
2645 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2646
2647 PR c/12913
2648 * c-tree.h (struct c_label_list): Update comment.
2649 (struct c_label_context): Rename to struct c_label_context_se.
2650 (label_context_stack): Rename to label_context_stack_se.
2651 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2652 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2653 c_end_vm_scope): New.
2654 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2655 * c-decl.c (pop_scope): Call c_end_vm_scope.
2656 (pushdecl): Call c_begin_vm_scope for variably modified
2657 declarations.
2658 (define_label): Check for jumping into scope of identifier with
2659 variably modified type. Push label on stack for those defined at
2660 current context of identifiers with variably modified type.
2661 (start_function): Create stack level for context of identifiers
2662 with variably modified type.
2663 (finish_function): Pop stack level for context of identifiers with
2664 variably modified type.
2665 * c-typeck.c (label_context_stack): Rename to
2666 label_context_stack_se.
2667 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2668 (c_finish_goto_label): Check for jumping into scope of identifier
2669 with variably modified type. Push label on stack for those jumped
2670 to from current context of identifiers with variably modified
2671 type.
2672 (struct c_switch): Add blocked_vm.
2673 (c_start_case): Initialize blocked_vm.
2674 (do_case): Check blocked_vm.
2675 (c_finish_case): Add comment.
2676 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2677 variable label_context_stack.
2678
2679 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2680
2681 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2682 conditional_replacement, value_replacement, abs_replacement,
2683 minmax_replacement.
2684 (replace_phi_edge_with_variable): Remove argument BB.
2685 (conditional_replacement, value_replacement,
2686 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2687 Update a call to replace_phi_edge_with_variable.
2688
2689 * tree-ssa-phiopt.c: Fix comments.
2690
2691 2005-04-20 Michael Matz <matz@suse.de>
2692
2693 PR20973
2694 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2695 pseudos.
2696
2697 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2698
2699 * tree-ssa-phiopt.c: Fix comment typos.
2700
2701 PR tree-optimization/21116
2702 * tree-ssa-phiopt.c: Fix a typo.
2703
2704 2005-04-19 Richard Henderson <rth@redhat.com>
2705
2706 * builtins.c (expand_builtin_sync_operation): Revert last change.
2707 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2708 not vs new value.
2709 (expand_compare_and_swap_loop): Likewise.
2710 (expand_sync_operation): Remove fallback from NAND to AND; invert
2711 memory operand when expanding from cmpxchg.
2712 (expand_sync_fetch_operation): Likewise.
2713 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2714 compare-and-swap.
2715
2716 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2717 when implementing NAND. Fix double-add for AFTER.
2718 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2719 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2720 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2721 memory value.
2722 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2723 memory barrier.
2724
2725 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2726 to return old memory value.
2727 (sync_compare_and_swap_cc<IMODE>): Likewise.
2728
2729 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2730 return pre-reload. Don't consider output or anti dependencies.
2731 * config/ia64/sync.md (IMODE): New.
2732 (modesuffix): Add QI and HI.
2733 (memory_barrier): Simplify expansion.
2734 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2735 (cmpxchg_acq_<IMODE>): Likewise.
2736 (sync_lock_test_and_set<IMODE>): Likewise.
2737 (sync_lock_release<IMODE>): Likewise.
2738
2739 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2740
2741 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2742 ~X or ~Y simplify.
2743
2744 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2745
2746 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2747
2748 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2749 Joseph S. Myers <joseph@codesourcery.com>
2750
2751 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2752 * c-typeck.c (build_c_cast): Check these options.
2753 * doc/invoke.texi: Document these options.
2754
2755 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2756
2757 * tree-ssa-phiopt.c: Update a comment about the pass.
2758
2759 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2760
2761 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2762 config/mcore/mcore.c: Fix comment typos.
2763
2764 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2765
2766 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2767 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2768
2769 2005-04-19 Paul Brook <paul@codesourcery.com>
2770
2771 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2772
2773 2005-04-19 Andrew Haley <aph@redhat.com>
2774
2775 PR java/21022
2776 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2777 looking at a field's bitpos.
2778
2779 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2780
2781 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2782 libiberty functions.
2783
2784 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2785
2786 PR tree-optimization/21096
2787 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2788
2789 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2790
2791 PR target/21098
2792 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2793 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2794
2795 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2796
2797 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2798 refers to the function being dumped.
2799
2800 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2801
2802 * varasm.c (assemble_start_function): Remove reset of in_section.
2803
2804 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2805
2806 PR tree-optimization/21085
2807 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2808 overflowed.
2809
2810 2005-04-19 Ben Elliston <bje@au.ibm.com>
2811
2812 * doc/invoke.texi (Optimize Options): Refer to the correct
2813 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2814
2815 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2816
2817 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2818 alloca argument to be big enough.
2819
2820 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2821
2822 PR middle-end/21049
2823 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2824 cfun->cfg are NULL.
2825
2826 2005-04-18 Tom Tromey <tromey@redhat.com>
2827
2828 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2829 typo.
2830
2831 2005-04-18 Richard Henderson <rth@redhat.com>
2832
2833 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2834 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2835 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2836 * config/alpha/alpha-protos.h: Update.
2837 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2838 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2839 (attr type): Add ld_l, st_c, mb.
2840 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2841 iornotsi3, xorsi_internal, xornotsi3): New.
2842 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2843 (ev4_ist_c, ev4_mb): New.
2844 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2845 (ev5_ld_l): New.
2846 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2847 (ev6_ist): Add st_c.
2848 (ev6_mb): New.
2849 * config/alpha/sync.md: New file.
2850
2851 2005-04-18 Richard Henderson <rth@redhat.com>
2852
2853 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2854 for constants.
2855
2856 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2857
2858 2005-04-18 Devang Patel <dpatel@apple.com>
2859
2860 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2861
2862 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2863
2864 PR tree-optimization/20922
2865 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2866 Fold X + c >= X and fold X - c <= X to true.
2867
2868 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2869
2870 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2871 unsigned int.
2872 (emergency_labeled_state_free): Likewise.
2873
2874 2005-04-18 Nick Clifton <nickc@redhat.com>
2875
2876 * config/h8300/h8300.md (jump): Remove prescan parameter from
2877 calls to final_scan_insn.
2878
2879 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2880 parameter from calls to final_scan_insn.
2881
2882 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2883 specific options.
2884 (v850e, v850e1): Use the v850.opt file for target specific
2885 options.
2886
2887 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2888
2889 PR tree-optimization/21001
2890 * tree-optimize.c (init_tree_optimization_passes): Move the
2891 first pass_forwprop immediately before pass_vrp.
2892
2893 2005-04-17 Ian Lance Taylor <ian@airs.com>
2894
2895 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2896 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2897 from enum tree_code op to bool is_sizeof.
2898 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2899 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2900 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2901 case.
2902 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2903 cases.
2904 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2905 ALIGNOF_EXPR cases.
2906
2907 2005-04-17 Ian Lance Taylor <ian@airs.com>
2908
2909 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2910
2911 2005-04-17 Richard Henderson <rth@redhat.com>
2912
2913 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2914 TARGET_ABI_OSF.
2915 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2916 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2917 of indirection through ssa names while looking for the gpr counter
2918 field.
2919 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2920 saved va_list_gpr_size and va_list_fpr_size.
2921
2922 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2923
2924 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2925 both pointers or both integers.
2926
2927 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2928 ASSERT_EXPRs for single-use variable.
2929
2930 * tree-into-ssa.c: Fix a comment typo.
2931
2932 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2933
2934 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2935 -mipsN before forcing a default of -mips2.
2936
2937 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2938
2939 * predict.h (IS_TAKEN): Remove.
2940 * rtl.h (NOTE_PREDICTION): Likewise.
2941
2942 * modulo-sched.c (CFG_HOOKS): Remove.
2943
2944 * c-parser.c (N_C_TTYPES): Remove.
2945
2946 * tree-flow-inline.h (get_stmt_operands): Remove.
2947 * lambda-code.c, tree-ssa-loop-unswitch.c,
2948 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2949 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2950 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2951 calls to get_stmt_operands.
2952 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
2953
2954 2005-04-17 Richard Henderson <rth@redhat.com>
2955
2956 PR target/20375
2957 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
2958 of CUMULATIVE_ARGS past the last named argument.
2959 (alpha_va_start): Expect pretend_args_size only if strictly less than
2960 6 named arguments.
2961
2962 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2963
2964 PR middle-end/21024
2965 * builtins.c (expand_builtin_strcat): Convert the result of
2966 strlen to the right type.
2967 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
2968 avoid creating type mismatches.
2969 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
2970 type mismatches.
2971
2972 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
2973
2974 2005-04-16 Richard Henderson <rth@redhat.com>
2975
2976 PR target/21051
2977 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
2978 Use the mode of boolean_type_node when the user doesn't provide one.
2979 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
2980
2981 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
2982
2983 PR target/20126
2984 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
2985 (const)).
2986
2987 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
2988 comment.
2989
2990 2005-04-16 Roger Sayle <roger@eyesopen.com>
2991 Steven Bosscher <stevenb@suse.de>
2992
2993 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
2994 (fold_unary_to_constant): Likewise.
2995
2996 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
2997
2998 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
2999 PROP_ASM_SCAN.
3000
3001 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3002
3003 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3004 names related to target triplets.
3005 Remove i?86-*-esix from platform directory.
3006 Remove powerpc-*-eabiaix from platform directory.
3007
3008 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3009
3010 PR middle-end/20491
3011 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3012 falling through from SUBREG case to REG.
3013
3014 2005-04-15 Roger Sayle <roger@eyesopen.com>
3015
3016 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3017 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3018 (fold_binary_to_constant): Simplify using fold_binary.
3019 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3020
3021 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3022
3023 * gthr-posix.c (pthread_cancel): Define.
3024 (pthread_mutexattr_init): Likewise.
3025 (pthread_mutexattr_settype): Likewise.
3026 (pthread_mutexattr_destroy): Likewise.
3027
3028 2005-04-15 David S. Miller <davem@davemloft.net>
3029
3030 PR target/20673
3031 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3032
3033 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3034
3035 PR tree-optimization/21031
3036 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3037 (forward_propagate_into_cond_1): Call it. Forward propagate
3038 integer-integer casts into COND_EXPRs.
3039
3040 2005-04-15 Dave Korn <dave.korn@artimi.com>
3041
3042 * gcc.c (default_compilers): Clarify obscure error message when
3043 reading from standard input.
3044
3045 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3046
3047 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3048 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3049
3050 * tree-ssa-alias.c (init_alias_info): Remove a call to
3051 get_stmt_operands.
3052
3053 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3054
3055 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3056 of non-virtual PHI nodes like we use to.
3057
3058 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3059
3060 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3061 (attr_copy_rtx): Do not use it.
3062
3063 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3064
3065 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3066
3067 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3068
3069 * tree-vect-transform.c (vectorizable_store): Mark necessary
3070 objects in the vectorized store needing renaming. Update the
3071 SSA graph for V_MAY_DEF operands in the original store.
3072
3073 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3074
3075 * tree-ssa-pre.c (compute_avail): It's okay to have
3076 TREE_INVARIANT's here, and value number the resulting expressions.
3077 (create_expression_by_pieces): Make sure operands that were
3078 min_invariant when we started, stay that way.
3079
3080 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3081
3082 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3083
3084 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3085
3086 PR tree-optimization/20936.
3087 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3088
3089 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3090
3091 * doc/invoke.texi: Fix typos.
3092 * doc/md.texi: Likewise.
3093 * doc/rtl.texi: Likewise.
3094 * doc/sourcebuild.texi: Likewise.
3095 * doc/tm.texi: Likewise.
3096
3097 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3098
3099 PR tree-optimization/21004
3100 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3101 and floorl in c99 mode only.
3102 * builtins.c (expand_builtin_int_roundingfn): Assert that
3103 fallback_fndecl is not NULL_TREE.
3104
3105 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3106
3107 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3108 * basic-block.h: Update the prototype for
3109 purge_all_dead_edges.
3110 * cfgexpand.c (tree_expand_cfg): Update a call to
3111 purge_all_dead_edges.
3112 * combine.c (combine_instructions): Likewise.
3113 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3114 rest_of_handle_cse2, rest_of_handle_gcse,
3115 rest_of_handle_postreload): likewise.
3116
3117 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3118
3119 PR middle-end/20739
3120 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3121 e.g. cv-qualification conversions.
3122
3123 2005-04-14 Mike Stump <mrs@apple.com>
3124
3125 * config/darwin-c.c (framework_construct_pathname): We must
3126 find all headers of a framework in the first instance of it
3127 found in the seach path.
3128
3129 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3130
3131 PR tree-optimization/21021
3132 * tree-vrp.c (compare_values): Work around a bug in the front
3133 end that produces a comparison of mismatched types.
3134
3135 2004-04-14 Richard Henderson <rth@redhat.com>
3136
3137 * config/ia64/ia64.h (enum fetchop_code): Remove.
3138 (enum ia64_builtins): Move ...
3139 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3140 members except BSP and FLUSHRS.
3141 (ia64_init_builtins): Remove __sync builtins.
3142 (ia64_expand_builtin): Likewise.
3143 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3144 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3145 (ia64_expand_lock_release): Remove.
3146 * config/ia64/ia64.md (mf): Move to sync.md.
3147 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3148 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3149 * config/ia64/sync.md: New file.
3150 (memory_barrier): Rename from mf.
3151 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3152 (cmpxchg_acq_<I48MODE>): Likewise.
3153 (sync_lock_test_and_set<I48MODE>): Likewise.
3154
3155 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3156 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3157
3158 2004-04-14 Richard Henderson <rth@redhat.com>
3159
3160 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3161 (ix86_compare_emitted): New.
3162 (ix86_expand_compare): Use ix86_compare_emitted if set.
3163 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3164 and ix86_compare_op0 are set.
3165 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3166 (TARGET_CMPXCHG, TARGET_XADD): New.
3167 (ix86_compare_emitted): Declare.
3168 * config/i386/i386.md: Include sync.md
3169 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3170 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3171 * config/i386/sync.md: New file.
3172
3173 2004-04-14 Richard Henderson <rth@redhat.com>
3174
3175 PR middle-end/14311
3176 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3177 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3178 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3179 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3180 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3181 BT_FN_I8_VPTR_I8_I8): New.
3182 * builtins.def (DEF_SYNC_BUILTIN): New.
3183 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3184 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3185 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3186 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3187 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3188 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3189 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3190 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3191 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3192 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3193 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3194 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3195 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3196 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3197 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3198 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3199 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3200 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3201 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3202 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3203 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3204 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3205 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3206 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3207 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3208 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3209 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3210 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3211 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3212 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3213 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3214 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3215 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3216 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3217 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3218 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3219 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3220 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3221 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3222 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3223 BUILT_IN_SYNCHRONIZE: New.
3224 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3225 as a function. Accept __sync_ as a prefix as well.
3226 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3227 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3228 expand_builtin_lock_release): New.
3229 (expand_builtin): Call them.
3230 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3231 neither BOTH_P nor FALLBACK_P are defined.
3232 (builtin_type_for_size): New.
3233 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3234 (resolve_overloaded_builtin): New.
3235 * c-common.h (resolve_overloaded_builtin): Declare.
3236 (builtin_type_for_size): Declare.
3237 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3238 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3239 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3240 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3241 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3242 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3243 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3244 sync_compare_and_swap_cc, sync_lock_test_and_set,
3245 sync_lock_release): New.
3246 * optabs.h: Declare them.
3247 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3248 expand_sync_operation, expand_sync_fetch_operation,
3249 expand_sync_lock_test_and_set): Declare.
3250 * genopinit.c (optabs): Add sync optabs.
3251 * optabs.c (init_optabs): Initialize sync optabs.
3252 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3253 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3254 expand_sync_operation, expand_sync_fetch_operation,
3255 expand_sync_lock_test_and_set): New.
3256 * doc/extend.texi (Atomic Builtins): New section
3257 * doc/md.texi (Standard Names): Add sync patterns.
3258
3259 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3260
3261 * tree-eh.c (lower_try_finally_copy): Generate new code in
3262 response to goto_queue entries as if the queue was sorted by
3263 index, not pointers.
3264 (lower_try_finally_switch): Likewise.
3265
3266 2005-04-14 Richard Henderson <rth@redhat.com>
3267
3268 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3269 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3270 register.
3271 (ix86_expand_fp_movcc): Update to match.
3272 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3273 * config/i386/i386-protos.h: Update.
3274 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3275 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3276
3277 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3278
3279 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3280 refer to 4.0.
3281
3282 2005-04-14 Julian Brown <julian@codesourcery.com>
3283
3284 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3285 link failures on ppc64 Linux.
3286
3287 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3288
3289 * config.gcc: Set cpu_type for s390.
3290
3291 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3292
3293 Fix PR tree-optimization/20963
3294 * tree-ssa-pre.c (compute_avail): Remove special case for
3295 TREE_INVARIANT.
3296 (create_expression_by_pieces): Add value numbers for forced out
3297 statements.
3298
3299 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3300
3301 * config/cris/cris.md: Replace references to (reg:SI 16) with
3302 (reg:SI CRIS_SRP_REGNUM).
3303
3304 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3305
3306 PR tree-optimization/20657
3307 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3308 create an appropriate range from it.
3309
3310 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3311
3312 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3313 <UNSPEC_FIST_CEIL> case.
3314
3315 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3316 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3317 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3318 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3319 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3320 (lfloor<mode>2): New expanders.
3321 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3322 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3323 to implement lceil and llceil built-ins as x87 intrinsic function.
3324 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3325 (lceil<mode>2): New expanders.
3326
3327 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3328
3329 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3330 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3331
3332 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3333
3334 PR target/20927
3335 * config/s390/s390-modes.def: Define TFmode.
3336
3337 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3338
3339 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3340 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3341 * config/mips/mips.c (mips16_insn_length): Remove reference to
3342 JUMP_TABLES_IN_TEXT_SECTION.
3343
3344 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3345
3346 * simplify-rtx.c (simplify_binary_operation_1): Return
3347 scalar or vector of constant 0, depending on the xor's
3348 mode.
3349
3350 2005-04-13 Dale Johannesen <dalej@apple.com>
3351
3352 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3353 (objc-act.o): Ditto.
3354 * objc/objc-act.c (objc_gimplify_expr): New.
3355 (objc_get_callee_fndecl): New.
3356 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3357 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3358 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3359
3360 2005-04-13 Devang Patel <dpatel@apple.com>
3361
3362 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3363 temp variables.
3364
3365 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3366
3367 CRIS prologue as RTL.
3368 * config/cris/cris-protos.h (cris_emit_movem_store)
3369 (cris_expand_prologue): Prototype.
3370 * config/cris/cris.c (struct machine_function): New member
3371 stdarg_regs.
3372 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3373 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3374 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3375 (cris_load_multiple_op, cris_return_address_on_stack)
3376 (cris_return_address_on_stack_for_return): ISO-Cify.
3377 (cris_store_multiple_op): New predicate function.
3378 (cris_expand_prologue, cris_emit_movem_store): New functions.
3379 (cris_print_operand) <case 'O'>: Handle modifications other than
3380 post-increment.
3381 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3382 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3383 (cris_gen_movem_load): Rearrange slightly to make local variable
3384 src a parameter, removing osrc.
3385 (cris_setup_incoming_varargs): Set machine_function member
3386 stdarg_regs to correspond to the number of registers that need to
3387 be saved.
3388 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3389 CRIS_UNSPEC_GOT.
3390 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3391 cris_general_operand_or_gotless_symbol accept UNSPEC.
3392 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3393 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3394 ("*cris_store_multiple"): New pattern. Tweak common comment above
3395 this and "*cris_load_multiple".
3396 ("prologue"): New define_expand.
3397
3398 * config/cris/cris.md ("epilogue"): Conditionalize on
3399 TARGET_PROLOGUE_EPILOGUE.
3400
3401 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3402
3403 PR target/20924
3404 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3405 fpsr 0 instead of fpsr 1.
3406 (divsf3_internal_thr): Ditto.
3407 (divdf3_internal_lat): Ditto.
3408 (divdf3_internal_thr): Ditto.
3409 (divxf3_internal_lat): Ditto.
3410 (divxf3_internal_thr): Ditto.
3411
3412 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3413
3414 PR tree-optimization/20913
3415 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3416
3417 PR tree-optimization/20702
3418 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3419 dominator children that haven't been walked into.
3420
3421 2005-04-13 Julian Brown <julian@codesourcery.com>
3422
3423 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3424 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3425 is true.
3426
3427 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3428
3429 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3430 config/i386/sse.md: Fix comment typos.
3431
3432 * genattrtab.c (NULL_ATTR): Remove.
3433 * ifcvt.c (NULL_EDGE): Likewise.
3434
3435 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3436
3437 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3438 NOTE_PREDICT): Remove.
3439
3440 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3441
3442 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3443 * configure: Regenerate.
3444 * config.in: Likewise.
3445 * system.h: Declare vsnprintf if not already declared.
3446
3447 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3448
3449 * optc-gen.awk: Handle stand-alone Mask records.
3450 * opth-gen.awk: Likewise.
3451 * doc/options.texi (Option file format): Document them.
3452 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3453 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3454 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3455 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3456 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3457 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3458 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3459 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3460 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3461 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3462 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3463 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3464 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3465 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3466 TARGET_LONG_DOUBLE_128): Likewise.
3467 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3468 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3469 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3470 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3471 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3472 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3473 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3474 * config/sparc/sparc.c (fpu_option_set): New global.
3475 (sparc_handle_option): New function.
3476 (sparc_override_options): Test fpu_option_set.
3477 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3478 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3479 * config/sparc/sparc.opt: New file.
3480 * config/sparc/little-endian.opt: Likewise.
3481 * config/sparc/long-double-switch.opt: Likewise.
3482
3483 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3484
3485 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3486 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3487 * config/bfin/bfin.opt (mshared-library-id=): Lose
3488 Var(bfin_lib_id_given).
3489
3490 2005-04-13 Matt Thomas <matt@3am-software.com>
3491
3492 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3493 defining.
3494
3495 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3496
3497 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3498
3499 * cgraphunit.c (INSNS_PER_CALL): Remove.
3500
3501 * tree-ssa-forwprop.c (vars,
3502 record_single_argument_cond_exprs,
3503 substitute_single_use_vars): Remove.
3504 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3505 New.
3506 (tree_ssa_forward_propagate_single_use_vars): Call
3507 forward_propagate_into_cond for each COND_EXPR.
3508
3509 * tree-inline.c (INSNS_PER_STMT): Remove.
3510
3511 2005-04-12 Richard Henderson <rth@redhat.com>
3512
3513 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3514 (ix86_expand_sse_fp_minmax): ... from ...
3515 (ix86_expand_fp_movcc): ... here.
3516 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3517 * config/i386/i386-protos.h: Update.
3518 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3519 (sse_setccsf, sse_setccdf): Allow before reload.
3520 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3521 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3522 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3523 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3524 (anddf3, nanddf3, iordf3, xordf3): New.
3525
3526 2005-04-12 Jeff Law <law@redhat.com>
3527
3528 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3529 (tree-ssa-uncprop.o): Add dependencies.
3530 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3531 * tree-flow.h (remove_useless_stmts): Remove prototype.
3532 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3533 remove_useless_stmts.
3534 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3535 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3536 * tree-pass.h (pass_uncprop): Declare.
3537 * tree-ssa-uncprop.c: New file.
3538
3539 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3540
3541 PR target/20670
3542 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3543
3544 2005-04-12 Caroline Tice <ctice@apple.com>
3545
3546 Temporary fix for partitioning problems.
3547 * passes.c (rest_of_handle_final): Remove code that
3548 frees unlikely_text_section_name,
3549 * varasm.c (assemble_start_function): Test for partitioning
3550 flag before writing out section labels.
3551 (assemble_end_function): Test for partitioning flag before
3552 writing out section labels.
3553
3554 2005-04-12 Steven Bosscher <stevenb@suse.de>
3555 Stuart Hastings <stuart@apple.com>
3556 Jan Hubicka <jh@suse.cz>
3557
3558 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3559 references to gt-tree-cfg.h.
3560 * basic-block.h (struct basic_block_def): Don't skip rbi
3561 for garbage collection.
3562 (struct reorder_block_def): Make GTY-able.
3563 (struct control_flow_graph): New structure.
3564 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3565 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3566 but instead defines to the control_flow_graph for cfun.
3567 (label_to_block_map): New define, points to the label map of
3568 the control_flow_graph for cfun.
3569 (n_edges_for_function, n_basic_blocks_for_function,
3570 last_basic_block_for_function, basic_block_info_for_function,
3571 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3572 basic_block_info_for_function, label_to_block_map_for_function):
3573 Counterparts for the above, taking a struct function as an extra
3574 argument.
3575 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3576 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3577 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3578 (alloc_rbi_pool, free_rbi_pool): Remove.
3579 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3580 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3581 here...
3582 (cfg_layout_finalize) ... and don't free it here.
3583 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3584 garbage collected.
3585 * flow.c (free_basic_block_vars): Set label_to_block_map and
3586 n_edges to zero too.
3587 * function.h (struct function): Add cfg field.
3588 * function.c (allocate_struct_function): Allocate the cfg.
3589 * tree-cfg.c (label_to_block_map): Remove.
3590 (build_tree_cfg): Don't allocate the rbi pool here...
3591 (delete_tree_cfg_annotations): ...and don't free it here.
3592 Also don't nullify label_to_block_map for cfun.
3593
3594 2005-04-12 Caroline Tice <ctice@apple.com>
3595
3596 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3597 Revert my patch from April 9.
3598 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3599 (reorder_basic_blocks): Revert my patch from April 9.
3600 (insert_section_boundary_note): Revert my patch from April 9.
3601 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3602 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3603 (COLD_END_LABEL): Revert my patch from April 9.
3604 (cold_text_section_label): Revert my patch from April 9.
3605 (cold_end_label): Revert my patch from April 9.
3606 (dwarf2out_switch_text_section): Revert my patch from April 9.
3607 (output_aranges): Revert my patch from April 9.
3608 (output_ranges): Revert my patch from April 9.
3609 (output_line_info): Revert my patch from April 9.
3610 (add_location_or_const_value_attribute): Revert my patch from April 9.
3611 (dwarf2out_var_location): Revert my patch from April 9.
3612 (dwarf2out_init): Revert my patch from April 9.
3613 (dwarf2out_finish): Revert my patch from April 9.
3614 * function.h (struct function): Revert my patch from April 9.
3615 * opts.c (decode_options): Revert my patch from April 9.
3616 * output.h (unlikely_section_label, hot_section_label,
3617 hot_section_end_label, cold_section_end_label,
3618 unlikely_text_section_name): Revert my patch from April 9.
3619 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3620 * varasm.c (unlikely_section_label, hot_section_label,
3621 hot_section_end_label, cold_section_end_label,
3622 unlikely_text_section_name): Revert my patch from April 9.
3623 (initialize_cold_section_name): Revert my patch from April 9.
3624 (unlikely_text_section): Revert my patch from April 9.
3625 (in_unlikely_text_section): Revert my patch from April 9.
3626 (named_section): Revert my patch from April 9.
3627 (function_section): Revert my patch from April 9.
3628 (current_function_section): Revert my patch from April 9.
3629 (assemble_start_function): Revert my patch from April 9.
3630 (assemble_end_function): Revert my patch from April 9.
3631 (default_section_type_flags_1): Revert my patch from April 9.
3632
3633 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3634
3635 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3636 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3637
3638 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3639
3640 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3641
3642 PR middle-end/20917
3643 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3644 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3645
3646 2004-04-12 Richard Henderson <rth@redhat.com>
3647
3648 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3649 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3650 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3651 (UNSPEC_*, UNSPECV_*): Renumber.
3652
3653 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3654
3655 PR mudflap/19266
3656 From Richard Henderson <rth@redhat.com>:
3657 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3658 splitting logic.
3659
3660 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3661
3662 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3663
3664 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3665
3666 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3667 (bfin_library_id): New variable.
3668 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3669 instead of bfin_library_id_string.
3670 (bfin_handle_option): New function.
3671 (override_options): Remove most code to deal with shared library IDs,
3672 just check they aren't used without -mid-shared-library.
3673 (TARGET_HANDLE_OPTION): Define.
3674 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3675 * config/bfin/bfin.opt (mshared-library-id=): New.
3676
3677 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3678
3679 * tree-vect-transform.c: Fix comment typos.
3680
3681 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3682
3683 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3684 split critical edges when not possible/profitable.
3685
3686 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3687
3688 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3689 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3690 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3691 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3692 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3693 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3694 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3695 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3696 MASK_NO_BITFIELD.
3697 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3698 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3699 * config/ns32k/ns32k.opt: New file.
3700
3701 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3702
3703 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3704 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3705 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3706 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3707 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3708 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3709 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3710 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3711 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3712 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3713 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3714 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3715 (MASK_COLDFIRE): Formatting fixes.
3716 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3717 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3718 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3719 "_current_shared_library_a5_offset_".
3720 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3721 (MASK_ALL_CPU_BITS): New macro.
3722 (m68k_handle_option): New function.
3723 (override_options): Remove handling of m68k_library_id_string.
3724 * config/m68k/m68k.opt: New file.
3725 * config/m68k/ieee.opt: New file.
3726
3727 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3728
3729 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3730 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3731 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3732 (TARGET_CXX): Adjust accordingly.
3733 * target.h (struct gcc_target): Remove epxort_class_data. Add
3734 determine_class_data_visibility and class_data_always_comdat.
3735 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3736 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3737 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3738 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3739 (arm_cxx_determine_class_data_visibility): New.
3740 (arm_cxx_class_data_always_comdat): Likewise.
3741 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3742 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3743 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3744 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3745 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3746 Define.
3747
3748 2005-04-11 Devang Patel <dpatel@apple.com>
3749
3750 * tree-data-ref.c (build_classic_dist_vector,
3751 compute_subscript_distance): Make externally visible.
3752 * tree-data-ref.h (build_classic_dist_vector,
3753 compute_subscript_distance): Same.
3754 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3755 Check distance vector against vectorization factor.
3756 (vect_analyze_loop): Determine vectorizaion factor before
3757 analyzing data dependences.
3758 * tree-vectorizer.c (loops_num): Make it externally visible and
3759 rename ...
3760 * tree-vectorizer.c (vect_loops_num): ... new name.
3761 * tree-vectorizer.h (vect_loops_num): New.
3762
3763 2005-04-11 Devang Patel <dpatel@apple.com>
3764
3765 * tree-vect-analyze.c (vect_analyze_operations): Check
3766 vectorizable codition.
3767 * tree-vect-transform.c (vect_is_simple_cond): New function.
3768 (vectorizable_condition): New function.
3769 (vect_transform_stmt): Handle condition_vec_info_type.
3770 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3771 condition_vec_info_type.
3772 (vectorizable_condition): New.
3773
3774 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3775
3776 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3777 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3778 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3779
3780 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3781 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3782
3783 * dwarf2out.c (output_line_info): Don't try to dereference
3784 a NULL current_function_decl.
3785
3786 * config/t-slibgcc-darwin: Don't put shared libraries in
3787 directories other than $(slibdir).
3788 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3789 OS uses for it.
3790
3791 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3792
3793 PR tree-optimization/20933
3794 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3795 logic to reject aliases between read-only and writable
3796 variables ...
3797 (may_alias_p): ... here.
3798 (get_tmt_for): Do not associate read-only tags to pointers
3799 whose pointed-to type is not read-only.
3800 * tree-ssa.c (verify_ssa): Check that memory stores have at
3801 least one V_MAY_DEF or V_MUST_DEF.
3802
3803 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3804
3805 PR/17092
3806 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3807 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3808 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3809 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3810 _unlocked function.
3811 (fwrite_unlocked): Fix prototype.
3812
3813 * configure, config.in: Regenerate.
3814
3815 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3816
3817 * tree-ssa-loop-im.c: Include real.h.
3818 (determine_invariantness_stmt): If real division divisor is
3819 invariant and flag_unsafe_math_optimizations enabled, generate
3820 invariant reciprocal for hoisting.
3821 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3822
3823 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3824
3825 Fix PR tree-optimization/20926
3826
3827 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3828
3829 2005-04-11 Devang Patel <dpatel@apple.com>
3830
3831 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3832 operand ordering.
3833
3834 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3835
3836 * fold-const.c (fold_binary_op_with_conditional_arg):
3837 use fold_buildN instead of "fold (buildN" in some
3838 non obvious places.
3839 (fold_unary): Likewise.
3840 (fold_binary): Likewise.
3841
3842 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3843
3844 Fix PR tree-optimization/20612
3845 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3846 handling
3847 (perfect_nestify): preheaderbb is *not* part of loop of the
3848 old destination.
3849
3850 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3851
3852 * tree-ssa-alias.c (may_alias_p): If the variable
3853 is a global variable and the pointer is parameter
3854 and -fargument-noalias-global is used, then
3855 the pointer cannot alias the variable.
3856
3857 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3858
3859 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3860 * config/sparc/sparc.h: Likewise.
3861 * config/sparc/sparc.md: Likewise.
3862
3863 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3864
3865 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3866
3867 * tree-vrp.c: Fix a comment typo.
3868
3869 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3870
3871 PR tree-optimization/20920
3872 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3873 SSA_NAME flows through an abnormal edge.
3874 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3875 through abnormal edges.
3876 (maybe_add_assert_expr): Likewise.
3877
3878 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3879
3880 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3881 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3882 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3883 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3884 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3885 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3886 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3887 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3888 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3889 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3890 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3891 (TARGET_HANDLE_OPTION): Likewise.
3892 (s390_tune): Initialize to PROCESSOR_max.
3893 (s390_arch_string): Make static.
3894 (s390_tune_string, s390_warn_framesize_string): Delete.
3895 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3896 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3897 (s390_handle_arch_option, s390_handle_option): New functions.
3898 (override_options): Remove parsing of option strings.
3899 * config/s390/s390.opt: New file.
3900
3901 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3902
3903 * tree-complex.c (expand_vector_operations): Call
3904 update_stmt_if_modified.
3905
3906 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3907
3908 * tree-vect-analyze (vect_determine_vectorization_factor):
3909 Do not use GET_MODE_NUNITS.
3910 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3911 (vectorizable_load, vect_transform_loop): Likewise.
3912
3913 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3914
3915 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3916 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3917 * optabs.h (enum optab_index): Add new OTI_lceil.
3918 (lceil_optab): Define corresponding macro.
3919 * optabs.c (init_optabs): Initialize lceil_optab.
3920 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3921 and lceildi2 patterns.
3922 * builtins.c (expand_builtin_int_roundingfn): Handle
3923 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3924 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3925 BUILT_IN_LLCEIL{,F,L}.
3926 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3927 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3928 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3929 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3930 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3931 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3932 into lceil built-in function and (long long int)ceil{,f,l} into
3933 llceil built-in function.
3934 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3935 BUILT_IN_LLCEIL.
3936
3937 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3938
3939 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3940 zero.
3941
3942 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3943
3944 * config/arm/arm.c: Fix a comment typo.
3945 * doc/tree-ssa.texi: Fix a typo.
3946
3947 2005-04-10 Steven Bosscher <stevenb@suse.de>
3948
3949 * cselib.c (clear_table): Rename to cselib_clear_table.
3950 * cselib.h (cselib_clear_table): Add prototype.
3951 * gcse.c (gcse_main): Make 'f' argument unused.
3952 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3953 of each basic block instead.
3954 (compute_sets, compute_hash_table_work): Likewise.
3955 (constprop_register): Change int 'alter_jumps' argument to bool.
3956 (do_local_cprop): Likewise.
3957 (local_cprop_pass): Likewise. Also walk basic blocks instead of
3958 the insn chain. Explicitly clear the cselib tables after finishing
3959 one basic block. Make sure there are no unterminated libcall blocks.
3960 Update compute_sets call.
3961 (cprop): Walk basic blocks instead of the insn chain.
3962 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
3963 Likewise.
3964 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
3965 one_cprop_pass calls.
3966
3967 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3968
3969 * combine.c (combine_simplify_rtx): Remove a transformation that
3970 relies on an invalid assumption about rtl sign-extension semantics.
3971
3972 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3973
3974 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
3975 to build_int_cst_wide.
3976
3977 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
3978
3979 PR target/20126
3980 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
3981 set the original address pseudo to the correct value before the
3982 original insn, if possible, and leave the insn alone, otherwise
3983 create a new pseudo, set it and replace it in the insn.
3984 * recog.c (validate_change_maybe_volatile): New.
3985 * recog.h (validate_change_maybe_volatile): Declare.
3986
3987 2005-04-09 Caroline Tice <ctice@apple.com>
3988
3989 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3990 Remove targetm.have_named_sections test.
3991 (fix_edges_for_rarely_executed_code): Likewise.
3992 (insert_section_boundary_note): Likewise.
3993 (reorder_basic_blocks): Check partitioning flag before calling
3994 verify_hot_cold_block_grouping.
3995 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3996 the function struct rather than global variables.
3997 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3998 (COLD_END_LABEL): Likewise
3999 (cold_text_section_label): New static global variable.
4000 (cold_end_label): Likewise.
4001 (dwarf2out_switch_text_section): Get hot/cold section labels from
4002 the function struct rather than global variables.
4003 (output_aranges): Use cold_text_section_label and cold_end_label;
4004 check partitioning flag before putting out delta.
4005 (output_ranges): Remove incorrect code attempting to use
4006 hot/cold labels.
4007 (output_line_info): Get cold section label from function struct.
4008 (add_location_or_const_value_attribute): Likewise.
4009 (get_subprogram_die): Get hot/cold section labels from function struct.
4010 (dwarf2out_var_location): Likewise.
4011 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4012 write out cold_text_section_label if partition flag is set.
4013 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4014 * function.h (struct function): Add new fields to point to hot/cold
4015 section labels: hot_section_label, cold_section_label,
4016 hot_section_end_label and cold_section_end_label; also add new field
4017 for cold text section name, unlikely_text_section_name.
4018 * opts.c (decode_options): Turn off partitioning flag if
4019 !targetm.have_named_sections.
4020 * output.h (hot_section_label): Remove.
4021 (hot_section_end_label): Remove.
4022 (cold_section_end_label): Remove.
4023 (unlikely_section_label): Remove.
4024 (unlikely_text_section_name): Remove.
4025 * passes.c (rest_of_handle_final): Remove code that frees
4026 unlikely_text_section_name.
4027 * varasm.c (unlikely_section_label): Remove.
4028 (hot_section_label): Remove.
4029 (hot_section_end_label): Remove.
4030 (cold_section_end_label): Remove.
4031 (unlikely_text_section_name): Remove.
4032 (initialize_cold_section_name): Modify to call
4033 targetm.strip_name_encoding; to store cold section name in current
4034 function struct, if it exists; and to only use the decl_section_name
4035 if flag_named_sections is true.
4036 (unlikely_text_section): Modify to get section name out of current
4037 function struct, if there is one; otherwise build it from
4038 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4039 (in_unlikely_text_section): Likewise.
4040 (named_section): Modify to get/put cold section name in current function
4041 struct, if there is one.
4042 (function_section): Change 'bool unlikely' to 'int reloc'; check
4043 targetm.have_named_sections before calling named_section.
4044 (current_function_section): Likewise.
4045 (assemble_start_function): Modify to get/put unlikely_text_section_name
4046 in current function struct; modify to get hot/cold section labels
4047 from function struct; initialize labels using
4048 ASM_GENERATE_INTERNAL_LABEL;
4049 test partitioning flag before writing out hot section label.
4050 (assemble_end_function): Test partitioning flag before writing out
4051 hot/cold section labels.
4052 (default_section_type_flags_1): Modify to use array instead of
4053 char* for unlikely_text_section_name; set flags correctly for
4054 cold text section if there is not a current function decl.
4055
4056 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4057
4058 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4059 and TI_VA_LIST_FPR_COUNTER_FIELD.
4060 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4061 * tree-pass.h (pass_stdarg): Add.
4062 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4063 * tree-stdarg.c: New file.
4064 * tree-stdarg.h: New file.
4065 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4066 (tree-stdarg.o): Add dependencies.
4067 * function.h (struct function): Add va_list_gpr_size and
4068 va_list_fpr_size fields.
4069 * function.c (allocate_struct_function): Initialize them.
4070 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4071 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4072 (TARGET_INITIALIZER): Add it.
4073
4074 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4075 va_list_{g,f}pr_counter_field.
4076 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4077 area will not be used. Only save registers that tree-stdarg.c
4078 detected they need saving.
4079 (ix86_va_start): Don't set up fields that won't be used.
4080
4081 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4082 va_list_{g,f}pr_counter_field.
4083 (setup_incoming_varargs): Don't do anything if reg_save
4084 area will not be used. Only save registers that tree-stdarg.c
4085 detected they need saving.
4086 (rs6000_va_start): Don't set up fields that won't be used.
4087
4088 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4089 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4090 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4091 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4092
4093 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4094
4095 PR target/20795
4096 * config/i386/i386.c (construct_container): Pass empty aligned
4097 struct, union or class in memory.
4098
4099 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4100
4101 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4102 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4103 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4104 config/rs6000/predicates.md: Fix comment typos.
4105
4106 * sched-int.h (haifa_insn_data): Remove blockage and units.
4107 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4108 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4109 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4110
4111 2005-04-09 Jan Hubicka <jh@suse.cz>
4112 Steven Bosscher <stevenb@suse.de>
4113
4114 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4115 * cfgloop.c (get_loop_exit_edges): Likewise.
4116 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4117 (unloop): Likewise.
4118 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4119 * tree-cfg.c (dump_cfg_status): Likewise.
4120
4121 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4122
4123 * config/rs6000/predicates.md (altivec_register_operand): Remove
4124 redundant match_code test.
4125 (gpc_reg_operand): Same.
4126 (cc_reg_operand): Same.
4127 (cc_reg_not_cr0_operand): Same.
4128
4129 2005-04-09 Jan Hubicka <jh@suse.cz>
4130
4131 Forgotten hunk from my last merge patch:
4132 * final.c (output_addr_const): Do not call mark_referenced.
4133
4134 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4135
4136 * doc/tree-ssa.texi: Add immediate use documentation.
4137
4138 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4139
4140 * arm.c (FL_WBUF): Define.
4141 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4142 (arm_is_6_or_7): Delete.
4143 (arm_tune_wbuf): New.
4144 (arm_override_options): Set arm_tune_wbuf.
4145 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4146 (arm_is_6_or_7): Delete declaration.
4147 (arm_tune_wbuf): New declartion.
4148 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4149 (model_wbuf): Derive from arm_tune_wbuf.
4150 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4151 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4152 (arm740t): Mark CPUs as having a write buffer.
4153
4154 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4155
4156 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4157 of 'const_double_operand' in operand 2 constraints. Update enable
4158 condition.
4159
4160 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4161
4162 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4163 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4164 * optabs.h (enum optab_index): Add new OTI_lfloor.
4165 (lfloor_optab): Define corresponding macro.
4166 * optabs.c (init_optabs): Initialize lfloor_optab.
4167 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4168 and lfloordi2 patterns.
4169 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4170 (expand_builtin_int_roundingfn): New function.
4171 (fold_builtin_int_roundingfn): New prototype.
4172 (fold_builtin_int_roundingfn): New function, renamed from
4173 fold_builtin_lround.
4174 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4175 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4176 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4177 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4178 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4179 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4180 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4181 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4182 into lfloor built-in function and (long long int)floor{,f,l} into
4183 llfloor built-in function.
4184 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4185 BUILT_IN_LLFLOOR.
4186
4187 2005-04-08 Ian Lance Taylor <ian@airs.com>
4188
4189 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4190 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4191 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4192 (DO_COND, DO_BODY): Likewise.
4193 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4194 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4195 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4196 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4197 (build_continue_stmt, build_break_stmt): Don't declare.
4198 (c_do_switch_warnings): Update declaration.
4199 * c-gimplify.c (enum bc_t): Remove.
4200 (struct c_gimplify_ctx, ctxp): Remove.
4201 (push_context, pop_context): Remove static functions.
4202 (c_genericize): Don't call push_context or pop_context.
4203 (begin_bc_block, finish_bc_block): Remove static functions.
4204 (build_bc_goto): Likewise.
4205 (gimplify_c_loop): Likewise.
4206 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4207 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4208 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4209 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4210 * c-common.c (c_do_switch_warnings): Rename from
4211 c_do_switch_warnings_1.
4212 (c_do_switch_warnings) [old version]: Remove.
4213 (c_do_switch_expr_warnings): Remove.
4214 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4215 function instead of c_do_switch_expr_warnings.
4216 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4217 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4218 * c-pretty-print.c (pp_c_statement): Likewise.
4219 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4220
4221 2005-04-08 Devang Patel <dpatel@apple.com>
4222
4223 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4224 While selecting replacement condition pay attention to loop header.
4225
4226 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4227
4228 Merge from tree-cleanup-branch: VRP, store CCP, store
4229 copy-prop, incremental SSA updating of FUD chains and
4230 newly exposed symbols.
4231
4232 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4233 (OBJS-common): Add tree-vrp.o.
4234 (tree-vrp.o): New rule.
4235 * basic-block.h (nearest_common_dominator_for_set): Declare.
4236 * common.opt (ftree-store-ccp): New flag.
4237 (ftree-copy-prop): New flag.
4238 (ftree-vrp): New flag.
4239 (ftree-store-copy-prop): New flag.
4240 * dominance.c (nearest_common_dominator_for_set): New.
4241 * domwalk.c (walk_dominator_tree): Only traverse
4242 statements in blocks marked in walk_data->interesting_blocks.
4243 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4244 * fold-const.c (fold): Handle ASSERT_EXPR.
4245 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4246 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4247 flag_tree_vrp at -O2.
4248 * timevar.def (TV_TREE_VRP): Define.
4249 (TV_TREE_COPY_PROP): Define.
4250 (TV_TREE_STORE_COPY_PROP): Define.
4251 (TV_TREE_SSA_INCREMENTAL): Define.
4252 (TV_TREE_STORE_CCP): Define.
4253 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4254 to kill_redundant_phi_nodes from comment.
4255 (verify_expr): Handle ASSERT_EXPR.
4256 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4257 argument. Update all users.
4258 (mark_call_clobbered_vars_to_rename): Remove. Update all
4259 users.
4260 * tree-flow-inline.h (unmodifiable_var_p): New.
4261 * tree-flow.h (enum value_range_type): Declare.
4262 (struct value_range_def): Declare.
4263 (value_range): Declare.
4264 (remove_all_phi_nodes_for): Remove. Update all users.
4265 (find_phi_node_for): Declare.
4266 (add_type_alias): Declare.
4267 (count_uses_and_derefs): Declare.
4268 (kill_redundant_phi_nodes): Remove.
4269 (rewrite_into_ssa): Remove.
4270 (rewrite_def_def_chains): Remove.
4271 (update_ssa, register_new_name_mapping, create_new_def_for,
4272 need_ssa_update_p, name_registered_for_update_p,
4273 release_ssa_name_after_update_ssa, dump_repl_tbl,
4274 debug_repl_tbl, dump_names_replaced_by,
4275 debug_names_replaced_by, mark_sym_for_renaming,
4276 mark_set_for_renaming, get_current_def, set_current_def,
4277 get_value_range, dump_value_range, debug_value_range,
4278 dump_all_value_ranges, debug_all_value_ranges,
4279 expr_computes_nonzero, loop_depth_of_name,
4280 unmodifiable_var_p): Declare.
4281 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4282 ASSERT_EXPR.
4283 * tree-into-ssa.c (block_defs_stack): Update comment.
4284 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4285 syms_to_rename, names_to_release, repl_tbl,
4286 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4287 need_to_replace_names_p): New locals.
4288 (NAME_SETS_GROWTH_FACTOR): Define.
4289 (struct repl_map_d): Declare.
4290 (struct mark_def_sites_global_data): Add field
4291 interesting_blocks.
4292 (enum rewrite_mode): Declare.
4293 (REGISTER_DEFS_IN_THIS_STMT): Define.
4294 (compute_global_livein): Use last_basic_block instead of
4295 n_basic_blocks.
4296 (set_def_block): Remove last argument. Update all callers.
4297 (prepare_use_operand_for_rename): Remove. Update all callers.
4298 (prepare_def_operand_for_rename): Remove. Update all callers.
4299 (symbol_marked_for_renaming): New.
4300 (is_old_name): New.
4301 (is_new_name): New.
4302 (repl_map_hash): New.
4303 (repl_map_eq): New.
4304 (repl_map_free): New.
4305 (names_replaced_by): New.
4306 (add_to_repl_tbl): New.
4307 (add_new_name_mapping): New.
4308 (mark_def_sites): Assume that all the operands in the
4309 statement are in normal form.
4310 (find_idf): Assert that the block in the stack is valid.
4311 (get_default_def_for): New.
4312 (insert_phi_nodes_for): Add new argument 'update_p'.
4313 Add documentation.
4314 If update_p is true, add a new mapping between the LHS of
4315 each new PHI and the name that it replaces.
4316 (insert_phi_nodes_1): Only call find_idf if needed.
4317 (get_reaching_def): Call get_default_def_for.
4318 (rewrite_operand): Remove.
4319 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4320 and REWRITE_THIS_STMT are false.
4321 Assume that all the operands in the statement are in
4322 normal form.
4323 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4324 (rewrite_virtual_phi_arguments): Remove.
4325 (invalidate_name_tags): Remove.
4326 (register_new_update_single, register_new_update_set,
4327 rewrite_update_init_block, replace_use,
4328 rewrite_update_fini_block, rewrite_update_stmt,
4329 rewrite_update_phi_arguments): New.
4330 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4331 Add arguments 'entry', 'what' and 'blocks'.
4332 Initialize the dominator walker according to 'what' and
4333 'blocks'.
4334 Start the dominator walk at 'entry'.
4335 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4336 Use it to configure the dominator walker.
4337 (rewrite_into_ssa): Remove argument 'all'.
4338 Make internal.
4339 (rewrite_all_into_ssa): Remove.
4340 (rewrite_def_def_chains): Remove.
4341 (mark_def_interesting, mark_use_interesting,
4342 prepare_phi_args_for_update, prepare_block_for_update,
4343 prepare_def_site_for, prepare_def_sites,
4344 dump_names_replaced_by, debug_names_replaced_by,
4345 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4346 delete_update_ssa, create_new_def_for,
4347 register_new_name_mapping, mark_sym_for_renaming,
4348 mark_set_for_renaming, need_ssa_update_p,
4349 name_registered_for_update_p, ssa_names_to_replace,
4350 release_ssa_name_after_update_ssa,
4351 insert_updated_phi_nodes_for, update_ssa): New.
4352 * tree-loop-linear.c (linear_transform_loops): Call
4353 update_ssa instead of rewrite_into_ssa.
4354 * tree-optimize.c (vars_to_rename): Remove.
4355 Update all users.
4356 (init_tree_optimization_passes): Replace
4357 pass_redundant_phi with pass_copy_prop.
4358 Add pass_vrp.
4359 Replace pass_ccp with pass_store_ccp.
4360 Add pass_store_copy_prop after pass_store_ccp.
4361 (execute_todo): If the TODO_ flags don't include updating
4362 the SSA form, assert that it does not need to be updated.
4363 Call update_ssa instead of rewrite_into_ssa and
4364 rewrite_def_def_chains.
4365 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4366 (tree_rest_of_compilation):
4367 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4368 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4369 TODO_cleanup_cfg): Renumber.
4370 (TODO_verify_loops, TODO_update_ssa,
4371 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4372 TODO_update_ssa_only_virtuals): Define.
4373 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4374 Declare.
4375 * tree-phinodes.c (make_phi_node): Update documentation.
4376 (remove_all_phi_nodes_for): Remove.
4377 (find_phi_node_for): New.
4378 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4379 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4380 (interpret_rhs_modify_expr): Likewise.
4381 * tree-sra.c (decide_instantiations): Mark all symbols in
4382 SRA_CANDIDATES for renaming.
4383 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4384 (mark_all_v_defs): New function. Update all users to call it
4385 with the whole list of scalarized statements, not just the
4386 first one.
4387 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4388 (compute_flow_insensitive_aliasing): If the tag is
4389 unmodifiable and the variable isn't or vice-versa, don't
4390 make them alias of each other.
4391 (setup_pointers_and_addressables): If the type tag for
4392 VAR is about to change, mark the old one for renaming.
4393 (add_type_alias): New.
4394 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4395 (ccp_lattice_t): Rename from latticevalue.
4396 (value): Remove. Update all users.
4397 (const_val): New local variable.
4398 (do_store_ccp): New local variable.
4399 (dump_lattice_value): Handle UNINITIALIZED.
4400 (debug_lattice_value): New.
4401 (get_default_value): Re-write.
4402 (set_lattice_value): Re-write.
4403 (def_to_varying): Remove. Update all users.
4404 (likely_value): Return VARYING for statements that make
4405 stores when STORE_CCP is false.
4406 Return VARYING for any statement other than MODIFY_EXPR,
4407 COND_EXPR and SWITCH_EXPR.
4408 (ccp_initialize): Re-write.
4409 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4410 Move to tree-ssa-propagate.c.
4411 (ccp_lattice_meet): Handle memory stores when
4412 DO_STORE_CCP is true.
4413 (ccp_visit_phi_node): Likewise.
4414 (ccp_fold): Likewise.
4415 (evaluate_stmt): Likewise.
4416 (visit_assignment): Likewise.
4417 (ccp_visit_stmt): Likewise.
4418 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4419 into DO_STORE_CCP.
4420 (do_ssa_ccp): New.
4421 (pass_ccp): Use it.
4422 (do_ssa_store_ccp): New.
4423 (gate_store_ccp): New.
4424 (pass_store_ccp): Declare.
4425 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4426 (may_propagate_copy): Reformat.
4427 Don't abort if ORIG is a virtual and DEST isn't.
4428 If NEW does not have alias information but DEST does,
4429 copy it.
4430 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4431 copy_prop_kind, which_copy_prop): Declare.
4432 (stmt_may_generate_copy, get_copy_of_val,
4433 get_last_copy_of, set_copy_of_val, dump_copy_of,
4434 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4435 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4436 init_copy_prop, fini_copy_prop, execute_copy_prop,
4437 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4438 store_copy_prop): New.
4439 (pass_copy_prop, pass_store_copy_prop): Declare.
4440 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4441 'num_const_prop' and 'num_copy_prop'.
4442 (cprop_operand): Update them.
4443 (dump_dominator_optimization_stats): Dump them.
4444 (tree_ssa_dominator_optimize): Call update_ssa instead of
4445 rewrite_into_ssa.
4446 (loop_depth_of_name): Declare extern.
4447 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4448 values for LOW or HIGH.
4449 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4450 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4451 (cprop_operand): Only propagate if VAL != OP.
4452 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4453 statement for renaming.
4454 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4455 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4456 add_type_alias if necessary.
4457 Call mark_new_vars_to_rename.
4458 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4459 mark every statement updated, call update_ssa and
4460 rewrite_into_loop_closed_ssa.
4461 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4462 from LIVEIN if VAR is a virtual.
4463 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4464 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4465 (get_call_expr_operands): Reformat statement.
4466 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4467 symbols.
4468 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4469 SSA_NAME_VALUE for every name.
4470 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4471 get_value_loaded_by): New.
4472 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4473 substitute_and_fold): Move from tree-ssa-ccp.c.
4474 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4475 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4476 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4477 Declare.
4478 * tree-ssa.c (verify_use): Fix error message.
4479 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4480 check_phi_redundancy, kill_redundant_phi_nodes,
4481 pass_redundant_phi): Remove. Update all users.
4482 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4483 add_type_alias, if necessary.
4484 * tree-vectorizer.h (struct _stmt_vect_info): Update
4485 documentation for field 'memtag'.
4486 * tree-vrp.c: New file.
4487 * tree.def (ASSERT_EXPR): Define.
4488 * tree.h (ASSERT_EXPR_VAR): Define.
4489 (ASSERT_EXPR_COND): Define.
4490 (SSA_NAME_VALUE_RANGE): Define.
4491 (struct tree_ssa_name): Add field 'value_range'.
4492 (PHI_REWRITTEN): Remove.
4493 (struct tree_phi_node): Remove field 'rewritten'.
4494 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4495 -ftree-store-copy-prop): Document.
4496 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4497 Document usage of update_ssa.
4498
4499 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4500
4501 PR target/20814
4502 * config/rs6000/predicates.md (altivec_register_operand): Accept
4503 SUBREG.
4504 (and64_operand): Do not limit CONST_INT to mask64_operand.
4505 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4506 (and_operand): Do not limit CONST_INT to mask_operand.
4507
4508 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4509
4510 PR rtl-optimization/20466
4511 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4512 for overlap of the address of each list member.
4513 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4514
4515 2005-04-08 Mike Stump <mrs@apple.com>
4516
4517 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4518
4519 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4520 instead of 4.
4521
4522 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4523
4524 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4525
4526 * function.c (push_function_context_to): Don't set
4527 contains_functions.
4528 * function.h (function): Remove contains_functions.
4529 (current_function_contains_functions): Remove.
4530
4531 * function.h (function): Remove instrument_entry_exit.
4532 (current_function_instrument_entry_exit): Remove.
4533
4534 * function.h (nonlocal_labels): Remove.
4535
4536 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4537
4538 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4539 (check_attr_value, write_attr_get, write_expr_attr_cache,
4540 find_attr, make_internal_attr): Don't reference negative_ok or
4541 unsigned_p.
4542 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4543 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4544 (ATTR_STATIC): Adjust the value.
4545
4546 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4547
4548 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4549
4550 * config/s390/tpf.h (ASM_SPEC): Define.
4551
4552 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4553
4554 * tree-flow.h: Remove the prototype for
4555 redirect_immediate_uses.
4556 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4557
4558 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4559
4560 * arm.c (arm_const_double_by_parts): New function.
4561 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4562 * arm.md (define_split for 64-bit constants): Add another one.
4563
4564 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4565
4566 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4567
4568 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4569
4570 * system.h: Revert last change.
4571
4572 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4573
4574 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4575 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4576 (TARGET_SWITCHES): Delete.
4577 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4578 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4579 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4580 * config/xtensa/xtensa.opt: New file.
4581
4582 2005-04-08 Ben Elliston <bje@au.ibm.com>
4583
4584 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4585 * config/fp-bit.h: Tidy comments.
4586
4587 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4588
4589 * system.h: Poison PARAMS.
4590
4591 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4592
4593 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4594 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4595 (TARGET_SWITCHES): Delete.
4596 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4597 * config/vax/vax.opt: New file.
4598
4599 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4600
4601 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4602
4603 2005-04-07 Ian Lance Taylor <ian@airs.com>
4604
4605 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4606 define.
4607 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4608 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4609 Likewise.
4610
4611 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4612
4613 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4614 all immediate uses in PHI nodes.
4615
4616 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4617
4618 * arm.c (arm_const_double_inline_cost): Handle any constant by
4619 using gen_lowpart and gen_highpart_mode.
4620 (note_invalid_constants): All constants in an RTX with a constraint
4621 that permits memory are now pushed to the constant pool.
4622 (output_move_double): Delete code to handle reg to reg and
4623 constant to reg moves.
4624 (const_double_needs_minipool, output_mov_immediate): Delete.
4625 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4626 CONST_INT and CONST_VECTOR.
4627 * arm.md (ANY64): New mode macro.
4628 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4629 (movdf_soft_insn): Split reg-reg and const-reg moves.
4630 (split patterns for 64-bit constant and register moves): New.
4631 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4632 (cirrus_movdf_hard_insn): Likewise.
4633 * fpa.md (movdf_fpa): Likewise.
4634 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4635 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4636 constraints.
4637 (movv2si_internal_2): Likewise.
4638 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4639 (movdf_vfp): Likewise.
4640 * arm-protos.h (output_mov_immediate): Delete prototype.
4641
4642 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4643
4644 PR target/20093
4645 * simplify-rtx.c (simplify_unary_operation_1): Check
4646 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4647
4648 2005-04-06 James E Wilson <wilson@specifixinc.com>
4649
4650 PR target/20717
4651 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4652 ADDR_EXPR.
4653
4654 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4655
4656 * coverage.h (GCOV_TYPE_NODE): Delete.
4657 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4658 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4659 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4660 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4661 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4662
4663 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4664
4665 PR other/20792
4666 * Makefile.in (gcc.pot): Remove options.c dependency.
4667 * optc-gen.awk: Don't quote help strings with N_().
4668
4669 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4670
4671 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4672 the function returns a pointer type.
4673
4674 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4675
4676 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4677 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4678 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4679 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4680 explicit_uses members.
4681 (get_or_create_used_part_for): Initialize new fields.
4682 (fieldoff_compare): New function.
4683 (create_overlap_variables_for): Count number of fields, use
4684 heuristic to determine whether to create subvars for vars with
4685 only implicit uses.
4686 Sort the field list by offset and avoid creating duplicate SFT's.
4687
4688 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4689
4690 * c.opt (-F): Remove trailing whitespace from help string.
4691 (-finput-charset): Use a tab to separate the switch name and help
4692 string.
4693 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4694 (-ftree-vectorizer-verbose): Likewise.
4695
4696 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4697
4698 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4699 a PHI argument where a use occurs instead of all PHI arguments.
4700
4701 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4702
4703 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4704 scope.
4705
4706 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4707
4708 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4709 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4710 config/bfin/bfin.h: Fix comment typos.
4711
4712 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4713
4714 * doc/install.texi: Update the URL for Jacks.
4715 * doc/sourcebuild.texi: Likewise.
4716
4717 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4718
4719 PR target/17245
4720 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4721 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4722
4723 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4724
4725 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4726
4727 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4728
4729 * config/v850/v850-protos.h (override_options): Delete.
4730 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4731 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4732 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4733 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4734 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4735 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4736 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4737 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4738 (OVERRIDE_OPTIONS): Delete.
4739 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4740 (small_memory_info): Remove the value field.
4741 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4742 TARGET_NO_APP_REGS.
4743 * config/v850/v850.c (small_memory): Remove the value field.
4744 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4745 (override_options): Delete.
4746 (v850_handle_memory_option, v850_handle_option): New functions.
4747 * config/v850/v850.opt: New file.
4748
4749 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4750
4751 * config.host: Add a section for generic hosts, and a subsection
4752 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4753 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4754 * config/host-darwin.h: New.
4755 * config/x-darwin: New.
4756 * config/i386/host-i386-darwin.c: New.
4757 * config/i386/x-darwin: New.
4758 * config/rs6000/host-darwin.c: Include host-darwin.h.
4759 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4760 (darwin_rs6000_gt_pch_use_address): Likewise.
4761 * config/rs6000/x-darwin: Change name of .o built, update
4762 dependencies for changes to rs6000/host-darwin.c.
4763
4764 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4765
4766 PR target/17824
4767 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4768
4769 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4770
4771 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4772 split_loop_exit_edge instead of loop_split_edge_with.
4773
4774 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4775
4776 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4777 UNSPEC_SET_VSCR): New constants, used throughout.
4778 (*andc3_v4sf): New.
4779 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4780 Replace with...
4781 (altivec_vspltis<VI_char>): ... this pattern, using
4782 a QImode const_int_operand for the immediate.
4783 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4784 define_expands.
4785
4786 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4787
4788 PR target/17822
4789 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4790
4791 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4792
4793 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4794
4795 2005-04-06 Ben Elliston <bje@au.ibm.com>
4796
4797 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4798 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4799 macros as living in "this file" and not gcc.h.
4800
4801 2005-04-06 Ben Elliston <bje@au.ibm.com>
4802
4803 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4804 -ftree-live_range_split. Perhaps renamed at some point?
4805
4806 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4807
4808 PR target/20625
4809 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4810 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4811
4812 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4813
4814 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4815 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4816 (number_of_iterations_special): New function.
4817 (number_of_iterations_exit): Use number_of_iterations_special.
4818 Use simplify_using_outer_evolutions only at -O3.
4819 (number_of_iterations_cond, tree_simplify_using_condition,
4820 simplify_using_initial_conditions, loop_niter_by_eval,
4821 compare_trees, can_count_iv_in_wider_type_bound,
4822 simplify_using_outer_evolutions): Use fold_build.
4823
4824 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4825
4826 * doc/install.texi (Configuration): Document --with-java-home.
4827
4828 2005-04-05 Richard Henderson <rth@redhat.com>
4829
4830 PR target/20342
4831 PR target/20447
4832 * config/i386/i386.c (print_operand): Handle vector zeros.
4833 (ix86_split_to_parts): Handle CONST_VECTOR.
4834 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4835 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4836 what modes to tie for MMX and SSE registers.
4837 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4838 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4839 to vector modes as well.
4840 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4841 properly as an input mode.
4842
4843 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4844
4845 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4846
4847 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4848
4849 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4850
4851 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4852
4853 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4854 and local functions, set sse_nregs to 8 and float_in_sse.
4855 (function_arg_advance, function_arg): If float_in_sse, pass
4856 SFmode and DFmode arguments in SSE registers.
4857 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4858
4859 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4860 of -funit-at-a-time.
4861
4862 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4863
4864 * config/i386/i386-protos.h (ix86_function_value): Accept two
4865 arguments, like the target macro.
4866 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4867 * config/i386/i386.c (ix86_function_value): Accept the second
4868 argument of the target macro.
4869 (ix86_function_ok_for_sibcall): Pass a function pointer to
4870 ix86_function_value.
4871 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4872 call to ix86_value_regno).
4873 (ix86_value_regno): Add support for returning floating point values
4874 in SSE registers.
4875
4876 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4877
4878 PR tree-optimization/20076
4879 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4880 that call __builtin_return or __builtin_apply_args.
4881
4882 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4883
4884 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4885 Use immediate use iterator.
4886 (stmt_is_bumper_for_loop): Use immediate use iterator.
4887 * predict.c (strip_builtin_expect): Use update_stmt.
4888 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4889 on all elements of a STATEMENT_LIST.
4890 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4891 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4892 (bsi_replace): Mark stmt as modified and the update it.
4893 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4894 (expand_complex_libcal): Call update_stmt.
4895 (expand_complex_comparison): Call mark_stmt_modified.
4896 (expand_complex_operations_1): Call update_stmt_if_modified.
4897 (expand_vector_operations_1): Call mark_stmt_modified.
4898 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4899 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4900 add_immediate_use, redirect_immediate_use,
4901 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4902 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4903 (mark_new_vars_to_rename): Call update_stmt.
4904 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4905 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4906 Ignore PHI nodes.
4907 (unmodify_stmt): Delete.
4908 (update_stmt): New. Force an update of a stmt.
4909 (update_stmt_if_modified): update a stmt if it is out of date.
4910 (get_stmt_operands): Verify stmt is NOT modified.
4911 (stmt_modified_p): Update comment.
4912 (delink_imm_use): Remove a use node from its immuse list.
4913 (link_imm_use_to_list): Link a use node to a specific list.
4914 (link_imm_use): Link a node to the correct list.
4915 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4916 it in the correct list, if appropriate.
4917 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4918 (relink_imm_use): Link a use node in place of another node in a list.
4919 (relink_imm_use_stmt): LInk a node in place of another node, and set
4920 the stmt pointer.
4921 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4922 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4923 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4924 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4925 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4926 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4927 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4928 (has_zero_uses): New. Return true if there are no uses of a var.
4929 (has_single_use): New. Return true if there is only a single use of a
4930 variable.
4931 (single_imm_use): New. Return the simgle immediate use.
4932 (num_imm_uses): New. Return the number of immediate uses.
4933 (get_v_must_def_ops): Use is now a pointer.
4934 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4935 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4936 the use node.
4937 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4938 (delink_stmt_imm_use): Delink all immuses from a stmt.
4939 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4940 * tree-flow.h (struct dataflow_d): Delete.
4941 (immediate_use_iterator_d): New. Immediate use iterator struct.
4942 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4943 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4944 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4945 iteration.
4946 (struct stmt_ann_d): Remove dataflow_t from struct.
4947 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4948 (if_convertible_phi_p): Use FAST immuse iterator.
4949 (if_convertible_loop_p): Don't call compute_immediate_uses.
4950 (replace_phi_with_cond_modify_expr): Call update_stmt.
4951 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4952 update_stmt_if_modified.
4953 (rewrite_all_into_ssa): Initialize ssa operands.
4954 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
4955 compute_immediate_uses.
4956 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
4957 ssa_property is available.
4958 (execute_one_pass): Change parameters passed to execute_todo.
4959 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
4960 (remove_ssa_form): Call fini_ssa_operands.
4961 (insert_backedge_copies): Delete call to modify_stmt.
4962 * tree-phinodes.c (make_phi_node): Initialize use nodes.
4963 (release_phi_node): Delink any use nodes before releasing.
4964 (resize_phi_node): Relink any use nodes.
4965 (remove_phi_arg_num): Delink the use node.
4966 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
4967 (remove_all_phi_nodes_for): Release phi node first.
4968 * tree-pretty-print.c (dump_generic_node): Print stmt address.
4969 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
4970 (scalarize_use, scalarize_copy): Call update_stmt.
4971 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
4972 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
4973 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
4974 (ccp_initialize): Remove call to compute_immediate_uses.
4975 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
4976 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
4977 stmts.
4978 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
4979 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
4980 (eliminate_redundant_computations): Call mark_stmt_modified.
4981 (cprop_operand): Call mark_stmt_modified.
4982 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
4983 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
4984 (dse_optimize_stmt): Use new immuse interface.
4985 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
4986 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
4987 (substitute_single_use_vars): Use new immuse interface.
4988 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
4989 and compute_immediate_uses.
4990 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
4991 interface.
4992 (rewrite_mem_refs): Call update_stmt.
4993 (determine_lsm): Remove call to compute_imm_uses and free_df.
4994 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
4995 (try_unroll_loop_completely): Call update_stmt.
4996 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
4997 (rewrite_use_compare): Call update_stmt.
4998 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
4999 (rewrite_use) : Call update_stmt.
5000 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5001 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5002 update_stmt.
5003 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5004 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5005 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5006 use nodes.
5007 (initialize_vuse_operand): New. Initialize a vuse operand.
5008 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5009 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5010 (finalize_ssa_defs): Use stmt parameter.
5011 (correct_use_link): Ensure a use node is in the correct list, and has
5012 the correct stmt pointer.
5013 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5014 finalize_ssa_v_must_defs): Also initialize use nodes.
5015 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5016 (build_ssa_operands): Seperate parsing from final operand construction.
5017 (parse_ssa_operands): New. Parse entry point for operand building.
5018 (swap_tree_operands): New. Swap 2 tree operands.
5019 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5020 operands.
5021 (get_expr_operands): Call swap_tree_operands when needed.
5022 (copy_virtual_operands): Use initialize routines for virtual use ops.
5023 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5024 (verify_abort): New. Issue imm_use error.
5025 (verify_imm_links): New Verify imm_use links for a var.
5026 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5027 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5028 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5029 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5030 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5031 (NULL_USE_OPERAND_P) Define.
5032 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5033 use node.
5034 (struct vuse_operand_type): New struct.
5035 (SET_USE): Call set_ssa_use_from_ptr.
5036 (USE_STMT): Define.
5037 (PHI_ARG_INDEX_FROM_USE): Define.
5038 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5039 argument via SET_USE, not PHI_ARG_DEF_TREE.
5040 * tree-ssa-pre.c (eliminate): Call update_stmt.
5041 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5042 call free_df.
5043 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5044 (nearest_common_dominator_of_uses): Use imm_use iterator.
5045 (statement_sink_location): Use imm_use iterator and interface.
5046 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5047 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5048 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5049 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5050 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5051 if new parameter is true.
5052 (init_tree_ssa): Don't initialize operand cache here.
5053 (delete_tree_ssa): Don't destroy operand cache here.
5054 (propagate_into_addr): Pass in a use pointer, return true if anything
5055 was changed.
5056 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5057 (check_phi_redundancy): Use imm_use iterator.
5058 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5059 free_df.
5060 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5061 (release_ssa_name): Delink node and all elements in its imm_use list.
5062 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5063 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5064 * tree-vectorizer.c (need_imm_uses_for): Delete.
5065 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5066 * tree.h (struct ssa_imm_use_d): Define.
5067 (SSA_NAME_IMM_USE_NODE): Define.
5068 (struct tree_ssa_name): Add imm_use node.
5069 (PHI_DF): Delete.
5070 (PHI_ARG_IMM_USE_NODE): Define.
5071 (struct phi_arg_d): Add imm_use node.
5072 (struct tree_phi_node): Remove struct dataflow_d element.
5073 (TDF_STMTADDR): Define.
5074
5075 2005-04-05 Dale Johannesen <dalej@apple.com>
5076
5077 * doc/invoke.texi (Optimization Options): Remove
5078 duplicate -fcse-follow-jumps. Add -fweb.
5079 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5080 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5081
5082 2005-04-05 Per Bothner <per@bothner.com>
5083
5084 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5085 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5086 (warn_uninit): Get EXPR_LOCUS from context now instead.
5087 This fixes a USE_MAPPED_LOCATION testsuite failure.
5088
5089 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5090
5091 2005-04-05 Per Bothner <per@bothner.com>
5092
5093 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5094 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5095 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5096 before warning.
5097
5098 2004-04-05 Devang Patel <dpatel@apple.com>
5099
5100 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5101 (lhsr<mode>3): ... new name.
5102 (altivec_vsra<VI_char>): Rename to ..
5103 (ashr<mode>3): ... new name.
5104 * config/rs6000/rs6000.c (builtin_description): Rename shift
5105 operations.
5106
5107 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5108
5109 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5110 gen_lowpart_for_combine.
5111 * cse.c (gen_lowpart_if_possible): Move...
5112 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5113 gen_lowpart_SUBREG.
5114 (gen_lowpart_no_emit_general): Use it.
5115
5116 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5117
5118 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5119 overriding.
5120
5121 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5122
5123 * system.h: Fix typo.
5124
5125 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5126
5127 * config/bfin/bfin-modes.def: New file.
5128 * config/bfin/bfin-protos.h: New file.
5129 * config/bfin/bfin.c: New file.
5130 * config/bfin/bfin.h: New file.
5131 * config/bfin/bfin.md: New file.
5132 * config/bfin/bfin.opt: New file.
5133 * config/bfin/crti.s: New file.
5134 * config/bfin/crtn.s: New file.
5135 * config/bfin/elf.h: New file.
5136 * config/bfin/lib1funcs.asm: New file.
5137 * config/bfin/predicates.md: New file.
5138 * config/bfin/t-bfin: New file.
5139 * config/bfin/t-bfin-elf: New file.
5140 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5141 Document new attributes.
5142 (interrupt, interrupt_handler, saveall): Update documentation for
5143 these attributes.
5144 * doc/install.texi (Specific): Add entry for the Blackfin.
5145 * doc/invoke.texi (Blackfin Options): New section.
5146 * doc/md.texi (Blackfin family): New section to document constraints.
5147 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5148
5149 2005-04-05 Olivier Hainque <hainque@adacore.com>
5150
5151 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5152 match what the system unwinder expects.
5153 * config/mips/mips.c (mips_frame_set): If we're saving the return
5154 address register and the dwarf return address column number differs
5155 from the hard register number, adjust the note reg to refer to the
5156 former.
5157
5158 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5159
5160 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5161 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5162 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5163 (processor_type): New enum.
5164 (mn10300_processor): New variable.
5165 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5166 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5167 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5168 (PROCESSOR_DEFAULT): New macro.
5169 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5170 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5171 (mn10300_handle_option, mn10300_override_options): New functions.
5172 * config/mn10300/mn10300.opt: New file.
5173
5174 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5175 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5176
5177 PR tree-optimization/19903
5178 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5179 that don't fit in their type after conversion.
5180
5181 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5182
5183 PR target/20421
5184 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5185 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5186 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5187 flag here. Implement using define_insn_and_split.
5188 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5189 (frndintxf2_mask_pm_i387): New insn patterns.
5190 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5191 Do not set ix86_optimize_mode_switching flag.
5192 (ceilsf2, ceildf2, ceilxf2): Same.
5193 (btruncsf2, btruncdf2, btruncxf2): Same.
5194 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5195
5196 2005-04-05 Ian Lance Taylor <ian@airs.com>
5197
5198 PR debug/9963
5199 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5200 i386_pe_record_external_function.
5201 (i386_pe_record_external_function): Update declaration.
5202 * config/i386/winnt.c (struct extern_list): Add decl field.
5203 (i386_pe_record_external_function): Add decl parameter.
5204 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5205 identifier.
5206 * config/i386/i386-protos.h (i386_pe_record_external_function):
5207 Update declaration.
5208
5209 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5210
5211 * config/m68k/m68k-protos.h: Add a prototype for
5212 valid_dbcc_comparison_p_2.
5213 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5214 extend_operator, const_uint32_operand, const_sint32_operand,
5215 general_src_operand, nonimmediate_src_operand,
5216 memory_src_operand, post_inc_operand, pre_dec_operand,
5217 pcrel_address): Move to predicates to predicates.md.
5218 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5219 * config/m68k/m68k.md: Include predicates.md.
5220 * config/m68k/predicates.md: New.
5221
5222 2005-04-04 Roger Sayle <roger@eyesopen.com>
5223
5224 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5225
5226 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5227
5228 2005-04-04 Ian Lance Taylor <ian@airs.com>
5229
5230 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5231 switch_expr.
5232 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5233 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5234 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5235 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5236 * c-common.c (c_do_switch_warnings_1): New static function broken
5237 out of c_do_switch_warnings.
5238 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5239 (c_do_switch_expr_warnings): New function.
5240 * c-common.h (c_do_switch_expr_warnings): Declare.
5241
5242 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5243 Daniel Jacobowitz <dan@codesourcery.com>
5244
5245 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5246 trapping divide.
5247 * rtlanal.c (may_trap_p): Same.
5248
5249 2005-04-04 Dale Johannesen <dalej@apple.com>
5250
5251 * ChangeLog: remove reference to ChangeLog.12.
5252
5253 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5254
5255 CRIS epilogue as RTL.
5256 * config/cris/cris.md: Change all 0 in unspec 0 to
5257 CRIS_UNSPEC_PLT.
5258 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5259 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5260 patterns.
5261 ("return"): Change to define_expand. Call cris_expand_return for
5262 actual expansion.
5263 ("*return_expanded"): New pattern.
5264 ("epilogue"): New define_expand.
5265 * config/cris/cris.h (PREDICATE_CODES): Add
5266 cris_load_multiple_op.
5267 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5268 type.
5269 (enum cris_retinsn_type): New.
5270 (struct machine_function): New member return_type.
5271 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5272 (cris_target_asm_function_epilogue): Remove, moving RTLified
5273 contents to...
5274 (cris_expand_epilogue): New function.
5275 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5276 (cris_gen_movem_load, cris_load_multiple_op)
5277 (cris_return_address_on_stack_for_return, cris_expand_return): New
5278 functions.
5279 (cris_target_asm_function_prologue)
5280 (cris_initial_frame_pointer_offset): Call
5281 cris_reg_saved_in_regsave_area instead of complicated expression.
5282 Call cris_return_address_on_stack instead of an expression.
5283 (cris_print_operand) <case 'o', case 'O'>: New cases.
5284 (cris_return_address_on_stack): Change return-type to bool.
5285 (cris_simple_epilogue): Ditto. Return false if registers are
5286 saved.
5287 * config/cris/cris-protos.h (cris_simple_epilogue)
5288 (cris_return_address_on_stack): Adjust prototype return type.
5289 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5290 (cris_return_address_on_stack_for_return): New prototypes.
5291
5292 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5293
5294 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5295 gpr_or_int12_operand.
5296
5297 * config/frv/frv-protos.h: Add a prototype to
5298 frv_legitimate_memory_operand and frv_const_unspec_p.
5299 (frv_unspec): Move from frv.c.
5300 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5301 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5302 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5303 gpr_or_fpr_operand, gpr_or_int12_operand,
5304 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5305 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5306 int6_operand, int5_operand, uint5_operand, uint4_operand,
5307 uint1_operand, int_2word_operand, uint16_operand,
5308 upper_int16_operand, integer_register_operand,
5309 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5310 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5311 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5312 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5313 move_destination_operand, movcc_fp_destination_operand,
5314 frv_function_symbol_referenced_p, move_source_operand,
5315 condexec_dest_operand, condexec_source_operand,
5316 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5317 const_unspec_operand, gpr_or_memory_operand,
5318 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5319 icc_operand, fcc_operand, cc_operand, icr_operand,
5320 fcr_operand, cr_operand, call_operand, sibcall_operand,
5321 symbolic_operand, relational_operator,
5322 integer_relational_operator, float_relational_operator,
5323 ccr_eqne_operator, minmax_operator,
5324 condexec_si_binary_operator, condexec_si_media_operator,
5325 condexec_si_divide_operator, condexec_si_unary_operator,
5326 condexec_sf_conv_operator, condexec_sf_add_operator,
5327 condexec_memory_operand, intop_compare_operator, acc_operand,
5328 even_acc_operand, quad_acc_operand, accg_operand: Move to
5329 predicates.md.
5330 * config/frv/frv.h (PREDICATE_CODES): Remove.
5331 * config/frv/frv.md: Include predicates.md.
5332 * config/frv/predicates.md: New.
5333
5334 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5335
5336 PR target/19537
5337 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5338 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5339 (add_standard_iv_candidates_for_size): New function, extracting code
5340 from add_standard_iv_candidates and parameterizing it by type size.
5341 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5342
5343 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5344
5345 * system.h (GCOV_SIZE_TYPE): Unposion.
5346 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5347 (GCOV_TYPE_SIZE): ...this new macro.
5348 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5349 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5350 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5351 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5352 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5353 instead of unsigned_intSI_type_node.
5354 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5355 (rtl_gen_one_value_profiler_no_edge_manipulation)
5356 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5357 * value-prof.c: Include coverage.h.
5358
5359 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5360 Diego Novillo <dnovillo@redhat.com>
5361
5362 Fix PR tree-optimization/20703
5363 Fix PR tree-optimization/20725
5364
5365 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5366 (create_expression_by_pieces): Ditto.
5367 (valid_in_set): Ditto. Also handle tcc_declaration.
5368 (find_or_generate_expression): Handle comparison class.
5369 (insert_into_preds_of_block): Ditto.
5370 (insert_aux): Ditto.
5371 (create_value_expr_from): Handle comparison class, recursively
5372 handle reference nodes.
5373 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5374 (execute_pre): Fix spacing.
5375 (do_fre): Renamed to execute_fre.
5376
5377 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5378
5379 * doc/invoke.texi (SPARC options): Document that
5380 -mlittle-endian is not supported on Linux either.
5381
5382 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5383
5384 PR target/4198
5385 PR target/12027
5386 * config.gcc (Obsolete configurations): Remove
5387 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5388 (sparclite-*-coff*): Delete.
5389 (sparclite-*-elf*): Likewise.
5390 (sparc86x-*-elf*): Likewise.
5391 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5392 * config/sparc/lite.h: Delete.
5393 * config/sparc/litecoff.h: Likewise.
5394 * config/sparc/liteelf.h: Likewise.
5395 * config/sparc/sp86x-elf.h: Likewise.
5396 * config/sparc/t-sparclite: Likewise.
5397 * config/sparc/t-sp86x: Likewise.
5398
5399 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5400
5401 * config/s390/s390-protos.h: (s390_comparison,
5402 s390_alc_comparison, s390_slb_comparison, const0_operand,
5403 consttable_operand, larl_operand, s_operand,
5404 shift_count_operand, bras_sym_operand, load_multiple_operation,
5405 store_multiple_operation, s390_plus_operand): Remove prototypes.
5406 (s390_legitimate_address_without_index_p): New prototype.
5407 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5408 to s390.h.
5409 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5410 const0_operand, consttable_operand, larl_operand, s_operand,
5411 shift_count_operand, bras_sym_operand, load_multiple_operation,
5412 store_multiple_operation, s390_plus_operand): Move to
5413 predicates.md.
5414 (check_mode): Remove.
5415 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5416 s390-protos.h.
5417 (s390_legitimate_address_without_index_p): New.
5418 * config/s390/s390.h (PREDICATE_CODES): Remove.
5419 * config/s390/s390.md: Include predicates.md.
5420 * config/s390/predicates.md: New.
5421
5422 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5423
5424 PR target/20446
5425 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5426 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5427 (NEED_INDICATE_EXEC_STACK): Define to 1.
5428 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5429 (NEED_INDICATE_EXEC_STACK): Define to 1.
5430 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5431 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5432 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5433 (pic_helper_emitted_p): New global.
5434 (emit_pic_helper): New function extracted from...
5435 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5436 Do not call emit_pic_helper if delay_pic_helper is true.
5437 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5438 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5439 (sparc_file_end): New function.
5440
5441 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5442
5443 * config/mcore/mcore-protos.h: Remove the prototypes for
5444 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5445 mcore_general_movdst_operand, mcore_reload_operand,
5446 mcore_arith_J_operand, mcore_arith_K_operand,
5447 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5448 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5449 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5450 mcore_literal_K_operand, mcore_addsub_operand,
5451 mcore_compare_operand, mcore_load_multiple_operation,
5452 mcore_store_multiple_operation, mcore_call_address_operand.
5453 Add a prototype for const_ok_for_mcore.
5454 * config/mcore/mcore.c (mcore_call_address_operand,
5455 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5456 mcore_arith_reg_operand, mcore_reload_operand,
5457 mcore_arith_J_operand, mcore_arith_K_operand,
5458 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5459 mcore_arith_M_operand, mcore_arith_imm_operand,
5460 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5461 mcore_literal_K_operand, mcore_addsub_operand,
5462 mcore_compare_operand, mcore_load_multiple_operation,
5463 mcore_store_multiple_operation): Move to predicates.md.
5464 (const_ok_for_mcore): Export.
5465 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5466 * config/mcore/mcore.md: Include predicates.md.
5467 * config/mcore/predicates.md: New.
5468
5469 * config/mcore/predicates.md: Fix a comment typo.
5470
5471 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5472 Adrian Straetling <straetling@de.ibm.com>
5473
5474 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5475 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5476 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5477 attribute.
5478 ("imul"): Removed from "type" attribute.
5479 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5480 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5481 Changed type to imulsi.
5482 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5483
5484 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5485
5486 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5487 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5488 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5489 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5490 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5491 (TARGET_SWITCHES, mcore_stack_increment_string)
5492 (TARGET_OPTIONS): Delete.
5493 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5494 than *_BIT constants.
5495 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5496 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5497 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5498 (mcore_override_options): Delete mcore_stack_increment code.
5499 Change use of M340_BIT to MASK_M340.
5500 * config/mcore/mcore.opt: New file.
5501
5502 2005-04-04 Ian Lance Taylor <ian@airs.com>
5503
5504 * config/arm/arm.c (replace_symbols_in_block): Remove static
5505 function.
5506
5507 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5508
5509 * config/fr30/fr30-protos.h: Remove the prototypes for
5510 stack_add_operand, add_immediate_operand,
5511 high_register_operand, low_register_operand, call_operand,
5512 di_operand, and nonimmediate_di_operand.
5513 * config/fr30/fr30.c (stack_add_operand,
5514 add_immediate_operand, high_register_operand,
5515 low_register_operand, call_operand, di_operand,
5516 nonimmediate_di_operand): Move to predicates.md.
5517 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5518 * config/fr30/fr30.md: Include predicates.md.
5519 * config/fr30/predicates.md: New.
5520
5521 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5522 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5523 mcore_call_address_operand.
5524
5525 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5526 general_movsrc_operand.
5527
5528 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5529
5530 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5531 after freeing.
5532
5533 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5534
5535 PR target/14812
5536 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5537 a negated value.
5538
5539 2005-04-04 Richard Henderson <rth@redhat.com>
5540 Jakub Jelinek <jakub@redhat.com>
5541
5542 PR rtl-optimization/16104
5543 * fold-const.c (fold_unary): Fix folding of vector conversions.
5544
5545 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5546
5547 * config.gcc (xstormy16-*-elf): Set extra_options.
5548 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5549 * config/stormy16/stormy16.opt: New file.
5550
5551 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5552
5553 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5554 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5555 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5556 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5557 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5558 (TARGET_UNIX_ASM): Delete.
5559 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5560 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5561 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5562 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5563 * config/pdp11/pdp11.opt: New file.
5564
5565 2005-04-03 Roger Sayle <roger@eyesopen.com>
5566 Alexandre Oliva <aoliva@redhat.com>
5567
5568 PR c++/19199
5569 * fold-const.c (non_lvalue): Split tests into...
5570 (maybe_lvalue_p): New function.
5571 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5572 C++ front-end prior to lowering into gimple form.
5573
5574 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5575
5576 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5577 BUILT_IN_STRNCASECMP): New.
5578 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5579 and strndup.
5580
5581 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5582
5583 PR target/14812
5584 * arm.md (addsi3_compare0_for_combiner): Delete.
5585 (addsi3_compare0_scratch_for_combiner): Delete.
5586 (cmpsi_neg_shiftsi): Delete.
5587 (compare_negsi_si): New pattern.
5588 (cmpsi_negshiftsi_si): New pattern.
5589 (negated_cbranchsi4): Restrict to equality_operator.
5590
5591 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5592 template.
5593
5594 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5595
5596 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5597 Fix comment typos.
5598
5599 * doc/install.texi: Fix a typo.
5600
5601 2005-04-03 Steven Bosscher <stevenb@suse.de>
5602
5603 PR middle-end/20648
5604 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5605 a computed goto if the edge to the computed goto block has
5606 incoming abnormal edges. Clarify how the function works.
5607
5608 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5609
5610 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5611 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5612 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5613 hash_scan_set, reg_set_between_after_reload_p,
5614 reg_used_between_after_reload_p, get_avail_load_store_reg,
5615 eliminate_partially_redundant_load): Likewise.
5616 * postreload.c (reload_cse_simplify_set,
5617 reload_combine_note_use): Likewise.
5618 * predict.c (predict_insn, expected_value_to_br_prob,
5619 propagate_freq, expensive_function_p): Likewise.
5620 * print-rtl.c (print_rtx): Likewise.
5621 * profile.c (instrument_edges, instrument_values,
5622 compute_branch_probabilities, branch_prob, union_groups,
5623 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5624 * protoize.c (in_system_include_dir, file_could_be_converted,
5625 file_normally_convertible, gen_aux_info_file, seek_to_line,
5626 do_cleaning): Likewise.
5627 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5628 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5629 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5630
5631 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5632
5633 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5634 * modulo-sched.c (undo_replace_buff_elem): New structure.
5635 (kernel_number_of_cycles, ps_unschedule_node,
5636 undo_generate_reg_moves,free_undo_replace_buff,
5637 undo_permute_partial_schedule, loop_single_full_bb_p,
5638 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5639 build_loops_structure, get_sched_window): New.
5640 (generate_reg_moves): Return undo_replace_buff_elem and other
5641 fixes.
5642 (generate_prolog_epilog): Remove old loop versioning.
5643 (sms_schedule): Use loop information and loop_version.
5644 (sms_schedule_by_order): Split part of it to get_sched_window.
5645 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5646 cfg_layout_finalize and free_dominance_info before/after SMS.
5647
5648 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5649
5650 * cfghooks.c (lv_flush_pending_stmts,
5651 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5652 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5653 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5654 lv_add_condition_to_bb,
5655 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5656 flush_pending_stmts): New in cfg_hooks structure.
5657 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5658 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5659 lv_add_condition_to_bb): New declarations.
5660 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5661 bool.
5662 (loop_version): Declare.
5663 * cfgloopmanip.c (cfghooks.h): Include.
5664 (duplicate_loop_to_header_edge): Change return type to bool.
5665 (loop_version, lv_adjust_loop_entry_edge): Move here.
5666 * cfgrtl.c (cfgloop.h): Include.
5667 (rtl_verify_flow_info_1): Fix.
5668 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5669 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5670 initialization.
5671 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5672 tree_lv_add_condition_to_bb): New.
5673 (tree_cfg_hooks): Add new hooks to initialization.
5674 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5675 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5676
5677 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5678
5679 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5680 xstormy16_below100_or_register,
5681 xstormy16_splittable_below100_or_register, and
5682 nonimmediate_nonstack_operand.
5683
5684 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5685 xstormy16_ineqsi_operator, equality_operator,
5686 inequality_operator, shift_operator,
5687 xstormy16_below100_operand, xstormy16_below100_or_register,
5688 xstormy16_splittable_below100_or_register,
5689 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5690 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5691 equality_operator, inequality_operator,
5692 xstormy16_below100_operand, xstormy16_below100_or_register,
5693 xstormy16_splittable_below100_or_register,
5694 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5695 nonimmediate_nonstack_operand, shift_operator): Move to
5696 predicates.md.
5697 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5698 * config/stormy16/stormy16.md: Include predicates.md.
5699 * config/stormy16/predicates.md: New.
5700
5701 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5702
5703 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5704 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5705 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5706 move_operand, power_of_2_operand): Move to predicates.md.
5707 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5708 PREDICATE_CODE): Remove.
5709 * config/iq2000/iq2000.md: Include predicates.md.
5710 * config/iq2000/predicates.md: New.
5711
5712 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5713
5714 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5715 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5716 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5717 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5718 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5719 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5720 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5721 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5722 (TARGET_M68HC11): Delete.
5723 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5724 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5725 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5726 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5727 (nb_soft_regs): Delete.
5728 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5729 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5730 and MASK_M6812 being set simultaneously. Change the code that sets
5731 the default m68hc11_soft_reg_count to use integers instead of strings.
5732 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5733 m68hc11_soft_reg_count (which now has an int type) as the number
5734 of soft registers.
5735 * config/m68hc11/m68hc11.opt: New file.
5736
5737 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5738
5739 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5740 fp_displacement_operand, sp_displacement_operand.
5741
5742 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5743 m68hcc_auto_inc_p.
5744 Remove the prototypes for tst_operand, cmp_operand,
5745 stack_register_operand, d_register_operand,
5746 hard_addr_reg_operand, splitable_operand,
5747 m68hc11_logical_operator, m68hc11_arith_operator,
5748 m68hc11_non_shift_operator, m68hc11_shift_operator,
5749 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5750 non_push_operand, hard_reg_operand, and
5751 reg_or_some_mem_operand.
5752 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5753 extern.
5754 (tst_operand, cmp_operand, non_push_operand,
5755 splitable_operand, reg_or_some_mem_operand,
5756 stack_register_operand, d_register_operand,
5757 hard_addr_reg_operand, hard_reg_operand,
5758 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5759 m68hc11_arith_operator, m68hc11_non_shift_operator,
5760 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5761 predicates.md.
5762 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5763 * config/m68hc11/m68hc11.md: Include predicates.md.
5764 * config/m68hc11/predicates.md: New.
5765
5766 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5767
5768 PR debug/19345
5769 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5770 change checked in along with 2005-03-03's patch for debug/20253.
5771 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5772 (remap_decl): Insert type decl in map earlier.
5773
5774 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5775
5776 PR tree-optimization/20640
5777 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5778 post-dominator if it has phi nodes.
5779 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5780 before dead statements.
5781
5782 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5783
5784 PR middle-end/20491
5785 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5786
5787 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5788
5789 PR rtl-optimization/20290
5790 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5791 in every iteration if the entry point is the exit test.
5792
5793 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5794
5795 * config/cris/cris.md (attribute "length"): Define.
5796
5797 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5798
5799 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5800 (word_offset_memref_operand): New.
5801 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5802 (indexed_or_indirect_operand): Delete.
5803 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5804 (indexed_or_indirect_operand): Delete.
5805
5806 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5807
5808 PR 20650
5809 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5810 a register.
5811
5812 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5813 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5814
5815 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5816
5817 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5818
5819 2005-04-01 Ian Lance Taylor <ian@airs.com>
5820
5821 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5822 (rus, prus): Remove static variables.
5823 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5824 (process_command): Permit report_times and use_pipes together.
5825
5826 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5827
5828 * c-decl.c (validate_proto_after_old_defn): Look at
5829 TYPE_MAIN_VARIANT of argument types.
5830
5831 2005-04-01 Paul Brook <paul@codesourcery.com>
5832
5833 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5834 (arm_output_function_epilogue): Allow call_via_SP.
5835 (thumb_call_via_reg, arm_file_end): Ditto.
5836 * config/arm/arm.h (struct machine_function): Include space for SP.
5837 (thumb_call_via_label): Update declaration.
5838
5839 2005-04-01 Ian Lance Taylor <ian@airs.com>
5840
5841 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5842 doing a peephole optimization, once again put any notes in the
5843 proper position.
5844
5845 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5846
5847 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5848
5849 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5850
5851 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5852 (block_alloc, find_free_reg): Likewise.
5853 * loop-doloop.c (doloop_modify): Likewise.
5854 * loop-invariant.c (record_use): Likewise.
5855 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5856 get_iv_value, canon_condition, eliminate_implied_condition,
5857 eliminate_implied_condition, simplify_using_initial_values,
5858 shorten_into_mode, canonicalize_iv_subregs,
5859 iv_number_of_iterations): Likewise.
5860 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5861 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5862 unswitch_loop): Likewise.
5863 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5864 move_movables, replace_call_address, find_and_verify_loops,
5865 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5866 record_giv, final_giv_value, general_induction_var,
5867 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5868 loop_giv_dump): Likewise.
5869
5870 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5871 GCOV_CHECK_WRITING): Remove.
5872 (gcov_position, gcov_rewrite): Use gcc_assert.
5873 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5874 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5875 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5876 gcc_assert.
5877
5878 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5879
5880 * tree-inline.c: Fix a typo.
5881
5882 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5883
5884 * configure.ac (enable-checking): Explicitly set all variables for
5885 collective switch values. Alphabetize variables. Rename
5886 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5887 synonym for 'no'.
5888 * doc/install.texi (enable-checking): Update documentation.
5889 * configure: Rebuilt.
5890
5891 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5892
5893 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5894 possible.
5895
5896 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5897
5898 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5899 Also reject cases where this pattern will cause load delay stalls
5900 unless optimizing for size and it will produce a shorter sequence.
5901 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5902 variants to avoid pre-adjusting the base when possible.
5903
5904 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5905
5906 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5907 the frame and argument pointers.
5908 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5909 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5910 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5911 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5912 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5913 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5914
5915 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5916
5917 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5918 with entry for selectany attribute.
5919 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5920 Declare.
5921 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5922 (i386_pe_asm_named_section): Handle sections generated by
5923 selectany attribute.
5924 * doc/extend.texi (selectany): Document attribute.
5925
5926 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5927 Jan Hubicka <jh@suse.cz>
5928
5929 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5930 to fix addresses involving EBP and ESP.
5931 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5932 for SUBREGed registers.
5933 (legitimate_address_p): Accept SUBREGed registers.
5934
5935 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5936
5937 PR c++/19406
5938 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5939 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5940 for FIELD_DECLs.
5941
5942 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5943
5944 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5945
5946 2005-04-01 James E Wilson <wilson@specifixinc.com>
5947
5948 PR c++/20505
5949 * dwarf2out.c (rtl_for_decl_init): New function.
5950 (rtl_for_decl_location): Extracted from here.
5951 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5952 add_const_value_attribute. Delete initializer_constant_valid_p call.
5953
5954 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5955
5956 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
5957 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
5958 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
5959 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
5960 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
5961 config/i386/i386.md, config/rs6000/predicates.md,
5962 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
5963 config/s390/s390.c, config/stormy16/stormy16.c,
5964 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
5965 typos.
5966
5967 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5968
5969 PR c/17855
5970 * gimplify.c (gimplify_expr): Create a temporary for lvalue
5971 COND_EXPR and CALL_EXPR.
5972
5973 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
5974
5975 PR target/20632
5976 * genautomata.c (first_cycle_unit_presence): Check all alternative
5977 states for unit presence.
5978
5979 * doc/md.texi: Remove remark about impossibility to query unit
5980 presence in non nondeterministic automaton state.
5981
5982 * config/ia64/ia64.c (get_template): Change order of unit querying.
5983
5984 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5985
5986 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
5987 obsolete comment.
5988
5989 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
5990
5991 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
5992 flag for edges outside any loops.
5993
5994 2005-03-31 Janis Johnson <janis187@us.ibm.com>
5995
5996 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5997
5998 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5999
6000 * tree-ssa-alias.c: Follow spelling conventions.
6001 * doc/tree-ssa.texi: Fix a typo.
6002
6003 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6004
6005 * postreload-gcse.c: Include target.h.
6006 (gcse_after_reload_main): Return early if we cannot modify jumps.
6007 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6008
6009 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6010
6011 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6012 expensive operations.
6013
6014 2005-03-31 Ian Lance Taylor <ian@airs.com>
6015
6016 * collect2.c (lderrout): New variable.
6017 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6018 if it is set, to stderr.
6019 (handler): Unlink lderrout if it is set.
6020 (dump_file): Add "to" parameter. Change all callers.
6021 (main): Initialize lderrout.
6022 (collect_execute): Add errname parameter. Change all callers.
6023 Rename redir parameter to outname. Never pass
6024 PEX_STDERR_TO_STDOUT to pex_run.
6025 * collect2.h (collect_execute, dump_file): Update declarations.
6026 * tlink.c (tlink_execute): Add errname parameter. Change all
6027 callers.
6028 (do_tlink): Check lderrout as well as ldout.
6029
6030 2005-03-31 Caroline Tice <ctice@apple.com>
6031
6032 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6033 (bb-reorder.o): Add errors.h to list of requirements.
6034 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6035 profiledbootstrap flags.
6036 * bb-reorder.c (errors.h): Add new include.
6037 (struct bbro_basic_block_data_def): Add new field, in_trace.
6038 (add_unlikely_executed_notes): Remove function.
6039 (mark_bb_for_unlikely_executed_section): Remove function.
6040 (insert_section_boundary_note): New function.
6041 (verify_hot_cold_block_grouping): New function.
6042 (push_to_next_round_p): Remove variables and tests that push all
6043 cold blocks to last round.
6044 (find_traces): Remove code that added extra round of trace finding
6045 when doing partitioning.
6046 (find_traces_1_round) : Remove variable last_round; add code to
6047 update new struct field, in_trace; correct trace_length where it was
6048 incorrect before (after call to copy_bb); change code that pushed all
6049 cold blocks to last round. Instead verify that all blocks going into
6050 a trace belong in the same partition.
6051 (connect_traces): Modify to connect the traces in two passes, if the
6052 function contains both hot and cold blocks. The first pass connects
6053 all the traces for blocks in the partition that the first block in
6054 the function belongs to; the second pass connnects all the traces
6055 containing blocks that belong in the other partition.
6056 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6057 code that automatically put the first block in a function into the
6058 hot partition if the function had any hot blocks.
6059 (fix_crossing_unconditional_branches): Check number of succ edges
6060 before attempting to get one.
6061 (fix_edges_for_rarely_executed_code): Update comment describing
6062 function.
6063 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6064 remove call to add_unlikely_executed_notes; add call to
6065 verify_hot_cold_block_grouping.
6066 (duplicate_computed_gotos): Don't change computed goto if it's a
6067 crossing edge.
6068 (partition_hot_cold_basic_blocks): Update function comment.
6069 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6070 condition.
6071 (try_forward_edges): Likewise.
6072 (merge_blocks_move_predecessor_nojumps): Likewise.
6073 (merge_blocks_move_successor_nojumps): Likewise.
6074 (merge_blocks_move): Likewise.
6075 (try_crossjump_bb): Likewise.
6076 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6077 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6078 notes to cold bb's; remove call to update_unlikely_executed_notes.
6079 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6080 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6081 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6082 function declaration.
6083 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6084 from consideration.
6085 (rtl_can_merge_blocks): Remove redundancy from condition.
6086 (try_redirect_by_replacing_jump): Likewise.
6087 (force_nonfallthru_and_redirect): Remove code for adding
6088 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6089 (commit_one_edge_insertion): Likewise.
6090 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6091 * dbxout.c (FORCE_TEXT): Replace function_section with
6092 current_function_section.
6093 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6094 function, switch_text_section.
6095 (struct xcoff_debug): Likewise.
6096 (dbxout_function_end): Add code to put out label diffs for both
6097 hot and cold sections.
6098 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6099 for new debug_hooks funciton, switch_text_section..
6100 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6101 switch_text_section.
6102 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6103 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6104 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6105 dw_fde_switched_sections.
6106 (output_call_frame_info): Add test to see if function switches text
6107 sections in the middle; if so, use appropriate extra hot and cold
6108 section labels to compute size deltas for the hot and cold sections.
6109 (dwarf2out_begin_prologue): Add code to initialize new fields in
6110 dw_fde_struct.
6111 (dwarf2out_switch_text_section): New function (invoked through
6112 debug_hook); updates new fields in dw_fde_struct appropriately and
6113 increments separate_line_info_table_in_use.
6114 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6115 dwarf2out_switch_text_section.
6116 (struct var_loc_node): Add new field, section_label.
6117 (output_aranges): Add code to check whether in hot or cold section and
6118 use the appropriate label in calculating deltas.
6119 (output_ranges): Likewise.
6120 (output_line_info): Add code to check which section we're in and
6121 use appropriate hot/cold label.
6122 (add_location_or_constant_value_attribute): Likewise.
6123 (gen_subprogam_die): Modify arange attributes to use correct labels.
6124 (dwarf2out_begin_block): Change call to function_section into call to
6125 current_function_section.
6126 (dwarf2out_end_block): Likewise.
6127 (dwarf2out_source_line): Likewise.
6128 (dwarf2out_var_location): Add code to check whether in hot or cold
6129 section and use the appropriate label.
6130 * except.c (output_function_exception_table): Change call to
6131 function_section into call to current_function_section.
6132 * final.c (profile_function): Likewise.
6133 (scan_ahead_for_unlikely_executed_note): Remove function.
6134 (final_scan_insn): Remove calls to
6135 scan_ahead_for_unlikely_executed_note, and related code for switching
6136 to cold section, except for the single time
6137 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6138 debug_hooks->switch_text_sections; replace appropriate calls to
6139 function_section with calls to current_function_section.
6140 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6141 test_bb to condition.
6142 (find_if_case_2): Likewise.
6143 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6144 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6145 * opts.c (decode_options): Change warning about hot/cold partitioning
6146 with exceptionss to inform (so as not to cause bootstrap failures);
6147 remove warning about partitioning with DWARF debug info.
6148 * output.h (current_function_section): Add new function decl.
6149 (insert_section_boundary_note): Likewise.
6150 (enum in_section): Move this declaration here from varasm.c.
6151 (unlikely_section_label): Likewise.
6152 (unlikely_text_section_name): Likewise.
6153 (last_text_section_name): New global variable.
6154 (last_text_section): Likewise.
6155 (hot_section_label): Likewise.
6156 (hot_section_end_label): Likewise.
6157 (cold_section_end_label): Likewise.
6158 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6159 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6160 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6161 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6162 insn from consideration.
6163 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6164 switch_text_section.
6165 * varasm.c (basic-block.h): Add new include.
6166 (unlikely_section_label_printed): Remove global variable.
6167 (unlikely_section_label): Make global variable not be static any more.
6168 (unlikely_text_section_name): Likewise.
6169 (hot_section_end_label): New global variable (not static)
6170 (first_function_block_is_cold): Likewise.
6171 (hot_section_label): Likewise.
6172 (cold_section_end_label): Likewise..
6173 (last_text_section): New global variable, not static.
6174 (last_text_section_name): New global variable, not static.
6175 (initialize_cold_section_name): New function.
6176 (enum in_section): Move declaration to output.h.
6177 (text_section): Update last_text_section.
6178 (unlikely_text_section): Replace code to determine cold section name
6179 with call to initialize_cold_section_name; Add code to update
6180 last_text_section; remove code for printing out label.
6181 (named_section_real): Add code to update last_text_section and
6182 last_text_section_name as appropriate.
6183 (function_section): Change test for 'unlikely' to depend on
6184 first_function_block_is_cold (moved old test to
6185 current_function_section).
6186 (current_function_section): New function.
6187 (assemble_start_function): Move code that frees
6188 unlikely_text_section_name; initialize hot_section_end_label;
6189 print hot and cold section labels at the start of the function;
6190 set first_function_block_is_cold, if appropriate; initialize l
6191 ast_text_section; add call to insert_section_boundary_note.
6192 (assemble_end_function): Add code to write out hot and cold section
6193 end labels.
6194 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6195 switch_text_section.
6196 * config/darwin.c (machopic_select_section): Replace incorrect
6197 function in base_funs; update reloc for cold sections if necessary.
6198 * config/darwin.h (SECTION_FUNCTION): Add code to update
6199 last_text_section if appropriate.
6200 (text_unlikely_section): Remove.
6201 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6202 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6203 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6204 partitioning for this architecture.
6205
6206 2005-03-31 Olivier Hainque <hainque@adacore.com>
6207
6208 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6209 defined and non-zero.
6210
6211 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6212
6213 PR c++/18644
6214 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6215 semantics.
6216
6217 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6218
6219 PR target/20611
6220 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6221 label operand. Remove (use (unspec..)). Don't emit a label on
6222 the offset word.
6223 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6224 generate inline label for load_toc_v4_PIC_1b.
6225 (rs6000_emit_load_toc_table): Likewise.
6226
6227 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6228
6229 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6230 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6231
6232 2005-03-29 Devang Patel <dpatel@apple.com>
6233
6234 * tree-sra.c (decide_block_copy): Disable scalarization of
6235 sub-elements.
6236
6237 2005-03-30 Stuart Hastings <stuart@apple.com>
6238 Dale Johannesen <dalej@apple.com>
6239
6240 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6241 * print-tree.c (print_node): Add case STATEMENT_LIST.
6242
6243 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6244
6245 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6246 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6247 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6248 is given with "powerpc64*" or "all", or when --with-cpu chooses
6249 a 64-bit cpu.
6250
6251 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6252
6253 PR debug/20268
6254 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6255 gen_lexical_block_die.
6256 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6257
6258 2005-03-31 Jan Hubicka <jh@suse.cz>
6259
6260 2004-11-02 Jan Hubicka <jh@suse.cz>
6261
6262 * cgraph.c (cgraph_varpool_node_name): New function.
6263 (dump_cgraph_varpool_node): New function.
6264 (dump_varpool): New function.
6265 * cgraphunit.c (cgraph_optimize): Dump varpool.
6266
6267 2004-10-16 Jan Hubicka <jh@suse.cz>
6268
6269 * cgraph.c (decide_is_variable_needed): New function.
6270 (cgraph_varpool_finalize_decl): Use it.
6271 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6272 unit-at-a-time.
6273 * final.c (output_addr_const): Do not call mark_referenced.
6274 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6275 always go via cgraph.
6276 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6277 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6278 * tree-optimize.c (execute_inline): Mark functions called.
6279 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6280
6281 2004-10-11 Jan Hubicka <jh@suse.cz>
6282
6283 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6284 (cgraph_varpool_last_needed_node): New static variable.
6285 (enqueue_needed_varpool_node): Break out from ...; add items to the
6286 end of queue; update first pointers.
6287 (cgraph_varpool_mark_needed_node): ... here.
6288 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6289 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6290 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6291 (cgraph_varpool_first_unanalyzed_node): Declare.
6292 * cgraphunit.c: Include output.h.
6293 (cgraph_varpool_analyze_pending_decls): New function.
6294 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6295 for errors, analyze pending decls.
6296 (cgraph_finalize_compilation_unit): Only analyze decls.
6297 (cgraph_optimize): Assemble the decls after expanding.
6298
6299 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6300
6301 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6302 subvars get marked properly in tags for grouping.
6303 (add_pointed_to_var): Mark only actual pointed to
6304 variables/subvars in addresses needed.
6305 (create_overlap_variables_for): Clear call clobbered on original
6306 variable.
6307 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6308 addresable vars with subvars into list.
6309 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6310 subvar should be.
6311
6312 2005-03-30 Richard Henderson <rth@redhat.com>
6313
6314 * cgraph.h (struct cgraph_node): Add alias.
6315 * varasm.c (assemble_alias): Set it.
6316 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6317 avoid calling cgraph_expand_function.
6318
6319 2005-03-30 Tom Tromey <tromey@redhat.com>
6320
6321 * tree.def (FILE_TYPE): Removed.
6322 * typeclass.h (enum type_class): Removed file_type_class.
6323 * dwarf2out.c (is_base_type): Updated.
6324 (gen_type_die): Likewise.
6325 * dbxout.c (dbxout_type): Updated.
6326 * builtins.c (type_to_class): Updated.
6327 * tree.c (type_contains_placeholder_1): Updated.
6328 * config/sparc/sparc.c (sparc_type_code): Updated.
6329 * config/ia64/ia64.c (hfa_element_mode): Updated.
6330 * expr.c (count_type_elements): Updated.
6331 * stor-layout.c (layout_type): Updated.
6332 * tree-inline.c (remap_type): Updated.
6333 * tree-pretty-print.c (dump_generic_node): Updated.
6334
6335 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6336
6337 * builtins.c (expand_builtin_powi): Fix mode of
6338 2nd argument to match int.
6339 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6340 2nd argument type to int.
6341 * libgcc2.c: Change prototype of __powi* functions to use
6342 int.
6343
6344 2005-03-30 Dale Johannesen <dalej@apple.com>
6345
6346 PR middle-end/19225
6347 * calls.c (expand_call): Flush pending deferrals before
6348 throwing call.
6349
6350 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6351
6352 PR c/772
6353 PR c/17913
6354 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6355 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6356 c_label_context, label_context_stack): New.
6357 * c-decl.c (define_label): Check for jumps into statement
6358 expressions. Add label to list of defined labels.
6359 (start_function): Push context on label_context_stack.
6360 (finish_function): Pop context from label_context_stack.
6361 * c-typeck.c (label_context_stack): New.
6362 (c_finish_goto_label): Check for jumps into statement
6363 expressions. Add label to list of jumped to labels.
6364 (struct c_switch): Add blocked_stmt_expr.
6365 (c_start_case): Initialize it.
6366 (do_case): Check it.
6367 (c_finish_case): Verify !blocked_stmt_expr.
6368 (c_begin_stmt_expr): Push context on label_context_stack.
6369 Increment blocked_stmt_expr. Mark labels jumped to from outside
6370 as undefinable.
6371 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6372 defined in the statement expression and no longer jumpable to.
6373 Mark labels jumped to from just outside the statement expression
6374 as again definable. Pop context from label_context_stack.
6375 * doc/extend.texi (Statement Exprs): Update.
6376
6377 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6378
6379 PR c/20368
6380 * c-decl.c (start_function): Check for old_decl being
6381 error_mark_node.
6382
6383 2005-03-30 Ian Lance Taylor <ian@airs.com>
6384
6385 * final.c (final): Remove prescan parameter. Change all callers.
6386 (final_scan_insn): Remove prescan parameter. Change all callers.
6387
6388 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6389
6390 * tree-vectorizer.c: Fix comment typos.
6391
6392 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6393
6394 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6395 as soon as a chrec_dont_know is detected.
6396
6397 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6398
6399 Merge from csl-arm-branch.
6400 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6401
6402 * tlink.c (recompile_files): Do not assume that "rename" can
6403 overwrite an existing file.
6404
6405 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6406
6407 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6408 * gcc/configure: Regenerate.
6409
6410 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6411
6412 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6413
6414 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6415
6416 * calls.c (struct arg_data): Update "partial" comment.
6417 (load_register_parameters): Update "nregs" comment.
6418
6419 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6420
6421 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6422 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6423 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6424 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6425 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6426 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6427 than target_flags & 0.
6428 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6429 (iq2000_arch, iq2000_parse_cpu): Delete.
6430 (TARGET_HANDLE_OPTION): Override default.
6431 (iq2000_handle_option): New function.
6432 (override_options): Remove -march= and -mcpu= handling.
6433 * config/iq2000/iq2000.opt: New file.
6434
6435 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6436
6437 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6438 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6439 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6440 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6441 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6442 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6443 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6444 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6445 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6446 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6447 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6448 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6449 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6450 (TARGET_OPTIONS): Delete.
6451 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6452 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6453 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6454 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6455 (c4x_cpu_version_string): Delete.
6456 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6457 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6458 equivalent -mcpu= option.
6459 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6460 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6461 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6462 or clearing the appropriate MASK_* bit.
6463 (c4x_file_start): Use c4x_cpu_version.
6464 * config/c4x/c4x.opt: New file.
6465
6466 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6467
6468 * doc/options.texi: Document the new MaskExists flag.
6469 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6470 if the option has the MaskExists flag.
6471
6472 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6473
6474 * opt-functions.awk (flag_set_p, test_flag): New functions.
6475 (switch_flags): Use them.
6476 * opth-gen.awk: Use flag_set_p to check for flags.
6477 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6478
6479 2005-03-30 Ian Lance Taylor <ian@airs.com>
6480
6481 * config.host (i[34567]86-*-mingw32*): Don't set
6482 host_can_use_collect2 to no.
6483
6484 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6485
6486 PR target/20203
6487 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6488 Remove convert_memory_address call duplicating that in memory_address.
6489
6490 2005-03-29 Richard Henderson <rth@redhat.com>
6491
6492 PR c/20519
6493 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6494 (build_compound_literal): Likewise. Propagate decl type into the
6495 initializer.
6496 (finish_decl): Likewise. Use new return value from complete_array_type
6497 for zero sized arrays.
6498 (complete_array_type): Move ...
6499 * c-common.c (complete_array_type): ... here. Change first argument
6500 to pointer-to-type-node. Consistently use sizetype for the index
6501 except for zero sized arrays. Detect zero sized arrays for pedantic
6502 mode diagnostics. Create a new type node instead of modifying the
6503 old node in place.
6504 * c-tree.h (complete_array_type): Move decl ...
6505 * c-common.h (complete_array_type): ... here.
6506
6507 2005-03-29 Richard Henderson <rth@redhat.com>
6508
6509 PR tree-opt/19108
6510 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6511
6512 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6513
6514 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6515 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6516 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6517 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6518
6519 2005-03-29 Eric Christopher <echristo@redhat.com>
6520
6521 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6522 truthvalue conversion removal.
6523
6524 2005-03-29 Ian Lance Taylor <ian@airs.com>
6525
6526 PR bootstrap/14316
6527 * collect2.c: Never include <vfork.h>.
6528 (VFORK_STRING, vfork): Don't define.
6529 (pid): Remove global variable.
6530 (handler): Call raise instead of kill (getpid(), ...).
6531 (collect_wait): Add pex parameter. Change all callers. Use
6532 pex_get_status rather than pwait.
6533 (do_wait): Add pex parameter. Change all callers.
6534 (collect_execute): Return struct pex_obj * rather than void. Use
6535 pex routines rather than pexecute.
6536 (fork_execute): Get pex_obj from collect_execute, and pass it to
6537 do_wait.
6538 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6539 Only declare quit_handler if SIGQUIT is defined.
6540 (scan_libraries): Likewise.
6541 * collect2.h (collect_execute): Update declaration.
6542 (collect_wait): Update declaration.
6543 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6544 pass it to collect_wait.
6545
6546 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6547
6548 PR c/20672
6549 * c-parser.c (c_parser_compound_statement_nostart): Give error
6550 message for EOF instead of just setting parser->error.
6551
6552 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6553
6554 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6555 (slpeel_update_phi_nodes_for_guard1): New function.
6556 (slpeel_update_phi_nodes_for_guard2): New function.
6557 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6558 of slpeel_update_phi_nodes_for_guard.
6559 (vectorize_loops): Remove call to loop_closed_rewrite.
6560 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6561 assertion.
6562
6563 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6564
6565 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6566 (TARGET_LITTLE_ENDIAN): New macro.
6567 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6568 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6569 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6570 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6571 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6572 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6573 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6574 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6575 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6576 (TARGET_OPTIONS): Delete.
6577 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6578 (CACHE_FLUSH_TRAP): Turn into an integer.
6579 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6580 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6581 -mflush-trap is in use.
6582 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6583 (m32r_cache_flush_trap_string): Delete.
6584 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6585 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6586 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6587 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6588 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6589 -mmodel= and -msdata= handling from...
6590 (m32r_init): ...here.
6591 * config/m32r/m32r.opt: New file.
6592
6593 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6594
6595 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6596 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6597 * tree-vect-analyze.c (vect_object_analysis): additional parm
6598 pass back a "struct ptr_info_def *" with the points-to info.
6599 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6600 statement using info returned from vect_object_analysis.
6601 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6602 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6603 for virtual uses and defs when creating a replacement vector
6604 reference. Call duplicate_ssa_name_ptr_info to define points-to
6605 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6606 (vectorizable_store): copy_virtual_operands and update
6607 definition statements.
6608 (vectorizable_load): copy_virtual_operands. Remove call to
6609 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6610 * tree-vectorizer.c (vectorize_loops): Remove calls to
6611 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6612 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6613 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6614 define macro STMT_VINFO_PTR_INFO for use in accessing.
6615 * tree.h add export of duplicate_ssa_name_ptr_info.
6616 * rs6000.c (altivec_init_builtins): Declare builtin function
6617 __builtin_altivec_mask_for_load to be "const".
6618
6619 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6620
6621 PR middle-end/20622
6622 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6623 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6624 assemble_variable on aliases.
6625 * varasm.c (assemble_alias): Set node->alias.
6626 * toplev.c (wrapup_global_declarations): Don't call
6627 rest_of_decl_compilation on aliases again.
6628
6629 2005-03-29 Paul Brook <paul@codesourcery.com>
6630
6631 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6632 * config/arm/arm.c (arm_dbx_register_number): New function.
6633 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6634
6635 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6636
6637 PR middle-end/20263
6638 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6639 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6640
6641 2005-03-29 Dale Johannesen <dalej@apple.com>
6642
6643 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6644 $(TREE_H) and $(COVERAGE_H).
6645 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6646 * opts.c (common_handle_option): Enable tree-based value transforms.
6647 * toplev.c (process_options): Ditto.
6648 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6649 refers to references to this type.
6650 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6651 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6652 for may_be_more, may_be_less.
6653 (rtl_gen_pow2_profiler): Adjust.
6654 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6655 (rtl_gen_one_value_profiler): Adjust.
6656 (rtl_gen_const_delta_profiler): Adjust.
6657 * tree-profile.c (tree_gen_interval_profiler): Implement.
6658 (tree_gen_pow2_profiler): Ditto.
6659 (tree_gen_one_value_profiler): Ditto.
6660 (tree_profiling): New.
6661 (pass_tree_profile): Reference it.
6662 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6663 tree.h, gcov-io.h.
6664 (insn_divmod_values_to_profile): Rename to
6665 rtl_divmod_values_to_profile. Adjust.
6666 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6667 (insn_prefetch_values_to_profile): Adjust.
6668 (rtl_value_profile_transformations): Adjust.
6669 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6670 (gen_mod_pow2): Rename to rtl_mod_pow2.
6671 (gen_mod_subtract): Rename to rtl_mod_subtract.
6672 (divmod_fixed_value_transform): Rename to
6673 rtl_divmod_fixed_value_transform.
6674 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6675 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6676 (rtl_find_values_to_profile): Adjust.
6677 (tree_value_profile_transformations): Implement.
6678 (tree_divmod_values_to_profile): New.
6679 (tree_values_to_profile): New.
6680 (tree_divmod_fixed_value): New.
6681 (tree_mod_pow2): New.
6682 (tree_mod_subtract): New.
6683 (tree_divmod_fixed_value_transform): New.
6684 (tree_mod_pow2_value_transform): New.
6685 (tree_mod_subtract_transform): New.
6686 (tree_find_values_to_profile): Implement.
6687 * profile.c (instrument_values): Free histograms.
6688 (compute_value_histograms): Adjust. Implement tree version.
6689
6690 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6691
6692 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6693 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6694 variable. Output "fldcw" depending on round_mode.
6695 * config/i386/i386.md (UNSPEC_FIST): New.
6696 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6697 New isns patterns to implement lrint and llrint built-ins as x87
6698 intrinsic function.
6699 (fistdi2, fist<mode>2 splitters): New splitters.
6700 (lrint<mode>2): New expanders.
6701
6702 2005-03-28 Ian Lance Taylor <ian@airs.com>
6703
6704 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6705 0 when calling final_scan_insn.
6706
6707 2005-03-28 Jan Hubicka <jh@suse.cz>
6708
6709 PR middle-end/20635
6710 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6711 as needed.
6712
6713 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6714 types where possible.
6715
6716 2005-03-26 Per Bothner <per@bothner.com>
6717
6718 Make -f[no-]show-column also control non-cpp diagnostics.
6719 * c.opt (fshow-column): Move option from here ...
6720 * common.opt (fshow-column): ... to here.
6721 * diagnostic.c (diagnostic_build_prefix): Only print column number
6722 if flag_show_column.
6723
6724 2005-03-27 Steven Bosscher <stevenb@suse.de>
6725
6726 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6727 vax_output_conditional_branch): New prototypes.
6728 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6729 extracted from vax.md mov and add patterns.
6730 (vax_output_conditional_branch): New function to output conditional
6731 branch instructions.
6732 * vax.md: Use mode macros for arithmetic and mov patterns.
6733 Use code macros for the jump patterns.
6734
6735 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6736
6737 * Makefile.in (libbackend.o): Depend on version files;
6738 add custom generation command.
6739
6740 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6741
6742 PR target/20636
6743 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6744 sure that we have a REG before getting its REGNO.
6745
6746 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6747
6748 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6749 * builtins.def (BUILT_IN_STRNDUP): New.
6750
6751 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6752
6753 PR tree-optimization/20470
6754 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6755 ABS(x-y).
6756
6757 2005-03-25 Mike Stump <mrs@apple.com>
6758
6759 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6760 sized objects.
6761
6762 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6763
6764 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6765 Use our own structure definitions.
6766
6767 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6768 (fix_truncdfsi2): Allow registers or memory as destination.
6769 When TARGET_PPC_GFXOPT, generate simplified pattern.
6770 (fix_truncdfsi2_internal): Use define_insn_and_split.
6771 (fix_truncdfsi2_internal_gfxopt): New.
6772 (fctiwz): Don't confuse register allocation by giving it no choices.
6773 (stfiwx): New.
6774 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6775 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6776 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6777 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6778
6779 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6780
6781 * dominance.c (free_dominance_info): Speed up by freeing et
6782 data structures without maintaining other nodes.
6783 * et-forest.c (et_free_tree_force): New.
6784 * et-forest.h: Add a prototype for et_free_tree_force.
6785
6786 * tree.c (get_set_constructor_bits,
6787 get_set_constructor_bytes): Remove.
6788 * tree.h: Remove the corresponding prototypes.
6789
6790 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6791
6792 PR target/15491
6793 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6794 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6795 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6796 PRE_DEC, NEG and NOT.
6797
6798 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6799
6800 * fold-const.c: Convert uses of fold (build (...)) to
6801 fold_buildN.
6802
6803 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6804
6805 PR rtl-optimization/20249
6806 * cse.c (insert_regs): Do not record equivalence of registers in
6807 different modes.
6808
6809 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6810
6811 * emit-rtl.c (reverse_comparison): Remove.
6812 * rtl.h: Remove the corresponding prototype.
6813
6814 2005-03-24 James E Wilson <wilson@specifixinc.com>
6815
6816 * doc/install.texi (--enable-altivec): Delete docs.
6817
6818 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6819
6820 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6821 SFmode and DFmode before reload when
6822 flag_unsafe_math_optimizations not enabled.
6823
6824 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6825
6826 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6827
6828 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6829 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6830
6831 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6832
6833 * configure.ac (enable-checking): Add 'runtime' option.
6834 * doc/install.texi (enable-checking): Document 'runtime' checking.
6835 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6836 * config.in: Regenerated.
6837 * configure: Regenerated.
6838
6839 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6840
6841 * optabs.h (enum optab_index): Remove OTI_llrint.
6842 (llrint_optab): Remove macro.
6843 * optabs.c (init_optabs): Remove llrint_optab initialization.
6844 * genopinit.c (optabs): Remove llrint_optab implementation.
6845 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6846 using lrint_optab.
6847
6848 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6849
6850 PR rtl-optimization/20532
6851 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6852 overflow when adding coefficients for PLUS or MINUS.
6853 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6854 two as multiplier.
6855
6856 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6857
6858 * langhooks.h (truthvalue_conversion): Remove.
6859 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6860 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6861 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6862 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6863 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6864
6865 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6866
6867 * params.def: Fix a typo.
6868 * config/mips/mips.c: Follow the spelling convensions.
6869 * doc/invoke.texi: Fix typos.
6870
6871 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6872
6873 Fix PR tree-optimization/20601
6874
6875 * tree-ssa-pre.c (insert_aux): Add missing condition to
6876 constification.
6877
6878 2005-03-23 Ian Lance Taylor <ian@airs.com>
6879
6880 * final.c (final_scan_insn): Don't remove no-op instructions.
6881 * reload1.c (reload): Remove simple no-op instructions even when
6882 not optimizing.
6883
6884 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6885
6886 PR tree-optimization/20501
6887 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6888 reporting that peeling for alignment is applied moved to...
6889 * (vect_analyze_data_refs_alignment): Here.
6890
6891 2005-03-23 Ian Lance Taylor <ian@airs.com>
6892
6893 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6894
6895 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6896
6897 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6898 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6899
6900 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6901
6902 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6903 imply that this is called once, independent of asms in code.
6904 Adjust to now being pased output and input lists. Mention helper
6905 function decl_overlaps_hard_reg_set_p.
6906 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6907 hook_tree_tree_identity and to take three trees, returning third.
6908 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6909 prototype.
6910 * stmt.c: include hard-reg-set.h before tree.h.
6911 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6912 (decl_conflicts_with_clobbers_p): Call
6913 decl_overlaps_hard_reg_set_p.
6914 (expand_asm_operands): Pass output and input lists in call to
6915 targetm.md_asm_clobbers.
6916 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6917 hook_tree_tree_tree_tree_3rd_identity.
6918 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6919 parameters.
6920 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6921 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6922 parameters, first two unused.
6923 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6924 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6925 in constraint letters and MOF is not mentioned as a asm-declared
6926 register in neither of the input and output lists.
6927
6928 2005-03-23 DJ Delorie <dj@redhat.com>
6929
6930 * optabs.c (expand_binop): Make sure the first subword's result
6931 gets stored.
6932
6933 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6934
6935 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6936 Call c_common_truthvalue_conversion rather than
6937 lang_hooks.truthvalue_conversion.
6938 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6939 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6940 c-typeck.c.
6941 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6942 c_common_truthvalue_conversion.
6943 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6944 c_parser_conditional_expression, c_parser_binary_expression): Call
6945 c_objc_common_truthvalue_conversion.
6946 * c-typeck.c (build_unary_op): Call
6947 c_objc_common_truthvalue_conversion.
6948 (build_conditional_expr): Do not call
6949 lang_hooks.truthvalue_conversion.
6950 (build_binary_op): Call c_common_truthvalue_conversion.
6951 (c_objc_common_truthvalue_conversion): Moved from
6952 c-objc-common.c. Call default_function_array_conversion instead
6953 of default_conversion.
6954
6955 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6956
6957 * c-common.h (default_conversion): Remove.
6958 (perform_integral_promotions): Add.
6959 * c-tree.h (default_conversion): Add.
6960 * c-typeck.c (perform_integral_promotions): New, split out from
6961 default_conversion.
6962 * c-common.c (check_case_value): Use perform_integral_promotions,
6963 not default_conversion.
6964 (c_add_case_label): Don't continue processing case label after
6965 found to be pointer.
6966
6967 2005-03-23 Mark Mitchell <mark@codesourcery.com>
6968
6969 * gcc.c (do_spec_1): Do not add a -L path for a directory in
6970 the prefix list if we have already added a multilib directory
6971 based on that path.
6972 (main): Do not add MD_EXEC_PREFIX to the list of directories to
6973 search with -L.
6974
6975 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6976
6977 * reload1.c (indirect_symref_ok, reload_obstack): Make them
6978 static.
6979 * reload.h: Remove the prototype for indirect_symref_ok.
6980
6981 * reload1.c (indirect_symref_ok): Make it global.
6982 * reload.h: Add a prototype for indirect_symref_ok.
6983
6984 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
6985
6986 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6987 ashlhi3 expander.
6988
6989 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6990
6991 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
6992
6993 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
6994
6995 * c-opts.c (c_common_parse_file): Only start/end main source file
6996 if debug hooks says the writer wants it.
6997 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
6998 member.
6999 (xcoff_debug_hooks): Ditto.
7000 * debug.c (do_nothing_hooks): Ditto.
7001 * debug.h (gcc_debug_hooks): Ditto.
7002 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7003 * sdbout.c (sdb_debug_hooks): Ditto.
7004 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7005
7006 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7007
7008 * doc/extend.texi: Deprecate C++ min/max operators.
7009
7010 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7011
7012 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7013 artificial original candidates.
7014
7015 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7016 Jan Hubicka <jh@suse.cz>
7017 Steven Bosscher <stevenb@suse.de>
7018
7019 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7020 call cost based on argument sizes.
7021 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7022 inlining.
7023 * params.def: (max-inline-inssn-single): Set to 450.
7024 (max-inline-insns-auto): Set to 90.
7025 (max-inline-insns-recursive): Set to 450
7026 (max-inline-insns-recursive-auto): Set to 450.
7027 (large-function-insns): Set to 2700.
7028 (inline-call-cost): New parameter.
7029 * tree-inline.c (estimate_move_cost): New function.
7030 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7031 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7032 based on arguments.
7033 * tree-inline.h (estimate_move_cost): Declare.
7034 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7035 (max-inline-insns-auto): Change default to 90.
7036 (max-inline-insns-recursive): Change default to 450
7037 (max-inline-insns-recursive-auto): Change default to 450.
7038 (large-function-insns): Change default to 2700.
7039 (inline-call-cost): Document new parameter.
7040
7041 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7042
7043 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7044 (TARGET_DEFAULT): Delete.
7045 * config/i860/i860.opt: New file.
7046
7047 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7048
7049 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7050 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7051 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7052 (frv_sched_lookahead): Delete.
7053 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7054 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7055 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7056 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7057 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7058 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7059 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7060 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7061 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7062 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7063 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7064 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7065 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7066 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7067 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7068 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7069 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7070 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7071 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7072 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7073 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7074 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7075 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7076 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7077 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7078 (frv_sched_lookahead): Delete.
7079 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7080 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7081 (frv_handle_option): New function. Move -mcpu= handling from...
7082 (frv_override_options): ...here. Remove handling of other
7083 TARGET_OPTIONS.
7084 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7085 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7086 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7087 and TARGET_NO_MULTI_CE.
7088 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7089 !TARGET_VLIW_BRANCH.
7090 * config/frv/frv.opt: New file.
7091
7092 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7093
7094 * fold-const.c (fold_ternary): Take decomposed arguments of
7095 CALL_EXPR.
7096 (fold): Update a call to fold_ternary.
7097
7098 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7099 * tree.h: Add corresponding prototypes.
7100
7101 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7102
7103 PR target/20561
7104 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7105 between jump table and its label.
7106 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7107 resp. ADDR_DIFF_VEC and the label preceeding it.
7108 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7109 is emitted in the right section.
7110
7111 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7112
7113 * fold-const.c (fold_unary, fold_binary): Update comments
7114 about arguments.
7115
7116 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7117
7118 PR rtl-optimization/20527
7119 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7120 REG_INC note, test that the register also isn't mentioned in PRED
7121 or SUCC.
7122
7123 2005-03-22 Ben Elliston <bje@au.ibm.com>
7124
7125 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7126 and definition.
7127
7128 2005-03-21 Mike Stump <mrs@apple.com>
7129
7130 * varasm.c (default_assemble_visibility): Remove extra ().
7131
7132 2005-03-21 Roger Sayle <roger@eyesopen.com>
7133
7134 PR middle-end/20557
7135 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7136 to determine whether a block can be duplicated, rather than test
7137 whether the block contains noncopyable insns ourselves.
7138
7139 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7140
7141 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7142 predicates.
7143
7144 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7145
7146 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7147
7148 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7149
7150 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7151 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7152 * config/fr30/fr30.opt: New file.
7153
7154 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7155
7156 Fix PR tree-optimization/20542
7157
7158 * tree-flow-inline.h (overlap_subvar): Move to here.
7159 * tree-ssa-operands.c: From here.
7160 * tree-flow.h (overlap_subvar): Declare.
7161 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7162 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7163 for variables with subvars.
7164
7165 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7166
7167 PR middle-end/20177
7168 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7169 * modulo-sched.c (const_iteration_count): Return on NULL
7170 pre-header.
7171 (print_node_sched_params): Return on NULL dump_file.
7172 (generate_reg_moves): Handle reg-anti dependencies and disregard
7173 closing branch when generating register moves.
7174 (sms_schedule): Mark the SMSed block dirty.
7175 * passes.c (rest_of_handle_sms): Call update_life_info for all
7176 basic-blocks.
7177 * testsuite/gcc.dg/20050321-1.c: New test.
7178
7179 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7180
7181 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7182 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7183 movqi_internal): Likewise.
7184
7185 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7186
7187 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7188 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7189 xtensa_b4const): Delete prototypes.
7190 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7191 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7192 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7193 xtensa_extra_constraint): New prototypes.
7194 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7195 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7196 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7197 move_operand, const_float_1_operand, fpmem_offset_operand,
7198 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7199 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7200 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7201 argument type to HOST_WIDE_INT.
7202 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7203 xtensa_mask_immediate): Likewise.
7204 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7205 Likewise. Also make these functions static.
7206 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7207 (xtensa_const_ok_for_letter_p): New.
7208 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7209 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7210 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7211 move_operand, const_float_1_operand, fpmem_offset_operand,
7212 branch_operator, ubranch_operator, boolean_operator): Move to
7213 predicates.md.
7214 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7215 (xtensa_mem_offset): Change return type to bool.
7216 (xtensa_extra_constraint): New.
7217 (gen_int_relational): Update type of const_range_p function pointer.
7218 Use xtensa_b4const_or_zero.
7219 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7220 xtensa_const_ok_for_letter_p. Update comments.
7221 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7222 (PREDICATE_CODES): Delete.
7223 * config/xtensa/xtensa.md: Include predicates.md.
7224 * config/xtensa/predicates.md: New file.
7225
7226 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7227
7228 * config/v850/v850-protos.h: Remove the prototypes for
7229 reg_or_int9_operand, reg_or_const_operand,
7230 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7231 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7232 movsi_source_operand, power_of_two_operand,
7233 not_power_of_two_operand, special_symbolref_operand,
7234 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7235 register_is_ok_for_epilogue.
7236 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7237 reg_or_int9_operand, reg_or_const_operand,
7238 call_address_operand, special_symbolref_operand,
7239 movsi_source_operand, power_of_two_operand,
7240 not_power_of_two_operand, register_is_ok_for_epilogue,
7241 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7242 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7243 predicates.md.
7244 * config/v850/v850.h (PREDICATE_CODES): Remove.
7245 * config/v850/v850.md: Include predicates.md.
7246 * config/v850/predicates.md: New.
7247
7248 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7249
7250 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7251 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7252 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7253 (itoolsdir, itoolsdatadir): Move definition above new first use.
7254 (install-itoolsdirs): New rule.
7255 (install-mkheaders): Depend on install-itoolsdirs, not
7256 install-include-dir.
7257
7258 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7259
7260 * tree-into-ssa.c: Remove obsolete comments.
7261
7262 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7263
7264 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7265 unrolling if -fpeel-loops is specified, too.
7266 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7267 Remove superfluous check for flag_unroll_loops.
7268
7269 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7270
7271 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7272 (lrint_optab, llrint_optab): Define corresponding macros.
7273 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7274 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7275 pattern and llrint_optab using llrintdi2 patterns.
7276 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7277 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7278 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7279 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7280 flag_unsafe_math_optimizations is set.
7281
7282 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7283
7284 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7285 simplify_logical, if_then_else_cond, known_cond,
7286 simplify_comparison): Adjust calls to reverse_comparison.
7287 Don't use combine_reversed_comparison_code).
7288 (combine_reversed_comparison_code): Remove.
7289 (reversed_comparison): Using reversed_comparison_code, move it...
7290 * jump.c (reversed_comparison): ... here.
7291 * rtl.h (reversed_comparison): Add prototype.
7292
7293 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7294
7295 * builtins.c (fold_builtin): Take decomposed arguments of
7296 CALL_EXPR.
7297 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7298 * gimplify.c (gimplify_call_expr): Likewise.
7299 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7300 * tree.h: Update the prototype of fold_builtin.
7301
7302 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7303
7304 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7305 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7306 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7307 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7308 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7309
7310 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7311
7312 * builtins.c (fold_builtin_1): Take decomposed arguments of
7313 CALL_EXPR.
7314 (fold_builtin): Update a call to fold_builtin_1.
7315
7316 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7317
7318 PR other/20564
7319 * gcov.c (output_lines): Only output function block summary when
7320 outputting branch information.
7321 * doc/gcov.texi: Document format of preamble and additional block
7322 information lines.
7323
7324 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7325
7326 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7327 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7328 the defaults false if BITS_PER_UNIT != 8.
7329 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7330 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7331 than BITS_PER_UNIT != 8.
7332 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7333 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7334 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7335 #undefs.
7336 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7337 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7338
7339 2005-03-20 Roger Sayle <roger@eyesopen.com>
7340
7341 PR middle-end/20539
7342 * fold-const.c (fold_binary): Fix type mismatch between
7343 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7344 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7345 for non-truth-valued expressions.
7346
7347 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7348 and FUNCTION_DECL in the main switch.
7349 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7350 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7351 we also need to convert their operands to match.
7352 <TRUTH_NOT_EXPR>: Likewise.
7353
7354 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7355
7356 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7357 diagnostic without checking whether an lvalue.
7358 * c-common.h (lvalue_p): Remove.
7359 (enum lvalue_use): Update comment.
7360 (lvalue_or_else): Replace by lvalue_error.
7361 * c-typeck.c (lvalue_p): Make static.
7362 (lvalue_or_else): New. Call lvalue_error.
7363
7364 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7365
7366 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7367 (function_arg_advance): Use rs6000_parm_start.
7368 (function_arg, rs6000_arg_partial_bytes): Likewise.
7369
7370 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7371
7372 * c-common.c (check_case_value): Adjust comment about stripping
7373 NOPs.
7374 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7375 * c-typeck.c (default_conversion, convert_arguments,
7376 build_modify_expr, convert_for_assignment, store_init_value,
7377 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7378 manually. Remove inaccurate comments.
7379
7380 2005-03-20 Roger Sayle <roger@eyesopen.com>
7381 Joseph S. Myers <joseph@codesourcery.com>
7382
7383 * varasm.c (do_assemble_alias): Restore comment describing function.
7384 Annotate the target parameter as potentially unused.
7385
7386 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7387
7388 PR target/18551
7389 * config/avr/avr.c (avr_output_function_prologue): Do not use
7390 current_function_name() in a label, use a local label instead.
7391
7392 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7393
7394 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7395 flag_finite_math_only, not flag_unsafe_math_optimizations.
7396
7397 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7398
7399 * builtins.c (fold_builtin_1): Update a call to
7400 targetm.fold_builtin.
7401 * hooks.c (hook_tree_tree_bool_null): Rename to
7402 hook_tree_tree_tree_bool_null. Take one more argument of type
7403 tree.
7404 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7405 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7406 hook_tree_tree_tree_bool_null.
7407 * target.h (gcc_target): Update the prototype of fold_builtin.
7408 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7409 arguments of CALL_EXPR.
7410 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7411 new prototype.
7412
7413 2005-03-20 Jan Hubicka <jh@suse.cz>
7414
7415 * cgraph.h (cgraph_node): Add prev_clone pointer.
7416 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7417 (cgraph_clone_node): Produce doubly linked chain.
7418
7419 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7420
7421 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7422 get_nonnull_operand, handle_sentinel_attribute,
7423 check_function_arguments_recurse): Do not strip NOPS from
7424 INTEGER_CSTs.
7425 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7426 Likewise.
7427 * c-format.c (get_constant): Likewise.
7428 * c-parser.c (c_parser_postfix_expression): Likewise.
7429 * c-typeck.c (set_init_index): Likewise.
7430 (convert_arguments): Don't check for NOP_EXPR containing integer
7431 constant.
7432
7433 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7434
7435 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7436 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7437 Take decomposed arguments of CALL_EXPR.
7438 (fold_builtin_1): Update calls to the functions mentioned
7439 above.
7440
7441 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7442
7443 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7444 width to have integer type.
7445 (build_enumerator): Require enumerator value to have integer type.
7446
7447 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7448
7449 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7450 to __builtin_inff.
7451
7452 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7453
7454 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7455 std=iso9899:199x): Correct descriptions.
7456
7457 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7458
7459 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7460 solaris2.1[0-9].
7461
7462 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7463
7464 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7465 of CALL_EXPR.
7466 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7467 fold_builtin_memcpy.
7468
7469 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7470 arguments of CALL_EXPR.
7471 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7472 fold_builtin_found, fold_builtin_1): Update calls to
7473 fold_trunc_transparent_mathfn.
7474
7475 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7476
7477 PR middle-end/20493
7478 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7479 function pointers on targets that require function pointer
7480 canonicalization.
7481 (fold_sign_changed_comparison): Likewise.
7482
7483 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7484
7485 * combine.c (try_combine): When changing the mode of a hard reg, make
7486 sure that doing so is valid.
7487
7488 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7489
7490 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7491 (TARGET_HANDLE_OPTION): Override default.
7492 (avr_handle_option): New function.
7493 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7494 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7495 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7496 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7497 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7498 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7499 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7500 (TARGET_OPTIONS): Delete.
7501 * config/avr/avr.opt: New file.
7502
7503 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7504
7505 * config/m32r/m32r-protos.h: Remove the prototypes for
7506 call_address_operand, symbolic_operand, seth_add3_operand,
7507 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7508 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7509 two_insn_const_operand, move_src_operand,
7510 move_double_src_operand, move_dest_operand,
7511 eqne_comparison_operator, signed_comparison_operator,
7512 large_insn_p, conditional_move_operand, carry_compare_operand,
7513 m32r_block_immediate_operand, extend_operand,
7514 reg_or_eq_int16_operand, int8_operand, and
7515 reg_or_zero_operand.
7516 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7517 seth_add3_operand, int8_operand, cmp_int16_operand,
7518 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7519 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7520 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7521 move_double_src_operand, move_dest_operand,
7522 eqne_comparison_operator, signed_comparison_operator,
7523 extend_operand, small_insn_p, large_insn_p,
7524 conditional_move_operand, carry_compare_operand,
7525 m32r_block_immediate_operand): Move to predicates.md.
7526 (MAX_MOVE_BYTES): Move to m32r.h.
7527 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7528 * config/m32r/m32r.md: Include predicates.md.
7529 * config/m32r/predicates.md: New.
7530
7531 2005-03-18 James E Wilson <wilson@specifixinc.com>
7532
7533 PR c++/19769
7534 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7535 origin.
7536
7537 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7538
7539 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7540 call_address_operand, const_8bit_operand.
7541 * config/mn10300/mn10300.c (call_address_operand,
7542 const_8bit_operand, const_1f_operand): Move to predicates.md.
7543 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7544 * config/mn10300/mn10300.md: Include predicates.md.
7545 * config/mn10300/predicates.md: New.
7546
7547 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7548
7549 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7550 declarations in diagnostics and %E for identifiers, not %s.
7551
7552 2005-03-18 Jan Hubicka <jh@suse.cz>
7553 Dale Johannesen <dalej@apple.com>
7554
7555 * basic-block.h (scale_bbs_frequencies_int,
7556 scale_bbs_frequencies_gcov_type): Declare.
7557 * cfg.c (RDIV): New macro.
7558 (update_bb_frequency_for_threading): Fix.
7559 * basic-block.h (scale_bbs_frequencies_int,
7560 scale_bbs_frequencies_gcov_type): New.
7561 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7562 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7563 scale_bbs_frequencies_int.
7564 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7565
7566 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7567
7568 * config/m32r/m32r-protos.h: Remove the prototypes for
7569 call_address_operand, symbolic_operand, seth_add3_operand,
7570 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7571 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7572 two_insn_const_operand, move_src_operand,
7573 move_double_src_operand, move_dest_operand,
7574 eqne_comparison_operator, signed_comparison_operator,
7575 large_insn_p, conditional_move_operand, carry_compare_operand,
7576 m32r_block_immediate_operand, extend_operand,
7577 reg_or_eq_int16_operand, int8_operand, and
7578 reg_or_zero_operand.
7579 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7580 seth_add3_operand, int8_operand, cmp_int16_operand,
7581 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7582 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7583 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7584 move_double_src_operand, move_dest_operand,
7585 eqne_comparison_operator, signed_comparison_operator,
7586 extend_operand, small_insn_p, large_insn_p,
7587 conditional_move_operand, carry_compare_operand,
7588 m32r_block_immediate_operand): Move to predicates.md.
7589 (MAX_MOVE_BYTES): Move to m32r.h.
7590 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7591 * config/m32r/m32r.md: Include predicates.md.
7592 * config/m32r/predicates.md: New.
7593
7594 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7595 shadd_constant_p.
7596 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7597 symbolic_operand, symbolic_memory_operand,
7598 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7599 indexed_memory_operand, move_dest_operand, move_src_operand,
7600 prefetch_cc_operand, prefetch_nocc_operand,
7601 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7602 arith_operand, arith11_operand, pre_cint_operand,
7603 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7604 ireg_operand, int5_operand, uint5_operand, int11_operand,
7605 uint32_operand, arith5_operand, and_operand, ior_operand,
7606 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7607 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7608 shadd_operand, movb_comparison_operator,
7609 cmpib_comparison_operator): Move to predicates.md.
7610 (magic_milli, shadd_constant_p): Make it extern.
7611 * config/pa/pa.h (PREDICATE_CODES): Remove.
7612 * config/pa/pa.md: Include predicates.md.
7613 * config/pa/predicates.md: New.
7614
7615 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7616 predicate.
7617
7618 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7619
7620 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7621 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7622 config/alpha/freebsd.h, config/alpha/linux.h,
7623 config/alpha/netbsd.h, config/alpha/osf5.h,
7624 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7625 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7626 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7627 doc/cppopts.texi: Update copyright.
7628
7629 2005-03-18 Jan Hubicka <jh@suse.cz>
7630
7631 PR middle-end/20225
7632 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7633 too late.
7634 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7635 called too late.
7636
7637 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7638
7639 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7640 VEC_safe_push.
7641
7642 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7643
7644 * combine.c (gen_binary): Remove.
7645 (known_cond, simplify_shift_const, find_split_point,
7646 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7647 simplify_logical, expand_field_assignment, extract_left_shift,
7648 force_to_mode, if_then_else_cond, apply_distributive_law,
7649 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7650 simplify_comparison, reversed_comparison): Replace with
7651 simplify_gen_binary, simplify_gen_relational or
7652 distribute_and_simplify_rtx.
7653 (distribute_and_simplify_rtx): New function.
7654
7655 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7656 Paolo Bonzini <gcc.gnu.org>
7657
7658 * calls.c (setjmp_call_p, special_function_p): Update comments
7659 at the head of the functions.
7660
7661 2005-03-18 Jan Hubicka <jh@suse.cz>
7662
7663 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7664
7665 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7666 function body should be released; do not proactively release function
7667 bodies in non-unit-at-a-time mode.
7668
7669 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7670
7671 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7672 mno-fp-ret-in-387 multilib variants.
7673
7674 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7675
7676 * common.opt (m): Remove.
7677 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7678 table lookup fails.
7679 (common_handle_option): Remove OPT_m case.
7680
7681 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7682
7683 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7684 of CALL_EXPR.
7685 (fold_builtin_1): Update a call to fold_builtin_bitop.
7686
7687 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7688 of CALL_EXPR.
7689 (fold_builtin_1): Update a call to fold_builtin_signbit.
7690
7691 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7692
7693 PR tree-optimization/20474
7694 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7695 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7696
7697 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7698
7699 * config/h8300/h8300-protos.h: Remove prototypes for
7700 general_operand_src, general_operand_dst, single_one_operand,
7701 single_zero_operand, call_insn_operand,
7702 two_insn_adds_subs_operand, small_call_insn_operand,
7703 jump_address_operand, bit_operand, bit_memory_operand,
7704 stack_pointer_operand, const_int_gt_2_operand,
7705 const_int_ge_8_operand, const_int_qi_operand,
7706 const_int_hi_operand, incdec_operand, bit_operator,
7707 nshift_operator, eqne_operator, gtle_operator,
7708 gtuleu_operator, iorxor_operator.
7709 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7710 h8300_ldm_stm_parallel.
7711 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7712 h8300-protos.h.
7713 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7714 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7715 (h8300_ldm_stm_parallel): Make it extern.
7716 (h8300_ldm_parallel, h8300_stm_parallel,
7717 h8300_return_parallel, general_operand_src,
7718 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7719 nibble_operand, reg_or_nibble_operand, single_one_operand,
7720 single_zero_operand, call_insn_operand,
7721 two_insn_adds_subs_operand, small_call_insn_operand,
7722 jump_address_operand, bit_operand, bit_memory_operand,
7723 stack_pointer_operand, const_int_gt_2_operand,
7724 const_int_ge_8_operand, const_int_qi_operand,
7725 const_int_hi_operand, incdec_operand, eqne_operator,
7726 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7727 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7728 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7729 nshift_operator): Move to predicates.md.
7730 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7731 * config/h8300/h8300.md: Include predicates.md.
7732 * config/h8300/predicates.md: New.
7733
7734 2005-03-17 Richard Henderson <rth@redhat.com>
7735
7736 * config.gcc (ia64*-*-hpux*): Add extra_options.
7737 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7738 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7739 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7740 (ia64_tls_size_string, ia64_tune_string): Remove.
7741 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7742 (TARGET_DEFAULT_TARGET_FLAGS): New.
7743 (TARGET_HANDLE_OPTION): New.
7744 (ia64_override_options): Move options parsing ...
7745 (ia64_handle_option): ... here. New.
7746 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7747 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7748 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7749 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7750 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7751 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7752 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7753 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7754 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7755 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7756 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7757 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7758 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7759 TARGET_EARLY_STOP_BITS): Remove.
7760 (TARGET_ILP32): Default false.
7761 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7762 (enum ia64_inline_type): New.
7763 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7764 * config/ia64/ia64.md: Update for new definitions of
7765 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7766 * config/ia64/ia64.opt: New file.
7767 * config/ia64/ilp32.opt: New file.
7768
7769 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7770
7771 PR target/18380
7772 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7773
7774 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7775
7776 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7777 instead of MASK_H8300S.
7778 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7779 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7780 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7781 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7782 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7783 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7784 TARGET_SWITCHES): Remove.
7785 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7786 TARGET_H8300SX.
7787 * config/h8300/h8300.opt: New.
7788
7789 * config/alpha/alpha.opt, config/arc/arc.opt,
7790 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7791 notices.
7792
7793 2005-03-17 Ian Lance Taylor <ian@airs.com>
7794
7795 * gmon.c: Remove.
7796
7797 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7798
7799 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7800 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7801 (TARGET_HANDLE_OPTION): Override default.
7802 (arc_handle_option): New function.
7803 (arc_init): Remove code to set arch_cpu_string.
7804 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7805 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7806 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7807 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7808 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7809 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7810 (arc_rodata_string, TARGET_OPTIONS): Delete.
7811 * config/arc/arc.opt: New file.
7812
7813 2005-03-17 Richard Henderson <rth@redhat.com>
7814
7815 * doc/extend.texi (Weak Pragmas): New section.
7816 (attribute alias): Clarify that target must be in the same
7817 translation unit.
7818
7819 2005-03-17 Richard Henderson <rth@redhat.com>
7820
7821 * config/alpha/alpha.opt: New file.
7822 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7823 of alpha_cpu.
7824 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7825 alpha_fprm_string, alpha_fptm_string): Make static.
7826 (alpha_tls_size_string): Remove.
7827 (alpha_handle_option): New.
7828 (override_options): Update for alpha_cpu/alpha_tune split.
7829 (alpha_file_start): Likewise.
7830 (TARGET_DEFAULT_TARGET_FLAGS): New.
7831 (TARGET_HANDLE_OPTION): New.
7832 * config/alpha/alpha.h (alpha_tune): Declare.
7833 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7834 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7835 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7836 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7837 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7838 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7839 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7840 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7841 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7842 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7843 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7844 (TARGET_DEFAULT): Remove MASK_FP.
7845 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7846 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7847 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7848 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7849 alpha_tls_size_string): Remove.
7850 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7851 (attribute tune): Rename from attribute cpu.
7852 * config/alpha/ev4.md: Update to match.
7853 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7854 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7855 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7856 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7857 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7858 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7859
7860 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7861
7862 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7863 and return without creating new state if before_nops_num is nonzero.
7864 * config/ia64/ia64.md (first_insn): New attribute.
7865 (alloc): Set it to yes.
7866
7867 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7868
7869 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7870 STMT_VINFO_SUBVARS to NULL.
7871 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7872
7873 2005-03-16 Dale Johannesen <dalej@apple.com>
7874
7875 * rtlanal.c (find_first_parameter_load): Rewrite to
7876 return actual first param load or the call if none,
7877 instead of first in block, when not all loads exist.
7878
7879 2005-03-16 Roger Sayle <roger@eyesopen.com>
7880
7881 * optabs.c (expand_copysign_absneg): Make static.
7882 * optabs.h (expand_copysign_absneg): Delete prototype.
7883 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7884
7885 2005-03-16 Richard Henderson <rth@redhat.com>
7886
7887 PR middle-end/15700
7888 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7889 (alias_pairs): Rename from output_defs.
7890 (find_decl_and_mark_needed): Split out from assemble_alias.
7891 (do_assemble_alias): New.
7892 (assemble_output_def): Remove.
7893 (finish_aliases_1, finish_aliases_2): New.
7894 (process_pending_assemble_output_defs): Remove.
7895 (assemble_alias): Defer aliases for which we don't yet have a
7896 non-external decl for the target symbol.
7897 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7898 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7899 * toplev.c (compile_file): Use finish_aliases_2 instead of
7900 process_pending_assemble_output_defs.
7901 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7902 (process_pending_assemble_output_defs): Remove.
7903
7904 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7905
7906 Fix PR tree-optimization/20489
7907
7908 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7909 for empty structures.
7910
7911 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7912
7913 Fix PR tree-optimization/20490
7914
7915 * tree-ssa-pre.c (create_expression_by_pieces): Use
7916 force_gimple_operand on result of fold.
7917
7918 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7919
7920 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7921 of closing parenthesis.
7922
7923 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7924
7925 * builtins.c (expand_movstr): Update a call to
7926 fold_builtin_strcpy.
7927 (expand_builtin_strncpy): Update a call to
7928 fold_builtin_strncpy.
7929 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7930 arguments of CALL_EXPR.
7931 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7932 fold_builtin_strncpy.
7933 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7934 * tree.h: Update the prototypes of fold_builtin_strcpy and
7935 fold_builtin_strncpy.
7936
7937 2005-03-16 Steven Bosscher <stevenb@suse.de>
7938 Dorit Naishlos <dorit@il.ibm.com>
7939
7940 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7941 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7942 error.
7943
7944 2005-03-16 Steven Bosscher <stevenb@suse.de>
7945
7946 * tree-inline.c (walk_type_fields, walk_tree,
7947 walk_tree_without_duplicates): Move from here...
7948 * tree.c: ...to here.
7949
7950 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7951
7952 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7953 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
7954 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7955 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
7956 (version): Define using $(BASEVER_c).
7957 (Makefile, config.status, build/gcov-iov.o): No longer depends on
7958 version.c.
7959 (version.o): Depend on version files; add custom generation command.
7960 (prefix.o): Define BASEVER on command line.
7961 (s-iov): Depend on version files; adjust command.
7962 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
7963 Add gcc-vers.texi.
7964 (gcc-vers.texi): New rule.
7965 (doc/%.info, doc/%.dvi): Add -I . to command line.
7966 (doc/gccinstall.dvi): Likewise.
7967 (PACKAGE): Delete. All uses replaced with "gcc".
7968 * aclocal.m4: Do not include gcc-version.m4.
7969 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
7970 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
7971 Set is_release based on contents of DEV-PHASE.
7972 Set gcc_version based on contents of BASE-VER.
7973 Define WIN32_REGISTRY_KEY only if the user overrode the default.
7974 * config.in, configure: Regenerate.
7975 * gccbug.in: Determine version of GCC in use at runtime.
7976 * gcov-iov.c: Get version number and development phase from
7977 command line, not by including version.c.
7978 * intl.c: Replace all uses of PACKAGE with "gcc".
7979 * libada-mk.in: Delete unused "gcc_version" variable.
7980 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
7981 * version.c: (VERSUFFIX): New hook for redistributors; adjust
7982 commentary to match.
7983 (version_string): Put together from pieces.
7984 * config/alpha/x-vms: Do not use $(gcc_version).
7985 * config/i386/t-nwld: Likewise.
7986 * doc/include/gcc-common.texi: Include gcc-vers.texi for
7987 version-GCC and DEVELOPMENT.
7988
7989 2005-03-15 Roger Sayle <roger@eyesopen.com>
7990
7991 PR tree-optimization/17454
7992 * tree.c (tree_size): Add case for TREE_BINFO.
7993 * fold-const.c (fold_checksum_tree): Only clear the overloaded
7994 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
7995
7996 2005-03-15 Roger Sayle <roger@eyesopen.com>
7997
7998 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
7999 op1 whilst expanding the signed widenening multiply variant.
8000
8001 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8002
8003 * toplev.c (display_target_options): Avoid unused variable warning if
8004 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8005 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8006 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8007 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8008 (mips_isa_info): New variable.
8009 (mips_parse_cpu): Remove the first argument and leave the caller
8010 to report errors.
8011 (TARGET_HANDLE_OPTION): Override default.
8012 (mips_handle_option): New function. Move option validation code from...
8013 (override_options): ...here. Update calls to mips_parse_cpu.
8014 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8015 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8016 (SUBTARGET_TARGET_OPTIONS): Delete.
8017 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8018 (mno-flush-func, mtune=): New options.
8019
8020 2005-03-15 Roger Sayle <roger@eyesopen.com>
8021 Richard Henderson <rth@redhat.com>
8022
8023 * real.c (c4x_single_format, c4x_extended_format): Provide values
8024 for signbit_ro for c4x's single and extended floating point formats.
8025 * optabs.c (expand_copysign): Use the floating point format's
8026 signbit_ro for expanding via expand_copysign_absneg, and it's
8027 signbit_rw field for expanding via expand_copysign_bit.
8028
8029 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8030
8031 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8032 known_alignment_for_access_p.
8033 (known_alignment_for_access_p): New.
8034 (do_peeling_for_alignment): Field made int instead of bool and renamed
8035 to peeling_for_alignment.
8036 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8037 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8038 functionality used to be in vect_analyze_operations.
8039 (vect_analyze_operations): Code to determine vectorization factor was
8040 moved to vect_determine_vectorization_factor.
8041 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8042 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8043 factor.
8044 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8045 be part of vect_analyze_operations).
8046 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8047 creating the guard condition, as the number of iterations may be
8048 constant.
8049 (slpeel_tree_peel_loop_to_edge): Use new name of
8050 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8051 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8052 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8053 (vect_do_peeling_for_alignment): Use fold.
8054 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8055
8056 (vect_update_inits_of_dr): Renamed to
8057 vect_update_init_of_dr.
8058 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8059 (vectorizable_store): Fix assertion to use == instead of =.
8060
8061 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8062
8063 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8064 call_used_regs for wCG registers.
8065
8066 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8067
8068 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8069 for non-offsettable memory references to cope with outstanding reload
8070 replacements, take 2.
8071
8072 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8073
8074 PR target/18668
8075 * config/i386/i386.h (x86_fisttp): New.
8076 (TARGET_FISTTP): New macro.
8077 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8078 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8079 instruction when fisttp flag is set.
8080 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8081
8082 * config/i386/i386.md (type attribute): Add fisttp.
8083 (unit attribute): Set to i387 for fisttp type.
8084 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8085 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8086 TARGET_FISTTP.
8087 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8088 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8089 macros.
8090 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8091 patterns for TARGET_FISTTP. Enable patterns for
8092 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8093 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8094 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8095 implement fisttp x87 insn.
8096 (fix_trunc*_i387_fisttp splitters): New patterns.
8097 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8098 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8099 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8100 clobber.
8101 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8102 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8103 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8104 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8105 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8106 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8107 Disable patterns for TARGET_FISTTP.
8108 (fix_trunc*_i387 splitters): Implement usign mode macros.
8109 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8110 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8111 (fix_trunx*_sse peephole2s): Implement using mode macros.
8112
8113 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8114
8115 PR rtl-optimization/20291
8116 * combine.c (try_combine): If splitting fails, re-try with
8117 original combined pattern, i.e. before clobber stripping.
8118
8119 2005-03-14 Eric Christopher <echristo@redhat.com>
8120
8121 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8122 STACK_GROWS_DOWNWARD.
8123
8124 2005-03-14 Roger Sayle <roger@eyesopen.com>
8125
8126 * real.h (struct real_format): Split the signbit field into two
8127 two fields, signbit_ro and signbit_rw.
8128 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8129 mips_double_format, ieee_extended_motorola_format,
8130 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8131 ieee_extended_intel_128_format, ibm_extended_format,
8132 mips_extended_format, ieee_quad_format, mips_quad_format,
8133 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8134 i370_double_format, c4x_single_format, c4x_extended_format,
8135 real_internal_format): Update initializers for new field.
8136 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8137 real_format structure.
8138 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8139 field of the real_format structure.
8140
8141 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8142
8143 Fix PR tree-optimization/20458
8144
8145 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8146 DECL_EXTERNAL on STRUCT_FIELD tags.
8147 (clear_call_clobbered): Ditto.
8148 * tree-ssa-operands.c (note_addressable): Make sure the original
8149 variable doesn't slip into the addressable list if we have
8150 subvars.
8151 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8152 tags too.
8153
8154 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8155
8156 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8157 (-fwide-exec-charset): Likewise.
8158 (-finput-charset): Likewise.
8159 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8160 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8161 * c.opt (Wnormalized): New.
8162
8163 2005-03-14 Devang Patel <dpatel@apple.com>
8164
8165 * doc/invoke.texi: Add reference to Visibility document.
8166
8167 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8168
8169 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8170 MASK_SPLIT_ADDRESSES.
8171 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8172 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8173 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8174 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8175 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8176 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8177 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8178 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8179 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8180 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8181 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8182 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8183 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8184 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8185 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8186 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8187 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8188 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8189 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8190 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8191 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8192 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8193 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8194 (TARGET_EXPLICIT_RELOCS): Delete.
8195 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8196 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8197 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8198 (override_options): Set MASK_LONG64 if -mint64 is given and no
8199 -mlongXX option is. Complain about -mint64 -mlong32.
8200 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8201 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8202 * config/mips/mips.opt: New file.
8203
8204 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8205
8206 * config.gcc (extra_options): New variable for listing option files.
8207 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8208 * configure.ac (extra_opt_files): New AC_SUBST variable.
8209 (tm_file_list, tm_include_list): Include options.h first.
8210 * configure: Regenerate.
8211 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8212 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8213 (s-options-h): New rule.
8214 (options.h): Depend on it.
8215 (TEXI_GCCINT_FILES): Add options.texi.
8216 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8217 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8218 * target.h (gcc_target): Add default_target_flags and handle_option.
8219 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8220 (TARGET_HANDLE_OPTION): New macros.
8221 (TARGET_INITIALIZER): Include them.
8222 * opt-functions.awk (opt_args, nth_arg): New functions.
8223 (switch_flags): Handle the "Target" flag.
8224 (var_args): Delete.
8225 (var_name): Use opt_args and nth_arg.
8226 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8227 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8228 macros for the "Mask" and "InverseMask" options.
8229 * opts.h (cl_var_cond): New enum.
8230 (cl_option): Replace the "has_set_value" and "set_value" fields with
8231 "var_cond" and "var_value".
8232 (CL_TARGET): New macro.
8233 (option_enabled, print_filtered_help): Declare.
8234 (decode_options): Move definition.
8235 * opts.c (handle_option): Search for the original option before
8236 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8237 var_cond and var_value fields. Use targetm.handle_option to handle
8238 target options.
8239 (decode_options): Set target_flags to targetm.default_target_flags.
8240 (print_filtered_help): Make global. Handle CL_TARGET.
8241 (option_enabled): New function.
8242 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8243 (display_target_options, set_target_switch, print_switch_values)
8244 (default_pch_valid_p): Guard uses of target_switches with
8245 #ifdef TARGET_SWITCHES. Also...
8246 (display_target_options): Display the CL_TARGET entries in cl_options.
8247 (set_target_option): Don't complain about the "" option when
8248 TARGET_SWITCHES is undefined.
8249 (print_switch_values): Use option_enabled.
8250 (default_pch_valid_p): Check cl_options[] when looking for something
8251 that has changed the value of target_flags.
8252 * c.opt: Remove documentation from top of file.
8253 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8254 * doc/sourecebuild.texi: Refer to the new options documentation
8255 instead of c.opt. Document machine-specific .opt files.
8256 * doc/tm.texi (target_flags): Say that this variable is declared
8257 by options.h.
8258 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8259 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8260 an alternative.
8261 * doc/options.texi: New file.
8262
8263 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8264
8265 PR middle-end/18628
8266 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8267 register.
8268
8269 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8270
8271 PR c++/20280
8272 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8273 temporary variable of pointer type if an lvalues is required.
8274 (gimplify_modify_expr_rhs): Request an rvalue from it.
8275 (gimplify_expr): Pass fallback on.
8276
8277 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8278
8279 * cfgbuild.c: Update comments.
8280
8281 2005-03-14 Roger Sayle <roger@eyesopen.com>
8282
8283 PR rtl-optimization/17236
8284 * optabs.c (expand_doubleword_mult): New helper function split out
8285 from expand_binop. Permute the order in which instructions are
8286 emitted to minimize the number of simultaneously live registers.
8287 (expand_binop): Call expand_doubleword_mult to synthesize a double
8288 word multiplication.
8289
8290 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8291
8292 * basic-block.h: Update the prototypes of cached_make_edge and
8293 rtl_make_eh_edge.
8294 * cfg.c (cached_make_edge): Take edge_cache representing one
8295 row of the adjacency matrix of edges.
8296 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8297 (make_edges): Initialize edge_cache to represent one row of
8298 the adjacency matrix of edges.
8299
8300 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8301
8302 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8303 New functions.
8304 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8305 Remove unused removed_phis variable.
8306 (conditional_replacement): Use build1/build2.
8307 (abs_replacement): Use last_and_only_stmt and build1/build2.
8308
8309 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8310
8311 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8312 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8313 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8314 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8315 * c-common.c (handle_novops_attribute): New function.
8316 (c_common_attribute_table): Add "no vops" entry.
8317 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8318 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8319 * tree-ssa-operands.c (get_call_expr_operands): Do not
8320 create virtual operands for calls with ECF_NOVOPS flag.
8321 * tree.h (DECL_IS_NOVOPS): New macro.
8322 (struct tree_decl): Add novops_flag.
8323 (ECF_NOVOPS): New constant.
8324
8325 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8326
8327 PR target/17688
8328 * config/i386/i386.c (x86_use_himode_fiop): New.
8329 (x86_use_simode_fiop): Rename from x86_use_fiop.
8330 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8331 (TARGET_USE_HIMODE_FIOP): New.
8332 (x86_use_simode_fiop): Rename from x86_use_fiop.
8333 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8334
8335 * config/i386/i386.md (X87MODEI12): New mode macro define.
8336 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8337 to implement x87 FP compare with HImode input operands.
8338 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8339 Use X87MODEI12 mode macro to handle HImode input operands.
8340 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8341 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8342 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8343 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8344 macro to implement x87 operators with HImode input operands.
8345 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8346 input operands.
8347
8348 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8349
8350 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8351 integer_zerop.
8352 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8353 constants invariant.
8354
8355 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8356
8357 * basic-block.h (BB_VISITED): Removed.
8358 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8359
8360 2005-03-14 Falk Hueffner <falk@debian.org>
8361
8362 PR bootstrap/20424
8363 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8364
8365 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8366
8367 * ggc-zone.c: Fix comment typos.
8368
8369 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8370 stringpool.c, config/mips/mips-protos.h: Update copyright.
8371
8372 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8373
8374 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8375 throughout with its typedef, "rtx".
8376 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8377 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8378 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8379 regs in comment to match code.
8380
8381 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8382
8383 * except.c (check_handled): Make it static.
8384 * except.h: Remove the corresponding prototype.
8385
8386 * function.c (get_func_frame_size): Make it static.
8387 * function.h: Remove the corresponding type.
8388
8389 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8390 Make them static.
8391 * hard-reg-set.h: Remove the corresponding declarations.
8392
8393 * tree-cfg.c (verify_stmts): Check that
8394 bb_for_stmt (stmt) == bb for every PHI node and statement.
8395
8396 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8397
8398 * config.gcc: Remove excess indentation.
8399 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8400
8401 2005-03-13 Roger Sayle <roger@eyesopen.com>
8402
8403 PR middle-end/19331
8404 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8405 * fold-const.c (fold_sign_changed_comparison): Likewise.
8406 (fold_binary): Optimize comparisons against widened operands if
8407 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8408
8409 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8410
8411 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8412 (sparc_override_options): Initialize it.
8413 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8414
8415 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8416
8417 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8418 (reg_or_none500mem_operand): New predicate.
8419 (zero_reg_mem_operand): New predicate.
8420 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8421 to reg_or_none500mem_operand.
8422 (extendsfdf2_fpr): Add MEM alternative.
8423 (extenddftf2_internal): Change operand2 predicate to
8424 zero_reg_mem_operand.
8425
8426 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8427
8428 * ggc-zone.c: Rewritten.
8429
8430 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8431 if there are none.
8432 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8433 * config.in: Regenerated.
8434 * configure: Regenerated.
8435 * gengtype.c (write_types_process_field, write_func_for_structure):
8436 Pass new argument to gt_pch_note_object.
8437 * ggc-common.c (struct ptr_data): Add TYPE.
8438 (gt_pch_note_object): Take TYPE argument and save it.
8439 (call_count): Update call to ggc_pch_count_object.
8440 (call_alloc): Update call to ggc_pch_alloc_object.
8441 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8442 file.
8443 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8444 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8445 (ggc_alloc_zone_stat): Delete.
8446 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8447 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8448 (ggc_pch_alloc_object): Update prototypes.
8449 (garbage_zone): Delete.
8450 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8451 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8452 pointers.
8453 (tree_id_zone): New variable.
8454 (ggc_alloc_cleared_zone): Remove unused.
8455 (ggc_alloc_zone): Define.
8456 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8457 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8458 ggc_alloc_zone_stat.
8459 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8460 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8461 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8462 (make_node_stat): Likewise. Use tree_id_zone.
8463
8464 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8465 Joseph S. Myers <joseph@codesourcery.com>
8466
8467 * configure.ac: Check for MIPS TLS.
8468 * configure: Regenerated.
8469 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8470 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8471 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8472 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8473 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8474 (mips_classify_symbol, mips_symbolic_constant_p)
8475 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8476 (mips_tls_operand_p, mips_call_tls_get_addr)
8477 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8478 (mips_tls_symbol_ref_1): New functions.
8479 (mips_legitimize_address, mips_legitimize_const_move): Call
8480 mips_legitimize_tls_address.
8481 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8482 for MIPS16.
8483 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8484 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8485 (mips_char_to_class): Document V1_REG.
8486 (HAVE_AS_TLS): Provide default.
8487 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8488 constants.
8489 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8490 !TARGET_ABICALLS.
8491 (tls_get_tp_<mode>): New instruction.
8492
8493 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8494
8495 * configure.ac: Update checks for target tools.
8496 * configure: Regenerated.
8497
8498 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8499
8500 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8501
8502 2005-03-13 Roger Sayle <roger@eyesopen.com>
8503
8504 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8505 more classes of DImode multiplication by constant. Allow both
8506 multiplication by small negative constants (by performing a
8507 multiplication by a positive constant and negating the result) and
8508 multiplications by large powers of two, by using a left shift.
8509
8510 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8511
8512 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8513 of basic blocks into work_stack.
8514
8515 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8516 config/mips/vr.h: Update copyright.
8517
8518 * c-decl.c (c_init_decl_processing): Remove useless calls to
8519 build_function_type.
8520
8521 * builtins.c (fold_trunc_transparent_mathfn,
8522 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8523 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8524 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8525 fold_builtin_strcpy, fold_builtin_strncpy,
8526 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8527 TREE_TYPE (exp).
8528
8529 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8530 before_call.
8531
8532 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8533 variable determinant.
8534
8535 * tree-cfg.c (group_case_labels): Remove local variable type.
8536
8537 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8538 variable ann.
8539
8540 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8541 result.
8542
8543 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8544
8545 PR target/18251
8546 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8547 (*movmemqi_insn): Delete.
8548 (*movmemhi): Delete.
8549
8550 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8551
8552 * builtins.c (fold_builtin_classify): Take decomposed
8553 arguments of CALL_EXPR.
8554 (fold_builtin_1): Update a call to fold_builtin_classify.
8555
8556 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8557
8558 PR c/20402
8559 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8560 through into call to parser_xref_tag after parse error.
8561 (c_parser_struct_declaration): Consistently return NULL_TREE on
8562 error.
8563
8564 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8565
8566 * tree-flow-inline.h (ref_contains_array_ref): New function.
8567 (lookup_subvars_for_var): Ditto.
8568 (get_subvars_for_var): Ditto.
8569 (var_can_have_subvars): Ditto.
8570
8571 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8572 (struct subvar): New type.
8573
8574 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8575
8576 * tree-optimize.c (init_tree_optimization_passes): Call
8577 pass_create_structure_vars.
8578
8579 * tree-ssa-alias.c: Include vec.h.
8580 (init_alias_info): Don't auto-clear call clobbered on struct-field
8581 tags.
8582 (compute_flow_insensitive_aliasing): Handle subvars.
8583 (group_aliases): Handle STRUCT_FIELD aliases.
8584 (setup_pointers_and_addressables): Ditto.
8585 Don't mark variables non-addressable if they still have
8586 addressable subvars.
8587 Also mark subvars addressable when the real variable is marked
8588 addressable.
8589 (add_pointed_to_var): Try to prune the pointed-to set by only
8590 pointing to subvars when possible.
8591 Otherwise, make sure we set addresses_needed and pt_vars to
8592 properly include subvars.
8593 (bitpos_of_field): New function.
8594 (push_fields_onto_fieldstack): Ditto.
8595 (get_or_create_used_part_for): Ditto.
8596 (create_overlap_variables_for): Ditto.
8597 (find_used_portions): Ditto.
8598 (create_structure_vars): Ditto.
8599 (pass_create_structure_vars): New structure.
8600
8601 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8602 (get_expr_operands): Handle subvars. Also try to turn
8603 COMPONENT_REF accesses into must-defs now that we can accurately
8604 portray it.
8605 (note_addressable): Try to only mark as addressable those subvars
8606 we know a COMPONENT_REF touches.
8607 (overlap_subvar): New function.
8608
8609 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8610 Handle subvar storing.
8611 (vect_address_analysis): Update caller of vect_object_analysis.
8612
8613 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8614
8615 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8616 (STMT_VINFO_SUBVARS): New macro.
8617
8618 * common.opts: add flag_tree_salias.
8619
8620 * opts.c (decode_options): flag_tree_salias defaults to on.
8621
8622 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8623
8624 * doc/tree-ssa.texi: Document structural alias analysis.
8625
8626 2005-03-12 Steven Bosscher <stevenb@suse.de>
8627
8628 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8629 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8630 * tree-ssa-operands.c (get_expr_operands): Likewise.
8631 (get_expr_operands): Likewise for ERROR_MARK.
8632
8633 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8634
8635 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8636 var.
8637
8638 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8639 removed_phis.
8640
8641 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8642 (mark_operand_necessary): Remove local variable ver.
8643
8644 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8645 variable prefix_len.
8646
8647 * value-prof.c (mod_subtract_transform): Remove local variable
8648 value.
8649
8650 * builtins.c (fold_builtin_exponent): Take decomposed
8651 arguments of CALL_EXPR.
8652 (fold_builtin_1): Update a call to fold_builtin_exponent.
8653
8654 * builtins.c (fold_builtin_logarithm): Take decomposed
8655 arguments of CALL_EXPR.
8656 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8657
8658 * c-decl.c (c_init_decl_processing): Remove local variables
8659 ptr_ftype_void and ptr_ftype_ptr.
8660
8661 * gimplify.c (gimplify_expr): Remove local variables r0 and
8662 r1.
8663
8664 * reg-stack.c (move_for_stack_reg): Remove local variable
8665 push_insn.
8666 (compare_for_stack_reg): Remove local variable flags_user.
8667 (convert_regs_1): Remove local variable deleted.
8668
8669 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8670 variable new_cond.
8671 (combine_blocks): Remove local variables exits and new_e.
8672
8673 * tree-inline.c (expand_call_inline): Remove local variable
8674 decl.
8675
8676 * tree-ssa-live.c (create_ssa_var_map,
8677 calculate_live_on_entry): Remove local variable snn.
8678
8679 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8680
8681 * c-lex.c (c_lex_with_flags): Add parameter to call to
8682 cpp_spell_token.
8683
8684 2005-03-11 Per Bothner <per@bothner.com>
8685
8686 * c-tree.h (struct c_declarator): New id_loc field.
8687 * c-pragma.h (c_lex_with_flags): Take position reference.
8688 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8689 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8690 (c_lex): Pass dummy location to c_lex_with_flags.
8691 * c-parser.c (c_lex_one_token): Set c_token's location using
8692 c_lex_with_flags, instead of input_location, which might be "ahead".
8693 (c_parser_direct_declarator): Set declarator's id_loc from
8694 c_token's id_loc.
8695 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8696 declarator's id_loc, rather than probably-imprecise input_location.
8697 (build_id_declarator): Initialize c_declarator's id_loc field.
8698
8699 2005-03-11 Roger Sayle <roger@eyesopen.com>
8700
8701 PR middle-end/20419
8702 * builtins.c (expand_builtin_signbit): Force the signbit's word
8703 into an integer register to avoid SUBREGs of floating point modes.
8704
8705 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8706
8707 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8708 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8709 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8710 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8711
8712 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8713
8714 PR rtl-optimization/20306
8715 * expr.c (emit_move_complex): Set try_int false if mode is
8716 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8717 emit_block_move if try_int is true.
8718
8719 2005-03-11 Richard Henderson <rth@redhat.com>
8720
8721 PR target/20415
8722 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8723 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8724 to match.
8725
8726 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8727
8728 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8729 (TARGET_FIX_VR4130): New macro.
8730 (TARGET_OPTIONS): Add -mfix-vr4130.
8731 (ISA_HAS_MACCHI): New macro.
8732 (ASM_SPEC): Add -mfix-vr4130.
8733 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8734 (override_options): Handle mips_fix_vr4130_string.
8735 (mips_avoid_hazards): Clear all_noreorder_p
8736 if we're working around VR4130 errata and the macc alternatives
8737 are not available.
8738 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8739 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8740 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8741 (MULTILIB_DEFAULTS): Remove leading "march=".
8742 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8743 if no architecture option is given.
8744 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8745 VR4130 multilibs.
8746 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8747 * doc/invoke.texi: Document -mfix-vr4130.
8748
8749 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8750
8751 * config/mips/mips.c (override_options): Only warn about -mint64
8752 deprecation if TARGET_INT64.
8753
8754 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8755
8756 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8757 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8758 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8759 are non-specific regarding the nonnull parameter positions.
8760 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8761 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8762 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8763 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8764
8765 * builtins.def: Use the non-specific "nonnull" attibute lists.
8766
8767 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8768
8769 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8770 single_pred_edge, single_succ, single_pred): Improve comments.
8771
8772 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8773
8774 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8775 single_pred_edge, single_succ, single_pred): New inline functions.
8776 * bb-reorder.c (rotate_loop, find_traces_1_round,
8777 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8778 duplicate_computed_gotos): Use the single_succ/pred functions.
8779 * cfganal.c (forwarder_block_p): Ditto.
8780 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8781 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8782 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8783 merge_seq_blocks): Ditto.
8784 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8785 * cfglayout.c (fixup_reorder_chain): Ditto.
8786 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8787 canonicalize_loop_headers, verify_loop_structure): Ditto.
8788 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8789 mfb_update_loops, create_preheader, force_single_succ_latches,
8790 create_loop_notes): Ditto.
8791 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8792 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8793 commit_one_edge_insertion, purge_dead_edges,
8794 cfg_layout_can_merge_blocks_p): Ditto.
8795 * except.c (sjlj_emit_function_enter): Ditto.
8796 * flow.c (init_propagate_block_info): Ditto.
8797 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8798 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8799 insert_insn_end_bb): Ditto.
8800 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8801 find_if_case_2): Ditto.
8802 * lambda-code.c (perfect_nestify): Ditto.
8803 * lcm.c (optimize_mode_switching): Ditto.
8804 * loop-doloop.c (doloop_modify): Ditto.
8805 * loop-init.c (loop_optimizer_init): Ditto.
8806 * loop-iv.c (simplify_using_initial_values): Ditto.
8807 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8808 * loop-unswitch.c (unswitch_loop): Ditto.
8809 * modulo-sched.c (generate_prolog_epilog): Ditto.
8810 * predict.c (combine_predictions_for_insn, estimate_probability,
8811 tree_estimate_probability, last_basic_block_p,
8812 estimate_bb_frequencies): Ditto.
8813 * profile.c (branch_prob): Ditto.
8814 * regrename.c (copyprop_hardreg_forward): Ditto.
8815 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8816 * tracer.c (layout_superblocks): Ditto.
8817 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8818 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8819 cleanup_control_expr_graph, disband_implicit_edges,
8820 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8821 tree_verify_flow_info, tree_make_forwarder_block,
8822 tree_forwarder_block_p, remove_forwarder_block,
8823 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8824 * tree-if-conv.c (tree_if_conversion): Ditto.
8825 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8826 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8827 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8828 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8829 copy_loop_headers): Ditto.
8830 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8831 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8832 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8833 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8834 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8835 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8836 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8837 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8838 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8839 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8840 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8841 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8842 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8843 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8844 slpeel_add_loop_guard): Ditto.
8845
8846 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8847
8848 PR tree-optimization/15784
8849 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8850 and -1 - A to ~A.
8851
8852 * stmt.c (expand_case): Don't change index_type. Convert minval
8853 to the proper type.
8854
8855 PR tree-optimization/20130
8856 * fold-const.c (fold): Fold x * -1 into -x.
8857
8858 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8859
8860 PR rtl-optimization/20331
8861 * rtlanal.c (modified_between_p): Check its address first for MEM.
8862 (modified_in_p): Likewise.
8863
8864 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8865
8866 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8867
8868 2005-03-10 Steven Bosscher <stevenb@suse.de>
8869
8870 * expr.c (expand_expr_real_1): If possible, use a conditional
8871 move for expanding MIN_EXPR and MAX_EXPR.
8872 Use temp for moving around rtx-en.
8873
8874 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8875
8876 PR rtl-opt/20412
8877 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8878 correct mode.
8879
8880 2005-03-10 Roger Sayle <roger@eyesopen.com>
8881
8882 * builtins.c (expand_builtin_signbit): Extend to handle floating
8883 point modes wider than the largest integer type, using the
8884 operand_subword_force function to obtain the signbit's word.
8885
8886 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8887
8888 PR target/20322
8889 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8890 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8891
8892 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8893
8894 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8895
8896 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8897
8898 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8899 type void.
8900 (perform_edge_inserts): Unconditionally call
8901 free_dominator_info.
8902
8903 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8904
8905 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8906
8907 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8908
8909 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8910
8911 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8912
8913 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8914 gcc_unreachable.
8915 (rtl_register_value_prof_hooks,
8916 tree_value_profile_transformations,
8917 tree_register_value_prof_hooks): Likewise.
8918 * var-tracking.c (stack_adjust_offset_pre_post,
8919 variable_htab_free, variable_union, dataflow_set_different_2,
8920 count_uses, variable_was_changed, set_frame_base_location,
8921 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8922 vt_add_function_parameters): Likewise.
8923 * varasm.c (named_section_real, named_section, make_decl_rtl,
8924 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8925 const_hash_1, compare_constant, copy_constant, force_const_mem,
8926 output_constant_pool_2, output_constant_pool_1, output_constant,
8927 output_constructor, make_decl_one_only, decl_tls_model,
8928 default_no_named_section, default_elf_select_section_1,
8929 default_unique_section_1): Likewise.
8930 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8931 * vmsdbgout.c (addr_const_to_string): Likewise.
8932
8933 PR c++/20375
8934 * function.c (struct assign_parm_data_one): Remove last_named
8935 field.
8936 (assign_parm_find_data_types): Don't determine last_named.
8937 Reorder named_parm determination.
8938 (assign_parms): Only setup varargs on the last non-varadic
8939 parameter.
8940
8941 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8942
8943 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8944 sda base address on medium model.
8945
8946 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8947
8948 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8949 * cfgloop.c (flow_loop_nodes_find): Export.
8950 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8951 Declare.
8952 * cfgloopmanip.c (fix_loop_structure): New function.
8953 * predict.c (predict_loops): Clean up the loops information.
8954 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
8955 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
8956 loop structure.
8957 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
8958 (rewrite_into_loop_closed_ssa): Declaration changed.
8959 * tree-loop-linear.c (linear_transform_loops): Add argument to
8960 rewrite_into_loop_closed_ssa call.
8961 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8962 * tree-ssa-loop-im.c (move_computations): Ditto.
8963 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
8964 * tree-vectorizer.c (vectorize_loops): Ditto.
8965 * tree-optimize.c: Include cfgloop.h.
8966 (execute_todo): Choose whether to call cleanup_tree_cfg or
8967 cleanup_tree_cfg_loop.
8968 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
8969 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
8970 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
8971 cleanup_tree_cfg_loop call.
8972 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
8973 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
8974 work on part of cfg.
8975
8976 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8977
8978 PR inline-asm/20314
8979 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
8980 with multiple alternatives.
8981
8982 * stmt.c (parse_output_constraint): Fix a typo.
8983
8984 2005-03-09 Bob Wilson <bob.wilson@acm.org>
8985
8986 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
8987 assembly directive instead of deprecated "no-generics".
8988
8989 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
8990
8991 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8992 for non-offsettable memory references to cope with outstanding reload
8993 replacements.
8994 * config/s390/s390.md ("reload_outti"): Call find_replacement to
8995 avoid losing outstanding address reloads.
8996 ("reload_outdi", "reload_outdf"): Likewise.
8997
8998 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8999
9000 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9001 code. Add more cbrt transformations.
9002
9003 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9004
9005 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9006
9007 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9008
9009 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9010 NULL_TREE when a given tree is not simplified.
9011 (fold): Return the original tree when any of the functions
9012 mentioned above NULL_TREE.
9013
9014 * fold-const.c (fold_unary, fold_binary): Take decomposed
9015 arguments, code, type, op0, and op1 in case of fold_binary.
9016 (fold): Update calls to fold_unary and fold_binary.
9017
9018 2005-03-09 Roger Sayle <roger@eyesopen.com>
9019
9020 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9021 a fndecl and an arglist instead of a CALL_EXPR, exp.
9022
9023 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9024
9025 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9026
9027 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9028
9029 * expr.c (expand_assignment): Remove orig_to_rtx.
9030
9031 * fold-const.c (int_const_binop): Remove no_overflow.
9032
9033 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9034
9035 * loop-iv.c (get_biv_step_1): Remove lhs.
9036
9037 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9038
9039 * real.c (real_nan): Remove neg.
9040
9041 * function.c (thread_prologue_and_epilogue_insns): Remove i
9042 and newinsn.
9043
9044 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9045 tb.
9046
9047 * tree-eh.c (tree_could_trap_p): Remove idx.
9048
9049 * tree-into-ssa.c (ann): Remove ann.
9050
9051 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9052
9053 * tree-sra.c (decide_block_copy): Remove inst_count.
9054
9055 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9056
9057 * tree-ssa-loop-im.c (lhs): Remove.
9058
9059 * cfgbuild.c (state, STATE, SET_STATE,
9060 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9061 make_edges.
9062 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9063 (find_basic_blocks): Set the state of each basic block to
9064 BLOCK_NEW.
9065
9066 2005-03-08 Jeff Law <law@redhat.com>
9067
9068 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9069 goto results in the removal of edges in the CFG, then we need
9070 to recompute dominators.
9071
9072 2005-03-09 Ben Elliston <bje@au.ibm.com>
9073
9074 * c-common.c (c_do_switch_warnings): Comment fix.
9075
9076 2005-03-08 Julian Brown <julian@codesourcery.com>
9077
9078 * Patch from 2005-03-08 reverted for causing regressions and
9079 ppc-darwin bootstrap failure.
9080
9081 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9082
9083 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9084 Define the real function for ppc-darwin.
9085 * c-typeck.c (convert_arguments): Check for target-specific
9086 invalid argument call to unprototyped function.
9087 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9088 New Macro.
9089 * target.h (invalid_arg_for_unprototyped_fn): New field
9090 in struct calls.
9091 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9092 default target hook.
9093 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9094 Declare.
9095
9096 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9097
9098 * c-typeck.c (constructor_stack, constructor_range_stack,
9099 initializer_stack): Make them static.
9100
9101 * cfg.c (rbi_pool): Make it static.
9102
9103 * gimple-low.c (lower_stmt_body): Make it static.
9104 * tree-flow.h: Remove the corresponding prototype. Don't
9105 declare lower_data.
9106
9107 * sched-deps.c (cache_size): Make it static.
9108
9109 * stor-layout.c (lang_adjust_rli): Make it static.
9110
9111 2005-03-08 Julian Brown <julian@codesourcery.com>
9112
9113 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9114 from being used for symbols with vague linkage when
9115 HAVE_GAS_COMDAT_GROUP is true.
9116
9117 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9118
9119 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9120 nlabel == JUMP_LABEL (jump).
9121
9122 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9123
9124 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9125 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9126 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9127 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9128
9129 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9130
9131 PR c/14411
9132 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9133 * c-common.c (handle_returns_twice): New function.
9134 (c_common_attribute_table): Declare eturns_twice' attribute.
9135 * doc/extend.texi: Document eturns_twice' attribute.
9136 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9137 (struct tree_decl): Add returns_twice_flag.
9138
9139 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9140
9141 * tree-ssa-phiopt.c: Fix a comment typo.
9142
9143 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9144 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9145 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9146 copyright.
9147
9148 2005-03-08 Richard Henderson <rth@redhat.com>
9149
9150 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9151 builtin codes with ctzdi2, clzdi2, popcountdi2.
9152 (struct alpha_builtin_def): Add is_const.
9153 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9154 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9155 (alpha_init_builtins): Init them. Set nothrow and const attributes
9156 on builtins.
9157 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9158 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9159 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9160 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9161 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9162 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9163 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9164 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9165 (TARGET_FOLD_BUILTIN): New.
9166 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9167 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9168 (ffsdi2): Use ctz.
9169 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9170
9171 2005-03-08 Ira Rosen <irar@il.ibm.com>
9172
9173 PR tree-optimization/20122
9174 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9175 condition of access function instead of base.
9176
9177 2005-03-07 Jeff Law <law@redhat.com>
9178 Steven Bosscher <stevenb@suse.de>
9179
9180 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9181 (find_taken_edge): Call find_taken_edge_computed_goto as
9182 appropriate. Allow any gimple invariant rather than just
9183 INTEGER_CST for VAL.
9184 (cleanup_control_flow): Cleanup a computed goto which has turned
9185 into a simple goto.
9186 (tree_merge_blocks): If block B has any forced labels, move
9187 them to the start of block A.
9188 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9189 computed gotos as well.
9190 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9191 removal of unnecessary computed gotos too.
9192 (lookup_redirection_data): Fix type of INSERT argument. Callers
9193 updated.
9194
9195 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9196
9197 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9198 Remove trailing spaces.
9199
9200 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9201 unshare_all_trees): Make them static.
9202 * tree-gimple.h: Remove the corresponding prototypes.
9203
9204 * diagnostic.h: Remove unused prototype
9205 debug_output_buffer.
9206 * modulo-sched.c: Remove unused prototype
9207 set_row_column_for_ps.
9208
9209 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9210 replace_phi_edge_with_variable): Remove unused variable i.
9211
9212 2005-03-07 Per Bothner <per@bothner.com>
9213
9214 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9215
9216 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9217
9218 PR tree-opt/17671
9219 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9220 bbs on the COND_EXPR instead of the PHI_NODEs.
9221 (candidate_bb_for_phi_optimization): Remove.
9222 (replace_phi_with_stmt): Rename to ...
9223 (replace_phi_edge_with_variable): this and change so that we
9224 replace the phi argument instead of removing the PHI.
9225 (conditional_replacement): Change so we deal with PHI with more
9226 than two arguments.
9227 (value_replacement): Likewise.
9228 (abs_replacement): Likewise.
9229
9230 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9231
9232 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9233 output_e500_flip_gt_bit.
9234
9235 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9236 as bit 31.
9237 (rs6000_generate_compare): Fix logic to look at the correct bits.
9238 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9239 Look at GT bit.
9240 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9241 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9242 gen_move_from_CR_gt_bit.
9243
9244 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9245 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9246 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9247
9248 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9249 (E500_CR_IOR_COMPARE): New constant.
9250
9251 2005-03-08 Earl Chew <earl_chew@agilent.com>
9252 David Billinghurst <David.Billinghurst@riotinto.com>
9253
9254 * config/i386/host-cygwin.c: New file to support precompiled
9255 headers on cygwin
9256 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9257 * config.host: Use above files for cygwin host.
9258
9259 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9260
9261 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9262 ordering ops from earlier change.
9263
9264 2005-03-07 Per Bothner <per@bothner.com>
9265
9266 Various fixes to allow us to again build if --enable-mapped-location:
9267 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9268 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9269 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9270 local variable loc. Change logic appropriately.
9271 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9272 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9273 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9274 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9275 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9276
9277 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9278
9279 PR rtl-optimization/19683
9280 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9281 number of bytes, to smallest_int_for_mode. Fix arguments to
9282 REG_CANNOT_CHANGE_MODE_P.
9283
9284 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9285
9286 * reorg.c (relax_delay_slots): Check that the jump is
9287 conditional before trying to invert it.
9288
9289 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9290
9291 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9292 Make them static.
9293
9294 * calls (stack_arg_under_construction): Make it static.
9295
9296 * flow.c (regs_live_at_setjmp): Make it static.
9297 * flow.h: Remove the corresponding prototype.
9298
9299 * reload1.c (reload_startobj, reload_firstobj,
9300 something_needs_operands_changed, reload_inherited,
9301 reload_inheritance_insn, reload_override_in,
9302 reload_spill_index): Make them static.
9303
9304 * recog.c (verify_changes): Make it static.
9305 * recog.h: Remove the corresponding prototype.
9306
9307 * cfgbuild.c (find_sub_basic_blocks): Remove.
9308 * basic-block.h: Remove the corresponding prototype.
9309 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9310 in comments.
9311 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9312
9313 * tree-ssa-operands.c (check_build_stmt): Remove.
9314
9315 * stor-layout.c (set_alignment): Remove.
9316 * tree.h: Remove the corresponding prototype.
9317
9318 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9319
9320 * tree-ssa-dce.c (control_dependence_map,
9321 visited_control_parents): Make them static.
9322
9323 * cfghooks.c (verify_flow_info): Remove local variable
9324 num_bb_notes.
9325
9326 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9327 last_bb_seen.
9328
9329 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9330
9331 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9332
9333 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9334
9335 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9336
9337 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9338 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9339 PARALLEL for an empty structure.
9340
9341 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9342
9343 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9344
9345 * fold-const.c (fold_binary): Unroll the very first "for"
9346 loop.
9347
9348 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9349
9350 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9351 redundant match_code test.
9352 (scc_comparison_operator): Swap match_operand and match_code
9353 tests.
9354 (branch_positive_comparison_operator): Same.
9355 (trap_comparison_operator): Use comparison_operator and swap with
9356 match_code test.
9357
9358 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9359
9360 PR target/20288
9361 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9362 (out_movhi_r_mr): Read low byte of volatile MEM first.
9363 (out_movhi_mr_r): Write high byte of volatile MEM first.
9364
9365 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9366
9367 * cselib.c (reg_values, reg_values_size): Make them static.
9368
9369 * cse.c (cse_reg_info_table): Make it static.
9370
9371 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9372
9373 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9374
9375 * cse.c (find_best_addr): Use canon_for_address.
9376
9377 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9378
9379 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9380 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9381 SUBREG and MEM, respectively.
9382
9383 * fold-const.c (fold_binary): Use code instead of t.
9384
9385 * fold-const.c (optimize_minmax_comparison): Take decomposed
9386 arguments code, type, op0, and op1 instead of t.
9387 (fold_binary): Update a call to optimize_minmax_comparison.
9388
9389 * fold-const.c (fold_range_test): Take decomposed arguments
9390 code, type, op0, and op1 instead of t.
9391 (fold_binary): Update a call to fold_range_test.
9392
9393 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9394 decomposed arguments code, type, op0, and op1 instead of t.
9395 (fold_binary): Update a call to fold_range_test.
9396
9397 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9398
9399 * fold-const.c (fold_binary): Avoid directly using the original
9400 expression t as much as possible.
9401
9402 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9403
9404 * c-semantics.c (build_stmt): Use TYPE_P instead of
9405 IS_NON_TYPE_CODE_CLASS.
9406 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9407 (NON_TYPE_CHECK): Use TYPE_P instead of
9408 IS_NON_TYPE_CODE_CLASS.
9409
9410 * fold-const.c (fold): Remove handling of binary expressions.
9411
9412 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9413
9414 * doc/c-tree.texi: Wrap comments in @r{}.
9415 * doc/cpp.texi: Likewise.
9416 * doc/cppinternals.texi: Likewise.
9417 * doc/extend.texi: Likewise.
9418 * doc/md.texi: Likewise.
9419 * doc/objc.texi: Likewise.
9420 * doc/sourcebuild.texi: Likewise.
9421 * doc/tm.texi: Likewise.
9422 * doc/tree-ssa.texi
9423
9424 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9425
9426 * predict.c (apply_return_prediction): Standardize PHI chain
9427 walking.
9428 * tree-ssa.c (ssa_redirect_edge): Likewise.
9429
9430 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9431 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9432 Update copyright.
9433
9434 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9435 * tree-flow.h: Adjust the prototype for remove_phi_node.
9436 * lambda-code.c (perfect_nestify): Adjust a call to
9437 remove_phi_node.
9438 * tree-cfg.c
9439 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9440 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9441 Likewise.
9442 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9443 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9444 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9445 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9446
9447 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9448 of GEN_INT (trunc_int_for_mode (...)).
9449 * loop-iv.c (iv_number_of_iterations): Likewise.
9450 * postreload.c (reload_cse_move2add): Likewise.
9451 * simplify-rtx.c (simplify_const_unary_operation,
9452 simplify_const_binary_operation): Likewise.
9453 * stor-layout.c (get_mode_bounds): Likewise.
9454
9455 * fold-const.c (fold_binary): New.
9456 (fold): Call fold_binary on binary expressions.
9457
9458 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9459
9460 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9461 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9462 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9463 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9464 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9465
9466 2005-03-04 Devang Patel <dpatel@apple.com>
9467
9468 PR tree-optimization/18815
9469 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9470 loops with zero exit edges.
9471
9472 2005-03-04 Devang Patel <dpatel@apple.com>
9473
9474 * doc/invoke.texi: Remove reference to webpage that does not exist.
9475
9476 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9477 Joseph S. Myers <joseph@codesourcery.com>
9478
9479 PR c++/19797
9480 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9481 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9482 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9483 * pa.c (get_plabel): Change argument to symbol_ref. Call
9484 maybe_get_identifier instead of get_identifier.
9485 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9486 (struct deferred_plabel): Replace name field with symbol field.
9487 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9488 ASM_OUTPUT_EXTERNAL_REAL is defined.
9489 (output_global_address): Use output_addr_const for output of all
9490 symbol_refs.
9491 (output_deferred_plabels): Use symbol_ref instead of name for address
9492 output.
9493 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9494 ASM_OUTPUT_SYMBOL_REF): New macros.
9495 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9496 comment.
9497 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9498 label.
9499
9500 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9501
9502 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9503 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9504
9505 2005-03-04 Jeff Law <law@redhat.com>
9506
9507 * basic-block.h (rediscover_loops_after_threading): Declare.
9508 * tree-ssa-dom.c: Include cfgloop.h.
9509 (tree_ssa_dominator_optimize): Discover loops and some basic
9510 properties. Remove forwarder blocks recreated by loop header
9511 canonicalization. Also mark backedges in the CFG.
9512 * tree-ssa-threadupdate.c: Include cfgloop.h
9513 (rediscover_loops_after_threading): Define.
9514 (struct local_info): New field, JUMP_THREADED.
9515 (prune_undesirable_thread_requests): New function.
9516 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9517 then record that fact for the callers of redirct_edges.
9518 (thread_block): If BB has incoming backedges, then call
9519 prune_undesirable_thraed_requests. Note when we are
9520 going to have to rediscover loop information. Return a
9521 boolean indicating if any jumps were threaded.
9522 (thread_through_all_blocks): Bubble up boolean indicating
9523 if any jumps were threaded.
9524 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9525 (tree-ssa-threadupdate.o): Similarly.
9526
9527 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9528
9529 * fold-const.c (fold_ternary): Unroll the "for" loop to
9530 extract operands.
9531
9532 2005-03-04 Andrew Haley <aph@redhat.com>
9533
9534 * unwind-dw2-fde-glibc.c (struct
9535 unw_eh_callback_data.check_cache): New field.
9536 (frame_hdr_cache): New.
9537 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9538 Cache frame header info.
9539
9540 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9541
9542 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9543 (print_c_condition): Declare.
9544 * read-rtl.c (ptr_loc): New structure.
9545 (ptr_locs, ptr_loc_obstack, joined_conditions)
9546 (joined_conditions_obstack): New variables.
9547 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9548 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9549 (join_c_conditions, print_c_condition): New functions.
9550 (apply_macro_to_string): Associate the new string with the same
9551 source location as the old one.
9552 (add_condition_to_string): Use join_c_conditions.
9553 (read_string): Use set_rtx_ptr_loc to record a filename and line
9554 number for the string.
9555 (read_rtx): Initialize the new variables above.
9556 * genattrtab.c (write_test_expr, write_attr_value): Use
9557 print_c_condition.
9558 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9559 comment above the GCC_VERSION check.
9560 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9561 Inline the definition of MAYBE_EVAL.
9562 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9563 * genoutput.c (process_template): Likewise.
9564 * genpreds.c (write_predicate_subfunction): Likewise.
9565 (write_predicate_expr): Use print_c_condition.
9566 * genrecog.c (write_cond): Likewise.
9567 * gensupport.c (process_rtx): Use join_c_conditions to join the
9568 conditions of a define_insn_and_split. Record a source location
9569 for the string after the "&&".
9570 (alter_test_for_insn): Use join_c_conditions.
9571
9572 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9573
9574 Revert for now:
9575 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9576 PR tree-optimization/15784
9577 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9578 and -1 - A to ~A.
9579
9580 2005-03-04 Ben Elliston <bje@au.ibm.com>
9581
9582 * gcc.c (option_map): Add --coverage.
9583 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9584 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9585 * config/darwin.h: Pass -lgcov for `coverage'.
9586 * doc/invoke.texi (Debugging Options): Document --coverage.
9587
9588 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9589
9590 * gcse.c (bypass_block): Use find_edge wherever possible.
9591
9592 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9593
9594 Fix PR debug/20253
9595
9596 * c-opts.c (c_common_parse_file): Call start_source_file
9597 and end_source_file at the approriate times.
9598
9599 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9600 the main file, it will be done for us now.
9601
9602 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9603
9604 * fold-const.c (fold_ternary): New.
9605 (fold): Call fold_ternary on ternary expressions. Remove
9606 handling of ternary expressions.
9607
9608 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9609
9610 PR tree-optimization/15784
9611 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9612 and -1 - A to ~A.
9613
9614 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9615
9616 * config/rs6000/predicates.md (branch_comparison_operator):
9617 Convert from C block to conditional format.
9618
9619 2005-03-03 Jan Hubicka <jh@suse.cz>
9620
9621 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9622 and non-constant public variables.
9623
9624 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9625
9626 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9627 with LABEL_EXPR.
9628
9629 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9630 EDGE_I.
9631
9632 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9633 calls to release_ssa_name and release_phi_node.
9634
9635 * fold-const.c (fold): Remove handling of unary expressions.
9636
9637 * fold-const.c (fold_unary): Avoid directly using the original
9638 expression t as much as possible.
9639
9640 2005-03-03 Roger Sayle <roger@eyesopen.com>
9641 Andrew Pinski <pinskia@physics.uc.edu>
9642
9643 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9644 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9645
9646 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9647
9648 Describe special registers SRP and MOF as allocatable registers.
9649 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9650 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9651 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9652 TARGET_HAS_MUL_INSNS.
9653 (cris_print_operand) <case 'd'>: New case.
9654 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9655 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9656 define.
9657 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9658 (REG_ALLOC_ORDER): Update for MOF.
9659 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9660 SPECIAL_REGS.
9661 (GENERAL_REGS): No longer a define of ALL_REGS.
9662 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9663 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9664 Adjust accordingly.
9665 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9666 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9667 (SECONDARY_RELOAD_CLASS): Define.
9668 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9669 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9670 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9671 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9672 (REGISTER_MOVE_COST): Define.
9673 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9674 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9675 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9676 (CRIS_MOF_REGNUM): New define_constants.
9677 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9678 special registers.
9679 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9680 New patterns.
9681 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9682 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9683 Adjust for MOF being properly described as a register.
9684 (indir_to_reg_split): Name this split. Conditionalize on the
9685 destination register being a general register.
9686 (movei): Conditionalize on on operands 0 and 1 having the same
9687 register class.
9688
9689 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9690
9691 PR target/20277
9692 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9693 -mcpu to override any other explicitly given flags.
9694
9695 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9696
9697 * recog.c (verify_changes, confirm_change_group): New functions,
9698 broken out of apply_change_group.
9699 (apply_change_group): Use them.
9700 * recog.h (verify_change, confirm_change_group): Declare.
9701 * rtl.h (redirect_jump_2): Declare.
9702 * jump.c (redirect_exp, invert_exp): Delete.
9703 (invert_exp_1): Take second parameter. Return value. Changed caller.
9704 (redirect_jump_2): New function, broken out of redirect_jump.
9705 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9706 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9707 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9708
9709 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9710
9711 * varasm.c (named_section): Use xstrdup rather than doing it by
9712 hand.
9713
9714 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9715
9716 2005-03-02 Devang Patel <dpatel@apple.com>
9717
9718 Undo PR tree-optimization/18815 fix.
9719
9720 2005-03-02 Devang Patel <dpatel@apple.com>
9721
9722 PR tree-optimization/18815
9723 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9724 loops with zero exit edges.
9725
9726 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9727
9728 * cfg.c (connect_src, connect_dest, disconnect_src,
9729 disconnct_dest): New.
9730 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9731 redirect_edge_pred): Use the new functions.
9732
9733 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9734 free_dominance_info only when needed.
9735
9736 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9737
9738 PR target/20276
9739 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9740 (reg_or_sub_cint64_operand): Same.
9741
9742 2005-03-02 Jeff Law <law@redhat.com>
9743
9744 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9745 CFG_ALTERED in the main DOM iteration loop.
9746
9747 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9748
9749 PR c++/19916
9750 * varasm.c (initializer_constant_valid_p): Allow conversions
9751 between OFFSET_TYPEs. Tidy.
9752
9753 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9754
9755 * config/cris/cris.md ("return"): Remove epilogue delay list
9756 sanity check.
9757
9758 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9759
9760 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9761 for Thumb.
9762 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9763
9764 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9765
9766 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9767 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9768 config/m68k/m68k.c, config/mips/mips.h,
9769 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9770 doc/include/gcc-common.texi: Update copyright.
9771
9772 PR middle-end/18029 and PR middle-end/18030
9773 * expr.c (optimize_bitfield_assignment_op): Add a special case
9774 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9775
9776 * fold-const.c (fold_unary): New.
9777 (fold): Call fold_unary on unary expressions.
9778
9779 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9780
9781 * cgraph.h (struct cgraph_edge): Add prev_caller and
9782 prev_callee fields.
9783 (cgraph_node_remove_callees): Export.
9784 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9785 and prev_callee.
9786 (cgraph_edge_remove_callee): New function.
9787 (cgraph_edge_remove_caller): Likewise.
9788 (cgraph_remove_edge): Use.
9789 (cgraph_redirect_edge_callee): Likewise.
9790 (cgraph_node_remove_callees): New function.
9791 (cgraph_node_remove_callers): Likewise.
9792 (cgraph_remove_node): Use.
9793 * tree-optimize.c (tree_rest_of_compilation): Use
9794 cgraph_node_remove_callees instead of manual loop.
9795 * cgraphunit.c (cgraph_finalize_function): Likewise.
9796 (cgraph_expand_function): Likewise.
9797 (cgraph_remove_unreachable_nodes): Likewise.
9798
9799 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9800
9801 PR c/8927
9802 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9803 argument.
9804 * c-decl.c (undeclared_variable): Take location as argument.
9805 * c-typeck.c (build_external_ref): Likewise.
9806 * c-parser.c (c_parser_postfix_expression): Pass location of
9807 identifier to build_external_ref.
9808
9809 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9810
9811 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9812 CCEQ mode for branch_positive_comparison_operator test.
9813 * config/rs6000/predicates (branch_comparison_operator): Revert to
9814 define_predicate.
9815 (scc_comparison_operator): Same.
9816 (branch_positive_comparison_operator): Same.
9817
9818 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9819
9820 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9821 (cris_delay_slots_for_epilogue): Remove.
9822 (save_last): Move into cris_target_asm_function_epilogue.
9823 (cris_target_asm_function_epilogue): Remove tests for file being
9824 NULL.
9825 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9826 (cris_delay_slots_for_epilogue): Remove prototypes.
9827 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9828 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9829
9830 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9831
9832 * config/rs6000/predicates.md (branch_comparison_operator): Change
9833 to define_special_predicate.
9834 (scc_comparison_operator): Same.
9835 (branch_positive_comparison_operator): Same.
9836
9837 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9838
9839 * Makefile.in (tree-ssa-sink.o): New.
9840 (OBJS-common): Add tree-ssa-sink.o.
9841 * common.opt: Add -ftree-sink
9842 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9843 * timevar.def (TV_TREE_SINK): new timevar.
9844 * tree-flow.h (is_hidden_global_store): Prototype.
9845 * tree-optimize.c (init_tree_optimization_passes): Add
9846 pass_sink_code.
9847 * tree-pass.h (pass_sink_code): New.
9848 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9849 for non-obvious global store store to is_hidden_global_store, and
9850 call that new function.
9851 * tree-ssa-sink.c: New file.
9852 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9853 * doc/passes.texi: Document forward store motion.
9854 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9855 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9856 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9857 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9858
9859 2005-03-01 Per Bothner <per@bothner.com>
9860
9861 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9862 and we have a non-zero column-number, add it to the message.
9863 Also factor out the diagnostic_kind_text.
9864
9865 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9866
9867 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9868 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9869 flow_loop_scan): Removed.
9870 (flow_loop_dump): Do not dump removed fields.
9871 (flow_loop_free): Do not free removed fields.
9872 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9873 (loop_exit_edge_p): New function.
9874 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9875 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9876 num_exits, exits_doms.
9877 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9878 LOOP_EDGES, LOOP_ALL): Removed.
9879 (flow_loop_scan): Declaration removed.
9880 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9881 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9882 flow_loops_find.
9883 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9884 (if_convert): Call flow_loops_find and flow_loops_free
9885 when calling mark_loop_exit_edges.
9886 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9887 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9888 free_dominance_info calls.
9889 * loop-init.c (flow_loops_find): Ditto.
9890 * passes.c (rest_of_handle_branch_prob): Ditto.
9891 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9892 * loop-unroll.c (analyze_insns_in_loop): Do not use
9893 EDGE_LOOP_EXIT.
9894 * predict.c (predict_loops): Do not call flow_loop_scan.
9895 Use get_loop_exit_edges.
9896 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9897 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9898 Do not use EDGE_LOOP_EXIT.
9899 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9900 to bb_with_exit_edge_p.
9901 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9902 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9903 to bb_with_exit_edge_p.
9904 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9905 EDGE_LOOP_EXIT.
9906 * tree-loop-linear.c (linear_transform_loops): Do not call
9907 flow_loop_scan. Use loop->single_exit.
9908 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9909 (vect_analyze_loop_form): Do not call flow_loop_scan.
9910 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9911 loop->single_exit.
9912 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9913 loop->single_exit.
9914 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9915 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9916 slpeel_tree_duplicate_loop_to_edge_cfg,
9917 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9918 Use loop_preheader_edge and loop->single_exit. Do not call
9919 flow_loop_scan.
9920
9921 2005-03-01 Nick Clifton <nickc@redhat.com>
9922
9923 * config/arm/arm.c (thumb_find_work_register): Check all of the
9924 argument registers to see if they are free, and a couple of
9925 special cases where the last argument register but can be proved
9926 to be available during the function's prologue.
9927 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9928 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9929 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9930 register bit-mask.
9931 (thumb_compute_save_reg_mask): Likewise. Also use
9932 thumb_find_work_register() to ensure that there is agreement about
9933 which work register is going to be used in the prologue.
9934 (thumb_output_function_prologue): Use unsigned long as the type
9935 for the register bit-mask. Also delay pushing the link register if
9936 other high registers are going to be pushed.
9937 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9938 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9939 redundant prototypes.
9940
9941 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9942
9943 PR target/19819
9944 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9945 and after reload in REG+REG indexed addresses without REG_POINTER
9946 set in the base and not set in the index.
9947
9948 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9949
9950 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9951 Don't undefine here.
9952 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9953 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
9954 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9955 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
9956 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
9957 Delete.
9958 * config.gcc (sh*-*-linux*): Use config/linux.h.
9959
9960 2005-02-28 Dale Johannesen <dalej@apple.com>
9961 Stan Shebs <shebs@apple.com>
9962
9963 Rewrite of 64-bit Darwin structure-by-value pass/return.
9964 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
9965 intoffset, use_stack, named.
9966 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
9967 (rs6000_darwin64_record_arg_advance_flush): New.
9968 (rs6000_darwin64_record_arg_advance_recurse): New.
9969 (rs6000_darwin64_record_arg_flush): New.
9970 (rs6000_darwin64_record_arg_recurse): New.
9971 (rs6000_darwin64_record_arg): New.
9972 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
9973 (function_arg_boundary): Handle 128-bit aligned structs.
9974 (function_arg_advance): Rewrite darwin64 struct handling.
9975 (function_arg): Call rs6000_darwin64_record_arg.
9976 (function_arg_partial_nregs): Handle darwin64 structs.
9977 (rs6000_darwin64_function_value): Remove.
9978 (rs6000_function_value): Call rs6000_darwin64_record_arg.
9979
9980 2005-02-28 Roger Sayle <roger@eyesopen.com>
9981
9982 PR tree-optimization/20216
9983 * tree-chrec.c (tree_fold_factorial): Delete.
9984 (tree_fold_binomial): Change argument list to take a return type
9985 and change the type of K to unsigned int. Rewrite to avoid explicit
9986 evaluation of factorials, and (recursively) calling fold to perform
9987 compile-time arithmetic. Return NULL on (internal) overflow.
9988 (chrec_evaluate): Change type of K to an unsigned int. Avoid
9989 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
9990 if any intermediate calculation overflows.
9991 (chrec_apply): Update call to chrec_evaluate.
9992
9993 2005-02-28 James E Wilson <wilson@specifixinc.com>
9994
9995 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
9996
9997 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
9998
9999 PR c/20245
10000 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10001 instead of NULL_TREE on error.
10002
10003 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10004
10005 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10006 (EASY_VECTOR_15_ADD_SELF): Remove.
10007 (num_insns_constant_wide): Not static.
10008 (validate_condition_mode): Not static.
10009 (toc_relative_expr_p): Not static.
10010 (legitimate_indirect_address_p): Not static.
10011 (macho_lo_sum_memory_operand): Not static.
10012 (invalid_e500_subreg): Not static.
10013 (easy_vector_same): Not static.
10014 (easy_vector_splat_const): Not static.
10015 (RS6000_SYMBOL_REF_TLS_P): Remove.
10016 (any_operand): Delete.
10017 (any_parallel_operand): Delete.
10018 (count_register_operand): Delete.
10019 (altivec_register_operand): Delete.
10020 (xer_operand): Delete.
10021 (s8bit_cint_operand): Delete.
10022 (short_cint_operand): Delete.
10023 (u_short_cint_operand): Delete.
10024 (non_short_cint_operand): Delete.
10025 (exact_log2_cint_operand): Delete.
10026 (gpc_reg_operand): Delete.
10027 (cc_reg_operand): Delete.
10028 (cc_reg_not_cr0_operand): Delete.
10029 (reg_or_short_operand): Delete.
10030 (reg_or_neg_short_operand): Delete.
10031 (reg_or_aligned_short_operand): Delete.
10032 (reg_or_u_short_operand): Delete.
10033 (reg_or_cint_operand): Delete.
10034 (reg_or_arith_cint_operand): Delete.
10035 (reg_or_add_cint64_operand): Delete.
10036 (reg_or_sub_cint64_operand): Delete.
10037 (reg_or_logical_cint_operand): Delete.
10038 (got_operand): Delete.
10039 (got_no_const_operand): Delete.
10040 (easy_fp_constant): Delete.
10041 (easy_vector_constant): Delete.
10042 (easy_vector_constant_add_self): Delete.
10043 (zero_constant): Delete.
10044 (zero_fp_constant): Delete.
10045 (volatile_mem_operand): Delete.
10046 (offsettable_mem_operand): Delete.
10047 (mem_or_easy_const_operand): Delete.
10048 (add_operand): Delete.
10049 (non_add_cint_operand): Delete.
10050 (logical_operand): Delete.
10051 (non_logical_cint_operand): Delete.
10052 (mask_operand): Delete.
10053 (mask_operand_wrap): Delete.
10054 (mask64_operand): Delete.
10055 (mask64_2_operand): Delete.
10056 (and64_operand): Delete.
10057 (and64_2_operand): Delete.
10058 (and_operand): Delete.
10059 (reg_or_mem_operand): Delete.
10060 (lwa_operand): Delete.
10061 (symbol_ref_operand): Delete.
10062 (call_operand): Delete.
10063 (current_file_function_operand): Delete.
10064 (input_operand): Delete.
10065 (rs6000_nonimmediate_operand): Delete.
10066 (rs6000_tls_symbol_ref): Delete.
10067 (save_world_operation): Delete.
10068 (restore_world_operation): Delete.
10069 (load_multiple_operation): Delete.
10070 (store_multiple_operation): Delete.
10071 (vrsave_operation): Delete.
10072 (mfcr_operation): Delete.
10073 (mtcrf_operation): Delete.
10074 (lmw_operation): Delete.
10075 (stmw_operation): Delete.
10076 (branch_comparison_operator): Delete.
10077 (branch_positive_comparison_operator): Delete.
10078 (scc_comparison_operator): Delete.
10079 (trap_comparison_operator): Delete.
10080 (boolean_operator): Delete.
10081 (boolean_or_operator): Delete.
10082 (min_max_operator): Delete.
10083 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10084 (EASY_VECTOR_15): Moved to here.
10085 (EASY_VECTOR_15_ADD_SELF): Move to here.
10086 (PREDICATE_CODES): Delete.
10087 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10088 Declare functions no longer static.
10089 * config/rs6000/predicates.md: New.
10090 * config/rs6000/rs6000.md: Include predicates.md
10091
10092 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10093
10094 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10095 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10096 REG_ALWAYS_RETURN.
10097 * cfgrtl.c (need_fake_edge_p): Likewise.
10098 * combine.c (distribute_notes): Likewise.
10099 * emit-rtl.c (try_split): Likewise.
10100 * recog.c (peephole2_opimize): Likewise.
10101 * reg-notes.def (ALWAYS_RETURN): Remove.
10102 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10103 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10104 * tree.h (ECF_ALWAYS_RETURN): Remove.
10105
10106 2005-02-28 Roger Sayle <roger@eyesopen.com>
10107
10108 PR middle-end/19874
10109 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10110 between different machine modes is never a "useless" conversion.
10111
10112 2005-02-28 Geert Bosch <bosch@gnat.com>
10113
10114 PR ada/15977
10115 * doc/contrib.texi: List contributors for Ada front end
10116
10117 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10118
10119 * simplify-rtx.c (simplify_unary_operation_1,
10120 simplify_const_unary_operation): New, extracted from...
10121 (simplify_unary_operation): ... this one.
10122 (simplify_binary_operation_1,
10123 simplify_const_binary_operation): New, extracted from...
10124 (simplify_binary_operation): ... this one.
10125 * rtl.h (simplify_const_unary_operation,
10126 simplify_const_binary_operation): Add prototypes.
10127
10128 2005-02-28 Julian Brown <julian@codesourcery.com>
10129
10130 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10131 building libjava and caused PR regression/20228.
10132
10133 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10134
10135 PR bootstrap/17383
10136 * Makefile.in (host_subdir): New.
10137 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10138 * configure: Regenerate.
10139
10140 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10141
10142 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10143 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10144 installation directory first.
10145
10146 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10147
10148 PR target/19065.
10149 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10150 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10151 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10152 * config/cris/cris.md: Tweak comments referring to Q.
10153 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10154 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10155 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10156 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10157 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10158 Insert spaces in constraints to align alternatives vertically for
10159 readability.
10160 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10161 operand 1: "M".
10162
10163 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10164
10165 PR rtl-optimization/17728
10166 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10167 operand 0 from general_operand to move_dest_operand.
10168
10169 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10170
10171 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10172 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10173 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10174 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10175
10176 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10177
10178 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10179 * configure: Regenerate.
10180 * libada-mk.in: Remove CC; rename
10181 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10182
10183 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10184
10185 PR tree-opt/20188
10186 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10187 for the lhs, also walk over the tree. Likewise for rhs.
10188
10189 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10190
10191 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10192 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10193 Do not propagate value of iv before increment over the increment.
10194
10195 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10196
10197 * c-parser.c: New file.
10198 * c-parse.in: Remove.
10199 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10200 Remove.
10201 (c-parser.o): Add dependencies.
10202 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10203 maintainer-clean, TAGS): Update.
10204 * c-config-lang.in (gtfiles): Update.
10205 * gengtype-lex.l: Don't handle "@@".
10206 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10207 objc_build_synchronized, objc_begin_try_stmt,
10208 objc_begin_catch_clause, objc_finish_catch_clause,
10209 objc_build_finally_clause, objc_finish_try_stmt): New.
10210 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10211 type_seen_p.
10212 (c_parse_init): Update comment.
10213 * c-decl.c (c_init_decl_processing): Update comment.
10214 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10215 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10216 new c_declspecs members.
10217
10218 2005-02-25 Julian Brown <julian@codesourcery.com>
10219
10220 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10221 from being used for symbols with vague linkage when
10222 HAVE_GAS_COMDAT_GROUP is true.
10223
10224 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10225
10226 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10227
10228 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10229
10230 PR target/19930
10231 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10232 (LIBGCC2_HAS_DF_MODE): New.
10233 (LIBGCC2_HAS_XF_MODE): New.
10234 (LIBGCC2_HAS_TF_MODE): New.
10235 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10236 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10237 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10238 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10239 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10240 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10241 and add _fixtfdi, _fixunstfdi, _floatditf
10242 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10243 L_fixunstfdi, L_floatditf.
10244 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10245 (LIBGCC2_HAS_TF_MODE): Define.
10246
10247 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10248
10249 PR tree-optimization/20204
10250 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10251 REWRITE_THIS_STMT markers on PHI nodes.
10252 (rewrite_initialize_block): Likewise.
10253
10254 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10255
10256 * version.c (version_string): Update to 4.1.
10257
10258 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10259
10260 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10261 Clarify that the alternative way doesn't work in GNU C++.
10262
10263 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10264
10265 PR tree-optimization/19937
10266 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10267 to the type of the induction variable.
10268
10269 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10270
10271 PR rtl-optimization/20117
10272 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10273 the block including noncopyable insn.
10274
10275 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10276
10277 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10278 calls to find_reg_note.
10279
10280 2005-02-24 Richard Henderson <rth@redhat.com>
10281
10282 PR tree-opt/20127
10283 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10284 the type.
10285
10286 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10287
10288 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10289 vector types if to use base reg for misaligned non-word ld/std.
10290
10291 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10292
10293 PR target/14619
10294 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10295 dwarf2 label manually and put it after, not before the prologue.
10296
10297 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10298
10299 PR target/19019
10300 * reload.c (operands_match_p): Only increment register number for
10301 SCALAR_INT_MODE_P modes in multiple hard registers.
10302
10303 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10304 Fix formatting.
10305
10306 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10307
10308 * ChangeLog.5: Fix log message typo(s).
10309 * ChangeLog.7: Likewise.
10310 * ChangeLog.tree-ssa: Likewise.
10311 * cfgexpand.c: Fix comment typo(s).
10312 * conflict.c: Likewise.
10313 * defaults.h: Likewise.
10314 * dwarf2out.c: Likewise.
10315 * gcse.c: Likewise.
10316 * ggc-page.c: Likewise.
10317 * tree-eh.c: Likewise.
10318 * tree-ssa-dom.c: Likewise.
10319
10320 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10321
10322 PR target/19019
10323 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10324 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10325 if SHARED is defined.
10326
10327 PR target/20196
10328 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10329 allow splitting only if operands 0 and 3 don't overlap.
10330
10331 2005-02-24 Richard Henderson <rth@redhat.com>
10332
10333 PR middle-end/19953
10334 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10335 (fold_builtin_1): Call them.
10336 * fold-const.c (fold_complex_mult_parts): Split out from ...
10337 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10338 (fold_complex_div_parts, fold_complex_div): New.
10339 (fold): Use them.
10340 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10341
10342 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10343
10344 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10345 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10346
10347 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10348 (print_node): Likewise.
10349 Print TYPE_SIZES_GIMPLIFIED.
10350
10351 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10352
10353 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10354 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10355 operands as commutative in constraints.
10356
10357 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10358
10359 * tree-into-ssa.c: Re-organize internal functions.
10360
10361 2005-02-24 Richard Henderson <rth@redhat.com>
10362
10363 PR middle-end/18902
10364 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10365 for c99.
10366 * common.opt (fcx-limited-range): New.
10367 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10368 * toplev.c (flag_complex_method): Initialize to 1.
10369 (process_options): Set flag_complex_method to 0 if
10370 flag_cx_limited_range.
10371 * doc/invoke.texi (-fcx-limited-range): New.
10372
10373 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10374
10375 * cse.c (delete_trivially_dead_insns): Speed up by using
10376 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10377 prev_real_insn.
10378
10379 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10380
10381 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10382 functions when -mid-shared-library is being used.
10383
10384 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10385
10386 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10387 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10388 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10389 * system.h: Poison LINK_LIBGCC_SPECIAL.
10390
10391 2005-02-23 James E Wilson <wilson@specifixinc.com>
10392
10393 * gengtype.c (note_insn_name): Make 1 element larger.
10394
10395 2005-02-23 Roger Sayle <roger@eyesopen.com>
10396
10397 PR target/20018
10398 PR rtl-optimization/20097
10399 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10400 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10401
10402 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10403
10404 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10405 * t-aix52 (SHLIB_INSTALL): Same.
10406
10407 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10408
10409 * genpreds.c: Update copyright.
10410
10411 2005-02-23 Michael Beach <michaelb@ieee.org>
10412
10413 PR target/20159
10414 * config/sparc/t-elf (startup files): Assemble with CPP.
10415
10416 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10417
10418 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10419 (write_predicate_expr): Likewise.
10420
10421 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10422
10423 PR tree-optimization/20100
10424 PR tree-optimization/20115
10425 * tree-optimize.c (init_tree_optimization_passes): Remove
10426 pass_maybe_create_global_var.
10427 * tree-pass.h (pass_maybe_create_global_var): Remove.
10428 * tree-ssa-alias.c (aliases_computed_p): Declare.
10429 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10430 (count_calls_and_maybe_create_global_var): Remove.
10431 (pass_maybe_create_global_var): Remove.
10432 (init_alias_info): Do not declare aliases_computed_p.
10433 (maybe_create_global_var): If the function contains no
10434 call-clobbered variables and a mix of pure/const and regular
10435 function calls, create .GLOBAL_VAR.
10436 Mark all call-clobbered variables for renaming.
10437 (merge_pointed_to_info): Update comment.
10438 (add_pointed_to_var): Likewise.
10439 (is_escape_site): Likewise.
10440 Accept struct alias_info * instead of size_t *.
10441 Update all users.
10442 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10443 as necessary.
10444 * tree-ssa-operands.c (get_call_expr_operands): If
10445 ALIASES_COMPUTED_P is false, do not add call-clobbering
10446 operands.
10447 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10448 (delete_tree_ssa): Likewise.
10449
10450 2005-02-22 James E Wilson <wilson@specifixinc.com>
10451
10452 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10453 (do_compile): Do call it here.
10454
10455 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10456
10457 PR rtl-optimization/20017.
10458 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10459 rest_of_handle_cse2, rest_of_handle_gcse): Call
10460 delete_dead_jumptables immediately before calling cleanup_cfg.
10461
10462 2005-02-22 Devang Patel <dpatel@apple.com>
10463
10464 PR 19952
10465 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10466 all labels
10467
10468 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10469
10470 * config/rs6000/aix.h (WINT_TYPE): Define.
10471
10472 2005-02-22 Stan Shebs <shebs@apple.com>
10473
10474 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10475 natural alignment for 64-bit Darwin.
10476 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10477 on 64-bit Darwin.
10478 * doc/invoke.texi: Document this.
10479
10480 2005-02-22 DJ Delorie <dj@redhat.com>
10481
10482 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10483 to make_[un]signed_type, not the mode itself.
10484
10485 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10486
10487 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10488 not available. Use tail calls wherever possible.
10489 (make_edge): Call unchecked_make_edge to create an edge.
10490
10491 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10492 (coalesce_ssa_name): Don't check for
10493 SSANORM_USE_COALESCE_LIST.
10494 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10495
10496 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10497
10498 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10499 (rewrite_into_ssa): ... here.
10500
10501 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10502
10503 PR tree-optimization/19786
10504 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10505 tag to another's may-alias bitmap when adding to the other's list.
10506
10507 2005-02-21 DJ Delorie <dj@redhat.com>
10508
10509 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10510 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10511 registers in unsupported ways.
10512 * expmed.c (init_expmed): Likewise.
10513
10514 2005-02-21 Stan Cox <scox@redhat.com>
10515
10516 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10517
10518 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10519
10520 * tree-cfg.c (fold_cond_expr_cond): New.
10521 (make_edges): Call fold_cond_expr_cond.
10522 (find_taken_edge): Accept nothing but INTEGER_CST.
10523 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10524 and 1.
10525 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10526
10527 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10528 that do not belong to any basic block.
10529
10530 2005-02-21 Jeff Law <law@redhat.com>
10531
10532 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10533 e->dest.
10534
10535 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10536
10537 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10538 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10539 Adjust their definitions.
10540 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10541 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10542
10543 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10544 genautomata.c, langhooks.c, langhooks.h, system.h,
10545 config/arm/lib1funcs.asm: Update copyright.
10546
10547 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10548
10549 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10550
10551 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10552
10553 PR bootstrap/13770
10554 * doc/install.texi: Document --with-gc.
10555
10556 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10557
10558 * simplify-rtx.c (simplify_unary_operation): Add a missing
10559 "break" statement.
10560
10561 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10562
10563 PR tree-optimization/18663
10564 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10565 if the type has variable bounds.
10566
10567 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10568
10569 * gcse.c: Remove an obsolete comment.
10570
10571 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10572
10573 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10574
10575 * doc/extend.texi (Function Attributes) <Attribute const>: The
10576 attribute "pure" is below this text, not above.
10577
10578 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10579
10580 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10581 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10582 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10583
10584 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10585
10586 PR 18785
10587 * langhooks.h (struct lang_hooks): Add to_target_charset.
10588 * langhooks.c (lhd_to_target_charset): New function.
10589 * langhooks-def.h: Declare lhd_to_target_charset.
10590 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10591 (LANG_HOOKS_INITIALIZER): Update.
10592 * c-common.c (c_common_to_target_charset): New function.
10593 * c-common.h: Declare it.
10594 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10595 c_common_to_target_charset.
10596
10597 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10598 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10599 Delete definitions.
10600 * system.h: Poison them.
10601 * doc/tm.texi: Don't discuss them.
10602 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10603 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10604 (pp_c_char): Do not attempt to generate letter escapes for
10605 newline, tab, etc.
10606 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10607 * config/mips/mips.c (mips_output_ascii): Likewise.
10608
10609 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10610
10611 PR tree-optimization/19951
10612 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10613 is abnormal.
10614
10615 2005-02-19 Steven Bosscher <stevenb@suse.de>
10616
10617 PR middle-end/19698
10618 * function.h (struct function): New field `max_loop_depth'.
10619 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10620 (flow_loops_find): Reset the max loop depth count before finding loops.
10621 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10622 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10623 (calculate_global_regs_live): Make sure the loop will terminate
10624 when the initial sets are not empty.
10625
10626 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10627
10628 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10629 object inside.
10630 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10631
10632 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10633
10634 PR other/19525
10635 * doc/invoke.texi: Remove documentation of %M spec.
10636 * gcc.c: Likewise.
10637 (init_spec): Remove %M suffix from -lgcc_s.
10638 (do_spec_1): Remove 'M' case.
10639 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10640 to put shared libraries in the multilib directory. Remove the
10641 shlib_so_soname substitution variable. Don't add a multilib encoding
10642 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10643 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10644 SHLIB_INSTALL as well as SHLIB_LINK.
10645 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10646 (SHLIB_NAME): Delete.
10647 (SHLIB_DIR): New macro.
10648 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10649 (SHLIB_INSTALL): Adjust accordingly.
10650 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10651 * config/t-slibgcc-sld: Likewise.
10652 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10653 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10654 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10655 in $(SHLIB_DIR).
10656 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10657 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10658 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10659 Use @shlib_base_name@ instead of @shlib_so_name@.
10660 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10661 and @shlib_base_name@.so in @multilib_dir@.
10662 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10663 to the install path.
10664 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10665 (SHLIB_LINK): Remove previous workaround.
10666 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10667 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10668 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10669 the install path.
10670 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10671 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10672 (SHLIB_INSTALL): Adjust accordingly.
10673 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10674 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10675 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10676 config/t-slibgcc-elf-ver.
10677
10678 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10679 Jakub Jelinek <jakub@redhat.com>
10680
10681 PR tree-optimization/19828
10682 * tree-ssa-loop-im.c: Add a TODO comment.
10683 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10684 without side-effects.
10685
10686 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10687
10688 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10689 call fold_convert.
10690
10691 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10692
10693 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10694 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10695 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10696 functions.
10697 (ia64_reorg): Delete fixup_errata call.
10698 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10699 (TARGET_SWITCHES): Delete -mb-step entry.
10700
10701 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10702
10703 PR c/20043
10704 * c-typeck.c (composite_type): Handle quals in transparent unions.
10705 (type_lists_compatible_p): Likewise.
10706
10707 2005-02-18 Stan Shebs <shebs@apple.com>
10708
10709 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10710 expressions in the .literal8 section.
10711
10712 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10713
10714 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10715
10716 2005-02-18 Roger Sayle <roger@eyesopen.com>
10717
10718 * fold-const.c (constant_boolean_node): Always create values of the
10719 specified type, don't bother calling truthvalue_conversion.
10720
10721 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10722
10723 * except.c (output_function_exception_table): Call
10724 assemble_external_libcall (eh_personality_libfunc).
10725
10726 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10727
10728 PR target/19886
10729 * config/ia64/ia64.h (struct machine_function): Add state_num.
10730 * config/ia64/ia64.c (process_epilogue,
10731 process_for_unwind_directive): Use new unwind state numbers each
10732 time rather than state 1.
10733
10734 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10735
10736 PR target/20054
10737 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10738 before the "*llgt_didi" pattern.
10739
10740 2005-02-18 Jason Merrill <jason@redhat.com>
10741
10742 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10743
10744 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10745
10746 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10747 (div0): Use it in place of ARM_FUNC_ALIAS.
10748 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10749
10750 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10751
10752 PR middle-end/20030
10753 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10754 access, the lower bound of the array type if it exists.
10755
10756 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10757
10758 PR c++/20008
10759 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10760 cases that are out-of-range for the index type.
10761
10762 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10763
10764 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10765 (estimate_case_costs): Don't call convert.
10766 * expmed.c (expand_shift): Likewise.
10767 (make_tree): Call fold_convert instead of convert.
10768
10769 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10770
10771 PR c++/19813
10772 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10773 that ref to be marked MEM_READONLY_P doesn't have base that needs
10774 constructing.
10775
10776 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10777
10778 * genautomata.c (output_get_cpu_unit_code_func,
10779 output_cpu_unit_reservation_p): Don't generate old-style function
10780 definitions.
10781
10782 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10783
10784 PR c++/20023
10785 PR tree-optimization/20009
10786 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10787
10788 PR tree-optimization/18947
10789 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10790 inline, remove all nodes that are inlined into the extern inline
10791 being redefined.
10792
10793 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10794
10795 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10796 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10797 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10798 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10799 Update copyright.
10800
10801 2005-02-17 Roger Sayle <roger@eyesopen.com>
10802
10803 PR tree-optimization/19917
10804 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10805 to be potentially trapping.
10806
10807 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10808
10809 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10810
10811 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10812
10813 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10814 tem becomes a local variable which is set to the value of the
10815 back end defined INITIAL_FRAME_ADDRESS macro.
10816 (expand_builtin_frame_address): Omit the base parameter to
10817 expand_builtin_return_addr.
10818 (expand_builtin_profile_func): Likewise.
10819 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10820 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10821 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10822
10823 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10824
10825 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10826 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10827 * config/frv/frv.c (frv_function_epilogue): Likewise.
10828
10829 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10830
10831 * lambda-code (perfect_nestify): Remove mark/unmark
10832 for rewriting hack.
10833 * tree-loop-linear.c (linear_transform_loops): Add
10834 rewrite_into_ssa call so that ssa is correct for
10835 rewriting into loop closed.
10836
10837 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10838
10839 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10840 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10841 BITMAP_FREE.
10842 * bt-load.c (btr_def_live_range, combine_btr_defs,
10843 migrate_btr_def, migrate_btr_defs): Likewise.
10844 * cfgcleanup.c (thread_jump): Likewise.
10845 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10846 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10847 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10848 df_rd_local_compute, df_reg_info_compute): Likewise.
10849 * dominance.c (init_dom_info, free_dom_info): Likewise.
10850 * flow.c (init_propagate_block_info,
10851 free_propagate_block_info): Likewise.
10852 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10853 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10854 modify_reg_pav): Likewise.
10855 * loop-invariant.c (find_defs, find_invariant_insn,
10856 find_invariants, free_inv_motion_data): Likewise.
10857 * predict.c (tree_predict_by_opcode,
10858 estimate_bb_frequencies): Likewise.
10859 * stmt.c (expand_case): Likewise.
10860 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10861 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10862 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10863 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10864 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10865 rewrite_ssa_into_ssa): Likewise.
10866 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10867 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10868 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10869 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10870 * tree-sra.c (tree_sra): Likewise.
10871 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10872 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10873 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10875 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10876 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10877 Likewise.
10878 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10879 calculate_live_on_entry, calculate_live_on_exit,
10880 build_tree_conflict_graph): Likewise.
10881 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10882 record_important_candidates, set_use_iv_cost, find_depends,
10883 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10884 tree_ssa_iv_optimize_finalize): Likewise.
10885 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10886 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10887 tree_duplicate_loop_to_header_edge): Likewise.
10888 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10889 * tree-ssa.c (verify_flow_insensitive_alias_info,
10890 verify_name_tags, verify_ssa, init_tree_ssa,
10891 delete_tree_ssa): Likewise.
10892 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10893 fini_ssanames): Likewise.
10894 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10895
10896 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10897
10898 * config/rs6000/t-rtems: Completely reworked.
10899
10900 2005-02-17 Ira Rosen <irar@il.ibm.com>
10901
10902 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10903
10904 2005-02-17 Ira Rosen <irar@il.ibm.com>
10905
10906 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10907 POINTER_TYPE_P when checking that type is a pointer.
10908 (vect_get_memtag): Remove.
10909 (vect_address_analysis): Use POINTER_TYPE_P. Call
10910 vect_object_analysis with dummy parameter for memtag.
10911 (vect_object_analysis): Extract memtag (functionality that
10912 used to be in vect_get_memtag and moved here). Fix printings.
10913 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10914 with correct parameters. Remove call to vect_get_memtag.
10915
10916 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10917
10918 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10919 (tree-vectorizer.o): Added missing dependencies.
10920
10921 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10922 decleration.
10923 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10924 declaration in tree-vectorizer.c, now has an extern declaration in
10925 tree-vectorizer.h).
10926 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10927 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10928 get_vectype_for_scalar_type, vect_is_simple_use,
10929 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10930 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10931 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10932 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10933 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10934 find_loop_location): Likewise.
10935
10936 * tree-vectorizer.c (langhooks.h): #include removed.
10937 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10938 moved to tree-vectorized.h.
10939 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10940 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10941 get_vectype_for_scalar_type, vect_is_simple_use,
10942 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10943 vect_supportable_dr_alignment, new_loop_vec_info,
10944 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10945 vect_set_verbosity_level, find_loop_location): Likewise.
10946
10947 (vect_analyze_loop): Function externalized. Declaration moved to
10948 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10949 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10950 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10951 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10952 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10953 vect_enhance_data_refs_alignment, vect_analyze_operations,
10954 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
10955 vect_stmt_relevant_p, vect_get_loop_niters,
10956 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
10957 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
10958 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
10959 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
10960 vect_get_memtag): Likewise.
10961
10962 (vectorizable_load): Function externalized. Declaration moved to
10963 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
10964 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
10965 vect_transform_loop): Likewise.
10966 (vect_transform_stmt): Moved to tree-vect-transform.c.
10967 (vect_align_data_ref, vect_create_destination_var,
10968 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
10969 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
10970 vect_get_vec_def_for_operand, vect_init_vector,
10971 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
10972 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
10973 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
10974 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
10975 vect_do_peeling_for_loop_bound): Likewise.
10976
10977 * tree-vect-analyze.c: New file.
10978 * tree-vect-transform.c: New file.
10979
10980 2005-02-17 Jason Merrill <jason@redhat.com>
10981
10982 PR mudflap/19319, c++/19317
10983 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
10984 slot explicit.
10985
10986 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
10987
10988 * doc/install.texi (Specific): Update link for Darwin-specific
10989 tool binary site.
10990
10991 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
10992
10993 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
10994 constant_boolean_node.
10995
10996 2005-02-16 David Edelsohn <edelsohn@gnu.org>
10997
10998 PR target/19019
10999 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11000 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11001
11002 2005-02-16 Richard Henderson <rth@redhat.com>
11003
11004 PR 19920
11005 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11006 with W_TYPE_SIZE.
11007 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11008 replace uses with Wtype_MAXp1_F.
11009 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11010 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11011 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11012 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11013 and HAVE_TFMODE as appropriate.
11014 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11015 (__floatdisf): Likewise.
11016 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11017 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11018 (Wtype_MAXp1_F): New.
11019 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11020 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11021
11022 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11023
11024 * PR target/19162
11025 * arm.c (arm_apply_result_size): New function.
11026 * arm.h (APPLY_RESULT_SIZE): Define.
11027 * arm-protos.h (arm_apply_result_size): Add prototype.
11028 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11029 (movxf): New expand.
11030 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11031 (call_value_symbol): Remove predicate for operand 0.
11032 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11033 (untyped_call): Rework to correclty return values for any type.
11034 (untyped_return): New expand.
11035 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11036
11037 2005-02-16 Stan Shebs <shebs@apple.com>
11038
11039 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11040 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11041
11042 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11043
11044 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11045 configure settings on Solaris 7 and later.
11046
11047 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11048
11049 PR tree-optimization/19865
11050 * tree-optimize.c (init_tree_optimization_passes): Run
11051 pass_may_alias after pass_sra.
11052
11053 2005-02-16 Richard Henderson <rth@redhat.com>
11054 Stuart Hastings <stuart@apple.com>
11055
11056 PR debug/19521
11057 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11058 Do nothing if debug info suppressed for this function.
11059 (dbxout_begin_function): Early exit if debug info suppressed for
11060 this function.
11061
11062 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11063
11064 PR target/20007
11065 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11066 find_basic_blocks.
11067 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11068
11069 PR tree-optimization/19967
11070 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11071 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11072 argument TYPE. Adjust calls to fold_builtin_XXX.
11073 (expand_builtin, fold_builtin_1): Adjust calls to
11074 expand_builtin_XXX.
11075 (fold_builtin_strchr, fold_builtin_strpbrk,
11076 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11077 result to a requested type TYPE.
11078
11079 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11080
11081 PR middle-end/19857
11082 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11083 (T)x & (T)cst if (T)cst overflows.
11084 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11085 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11086
11087 2005-02-15 Jeff Law <law@redhat.com>
11088
11089 * gcse.c (blocks_with_calls): New bitmap.
11090 (alloc_gcse_mem): Allocate it.
11091 (free_gcse_mem): Free it.
11092 (clear_modifY_mem_tables): Clear it.
11093 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11094 when we encounter CALL_INSNs.
11095 (compute_transp, case MEM): Handle blocks with calls separate
11096 from blocks without calls. Use bitmap iterators rather than
11097 FOR_EACH_BB.
11098
11099 2005-02-15 Peter O'Gorman <peter@pogma.com>
11100
11101 PR bootstrap/18810
11102 * mklibgcc.in (vis_hide): Use a temporary object file, not
11103 -o /dev/null.
11104
11105 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11106
11107 PR target/19924
11108 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11109 access optimization.
11110
11111 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11112 Alan Modra <amodra@bigpond.net.au>
11113
11114 PR target/19019
11115 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11116 (_xlqsub): Rename to __gcc_qsub.
11117 (_xlqmul): Rename to __gcc_qmul.
11118 (_xlqdiv): Rename to __gcc_qdiv.
11119 Provide versioned symbol aliases with old names.
11120 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11121 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11122 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11123 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11124 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11125
11126 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11127
11128 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11129 Fold ~(A - 1) and ~(A + -1) to -A.
11130
11131 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11132
11133 PR pch/14940
11134 PR target/19300
11135 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11136 config/pa/pa-host.c:pa_gt_pch_use_address.
11137
11138 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11139
11140 * tree-vn.c (get_value_handle): Make sure that given an
11141 is_gimple_min_invariant expression, we always return it.
11142
11143 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11144
11145 * passes.c (rest_of_handle_gcse): Fix a comment.
11146
11147 2005-02-15 Jeff Law <law@redhat.com>
11148
11149 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11150 bitmap.
11151 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11152 (canon_list_insert, record_last_mem_set_info): Similarly.
11153 (clear_modify_mem_tables): Similarly.
11154
11155 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11156
11157 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11158 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11159 config/mips/mips.md, config/rs6000/aix.h,
11160 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11161
11162 2005-02-15 Richard Henderson <rth@redhat.com>
11163
11164 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11165 call to be best_edge.
11166
11167 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11168
11169 * basic-block.h: Adjust the prototype for find_basic_blocks.
11170 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11171 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11172 find_basic_blocks.
11173
11174 * flow.c (recompute_reg_usage): Remove all arguments.
11175 * passes.c (rest_of_compilation): Adjust the call to
11176 recompute_reg_usage.
11177 * rtl.h: Adjust the prototype for recompute_reg_usage.
11178
11179 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11180
11181 * tree-dump.c (dump_files): Update to reflect new member
11182 of dump_file_info.
11183 (dump_register): Add new argument.
11184 Set glob name.
11185 (dump_switch_p_1): Check against glob name if doglob was passed.
11186 (dump_switch_p): Check against regular first, then glob if
11187 we didn't have any hits on the dump name.
11188 * tree-optimize.c (register_one_dump_file):
11189 Pass in glob name as well.
11190 * tree-pass.h (struct dump_file_info): Add glob
11191 member.
11192
11193 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11194
11195 PR preprocessor/16323
11196 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11197
11198 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11199
11200 PR target/19019
11201 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11202 (trunctfdf2_internal1): New.
11203 (trunctfdf2_internal2): Renamed from trunctfdf2.
11204
11205 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11206
11207 PR tree-optimization/19853
11208 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11209
11210 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11211
11212 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11213 delete_dead_jumptables and cleanup_cfg.
11214
11215 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11216
11217 * reload.c (find_reloads): Swap address_reloaded flags when
11218 swapping commutative operands.
11219
11220 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11221
11222 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11223 Use standard_iv_increment_position for computing the bsi position
11224 for create_iv.
11225 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11226 the bsi position.
11227
11228 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11229
11230 PR target/17428
11231 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11232 life range of hard registers.
11233 * value-prof.c (insn_prefetch_values_to_profile): Only
11234 scan normal insns.
11235
11236 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11237 profile in libcalls.
11238
11239 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11240
11241 * bitmap.h (bitmap_and_compl_into): Return bool.
11242 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11243
11244 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11245
11246 PR tree-optimization/19944
11247 * fold-const.c (fold): Re-add ABS_EXPR folding.
11248
11249 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11250
11251 PR target/19019
11252 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11253 {TARGET,MASK}_XL_COMPAT.
11254 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11255 MASK_XL_COMPAT.
11256 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11257 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11258 TARGET_XL_COMPAT.
11259 (rs6000_arg_partial_bytes): Same.
11260 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11261 and XL compatibility enabled.
11262 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11263 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11264 test to final condition.
11265 (cmptf_internal2): New.
11266 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11267 xl-compat. Add TFmode information to description.
11268
11269 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11270
11271 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11272
11273 2005-02-13 Jason Merrill <jason@redhat.com>
11274
11275 PR c++/16405
11276 * fold-const.c (fold_indirect_ref_1): Split out from...
11277 (build_fold_indirect_ref): Here.
11278 (fold_indirect_ref): New fn.
11279 * tree.h: Declare it.
11280 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11281 (gimplify_modify_expr_rhs): Likewise.
11282 (gimplify_expr): Likewise.
11283
11284 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11285
11286 PR tree-optimization/14303
11287 PR tree-optimization/15784
11288 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11289 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11290 ABS_EXPR<x> != 0 to x != 0.
11291
11292 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11293
11294 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11295 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11296 spelling conventions.
11297
11298 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11299 delete_trivially_dead_insns too many times.
11300
11301 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11302 tem and tem2.
11303
11304 2005-02-12 Ira Rosen <irar@il.ibm.com>
11305
11306 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11307 (vect_is_simple_iv_evolution): Remove redundant parameter
11308 and step check.
11309 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11310 without last parameter.
11311 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11312 Return pointer step. Call vect_is_simple_iv_evolution without
11313 last parameter. Check only that the step is multiple of size
11314 type. Remove stmt_vinfo updates.
11315 (vect_get_memtag_and_dr): Remove.
11316 (vect_get_memtag): New function.
11317 (vect_address_analysis): New function.
11318 (vect_object_analysis): New function.
11319 (vect_analyze_data_refs): Call vect_object_analysis and
11320 vect_get_memtag. Update stmt_vinfo fields.
11321
11322 2005-02-12 Ira Rosen <irar@il.ibm.com>
11323
11324 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11325 exist and are objects. Remove checks for pointer.
11326 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11327 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11328 (vect_create_data_ref_ptr): Likewise.
11329 (vect_base_addr_differ_p): New function.
11330 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11331 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11332 Don't set the DR_BASE_NAME field of data-ref.
11333 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11334
11335 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11336
11337 * optabs.h (enum optab_index): Add new OTI_ldexp.
11338 (ldexp_optab): Define corresponding macro.
11339 * optabs.c (init_optabs): Initialize ldexp_optab.
11340 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11341 patterns.
11342 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11343 using ldexp_optab.
11344 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11345 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11346
11347 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11348 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11349 intrinsics.
11350
11351 2005-02-12 Ira Rosen <irar@il.ibm.com>
11352
11353 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11354 to base_address.
11355 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11356 stmt_vec_info.
11357 (vect_get_base_and_offset): Always return an address.
11358 (vect_create_addr_base_for_vector_ref): Remove treatment for
11359 different data reference types.
11360 (vect_compute_data_ref_alignment): Rename base to base_address in
11361 stmt_vec_info. Get the object in order to force its alignment.
11362 (vect_get_memtag_and_dr): Rename base to base_address in
11363 stmt_vec_info. Extract the object for memtag analysis.
11364
11365 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11366
11367 PR regression/19898.
11368 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11369 changes cc_status, use apply modified_in_p to part of cc_status
11370 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11371 body.
11372
11373 2005-02-11 Richard Henderson <rth@redhat.com>
11374
11375 * tree-complex.c (expand_complex_libcall): New.
11376 (expand_complex_multiplication): Use it for c99 compliance.
11377 (expand_complex_division): Likewise.
11378 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11379 (fold): Call them.
11380 * builtins.c (built_in_names): Remove const.
11381 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11382 builtins.
11383 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11384 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11385 (built_in_names): Remove const.
11386 * c-common.c (c_common_type_for_mode): Handle complex modes.
11387 * flags.h, toplev.c (flag_complex_method): Rename from
11388 flag_complex_divide_method.
11389 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11390 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11391 * libgcc2.h: Declare them.
11392 * libgcc-std.ver: Export them.
11393 * mklibgcc.in (lib2funcs): Build them.
11394
11395 2005-02-11 Steven Bosscher <stevenb@suse.de>
11396
11397 PR tree-optimization/19876
11398 Partially revert my change from 2005-01-14
11399 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11400 (compute_antic): ...and remove the loop here.
11401
11402 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11403
11404 PR middle-end/19858
11405 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11406 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11407
11408 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11409 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11410
11411 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11412
11413 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11414 offsets for the big-endian 32-bit case.
11415
11416 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11417
11418 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11419
11420 2005-02-11 Dale Johannesen <dalej@apple.com>
11421
11422 * cselib.c (cselib_process_insn): Clear out regs where
11423 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11424 * reload.c (find_equiv_reg): Ditto.
11425
11426 2005-02-11 Ian Lance Taylor <ian@airs.com>
11427
11428 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11429 with no elements.
11430
11431 * tree.c (build_function_type_list): Work correctly if there are
11432 no arguments.
11433
11434 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11435
11436 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11437 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11438 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11439 TARGET_ZARCH instead of TARGET_64BIT.
11440
11441 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11442
11443 * config/rs6000/t-rtems:
11444 (MULTILIB_OPTIONS): Remove mcpu=602.
11445 (MUTLILIB_DIRNAMES): Remove m602.
11446 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11447 Let mcpu=602 match mcpu=603.
11448 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11449
11450 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11451
11452 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11453 signal trampolines.
11454
11455 2005-02-10 David Daney <ddaney@avtrex.com>
11456
11457 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11458 * config/i386/linux-unwind.h: Likewise.
11459 * config/ia64/linux-unwind.h: Likewise.
11460 * config/mips/linux-unwind.h: Likewise.
11461 * config/pa/linux-unwind.h: Likewise.
11462 * config/rs6000/linux-unwind.h: Likewise.
11463 * config/s390/linux-unwind.h: Likewise.
11464 * config/sh/linux-unwind.h: Likewise.
11465 * config/sparc/linux-unwind.h: Likewise.
11466
11467 2005-02-10 Steven Bosscher <stevenb@suse.de>
11468
11469 PR tree-optimization/17549
11470 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11471 TER to replace a DEF with its expression if the DEF and the
11472 rhs of the expression we replace into have the same root
11473 variable.
11474
11475 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11476
11477 * config/mips/mips.md: Fix the placement of the match_scratch in the
11478 lea64 peephole2.
11479
11480 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11481
11482 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11483 Fix comment typos.
11484
11485 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11486
11487 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11488 (strip_offset): Handle addresses.
11489 (add_address_candidates): Use strip_offset.
11490 (difference_cost): Reflect strip_offset change.
11491 (force_var_cost, difference_cost): Strip nops.
11492
11493 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11494
11495 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11496
11497 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11498 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11499 config/cris/cris-protos.h, config/cris/cris.c: Update
11500 copyright.
11501
11502 2005-02-10 Jeff Law <law@redhat.com>
11503
11504 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11505 (lookup_avail_expr): Similarly.
11506
11507 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11508
11509 * builtins.c (fold_builtin_powi): New function.
11510 (fold_builtin_1): Call it.
11511
11512 2005-02-10 Steven Bosscher <stevenb@suse.de>
11513
11514 PR documentation/19309
11515 * doc/cpp.texi: The __GNUC__ and related predefined macros
11516 are also defined for the "standalone" cpp.
11517 Some non-GCC compilers may also define __GNUC__.
11518
11519 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11520
11521 PR c/19342
11522 * c-typeck.c (common_type): New routine. Old common_type renamed
11523 to...
11524 (c_common_type): ...this.
11525 (build_conditional_expr, build_binary_op): Use c_common_type instead
11526 of common_type.
11527
11528 2005-02-10 Steven Bosscher <stevenb@suse.de>
11529
11530 * doc/md.texi: Replace @samp{length} with @code{length}.
11531
11532 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11533
11534 PR tree-optimization/18687
11535 * tree-flow.h (find_loop_niter): Declare.
11536 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11537 Try using scev even for loops with more than one exit.
11538 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11539 (struct ivopts_data): Added niters field.
11540 (struct nfe_cache_elt): New.
11541 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11542 functions.
11543 (tree_ssa_iv_optimize_init): Initialize niters cache.
11544 (determine_number_of_iterations): Removed.
11545 (find_induction_variables): Do not call determine_number_of_iterations.
11546 Access niters for single exit through niter_for_single_dom_exit.
11547 (add_iv_outer_candidates): Access niters for single exit through
11548 niter_for_single_dom_exit.
11549 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11550 number_of_iterations_cond.
11551 (iv_period): New function.
11552 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11553 (may_replace_final_value): Take data argument. Use
11554 niter_for_single_dom_exit.
11555 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11556 (rewrite_use_compare): Pass data to may_eliminate_iv.
11557 (rewrite_use_outer): Pass data to may_replace_final_value.
11558 (free_loop_data): Clean up the niters cache.
11559 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11560 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11561 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11562 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11563 (num_ending_zeros): Moved to tree.c.
11564 * tree.h (num_ending_zeros): Declare.
11565 * tree.c (num_ending_zeros): Moved from tree.c.
11566
11567 2005-02-09 Richard Henderson <rth@redhat.com>
11568
11569 * builtins.c (DEF_BUILTIN): Add COND argument.
11570 * tree.h (DEF_BUILTIN): Likewise.
11571 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11572 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11573 match.
11574 (DEF_BUILTIN_STUB): New.
11575 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11576 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11577 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11578 * c-common.c (DEF_BUILTIN): Add COND argument.
11579 * tree.c (local_define_builtin): New.
11580 (build_common_builtin_nodes): New.
11581
11582 2005-02-09 Roger Sayle <roger@eyesopen.com>
11583
11584 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11585 floating point expression ignoring the sign of the result.
11586 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11587 (fold) <MULT_EXPR>: Use it to simplify x*x.
11588 * tree.h (fold_strip_sign_ops): Prototype here.
11589 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11590 argument. Use fold_strip_sign_ops to simplify the first argument.
11591 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11592 first argument when the second argument is an even integer
11593 constant, but only with -funsafe_math_optimizations.
11594 (fold_builtin_1): Update call to fold_builtin_copysign.
11595
11596 2005-02-09 Ian Lance Taylor <ian@airs.com>
11597
11598 PR middle-end/19583
11599 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11600 just check whether EH_FILTER_FAILURE falls through.
11601
11602 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11603
11604 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11605 insns return to ready list in the next turn.
11606
11607 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11608
11609 PR middle-end/19402
11610 * builtins.def: New __builtin_powi[lf].
11611 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11612 (expand_builtin_powi): New function.
11613 (expand_builtin): Dispatch to expand_builtin_powi.
11614 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11615 * libgcc2.c: Add __builtin_powi[lf] implementation.
11616 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11617 * optabs.h: Add powi_optab.
11618 * optabs.c (init_optabs): Initialize powi_optab.
11619 * doc/extend.texi: Document __builtin_powi[lf].
11620
11621 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11622
11623 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11624 exists.
11625
11626 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11627
11628 PR middle-end/19854
11629 * fold-const.c (try_move_mult_to_index): Remove redundant
11630 type argument. Create ADDR_EXPR with correct type.
11631 (fold): Update callers of try_move_mult_to_index. Convert
11632 result to the appropriate type.
11633
11634 2005-02-09 Roger Sayle <roger@eyesopen.com>
11635
11636 PR target/19597
11637 * config/avr/avr.c (default_rtx_costs): Delete.
11638 (avr_operand_rtx_cost): New function.
11639 (avr_rtx_costs): Completely rewrite.
11640
11641 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11642
11643 PR target/19806
11644 * config/cris/cris.c (in_code): New variable.
11645 (cris_output_addr_const): Now a static function, a wrapper for
11646 output_addr_const.
11647 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11648 case from old cris_output_addr_const.
11649 (cris_asm_output_label_ref): Similar for LABEL_REF.
11650 (cris_output_addr_const_extra): Similar for UNSPEC.
11651 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11652 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11653 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11654 declaration.
11655 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11656 (cris_asm_output_label_ref): Declare.
11657
11658 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11659
11660 PR preprocessor/19801
11661 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11662 filenames that changed when libcpp was moved to the toplevel.
11663
11664 2005-02-07 Roger Sayle <roger@eyesopen.com>
11665
11666 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11667 zero extensions of BImode operands. Call lowpart_subreg instead
11668 of gen_lowpart_common and gen_lowpart_SUBREG.
11669
11670 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11671
11672 PR ada/19489
11673 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11674 * configure.ac: Set cc_for_cross_gnattools.
11675 * configure: Regenerate.
11676
11677 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11678
11679 PR target/19803
11680 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11681
11682 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11683
11684 PR debug/19327
11685 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11686 of nested functions.
11687
11688 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11689
11690 * doc/extend.texi: Document deprecated extensions allowing
11691 static floating-point members to have initializers and allowing
11692 floating-point literals in integral constant expressions.
11693
11694 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11695
11696 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11697 config/darwin7.h, config/mips/mips.c,
11698 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11699 Update copyright.
11700
11701 * cse.c: Update comments.
11702
11703 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11704
11705 PR middle-end/19775
11706 * builtins.c (fold_builtin_sqrt): Transform
11707 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11708 pow(x,y*0.5).
11709
11710 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11711 Dorit Naishlos <dorit@il.ibm.com>
11712
11713 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11714 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11715 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11716 was added.
11717 * tree.h (vect_set_verbosity_level): New extern function declaration
11718 added.
11719 * tree-vectorizer.h (verbosity_levels): New enum type.
11720 * tree-vectorizer.c (vect_debug_stats): Function removed.
11721 (vect_debug_details): Likewise.
11722 (vect_verbosity_level): Global variable was defined and initialized.
11723 (vect_dump): Global variable definition.
11724 (vect_print_dump_info): New function.
11725 (vect_set_dump_settings): New function.
11726 (vect_set_verbosity_level): New function.
11727 (vectorize_loops): Add call to vect_set_dump_settings.
11728
11729 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11730 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11731 (slpeel_tree_peel_loop_to_edge): Likewise.
11732
11733 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11734 appropriate verbosity level instead of call to vect_debug_details
11735 or vect_debug_stats.
11736 (vect_get_base_and_offset):
11737 (vect_create_addr_base_for_vector_ref):
11738 (get_vectype_for_scalar_type):
11739 (vect_create_data_ref_ptr):
11740 (vect_init_vector):
11741 (vect_get_vec_def_for_operand):
11742 (vect_finish_stmt_generation):
11743 (vectorizable_assignment):
11744 (vectorizable_operation):
11745 (vectorizable_store):
11746 (vectorizable_load):
11747 (vect_transform_stmt):
11748 (vect_update_ivs_after_vectorizer):
11749 (vect_do_peeling_for_loop_bound):
11750 (vect_update_inits_of_drs):
11751 (vect_do_peeling_for_alignment):
11752 (vect_transform_loop):
11753 (vect_is_simple_use):
11754 (vect_analyze_operations):
11755 (vect_is_simple_iv_evolution):
11756 (vect_analyze_scalar_cycles):
11757 (vect_analyze_data_ref_dependence):
11758 (vect_analyze_data_ref_dependences):
11759 (vect_compute_data_ref_alignment):
11760 (vect_enhance_data_refs_alignment):
11761 (vect_analyze_data_refs_alignment):
11762 (vect_analyze_data_ref_access):
11763 (vect_analyze_data_ref_accesses):
11764 (vect_analyze_pointer_ref_access):
11765 (vect_get_memtag_and_dr):
11766 (vect_analyze_data_refs):
11767 (vect_mark_relevant):
11768 (vect_stmt_relevant_p):
11769 (vect_mark_stmts_to_be_vectorized):
11770 (vect_can_advance_ivs_p):
11771 (vect_get_loop_niters):
11772 (vect_analyze_loop_form):
11773 (vect_analyze_loop):
11774 (vectorize_loops): Likewise.
11775
11776 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11777 (vect_update_inits_of_drs):
11778 (vect_do_peeling_for_alignment):
11779 (vect_transform_loop):
11780 (vect_analyze_operations):
11781 (vect_analyze_scalar_cycles):
11782 (vect_analyze_data_ref_dependences):
11783 (vect_analyze_data_refs_alignment):
11784 (vect_analyze_data_ref_accesses):
11785 (vect_analyze_data_refs):
11786 (vect_mark_stmts_to_be_vectorized):
11787 (vect_get_loop_niters):
11788 (vect_analyze_loop_form):
11789 (vect_analyze_loop): Likewise.
11790 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11791
11792 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11793
11794 PR bootstrap/19796
11795 Revert:
11796 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11797 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11798 either -ffast-math or -funsafe-math-optimizations is in use.
11799
11800 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11801 * config/mips/irix-csr.c: New file.
11802 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11803 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11804 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11805 executables.
11806
11807 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11808
11809 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11810 redundant, incorrect definitions.
11811
11812 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11813 expand.
11814 ("*tls_indirect_call"): New, reference hard regs directly.
11815 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11816
11817 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11818
11819 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11820 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11821
11822 2005-02-06 Roger Sayle <roger@eyesopen.com>
11823
11824 PR rtl-optimization/19800
11825 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11826 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11827 gen_lowpart.
11828
11829 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11830
11831 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11832
11833 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11834
11835 PR other/17135
11836 * doc/invoke.texi: Correct documentation of -freorder-functions.
11837
11838 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11839
11840 PR other/14402
11841 * doc/invoke.texi: Don't mention gccbug.
11842
11843 2005-02-06 Roger Sayle <roger@eyesopen.com>
11844 Andrew Pinski <pinskia@physics.uc.edu>
11845 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11846
11847 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11848 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11849 into just (zero_extract:SI FOO (const_int 1) BAR).
11850
11851 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11852
11853 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11854 macro locally. Don't give last revision date. Use GCC version
11855 number from gcc-common.texi.
11856 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11857 revision date. Use GCC version number from gcc-common.texi.
11858 Describe being a library as current state rather than as 3.x
11859 history.
11860 * doc/gcc.texi: Remove last update date.
11861 * doc/gccint.texi: Likewise. Update copyright dates.
11862 * doc/install.texi: Update copyright dates.
11863
11864 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11865
11866 PR other/7549
11867 * doc/invoke.texi: Mention for each option included in -Wall that
11868 it is included in -Wall.
11869 * doc/gcc.texi: Update copyright and last modification date.
11870
11871 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11872
11873 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11874 unnecessary cast to original induction variable increments.
11875
11876 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11877
11878 PR tree-optimization/18219
11879 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11880 in distributed form.
11881
11882 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11883
11884 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11885 Set bitpos and offset later in the function. Do nothing if the
11886 target is a register and if the bitfield lies completely outside
11887 that register.
11888 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11889 here. Return an uninitialised register if the source value is stored
11890 in a register and the bitfield lies completely outside that register.
11891
11892 2005-02-06 Steven Bosscher <stevenb@suse.de>
11893
11894 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11895 not SET_DEST.
11896
11897 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11898
11899 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11900
11901 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11902
11903 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11904 * config/darwin8.h: New.
11905 * config/darwin7.h: Update comment.
11906
11907 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11908 Dorit Naishlos <dorit@il.ibm.com>
11909
11910 * tree-vectorizer.h (LOC): New type.
11911 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11912 (loop_line_number): New field in struct _loop_vec_info.
11913 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11914
11915 * tree-vectorizer.c (input.h): Included.
11916 (find_loop_location): New function.
11917 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11918 loop line number removed.
11919 (vect_debug_details): Likewise.
11920 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11921
11922 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11923 call to vect_debug_details/stats changed from loop to loop_loc.
11924 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11925 (slpeel_tree_peel_loop_to_edge): Likewise.
11926
11927 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11928 changed from NULL to UNKNOWN_LOC.
11929 (vect_get_base_and_offset):
11930 (vect_create_addr_base_for_vector_ref):
11931 (get_vectype_for_scalar_type):
11932 (vect_create_data_ref_ptr):
11933 (vect_init_vector):
11934 (vect_get_vec_def_for_operand):
11935 (vect_finish_stmt_generation):
11936 (vectorizable_assignment):
11937 (vectorizable_operation):
11938 (vectorizable_store):
11939 (vectorizable_load):
11940 (vect_transform_stmt):
11941 (vect_update_ivs_after_vectorizer):
11942 (vect_do_peeling_for_loop_bound):
11943 (vect_do_peeling_for_alignment):
11944 (vect_transform_loop):
11945 (vect_is_simple_use):
11946 (vect_analyze_operations):
11947 (vect_is_simple_iv_evolution):
11948 (vect_analyze_scalar_cycles):
11949 (vect_analyze_data_ref_dependences):
11950 (vect_compute_data_ref_alignment):
11951 (vect_enhance_data_refs_alignment):
11952 (vect_analyze_data_ref_access):
11953 (vect_analyze_data_ref_accesses):
11954 (vect_analyze_pointer_ref_access):
11955 (vect_get_memtag_and_dr):
11956 (vect_analyze_data_refs):
11957 (vect_mark_relevant):
11958 (vect_stmt_relevant_p):
11959 (vect_mark_stmts_to_be_vectorized):
11960 (vect_can_advance_ivs_p):
11961 (vect_get_loop_niters):
11962 (vect_analyze_loop):
11963 (vectorize_loops): Likewise.
11964
11965 (vectorizable_load): Argument in call to vect_debug_details/stats
11966 changed from loop to LOOP_LOC (loop_vinfo).
11967 (vect_transform_loop):
11968 (vect_analyze_operations):
11969 (vect_analyze_scalar_cycles):
11970 (vect_analyze_data_ref_dependence):
11971 (vect_enhance_data_refs_alignment):
11972 (vect_analyze_data_ref_accesses):
11973 (vect_analyze_pointer_ref_access):
11974 (vect_analyze_data_refs):
11975 (vect_analyze_loop): Likewise.
11976
11977 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
11978 changed from loop to loop_loc.
11979
11980 (vect_enhance_data_refs_alignment): Removed unused variable loop.
11981
11982 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11983 Dorit Naishlos <dorit@il.ibm.com>
11984
11985 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
11986 declaration added.
11987 (vect_analyze_data_ref_dependences): Likewise.
11988
11989 (vect_is_simple_use): Argument changed from loop structure to
11990 loop_vect_info structure.
11991 (vect_can_advance_ivs_p): Likewise.
11992 (vect_create_index_for_vector_ref): Likewise.
11993 (vect_update_ivs_after_vectorizer): Likewise.
11994 (new_stmt_vec_info): Likewise.
11995
11996 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
11997 changed from loop to loop_vinfo.
11998 (vect_create_data_ref_ptr): First argument in call to
11999 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12000 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12001 was changed from loop to loop_vinfo.
12002 (vectorizable_operation): Likewise.
12003 (vectorizable_store): Likewise.
12004 (vect_mark_stmts_to_be_vectorized): Likewise.
12005 (vect_do_peeling_for_loop_bound): First argument in call to
12006 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12007 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12008 was changed from loop to loop_vinfo.
12009 (vect_analyze_data_ref_dependences): Third argument in call to
12010 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12011
12012 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12013 (vect_create_data_ref_ptr): Likewise.
12014 (vect_init_vector): Likewise.
12015 (vect_get_vec_def_for_operand): Likewise.
12016 (vectorizable_assignment): Likewise.
12017 (vectorizable_operation): Likewise.
12018 (vectorizable_store): Likewise.
12019 (vectorizable_load): Likewise.
12020 (vect_update_ivs_after_vectorizer): Likewise.
12021 (vect_is_simple_use): Likewise.
12022 (vect_analyze_data_ref_dependence): Likewise.
12023 (vect_analyze_pointer_ref_access): Likewise.
12024 (vect_can_advance_ivs_p): Likewise.
12025
12026 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12027 before _stmt_vec_info.
12028 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12029 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12030 (new_stmt_vec_info): Argument changed from loop structure to
12031 loop_vect_info structure
12032
12033 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12034 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12035 (vect_create_addr_base_for_vector_ref): Likewise.
12036 (vect_analyze_pointer_ref_access): Likewise.
12037
12038 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12039
12040 PR tree-opt/19768
12041 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12042 phi flag if the phi is abnormal.
12043
12044 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12045
12046 PR tree-opt/19736
12047 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12048 information for the new statement.
12049
12050 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12051
12052 PR driver/19117
12053 * gcc.c (main): Include the target in -v output.
12054
12055 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12056
12057 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12058 Do not drop the extend if we'd have to add a paradoxical subreg
12059 later. Include optabs.h and insn-codes.h.
12060 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12061
12062 2005-02-02 Roger Sayle <roger@eyesopen.com>
12063
12064 PR middle-end/19405
12065 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12066 * fold-const.c (const_binop): Avoid constant folding floating
12067 point operations in modes that use composite representations.
12068 * simplify-rtx.c (simplify_binary_operation): Likewise.
12069
12070 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12071
12072 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12073 a REG, not a MEM.
12074 (altivec_dstt): Likewise.
12075 (altivec_dstst): Likewise.
12076 (altivec_dststt): Likewise.
12077 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12078 of first operand.
12079
12080 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12081
12082 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12083 EXPR_LOCUS from orig_cond to the new cond_stmt.
12084 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12085 the new vec_stmt.
12086
12087 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12088
12089 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12090 standard_iv_increment_position. Remove call to bsi_next
12091 (no need to bump the iterator anymore).
12092 (vect_create_index_for_vector_ref): Call
12093 standard_iv_increment_position. Remove second function argument.
12094 (vect_finish_stmt_generation): Remove call to bsi_next
12095 (no need to bump the iterator anymore).
12096 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12097 to vect_create_index_for_vector_ref.
12098
12099 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12100
12101 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12102 phis are used out of the loop.
12103
12104 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12105
12106 PR c/17807
12107 * c-decl.c (undef_nested_function): New variable.
12108 (pop_scope): Diagnose undefined nested functions.
12109 (finish_function): Don't attempt cgraph processing or genericizing
12110 if current top-level function contained an undefined nested
12111 function. Reset undef_nested_function at the end of a top-level
12112 function.
12113
12114 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12115
12116 * tree.c (build_int_cst_type): Take sign of the value into account
12117 when deciding whether sign extend the value.
12118
12119 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12120
12121 PR c/18502
12122 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12123 (cpp_options, cc1_options): Change %{std*&ansi} to
12124 %{std*&ansi&trigraphs}.
12125
12126 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12127
12128 * cse.c: Update comments.
12129
12130 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12131
12132 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12133 arguments go on the stack. Do not put complex doubles in odd/even
12134 pairs.
12135
12136 2005-02-02 Steven Bosscher <stevenb@suse.de>
12137
12138 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12139 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12140 -ftree-pre, and -fthread-jumps.
12141
12142 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12143
12144 PR tree-optimization/19578
12145 * tree-flow.h (modified_noreturn_calls): Declare.
12146 (noreturn_call_p): Declare.
12147 * tree-flow-inline.h (noreturn_call_p): New function.
12148 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12149 * tree-cfg.c (modified_noreturn_calls): New variable.
12150 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12151 that contain a mid-block noreturn call.
12152 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12153
12154 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12155
12156 * df.c (df_def_record_1, df_uses_record): Don't use
12157 DF_FOR_REGALLOC.
12158 * df.h (DF_FOR_REGALLOC): Remove.
12159
12160 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12161
12162 PR c/19435
12163 * c-typeck.c (really_start_incremental_init): Reset
12164 constructor_max_index for arrays of incomplete type.
12165
12166 2005-02-02 Jeff Law <law@redhat.com>
12167
12168 * gcse.c (struct reg_set): Store the block index where the register
12169 was set rather than the setting insn.
12170 (record_one_set, compute_transp): Corresponding changes.
12171 (pre_insert_copy_insn): Do not call replace_one_set.
12172 (replace_one_set): Remove.
12173
12174 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12175
12176 PR other/15514
12177 * doc/gcov.texi: Fix typo.
12178
12179 2005-02-01 Richard Henderson <rth@redhat.com
12180
12181 PR target/19680
12182 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12183 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12184 type to bool.
12185 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12186 * config/i386/i386-protos.h: Update.
12187
12188 2005-02-01 Steven Bosscher <stevenb@suse.de>
12189
12190 PR tree-optimization/19217
12191 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12192 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12193 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12194 that it is walking a PHI node.
12195
12196 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12197
12198 * doc/extend.texi (Nested Functions): Update.
12199
12200 2005-02-01 Richard Henderson <rth@redhat.com>
12201
12202 PR 19696
12203 * optabs.c (expand_copysign_absneg): Export.
12204 * optabs.h (expand_copysign_absneg): Declare.
12205 * config/rs6000/rs6000.md (copysigntf3): New.
12206
12207 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12208
12209 PR tree-optimization/19633
12210 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12211 * tree-ssa-alias.c (init_alias_info): Initialize.
12212 (merge_pointed_to_info): Set.
12213 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12214 (dump_points_to_info_for): Show value of pt_null.
12215 (struct count_ptr_d): Declare.
12216 (find_ptr_dereference): Remove.
12217 (ptr_is_dereferenced_by): Remove.
12218 (count_ptr_derefs): New local function.
12219 (count_uses_and_derefs): New local function.
12220 (compute_points_to_and_addr_escape): Call it. If the number
12221 of dereferences is greater than zero, mark the pointer as
12222 dereferenced. If there are fewer dereferences than uses of
12223 the pointer, the pointer's value escapes.
12224
12225 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12226
12227 PR tree-optimization/19670
12228 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12229 here...
12230 (verify_use): ... set it here, instead.
12231
12232 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12233
12234 * doc/sourcebuild.texi (Test directives): Fix formatting.
12235
12236 * doc/sourcebuild.texi (Test directives): Describe selector
12237 expressions.
12238
12239 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12240
12241 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12242 specific 64-bit CPUs.
12243
12244 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12245
12246 PR target/16201
12247 * arm.c (arm_eliminable_register): New function.
12248 (adjacent_mem_locations): Don't allow eliminable registers. Use
12249 HOST_WIDE_INT for address offsets.
12250 * arm-protos.h (arm_eliminable_register): Add prototype.
12251
12252 2005-02-01 Steven Bosscher <stevenb@suse.de>
12253
12254 PR optimization/15242
12255 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12256 * basic-block.h (duplicate_computed_gotos): Add prototype.
12257 * bb-reorder.c (duplicate_computed_gotos): New function to
12258 duplicate sufficiently small blocks ending in a computed jump.
12259 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12260 if not optimizing for size.
12261 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12262 never do tail merging for blocks ending in a computed jump.
12263 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12264
12265 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12266
12267 Patch from Richard Sandiford <rsandifo@redhat.com>
12268 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12269 from inheriting a subreg equivalence with a non-spill register.
12270
12271 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12272
12273 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12274
12275 * config/frv/frv.c (movcc_fp_destination_operand): New.
12276 (gpr_or_memory_operand): Fix typo in comment.
12277 (gpr_or_memory_operand_with_scratch): New.
12278 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12279 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12280 movcc_fp_destination_operand.
12281 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12282 Legitimize memory addresses using a scratch register.
12283
12284 2005-01-31 Jeff Law <law@redhat.com>
12285
12286 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12287 bitmap a sparse bitmap instead of a simple bitmap.
12288 (mark_def_sites_initialize_block): Corresponding changes.
12289 (ssa_mark_def_sites_initialize_block): Likewise.
12290 (ssa_mark_phi_uses): Likewise.
12291 (mark_def_site, ssa_mark_def_sites): Likewise.
12292 (mark_def_site_blocks): Likewise.
12293 (rewrite_ssa_into_ssa): Likewise.
12294
12295 * tree-ssa-dom.c (record_cond): Pass correct variable type
12296 for last argument to htab_find_slot_with_hash.
12297
12298 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12299 effects when optimizing 0 % X. Do not try to optimize X % 0.
12300
12301 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12302
12303 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12304 1_mmalua.
12305
12306 2005-02-01 Eric Christopher <echristo@redhat.com>
12307
12308 * config/mips/mips.c (override_options): Warn if -mint64
12309 is used.
12310 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12311 deprecated.
12312
12313 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12314
12315 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12316 timestamp.
12317 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12318 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12319 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12320 (cached_regno): Initialize to INVALID_REGNUM.
12321 (cse_reg_info_table_size,
12322 cse_reg_info_table_first_uninitialized,
12323 cse_reg_info_timestamp): New.
12324 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12325 get_cse_reg_info.
12326 (init_cse_reg_info, get_cse_reg_info_1): New.
12327 (get_cse_reg_info): Cache the last look-up.
12328 (new_basic_block): Update the code to clear mappings from
12329 registers to cse_reg_info entries.
12330 (cse_main): Call init_cse_reg_info.
12331
12332 * cse.c (get_cse_reg_info): Update a comment.
12333
12334 2005-01-31 Steven Bosscher <stevenb@suse.de>
12335
12336 PR c/19333
12337 * c-decl.c (start_decl): Do not warn about arrays of elements with
12338 an incomplete type here.
12339 (grokdeclarator): Do it here by making a pedwarn an error.
12340 * c-typeck.c (push_init_level): If there were previous errors with
12341 the constructor type, do not warn about braces for initializers.
12342 (process_init_element): Likewise for excess initializer elements.
12343
12344 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12345
12346 * cse.c (delete_trivially_dead_insn): Don't iterate.
12347
12348 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12349
12350 * config/rs6000/rs6000.md (copysignsf3): New expand.
12351 (copysigndf3): Likewise.
12352
12353 2005-01-31 Steven Bosscher <stevenb@suse.de>
12354
12355 * recog.c (constrain_operands): Only look for earlyclobber operand
12356 conflicts if an '&' constraint was seen.
12357
12358 2005-01-31 Marc Espie <espie@openbsd.org>
12359
12360 * config.gcc: Don't include embedded systems fragment, switches default
12361 debugging format to ELF.
12362 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12363 longer pick it up there.
12364
12365 2005-01-31 Dale Johannesen <dalej@apple.com>
12366
12367 * doc/extend.texi (nested functions): Fix linkage description.
12368 Clarify that static is not allowed.
12369
12370 2005-01-31 Dale Johannesen <dalej@apple.com>
12371
12372 * config/rs6000/darwin.md (movsf_low_di): Make work.
12373 (movdf_low_di): Make work.
12374
12375 2005-01-31 Dale Johannesen <dalej@apple.com>
12376
12377 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12378 Make work for 64 bit.
12379
12380 2005-01-31 Roger Sayle <roger@eyesopen.com>
12381 Dale Johannesen <dalej@apple.com>
12382
12383 PR middle-end/19650
12384 * fold-const.c (fold_binary_op_with_conditional_arg):
12385 Make types match original operands, before STRIP_NOPS.
12386
12387 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12388
12389 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12390 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12391 (struct gcc_sigcontext): Delete. Merge contents to..
12392 (struct gcc_ucontext): ..here.
12393 (get_sigcontext): Delete.
12394 (get_regs): New function, like get_sigcontext but return regs ptr.
12395 64-bit version finds regs from r1 to support vdso.
12396 (ppc_linux_aux_vector): New function.
12397 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12398 and vector regs.
12399
12400 2005-01-31 Ira Rosen <irar@il.ibm.com>
12401
12402 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12403 sizetype.
12404 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12405 redundant fold. Fix misalignment for MINUS_EXPR.
12406 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12407 (vect_analyze_pointer_ref_access): Likewise.
12408 (vect_get_memtag_and_dr): Likewise.
12409
12410 2005-01-31 Richard Henderson <rth@redhat.com>
12411
12412 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12413 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12414 absnegdf2_i387, absnegxf2_i387): Likewise.
12415
12416 2005-01-31 Richard Henderson <rth@redhat.com>
12417
12418 PR 19696
12419 * optabs.c (expand_copysign_absneg): New.
12420 (expand_copysign_bit): Split out from ...
12421 (expand_copysign): ... here. Use expand_copysign_absneg.
12422
12423 2005-01-30 Roger Sayle <roger@eyesopen.com>
12424
12425 PR middle-end/19697
12426 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12427 constant as the second operand and a register as the third.
12428
12429 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12430
12431 PR target/19704
12432 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12433 that dllimport'd functions do not use all call-clobbered registers
12434 to pass parameters.
12435
12436 2005-01-30 Richard Henderson <rth@redhat.com>
12437
12438 PR 19696
12439 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12440 expand_abs_nojump and generalize. Use operand_subword and
12441 emit_no_conflict_block. Support large modes.
12442 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12443 back to maximum.
12444 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12445 negation to subtraction.
12446 (expand_copysign): Check that the format has signed zeros.
12447 Use operand_subword and emit_no_conflict_block. Support large modes.
12448
12449 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12450
12451 Fix PR tree-optimization/19624
12452
12453 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12454 * tree-ssa-pre.c: Add cfgloop.h.
12455 Update comment.
12456 (pre_stats): New member, constified.
12457 (inserted_exprs): New static variable.
12458 (NECESSARY): New macro.
12459 (create_expression_by_pieces): Fold the expression, and
12460 mark it as defaulting to not necessary. Also put in
12461 inserted_exprs.
12462 (fully_constant_expression): New function.
12463 (insert_into_preds_of_block): Modify to not insert phis when we
12464 are playing with induction variables.
12465 Push phis onto the inserted_exprs vector, and mark them as not
12466 necessary by default.
12467 (insert_aux): Call fully_constant_expression on eprime.
12468 If all edges produce the same value, mark it constant.
12469 (mark_operand_necessary): New function.
12470 (remove_dead_inserted_code): New function.
12471 (init_pre): Init loop optimizer to get loop info.
12472 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12473 (execute_pre): Commit edge inserts, then remove dead code.
12474
12475 2005-01-30 Richard Henderson <rth@redhat.com>
12476
12477 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12478 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12479
12480 2005-01-30 Richard Henderson <rth@redhat.com>
12481
12482 PR target/19700
12483 * config/i386/i386.c (ix86_expand_copysign): New.
12484 (ix86_split_copysign_const): New.
12485 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12486 rearrange op1/nmask operands.
12487 * config/i386/i386-protos.h: Update.
12488 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12489 (copysigndf3): Likewise.
12490 (copysignsf3_const, copysigndf3_const): New.
12491 (copysignsf3_var): Rename from copysignsf3, split out splitter
12492 and fix split predicate for X constraint.
12493 (copysigndf3_var): Similarly.
12494
12495 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12496
12497 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12498 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12499 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12500
12501 2005-01-29 Richard Henderson <rth@redhat.com>
12502
12503 PR target/19690
12504 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12505 of # and * in constraints.
12506
12507 2005-01-29 Richard Henderson <rth@redhat.com>
12508
12509 PR middle-end/19689
12510 * expr.c (store_field): Don't strip sub-mode cast when the input
12511 data is even smaller.
12512
12513 2005-01-29 Richard Henderson <rth@redhat.com>
12514
12515 PR middle-end/19687
12516 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12517 union being empty.
12518
12519 2005-01-29 Richard Henderson <rth@redhat.com>
12520
12521 * combine.c (make_field_assignment): Fix argument order
12522 to gen_int_mode.
12523
12524 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12525
12526 PR tree-optimization/15791
12527 * fold-const.c (extract_array_ref): New function.
12528 (fold): Fold comparisons between &a[i] and &a[j] or
12529 semantically equivalent trees.
12530
12531 2005-01-29 Jeff Law <law@redhat.com>
12532
12533 * gcse.c (insert_expr_in_table): Revamp handling of available
12534 and anticipatable occurrence lists to avoid unnecessary list
12535 walking.
12536 (insert_set_in_table): Similarly.
12537
12538 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12539
12540 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12541 build string type.
12542 (c_build_qualified_type): Build qualified array types with
12543 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12544 * c-decl.c (c_make_fname_decl): Build unqualified array type
12545 before qualified type.
12546 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12547 type is qualified, not just if type itself is. Don't apply
12548 qualifiers to array type when declarator is processed. Apply
12549 qualifiers to field type whether or not it is an array type.
12550 Don't handle array types specially for applying qualifiers to
12551 variables.
12552 * c-typeck.c (composite_type): Build unqualified element type and
12553 array type when forming composite of array types.
12554 (common_pointer_type, comptypes, comp_target_types,
12555 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12556 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12557 types.
12558 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12559 (args2) in variables a1 and a2.
12560
12561 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12562
12563 * cse.c (n_elements_made, max_elements_made): Remove.
12564 (insert): Don't touch n_elements_made.
12565 (cse_main): Don't touch n_elements_made or max_elements_made.
12566
12567 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12568
12569 PR target/15384
12570 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12571 configuration part of dp-bit.c to be lost.
12572
12573 2005-01-28 Roger Sayle <roger@eyesopen.com>
12574
12575 * expmed.c (expand_mult_highpart_optab): When attempting to use
12576 a non-widening multiplication in a wider mode, the operands need
12577 to be converted (zero or sign extended) to that mode.
12578
12579 2005-01-28 Ian Lance Taylor <ian@airs.com>
12580
12581 PR middle-end/16558
12582 PR middle-end/19583
12583 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12584 through if both operands fall through.
12585
12586 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12587
12588 * cse.c (fold_rtx) <PC>: Don't optimize.
12589
12590 2005-01-28 Jeff Law <law@redhat.com>
12591
12592 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12593 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12594
12595 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12596
12597 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12598 cse_reg_info_used_list_end): Remove.
12599 (cse_reg_info_list, cse_reg_info_list_free): New.
12600 (get_cse_reg_info): When allocating an instance of
12601 cse_reg_info, add it to the beginning of the cse_reg_info_list
12602 list. Remove code to maintain cse_reg_info_used_list.
12603 (new_basic_block): Reset the free list to the beginning of
12604 cse_reg_info_list.
12605
12606 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12607
12608 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12609 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12610 (frv_expand_mdpackh_builtin): New function.
12611 (frv_expand_builtin): Use it to expand __MDPACKH.
12612 * doc/extend.texi (__MDPACKH): Update documentation.
12613
12614 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12615
12616 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12617 SSE_FLOAT_MODE_P for use_sse computation.
12618
12619 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12620
12621 PR target/19663
12622 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12623
12624 2005-01-27 Richard Henderson <rth@redhat.com>
12625
12626 * builtins.c (expand_builtin_copysign): New.
12627 (expand_builtin): Call it.
12628 * genopinit.c (optabs): Add copysign_optab.
12629 * optabs.c (init_optabs): Initialize it.
12630 (expand_copysign): New.
12631 * optabs.h (OTI_copysign, copysign_optab): New.
12632 (expand_copysign): Declare.
12633
12634 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12635 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12636
12637 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12638 (ix86_expand_fp_absneg_operator): ... here.
12639 (ix86_split_copysign): New.
12640 * config/i386/i386-protos.h: Update.
12641 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12642 (copysignsf3, copysigndf3): New.
12643
12644 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12645 (copysignsf3, ncopysignsf3): New.
12646 (copysigndf3, ncopysigndf3): New.
12647 (copysignxf3, ncopysignxf3): New.
12648 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12649
12650 2005-01-27 Arend Bayer <arend.bayer@web.de>
12651 Kazu Hirata <kazu@cs.umass.edu>
12652
12653 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12654 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12655 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12656 NULL_RTX.
12657
12658 2005-01-27 Jeff Law <law@redhat.com>
12659
12660 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12661 definitions of SSA_NAMEs which are not being rewritten.
12662 (rewrite_ssa_into_ssa): Only initialize the current definition
12663 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12664 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12665 SSA_NAMEs before returning.
12666
12667 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12668
12669 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12670 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12671 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12672 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12673 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12674
12675 2005-01-27 Steven Bosscher <stevenb@suse.de>
12676
12677 PR middle-end/17278
12678 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12679 higher to -O2 and higher. Likewise for tree PRE.
12680 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12681 and better.
12682
12683 2005-01-27 Ian Lance Taylor <ian@airs.com>
12684
12685 PR middle-end/19583
12686 * gimple-low.c (try_catch_may_fallthru): New static function.
12687 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12688 * tree-inline.c (expand_call_inline): Don't warn about reaching
12689 the end of a non-void function being inlined if the function uses
12690 a return slot.
12691
12692 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12693
12694 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12695
12696 PR c/18946
12697 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12698 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12699 (implicitly_declare): Handle error_mark_node.
12700
12701 2005-01-27 Richard Henderson <rth@redhat.com>
12702
12703 PR tree-opt/14329
12704 * tree.h (struct tree_decl): Add debug_expr_is_from.
12705 (DECL_DEBUG_EXPR_IS_FROM): New.
12706 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12707 * dwarf2out.c (dwarf2out_var_location): Update to match.
12708 * tree-outof-ssa.c (create_temp): Likewise.
12709 * var-tracking.c (track_expr_p): Likewise.
12710 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12711 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12712 * toplev.c (default_tree_printer): Likewise.
12713
12714 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12715
12716 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12717 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12718
12719 2005-01-27 Steven Bosscher <stevenb@suse.de>
12720
12721 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12722 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12723 ASM_CLOBBERS): Add tree checks.
12724
12725 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12726 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12727 * c-common.def (SWITCH_STMT): Update to match.
12728 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12729 macros instead of SWITCH_EXPR ones.
12730 * c-dump.c (c_dump_tree): Likewise.
12731 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12732 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12733
12734 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12735
12736 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12737
12738 * unwind-dw2.c (execute_stack_op): Add missing cases for
12739 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12740
12741 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12742
12743 * config.gcc (Obsolete configurations): Remove 'dummy', add
12744 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12745 sparc-*-openbsd*.
12746
12747 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12748
12749 PR tree-optimization/19633
12750 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12751 CALL_EXPRs.
12752 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12753 are no call-clobbered variables.
12754 * tree-outof-ssa.c (check_replaceable): Return false for calls
12755 with side-effects.
12756
12757 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12758
12759 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12760 even for variables with NULL DECL_INITIAL.
12761
12762 2005-01-26 Stuart Hastings <stuart@apple.com>
12763
12764 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12765
12766 2005-01-26 Richard Henderson <rth@redhat.com>
12767
12768 PR middle-end/18008
12769 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12770 field's type.
12771 * expr.c (store_field): Strip conversions to odd-bit-sized types
12772 if the destination field width matches.
12773
12774 2005-01-26 Richard Henderson <rth@redhat.com>
12775
12776 * c-decl.c, expmed.c, expr.c: Revert last change.
12777
12778 2005-01-26 Richard Henderson <rth@redhat.com>
12779
12780 PR middle-end/18008
12781 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12782 field's type.
12783 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12784 if we don't need the bits above those present in the current mode.
12785 * expr.c (store_field): Strip conversions to odd-bit-sized types
12786 if the destination field width matches.
12787
12788 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12789
12790 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12791 either -ffast-math or -funsafe-math-optimizations is in use.
12792
12793 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12794
12795 PR target/19293
12796 PR target/19329
12797 * config/avr/avr.c (notice_update_cc): Only set condition code for
12798 ashrqi3 if shift count > 0.
12799 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12800 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12801 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12802 count <= 0 as a no-op, and shift count >= width by copying zero
12803 or sign bit to all bits of the result.
12804 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12805 count, with attribute "length" set to 0 and "cc" set to "none".
12806
12807 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12808
12809 * doc/invoke.texi: Document -mTLS.
12810
12811 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12812 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12813 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12814 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12815 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12816 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12817 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12818 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12819
12820 * configure.ac: Check for a TLS capable gas.
12821
12822 * configure: Regenerate.
12823
12824 2005-01-26 Richard Henderson <rth@redhat.com>
12825
12826 PR middle-end/18008
12827 * combine.c (make_field_assignment): Simplify store to zero_extract
12828 from a source with an overlapping mask.
12829
12830 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12831
12832 2004-11-11 Eric Christopher <echristo@redhat.com>
12833
12834 * config/frv/frv.md: Add fr400_integer automaton. Don't
12835 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12836 to TYPE_MACC.
12837
12838 2005-01-26 Steven Bosscher <stevenb@suse.de>
12839
12840 PR middle-end/16585
12841 * cfgbuild.c (make_edges): Do not clear or set
12842 current_function_has_computed_jump.
12843 * function.h (struct function): Remove the has_computed_jump field.
12844 (current_function_has_computed_jump): Do not define.
12845 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12846 in a computed jump. Ignore current_function_has_computed_jump.
12847
12848 2005-01-26 Richard Henderson <rth@redhat.com>
12849
12850 PR middle-end/19515
12851 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12852 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12853 fully initialized.
12854 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12855 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12856 objects into static storage if they have more than one non-zero value.
12857 * tree.h (categorize_ctor_elements): Update decl.
12858
12859 2005-01-26 Steven Bosscher <stevenb@suse.de>
12860
12861 PR middle-end/19616
12862 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12863 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12864 to this function from 2004-07-10.
12865 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12866 the current function for tail call optimizations if the address
12867 of one of it its arguments is taken.
12868
12869 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12870
12871 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12872
12873 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12874
12875 * function.c (expand_function_end): If current_function_calls_alloca,
12876 emit stack restore in a place that is reached when the function falls
12877 through at the end.
12878
12879 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12880
12881 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12882 rule to avoid matching inappropriate suffix rule.
12883
12884 2005-01-26 Jan Hubicka <jh@suse.cz>
12885
12886 PR tree-optimization/19241
12887 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12888
12889 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12890
12891 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12892 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12893 of doubling.
12894 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12895 <sim*>: Always use crt1.o, regardless of N in simN.
12896 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12897 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12898 (CRT_CALL_STATIC_FUNCTION): Remove.
12899 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12900 use crt1.o, regardless of N in simN.
12901 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12902 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12903 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12904 case isystem setting.
12905 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12906
12907 2005-01-25 Ian Lance Taylor <ian@airs.com>
12908
12909 * gimple-low.c (block_may_fallthru): Correct handling of
12910 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12911
12912 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12913
12914 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12915 handlers to match indentation; nested under the mtune=* handler.
12916 Similar for mcpu= and march=.
12917
12918 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12919
12920 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12921 * config/mips/linux64.h (LIB_SPEC): Likewise.
12922 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12923 * config/sh/linux.h (LIB_SPEC): Likewise.
12924
12925 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12926
12927 * config/frv/frv.c (frv_legitimize_tls_address): New.
12928 (TARGET_HAVE_TLS): Define.
12929 (FRV_SYMBOL_REF_TLS_P): Define.
12930 (frv_override_options): Handle new register classes.
12931 (frv_legitimate_address_p): Reject tls addresses.
12932 (frv_legitimize_address): Handle TLS addresses.
12933 (gen_inlined_tls_plt): New.
12934 (gen_tlsmoff): New.
12935 (frv_legitimize_tls_address): New.
12936 (unspec_got_name): Add TLS entries.
12937 (got12_operand): Add R_FRV_TLSMOFF12 case.
12938 (frv_emit_move): Fixup TLS addresses.
12939 (frv_emit_movsi): Legitimize TLS addresses.
12940
12941 * config/frv/frv.h (MASK_BIG_TLS): New.
12942 (TARGET_BIG_TLS): New.
12943 (HAVE_AS_TLS): Define.
12944 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12945 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12946 (REG_CLASS_NAMES): Same.
12947 (REG_CLASS_CONTENTS): Same.
12948 (CONSTRAINT_LEN): New.
12949 (REG_CLASS_FROM_CONSTRAINT): New.
12950 (PREDICATE_CODES): Add symbolic_operand.
12951
12952 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12953 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
12954 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
12955 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
12956 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
12957 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
12958 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
12959 GR9_REG, GR14_REG, LRREG.
12960 (type): Add load_or_call attribute.
12961 ("load_or_call"): New reservation.
12962 ("call_gettlsoff"): New.
12963 ("tls_indirect_call"): New.
12964 ("tls_load_gottlsoff12"): New.
12965 ("tlsoff_hilo"): New.
12966 ("tls_tlsdesc_ldd"): New.
12967 ("tls_tlsoff_ld"): New.
12968 ("tls_lddi"): New.
12969
12970 * config/frv/frv-protos.h (symbolic_operand): Protoize.
12971
12972 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
12973
12974 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
12975 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
12976 * config/frv/frv.c (TLS_BIAS): Define.
12977 (frv_output_dwarf_dtprel): New.
12978
12979 2005-01-26 Jakub Jelinek <jakub@redhat.com>
12980
12981 PR rtl-optimization/19579
12982 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
12983 both A and B, see if they don't clobber registers the other expr uses.
12984
12985 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
12986
12987 * real.c (do_add): Initialize signalling and canonical members.
12988
12989 * real.c (real_from_integer): Zero out destination.
12990
12991 2005-01-18 Jan Hubicka <jh@suse.cz>
12992
12993 PR tree-optimize/19337
12994 * tree-inline.c (initialize_inlined_parameters): Copy
12995 saved_static_chain_decl only.
12996
12997 2005-01-25 Richard Henderson <rth@redhat.com>
12998
12999 PR target/19556
13000 PR target/19584
13001 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13002 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13003 80387 enabled, to return a proper subclass. Return the subset that
13004 overlaps with GENERAL_REGS for PLUS.
13005 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13006
13007 2005-01-25 Richard Henderson <rth@redhat.com>
13008
13009 PR middle-end/19609
13010 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13011
13012 2005-01-25 Roger Sayle <roger@eyesopen.com>
13013
13014 * expmed.c (choose_multiplier): Change interface to return the
13015 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13016 (expand_divmod): Update calls to choose_multiplier.
13017
13018 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13019
13020 PR middle-end/19330
13021 * expmed.c (extract_bit_field): Use adjust_address instead of
13022 gen_lowpart when op0 is a MEM.
13023
13024 2005-01-24 Steven Bosscher <stevenb@suse.de>
13025
13026 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13027
13028 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13029
13030 * config/mips/irix-csr.c: New file.
13031 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13032 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13033 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13034 executables.
13035
13036 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13037
13038 PR bootstrap/19364
13039 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13040 sparc/elf.h, add sparc/sp-elf.h.
13041 (sparc-*-rtems*): Likewise.
13042 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13043 tm-dwarf2.h, add sparc/sp-elf.h.
13044 (sparc86x-*-elf): Likewise.
13045 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13046 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13047 TARGET_OS_CPP_BUILTINS.
13048 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13049 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13050 Undefine it.
13051 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13052 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13053 (SWITCH_TAKES_ARG): Likewise.
13054 (LOCAL_LABEL_PREFIX): Likewise.
13055 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13056 (TARGET_N_FORMAT_TYPES): Delete.
13057 (TARGET_FORMAT_TYPES): Likewise.
13058 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13059 * config/sparc/elf.h: Delete.
13060 * config/sparc/sp-elf.h: New file.
13061
13062 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13063
13064 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13065 * tree-flow.h: Remove the corresponding prototype.
13066 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13067 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13068
13069 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13070
13071 PR target/17751
13072 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13073 for AIX ABI or ELF -fPIC.
13074 (rs6000_emit_load_toc_table): Don't create toc_section here.
13075 (rs6000_xcoff_file_start): Nor here.
13076
13077 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13078
13079 * sh.c (ra.h): Don't #include.
13080 (hard_regs_intersect_p): New function, resurrected from ra.c.
13081
13082 * sh.c: Fix 1996 Copyright.
13083
13084 2005-01-24 Richard Henderson <rth@redhat.com>
13085 Aldy Hernandez <aldyh@redhat.com>
13086
13087 * regrename.c (note_sets): Handle subregs.
13088
13089 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13090
13091 PR bootstrap/18058
13092 * genconditions.c (write_header, write_conditions): Elide file if
13093 not GCC >= 3.0.1.
13094
13095 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13096
13097 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13098 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13099 Update copyright.
13100
13101 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13102
13103 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13104 expand_builtin_printf, expand_builtin_fprintf,
13105 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13106 checking against POINTER_TYPE.
13107 (validate_arglist): Handle POINTER_TYPE code by checking
13108 POINTER_TYPE_P.
13109
13110 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13111
13112 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13113 init_rtlanal): New.
13114 (for_each_rtx): Call for_each_rtx_1.
13115 * rtl.h (init_rtlanal): Declare.
13116 * toplev.c (backend_init): Call init_rtlanal.
13117
13118 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13119
13120 * flow.c (propagate_one_insn): Formatting.
13121
13122 PR middle-end/19551
13123 * flow.c (libcall_dead_p): Be more conservative if unsure.
13124 If there are any instructions between insn and call, see if they are
13125 all dead before saying the libcall is dead.
13126
13127 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13128
13129 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13130 operand constraint for operand 0.
13131
13132 2005-01-23 Richard Henderson <rth@redhat.com>
13133
13134 PR 19486
13135 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13136 edges leading to join block.
13137
13138 2005-01-23 Roger Sayle <roger@eyesopen.com>
13139
13140 * expmed.c (expand_mult_highpart): Make static. Change type of
13141 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13142 (expand_divmod): Updates calls to expand_mult_highpart by using
13143 gen_int_mode to pass a CONST_INT rtx.
13144 * rtl.h (expand_mult_highpart): Remove prototype.
13145
13146 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13147
13148 * flow.c (regset_bytes, regset_size): Remove.
13149
13150 * cfganal.c: Fix a reference to Harvey's paper.
13151
13152 2005-01-23 Steven Bosscher <stevenb@suse.de>
13153
13154 PR rtl-optimization/19464
13155 * tree-optimize.c (init_tree_optimization_passes): Add one more
13156 copyrename pass just before out-of-ssa.
13157
13158 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13159
13160 PR bootstrap/18058
13161 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13162 * ggc-none.c (ggc_free): Define.
13163
13164 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13165
13166 * cse.c (max_reg, max_insn_uid): Remove.
13167 (cse_main): Don't access max_reg or max_insn_uid.
13168
13169 * c-common.c (explicit_flag_signed_bitfields,
13170 lang_statement_code_p, lang_expand_function_end): Remove.
13171 * c-common.h: Remove the corresponding declarations.
13172 * c-opts.c (c_common_handle_option): Remove all write access
13173 to explicit_flag_signed_bitfields.
13174
13175 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13176 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13177 * cgraph.h: Remove the corresponding declaration.
13178
13179 * gcse.c (null_pointer_info): Remove.
13180
13181 2005-01-23 Roger Sayle <roger@eyesopen.com>
13182 Eric Botcazou <ebotcazou@libertysurf.fr>
13183
13184 * combine.c (simplify_logical): Only simplify logical expressions
13185 of the form ior(and(x,y),z) by the inverse distributive law if the
13186 result is cheaper than the original.
13187
13188 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13189
13190 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13191 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13192 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13193 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13194 config/freebsd-spec.h, config/arm/arm.h,
13195 config/h8300/h8300.md, config/i386/i386.md,
13196 config/i386/predicates.md, config/i386/sse.md,
13197 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13198 config/vax/vax.md: Fix comment typos. Follow spelling
13199 conventions.
13200
13201 2005-01-23 Steven Bosscher <stevenb@suse.de>
13202
13203 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13204 tests, instead of `less than'.
13205
13206 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13207
13208 * function.c (assign_parm_setup_block): When creating a new stack slot
13209 for a parameter, get its alignment from the parameter's DECL_ALIGN
13210 rather than the type's TYPE_ALIGN. Make sure that the parameter
13211 is at least word aligned.
13212
13213 2005-01-22 Roger Sayle <roger@eyesopen.com>
13214
13215 PR middle-end/19378
13216 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13217
13218 2005-01-22 Richard Henderson <rth@redhat.com>
13219
13220 PR target/19506
13221 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13222 in both compare operands.
13223 (movdfcc_1_sse_max): Likewise.
13224 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13225 (movdfcc_1_sse): Likewise.
13226 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13227 scratch register as needed.
13228
13229 2005-01-22 Richard Henderson <rth@redhat.com>
13230
13231 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13232
13233 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13234
13235 2005-01-22 Richard Henderson <rth@redhat.com>
13236
13237 * genopinit.c (optabs): Use smin/smax for floating point too.
13238 * doc/md.texi: Update to match. Clarify that floating point
13239 results are undefined for +0/-0 and NaN.
13240 * doc/rtl.texi: Likewise.
13241 * rtl.def (SMIN, SMAX): Likewise
13242 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13243
13244 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13245 leading 's' to the name.
13246 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13247 smaxxf3, sminxf3): Likewise.
13248 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13249 Likewise.
13250
13251 2005-01-22 Paul Brook <paul@codesourcery.com>
13252
13253 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13254
13255 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13256
13257 * config/s390/s390.c (struct processor_costs): New fields
13258 dlgr, dlr, dr, dsgfr, dsgr.
13259 (z900_cost, z990_cost): Values for new fields.
13260 (s390_rtx_costs): New cases MEM und COMPARE in switch
13261 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13262 DIV, MOD, UDIV, UMOD.
13263
13264 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13265
13266 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13267 into the register being decremented.
13268 ("doloop_si31", "doloop_di"): Likewise.
13269 ("*doloop_si_long"): Adapt pattern.
13270
13271 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13272
13273 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13274 access registers.
13275 (CLASS_MAX_NREGS): Likewise.
13276
13277 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13278
13279 * doc/tree-ssa.texi (Statement Operands): Add example for new
13280 must-def macro. Note deprecation of old operands interface.
13281
13282 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13283
13284 PR tree-optimization/19484
13285 * tree-cfg.c (remove_fallthru_edge): New function.
13286 (cleanup_control_flow): Remove fallthru edges from calls that are
13287 now known not to return.
13288
13289 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13290
13291 Fix PR tree-optimization/19038
13292 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13293 copies with loop variant ones.
13294
13295 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13296
13297 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13298 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13299 config/alpha/alpha.md, config/alpha/predicates.md,
13300 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13301 config/sparc/sol2.h: Update copyright.
13302
13303 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13304 first label to see if it is a nonlocal label.
13305
13306 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13307 Andrew Pinski <pinskia@physics.uc.edu>
13308
13309 PR target/19491
13310 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13311 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13312
13313 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13314
13315 * config/rs6000/rtems.h: Update copyright.
13316
13317 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13318
13319 PR target/19548
13320 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13321 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13322 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13323
13324 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13325
13326 PR c/18809
13327 * c-typeck.c (convert_arguments): Check for error_mark_node.
13328
13329 2005-01-21 Ian Lance Taylor <ian@airs.com>
13330
13331 PR tree-optimization/13000
13332 * tree-inline.c: Include "tree-flow.h".
13333 (expand_call_inline): If warn_return_type, warn if non-void inline
13334 function falls through.
13335 * tree-cfg.c (execute_warn_function_return): Don't warn about
13336 control reaching end if TREE_NO_WARNING is set. Set
13337 TREE_NO_WARNING.
13338 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13339 has been lowered.
13340 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13341 branch if we don't need one.
13342 * c-typeck.c: Include "tree-flow.h"
13343 (c_finish_bc_stmt): Don't add a goto if the current statement
13344 list doesn't fall through to the current point.
13345
13346 2005-01-21 Roger Sayle <roger@eyesopen.com>
13347
13348 PR rtl-optimization/576
13349 * real.c (real_arithmetic): Change return type from void to bool
13350 to return an indication that the result may be inexact.
13351 * real.h (real_arithmeric): Update prototype.
13352 * fold-const.c (const_binop): Don't constant fold floating
13353 point expressions when the user specifies -frounding-math and
13354 the result may depend upon the run-time rounding mode.
13355 (fold_convert_const_real_from_real): Clean-up.
13356 (fold_initializer): Ignore flag_rounding_math for initializers.
13357 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13358 constant fold FP operations with flag_rounding_math if the
13359 result may depend upon the run-time rounding mode.
13360
13361 2005-01-21 Tom Tromey <tromey@redhat.com>
13362
13363 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13364
13365 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13366
13367 * tree-cfg.c: Fix comment typos.
13368
13369 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13370
13371 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13372 around the call to rest_of_handle_branch_target_load_optimize.
13373
13374 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13375
13376 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13377 (sparc64-*-openbsd*): Likewise.
13378 (sparclite-*-elf*): Include tm-dwarf2.h.
13379 (sparc86x-*-elf*): Likewise.
13380 (sparc64-*-elf*): Likewise.
13381 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13382 (DBX_DEBUGGING_INFO): Likewise.
13383 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13384 (PREFERRED_DEBUGGING_TYPE): Likewise.
13385 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13386 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13387 (PREFERRED_DEBUGGING_TYPE): Likewise.
13388 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13389 (PREFERRED_DEBUGGING_TYPE): Likewise.
13390 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13391
13392 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13393
13394 PR target/18701
13395 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13396
13397 2005-01-20 Paul Brook <paul@codesourcery.com>
13398
13399 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13400
13401 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13402
13403 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13404 label is first in a sequence of labels.
13405
13406 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13407
13408 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13409 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13410
13411 * doc/sourcebuild.texi (Test Directives): New.
13412
13413 2005-01-20 Roger Sayle <roger@eyesopen.com>
13414
13415 * real.c (real_floor): Don't leave the result uninitialized when
13416 mode is VOIDMode, but return the unrounded intermediate value.
13417 (real_ceil): Likewise.
13418
13419 2005-01-20 Paul Brook <paul@codesourcery.com>
13420
13421 * config/arm/arm.md (insv): Use gen_int_mode.
13422
13423 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13424
13425 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13426 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13427 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13428 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13429 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13430
13431 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13432
13433 Fix PR debug/19124
13434 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13435 fbreg, so we have to assume we can't.
13436 (loc_descriptor_from_tree_1): Ditto.
13437 (containing_function_has_frame_base): New function.
13438 (add_location_or_const_value_attribute): Use it.
13439 Also try to generate a frame_base from a single element location
13440 list.
13441
13442 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13443
13444 PR tree-optimization/15349
13445 * timevar.def (TV_TREE_MERGE_PHI): New.
13446 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13447 PHI_WANTED.
13448 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13449 calls to tree_forwarder_block_p.
13450 (remove_forwarder_block_with_phi, merge_phi_nodes,
13451 gate_merge_phi, pass_merge_phi): New.
13452 * tree-optimize.c (init_tree_optimization_passes): Add
13453 pass_merge_phi.
13454 * tree-pass.h: Add an extern for pass_merge_phi;
13455
13456 2005-01-20 Richard Henderson <rth@redhat.com>
13457
13458 PR target/19418
13459 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13460 (_mm_castps_pd, _mm_castps_si128): New.
13461 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13462
13463 2005-01-20 Richard Henderson <rth@redhat.com>
13464
13465 PR target/19530
13466 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13467 __builtin_ia32_vec_init_v2si.
13468 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13469 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13470 (ix86_init_mmx_sse_builtins): Create it.
13471 (ix86_expand_builtin): Expand it.
13472 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13473 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13474 (vec_extractv2si_0, vec_extractv2si_1): New.
13475
13476 2005-01-20 Richard Henderson <rth@redhat.com>
13477
13478 PR target/16533
13479 * config/i386/i386.c (ix86_expand_push): New.
13480 * config/i386/mmx.md (push<MMXMODE>1): New.
13481 * config/i386/sse.md (push<SSEMODE>1): New.
13482 * config/i386/i386-protos.h: Update.
13483
13484 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13485
13486 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13487 copyright.
13488
13489 2005-01-20 Richard Henderson <rth@redhat.com>
13490
13491 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13492 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13493
13494 2005-01-19 Richard Henderson <rth@redhat.com>
13495
13496 PR target/19350
13497 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13498 to V4SFmode in SSE1 fallback load path.
13499
13500 2005-01-19 Richard Henderson <rth@redhat.com>
13501
13502 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13503 in QImode expansion to ix86_expand_vector_set.
13504 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13505
13506 2005-01-19 Richard Henderson <rth@redhat.com>
13507
13508 PR target/19511
13509 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13510 subclass of the input class.
13511 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13512 Always true for cross-SSE1 classes. Rationalize conditionals.
13513 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13514 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13515 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13516 (movdi_2): Add MMX/SSE zeros.
13517 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13518 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13519 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13520 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13521 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13522 (zero_extendsidi2_rex64_1): Remove.
13523 (MOV0 peephole): Check GENERAL_REG_P.
13524
13525 2005-01-19 Richard Henderson <rth@redhat.com>
13526
13527 PR target/19427
13528 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13529 shufps elements.
13530 (ix86_expand_vector_extract): Likewise.
13531
13532 2005-01-19 Richard Henderson <rth@redhat.com>
13533
13534 PR middle-end/19304
13535 * expr.c (emit_move_change_mode): New argument force; use
13536 simplify_gen_subreg if true.
13537 (emit_move_via_alt_mode): Merge into ...
13538 (emit_move_via_integer): ... here.
13539 (emit_move_ccmode): Use emit_move_change_mode directly.
13540
13541 2005-01-19 Richard Henderson <rth@redhat.com>
13542
13543 PR target/19518
13544 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13545 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13546 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13547 rtl if true.
13548 (alpha_emit_set_const): Likewise. Make static.
13549 (alpha_emit_set_long_const): Make static.
13550 (alpha_extract_integer): Split out from alpha_expand_mov.
13551 (alpha_split_const_mov): Likewise.
13552 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13553 (alpha_legitimate_constant_p): New.
13554 * config/alpha/alpha-protos.h: Update.
13555 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13556 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13557 * config/alpha/alpha.md (movsi): Add n alternative.
13558 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13559 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13560 (splitters for all of the above): Use alpha_split_const_mov.
13561 * config/alpha/predicates.md (non_add_const_operand): New.
13562 (non_zero_const_operand): New.
13563 (input_operand): Use alpha_legitimate_constant_p after reload.
13564
13565 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13566
13567 PR tree-optimization/19038
13568 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13569 (add_candidate): Add ivs with increment in latch only if
13570 allow_ip_end_pos_p is true.
13571 (determine_iv_cost): Use empty_block_p.
13572
13573 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13574
13575 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13576 (compute_dominance_frontiers): Ditto.
13577
13578 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13579
13580 PR target/19529
13581 * config/sh/t-rtems: New.
13582 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13583
13584 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13585
13586 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13587 the offset of the selected field.
13588
13589 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13590
13591 * tree-cfg.c (remove_forwarder_block): Fix the check to
13592 prevent a nonlocal label from appearing in the middle of a
13593 basic block.
13594
13595 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13596
13597 PR rtl-optimization/19462
13598 * reorg.c (find_end_label): Create return insn only if
13599 current_function_epilogue_delay_list is empty.
13600
13601 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13602
13603 * doc/passes.texi: Remove paragraph mentioning new-ra.
13604
13605 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13606
13607 PR rtl-optimization/15139
13608 * combine.c: Include params.h.
13609 (count_rtxs): New function.
13610 (record_value_for_reg): If replace_rtx would replace at least
13611 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13612 (clobber (const_int 0)) instead of TEM.
13613 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13614 * params.h (MAX_LAST_VALUE_RTL): New.
13615 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13616 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13617
13618 PR c/17297
13619 * c-typeck.c (digest_init): Only call build_vector if all constructor
13620 elements are *_CST nodes.
13621 * gimplify.c (gimplify_init_constructor): Likewise.
13622
13623 PR middle-end/19164
13624 * c-typeck.c (digest_init): Only call build_vector if inside_init
13625 is a CONSTRUCTOR.
13626
13627 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13628
13629 * toplev.c (init_asm_output): Remove dead #ifdef.
13630
13631 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13632
13633 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13634
13635 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13636
13637 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13638 accessing DECL_FUNCTION_CODE.
13639 * dojump.c (do_jump): Likewise.
13640 * gimplify.c (gimplify_call_expr): Likewise.
13641 * predict.c (expr_expected_value): Likewise.
13642 (strip_builtin_expect): Likewise.
13643 * tree-inline.c (estimate_num_insns_1): Likewise.
13644 * tree-ssa-loop-im.c (stmt_cost): Likewise
13645 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13646 (tree_expr_nonnegative_p): Likewise.
13647
13648 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13649
13650 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13651 variant of the load_pcrel_sym pattern.
13652 * config/sparc/sparc.md (P macro): Move to the top.
13653 (load_pcrel_sym): Macroize using P.
13654 (save_register_window): Likewise.
13655
13656 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13657
13658 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13659 ("sordered"): Same.
13660
13661 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13662
13663 PR C/19472
13664 * c-typeck.c (build_asm_expr): Strip nops off
13665 input memory operands.
13666
13667 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13668
13669 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13670 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13671 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13672 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13673
13674 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13675
13676 PR target/19379
13677 * config/i386/i386.c (override_options): If the 80387 is disabled,
13678 then do not return FP values using FP registers.
13679
13680 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13681
13682 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13683 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13684 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13685 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13686 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13687 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13688 output.h, postreload-gcse.c, postreload.c, recog.c,
13689 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13690 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13691 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13692 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13693 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13694 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13695 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13696 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13697
13698 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13699 config/alpha/alpha.c, config/arm/vfp.md,
13700 config/i386/emmintrin.h, config/i386/i386-modes.def,
13701 config/i386/i386-protos.h, config/i386/i386.h,
13702 config/i386/pmmintrin.h, config/i386/ppro.md,
13703 config/i386/predicates.md, config/i386/xmmintrin.h,
13704 config/i860/i860.c, config/ia64/ia64-modes.def,
13705 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13706 config/ia64/ia64.md, config/ia64/itanium1.md,
13707 config/ia64/itanium2.md, config/ia64/predicates.md,
13708 config/iq2000/iq2000.h, config/mips/linux64.h,
13709 config/rs6000/aix41.h, config/rs6000/aix43.h,
13710 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13711 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13712 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13713 config/sparc/linux64.h, config/sparc/litecoff.h,
13714 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13715 config/sparc/sparc.h, config/sparc/sparc.md,
13716 config/sparc/sysv4-only.h: Update copyright.
13717
13718 2005-01-18 Richard Henderson <rth@redhat.com>
13719
13720 PR target/19496
13721 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13722
13723 2005-01-18 Marc Espie <espie@openbsd.org>
13724 * config/i386/openbsdelf.h: Typo.
13725
13726 2005-01-18 Richard Henderson <rth@redhat.com>
13727
13728 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13729 special case for sse.
13730 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13731
13732 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13733
13734 * tree-inline.c (estimate_num_insns_1): Added cases for
13735 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13736
13737 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13738
13739 PR rtl-optimization/19296
13740 * combine.c (simplify_comparison): Rewrite the condition under
13741 which a non-paradoxical SUBREG of a PLUS can be lifted when
13742 compared against a constant.
13743
13744 2005-01-18 Andi Kleen <ak@muc.de>
13745
13746 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13747 * c.opt (-Wpointer-sign): Add.
13748 * doc/invoke.texi: (-Wpointer-sign): Add.
13749
13750 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13751
13752 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13753 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13754 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13755 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13756 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13757 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13758 for TARGET_MIX_SSE_I387.
13759 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13760 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13761 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13762 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13763 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13764 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13765 TARGET_MIX_SSE_I387.
13766 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13767 from expander.
13768
13769 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13770
13771 PR target/19424
13772 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13773 Add movaps alternative for xmm reg->reg move.
13774
13775 2005-01-17 Jeff Law <law@redhat.com>
13776
13777 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13778 at the end of the main DOM loop rather than just before DOM exits.
13779
13780 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13781
13782 PR tree-optimization/19121
13783 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13784 adding aliases to a name tag, also add them to the pointer's
13785 type tag.
13786 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13787 sensitive alias info at all. Only check that the two pointers
13788 have compatible pointed-to sets.
13789 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13790 a pointer's type tag is a superset of the alias set of the
13791 pointer's name tag.
13792
13793 2005-01-17 James E Wilson <wilson@specifixinc.com>
13794
13795 PR target/19357
13796 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13797 comment to document why.
13798
13799 2005-01-17 Richard Henderson <rth@redhat.com>
13800
13801 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13802 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13803 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13804 sse2_vmsminv2df3_finite): New.
13805 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13806 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13807 Force op1 into register.
13808
13809 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13810
13811 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13812 bubblestrap from always rebuilding build directory.
13813
13814 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13815
13816 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13817 ("*cmpmem_short"): Likewise.
13818
13819 2005-01-17 Steven Bosscher <stevenb@suse.de>
13820
13821 * basic-block.h: Document BB_* flags.
13822 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13823 use an sbitmap instead.
13824 * sched-rgn.c (compute_trg_info): Likewise.
13825
13826 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13827
13828 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13829 redundant target_cpu_default and extra_parts lines. Use the default
13830 "from-abi" ISA.
13831 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13832 (SUBTARGET_EXTRA_SPECS): Delete.
13833 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13834 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13835 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13836 and "n32" for -mabi=n32.
13837
13838 2005-01-17 Ian Lance Taylor <ian@airs.com>
13839
13840 PR c/5675
13841 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13842 fold constant variables into initial values.
13843
13844 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13845
13846 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13847
13848 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13849 through the statements backward.
13850
13851 2005-01-17 Ian Lance Taylor <ian@airs.com>
13852
13853 PR middle-end/13127:
13854 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13855 a variable set to the return value of the inlined function.
13856
13857 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13858
13859 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13860 when modes are tieable.
13861
13862 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13863
13864 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13865 of pthread_create to find out if threads are enabled.
13866 * gthr-posix95.h (__gthread_active_p): Likewise.
13867
13868 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13869
13870 * common.opt (-fnew-ra): Remove.
13871 * ra*.*: Remove.
13872 * toplev.h (flag_new_regalloc): Remove.
13873 * Makefile.in (ra*.*): Don't mention.
13874 * passes.c (rest_of_handle_new_regalloc): Remove.
13875 (rest_of_handle_combine, rest_of_compilation): Always consider
13876 flag_new_regalloc as false.
13877 * doc/invoke.texi: Don't document -fnew-ra.
13878
13879 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13880
13881 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13882 last parameter to reg_scan.
13883 * loop.c (loop_optimize): Likewise.
13884 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13885 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13886 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13887 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13888 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13889 * regclass.c (reg_scan): Likewise, for the declaration.
13890 * rtl.h (reg_scan): Likewise, for the prototype.
13891
13892 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13893
13894 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13895 mark_dfs_back_edges.
13896
13897 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13898
13899 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13900 (compute_avail): Uses don't go in tmp_gen.
13901
13902 2005-01-16 Steven Bosscher <stevenb@suse.de>
13903
13904 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13905 loop to look for a free slot in a page entry.
13906
13907 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13908
13909 PR target/16304
13910 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13911 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13912 just before targetm.asm_out.file_end.
13913 * tree.h (process_pending_assemble_output_defs): Declare.
13914 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13915 New functions.
13916 (assemble_alias): Defer generation of assembly code for defines when
13917 TARGET_DEFERRED_OUTPUT_DEFS is true.
13918 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13919 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13920 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13921
13922 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13923
13924 PR target/19336
13925 * pa.c (pa_scalar_mode_supported_p): New function.
13926 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13927 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13928
13929 * pa-protos.h (prefetch_operand): Delete.
13930 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13931 * pa.c (prefetch_operand): Delete.
13932 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13933 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13934 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13935 and prefetch_nocc_operand.
13936 * pa.md (prefetch): Rework to avoid reload problems handling short
13937 displacements when a cache control completer needs to be provided.
13938 (prefetch_32, prefetch_64): Delete.
13939 (prefetch_cc, prefetch_nocc): New patterns.
13940
13941 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13942
13943 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13944
13945 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13946
13947 PR ada/19388
13948 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13949 exceeds maximum alignment for global common data.
13950 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13951 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13952
13953 2004-01-15 Roger Sayle <roger@eyesopen.com>
13954
13955 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
13956
13957 2004-01-15 Roger Sayle <roger@eyesopen.com>
13958
13959 * harg-reg-set.h (reg_class_names): Prototype global array.
13960 * regclass.c (reg_class_names): Declare here and initialize to
13961 REG_CLASS_NAMES.
13962 (dump_regclass): Remove local declaration of reg_class_names.
13963 (regclass): Likewise.
13964 * cfg.c (dump_flow_info): Likewise.
13965 * ra-debug.c (reg_class_names): Likewise.
13966 * regrename.c (reg_class_names): Likewise.
13967 * reload.c (reg_class_names): Likewise.
13968 * reload1.c (spill_failure): Likewise.
13969 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
13970
13971 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
13972
13973 * config/s390/s390.md ("reload_outti"): Remove predicate for
13974 output operand. Abort if operand is not a MEM.
13975 ("reload_outdi", "reload_outdf"): Likewise.
13976
13977 2005-01-15 Marc Espie <espie@openbsd.org>
13978
13979 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
13980 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
13981 * config/openbsd.h: Fix C++ includes for native configurations.
13982 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
13983 Add trampoline support.
13984 * config/i386/openbsdelf.h: New.
13985
13986 2005-01-15 Marc Espie <espie@openbsd.org>
13987
13988 * collect2.c (main): Explicitly parse -dynamic-linker option.
13989
13990 2005-01-15 Jakub Jelinek <jakub@redhat.com>
13991
13992 PR tree-optimization/19060
13993 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
13994 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
13995 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
13996 and handle extract_range_from_cond returning false.
13997 * fold-const.c (fold): Optimize comparisons with min/max even for
13998 width > HOST_BITS_PER_WIDE_INT.
13999
14000 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14001
14002 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14003 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14004 Remove little endian multilib variants.
14005 Add mips32 multilib variant.
14006
14007 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14008
14009 * explow.c (copy_all_reg, stabilize): Remove.
14010 * expr.h: Remove the corresponding prototypes.
14011
14012 * rtlanal.c (regs_set_between_p): Remove.
14013 * rtl.h: Remove the corresponding prototype.
14014
14015 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14016
14017 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14018 to rs6000_nonimmediate_operand.
14019 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14020 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14021 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14022 rs6000_nonimmediate_operand.
14023 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14024 rs6000_nonimmediate_operand.
14025
14026 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14027
14028 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14029
14030 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14031
14032 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14033 on e500v2.
14034 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14035 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14036
14037 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14038 (rs6k_nonimmediate_operand): New.
14039 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14040 correctly.
14041 (legitimate_lo_sum_address_p): Same.
14042 (rs6000_legitimize_address): Same.
14043 (rs6000_legitimize_reload_address): Same.
14044 (rs6000_legitimate_address): Same.
14045 (spe_build_register_parallel): Pass DF and DC modes in a DI
14046 register.
14047
14048 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14049 to rs6k_nonimmediate_operand.
14050
14051 * config/rs6000/spe.md ("*frob_df_di"): New.
14052 ("*frob_di_df"): New.
14053 ("*frob_di_df_2"): New.
14054 ("*mov_sidf_e500_subreg0"): New.
14055 ("*mov_sidf_e500_subreg4"): New.
14056 ("*movdf_e500_double"): Change predicate to
14057 rs6k_nonimmediate_operand.
14058
14059 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14060
14061 * postreload.c (move2add_note_store): Only call
14062 trunc_int_for_mode on scalar integers.
14063
14064 2005-01-14 Steven Bosscher <stevenb@suse.de>
14065
14066 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14067 replace BB_VISITED uses.
14068 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14069 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14070 (tree_dce_done): Free visited_control_parents.
14071 (perform_tree_ssa_dce): Allocate and clear it.
14072 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14073 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14074 instead of BB_VISITED.
14075
14076 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14077
14078 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14079 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14080 Remove unused prototypes.
14081
14082 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14083
14084 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14085 64-bit register usage.
14086 (spe_func_has_64bit_regs_p): Add FIXME note.
14087
14088 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14089
14090 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14091 flag_finite_math_only with flag_unsafe_math_optimizations.
14092
14093 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14094
14095 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14096 end-of-stack check.
14097 (__tpf_eh_return): Copy TPF private stack area from the module
14098 boundary stack frame. Add check for when module addresses are
14099 equal, but no stub address is found.
14100
14101 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14102
14103 PR target/7525
14104 * arm.h (struct machine_function): Add call_via field.
14105 (thumb_call_via_label): Declare.
14106 * arm.c (thumb_call_via_label): New variable.
14107 (thumb_call_reg_needed): New variable.
14108 (arm_output_function_epilogue): For Thumb code, output any per-function
14109 call-indirect trampolines.
14110 (thumb_call_via_reg): New function.
14111 (arm_file_end): New function.
14112 (TARGET_ASM_FILE_END): Call arm_file_end.
14113 (aof_file_end): Likewise.
14114 * arm-protos.h (thumb_call_via_reg): Declare.
14115 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14116 thumb_call_via_reg in normal case.
14117
14118 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14119
14120 PR middle-end/19084
14121 PR rtl-optimization/19348
14122 * recog.c (peephole2_optimize): Do global life update if some peephole
14123 decides it doesn't need at least one of its inputs and that change
14124 influences liveness at the start of the basic block.
14125
14126 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14127 arguments instead of 1.
14128
14129 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14130
14131 PR middle-end/18820
14132 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14133 zero for nested functions needing a static chain or functions
14134 with a non-constant address.
14135
14136 2005-01-13 Roger Sayle <roger@eyesopen.com>
14137
14138 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14139 (and (sign_extend X) C) into (zero_extend (and X C)).
14140
14141 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14142
14143 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14144
14145 2005-01-13 Richard Henderson <rth@redhat.com>
14146
14147 PR target/19009
14148 PR target/19250
14149 PR target/19252
14150 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14151 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14152 not just TARGET_SSE.
14153 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14154 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14155 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14156 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14157 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14158 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14159 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14160 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14161 (movdicc_c_rex64): Rename with '*'.
14162 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14163 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14164 (movsfcc_1_387): Rename from movsfcc_1.
14165 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14166 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14167 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14168 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14169 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14170 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14171 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14172 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14173 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14174 sse_movdfcc_const0_4): Remove.
14175 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14176 recognize min/max early. Update for changed sse cmove patterns.
14177 (ix86_split_sse_movcc): New.
14178 * config/i386/i386-protos.h: Update.
14179
14180 2005-01-13 Steven Bosscher <stevenb@suse.de>
14181
14182 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14183 (fix_stmt_v_may_defs): Likewise.
14184
14185 2005-01-13 Richard Henderson <rth@redhat.com>
14186
14187 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14188 for converting the mask.
14189
14190 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14191
14192 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14193 definition to 600.
14194
14195 2005-01-13 Richard Henderson <rth@redhat.com>
14196
14197 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14198 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14199 IX86_BUILTIN_MOVDQ2Q): Remove.
14200 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14201 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14202 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14203 shuffling.
14204 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14205 (sse2_pextrw): Fix immediate constraint.
14206 (sse2_loadq, sse2_loadq_rex64): Remove.
14207 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14208 Use __builtin_ia32_vec_ext_<size>.
14209 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14210
14211 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14212
14213 * function.c (assign_parm_setup_block): Look inside original
14214 entry_parm when inspecting PARALLEL.
14215
14216 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14217 Joel Sherrill <joel@oarcorp.com>
14218
14219 PR target/19399
14220 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14221 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14222 rtems_gxx_recursive_mutex_init.
14223 (__gthread_recursive_mutex_lock): New function.
14224 (__gthread_recursive_mutex_trylock): Likewise.
14225 (__gthread_recursive_mutex_unlock): Likewise.
14226
14227 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14228
14229 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14230
14231 2005-01-13 Jan Beulich <jbeulich@novell.com>
14232
14233 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14234 (ashrti3_internal): Indicate output is early clobber. Generate result
14235 into output rather than first input. Use move for low word of output
14236 if shift count is exactly 64.
14237 (lshrti3_internal): Likewise.
14238
14239 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14240
14241 PR target/18329
14242 PR target/18330
14243 * reload1.c (delete_output_reload): Don't delete an output reload
14244 if the pseudo lives longer than a single basic block. Adjust and
14245 improve wording of comment.
14246
14247 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14248
14249 PR target/19334
14250 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14251 of TYPE_SIZE where we mean the number of bytes.
14252
14253 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14254
14255 * function.c (assign_parm_setup_block): Relax condition on
14256 multi-register optimization.
14257
14258 2005-01-12 Nick Clifton <nickc@redhat.com>
14259
14260 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14261 an "in_delay_slot" attribute of "no" to prevent them being used in
14262 delay slots. This is forbidden because they might generate
14263 exceptions.
14264
14265 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14266
14267 PR target/19389
14268 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14269 with r->Y and Y->r.
14270
14271 2005-01-12 Nick Clifton <nickc@redhat.com>
14272
14273 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14274 passed on to GAS) but do not define, as GAS no longer supports or
14275 needs the -m2000 option.
14276
14277 2005-01-11 Roger Sayle <roger@eyesopen.com>
14278
14279 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14280 type as args of unprototyped builtins aren't automatically promoted.
14281 (fold_builtin_abs): Likewise.
14282
14283 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14284
14285 * Makefile.in: Set a `build-warn' variable.
14286
14287 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14288
14289 PR tree-optimization/17949
14290 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14291 (find_interesting_uses_address): Use it.
14292
14293 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14294
14295 * regrename.c (kill_value): Handle subreg's that won't simplify.
14296
14297 2005-01-11 Richard Henderson <rth@redhat.com>
14298
14299 PR target/13366
14300 * config/i386/i386.h (enum ix86_builtins): Move ...
14301 * config/i386/i386.c: ... here.
14302 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14303 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14304 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14305 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14306 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14307 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14308 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14309 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14310 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14311 IX86_BUILTIN_LOADDDUP): Remove.
14312 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14313 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14314 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14315 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14316 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14317 (ix86_init_builtins): Make static.
14318 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14319 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14320 if all the modes match. Otherwise, fake it.
14321 (get_element_number, ix86_expand_vec_init_builtin,
14322 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14323 (ix86_expand_builtin): Make static. Update for changed builtins.
14324 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14325 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14326 (ix86_expand_vector_init_duplicate): New.
14327 (ix86_expand_vector_init_low_nonzero): New.
14328 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14329 Split out from ix86_expand_vector_init; handle integer modes.
14330 (ix86_expand_vector_init): Use them.
14331 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14332 * config/i386/i386-protos.h: Update.
14333 * config/i386/predicates.md (reg_or_0_operand): New.
14334 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14335 (movv2sf_internal): Likewise. And a splitter to match them all.
14336 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14337 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14338 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14339 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14340 (mmx_pinsrw): Fix operand ordering.
14341 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14342 rather than sse_loadss expander.
14343 (movv2df splitter): Similarly.
14344 (sse_loadss, sse_loadlss): Remove.
14345 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14346 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14347 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14348 (sse3_movddup): Rename with '*'.
14349 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14350 (sse2_loadsd): Remove.
14351 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14352 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14353 (sse2_pinsrw): Fix argument ordering.
14354 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14355 (sse2_stored): Remove 'r' destination.
14356 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14357 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14358 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14359 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14360 vec_extractv16qi, vec_initv16qi): New.
14361
14362 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14363 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14364 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14365 constructor form.
14366 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14367 (_mm_load_si128, _mm_store_si128): Likewise.
14368 (_mm_load1_pd): Use _mm_set1_pd.
14369 (_mm_load_sd): Use _mm_set_sd.
14370 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14371 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14372 (_mm_set_epi64): Use _mm_set_epi64x.
14373 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14374 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14375 _mm_setr_epi8): Use _mm_set_foo form.
14376 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14377 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14378 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14379 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14380 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14381 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14382 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14383 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14384 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14385 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14386 (_mm_movedup_pd): Use _mm_shuffle_pd.
14387 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14388 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14389 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14390 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14391 Use _mm_setzero_ps.
14392 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14393 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14394 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14395 (_mm_store_ps): Use raw dereference.
14396 (_mm_store1_ps): Use _mm_storeu_ps.
14397 (_mm_storer_ps): Use _mm_store_ps.
14398 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14399 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14400
14401 2005-01-11 Stan Shebs <shebs@apple.com>
14402
14403 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14404 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14405
14406 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14407
14408 PR target/18761
14409 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14410 Skip all DECLs except for FIELD_DECLs.
14411
14412 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14413
14414 * config/s390/s390.c (override_options): Return error if
14415 -mbackchain, -mpacked-stack and -mhard-float are used together.
14416 (s390_va_start): Remove the backchain && packed-stack special case.
14417 (s390_gimplify_va_arg): Likewise.
14418 * doc/invoke.texi: Remove the ABI incompatibility note.
14419
14420 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14421
14422 * config/s390/s390.c (struct s390_frame_layout): Remove
14423 save_backchain_p.
14424 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14425 save_backchain_p with TARGET_BACKCHAIN.
14426
14427 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14428
14429 PR target/18916
14430 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14431 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14432 * function.c (locate_and_pad_parm): Set new field.
14433 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14434 Tweak where_pad test to include "none". Always set mem align for
14435 stack_parm.
14436 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14437 not sufficient for type.
14438 (assign_parm_setup_block): If stack_parm is zero on entry, always
14439 make a new stack local. Block move old stack parm if necessary
14440 to new aligned stack local.
14441 (assign_parm_setup_stack): Use a block move to handle
14442 potentially misaligned entry_parm.
14443 (assign_parms_unsplit_complex): Specify required alignment when
14444 creating stack local.
14445 * calls.c (compute_argument_addresses): Override alignment of stack
14446 arg calculated from its type with the alignment given by
14447 FUNCTION_ARG_BOUNDARY.
14448 (store_one_arg): Likewise.
14449
14450 2005-01-11 Jan Beulich <jbeulich@novell.com>
14451
14452 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14453 Change respective itanium_class attribute to ialu.
14454 (shladdp4_internal): New.
14455 * config/ia64/predicates.md (shladd_log2_operand): New.
14456
14457 2005-01-11 Richard Henderson <rth@redhat.com>
14458
14459 * expr.c (store_constructor): Use rtvec_alloc instead of
14460 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14461
14462 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14463
14464 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14465
14466 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14467
14468 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14469 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14470 (TARGET_RWRELOC): Define.
14471 (ia64_rwreloc_section_type_flags): Delete.
14472 (ia64_section_type_flags): New function.
14473 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14474 (TARGET_RWRELOC): Define.
14475
14476 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14477
14478 PR target/18987
14479 * config/ia64/ia64.c (process_set): For alloc insn, only call
14480 process_epilogue is !frame_pointer_needed.
14481
14482 2005-01-10 Roger Sayle <roger@eyesopen.com>
14483
14484 PR c++/19355
14485 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14486 unary operator and can't be treated as a binary/comparison operator.
14487
14488 2005-01-10 Richard Henderson <rth@redhat.com>
14489
14490 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14491 (ix86_return_in_memory): Likewise.
14492 (function_arg_advance): Likewise. Mirror structure in function_arg
14493 for choosing register to advance.
14494
14495 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14496
14497 * tree-vectorizer.c, tree.def: Fix comment typos.
14498
14499 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14500
14501 * config/s390/s390.c (struct processor_costs): 4 new fields:
14502 ddbr, ddr, debr, der.
14503 (s390_rtx_costs): More precise handling of divide instructions.
14504
14505 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14506
14507 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14508
14509 2005-01-10 Jan Beulich <jbeulich@novell.com>
14510
14511 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14512 names resulting from -ffunction-sections/-fdata-sections and linkonce
14513 ones.
14514 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14515 based on the section name. Rearrange the section name comparison logic
14516 slightly so that each section name is compared against at most once.
14517
14518 2005-01-10 Ben Elliston <bje@au.ibm.com>
14519
14520 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14521 targets for which -fPIC reduces limitations on the GOT size.
14522
14523 2005-01-09 Falk Hueffner <falk@debian.org>
14524
14525 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14526 X/C1 cmpop C2.
14527
14528 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14529
14530 PR target/18720
14531 * collect2.c (main): Set aixrtl_flag for -brtl option.
14532 (resolve_lib_name): Search for .so file extension before .a
14533 if aixrtl_flag set.
14534
14535 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14536
14537 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14538 (vect_analyze_data_refs_alignment): Add dump prints.
14539
14540 2005-01-09 Ira Rosen <irar@il.ibm.com>
14541
14542 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14543 expr_invariant_in_loop_p.
14544 Initialize outputs first thing in the function.
14545 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14546 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14547 (vect_analyze_pointer_ref_access): Check that the initial condition of
14548 the access function is loop invariant.
14549
14550 2005-01-09 Richard Henderson <rth@redhat.com>
14551
14552 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14553 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14554 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14555 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14556 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14557 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14558 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14559 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14560 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14561 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14562 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14563 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14564 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14565 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14566 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14567 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14568 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14569 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14570 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14571 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14572 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14573 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14574 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14575 mmx_ prefix.
14576 (mmx_clrdi, pavgusb): Remove.
14577 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14578 with leading sse_ prefix.
14579 * config/i386/sse.md: Receive them.
14580 * config/i386/mmx.md: New file.
14581 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14582 (subrv2sf3): Turn into expander for normal subtraction.
14583 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14584 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14585 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14586 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14587 commutative; use ix86_binary_operator_ok.
14588 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14589 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14590 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14591 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14592 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14593 Macroize from existing patterns; use ix86_binary_operator_ok.
14594 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14595 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14596 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14597 with vec_select+vec_concat.
14598 (mmx_pshufw, mmx_pshufw_1): Likewise.
14599 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14600 (mmx_uavgv4hi3): Model correctly.
14601 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14602 _mm_xor_si64): Remove casts.
14603
14604 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14605
14606 PR tree-optimization/19224
14607 * tree-scalar-evolution.c (get_instantiated_value,
14608 set_instantiated_value): New functions.
14609 (instantiate_parameters_1): Cache the results.
14610 (instantiate_parameters, resolve_mixers): Initialize and free
14611 the cache.
14612
14613 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14614
14615 * config/i386/i386.md (addhi_4): Correct reference in comment.
14616 (addqi_4): Same.
14617
14618 2005-01-08 Richard Henderson <rth@redhat.com>
14619
14620 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14621 (_mm_cvtsi128_si64x): Likewise.
14622 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14623 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14624 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14625 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14626 * config/i386/i386-protos.h: Update.
14627 * config/i386/i386.c (print_operand): Add 'H'.
14628 (ix86_fixup_binary_operands): Split out from ...
14629 (ix86_expand_binary_operator): ... here.
14630 (ix86_fixup_binary_operands_no_copy): New.
14631 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14632 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14633 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14634 (safe_vector_operand): Use CONST0_RTX.
14635 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14636 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14637 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14638 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14639 special cases.
14640 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14641 (IX86_BUILTIN_CMPNGESS): New.
14642 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14643 (attr type): Add sselog1.
14644 (attr unit, attr memory): Handle it.
14645 (movti, movti_internal, movti_rex64): Move near other integer moves.
14646 (movtf, movtf_internal): Move near other fp moves.
14647 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14648 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14649 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14650 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14651 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14652 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14653 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14654 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14655 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14656 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14657 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14658 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14659 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14660 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14661 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14662 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14663 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14664 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14665 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14666 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14667 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14668 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14669 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14670 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14671 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14672 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14673 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14674 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14675 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14676 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14677 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14678 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14679 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14680 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14681 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14682 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14683 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14684 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14685 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14686 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14687 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14688 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14689 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14690 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14691 same time.
14692 (SSEPUSH, push<SSEPUSH>): Remove.
14693 (MMXPUSH, push<MMXPUSH>): Remove.
14694 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14695 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14696 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14697 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14698 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14699 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14700 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14701 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14702 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14703 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14704 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14705 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14706 (ppro_sse_log_V4SF): Handle sselog1.
14707 * config/i386/predicates.md (const_0_to_1_operand): New.
14708 (const_0_to_255_mul_8_operand): New.
14709 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14710 (const_2_to_3_operand, const_4_to_7_operand): New.
14711 * config/i386/sse.md: New file.
14712 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14713 (sse_movups): Rename from sse_movups_1.
14714 (sse_loadlss): Rename from sse_loadss_1.
14715 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14716 from the name.
14717 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14718 (absv4sf2, negv2df, absv2df): New.
14719 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14720 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14721 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14722 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14723 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14724 (sse3_addsubv4sf3): Model correctly.
14725 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14726 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14727 (sse_movhlps): Model with vec_select+vec_concat.
14728 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14729 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14730 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14731 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14732 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14733 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14734 sse2_pshufhw_1): Likewise.
14735 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14736 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14737 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14738 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14739 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14740 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14741 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14742 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14743 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14744 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14745 sminv8hi3): Mark commutative
14746 operands. Use ix86_binary_operator_ok.
14747 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14748 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14749 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14750 sse2_punpcklqdq): Allow operand2 in memory.
14751 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14752 sse2_movsd): Add memory alternatives.
14753 (sse_storelps): Turn expander into an insn; split after reload.
14754 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14755 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14756
14757 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14758
14759 * configure.ac (DWARF-2 debug_line): Use objdump.
14760 * configure: Regenerate.
14761
14762 2005-01-08 Jeff Law <law@redhat.com>
14763 Diego Novillo <dnovillo@redhat.com>
14764
14765 PR tree-optimization/18241
14766 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14767 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14768 statements with volatile operands.
14769 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14770 operands after marking a statement with has_volatile_ops.
14771
14772 2005-01-08 Roger Sayle <roger@eyesopen.com>
14773
14774 * tree.c (int_fits_type_p): Always honor integer constant
14775 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14776
14777 2005-01-08 Roger Sayle <roger@eyesopen.com>
14778
14779 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14780 the latent bug in rtl_delete_block has been resolved.
14781
14782 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14783
14784 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14785 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14786
14787 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14788
14789 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14790 library as @multilib_dir@/$(SHLIB_SONAME).
14791
14792 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14793
14794 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14795 * configure: Regenerate.
14796
14797 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14798
14799 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14800 TYPE_MODE.
14801
14802 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14803
14804 PR target/13674
14805 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14806 Convert non-word aligned offset address using ld/std into
14807 indirect address.
14808
14809 2005-01-07 Richard Henderson <rth@redhat.com>
14810
14811 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14812
14813 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14814
14815 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14816
14817 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14818
14819 PR tree-optimization/19283
14820 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14821 is not shorter than the original type.
14822
14823 PR rtl-optimization/19012
14824 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14825
14826 PR rtl-optimization/18861
14827 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14828 (FULL_STATE): Define.
14829 (mark_tablejump_edge): New function.
14830 (purge_dead_tablejump_edges): New function.
14831 (find_bb_boundaries): Use it.
14832
14833 PR tree-optimization/18828
14834 * builtins.c (expand_builtin_next_arg): Remove argument and all
14835 the argument checking.
14836 (expand_builtin): Adjust caller.
14837 (expand_builtin_va_start): Likewise. Remove error for too many
14838 arguments.
14839 (fold_builtin_next_arg): Issue error for too many arguments.
14840 After checking arguments, replace them with magic arguments that
14841 prevent further checking of the args.
14842
14843 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14844
14845 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14846
14847 2005-01-06 Roger Sayle <roger@eyesopen.com>
14848
14849 PR target/6077
14850 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14851 and %{.S:...} (and their negative variants) to test whether the
14852 input file is assembler or pre-processed-assembler independent of
14853 the actual filename extension.
14854
14855 2005-01-06 Roger Sayle <roger@eyesopen.com>
14856
14857 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14858 of sign or zero extended values.
14859
14860 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14861
14862 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14863 for IBM long double format correctly.
14864
14865 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14866
14867 Fix PR tree-optimization/18792
14868
14869 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14870 to first_loop_depth, and use loop depth instead of loop number.
14871 (build_classic_dir_vector): Ditto.
14872 (compute_data_dependences_for_loop): Use depth, not loop number.
14873 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14874 number. Pass in loops, instead of loop numbers.
14875 (gather_interchange_stats): Ditto.
14876 (linear_transform_loops): Ditto.
14877
14878 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14879
14880 PR rtl-opt/13299
14881 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14882 biv_fits_mode_p, extension_within_bounds_p): New functions.
14883 (check_ext_dependent_givs): Use them.
14884
14885 2005-01-06 Roger Sayle <roger@eyesopen.com>
14886
14887 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14888 more than one barrier, in which case we should delete them all.
14889
14890 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14891
14892 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14893
14894 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14895
14896 Fix PR middle-end/19286
14897 Fix PR debug/19267
14898 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14899 output this subprogram, simply ignore this attempt to do it again.
14900 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14901 origin attribute if it's not possible.
14902 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14903 (decls_for_scope): Ditto.
14904 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14905 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14906
14907 2005-01-05 Richard Henderson <rth@redhat.com>
14908
14909 PR target/11327
14910 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14911 (bdesc_2arg): Use it.
14912 (ix86_expand_binop_builtin): Force operands into registers
14913 when optimizing.
14914 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14915 ix86_expand_sse_compare, ix86_expand_sse_comi,
14916 ix86_expand_builtin): Likewise.
14917
14918 2005-01-05 Richard Henderson <rth@redhat.com>
14919
14920 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14921 and VEC_SELECT.
14922 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14923 (mulv4hi3): Set itanium_class mmmul.
14924 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14925 (fpack): Rename from fpack_sfsf.
14926
14927 2005-01-05 Richard Henderson <rth@redhat.com>
14928
14929 PR rtl-opt/10692
14930 * reload1.c (do_input_reload): Restrict the optimization deleteing
14931 a previous output reload to RELOAD_FOR_INPUT.
14932
14933 2005-01-05 Steven Bosscher <stevenb@suse.de>
14934
14935 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14936 comment that we fall through after case.
14937 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14938 (distribute_links): Likewise.
14939 * cse.c (cse_insn): Likewise.
14940 * cselib.c (cselib_invalidate_mem): Likewise.
14941 * df.c: Update comments at the top of the file.
14942 (read_modify_subreg_p): Update comments here too.
14943 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14944 * flow.c (mark_set_1): Likewise.
14945 (mark_used_regs): Likewise.
14946 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14947 (canon_list_insert): Likewise.
14948 (mark_set): Likewise.
14949 (try_replace_reg): Likewise.
14950 (store_killed_in_insn): Likewise.
14951 * loop.c (count_one_set): Likewise.
14952 (basic_induction_var): Likewise.
14953 * postreload-gcse.c (find_mem_conflicts): Likewise.
14954 * postreload.c (reload_combine_note_store): Likewise.
14955 (move2add_note_store): Likewise.
14956 * reload.c (find_equiv_reg): Likewise.
14957 (mark_referenced_resources): Likewise.
14958 * rtlanal.c (set_noop_p): Likewise.
14959 (note_stores): Likewise.
14960 (note_uses): Likewise.
14961 * sched-deps.c (sched_analyze_1): Likewise.
14962 * sched-rgn.c (check_live_1): Likewise.
14963 (update_live_1): Likewise.
14964 * config/i860/i860.c: Likewise.
14965
14966 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
14967 an lvalue.
14968 (ZERO_EXTRACT): Mention that this one can be an lvalue.
14969
14970 * doc/rtl.texi: Update documentation for bit-fields and SET.
14971
14972 2005-01-05 Roger Sayle <roger@eyesopen.com>
14973
14974 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
14975
14976 2005-01-05 Jan Hubicka <jh@suse.cz>
14977 Richard Henderson <rth@redhat.com>
14978
14979 PR target/18910
14980 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
14981 with an offset.
14982
14983 2005-01-05 Richard Henderson <rth@redhat.com>
14984
14985 PR target/12902
14986 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
14987 (sse_shufps): Change operand 3 to const_int_operand.
14988 (sse2_storelps): Fix typo in template.
14989 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
14990 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
14991 (ix86_expand_builtin): Likewise.
14992
14993 2005-01-05 Julian Brown <julian@codesourcery.com>
14994
14995 * config/arm/arm.c (arm_return_in_memory): Treat complex types
14996 as aggregates for AAPCS ABIs.
14997
14998 2005-01-05 Stan Shebs <shebs@apple.com>
14999
15000 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15001 Mach-O getters if ppc64.
15002 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15003 size argument.
15004 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15005 signed four-byte field for global code case.
15006 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15007
15008 2005-01-05 Roger Sayle <roger@eyesopen.com>
15009
15010 PR middle-end/19100
15011 * c-common.c: Include real.h.
15012 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15013 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15014 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15015 * Makefile.in (c-common.o): Update dependencies.
15016
15017 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15018
15019 * c-parse.in (asm_string): Add trailing semicolon.
15020
15021 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15022
15023 * c-parse.in (asm_string): New. Don't allow wide strings in
15024 'asm'.
15025 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15026 asm_string instead of STRING.
15027
15028 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15029
15030 * c-typeck.c (constructor_no_implicit): Remove.
15031 (set_designator, process_init_element): Don't check
15032 constructor_no_implicit.
15033
15034 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15035 Kaz Kojima <kkojima@gcc.gnu.org>
15036
15037 PR target/16482
15038 * lcm.c (create_pre_exit): New.
15039 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15040 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15041
15042 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15043
15044 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15045 -msoft-float in target_float_switch.
15046 * arm.c (arm_override_options): Fix processing of target_float_switch.
15047
15048 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15049
15050 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15051 preferencing.
15052
15053 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15054
15055 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15056 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15057
15058 2005-01-04 Roger Sayle <roger@eyesopen.com>
15059
15060 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15061 if deleting the then-block allows the test-block to fallthru to the
15062 else-block.
15063
15064 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15065
15066 PR c/19152
15067 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15068 after the full declaration if the are in two different TUs.
15069
15070 2005-01-04 Richard Henderson <rth@redhat.com>
15071
15072 PR tree-opt/19158
15073 * tree-sra.c (generate_one_element_init): Just
15074 call gimplify_and_add.
15075 (generate_element_init): Record the
15076 new referenced variables and mark them for renaming
15077 and split out to ...
15078 (generate_element_init_1): This.
15079 (scalarize_init): Don't call push_gimplify_context/
15080 pop_gimplify_context.
15081
15082 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15083
15084 * toplev.c (get_src_pwd): Handle failure of getpwd().
15085
15086 2005-01-04 Roger Sayle <roger@eyesopen.com>
15087
15088 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15089 of TRUTH_NOT_EXPR.
15090 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15091 all the cases handled by it are inverted by invert_truthvalue.
15092
15093 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15094
15095 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15096 (save_register_windowsi): Likewise.
15097
15098 2005-01-04 Richard Henderson <rth@redhat.com>
15099
15100 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15101
15102 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15103
15104 PR middle-end/17767
15105 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15106 any simplifications of vector mode comparison operators.
15107 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15108
15109 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15110 Devang Patel <dpatel@apple.com>
15111
15112 PR tree-optimization/18308
15113 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15114 the operands before creating a new expression.
15115 * dojump.c (do_jump): Make drop_through_label available
15116 for all cases. Add expansion of COND_EXPR.
15117
15118 2005-01-04 Ira Rosen <irar@il.ibm.com>
15119
15120 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15121 INTEGER_CST instead of TREE_CONSTANT.
15122 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15123 instead of TREE_CONSTANT.
15124 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15125 instead of TREE_CONSTANT.
15126
15127 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15128
15129 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15130
15131 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15132
15133 PR target/19240
15134 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15135 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15136
15137 2005-01-03 Richard Henderson <rth@redhat.com>
15138
15139 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15140 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15141 fold_convert_const_real_from_real): Split out from ...
15142 (fold_convert_const): ... here.
15143
15144 2005-01-03 Richard Henderson <rth@redhat.com>
15145
15146 PR target/19235
15147 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15148 (mov<MMXMODEI>_internal): Likewise.
15149 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15150 Add V2SF case; use it for SSE1; don't use TI.
15151 (movdf_integer): Likewise.
15152 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15153
15154 2005-01-03 Ira Rosen <irar@il.ibm.com>
15155
15156 * tree-vectorizer.c (vect_strip_conversions): New function.
15157 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15158 check for binary class.
15159
15160 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15161
15162 Fix PR debug/17924
15163 Fix PR debug/19191
15164 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15165 is a decl.
15166 * gimple-low.c (mark_blocks_with_used_vars): New function.
15167 (mark_blocks_with_used_subblocks): Ditto.
15168 (mark_used_blocks): Ditto.
15169 (pass_mark_used_blocks): New pass.
15170 * tree-inline.c: Include debug.h.
15171 (expand_call_inline): Call outlining_inline_function here.
15172 * tree-optimize.c (init_tree_optimization_passes): Add
15173 pass_mark_used_blocks.
15174 * tree-pass.h (pass_mark_used_blocks): New.
15175 * Makefile.in (tree-inline.o): Add debug.h dependency.
15176
15177 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15178
15179 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15180 VAR_DECLs to have weak_import attribute.
15181
15182 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15183 'struct ucontext'.
15184
15185 2004-01-03 Steven Bosscher <stevenb@suse.de>
15186
15187 * passes.c (rest_of_compilation): Don't run regmove if only
15188 flag_expensive_optimizations, require flag_regmove instead.
15189
15190 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15191
15192 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15193 register "sparc".
15194 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15195 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15196 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15197 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15198
15199 2005-01-03 Richard Henderson <rth@redhat.com>
15200
15201 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15202 (ia64_const_ok_for_letter_p): New.
15203 (ia64_const_double_ok_for_letter_p): New.
15204 (ia64_extra_constraint): New.
15205 (ia64_expand_vecint_compare): New.
15206 (ia64_expand_vcondu_v2si): New.
15207 (ia64_expand_vecint_cmov): New.
15208 (ia64_expand_vecint_minmax): New.
15209 (ia64_print_operand): Add 'v'.
15210 (ia64_preferred_reload_class): New.
15211 (ia64_vector_mode_supported_p): New.
15212 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15213 (PREFERRED_RELOAD_CLASS): Move to function.
15214 (CONST_OK_FOR_LETTER_P): Move to function.
15215 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15216 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15217 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15218 (EXTRA_CONSTRAINT): Move to function.
15219 * config/ia64/ia64.md: Include vect.md.
15220 (itanium_class): Add mmalua.
15221 (type): Handle it.
15222 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15223 (1b_mmalua): New.
15224 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15225 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15226 CONST0_RTX.
15227 (const_int_2bit_operand): New.
15228 (fr_reg_or_0_operand): New.
15229 * config/ia64/ia64-modes.def: Add vector modes.
15230 * config/ia64/ia64-protos.h: Update.
15231 * config/ia64/vect.md: New file.
15232
15233 2005-01-03 Richard Henderson <rth@redhat.com>
15234
15235 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15236
15237 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15238
15239 PR target/19236
15240 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15241 to SFmode.
15242 (log1pdf2): Change mode of operands[0,1] to DFmode.
15243
15244 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15245
15246 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15247 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15248 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15249 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15250 SPARC_RELAXED_ORDERING.
15251
15252 2005-01-03 Richard Henderson <rth@redhat.com>
15253 Uros Bizjak <uros@kss-loka.si>
15254
15255 PR target/14631
15256 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15257 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15258 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15259 handling.
15260 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15261 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15262 const_pow2_1_to_128_operand): New predicates.
15263
15264 2005-01-02 Greg McGary <greg@mcgary.org>
15265
15266 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15267 anonymous decls.
15268 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15269 object. [ptr_type]: Remove unused variable.
15270 Remember nearest addressable array-element or record-component
15271 when checking bitfield components. Tolerate empty BIND_EXPR.
15272
15273 2005-01-01 Richard Henderson <rth@redhat.com>
15274
15275 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15276 that don't narrow the value. Fail for other conversions.
15277
15278 2005-01-01 Richard Henderson <rth@redhat.com>
15279
15280 PR c/19031
15281 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15282 * c-lang.c (finish_file): Don't do it here.
15283 * objc/objc-act.c (objc_finish_file): Likewise.
15284
15285 * cgraph.c (decl_assembler_name_equal): New.
15286 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15287 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15288 * cgraph.h (struct cgraph_varpool_node): Add next.
15289 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15290 * varasm.c (assemble_alias): Mark the target as needed.
15291
15292 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15293
15294 PR middle-end/19221
15295 * function.c (get_arg_pointer_save_area): Use entry_of_function
15296 instead of get_insns.
15297
15298 2005-01-01 Roger Sayle <roger@eyesopen.com>
15299 Andrew Pinski <pinskia@physics.uc.edu>
15300 James E. Wilson <wilson@specifixinc.com>
15301
15302 PR rtl-optimization/12092
15303 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15304 is zero.
15305
15306 2005-01-01 Roger Sayle <roger@eyesopen.com>
15307 Olivier Hainque <hainque@act-europe.fr>
15308
15309 * tree.c (int_fits_type_p): A narrower type always fits in a
15310 wider one, except for negative values into unsigned types.
15311
15312 2005-01-01 Roger Sayle <roger@eyesopen.com>
15313
15314 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15315 with the original constant rather than require TREE_OVERFLOW.
15316
15317 2005-01-01 Steven Bosscher <stevenb@suse.de>
15318
15319 PR middle-end/17544
15320 * c-decl.c (finish_function): If compiling C99, annotate the
15321 compiler generated return with the current file name and line 0.
15322 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15323 the source line is greater than 0.
15324 (remove_bb): Likewise.
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