1 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
3 * doc/tm.texi (Target Hooks): Document
4 TARGET_RESOLVE_OVERLOADED_BUILTIN.
6 2005-05-04 Paul Brook <paul@codesourcery.com>
8 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
10 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
12 * dwarf2out.c (incomplete_types, retry_incomplete_types,
13 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
16 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
17 get_expansion, expand_var_during_unrolling,
18 insert_var_expansion_initialization,
19 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
22 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
25 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
28 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
29 the same as INTEGER_TYPE.
30 (fold_binary): Fold "bool_var != 0" to bool_var.
31 Fold "bool_var == 1" to bool_var.
33 2004-05-03 Richard Henderson <rth@redhat.com>
36 * function.c (instantiate_virtual_regs_in_insn): Use the mode
37 from recog_data instead of insn_data.
39 2005-05-03 DJ Delorie <dj@redhat.com>
41 * common.opt (fdiagnostics-show-option): No variable is needed.
42 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
43 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
44 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
45 Save and restore original message format. Use flag in context
47 (warning): Don't test for enabled warnings here.
48 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
51 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
53 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
54 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
55 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
56 * aclocal.m4: Don't include accross.m4.
57 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
58 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
59 * configure, config.in: Regenerate.
61 2005-05-04 Jakub Jelinek <jakub@redhat.com>
64 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
65 (clear_storage): Add argument.
66 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
67 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
69 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
70 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
71 (store_expr, store_constructor): Adjust callers.
72 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
73 to emit_block_move if CALL_EXPR_TAILCALL (exp).
74 (expand_builtin_memmove): Add ORIG_EXP argument, copy
75 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
76 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
77 with EXP. Pass EXP to expand_builtin_memmove.
78 (expand_builtin_memset): Add ORIG_EXP argument, pass
79 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
80 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
81 Pass EXP to expand_builtin_memset.
82 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
84 (expand_builtin_strncmp): Likewise.
85 (expand_builtin_printf): Replace ARGLIST argument with EXP.
86 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
87 (expand_builtin_fprintf): Likewise.
88 (expand_builtin): Adjust calls to
89 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
91 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
94 PR rtl-optimization/21239
95 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
97 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
99 * tree-flow.h (tree_ann_common_d): Move aux to ...
100 (stmt_ann_d): ... here.
101 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
102 move_computations_stmt, schedule_sm): Update references to
104 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
106 * tree-cfg.c (remove_bb): Remove a redundant call to
108 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
111 2005-05-03 Richard Henderson <rth@redhat.com>
113 * config/rs6000/rs6000.c: Remove conflict markers.
115 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
117 2005-05-03 James E Wilson <wilson@specifixinc.com>
119 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
121 2005-05-03 DJ Delorie <dj@redhat.com>
123 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
124 decide if the warning will be printed.
125 * calls.c (expand_call): Likewise.
126 * function.c (init-function_start): Likewise.
128 * common.opt (-fdiagnostics-show-option): New.
129 * opts.c (option_enabled): Accept the option index instead of a
130 pointer to the option descriptor.
131 * opts.h (option_enabled): Likewise.
132 * toplev.c (print_switch_values): Pass option index, not option
134 * diagnostic.h (diagnostic_info): Add option_index.
135 * diagnostic.c: Include opts.h.
136 (diagnostic_set_info): Initialize option_index.
137 (diagnostic_report_diagnostic): Amend option name if appropriate.
138 (warning): Check to see if the specified warning is enabled.
140 * doc/invoke.texi (-fdiagnostics-show-options): Document.
142 2005-05-03 Richard Henderson <rth@redhat.com>
144 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
145 SPEC_OR_GEN_REGS definitions.
147 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
150 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
151 for unavailable registers.
153 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
155 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
157 * cfglayout.c (block_locators_blocks,
158 insn_locators_initialize, insn_scope): Use VEC instead of
161 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
162 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
165 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
167 * config/sparc/predicates.md (const_compl_high_operand): New.
168 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
170 (sparc_emit_set_const64_quick1): Adjust for above change.
171 (sparc_emit_set_const64_quick2): Likewise.
172 (sparc_emit_set_const64_longway): Likewise.
173 (sparc_emit_set_const64): Likewise.
174 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
175 movdi_const64_special): Delete.
176 (logical constant splitters): Use const_compl_high_operand.
178 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
180 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
181 rather than STRIP_NOPS.
183 2005-05-03 Jakub Jelinek <jakub@redhat.com>
185 PR rtl-optimization/21330
186 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
188 (unswitch_single_loop): Clear cinsn when retrying.
191 * config/i386/i386.c (legitimize_address): When canonicalizing
192 ASHIFT into MULT, multiply by 1 << shift_count instead of
193 1 << log2 (shift_count).
195 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
197 * lambda-code.c (gcc_loop_to_lambda_loop,
198 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
199 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
200 generic operand interface.
201 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
202 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
203 generic operand interface.
204 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
205 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
206 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
207 num_imm_uses): Use ssa_use_operand_t.
208 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
209 get_v_must_def_ops): Delete.
210 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
211 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
212 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
213 get_v_must_def_kill_ptr): Delete.
214 (delink_stmt_imm_use): Move and use new operand interface.
215 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
216 op_iter_next_tree): Use new operand implementation.
217 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
218 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
220 (op_iter_next_mustdef, op_iter_next_maydef,
221 op_iter_next_must_and_may_def): Delete. Replace with...
222 (op_iter_next_maymustdef): New. Combine must and may next operations.
223 (op_iter_init_maydef, op_iter_init_mustdef,
224 op_iter_init_must_and_may_def): Use new interface.
225 (single_ssa_tree_operand ): New. Process single operands only as trees.
226 (single_ssa_use_operand): New. Process single operands only as uses.
227 (single_ssa_def_operand): New. Process single operands only as defs.
228 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
230 (num_ssa_operands): New. Count the number of specified operands.
231 (compare_ssa_operands_equal): New. Compare two statements' operands.
232 (single_phi_def): New. Return true if PHI has one def of the specified
234 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
235 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
236 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
237 (struct stmt_ann_d): Operands field no longer require GTY().
238 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
239 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
240 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
241 dump_replaceable_exprs, rewrite_trees): Use generic interface.
242 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
243 Use use_operand_p instead of ssa_imm_use_t *.
244 * tree-pretty-print.c (dump_vops): check if operands are active before
245 dumping virtual operands.
246 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
247 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
248 (ccp_fold): Use new interface.
249 (ccp_visit_stmt): Remove unused variables and code.
250 (convert_to_gimple_builtin): Insert statements before calling
251 mark_new_vars_to_rename.
252 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
253 (copy_prop_visit_cond_stmt): Use generic interface.
254 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
256 (thread_across_edge): Use generic interface.
257 (initialize_hash_element): Initialzie with stmt, not annotation.
258 (eliminate_redundant_computations): Use generic interface.
259 (record_equivalences_from_stmt): Pass stmt, not annotation.
260 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
262 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
263 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
264 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
265 generic operand interface.
266 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
268 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
270 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
271 (build_defs, build_uses, build_v_may_defs, build_vuses,
272 build_v_must_defs): Change type to struct opbuild_list_d.
273 (ops_active): New. Operands active boolean.
274 (operand_memory, operand_memory_index): New. Operand memory managers.
275 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
276 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
277 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
278 Change from functions to static variable list heads.
279 (opbuild_initialize_virtual): New. Initialize a virtual build list.
280 (opbuild_initialize_real): New. Initialize a virtual build list.
281 (opbuild_free): New. Free a build list.
282 (opbuild_num_elems): New. Number of items in a list.
283 (opbuild_append_real): New. Add a real (tree *) operand.
284 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
285 (opbuild_first): New. Return first element index in a list.
286 (opbuild_next): New. Return next element in a list.
287 (opbuild_elem_real): New. Return real element.
288 (opbuild_elem_virtual): New. Return virtual element.
289 (opbuild_elem_uid): New. Return UID of virtual element.
290 (opbuild_clear): New. Reset an operand list.
291 (opbuild_remove_elem): New. Remove an element form a list.
292 (ssa_operands_active): New. Return true if operand cache is active.
293 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
294 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
295 (correct_use_link): Use use_operand_p.
296 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
297 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
298 (cleanup_v_may_defs): Use new implmentation.
299 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
301 (append_def, append_use, append_v_may_def, append_vuse,
302 append_v_must_def): Call opbuild_append routine instead of using varray.
303 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
304 global parse_old_ops variable.
305 (free_ssa_operands): New implementation.
306 (update_stmt_operands): Move. Change argument to build_ssa_operands.
307 (copy_virtual_operands): Move. New generic implementation.
308 (create_ssa_artficial_load_stmt): Move. New implementation.
309 (swap_tree_operands): Update for new implementation.
310 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
311 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
312 rather than a varray.
313 (verify_imm_links): Use use_operand_p.
314 (dump_immediate_uses_for): If the immediate use variable is a virtual
315 variable, show the virtual ops in the stmt.
316 * tree-ssa-operands.h (def_operand_p): No longer a structure.
317 (NULL_DEF_OPERAND_P): Now a #define.
318 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
319 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
320 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
321 mustdef_optype_d): New. Use Linked list representation.
322 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
323 (struct ssa_operand_memory_d): New. Allocated Chunk node.
324 (struct stmt_operands_d): Change to new pointers that are not GTY.
325 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
326 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
327 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
328 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
329 SET_V_MUST_DEF_KILL): Delete.
330 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
331 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
332 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
333 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
334 (enum ssa_op_iter_type): Operand iterator typechecking values.
335 (struct ssa_operand_iterator_d): Use linked lists of operands.
336 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
337 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
338 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
339 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
340 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
341 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
342 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
343 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
344 * tree-ssa-opfinalize.h: New. Function templates for expansion.
345 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
346 alloc_vuse, and alloc_mustdef.
347 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
348 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
349 and finalize_ssa_v_must_def_ops.
350 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
351 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
353 (compute_avail): Use generic iterator interface.
354 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
355 (stmt_makes_single_load, stmt_makes_single_store): Use
357 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
358 (statement_sink_location): Use generic interface.
359 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
360 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
361 reset the immediate use link nodes.
362 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
363 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
364 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
365 (eliminate_tail_call): Use generic operand interface.
366 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
367 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
369 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
371 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
372 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
374 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
375 Use statement pointer instead of vuse_optype. Use generic interface.
376 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
377 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
378 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
379 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
380 * doc/tree-ssa.texi: Update documentation for operand interface.
382 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
384 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
385 gcc_unreachable as appropriate.
386 (machopic_function_base_name, machopic_indirect_data_reference,
387 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
388 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
389 * config/rs6000/altivec.md (*mov<mode>_internal,
390 build_vector_mask_for_load): Likewise.
391 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
392 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
393 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
394 * config/rs6000/predicates.md (easy_fp_constant,
395 logical_operand): Likewise.
396 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
397 compute_save_world_info, rs6000_emit_prologue,
398 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
399 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
402 2005-05-03 Uros Bizjak <uros@kss-loka.si>
405 * convert.c (convert_to_integer): Convert ceil and floor in
408 2005-04-29 Geoffrey Keating <geoffk@apple.com>
411 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
412 define_insn_and_split. Split only when memory operand is
413 offsettable. Use adjust_address rather than plus_constant.
414 (floatunssidf2_internal): Likewise.
415 (fix_truncdfsi2_internal): Split only when memory operand is
416 offsettable. Use adjust_address rather than plus_constant.
417 (fix_trunctfsi2_internal): Likewise.
418 (floatsidf2_internal): Likewise.
420 2005-05-02 Diego Novillo <dnovillo@redhat.com>
422 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
423 (set_value_range_to_null): Likewise.
424 (set_value_range_to_varying): New function. Use it in all
425 call sites that used to call set_value_range (vr, VR_VARYING, ...).
426 (extract_range_from_assert): If the integral type has a
427 super-type, and LIMIT is not within MIN and MAX values of that
428 type, set the resulting range to VR_VARYING.
430 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
432 * config/mmix/mmix.opt: New file.
433 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
434 (mmix_cc1_ignored_option): Don't declare.
435 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
436 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
437 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
438 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
439 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
440 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
441 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
442 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
444 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
445 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
446 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
448 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
451 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
452 * c-decl.c (current_function_prototype_built_in,
453 current_function_prototype_arg_types): New.
454 (merge_decls): Keep source location of prototype followed by
455 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
456 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
457 (start_function): Always set current_function_prototype_locus,
458 current_function_prototype_built_in and
459 current_function_prototype_arg_types. Check for external
460 prototype whether or not visible for external function and set
461 current_function_prototype_arg_types accordingly.
462 (store_parm_decls_oldstyle): Use
463 current_function_prototype_arg_types for checking old-style
464 definition against prototype. Give warnings only if
465 current_function_prototype_built_in).
467 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
469 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
470 (ggc_alloc_zone_stat): Don't define.
471 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
472 ggc_alloc_zone_pass_stat.
473 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
474 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
475 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
477 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
479 * calls.c (expand_call): Handle current_function_pretend_args_size
480 when checking for sibcalls.
482 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
484 PR tree-optimization/21294
485 * tree-vrp.c (vrp_expr_computes_nonzero): New.
486 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
488 2005-05-02 Janis Johnson <janis187@us.ibm.com>
491 * gcov-io.h: Declare gcov external functions hidden.
493 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
495 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
496 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
497 Use VEC instead of VARRAY.
500 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
503 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
505 * c-common.c (resolve_overloaded_builtin): Forward to target
506 hook for BUILT_IN_MD built-ins.
507 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
508 for all types of built-in.
509 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
510 in the definition of the target hooks struct.
511 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
512 * config/rs6000/altivec.h: Rewritten.
513 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
514 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
515 rs6000_builtin_type, rs6000_builtin_type_compatible,
516 altivec_overloaded_builtins, rs6000_builtin_type,
517 rs6000_builtin_type_compatible): New.
518 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
520 (def_builtin): Turn into a function. Check for duplicates and store
521 the builtin into rs6000_builtin_decls.
522 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
523 bdesc_1arg): Add overloaded builtins.
524 (altivec_expand_builtin): Check for unresolved overloaded builtins,
525 do not support ALTIVEC_COMPILETIME_ERROR.
526 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
527 nodes to represent front-end types.
528 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
529 with opaque arguments and/or return values.
530 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
531 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
532 (rs6000_builtin_type_index): New.
533 (is_ev64_opaque_type): Rename to...
534 (rs6000_is_opaque_type): ... this.
535 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
538 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
540 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
543 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
544 Bernd Schmidt <bernd.schmidt@analog.com>
546 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
547 print_address_operand, print_operand, legitimize_pic_address,
548 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
549 output_pop_multiple): Use gcc_assert or gcc_unreachable as
551 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
553 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
555 * doc/passes.texi: Document vectorization pass.
557 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
559 * tree-scalar-evolution.c (get_exit_conditions_rec,
560 select_loops_exit_conditions,
561 number_of_iterations_for_all_loops,
562 analyze_scalar_evolution_for_all_loop_phi_nodes,
563 scev_analysis): Use VEC instead of VARRAY.
565 2005-05-02 Michael Matz <matz@suse.de>
568 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
569 (warn_strict_null_sentinel): Define.
570 (check_function_sentinel): Check for null_node as valid sentinel too.
571 * c-common.h (c_tree_index): Added CTI_NULL.
572 (null_node) Define global_tree[CTI_NULL].
573 (warn_strict_null_sentinel): Declare.
574 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
575 * c.opt: (Wstrict-null-sentinel): New C++ option.
576 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
578 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
580 * gimplify.c (gimplify_compound_lval): Use VEC instead of
583 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
585 * dwarf2out.c (decl_scope_table, push_decl_scope,
586 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
589 2005-05-01 Mark Mitchell <mark@codesourcery.com>
592 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
594 * doc/cpp.texi (__DEPRECATED): Document.
595 (__EXCEPTIONS): Likewise.
596 (__GXX_WEAK__): Likewise.
598 * function.c (INVOKE__main): Do not define.
599 (expand_main_function): Check HAS_INIT_SECTION when determining
600 whether or not to call __main.
602 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
604 * tree-ssa-loop-ivopts.c: Fix a comment typo.
606 2005-01-05 Paul Brook <paul@codesourcery.com>
608 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
609 (INITIALIZE_TRAMPOLINE): Use it.
610 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
611 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
612 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
614 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
616 * doc/install.texi (Specific): Omit dots in the @anchors names
617 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
618 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
620 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
622 PR tree-optimization/18316
623 PR tree-optimization/19126
624 * tree.c (build_int_cst_type): Avoid shift by size of type.
625 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
627 * tree-scalar-evolution.h (simple_iv): Declaration changed.
628 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
630 (dump_cand): Dump depends_on information.
631 (determine_biv_step): Add argument to simple_iv call.
632 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
633 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
635 (add_candidate_1): Record depends_on for candidates.
636 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
637 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
638 Handle ivs with nonconstant step.
639 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
640 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
641 (create_new_iv): Unshare the step before passing it to create_iv.
642 (free_loop_data): Free cand->depends_on.
643 (build_addr_strip_iref): New function.
644 (find_interesting_uses_address): Use build_addr_strip_iref.
645 (strip_offset_1): Split the recursive part from strip_offset.
646 Strip constant offset component_refs and array_refs.
647 (strip_offset): Split the recursive part to strip_offset_1.
648 (add_address_candidates): Removed.
649 (add_derived_ivs_candidates): Do not use add_address_candidates.
650 (add_iv_value_candidates): Add candidates with stripped constant
651 offset. Consider all candidates with initial value 0 important.
652 (struct affine_tree_combination): New.
653 (aff_combination_const, aff_combination_elt, aff_combination_scale,
654 aff_combination_add_elt, aff_combination_add,
655 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
656 fold_affine_sum): New functions.
657 (get_computation_at): Use fold_affine_sum.
658 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
659 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
662 2005-04-30 Michael Matz <matz@suse.de>
664 * config/i386/i386.md (movmemsi): Also active when
665 TARGET_INLINE_ALL_STRINGOPS.
667 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
670 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
672 2005-04-30 Paul Brook <paul@codesourcery.com>
674 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
676 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
677 * config/arm/ieee754-sf.S: Ditto.
678 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
679 (FUNC_ALIAS): Use .thumb_set for thumb routines.
681 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
683 * tree-ssanames.c: Fix a comment typo.
684 * doc/options.texi: Fix a typo.
686 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
688 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
689 gcc_unreachable as appropriate.
690 (split_adds_subs, cond_string, print_operand,
691 h8300_initial_elimination_offset, h8300_classify_operand,
692 h8300_unary_length, h8300_short_immediate_length,
693 h8300_bitfield_length, h8300_binary_length,
694 h8300_insn_length_from_table, compute_mov_length, output_plussi,
695 compute_plussi_length, compute_plussi_cc, output_logical_op,
696 compute_logical_op_length, compute_logical_op_cc,
697 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
698 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
699 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
700 h8300_regs_ok_for_stm): Likewise.
701 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
702 monitor_prologue): Likewise.
704 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
706 * loop-invariant.c (invariants, create_new_invariant,
707 get_inv_cost, best_gain_for_invariant,
708 find_invariants_to_move, move_invariants,
709 init_inv_motion_data, free_inv_motion_data): Use VEC instead
712 2005-04-29 Richard Henderson <rth@redhat.com>
714 * function.c (instantiate_decls): Remove valid_only argument.
715 (instantiate_decls_1, instantiate_decl): Likewise.
716 (instantiate_virtual_regs_1): Delete.
717 (instantiate_virtual_regs_lossage): Delete.
718 (instantiate_virtual_regs_in_rtx): New.
719 (safe_insn_predicate): New.
720 (instantiate_virtual_regs_in_insn): New.
721 (instantiate_virtual_regs): Update to match all that. Only run
722 instantiate_decls once.
724 2005-04-29 Richard Henderson <rth@redhat.com>
725 Daniel Jacobowitz <dan@codesourcery.com>
727 * gengtype.c (write_func_for_structure): Split out ...
728 (output_type_enum): ... new function. Fix thinko accessing
729 TYPE_PARAM_STRUCT data.
731 2005-04-29 Tom Tromey <tromey@redhat.com>
733 * tree.c (build_block): Removed unused 'tags' argument.
734 * tree.h (build_block): Removed argument.
736 2005-04-29 Michael Matz <matz@suse.de>
738 PR rtl-optimization/21144
739 * postreload.c (reload_cse_move2add): Check for VOIDmode.
741 2005-04-29 Bob Wilson <bob.wilson@acm.org>
743 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
746 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
748 PR tree-optimization/21030
749 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
750 ranges where VR->MAX is smaller than VR->MIN.
752 2005-04-29 Devang Patel <dpatel@apple.com>
754 PR tree-optimization/21272
755 PR tree-optimization/21266
756 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
758 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
760 * tree-flow-inline.h: Fix a comment typo.
761 * doc/tree-ssa.texi: Fix a typo.
763 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
765 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
767 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
768 gcc_unreachable as appropriate.
769 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
770 fr30_print_operand, fr30_move_double): Likewise.
771 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
773 2005-04-29 Mark Mitchell <mark@codesourcery.com>
775 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
776 definition has already been provided.
777 (ARM_EABI_DTORS_SECTION_OP): Likewise.
778 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
779 (ARM_EABI_DTORS_SECTION_OP): Likewise.
781 2005-04-29 Jim Tison <jtison@us.ibm.com>
783 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
784 trace hooks calls to improve performance.
786 2005-04-29 Julian Brown <julian@codesourcery.com>
787 Mark Mitchell <mark@codesourcery.com>
788 Paul Brook <paul@codesourcery.com>
790 * crtstuff.c: Handle targets that use .init_array.
791 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
792 that INVOKE__main is set correctly.
793 (expand_main_function): Test INVOKE__main.
794 * libgcc2.c: Do not define __main when using .init_array.
795 * config/arm/arm.c (arm_elf_asm_constructor): New function.
796 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
798 (DTORS_SECTION_ASM_OP): Likewise.
799 (CTOR_LIST_BEGIN): Define specially when in libgcc.
800 (CTOR_LIST_END): Likewise.
801 (DTOR_LIST_BEGIN): Likewise.
802 (DTOR_LIST_END): Likewise.
803 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
804 (FINI_SECTION_ASM_OP): Likewise.
805 (INIT_ARRAY_SECTION_ASM_OP): Define.
806 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
807 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
808 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
809 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
810 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
812 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
814 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
815 gcc_assert and gcc_unreachable as appropriate.
816 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
817 const_int_cost, output_move_const_into_data_reg,
818 output_move_qimode, output_move_double, find_addr_reg,
819 print_operand, print_operand_address): Likewise.
820 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
821 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
822 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
823 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
824 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
825 conditional_trap): Likewise.
826 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
828 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
830 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
831 gcc_unreachable as appropriate.
832 (gen_conditional_move, xtensa_split_operand_pair,
833 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
834 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
835 xtensa_copy_incoming_a7, xtensa_output_literal,
836 xtensa_output_literal, xtensa_output_literal): Likewise.
837 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
838 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
839 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
840 movsicc_internal1, movsfcc_internal0,
841 movsfcc_internal1): Likewise.
843 2005-04-28 James E Wilson <wilson@specifixinc.com>
845 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
846 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
848 2005-04-28 DJ Delorie <dj@redhat.com>
850 * opt-functions.awk (var_set): Emit proper initializer for
851 non-target bitfields.
853 2005-04-28 Devang Patel <dpatel@apple.com>
855 * dbxout.c (have_used_extensions): Remove.
856 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
857 have_used_extensions.
859 2005-04-28 James E Wilson <wilson@specifixinc.com>
861 * doc/install.texi: Update -enable-languages info. Correct path to
864 2005-04-28 DJ Delorie <dj@redhat.com>
866 * optc-gen.awk (END): Make sure no variable is defined more
868 * opth-gen.awk (END): Allocate bits on a per-variable basis.
869 Allow for bitfield variables other than target_flags.
870 * doc/options.text (Mask): Document that you may specify a
871 variable other than target_flags.
873 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
875 PR rtl-optimization/18877
876 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
879 2005-04-28 David Edelsohn <edelsohn@gnu.org>
882 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
884 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
885 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
886 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
888 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
890 * arm.c (legitimize_pic_address): Fix sense of assertion test for
891 creating pseudos when the base offset is too large.
893 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
895 * global.c (earlyclobber_regclass): Change the type to
897 (check_earlyclobber): Update uses of earlyclobber_regclass.
898 (mark_reg_use_for_earlyclobber): Likewise.
899 (calculate_local_reg_bb_info): Allocate and free
900 earlyclobber_regclass using the VEC API.
902 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
904 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
907 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
909 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
912 * config.gcc: Obsolete c4x-* and tic4x-*.
914 * tree.h (edge_def): Remove.
916 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
917 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
918 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
919 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
922 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
923 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
924 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
925 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
926 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
927 machmode.def, mips-tfile.c, params.c, pretty-print.c,
928 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
929 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
930 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
931 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
932 config/i386/cygming.h, config/i386/djgpp.h,
933 config/i386/lynx.h, config/i386/netware.c,
934 config/i386/winnt.c, config/ia64/ia64-c.c,
935 config/iq2000/iq2000.c, config/m32r/little.h,
936 config/m68k/m68k-protos.h, config/m68k/m68k.h,
937 config/m68k/m68k.md, config/mcore/mcore.c,
938 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
939 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
940 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
941 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
942 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
943 config/pdp11/pdp11.h, config/rs6000/darwin.h,
944 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
945 config/s390/2064.md, config/s390/2084.md,
946 config/s390/s390-modes.def, config/s390/s390-protos.h,
947 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
948 config/stormy16/stormy16.c, config/vax/vax-protos.h,
949 config/vax/vax.c, config/vax/vax.h,
950 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
953 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
955 * c-typeck.c (build_compound_expr): Correct logic in last change.
957 2005-04-27 James E. Wilson <wilson@specifixinc.com>
959 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
960 parameters. Replace conditional move code with assert checking for
961 ar.lc. Delete obsolete comments.
962 (set_src_needs_barrier): Delete cond parameter, and code using it.
963 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
964 assert checking for PR_REGS. Fix calls to update_set_flags and
965 set_src_needs_barrier.
966 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
967 callers. Rewrite explanatory comment before the function.
968 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
971 2005-04-27 Mike Stump <mrs@apple.com>
973 * doc/cpp.texi: gcc now implements universal character names.
975 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
978 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
979 being a compound expression whose right-hand side is cast to void.
981 2005-04-27 Caroline Tice <ctice@apple.com>
983 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
984 Remove targetm.have_named_sections test.
985 (fix_edges_for_rarely_executed_code): Likewise.
986 (insert_section_boundary_note): Likewise.
987 (reorder_basic_blocks): Check partitioning flag before calling
988 verify_hot_cold_block_grouping.
989 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
990 the function struct rather than global variables.
991 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
992 (COLD_END_LABEL): Likewise
993 (cold_text_section_label): New static global variable.
994 (cold_end_label): Likewise.
995 (dwarf2out_switch_text_section): Get hot/cold section labels from
996 the function struct rather than global variables; test to make sure
998 (output_aranges): Use cold_text_section_label and cold_end_label;
999 check partitioning flag before putting out delta.
1000 (output_ranges): Remove incorrect code attempting to use
1002 (output_line_info): Get cold section label from function struct; test
1003 to make sure cfun is defined.
1004 (add_location_or_const_value_attribute): Likewise.
1005 (dwarf2out_var_location): Likewise.
1006 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1007 write out cold_text_section_label if partition flag is set.
1008 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1009 * function.h (struct function): Add new fields to point to hot/cold
1010 section labels: hot_section_label, cold_section_label,
1011 hot_section_end_label and cold_section_end_label; also add new field
1012 for cold text section name, unlikely_text_section_name.
1013 * opts.c (decode_options): Turn off partitioning flag if
1014 !targetm.have_named_sections.
1015 * output.h (hot_section_label): Remove.
1016 (hot_section_end_label): Remove.
1017 (cold_section_end_label): Remove.
1018 (unlikely_section_label): Remove.
1019 (unlikely_text_section_name): Remove.
1020 * passes.c (rest_of_handle_final): Remove extra blank line.
1021 * varasm.c (unlikely_section_label): Remove.
1022 (hot_section_label): Remove.
1023 (hot_section_end_label): Remove.
1024 (cold_section_end_label): Remove.
1025 (unlikely_text_section_name): Remove.
1026 (initialize_cold_section_name): Modify to call
1027 targetm.strip_name_encoding; to store cold section name in current
1028 function struct, if it exists; and to only use the decl_section_name
1029 if flag_named_sections is true.
1030 (unlikely_text_section): Modify to get section name out of current
1031 function struct, if there is one; otherwise build it from
1032 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1033 (in_unlikely_text_section): Likewise.
1034 (named_section): Modify to get/put cold section name in current function
1035 struct, if there is one.
1036 (function_section): Change 'bool unlikely' to 'int reloc'; check
1037 targetm.have_named_sections before calling named_section.
1038 (current_function_section): Likewise.
1039 (assemble_start_function): Modify to get/put unlikely_text_section_name
1040 in current function struct; modify to get hot/cold section labels
1041 from function struct; initialize labels using
1042 ASM_GENERATE_INTERNAL_LABEL;
1043 test partitioning flag before writing out hot section label.
1044 (assemble_end_function): Test partitioning flag before writing out
1045 hot/cold section labels.
1046 (default_section_type_flags_1): Get cold text section name from
1047 function struct if there is one; Set flags correctly for
1048 cold text section if there is not a current function struct.
1050 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1052 * tree-ssa-propagate.c (set_rhs): Revert last change.
1054 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1056 * explow.c (convert_memory_address): Add gcc_assert.
1058 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1060 * configure.ac: Check for ld --sysroot support.
1061 * gcc.c: Document %R specifier for specs.
1062 (SYSROOT_SPEC): New macro.
1063 (sysroot_spec): New variable.
1064 (static_specs): Add sysroot_spec.
1065 (main): Pass the sysroot spec to the linker if appropriate.
1066 * configure: Regenerated.
1067 * config.in: Likewise.
1069 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1071 * fold-const.c (fold_binary): Use build_fold_addr_expr
1072 for address calculation and INDIRECT_REF handling.
1074 2005-04-27 Andrew Haley <aph@redhat.com>
1076 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1078 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1080 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1081 pointer when thumb backtracing is on.
1083 * config/fp-bit.c (abort): Revert change.
1085 2005-04-27 Ian Lance Taylor <ian@airs.com>
1087 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1089 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1091 * tree-ssa-dce.c: Fix a comment typo.
1093 2005-04-27 David S. Miller <davem@davemloft.net>
1095 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1096 Kill setjmpless_size. current_function_calls_setjmp is completely
1097 computed when we are called, so just use the optimized size value
1098 instead of using REG_SAVE_AREA notes.
1099 (optimize_save_area_alloca): Delete....
1100 * rtl.h (optimize_save_area_alloca): Likewise...
1101 * passes.c (rest_of_compilation): and don't call it any more.
1102 * reg-notes.def (SAVE_AREA): Delete.
1104 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1106 * config/fp-bit.c (abort): Add noreturn attribute.
1108 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1109 gcc_unreachable as appropriate.
1110 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1111 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1112 ASM_OUTPUT_REG_POP): Likewise.
1114 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1116 * tree-complex.c (expand_vector_operations_1): Do not build
1117 VIEW_CONVERT_EXPR's for the lhs.
1119 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1121 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1122 unnecessary noncanonical RTL handling.
1123 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1124 gcc_assert and gcc_unreachable.
1126 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1127 gcc_unreachable as appropriate.
1128 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1129 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1130 use_return_insn, const_ok_for_op, arm_gen_constant,
1131 arm_canonicalize_comparison, legitimize_pic_address,
1132 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1133 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1134 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1135 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1136 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1137 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1138 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1139 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1140 output_call, output_mov_long_double_fpa_from_arm,
1141 output_mov_long_double_arm_from_fpa,
1142 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1143 output_move_double, arithmetic_instr, shift_op, int_log2,
1144 output_return_instruction, arm_output_function_prologue,
1145 arm_output_epilogue, arm_output_function_epilogue,
1146 emit_multi_reg_push, arm_get_frame_offsets,
1147 arm_compute_initial_elimination_offset, arm_expand_prologue,
1148 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1149 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1150 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1151 thumb_compute_initial_elimination_offset,
1152 thumb_output_function_prologue, thumb_load_double_from_address,
1153 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1154 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1155 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1156 * config/arm/arm.md (thumb_extendhisi2,
1157 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1158 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1159 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1160 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1161 * config/arm/cirrus.md (*cirrus_arm_movdi,
1162 *cirrus_movdf_hard_insn): Likewise.
1163 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1165 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1167 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1168 (num_ssa_names): Use VEC_length.
1169 (ssa_names): Use VEC_index.
1170 * tree-ssanames.c (ssa_names): Change the type to
1172 (init_ssanames, fini_ssa_names, make_ssanames,
1173 release_ssa_name): Update uses of ssa_names.
1175 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1176 Use fold_buildN instead of fold (buildN (...)).
1178 2005-04-27 Devang Patel <dpatel@apple.com>
1180 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1182 2005-04-27 Matt Thomas <matt@3am-software.com>
1183 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1185 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1186 (vax_output_mi_thunk): Ditto.
1187 (vax_notice_cc_update): Ditto.
1188 (INDEX_REGISTER_P): Add trailing \.
1189 (BASE_REGISTER_P): Add trailing \.
1190 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1192 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1194 * tree-ssa-propagate.c (set_rhs): Check operand of
1195 ADDR_EXPR for gimpliness, too.
1197 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1199 * tree-ssa-pre.c: Fix a comment typo.
1201 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1203 PR tree-optimization/21171
1204 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1205 record address uses if the reference is volatile.
1207 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1209 * tree-complex.c (expand_vector_operation): New, extracted from
1210 expand_vector_operations_1.
1211 (tree_vec_extract): Build a NOP_EXPR.
1212 (expand_vec_parallel): Do not care about returning the correct type.
1213 (expand_vector_operations_1): Call expand_vector_operation.
1214 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1216 * tree-complex.c (gate_expand_vector_operations): New.
1217 (pass_lower_vector_ssa): Use it.
1218 * tree-optimize.c (init_tree_optimization_passes): Include
1219 pass_lower_vector_ssa.
1220 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1221 (vectorizable_operation): Use it.
1222 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1223 integer modes for the vector type.
1225 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1226 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1227 Do not cope with UNITS_PER_SIMD_WORD == 0.
1228 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1229 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1230 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1231 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1232 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1233 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1234 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1236 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1237 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1238 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1240 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1241 (UNITS_PER_SIMD_WORD): New.
1243 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1245 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1246 gcc_unreachable as appropriate.
1247 (ia64_expand_load_address, ia64_expand_tls_address,
1248 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1249 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1250 next_scratch_gr_reg, ia64_initial_elimination_offset,
1251 ia64_expand_prologue, ia64_expand_epilogue,
1252 ia64_output_dwarf_dtprel, ia64_print_operand,
1253 ia64_register_move_cost, first_instruction, rws_access_regno,
1254 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1255 ia64_sched_init, ia64_variable_issue,
1256 ia64_first_cycle_multipass_dfs_lookahead_guard,
1257 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1258 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1259 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1260 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1261 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1262 * config/ia64/predicates.md (got_symbolic_operand,
1263 sdata_symbolic_operand): Likewise.
1264 * config/ia64/vect.md (vcondv2sf): Likewise.
1266 2005-04-27 Matt Thomas <matt@3am-software.com>
1268 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1269 CONSTANT_ADDRESS_P in config/vax/vax.h
1270 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1271 (INDEX_REGISTER_P): New.
1272 (BASE_REGISTER_P): New.
1273 (indirectable_constant_address_p): New. Adapted from
1274 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1275 (indirectable_address_p): New. Adapted from
1276 INDIRECTABLE_ADDRESS_P in vax.h.
1277 (nonindexed_address_p): New. Adapted from
1278 GO_IF_NONINDEXED_ADDRESS in vax.h.
1279 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1280 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1281 (legitimate_address_p): New. Adapted from
1282 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1283 (vax_mode_dependent_address_p): New. Adapted from
1284 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1285 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1286 legitimate_constant_address_p.
1287 (CONSTANT_P): Use legitimate_constant_p.
1288 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1289 (INDIRECTABLE_ADDRESS_P): Removed.
1290 (GO_IF_NONINDEXED_ADDRESS): Removed.
1291 (INDEX_TEMP_P): Removed.
1292 (GO_IF_REG_PLUS_INDEX): Removed.
1293 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1294 definitions, depending on whether REG_OK_STRICT is defined.
1295 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1296 Two definitions, depending on whether REG_OK_STRICT is defined.
1297 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1299 (legitimate_constant_p): Prototype added.
1300 (legitimate_address_p): Prototype added.
1301 (vax_mode_dependent_address_p): Prototype added.
1303 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1305 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1307 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1310 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1313 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1316 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1317 assertion failures, if __gcc_host_wide_int__ is not properly
1319 (init_dynamic_diag_info): Give errors, not assertion failures, if
1320 location_t, tree or __gcc_host_wide_int__ are not properly
1323 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1325 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1326 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1327 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1328 prepare_decl_rtl, free_loop_data,
1329 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1332 * tree.h (tree_phi_node): Add a comment about the order of PHI
1335 2005-04-26 Paul Brook <paul@codesourcery.com>
1337 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1339 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1341 * config/mips.mips.c (mips_legitimize_tls_address): Use
1344 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1345 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1346 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1348 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1351 2005-04-26 Jeff Law <law@redhat.com>
1353 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1354 (op_iter_init_must_and_may_def): Likewise.
1355 (unmodifiable_var_p): Move to a later point in the file.
1356 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1357 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1358 (dse_record_phis): Directly check for virtual operands rather than
1359 using need_imm_uses_for.
1360 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1361 store has multiple V_{MAY,MUST}_DEF operands.
1363 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1365 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1368 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1370 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1371 call to find_edge outside a loop to go through a PHI chain.
1373 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1375 PR tree-optimization/17598
1376 * fold-const.c (fold_binary): Fold comparisons of addresses
1377 of COMPONENT_REFs which reference the same field to
1378 comparisons of the addresses of the base objects.
1380 2005-04-26 Julian Brown <julian@codesourcery.com>
1382 * config/arm/arm.c (arm_return_in_msb): New function.
1383 (arm_must_pass_in_stack): New function.
1384 (TARGET_RETURN_IN_MSB): Define target hook.
1385 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1386 (arm_function_value): Pad small aggregate return.
1387 (arm_pad_arg_upward): New function.
1388 (arm_pad_reg_upward): New function.
1389 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1390 (FUNCTION_ARG_PADDING): Define macro.
1391 (BLOCK_REG_PADDING): Define macro.
1392 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1393 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1394 (arm_pad_reg_upward): Declare function.
1396 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1398 * basic-block.h (ei_cond): New.
1399 (FOR_EACH_EDGE): Call ei_cond.
1401 PR tree-optimization/21047
1402 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1403 (fold): Don't handle ASSERT_EXPR.
1405 2005-04-25 Roger Sayle <roger@eyesopen.com>
1407 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1408 all writes to any stack register as a read/write dependency on
1410 (sched_analyze_2): Likewise, for reads from any stack register.
1412 2005-04-25 Richard Henderson <rth@redhat.com>
1414 * final.c (output_addr_const): Revert 2005-04-09 change.
1416 2005-04-25 Mike Stump <mrs@apple.com>
1418 * config/darwin.c (darwin_encode_section_info): Always set
1419 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1421 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1423 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1424 gensupport.c, protoize.c, toplev.c: Replace calls to
1425 `unlock_stream' with `unlock_std_streams'.
1427 2005-04-25 Devang Patel <dpatel@apple.com>
1429 * dbxout.c (dbxout_type): Emit attribute vector.
1431 2005-04-05 Paul Brook <paul@codesourcery.com>
1433 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1434 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1435 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1436 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1437 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1438 (register_dtor_fn): Likewise.
1439 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1441 2005-04-25 Ian Lance Taylor <ian@airs.com>
1443 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1444 * c-common.h (EXPR_STMT_EXPR): Don't define.
1445 (c_common_stmt_codes): Don't define.
1446 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1447 * c-gimplify.c (gimplify_expr_stmt): Remove.
1448 (c_gimplify_expr): Remove EXPR_STMT case.
1449 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1450 to INIT_STATEMENT_CODES.
1451 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1453 2005-04-25 Jan Hubicka <jh@suse.cz>
1455 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1457 * except.c: Include diagnostic.h
1458 (dump_eh_tree, verify_eh_tree): New functions.
1459 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1460 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1461 (dump_function_to_file): dump eh tree.
1462 * tree-eh.c (mark_eh_edge): New function.
1463 (mark_eh_edge_found_error): New static variable.
1464 (verify_eh_edges): New function.
1466 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1468 * tree-ssa-alias.c (fieldoff_t): Remove.
1469 (fieldoff_s): typedef the structure itself. Create a vector of
1471 (push_fields_onto_fieldstack): Return count of fields pushed.
1472 Remove peeling of first field. Adjust.
1473 (fieldoff_compare): Adjust.
1474 (create_overlap_variables_for): Adjust.
1476 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1478 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1480 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1483 * doc/install.texi: Document correct assembler and linker to use
1484 on i?86-*-solaris2.10.
1486 2005-04-25 Steven Bosscher <stevenb@suse.de>
1488 Fix PR tree-optimization/21173
1490 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1491 Unshare expression we pass to force_gimple_operand.
1493 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1494 Stephen Clarke <stevec@superh.com>
1495 Roger Sayle <roger@eyesopen.com>
1497 PR rtl-optimization/20413
1498 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1499 VOIDmode for LABEL_REF.
1500 * final.c (shorten_branches): Likewise.
1501 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1502 * loop.c (reg_dead_after_loop): Likewise.
1503 * varasm.c (decode_addr_const): Likewise.
1504 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1506 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1508 * config.gcc (avr-*-*): Remove redundant "case".
1510 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1512 * tree-vect-analyze.c (vect_mark_relevant): Take
1513 VEC(tree,heap) instead of varray_type as an argument.
1514 (vect_mark_stmts_to_be_vectorized): Change the type of
1515 worklist to VEC(tree,heap). Adjust uses of worklist.
1517 2005-04-24 Devang Patel <dpatel@apple.com>
1519 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1521 2005-04-24 Ian Lance Taylor <ian@airs.com>
1523 * c-semantics.c (build_stmt): Remove test of specific tree codes
1524 for TREE_SIDE_EFFECTS handling.
1526 2005-04-24 Per Bothner <per@bothner.com>
1528 * c-opts.c (finish_options): Make the line-number of the <built-in>
1529 location 0, as assumed elsewhere, rather than 1.
1531 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1533 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1535 (tree_ssa_uncprop, uncprop_finalize_block,
1536 uncprop_initialize_block): Update uses of equiv_stack.
1538 2005-04-24 Richard Henderson <rth@redhat.com>
1541 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1542 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1544 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1545 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1546 <DIV, MOD>: Likewise.
1548 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1550 * collect2.c (main): Unlock the stdio streams.
1551 * gcc.c (main): Likewise.
1552 * gcov-dump.c (main): Likewise.
1553 * gcov.c (main): Likewise.
1554 * gen-protos.c (main): Likewise.
1555 * gensupport.c (init_md_reader_args_cb): Likewise.
1556 * protoize.c (main): Likewise.
1557 * toplev.c (general_init): Likewise.
1559 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1562 * cgraph.h (cgraph_local_info): Add vtable_method field.
1563 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1564 and node is vtable_method, finalized and not reachable, don't do
1567 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1569 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1571 * tree-ssa-pre.c (create_value_expr_from): Use
1572 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1573 * tree-ssa-propagate.c (stmt_makes_single_load,
1574 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1575 * tree-vect-transform.c (vect_is_simple_cond): Use
1577 * tree-vrp.c (extract_range_from_assert,
1578 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1581 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1582 of tpa_to_clear to VEC(int,heap). Update uses of
1583 tpa_to_clear. Free tpa_to_clear at the end.
1585 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1587 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1590 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1592 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1593 and gcc_unreachable as appropriate.
1594 (num_insns_constant, output_vec_const_move,
1595 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1596 rs6000_emit_set_const, rs6000_emit_move,
1597 spe_build_register_parallel, function_arg,
1598 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1599 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1600 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1601 rs6000_common_init_builtins, expand_block_clear,
1602 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1603 extract_ME, rs6000_get_some_local_dynamic_name,
1604 rs6000_output_function_entry, print_operand,
1605 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1606 output_cbranch, output_e500_flip_gt_bit,
1607 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1608 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1609 compute_save_world_info, rs6000_stack_info,
1610 rs6000_emit_load_toc_table, rs6000_frame_related,
1611 spe_synthesize_frame_save, rs6000_emit_epilogue,
1612 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1613 output_function_profiler, rs6000_trampoline_size,
1614 rs6000_initialize_trampoline, find_addr_reg,
1615 rs6000_machopic_legitimize_pic_address,
1616 rs6000_initial_elimination_offset,
1617 rs6000_dbx_register_number): Likewise.
1618 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1619 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1620 *movti_power, *movti_string, call, call_value, sibcall,
1621 sibcall_value): Likewise.
1622 * config/rs6000/spe.md (*movdf_e500_double,
1623 *movv2si_internal): Likewise.
1624 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1627 2005-04-24 Richard Henderson <rth@redhat.com>
1630 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1631 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1632 Deny modes smaller than 4 bytes.
1633 * config/i386/i386-protos.h: Update.
1635 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1637 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1638 Switch h8300-*-rtems* to ELF.
1640 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1642 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1644 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1646 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1648 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1651 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1653 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1655 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1656 definitions of ssa names in condition. Split recusive part to ...
1657 (tree_simplify_using_condition_1): New function.
1658 (expand_simple_operations): New function.
1660 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1662 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1663 (find_interesting_uses_cond): Do not use integer_zerop and
1664 integer_nonzerop to check for integer constants.
1665 (set_use_iv_cost): Record the value field.
1666 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1667 determine_use_iv_cost_outer): Set the value field of the cost pair.
1668 (may_eliminate_iv): Do not return the comparison code.
1669 (iv_elimination_compare): New function.
1670 (determine_use_iv_cost_condition): Set the value field. Record
1671 noneliminable invariants correctly.
1672 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1674 2005-04-23 DJ Delorie <dj@redhat.com>
1676 * diagnostic.c (warning): Accept parameter to classify warning option.
1677 (warning0): New, for when a pointer to an error() like function is needed.
1678 * errors.c (warning): Likewise.
1679 * errors.h (warning, warning0): Adjust prototypes.
1680 * toplev.h (warning, warning0): Likewise.
1682 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1683 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1684 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1685 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1686 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1687 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1688 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1689 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1691 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1692 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1693 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1694 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1695 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1696 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1697 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1698 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1699 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1700 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1701 config/rs6000/aix52.h, config/rs6000/darwin.h,
1702 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1703 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1704 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1705 config/stormy16/stormy16.c, config/v850/v850-c.c,
1706 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1709 2005-04-23 Richard Henderson <rth@redhat.com>
1712 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1713 performing some integral scalar simplifications.
1715 2005-04-23 Richard Henderson <rth@redhat.com>
1718 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1719 simplifying CONST_VECTOR.
1721 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1723 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1724 heap as an argument. Update uses of stack.
1725 (calculate_live_on_entry): Allocate stack on heap.
1727 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1728 partition_link and tpa_nodes on heap.
1730 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1731 (mark_stmt_necessary, propagate_necessity,
1732 mark_really_necessary_kill_operand_phis): Update uses of
1734 (tree_dce_init): Allocate worklist using VEC_alloc.
1735 (tree_dce_done): Free worklist using VEC_free.
1737 2005-04-23 Mike Stump <mrs@apple.com>
1739 * config/darwin.c (machopic_indirection_name): Don't use
1741 (darwin_emit_unwind_label): Use user_label_prefix instead of
1744 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1746 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1748 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1750 * config.gcc <cris-*>: Specify .opt files.
1751 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1752 config/cris/linux.opt: New files.
1753 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1754 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1755 (TARGET_ELF): Override to 0.
1756 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1757 -melinux-stacksize=N.
1758 * config/cris/cris.c: (cris_handle_option): New function.
1759 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1760 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1761 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1762 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1763 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1764 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1765 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1766 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1767 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1768 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1769 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1770 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1771 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1772 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1773 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1774 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1775 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1776 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1777 (TARGET_LINUX): Define 0.
1778 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1779 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1780 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1781 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1782 (TARGET_LINUX): Override to 1.
1783 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1785 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1787 * haifa-sched.c (schedule_block): Fix thinko in previous
1788 assertification patch.
1790 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1792 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1793 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1794 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1795 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1796 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1797 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1798 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1800 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1801 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1802 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1803 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1804 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1805 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1806 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1807 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1808 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1809 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1810 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1811 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1812 (SUBTARGET_OPTIONS): Delete.
1813 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1814 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1815 instead of a string.
1816 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1817 (pa_cpu_string, pa_unix_string): Delete.
1818 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1819 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1821 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1822 (pa_handle_option): New function.
1823 (override_options): Remove handling of -march=, -mfixed-range=,
1824 -mschedule= and -munix=.
1825 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1826 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1827 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1828 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1829 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1830 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1831 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1833 * config/pa/pa.opt: New file.
1834 * config/pa/pa-hpux.opt: New file.
1835 * config/pa/pa-hpux1010.opt: New file.
1836 * config/pa/pa-hpux1111.opt: New file.
1837 * config/pa/pa64-hpux.opt: New file.
1839 2005-04-22 David S. Miller <davem@davemloft.net>
1841 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1842 integer when it's mode is VOIDmode not DImode.
1844 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1846 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1847 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1848 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1849 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1850 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1851 "bne- $-xxx" rather than local labels.
1852 (sync_lock_release<mode>): Add second operand.
1853 (lwsync): Use .long rather than a more meaningful opcode.
1854 * doc/md.texi (Standard Names): Add description of second
1855 parameter to sync_lock_test_and_set.
1857 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1859 PR tree-optimization/21088
1860 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1862 * tree-vrp.c (compare_values): Use fold_binary to compare
1863 pointers. Use boolean_type_node as the type of a comparison
1864 expression being folded.
1865 * tree.h: Add prototypes for fold_unary, fold_binary,
1868 * tree-ssa-dom.c: Fix formatting.
1870 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1872 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1873 * lambda-code.c (perfect_nestify): Mark virtual operands in
1874 the moved statement for renaming.
1875 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1876 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1877 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1878 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1879 * tree-flow.h (struct var_ann_d): Update comments.
1880 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1881 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1882 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1883 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1884 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1885 debug_names_replaced_by): Remove declarations.
1886 (delete_update_ssa, get_current_def, set_current_def): Declare.
1887 (rewrite_into_loop_closed_ssa): Add new argument. Update
1889 * tree-into-ssa.c: Include params.h.
1890 (old_virtual_ssa_names): Remove. Update all users.
1891 (need_to_replace_names_p): Remove. Update all users.
1892 (struct update_ssa_stats_d): Declare.
1893 (update_ssa_stats): New local.
1894 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1895 dump_tree_ssa_stats, debug_tree_ssa_stats,
1896 dump_update_ssa, debug_update_ssa,
1897 dump_names_replaced_by, debug_names_replaced_by): Declare.
1898 (get_current_def, set current_def): Make extern.
1899 (is_old_name, is_new_name): Protect against references
1900 past the end of the sets.
1901 (add_new_name_mapping): Assert that OLD and NEW are
1902 different SSA names for the same symbol.
1903 When adding a virtual mapping, update stats for virtual
1905 (insert_phi_nodes_for): If UPDATE_P is true, create the
1906 LHS of the new PHI by duplicating SSA name VAR.
1907 (insert_phi_nodes_1): Remove. Update all users.
1908 (insert_phi_nodes): Remove second argument. Update all
1910 (maybe_replace_use, maybe_replace_def): New.
1911 (rewrite_update_stmt): Call them.
1912 (mark_def_interesting): Remove calls to is_gimple_reg.
1913 (prepare_phi_args_for_update): Remove. Update all users.
1914 (prepare_block_for_update): Only process virtual operands
1915 and GIMPLE registers in normal form.
1916 (prepare_use_sites_for): New.
1917 (prepare_names_to_update): Rename from prepare_def_sites.
1918 Call prepare_use_sites_for.
1919 (dump_update_ssa): Rename from dump_repl_tbl.
1921 Show statistics for virtual mapping heuristic.
1922 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1923 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1924 (delete_update_ssa): Make extern.
1925 (mark_set_for_renaming): If the set is empty, do nothing.
1926 (release_ssa_name_after_update_ssa): Update comment.
1927 (insert_updated_phi_nodes_for): Do not remove existing
1928 PHI nodes for symbols.
1929 (switch_virtuals_to_full_rewrite_p): New.
1930 (switch_virtuals_to_full_rewrite): New.
1931 (update_ssa): Call them.
1932 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1933 for every statement before updating.
1934 If all the names in NEW_SSA_NAMES have been marked for
1935 removal, do nothing.
1936 Only start at the top of the CFG if there are symbols in
1938 (ssa_rewrite_finalize_block): Remove.
1939 (ssa_register_new_def): Remove.
1940 (ssa_rewrite_stmt): Remove.
1941 (ssa_rewrite_phi_arguments): Remove.
1942 (ssa_rewrite_initialize_block): Remove.
1943 (ssa_mark_def_sites): Remove.
1944 (ssa_mark_def_sites_initialize_block): Remove.
1945 (ssa_mark_phi_uses): Remove.
1946 (rewrite_ssa_into_ssa): Remove.
1947 * tree-phinodes.c (find_phi_node_for): Remove.
1948 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1950 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1951 Remove calls to verify_dominators and
1952 verify_loop_structure.
1953 (tree_unswitch_single_loop): Call update_ssa.
1954 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1957 (delete_tree_ssa): Assert that need_ssa_update_p returns
1959 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1960 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1961 free_new_names): Remove. Update all users.
1962 (rename_use_op): Call get_current_def.
1963 (rename_variables_in_bb): Do not handle any real or
1965 (slpeel_update_phis_for_duplicate_loop): Call
1966 get_current_def and set_current_def instead of using
1968 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1969 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1970 ssa_names_to_replace and delete_update_ssa.
1971 * doc/invoke.texi: Document --param min-virtual-mappings
1972 and --param virtual-mappings-ratio.
1974 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1976 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1977 for newly created PHI nodes.
1978 Call create_new_def_for for every new V_MAY_DEF and
1979 V_MUST_DEF on the copied statement.
1980 (struct ssa_name_map_entry): Remove.
1981 (ssa_name_map_entry_hash): Remove.
1982 (ssa_name_map_entry_eq): Remove.
1983 (allocate_ssa_names): Remove.
1984 (rewrite_to_new_ssa_names_def): Remove.
1985 (rewrite_to_new_ssa_names_use): Remove.
1986 (rewrite_to_new_ssa_names_bb): Remove.
1987 (rewrite_to_new_ssa_names): Remove.
1988 (tree_duplicate_sese_region): Remove variables ver,
1989 definitions, phi, ssa_name_map and bi.
1990 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1992 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1993 update_ssa instead of rewrite_ssa_into_ssa.
1994 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1996 (find_uses_to_rename_use): Add argument 'need_phis'.
1997 (find_uses_to_rename_stmt): Do not scan virtual operands.
1998 (find_uses_to_rename): Only scan PHI nodes for
2000 (rewrite_into_loop_closed_ssa): Call update_ssa.
2001 (check_loop_closed_ssa_use): Ignore virtual operands.
2002 (check_loop_closed_ssa_stmt): Likewise.
2003 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2005 (rename_variables, set_phi_def_stmts): Remove.
2006 (tree_duplicate_loop_to_header_edge): Reformat comment.
2007 Remove variables BB, I and DEFINITIONS.
2008 Call need_ssa_update_p.
2010 (lv_adjust_loop_header_phi): Reformat comment.
2011 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2012 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2013 mark_for_rewrite, unmark_all_for_rewrite,
2014 marked_ssa_names): Remove. Update all users.
2015 (release_ssa_name): If VAR has been registered for SSA
2016 updating, do nothing.
2017 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2018 (build_assert_expr_for): Call register_new_name_mapping.
2019 (insert_range_assertions): Update call to update_ssa.
2020 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2021 marked_for_rewrite_p, any_marked_for_rewrite_p,
2022 marked_ssa_names): Remove.
2024 2005-04-22 Jeff Law <law@redhat.com>
2026 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2027 (restore_currdefs_to_original_value): Likewise.
2028 (register_definitions_for_stmt): Likewise.
2029 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2030 for each variable. Do not allocate/free block_defs_stack either.
2031 Do not iterate if we just thread jumps. Only iterate if the
2032 tree_cleanup_cfg does useful work (temporary).
2033 (dom_opt_initialize_block): No longer push a marker on
2035 (dom_opt_finalize_block): Removal call to restore currdefs.
2036 Relax restrictions for recording edge equivalences.
2037 (record_equivalences_from_phis): No longer need to track
2039 (optimize_stmt): Similarly.
2040 (thread_across_edge): Simplify by removing the requirement that
2041 statements in the block we are threading through must be nops.
2042 (initialize_hash_element): Handle GOTO_EXPR.
2044 2005-04-22 David S. Miller <davem@davemloft.net>
2046 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2048 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2049 fix check on CONST_DOUBLE mode. It should be VOIDmode
2050 when it is representing an integer.
2052 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2054 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2055 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2056 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2057 find_char_info_specifier_index,
2058 find_length_info_modifier_index): Likewise.
2059 * c-typeck.c (composite_type, pop_init_level): Likewise.
2060 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2061 * cse.c (cse_insn): Likewise
2062 * dominance.c (calc_dfs_tree): Likewise
2063 dwarf2out.c (loc_descriptor_from_tree_1,
2064 add_abstract_origin_attribute, force_decl_die,
2065 force_type_die): Likewise
2066 emit-rtl.c (operand_subword_force): Likewise
2067 explow.c (hard_function_value): Likewise
2068 expmed.c (store_bit_field, expand_divmod,
2069 emit_store_flag_force): Likewise
2070 expr.c (emit_move_multi_word, store_expr,
2071 expand_expr_real_1): Likewise
2072 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2073 output_operand): Likewise
2074 flow.c (recompute_reg_usage): Likewise
2075 * function.c (assign_stack_temp_for_type, assign_temp,
2076 handle_epilogue_set): Likewise
2077 * genextract.c (main): Likewise
2078 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2079 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2080 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2081 ready_remove, rm_line_notes, rm_other_notes,
2082 schedule_block): Likewise
2083 mips-tfile.c (copy_object, out_of_bounds): Likewise
2085 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2088 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2089 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2090 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2091 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2093 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2095 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2097 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2098 (gcc_tree_to_linear_expression): Convert to heap allocated
2100 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2101 lbv_to_gcc_expression, lle_to_gcc_expression,
2102 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2103 perfect_nestify): Likewise.
2104 lambda.h (gcc_loopnest_to_lambda_loopnest,
2105 lambda_loopnest_to_gcc_loopnest): Likewise.
2106 tree-loop-linear.c (linear_transform_loops): Likewise.
2108 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2110 * config/sparc/predicates.md (arith_double_operand): Use
2111 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2112 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2113 (DImode, DFmode constant splitters): Likewise. Remove code for
2114 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2115 (logical constant splitters): Use const_int_operand predicate.
2116 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2117 HOST_BITS_PER_WIDE_INT < 64.
2119 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2121 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2122 gcc_unreachable as appropriate.
2123 (force_mode, emit_move_sequence, singlemove_string,
2124 output_move_double, output_fp_move_double, find_addr_reg,
2125 output_block_move, output_block_clear, output_and,
2126 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2127 pa_adjust_cost, pa_issue_rate, print_operand,
2128 output_global_address, output_arg_descriptor, output_cbranch,
2129 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2130 output_call): Likewise.
2131 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2132 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2134 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2136 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2137 _gcov_pow2_profiler and _gcov_one_value_profiler.
2138 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2139 (GTFILES): Add $(srcdir)/tree-profile.c.
2140 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2141 __gcov_one_value_profiler): Declare.
2142 * gimplify.c (force_gimple_operand): Check whether the statements
2143 should be produced in ssa form.
2144 (force_gimple_operand_bsi): New function.
2145 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2146 __gcov_one_value_profiler): New functions.
2147 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2148 the profiled value is a power of two or not.
2149 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2150 * tree-flow.h (in_ssa_p): Declare.
2151 (force_gimple_operand_bsi): Declare.
2152 * tree-into-ssa.c (in_ssa_p): New variable.
2153 (rewrite_into_ssa): Set in_ssa_p.
2154 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2155 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2156 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2157 tree_one_value_profiler_fn): New variables.
2158 (tree_init_edge_profiler): Initialize the profiler function decls.
2159 (tree_gen_edge_profiler): Use global gcov_type_node.
2160 (prepare_instrumented_value): New function.
2161 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2162 tree_gen_one_value_profiler): Call the library functions instead of
2163 creating instrumentation code.
2164 * tree.c (build_fn_decl): New function.
2165 * tree.h (build_fn_decl): Declare.
2166 * value-prof.c (rtl_divmod_values_to_profile,
2167 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2168 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2169 Do not handle may_be_other and precise values of exponents at pow2
2171 (tree_mod_subtract_transform): Reflect that value field of
2172 histogram has changed meaning.
2173 (tree_divmod_values_to_profile): Record the values correctly.
2174 (tree_values_to_profile): Update comment.
2175 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2177 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2179 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2182 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2184 * config/i386/i386.md (length_immediate): Use gcc_assert or
2185 gcc_unreachable, as appropriate.
2186 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2187 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2188 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2189 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2190 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2191 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2192 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2193 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2194 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2195 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2196 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2197 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2198 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2199 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2200 *prefetch_sse_rex): Likewise.
2201 * config/i386/predicates.md (x86_64_immediate_operand,
2202 x86_64_zext_immediate_operand, symbolic_operand,
2203 no_seg_address_operand, aligned_operand,
2204 memory_displacement_operand): Likewise.
2205 * config/i386/sse.md (*mov<mode>_internal,
2206 *movv2df_internal): Likewise.
2208 2005-04-22 Jan Hubicka <jh@suse.cz>
2210 * Makefile.in (ipa.o, ipa-inline.o): New files.
2211 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2212 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2213 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2214 * cgraphunit.c (cgraph_default_inline_p,
2215 cgraph_decide_inlining_incrementally, ncalls_inlined,
2216 nfunctions_inlined, initial_insns, overall_insns,
2217 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2218 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2219 cgraph_mark_inline, cgraph_check_inline_limits,
2220 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2221 update_callee_keys, lookup_recursive_calls,
2222 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2223 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2224 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2225 pass_ipa_inline): Move to ipa-inline.c
2226 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2228 * ipa-inline.c: New file.
2230 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2232 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2233 is turned off by default on Solaris.
2235 2005-04-21 Roger Sayle <roger@eyesopen.com>
2237 * c-common.h (objc_build_method_signature): Update prototype.
2238 * stub-objc.c (objc_build_method_signature): Update the stub
2239 implementation to accept and ignore additional parameter.
2240 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2241 the value of ellipsis to objc_build_method_signature instead
2242 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2244 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2246 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2247 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2248 gen_rtx_* not gen_rtx_fmt_*.
2249 (rs6000_emit_vector_select): Likewise.
2250 (rs6000_emit_sync): New.
2251 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2252 (larx, stcx, cmp): New mode substitutions.
2253 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2254 UNSPEC_ISYNC): New constants.
2255 (rlwinm): Give name.
2256 (memory_barrier, isync, lwsync): New insns.
2257 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2258 (sync_lock_release<mode>): New expander.
2259 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2260 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2261 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2262 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2263 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2264 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2265 (sync_add<mode>_internal, sync_addshort_internal,
2266 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2267 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2268 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2270 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2271 is the memory before, not after, the operation. Clarify
2272 barrier requirements.
2274 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2276 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2277 * lambda.h (lambda_vector_min_nz): Likewise.
2278 * langhooks.h (struct lang_hooks_for_types,
2279 struct lang_hooks): Likewise.
2280 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2283 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2285 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2286 comments to avoid 'abort'. Use gcc_assert as necessary.
2287 * opts.c (common_handle_option): Likewise.
2288 * pretty-print.c (pp_base_format_text): Likewise.
2289 * print-rtl.c (print_rtx): Likewise.
2290 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2291 * regmove.c (try_auto_increment): Likewise.
2292 * reload.c (find_valid_class, find_reloads_toplev,
2293 find_equiv_reg): Likewise.
2294 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2295 merge_assigned_reloads): Likewise.
2296 * tree-inline.c (inline_forbidden_p_1,
2297 estimate_num_insns_1): Likewise.
2298 * tree-optimize.c (execute_todo): Likewise.
2299 * tree-outof-ssa.c (eliminate_phi): Likewise.
2300 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2301 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2302 * tree-ssa-operands.c (parse_ssa_operands,
2303 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2304 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2305 * tree-ssanames.c (release_ssa_name): Likewise.
2306 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2307 walk_tree): Likewise.
2309 * tree-ssa-operands.c (verify_abort): Fold into ..
2310 (verify_imm_links): ... here.
2312 2005-04-21 Richard Henderson <rth@redhat.com>
2314 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2315 on non-memory operand for previous inversion.
2317 2005-04-21 Devang Patel <dpatel@apple.com>
2319 PR optimization/20994
2320 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2321 x = !(a == b) : p , q;.
2322 (pass_if_conversion): Verify stmts and flow.
2324 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2326 * optabs.c (gen_conditional_trap): Restore #define.
2328 * alias.c (true_dependence): Remove 'abort' from comments. Use
2329 gcc_assert and gcc_unreachable as appropriate.
2330 (canon_true_dependence): Likewise.
2331 * bb-reorder.c (connect_traces): Likewise.
2332 * c-common.c (c_add_case_label): Likewise.
2333 * c-decl.c (finish_function): Likewise.
2334 * caller-save.c (insert_restore, insert_save): Likewise.
2335 * cfg.c (update_bb_profile_for_threading): Likewise.
2336 * cfganal.c (flow_active_insn_p): Likewise.
2337 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2338 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2339 cfg_layout_merge_blocks): Likewise.
2340 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2341 find_if_block): Likewise.
2342 * integrate.c (allocate_initial_values): Likewise.
2343 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2344 swap_condition, unsigned_condition, signed_condition,
2345 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2346 reg_or_subregno): Likewise.
2347 * lambda-code.c (lambda_compute_auxillary_space,
2348 lambda_transform_legal_p): Likewise.
2349 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2350 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2351 lhd_incomplete_type_error, lhd_expand_expr,
2352 lhd_types_compatible_p, lhd_tree_size): Likewise.
2353 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2354 * local-alloc.c (update_equiv_regs): Likewise.
2355 * loop-unroll.c (peel_loop_completely
2356 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2357 peel_loop_simple, unroll_loop_stupid,
2358 analyze_iv_to_split_insn): Likewise.
2359 * loop.c (gen_prefetch, find_and_verify_loops,
2360 basic_induction_var): Likewise.
2361 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2362 * value-prof.c (tree_find_values_to_profile): Likewise.
2363 * varasm.c (named_section, default_assemble_integer,
2364 decode_addr_const): Likewise.
2366 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2367 Fariborz Jahanian <fjahanian@apple.com>
2369 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2370 portion of argument passed in fpr.
2371 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2372 decide on partial argument save on stack.
2374 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2376 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2379 2005-04-21 Jan Hubicka <jh@suse.cz>
2381 * cgraphunit.c: Include tree-pass.h
2382 (cgraph_decide_recursive_inlining,
2383 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2384 cgraph_decide_inlining): Dump goes to dump_file.
2385 (cgraph_optimize): Call ipa passes instead of inliner.
2386 (cgraph_gate_inlining, pass_ipa_inline): New.
2387 * tree-optimize.c (all_ipa_passes): New static variable.
2388 (register_one_dump_file): Dead with IPA passes.
2389 (register_dump_files): Likewise.
2390 (init_tree_optimization_passes): Initialize IPA passes.
2391 (execute_todo): Do cgraph dump when asked to, do not dump function body
2393 * tree-pass.h (TODO_dump_cgraph): New macro.
2394 (ipa_passes): Declare.
2395 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2397 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2399 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2400 gcc_assert instead of abort.
2401 (classify_argument, examine_argument, construct_container,
2402 contains_128bit_aligned_vector_p, ix86_check_movabs,
2403 standard_80387_constant_opcode, standard_80387_constant_rtx,
2404 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2405 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2406 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2407 legitimize_tls_address, output_pic_addr_const,
2408 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2409 get_some_local_dynamic_name, print_operand, print_operand_address,
2410 output_387_binary_op, emit_i387_cw_initialization,
2411 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2412 ix86_expand_clear, ix86_expand_binary_operator,
2413 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2414 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2415 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2416 ix86_expand_branch, ix86_expand_setcc,
2417 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2418 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2419 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2420 memory_address_length, ix86_attr_length_immediate_default,
2421 ix86_attr_length_address_default, ix86_agi_dependant,
2422 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2423 ix86_expand_binop_builtin, ix86_force_to_memory,
2424 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2425 x86_emit_floatuns): Likewise.
2426 * config/i386/netware.c (gen_regparm_prefix,
2427 i386_nlm_strip_name_encoding): Likewise.
2428 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2430 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2432 * optabs.c (gen_condiational_trap): Remove #define.
2433 (add_equal_note): Assertify. Remove explicit indirection from
2434 call via function pointer.
2435 (expand_ternary_op, expand_simple_binop, expand_binop,
2436 expand_twoval_unop, expand_twoval_binop,
2437 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2438 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2439 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2440 prepare_float_lib_cmp, emit_conditional_move,
2441 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2442 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2443 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2444 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2446 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2448 * vec.h: Update API to separate allocation mechanism from type.
2449 (VEC_safe_grow): New.
2450 * vec.c (calculate_allocation): New.
2451 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2452 (vec_gc_free, vec_heap_free): Remove.
2453 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2455 (mangle_macro_name): New.
2456 (struct macro_def): New.
2457 (struct macro): Add multiple argument values.
2458 (macro_expans_end): New.
2459 (push_macro_expansion): Chain on new macro. Process multiple
2460 args, create follow on expansion. Return follow on argument.
2461 (macro_input): Deal with multiple arguments.
2463 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2464 (struct tree_binfo): Adjust.
2465 * basic-block.h: Define VEC(edge,gc).
2466 (struct edge_def): Adjust.
2467 (struct basic_block_def, struct edge_iterator): Likewise.
2468 (ei_container, ei_start_1, ei_last_1): Likewise.
2469 * cfg.c (connect_src, connect_dest): Likewise.
2470 * cfgrtl.c (force_nonfallthru_and_redirect)
2471 * dbxout.c (dbxout_type)
2472 * dwarf2out.c (gen_member_die)
2473 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2474 (gcc_tree_to_linear_expression): Adjust.
2475 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2476 lbv_to_gcc_expression, lle_to_gcc_expression,
2477 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2478 perfect_nestify): Likewise.
2479 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2480 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2481 * profile.c (instrument_values): Adjust.
2482 * tree-cfg.c (modified_noreturn_calls): Adjust.
2483 (remove_fallthru_edge): Likewise.
2484 * tree-dump.c (dequeue_and_dump): Adjust.
2485 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2486 * tree-flow.h (modified_noreturn_calls): Adjust.
2487 (tree_on_heap): Remove. (yay!)
2488 (register_new_def): Adjust.
2489 * tree-into-ssa.c: Define VEC(int,heap).
2490 (block_defs_stack): Adjust.
2491 (find_idf, insert_phi_nodes, register_new_def,
2492 rewrite_initialize_block, rewrite_finalize_block,
2493 register_new_update_single, rewrite_update_init_block,
2494 rewrite_update_fini_block, rewrite_blocks,
2495 ssa_rewrite_finalize_block, ssa_register_new_def,
2496 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2497 * tree-loop-linear.c (linear_transform_loops): Adjust.
2498 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2499 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2500 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2501 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2502 vrp_variables_stack): Adjust declarations.
2503 (tree_ssa_dominator_optimize): Adjust.
2504 (dom_opt_initialize_block, remove_local_expressions_from_table,
2505 restore_nonzero_vars_to_original_value,
2506 restore_vars_to_original_value,
2507 restore_currdefs_to_original_value, dom_opt_finalize_block,
2508 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2509 optimize_stmt, update_rhs_and_lookup_avail_expr,
2510 lookup_avail_expr, record_range): Likewise.
2511 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2512 (compute_antic_aux): Adjust.
2513 (inserted_exprs, create_expression_by_pieces,
2514 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2515 remove_dead_inserted_code, fini_pre): Likewise.
2516 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2517 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2518 ssa_prop_init): Likewise.
2519 * tree-ssa.c: Define VEC(bitmap,heap).
2520 (verify_name_tags): Adjust.
2521 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2522 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2523 tree_divmod_values_to_profile, tree_find_values_to_profile,
2524 value_profile_transformations): Likewise.
2525 * value-prof.h: Define VEC(histogram_value,heap).
2526 * varasm.c: Remove alias_pair pointer typedef, define
2528 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2530 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2531 not a pointer to it. Create an object vector.
2532 (extern_symbols): Turn into an object vector.
2533 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2535 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2538 * Makefile.in (tree-chrec.o): Depend on params.h.
2539 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2541 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2542 and fold build with fold_buildN.
2543 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2544 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2545 (tree_contains_chrecs): Compute an estimation of the size of the
2547 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2548 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2549 * tree-scalar-evolution.c (simple_iv): Ditto.
2550 * doc/invoke.texi (scev-max-expr-size): Documented.
2552 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2554 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2555 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2556 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2557 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2558 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2559 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2560 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2561 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2562 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2563 (darwin_fix_and_continue_switch): Delete.
2564 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2565 (SUBTARGET_SWITCHES): Delete.
2566 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2567 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2568 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2569 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2570 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2571 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2572 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2573 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2574 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2575 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2576 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2577 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2578 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2579 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2580 (TARGET_64BIT): Undef before redefining.
2581 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2582 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2583 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2584 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2585 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2586 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2587 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2588 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2589 (ix86_debug_arg_string, ix86_debug_addr_string)
2590 (ix86_align_loops_string, ix86_align_jumps_string)
2591 (ix86_align_funcs_string): Delete.
2592 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2593 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2594 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2595 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2596 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2597 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2598 (SUBTARGET_SWITCHES): Delete.
2599 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2600 (ix86_debug_addr_string): Delete.
2601 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2602 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2603 (ix86_align_loops_string, ix86_align_jumps_string)
2604 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2605 (ix86_align_funcs_string): Make static.
2606 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2607 (ix86_handle_option): New function.
2608 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2609 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2610 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2611 of darwin_fix_and_continue_switch.
2612 (darwin_one_byte_bool): Delete.
2613 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2614 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2615 to darwin_one_byte_bool.
2616 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2617 * config/i386/djgpp.opt, config/i386/i386.opt,
2618 * config/i386/sco5.opt: New files.
2620 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2622 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2623 fp_zero_operand, fp_register_operand, intreg_operand,
2624 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2625 call_operand, call_operand_address, tgd_symbolic_operand,
2626 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2627 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2628 sp64_medium_pic_operand, data_segment_operand,
2629 text_segment_operand, splittable_symbolic_memory_operand,
2630 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2631 eq_or_neq, normal_comp_operator, noov_compare_op,
2632 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2633 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2634 const64_operand, const64_high_operand, arith11_operand,
2635 arith10_operand, arith_double_operand, arith_double_4096_operand,
2636 arith_double_add_operand, arith11_double_operand,
2637 arith10_double_operand, small_int, small_int_or_double,
2638 uns_small_int, uns_arith_operand, clobbered_register,
2639 input_operand, compare_operand): Delete.
2640 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2641 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2642 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2643 (GEN_HIGHINT64, GEN_INT64): Delete.
2644 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2645 gen_safe_XOR64): Adjust for above deletion.
2646 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2647 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2648 (legitimate_constant_p): Use const_zero_operand instead.
2649 (sparc_extra_constraint_check): Likewise.
2650 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2651 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2652 (PREDICATE_CODES): Delete.
2653 * config/sparc/sparc.md: Include predicates.md.
2654 (All patterns): Adjust for new predicate names.
2655 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2656 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2657 (movdi): Use general_operand predicate.
2658 (movdi_sp64_dbl): Delete.
2659 (movdi_const64_special): Add 'N' constraint.
2660 (movdicc): Use arith10_operand predicate.
2661 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2662 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2663 (movdi_cc_reg_sp64_trunc): Delete.
2664 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2665 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2666 (subdi3_sp32): Delete.
2667 (subdi3_insn_sp32): Change to define_insn_and_split.
2668 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2669 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2670 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2671 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2672 small_int_operand predicate.
2673 (divdi3, udivdi3): Use arith_operand predicate.
2674 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2675 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2676 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2677 (xordi3_sp64_dbl): Delete.
2678 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2679 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2680 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2681 cmp_ccx_set_not): Use arith_operand predicate.
2682 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2683 * config/sparc/predicates.md: New file.
2685 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2687 PR tree-optimization/14846
2688 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2690 (fold_single_bit_test): ... here.
2691 (fold_binary): Call fold_single_bit_test_into_sign_test
2692 instead of fold_single_bit_test.
2694 2005-04-20 James E Wilson <wilson@specifixinc.com>
2697 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2698 is another declaration.
2700 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2702 * config/cris/predicates.md: New file.
2703 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2704 (cris_movem_load_rest_p): Declare.
2705 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2706 (cris_movem_load_rest_p): Ditto. Globalize.
2707 (cris_bdap_operand, cris_bdap_biap_operand,
2708 cris_orthogonal_operator, cris_commutative_orth_op,
2709 cris_operand_extend_operator,
2710 cris_additive_operand_extend_operator, cris_extend_operator,
2711 cris_plus_or_bound_operator, cris_mem_op,
2712 cris_general_operand_or_symbol,
2713 cris_general_operand_or_gotless_symbol,
2714 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2715 cris_load_multiple_op): Remove predicate functions.
2716 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2717 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2718 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2719 * config/cris/cris.md: Include predicates.md.
2720 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2722 2005-04-20 Ian Lance Taylor <ian@airs.com>
2724 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2725 * c-common.h (STMT_EXPR_STMT): Don't define.
2726 (STMT_EXPR_NO_SCOPE): Don't define.
2727 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2728 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2729 (pp_c_expression): Likewise.
2731 2005-04-20 Richard Henderson <rth@redhat.com>
2734 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2736 2005-04-20 Jeff Law <law@redhat.com>
2738 * reload1.c (reload): Ignore equivalences between pseudos and
2741 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2744 * c-tree.h (struct c_label_list): Update comment.
2745 (struct c_label_context): Rename to struct c_label_context_se.
2746 (label_context_stack): Rename to label_context_stack_se.
2747 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2748 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2749 c_end_vm_scope): New.
2750 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2751 * c-decl.c (pop_scope): Call c_end_vm_scope.
2752 (pushdecl): Call c_begin_vm_scope for variably modified
2754 (define_label): Check for jumping into scope of identifier with
2755 variably modified type. Push label on stack for those defined at
2756 current context of identifiers with variably modified type.
2757 (start_function): Create stack level for context of identifiers
2758 with variably modified type.
2759 (finish_function): Pop stack level for context of identifiers with
2760 variably modified type.
2761 * c-typeck.c (label_context_stack): Rename to
2762 label_context_stack_se.
2763 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2764 (c_finish_goto_label): Check for jumping into scope of identifier
2765 with variably modified type. Push label on stack for those jumped
2766 to from current context of identifiers with variably modified
2768 (struct c_switch): Add blocked_vm.
2769 (c_start_case): Initialize blocked_vm.
2770 (do_case): Check blocked_vm.
2771 (c_finish_case): Add comment.
2772 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2773 variable label_context_stack.
2775 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2777 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2778 conditional_replacement, value_replacement, abs_replacement,
2780 (replace_phi_edge_with_variable): Remove argument BB.
2781 (conditional_replacement, value_replacement,
2782 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2783 Update a call to replace_phi_edge_with_variable.
2785 * tree-ssa-phiopt.c: Fix comments.
2787 2005-04-20 Michael Matz <matz@suse.de>
2790 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2793 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2795 * tree-ssa-phiopt.c: Fix comment typos.
2797 PR tree-optimization/21116
2798 * tree-ssa-phiopt.c: Fix a typo.
2800 2005-04-19 Richard Henderson <rth@redhat.com>
2802 * builtins.c (expand_builtin_sync_operation): Revert last change.
2803 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2805 (expand_compare_and_swap_loop): Likewise.
2806 (expand_sync_operation): Remove fallback from NAND to AND; invert
2807 memory operand when expanding from cmpxchg.
2808 (expand_sync_fetch_operation): Likewise.
2809 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2812 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2813 when implementing NAND. Fix double-add for AFTER.
2814 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2815 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2816 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2818 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2821 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2822 to return old memory value.
2823 (sync_compare_and_swap_cc<IMODE>): Likewise.
2825 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2826 return pre-reload. Don't consider output or anti dependencies.
2827 * config/ia64/sync.md (IMODE): New.
2828 (modesuffix): Add QI and HI.
2829 (memory_barrier): Simplify expansion.
2830 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2831 (cmpxchg_acq_<IMODE>): Likewise.
2832 (sync_lock_test_and_set<IMODE>): Likewise.
2833 (sync_lock_release<IMODE>): Likewise.
2835 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2837 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2840 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2842 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2844 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2845 Joseph S. Myers <joseph@codesourcery.com>
2847 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2848 * c-typeck.c (build_c_cast): Check these options.
2849 * doc/invoke.texi: Document these options.
2851 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2853 * tree-ssa-phiopt.c: Update a comment about the pass.
2855 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2857 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2858 config/mcore/mcore.c: Fix comment typos.
2860 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2862 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2863 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2865 2005-04-19 Paul Brook <paul@codesourcery.com>
2867 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2869 2005-04-19 Andrew Haley <aph@redhat.com>
2872 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2873 looking at a field's bitpos.
2875 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2877 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2878 libiberty functions.
2880 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2882 PR tree-optimization/21096
2883 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2885 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2888 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2889 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2891 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2893 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2894 refers to the function being dumped.
2896 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2898 * varasm.c (assemble_start_function): Remove reset of in_section.
2900 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2902 PR tree-optimization/21085
2903 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2906 2005-04-19 Ben Elliston <bje@au.ibm.com>
2908 * doc/invoke.texi (Optimize Options): Refer to the correct
2909 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2911 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2913 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2914 alloca argument to be big enough.
2916 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2919 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2922 2005-04-18 Tom Tromey <tromey@redhat.com>
2924 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2927 2005-04-18 Richard Henderson <rth@redhat.com>
2929 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2930 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2931 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2932 * config/alpha/alpha-protos.h: Update.
2933 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2934 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2935 (attr type): Add ld_l, st_c, mb.
2936 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2937 iornotsi3, xorsi_internal, xornotsi3): New.
2938 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2939 (ev4_ist_c, ev4_mb): New.
2940 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2942 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2943 (ev6_ist): Add st_c.
2945 * config/alpha/sync.md: New file.
2947 2005-04-18 Richard Henderson <rth@redhat.com>
2949 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2952 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2954 2005-04-18 Devang Patel <dpatel@apple.com>
2956 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2958 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2960 PR tree-optimization/20922
2961 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2962 Fold X + c >= X and fold X - c <= X to true.
2964 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2966 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2968 (emergency_labeled_state_free): Likewise.
2970 2005-04-18 Nick Clifton <nickc@redhat.com>
2972 * config/h8300/h8300.md (jump): Remove prescan parameter from
2973 calls to final_scan_insn.
2975 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2976 parameter from calls to final_scan_insn.
2978 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2980 (v850e, v850e1): Use the v850.opt file for target specific
2983 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2985 PR tree-optimization/21001
2986 * tree-optimize.c (init_tree_optimization_passes): Move the
2987 first pass_forwprop immediately before pass_vrp.
2989 2005-04-17 Ian Lance Taylor <ian@airs.com>
2991 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2992 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2993 from enum tree_code op to bool is_sizeof.
2994 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2995 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2996 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2998 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3000 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3003 2005-04-17 Ian Lance Taylor <ian@airs.com>
3005 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3007 2005-04-17 Richard Henderson <rth@redhat.com>
3009 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3011 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3012 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3013 of indirection through ssa names while looking for the gpr counter
3015 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3016 saved va_list_gpr_size and va_list_fpr_size.
3018 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3020 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3021 both pointers or both integers.
3023 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3024 ASSERT_EXPRs for single-use variable.
3026 * tree-into-ssa.c: Fix a comment typo.
3028 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3030 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3031 -mipsN before forcing a default of -mips2.
3033 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3035 * predict.h (IS_TAKEN): Remove.
3036 * rtl.h (NOTE_PREDICTION): Likewise.
3038 * modulo-sched.c (CFG_HOOKS): Remove.
3040 * c-parser.c (N_C_TTYPES): Remove.
3042 * tree-flow-inline.h (get_stmt_operands): Remove.
3043 * lambda-code.c, tree-ssa-loop-unswitch.c,
3044 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3045 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3046 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3047 calls to get_stmt_operands.
3048 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3050 2005-04-17 Richard Henderson <rth@redhat.com>
3053 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3054 of CUMULATIVE_ARGS past the last named argument.
3055 (alpha_va_start): Expect pretend_args_size only if strictly less than
3058 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3061 * builtins.c (expand_builtin_strcat): Convert the result of
3062 strlen to the right type.
3063 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3064 avoid creating type mismatches.
3065 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3068 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3070 2005-04-16 Richard Henderson <rth@redhat.com>
3073 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3074 Use the mode of boolean_type_node when the user doesn't provide one.
3075 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3077 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3080 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3083 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3086 2005-04-16 Roger Sayle <roger@eyesopen.com>
3087 Steven Bosscher <stevenb@suse.de>
3089 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3090 (fold_unary_to_constant): Likewise.
3092 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3094 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3097 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3099 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3100 names related to target triplets.
3101 Remove i?86-*-esix from platform directory.
3102 Remove powerpc-*-eabiaix from platform directory.
3104 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3107 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3108 falling through from SUBREG case to REG.
3110 2005-04-15 Roger Sayle <roger@eyesopen.com>
3112 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3113 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3114 (fold_binary_to_constant): Simplify using fold_binary.
3115 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3117 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3119 * gthr-posix.c (pthread_cancel): Define.
3120 (pthread_mutexattr_init): Likewise.
3121 (pthread_mutexattr_settype): Likewise.
3122 (pthread_mutexattr_destroy): Likewise.
3124 2005-04-15 David S. Miller <davem@davemloft.net>
3127 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3129 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3131 PR tree-optimization/21031
3132 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3133 (forward_propagate_into_cond_1): Call it. Forward propagate
3134 integer-integer casts into COND_EXPRs.
3136 2005-04-15 Dave Korn <dave.korn@artimi.com>
3138 * gcc.c (default_compilers): Clarify obscure error message when
3139 reading from standard input.
3141 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3143 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3144 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3146 * tree-ssa-alias.c (init_alias_info): Remove a call to
3149 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3151 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3152 of non-virtual PHI nodes like we use to.
3154 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3156 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3157 (attr_copy_rtx): Do not use it.
3159 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3161 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3163 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3165 * tree-vect-transform.c (vectorizable_store): Mark necessary
3166 objects in the vectorized store needing renaming. Update the
3167 SSA graph for V_MAY_DEF operands in the original store.
3169 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3171 * tree-ssa-pre.c (compute_avail): It's okay to have
3172 TREE_INVARIANT's here, and value number the resulting expressions.
3173 (create_expression_by_pieces): Make sure operands that were
3174 min_invariant when we started, stay that way.
3176 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3178 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3180 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3182 PR tree-optimization/20936.
3183 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3185 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3187 * doc/invoke.texi: Fix typos.
3188 * doc/md.texi: Likewise.
3189 * doc/rtl.texi: Likewise.
3190 * doc/sourcebuild.texi: Likewise.
3191 * doc/tm.texi: Likewise.
3193 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3195 PR tree-optimization/21004
3196 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3197 and floorl in c99 mode only.
3198 * builtins.c (expand_builtin_int_roundingfn): Assert that
3199 fallback_fndecl is not NULL_TREE.
3201 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3203 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3204 * basic-block.h: Update the prototype for
3205 purge_all_dead_edges.
3206 * cfgexpand.c (tree_expand_cfg): Update a call to
3207 purge_all_dead_edges.
3208 * combine.c (combine_instructions): Likewise.
3209 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3210 rest_of_handle_cse2, rest_of_handle_gcse,
3211 rest_of_handle_postreload): likewise.
3213 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3216 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3217 e.g. cv-qualification conversions.
3219 2005-04-14 Mike Stump <mrs@apple.com>
3221 * config/darwin-c.c (framework_construct_pathname): We must
3222 find all headers of a framework in the first instance of it
3223 found in the seach path.
3225 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3227 PR tree-optimization/21021
3228 * tree-vrp.c (compare_values): Work around a bug in the front
3229 end that produces a comparison of mismatched types.
3231 2004-04-14 Richard Henderson <rth@redhat.com>
3233 * config/ia64/ia64.h (enum fetchop_code): Remove.
3234 (enum ia64_builtins): Move ...
3235 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3236 members except BSP and FLUSHRS.
3237 (ia64_init_builtins): Remove __sync builtins.
3238 (ia64_expand_builtin): Likewise.
3239 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3240 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3241 (ia64_expand_lock_release): Remove.
3242 * config/ia64/ia64.md (mf): Move to sync.md.
3243 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3244 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3245 * config/ia64/sync.md: New file.
3246 (memory_barrier): Rename from mf.
3247 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3248 (cmpxchg_acq_<I48MODE>): Likewise.
3249 (sync_lock_test_and_set<I48MODE>): Likewise.
3251 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3252 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3254 2004-04-14 Richard Henderson <rth@redhat.com>
3256 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3257 (ix86_compare_emitted): New.
3258 (ix86_expand_compare): Use ix86_compare_emitted if set.
3259 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3260 and ix86_compare_op0 are set.
3261 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3262 (TARGET_CMPXCHG, TARGET_XADD): New.
3263 (ix86_compare_emitted): Declare.
3264 * config/i386/i386.md: Include sync.md
3265 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3266 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3267 * config/i386/sync.md: New file.
3269 2004-04-14 Richard Henderson <rth@redhat.com>
3272 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3273 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3274 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3275 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3276 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3277 BT_FN_I8_VPTR_I8_I8): New.
3278 * builtins.def (DEF_SYNC_BUILTIN): New.
3279 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3280 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3281 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3282 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3283 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3284 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3285 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3286 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3287 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3288 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3289 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3290 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3291 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3292 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3293 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3294 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3295 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3296 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3297 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3298 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3299 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3300 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3301 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3302 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3303 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3304 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3305 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3306 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3307 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3308 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3309 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3310 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3311 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3312 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3313 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3314 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3315 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3316 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3317 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3318 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3319 BUILT_IN_SYNCHRONIZE: New.
3320 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3321 as a function. Accept __sync_ as a prefix as well.
3322 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3323 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3324 expand_builtin_lock_release): New.
3325 (expand_builtin): Call them.
3326 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3327 neither BOTH_P nor FALLBACK_P are defined.
3328 (builtin_type_for_size): New.
3329 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3330 (resolve_overloaded_builtin): New.
3331 * c-common.h (resolve_overloaded_builtin): Declare.
3332 (builtin_type_for_size): Declare.
3333 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3334 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3335 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3336 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3337 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3338 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3339 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3340 sync_compare_and_swap_cc, sync_lock_test_and_set,
3341 sync_lock_release): New.
3342 * optabs.h: Declare them.
3343 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3344 expand_sync_operation, expand_sync_fetch_operation,
3345 expand_sync_lock_test_and_set): Declare.
3346 * genopinit.c (optabs): Add sync optabs.
3347 * optabs.c (init_optabs): Initialize sync optabs.
3348 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3349 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3350 expand_sync_operation, expand_sync_fetch_operation,
3351 expand_sync_lock_test_and_set): New.
3352 * doc/extend.texi (Atomic Builtins): New section
3353 * doc/md.texi (Standard Names): Add sync patterns.
3355 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3357 * tree-eh.c (lower_try_finally_copy): Generate new code in
3358 response to goto_queue entries as if the queue was sorted by
3359 index, not pointers.
3360 (lower_try_finally_switch): Likewise.
3362 2005-04-14 Richard Henderson <rth@redhat.com>
3364 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3365 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3367 (ix86_expand_fp_movcc): Update to match.
3368 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3369 * config/i386/i386-protos.h: Update.
3370 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3371 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3373 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3375 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3378 2005-04-14 Julian Brown <julian@codesourcery.com>
3380 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3381 link failures on ppc64 Linux.
3383 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3385 * config.gcc: Set cpu_type for s390.
3387 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3389 Fix PR tree-optimization/20963
3390 * tree-ssa-pre.c (compute_avail): Remove special case for
3392 (create_expression_by_pieces): Add value numbers for forced out
3395 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3397 * config/cris/cris.md: Replace references to (reg:SI 16) with
3398 (reg:SI CRIS_SRP_REGNUM).
3400 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3402 PR tree-optimization/20657
3403 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3404 create an appropriate range from it.
3406 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3408 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3409 <UNSPEC_FIST_CEIL> case.
3411 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3412 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3413 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3414 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3415 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3416 (lfloor<mode>2): New expanders.
3417 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3418 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3419 to implement lceil and llceil built-ins as x87 intrinsic function.
3420 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3421 (lceil<mode>2): New expanders.
3423 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3425 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3426 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3428 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3431 * config/s390/s390-modes.def: Define TFmode.
3433 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3435 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3436 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3437 * config/mips/mips.c (mips16_insn_length): Remove reference to
3438 JUMP_TABLES_IN_TEXT_SECTION.
3440 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3442 * simplify-rtx.c (simplify_binary_operation_1): Return
3443 scalar or vector of constant 0, depending on the xor's
3446 2005-04-13 Dale Johannesen <dalej@apple.com>
3448 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3449 (objc-act.o): Ditto.
3450 * objc/objc-act.c (objc_gimplify_expr): New.
3451 (objc_get_callee_fndecl): New.
3452 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3453 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3454 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3456 2005-04-13 Devang Patel <dpatel@apple.com>
3458 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3461 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3463 CRIS prologue as RTL.
3464 * config/cris/cris-protos.h (cris_emit_movem_store)
3465 (cris_expand_prologue): Prototype.
3466 * config/cris/cris.c (struct machine_function): New member
3468 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3469 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3470 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3471 (cris_load_multiple_op, cris_return_address_on_stack)
3472 (cris_return_address_on_stack_for_return): ISO-Cify.
3473 (cris_store_multiple_op): New predicate function.
3474 (cris_expand_prologue, cris_emit_movem_store): New functions.
3475 (cris_print_operand) <case 'O'>: Handle modifications other than
3477 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3478 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3479 (cris_gen_movem_load): Rearrange slightly to make local variable
3480 src a parameter, removing osrc.
3481 (cris_setup_incoming_varargs): Set machine_function member
3482 stdarg_regs to correspond to the number of registers that need to
3484 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3486 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3487 cris_general_operand_or_gotless_symbol accept UNSPEC.
3488 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3489 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3490 ("*cris_store_multiple"): New pattern. Tweak common comment above
3491 this and "*cris_load_multiple".
3492 ("prologue"): New define_expand.
3494 * config/cris/cris.md ("epilogue"): Conditionalize on
3495 TARGET_PROLOGUE_EPILOGUE.
3497 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3500 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3501 fpsr 0 instead of fpsr 1.
3502 (divsf3_internal_thr): Ditto.
3503 (divdf3_internal_lat): Ditto.
3504 (divdf3_internal_thr): Ditto.
3505 (divxf3_internal_lat): Ditto.
3506 (divxf3_internal_thr): Ditto.
3508 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3510 PR tree-optimization/20913
3511 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3513 PR tree-optimization/20702
3514 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3515 dominator children that haven't been walked into.
3517 2005-04-13 Julian Brown <julian@codesourcery.com>
3519 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3520 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3523 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3525 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3526 config/i386/sse.md: Fix comment typos.
3528 * genattrtab.c (NULL_ATTR): Remove.
3529 * ifcvt.c (NULL_EDGE): Likewise.
3531 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3533 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3534 NOTE_PREDICT): Remove.
3536 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3538 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3539 * configure: Regenerate.
3540 * config.in: Likewise.
3541 * system.h: Declare vsnprintf if not already declared.
3543 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3545 * optc-gen.awk: Handle stand-alone Mask records.
3546 * opth-gen.awk: Likewise.
3547 * doc/options.texi (Option file format): Document them.
3548 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3549 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3550 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3551 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3552 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3553 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3554 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3555 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3556 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3557 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3558 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3559 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3560 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3561 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3562 TARGET_LONG_DOUBLE_128): Likewise.
3563 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3564 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3565 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3566 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3567 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3568 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3569 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3570 * config/sparc/sparc.c (fpu_option_set): New global.
3571 (sparc_handle_option): New function.
3572 (sparc_override_options): Test fpu_option_set.
3573 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3574 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3575 * config/sparc/sparc.opt: New file.
3576 * config/sparc/little-endian.opt: Likewise.
3577 * config/sparc/long-double-switch.opt: Likewise.
3579 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3581 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3582 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3583 * config/bfin/bfin.opt (mshared-library-id=): Lose
3584 Var(bfin_lib_id_given).
3586 2005-04-13 Matt Thomas <matt@3am-software.com>
3588 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3591 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3593 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3595 * cgraphunit.c (INSNS_PER_CALL): Remove.
3597 * tree-ssa-forwprop.c (vars,
3598 record_single_argument_cond_exprs,
3599 substitute_single_use_vars): Remove.
3600 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3602 (tree_ssa_forward_propagate_single_use_vars): Call
3603 forward_propagate_into_cond for each COND_EXPR.
3605 * tree-inline.c (INSNS_PER_STMT): Remove.
3607 2005-04-12 Richard Henderson <rth@redhat.com>
3609 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3610 (ix86_expand_sse_fp_minmax): ... from ...
3611 (ix86_expand_fp_movcc): ... here.
3612 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3613 * config/i386/i386-protos.h: Update.
3614 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3615 (sse_setccsf, sse_setccdf): Allow before reload.
3616 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3617 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3618 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3619 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3620 (anddf3, nanddf3, iordf3, xordf3): New.
3622 2005-04-12 Jeff Law <law@redhat.com>
3624 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3625 (tree-ssa-uncprop.o): Add dependencies.
3626 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3627 * tree-flow.h (remove_useless_stmts): Remove prototype.
3628 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3629 remove_useless_stmts.
3630 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3631 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3632 * tree-pass.h (pass_uncprop): Declare.
3633 * tree-ssa-uncprop.c: New file.
3635 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3638 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3640 2005-04-12 Caroline Tice <ctice@apple.com>
3642 Temporary fix for partitioning problems.
3643 * passes.c (rest_of_handle_final): Remove code that
3644 frees unlikely_text_section_name,
3645 * varasm.c (assemble_start_function): Test for partitioning
3646 flag before writing out section labels.
3647 (assemble_end_function): Test for partitioning flag before
3648 writing out section labels.
3650 2005-04-12 Steven Bosscher <stevenb@suse.de>
3651 Stuart Hastings <stuart@apple.com>
3652 Jan Hubicka <jh@suse.cz>
3654 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3655 references to gt-tree-cfg.h.
3656 * basic-block.h (struct basic_block_def): Don't skip rbi
3657 for garbage collection.
3658 (struct reorder_block_def): Make GTY-able.
3659 (struct control_flow_graph): New structure.
3660 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3661 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3662 but instead defines to the control_flow_graph for cfun.
3663 (label_to_block_map): New define, points to the label map of
3664 the control_flow_graph for cfun.
3665 (n_edges_for_function, n_basic_blocks_for_function,
3666 last_basic_block_for_function, basic_block_info_for_function,
3667 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3668 basic_block_info_for_function, label_to_block_map_for_function):
3669 Counterparts for the above, taking a struct function as an extra
3671 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3672 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3673 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3674 (alloc_rbi_pool, free_rbi_pool): Remove.
3675 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3676 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3678 (cfg_layout_finalize) ... and don't free it here.
3679 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3681 * flow.c (free_basic_block_vars): Set label_to_block_map and
3682 n_edges to zero too.
3683 * function.h (struct function): Add cfg field.
3684 * function.c (allocate_struct_function): Allocate the cfg.
3685 * tree-cfg.c (label_to_block_map): Remove.
3686 (build_tree_cfg): Don't allocate the rbi pool here...
3687 (delete_tree_cfg_annotations): ...and don't free it here.
3688 Also don't nullify label_to_block_map for cfun.
3690 2005-04-12 Caroline Tice <ctice@apple.com>
3692 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3693 Revert my patch from April 9.
3694 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3695 (reorder_basic_blocks): Revert my patch from April 9.
3696 (insert_section_boundary_note): Revert my patch from April 9.
3697 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3698 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3699 (COLD_END_LABEL): Revert my patch from April 9.
3700 (cold_text_section_label): Revert my patch from April 9.
3701 (cold_end_label): Revert my patch from April 9.
3702 (dwarf2out_switch_text_section): Revert my patch from April 9.
3703 (output_aranges): Revert my patch from April 9.
3704 (output_ranges): Revert my patch from April 9.
3705 (output_line_info): Revert my patch from April 9.
3706 (add_location_or_const_value_attribute): Revert my patch from April 9.
3707 (dwarf2out_var_location): Revert my patch from April 9.
3708 (dwarf2out_init): Revert my patch from April 9.
3709 (dwarf2out_finish): Revert my patch from April 9.
3710 * function.h (struct function): Revert my patch from April 9.
3711 * opts.c (decode_options): Revert my patch from April 9.
3712 * output.h (unlikely_section_label, hot_section_label,
3713 hot_section_end_label, cold_section_end_label,
3714 unlikely_text_section_name): Revert my patch from April 9.
3715 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3716 * varasm.c (unlikely_section_label, hot_section_label,
3717 hot_section_end_label, cold_section_end_label,
3718 unlikely_text_section_name): Revert my patch from April 9.
3719 (initialize_cold_section_name): Revert my patch from April 9.
3720 (unlikely_text_section): Revert my patch from April 9.
3721 (in_unlikely_text_section): Revert my patch from April 9.
3722 (named_section): Revert my patch from April 9.
3723 (function_section): Revert my patch from April 9.
3724 (current_function_section): Revert my patch from April 9.
3725 (assemble_start_function): Revert my patch from April 9.
3726 (assemble_end_function): Revert my patch from April 9.
3727 (default_section_type_flags_1): Revert my patch from April 9.
3729 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3731 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3732 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3734 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3736 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3739 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3740 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3742 2004-04-12 Richard Henderson <rth@redhat.com>
3744 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3745 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3746 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3747 (UNSPEC_*, UNSPECV_*): Renumber.
3749 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3752 From Richard Henderson <rth@redhat.com>:
3753 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3756 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3758 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3760 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3762 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3763 (bfin_library_id): New variable.
3764 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3765 instead of bfin_library_id_string.
3766 (bfin_handle_option): New function.
3767 (override_options): Remove most code to deal with shared library IDs,
3768 just check they aren't used without -mid-shared-library.
3769 (TARGET_HANDLE_OPTION): Define.
3770 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3771 * config/bfin/bfin.opt (mshared-library-id=): New.
3773 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3775 * tree-vect-transform.c: Fix comment typos.
3777 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3779 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3780 split critical edges when not possible/profitable.
3782 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3784 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3785 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3786 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3787 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3788 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3789 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3790 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3791 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3793 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3794 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3795 * config/ns32k/ns32k.opt: New file.
3797 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3799 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3800 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3801 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3802 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3803 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3804 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3805 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3806 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3807 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3808 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3809 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3810 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3811 (MASK_COLDFIRE): Formatting fixes.
3812 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3813 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3814 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3815 "_current_shared_library_a5_offset_".
3816 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3817 (MASK_ALL_CPU_BITS): New macro.
3818 (m68k_handle_option): New function.
3819 (override_options): Remove handling of m68k_library_id_string.
3820 * config/m68k/m68k.opt: New file.
3821 * config/m68k/ieee.opt: New file.
3823 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3825 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3826 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3827 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3828 (TARGET_CXX): Adjust accordingly.
3829 * target.h (struct gcc_target): Remove epxort_class_data. Add
3830 determine_class_data_visibility and class_data_always_comdat.
3831 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3832 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3833 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3834 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3835 (arm_cxx_determine_class_data_visibility): New.
3836 (arm_cxx_class_data_always_comdat): Likewise.
3837 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3838 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3839 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3840 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3841 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3844 2005-04-11 Devang Patel <dpatel@apple.com>
3846 * tree-data-ref.c (build_classic_dist_vector,
3847 compute_subscript_distance): Make externally visible.
3848 * tree-data-ref.h (build_classic_dist_vector,
3849 compute_subscript_distance): Same.
3850 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3851 Check distance vector against vectorization factor.
3852 (vect_analyze_loop): Determine vectorizaion factor before
3853 analyzing data dependences.
3854 * tree-vectorizer.c (loops_num): Make it externally visible and
3856 * tree-vectorizer.c (vect_loops_num): ... new name.
3857 * tree-vectorizer.h (vect_loops_num): New.
3859 2005-04-11 Devang Patel <dpatel@apple.com>
3861 * tree-vect-analyze.c (vect_analyze_operations): Check
3862 vectorizable codition.
3863 * tree-vect-transform.c (vect_is_simple_cond): New function.
3864 (vectorizable_condition): New function.
3865 (vect_transform_stmt): Handle condition_vec_info_type.
3866 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3867 condition_vec_info_type.
3868 (vectorizable_condition): New.
3870 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3872 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3873 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3874 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3876 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3877 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3879 * dwarf2out.c (output_line_info): Don't try to dereference
3880 a NULL current_function_decl.
3882 * config/t-slibgcc-darwin: Don't put shared libraries in
3883 directories other than $(slibdir).
3884 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3887 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3889 PR tree-optimization/20933
3890 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3891 logic to reject aliases between read-only and writable
3893 (may_alias_p): ... here.
3894 (get_tmt_for): Do not associate read-only tags to pointers
3895 whose pointed-to type is not read-only.
3896 * tree-ssa.c (verify_ssa): Check that memory stores have at
3897 least one V_MAY_DEF or V_MUST_DEF.
3899 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3902 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3903 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3904 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3905 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3907 (fwrite_unlocked): Fix prototype.
3909 * configure, config.in: Regenerate.
3911 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3913 * tree-ssa-loop-im.c: Include real.h.
3914 (determine_invariantness_stmt): If real division divisor is
3915 invariant and flag_unsafe_math_optimizations enabled, generate
3916 invariant reciprocal for hoisting.
3917 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3919 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3921 Fix PR tree-optimization/20926
3923 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3925 2005-04-11 Devang Patel <dpatel@apple.com>
3927 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3930 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3932 * fold-const.c (fold_binary_op_with_conditional_arg):
3933 use fold_buildN instead of "fold (buildN" in some
3935 (fold_unary): Likewise.
3936 (fold_binary): Likewise.
3938 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3940 Fix PR tree-optimization/20612
3941 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3943 (perfect_nestify): preheaderbb is *not* part of loop of the
3946 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3948 * tree-ssa-alias.c (may_alias_p): If the variable
3949 is a global variable and the pointer is parameter
3950 and -fargument-noalias-global is used, then
3951 the pointer cannot alias the variable.
3953 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3955 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3956 * config/sparc/sparc.h: Likewise.
3957 * config/sparc/sparc.md: Likewise.
3959 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3961 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3963 * tree-vrp.c: Fix a comment typo.
3965 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3967 PR tree-optimization/20920
3968 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3969 SSA_NAME flows through an abnormal edge.
3970 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3971 through abnormal edges.
3972 (maybe_add_assert_expr): Likewise.
3974 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3976 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3977 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3978 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3979 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3980 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3981 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3982 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3983 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3984 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3985 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3986 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3987 (TARGET_HANDLE_OPTION): Likewise.
3988 (s390_tune): Initialize to PROCESSOR_max.
3989 (s390_arch_string): Make static.
3990 (s390_tune_string, s390_warn_framesize_string): Delete.
3991 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3992 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3993 (s390_handle_arch_option, s390_handle_option): New functions.
3994 (override_options): Remove parsing of option strings.
3995 * config/s390/s390.opt: New file.
3997 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3999 * tree-complex.c (expand_vector_operations): Call
4000 update_stmt_if_modified.
4002 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4004 * tree-vect-analyze (vect_determine_vectorization_factor):
4005 Do not use GET_MODE_NUNITS.
4006 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4007 (vectorizable_load, vect_transform_loop): Likewise.
4009 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4011 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4012 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4013 * optabs.h (enum optab_index): Add new OTI_lceil.
4014 (lceil_optab): Define corresponding macro.
4015 * optabs.c (init_optabs): Initialize lceil_optab.
4016 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4017 and lceildi2 patterns.
4018 * builtins.c (expand_builtin_int_roundingfn): Handle
4019 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4020 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4021 BUILT_IN_LLCEIL{,F,L}.
4022 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4023 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4024 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4025 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4026 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4027 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4028 into lceil built-in function and (long long int)ceil{,f,l} into
4029 llceil built-in function.
4030 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4033 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4035 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4038 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4040 * config/arm/arm.c: Fix a comment typo.
4041 * doc/tree-ssa.texi: Fix a typo.
4043 2005-04-10 Steven Bosscher <stevenb@suse.de>
4045 * cselib.c (clear_table): Rename to cselib_clear_table.
4046 * cselib.h (cselib_clear_table): Add prototype.
4047 * gcse.c (gcse_main): Make 'f' argument unused.
4048 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4049 of each basic block instead.
4050 (compute_sets, compute_hash_table_work): Likewise.
4051 (constprop_register): Change int 'alter_jumps' argument to bool.
4052 (do_local_cprop): Likewise.
4053 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4054 the insn chain. Explicitly clear the cselib tables after finishing
4055 one basic block. Make sure there are no unterminated libcall blocks.
4056 Update compute_sets call.
4057 (cprop): Walk basic blocks instead of the insn chain.
4058 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4060 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4061 one_cprop_pass calls.
4063 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4065 * combine.c (combine_simplify_rtx): Remove a transformation that
4066 relies on an invalid assumption about rtl sign-extension semantics.
4068 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4070 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4071 to build_int_cst_wide.
4073 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4076 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4077 set the original address pseudo to the correct value before the
4078 original insn, if possible, and leave the insn alone, otherwise
4079 create a new pseudo, set it and replace it in the insn.
4080 * recog.c (validate_change_maybe_volatile): New.
4081 * recog.h (validate_change_maybe_volatile): Declare.
4083 2005-04-09 Caroline Tice <ctice@apple.com>
4085 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4086 Remove targetm.have_named_sections test.
4087 (fix_edges_for_rarely_executed_code): Likewise.
4088 (insert_section_boundary_note): Likewise.
4089 (reorder_basic_blocks): Check partitioning flag before calling
4090 verify_hot_cold_block_grouping.
4091 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4092 the function struct rather than global variables.
4093 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4094 (COLD_END_LABEL): Likewise
4095 (cold_text_section_label): New static global variable.
4096 (cold_end_label): Likewise.
4097 (dwarf2out_switch_text_section): Get hot/cold section labels from
4098 the function struct rather than global variables.
4099 (output_aranges): Use cold_text_section_label and cold_end_label;
4100 check partitioning flag before putting out delta.
4101 (output_ranges): Remove incorrect code attempting to use
4103 (output_line_info): Get cold section label from function struct.
4104 (add_location_or_const_value_attribute): Likewise.
4105 (get_subprogram_die): Get hot/cold section labels from function struct.
4106 (dwarf2out_var_location): Likewise.
4107 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4108 write out cold_text_section_label if partition flag is set.
4109 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4110 * function.h (struct function): Add new fields to point to hot/cold
4111 section labels: hot_section_label, cold_section_label,
4112 hot_section_end_label and cold_section_end_label; also add new field
4113 for cold text section name, unlikely_text_section_name.
4114 * opts.c (decode_options): Turn off partitioning flag if
4115 !targetm.have_named_sections.
4116 * output.h (hot_section_label): Remove.
4117 (hot_section_end_label): Remove.
4118 (cold_section_end_label): Remove.
4119 (unlikely_section_label): Remove.
4120 (unlikely_text_section_name): Remove.
4121 * passes.c (rest_of_handle_final): Remove code that frees
4122 unlikely_text_section_name.
4123 * varasm.c (unlikely_section_label): Remove.
4124 (hot_section_label): Remove.
4125 (hot_section_end_label): Remove.
4126 (cold_section_end_label): Remove.
4127 (unlikely_text_section_name): Remove.
4128 (initialize_cold_section_name): Modify to call
4129 targetm.strip_name_encoding; to store cold section name in current
4130 function struct, if it exists; and to only use the decl_section_name
4131 if flag_named_sections is true.
4132 (unlikely_text_section): Modify to get section name out of current
4133 function struct, if there is one; otherwise build it from
4134 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4135 (in_unlikely_text_section): Likewise.
4136 (named_section): Modify to get/put cold section name in current function
4137 struct, if there is one.
4138 (function_section): Change 'bool unlikely' to 'int reloc'; check
4139 targetm.have_named_sections before calling named_section.
4140 (current_function_section): Likewise.
4141 (assemble_start_function): Modify to get/put unlikely_text_section_name
4142 in current function struct; modify to get hot/cold section labels
4143 from function struct; initialize labels using
4144 ASM_GENERATE_INTERNAL_LABEL;
4145 test partitioning flag before writing out hot section label.
4146 (assemble_end_function): Test partitioning flag before writing out
4147 hot/cold section labels.
4148 (default_section_type_flags_1): Modify to use array instead of
4149 char* for unlikely_text_section_name; set flags correctly for
4150 cold text section if there is not a current function decl.
4152 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4154 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4155 and TI_VA_LIST_FPR_COUNTER_FIELD.
4156 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4157 * tree-pass.h (pass_stdarg): Add.
4158 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4159 * tree-stdarg.c: New file.
4160 * tree-stdarg.h: New file.
4161 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4162 (tree-stdarg.o): Add dependencies.
4163 * function.h (struct function): Add va_list_gpr_size and
4164 va_list_fpr_size fields.
4165 * function.c (allocate_struct_function): Initialize them.
4166 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4167 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4168 (TARGET_INITIALIZER): Add it.
4170 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4171 va_list_{g,f}pr_counter_field.
4172 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4173 area will not be used. Only save registers that tree-stdarg.c
4174 detected they need saving.
4175 (ix86_va_start): Don't set up fields that won't be used.
4177 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4178 va_list_{g,f}pr_counter_field.
4179 (setup_incoming_varargs): Don't do anything if reg_save
4180 area will not be used. Only save registers that tree-stdarg.c
4181 detected they need saving.
4182 (rs6000_va_start): Don't set up fields that won't be used.
4184 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4185 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4186 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4187 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4189 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4192 * config/i386/i386.c (construct_container): Pass empty aligned
4193 struct, union or class in memory.
4195 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4197 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4198 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4199 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4200 config/rs6000/predicates.md: Fix comment typos.
4202 * sched-int.h (haifa_insn_data): Remove blockage and units.
4203 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4204 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4205 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4207 2005-04-09 Jan Hubicka <jh@suse.cz>
4208 Steven Bosscher <stevenb@suse.de>
4210 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4211 * cfgloop.c (get_loop_exit_edges): Likewise.
4212 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4214 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4215 * tree-cfg.c (dump_cfg_status): Likewise.
4217 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4219 * config/rs6000/predicates.md (altivec_register_operand): Remove
4220 redundant match_code test.
4221 (gpc_reg_operand): Same.
4222 (cc_reg_operand): Same.
4223 (cc_reg_not_cr0_operand): Same.
4225 2005-04-09 Jan Hubicka <jh@suse.cz>
4227 Forgotten hunk from my last merge patch:
4228 * final.c (output_addr_const): Do not call mark_referenced.
4230 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4232 * doc/tree-ssa.texi: Add immediate use documentation.
4234 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4236 * arm.c (FL_WBUF): Define.
4237 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4238 (arm_is_6_or_7): Delete.
4239 (arm_tune_wbuf): New.
4240 (arm_override_options): Set arm_tune_wbuf.
4241 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4242 (arm_is_6_or_7): Delete declaration.
4243 (arm_tune_wbuf): New declartion.
4244 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4245 (model_wbuf): Derive from arm_tune_wbuf.
4246 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4247 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4248 (arm740t): Mark CPUs as having a write buffer.
4250 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4252 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4253 of 'const_double_operand' in operand 2 constraints. Update enable
4256 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4258 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4259 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4260 * optabs.h (enum optab_index): Add new OTI_lfloor.
4261 (lfloor_optab): Define corresponding macro.
4262 * optabs.c (init_optabs): Initialize lfloor_optab.
4263 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4264 and lfloordi2 patterns.
4265 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4266 (expand_builtin_int_roundingfn): New function.
4267 (fold_builtin_int_roundingfn): New prototype.
4268 (fold_builtin_int_roundingfn): New function, renamed from
4269 fold_builtin_lround.
4270 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4271 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4272 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4273 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4274 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4275 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4276 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4277 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4278 into lfloor built-in function and (long long int)floor{,f,l} into
4279 llfloor built-in function.
4280 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4283 2005-04-08 Ian Lance Taylor <ian@airs.com>
4285 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4286 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4287 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4288 (DO_COND, DO_BODY): Likewise.
4289 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4290 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4291 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4292 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4293 (build_continue_stmt, build_break_stmt): Don't declare.
4294 (c_do_switch_warnings): Update declaration.
4295 * c-gimplify.c (enum bc_t): Remove.
4296 (struct c_gimplify_ctx, ctxp): Remove.
4297 (push_context, pop_context): Remove static functions.
4298 (c_genericize): Don't call push_context or pop_context.
4299 (begin_bc_block, finish_bc_block): Remove static functions.
4300 (build_bc_goto): Likewise.
4301 (gimplify_c_loop): Likewise.
4302 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4303 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4304 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4305 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4306 * c-common.c (c_do_switch_warnings): Rename from
4307 c_do_switch_warnings_1.
4308 (c_do_switch_warnings) [old version]: Remove.
4309 (c_do_switch_expr_warnings): Remove.
4310 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4311 function instead of c_do_switch_expr_warnings.
4312 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4313 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4314 * c-pretty-print.c (pp_c_statement): Likewise.
4315 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4317 2005-04-08 Devang Patel <dpatel@apple.com>
4319 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4320 While selecting replacement condition pay attention to loop header.
4322 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4324 Merge from tree-cleanup-branch: VRP, store CCP, store
4325 copy-prop, incremental SSA updating of FUD chains and
4326 newly exposed symbols.
4328 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4329 (OBJS-common): Add tree-vrp.o.
4330 (tree-vrp.o): New rule.
4331 * basic-block.h (nearest_common_dominator_for_set): Declare.
4332 * common.opt (ftree-store-ccp): New flag.
4333 (ftree-copy-prop): New flag.
4334 (ftree-vrp): New flag.
4335 (ftree-store-copy-prop): New flag.
4336 * dominance.c (nearest_common_dominator_for_set): New.
4337 * domwalk.c (walk_dominator_tree): Only traverse
4338 statements in blocks marked in walk_data->interesting_blocks.
4339 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4340 * fold-const.c (fold): Handle ASSERT_EXPR.
4341 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4342 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4343 flag_tree_vrp at -O2.
4344 * timevar.def (TV_TREE_VRP): Define.
4345 (TV_TREE_COPY_PROP): Define.
4346 (TV_TREE_STORE_COPY_PROP): Define.
4347 (TV_TREE_SSA_INCREMENTAL): Define.
4348 (TV_TREE_STORE_CCP): Define.
4349 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4350 to kill_redundant_phi_nodes from comment.
4351 (verify_expr): Handle ASSERT_EXPR.
4352 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4353 argument. Update all users.
4354 (mark_call_clobbered_vars_to_rename): Remove. Update all
4356 * tree-flow-inline.h (unmodifiable_var_p): New.
4357 * tree-flow.h (enum value_range_type): Declare.
4358 (struct value_range_def): Declare.
4359 (value_range): Declare.
4360 (remove_all_phi_nodes_for): Remove. Update all users.
4361 (find_phi_node_for): Declare.
4362 (add_type_alias): Declare.
4363 (count_uses_and_derefs): Declare.
4364 (kill_redundant_phi_nodes): Remove.
4365 (rewrite_into_ssa): Remove.
4366 (rewrite_def_def_chains): Remove.
4367 (update_ssa, register_new_name_mapping, create_new_def_for,
4368 need_ssa_update_p, name_registered_for_update_p,
4369 release_ssa_name_after_update_ssa, dump_repl_tbl,
4370 debug_repl_tbl, dump_names_replaced_by,
4371 debug_names_replaced_by, mark_sym_for_renaming,
4372 mark_set_for_renaming, get_current_def, set_current_def,
4373 get_value_range, dump_value_range, debug_value_range,
4374 dump_all_value_ranges, debug_all_value_ranges,
4375 expr_computes_nonzero, loop_depth_of_name,
4376 unmodifiable_var_p): Declare.
4377 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4379 * tree-into-ssa.c (block_defs_stack): Update comment.
4380 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4381 syms_to_rename, names_to_release, repl_tbl,
4382 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4383 need_to_replace_names_p): New locals.
4384 (NAME_SETS_GROWTH_FACTOR): Define.
4385 (struct repl_map_d): Declare.
4386 (struct mark_def_sites_global_data): Add field
4388 (enum rewrite_mode): Declare.
4389 (REGISTER_DEFS_IN_THIS_STMT): Define.
4390 (compute_global_livein): Use last_basic_block instead of
4392 (set_def_block): Remove last argument. Update all callers.
4393 (prepare_use_operand_for_rename): Remove. Update all callers.
4394 (prepare_def_operand_for_rename): Remove. Update all callers.
4395 (symbol_marked_for_renaming): New.
4398 (repl_map_hash): New.
4400 (repl_map_free): New.
4401 (names_replaced_by): New.
4402 (add_to_repl_tbl): New.
4403 (add_new_name_mapping): New.
4404 (mark_def_sites): Assume that all the operands in the
4405 statement are in normal form.
4406 (find_idf): Assert that the block in the stack is valid.
4407 (get_default_def_for): New.
4408 (insert_phi_nodes_for): Add new argument 'update_p'.
4410 If update_p is true, add a new mapping between the LHS of
4411 each new PHI and the name that it replaces.
4412 (insert_phi_nodes_1): Only call find_idf if needed.
4413 (get_reaching_def): Call get_default_def_for.
4414 (rewrite_operand): Remove.
4415 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4416 and REWRITE_THIS_STMT are false.
4417 Assume that all the operands in the statement are in
4419 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4420 (rewrite_virtual_phi_arguments): Remove.
4421 (invalidate_name_tags): Remove.
4422 (register_new_update_single, register_new_update_set,
4423 rewrite_update_init_block, replace_use,
4424 rewrite_update_fini_block, rewrite_update_stmt,
4425 rewrite_update_phi_arguments): New.
4426 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4427 Add arguments 'entry', 'what' and 'blocks'.
4428 Initialize the dominator walker according to 'what' and
4430 Start the dominator walk at 'entry'.
4431 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4432 Use it to configure the dominator walker.
4433 (rewrite_into_ssa): Remove argument 'all'.
4435 (rewrite_all_into_ssa): Remove.
4436 (rewrite_def_def_chains): Remove.
4437 (mark_def_interesting, mark_use_interesting,
4438 prepare_phi_args_for_update, prepare_block_for_update,
4439 prepare_def_site_for, prepare_def_sites,
4440 dump_names_replaced_by, debug_names_replaced_by,
4441 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4442 delete_update_ssa, create_new_def_for,
4443 register_new_name_mapping, mark_sym_for_renaming,
4444 mark_set_for_renaming, need_ssa_update_p,
4445 name_registered_for_update_p, ssa_names_to_replace,
4446 release_ssa_name_after_update_ssa,
4447 insert_updated_phi_nodes_for, update_ssa): New.
4448 * tree-loop-linear.c (linear_transform_loops): Call
4449 update_ssa instead of rewrite_into_ssa.
4450 * tree-optimize.c (vars_to_rename): Remove.
4452 (init_tree_optimization_passes): Replace
4453 pass_redundant_phi with pass_copy_prop.
4455 Replace pass_ccp with pass_store_ccp.
4456 Add pass_store_copy_prop after pass_store_ccp.
4457 (execute_todo): If the TODO_ flags don't include updating
4458 the SSA form, assert that it does not need to be updated.
4459 Call update_ssa instead of rewrite_into_ssa and
4460 rewrite_def_def_chains.
4461 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4462 (tree_rest_of_compilation):
4463 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4464 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4465 TODO_cleanup_cfg): Renumber.
4466 (TODO_verify_loops, TODO_update_ssa,
4467 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4468 TODO_update_ssa_only_virtuals): Define.
4469 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4471 * tree-phinodes.c (make_phi_node): Update documentation.
4472 (remove_all_phi_nodes_for): Remove.
4473 (find_phi_node_for): New.
4474 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4475 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4476 (interpret_rhs_modify_expr): Likewise.
4477 * tree-sra.c (decide_instantiations): Mark all symbols in
4478 SRA_CANDIDATES for renaming.
4479 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4480 (mark_all_v_defs): New function. Update all users to call it
4481 with the whole list of scalarized statements, not just the
4483 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4484 (compute_flow_insensitive_aliasing): If the tag is
4485 unmodifiable and the variable isn't or vice-versa, don't
4486 make them alias of each other.
4487 (setup_pointers_and_addressables): If the type tag for
4488 VAR is about to change, mark the old one for renaming.
4489 (add_type_alias): New.
4490 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4491 (ccp_lattice_t): Rename from latticevalue.
4492 (value): Remove. Update all users.
4493 (const_val): New local variable.
4494 (do_store_ccp): New local variable.
4495 (dump_lattice_value): Handle UNINITIALIZED.
4496 (debug_lattice_value): New.
4497 (get_default_value): Re-write.
4498 (set_lattice_value): Re-write.
4499 (def_to_varying): Remove. Update all users.
4500 (likely_value): Return VARYING for statements that make
4501 stores when STORE_CCP is false.
4502 Return VARYING for any statement other than MODIFY_EXPR,
4503 COND_EXPR and SWITCH_EXPR.
4504 (ccp_initialize): Re-write.
4505 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4506 Move to tree-ssa-propagate.c.
4507 (ccp_lattice_meet): Handle memory stores when
4508 DO_STORE_CCP is true.
4509 (ccp_visit_phi_node): Likewise.
4510 (ccp_fold): Likewise.
4511 (evaluate_stmt): Likewise.
4512 (visit_assignment): Likewise.
4513 (ccp_visit_stmt): Likewise.
4514 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4518 (do_ssa_store_ccp): New.
4519 (gate_store_ccp): New.
4520 (pass_store_ccp): Declare.
4521 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4522 (may_propagate_copy): Reformat.
4523 Don't abort if ORIG is a virtual and DEST isn't.
4524 If NEW does not have alias information but DEST does,
4526 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4527 copy_prop_kind, which_copy_prop): Declare.
4528 (stmt_may_generate_copy, get_copy_of_val,
4529 get_last_copy_of, set_copy_of_val, dump_copy_of,
4530 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4531 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4532 init_copy_prop, fini_copy_prop, execute_copy_prop,
4533 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4534 store_copy_prop): New.
4535 (pass_copy_prop, pass_store_copy_prop): Declare.
4536 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4537 'num_const_prop' and 'num_copy_prop'.
4538 (cprop_operand): Update them.
4539 (dump_dominator_optimization_stats): Dump them.
4540 (tree_ssa_dominator_optimize): Call update_ssa instead of
4542 (loop_depth_of_name): Declare extern.
4543 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4544 values for LOW or HIGH.
4545 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4546 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4547 (cprop_operand): Only propagate if VAL != OP.
4548 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4549 statement for renaming.
4550 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4551 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4552 add_type_alias if necessary.
4553 Call mark_new_vars_to_rename.
4554 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4555 mark every statement updated, call update_ssa and
4556 rewrite_into_loop_closed_ssa.
4557 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4558 from LIVEIN if VAR is a virtual.
4559 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4560 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4561 (get_call_expr_operands): Reformat statement.
4562 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4564 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4565 SSA_NAME_VALUE for every name.
4566 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4567 get_value_loaded_by): New.
4568 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4569 substitute_and_fold): Move from tree-ssa-ccp.c.
4570 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4571 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4572 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4574 * tree-ssa.c (verify_use): Fix error message.
4575 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4576 check_phi_redundancy, kill_redundant_phi_nodes,
4577 pass_redundant_phi): Remove. Update all users.
4578 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4579 add_type_alias, if necessary.
4580 * tree-vectorizer.h (struct _stmt_vect_info): Update
4581 documentation for field 'memtag'.
4582 * tree-vrp.c: New file.
4583 * tree.def (ASSERT_EXPR): Define.
4584 * tree.h (ASSERT_EXPR_VAR): Define.
4585 (ASSERT_EXPR_COND): Define.
4586 (SSA_NAME_VALUE_RANGE): Define.
4587 (struct tree_ssa_name): Add field 'value_range'.
4588 (PHI_REWRITTEN): Remove.
4589 (struct tree_phi_node): Remove field 'rewritten'.
4590 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4591 -ftree-store-copy-prop): Document.
4592 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4593 Document usage of update_ssa.
4595 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4598 * config/rs6000/predicates.md (altivec_register_operand): Accept
4600 (and64_operand): Do not limit CONST_INT to mask64_operand.
4601 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4602 (and_operand): Do not limit CONST_INT to mask_operand.
4604 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4606 PR rtl-optimization/20466
4607 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4608 for overlap of the address of each list member.
4609 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4611 2005-04-08 Mike Stump <mrs@apple.com>
4613 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4615 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4618 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4620 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4622 * function.c (push_function_context_to): Don't set
4624 * function.h (function): Remove contains_functions.
4625 (current_function_contains_functions): Remove.
4627 * function.h (function): Remove instrument_entry_exit.
4628 (current_function_instrument_entry_exit): Remove.
4630 * function.h (nonlocal_labels): Remove.
4632 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4634 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4635 (check_attr_value, write_attr_get, write_expr_attr_cache,
4636 find_attr, make_internal_attr): Don't reference negative_ok or
4638 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4639 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4640 (ATTR_STATIC): Adjust the value.
4642 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4644 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4646 * config/s390/tpf.h (ASM_SPEC): Define.
4648 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4650 * tree-flow.h: Remove the prototype for
4651 redirect_immediate_uses.
4652 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4654 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4656 * arm.c (arm_const_double_by_parts): New function.
4657 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4658 * arm.md (define_split for 64-bit constants): Add another one.
4660 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4662 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4664 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4666 * system.h: Revert last change.
4668 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4670 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4671 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4672 (TARGET_SWITCHES): Delete.
4673 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4674 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4675 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4676 * config/xtensa/xtensa.opt: New file.
4678 2005-04-08 Ben Elliston <bje@au.ibm.com>
4680 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4681 * config/fp-bit.h: Tidy comments.
4683 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4685 * system.h: Poison PARAMS.
4687 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4689 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4690 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4691 (TARGET_SWITCHES): Delete.
4692 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4693 * config/vax/vax.opt: New file.
4695 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4697 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4699 2005-04-07 Ian Lance Taylor <ian@airs.com>
4701 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4703 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4704 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4707 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4709 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4710 all immediate uses in PHI nodes.
4712 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4714 * arm.c (arm_const_double_inline_cost): Handle any constant by
4715 using gen_lowpart and gen_highpart_mode.
4716 (note_invalid_constants): All constants in an RTX with a constraint
4717 that permits memory are now pushed to the constant pool.
4718 (output_move_double): Delete code to handle reg to reg and
4719 constant to reg moves.
4720 (const_double_needs_minipool, output_mov_immediate): Delete.
4721 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4722 CONST_INT and CONST_VECTOR.
4723 * arm.md (ANY64): New mode macro.
4724 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4725 (movdf_soft_insn): Split reg-reg and const-reg moves.
4726 (split patterns for 64-bit constant and register moves): New.
4727 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4728 (cirrus_movdf_hard_insn): Likewise.
4729 * fpa.md (movdf_fpa): Likewise.
4730 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4731 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4733 (movv2si_internal_2): Likewise.
4734 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4735 (movdf_vfp): Likewise.
4736 * arm-protos.h (output_mov_immediate): Delete prototype.
4738 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4741 * simplify-rtx.c (simplify_unary_operation_1): Check
4742 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4744 2005-04-06 James E Wilson <wilson@specifixinc.com>
4747 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4750 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4752 * coverage.h (GCOV_TYPE_NODE): Delete.
4753 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4754 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4755 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4756 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4757 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4759 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4762 * Makefile.in (gcc.pot): Remove options.c dependency.
4763 * optc-gen.awk: Don't quote help strings with N_().
4765 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4767 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4768 the function returns a pointer type.
4770 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4772 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4773 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4774 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4775 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4776 explicit_uses members.
4777 (get_or_create_used_part_for): Initialize new fields.
4778 (fieldoff_compare): New function.
4779 (create_overlap_variables_for): Count number of fields, use
4780 heuristic to determine whether to create subvars for vars with
4782 Sort the field list by offset and avoid creating duplicate SFT's.
4784 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4786 * c.opt (-F): Remove trailing whitespace from help string.
4787 (-finput-charset): Use a tab to separate the switch name and help
4789 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4790 (-ftree-vectorizer-verbose): Likewise.
4792 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4794 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4795 a PHI argument where a use occurs instead of all PHI arguments.
4797 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4799 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4802 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4804 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4805 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4806 config/bfin/bfin.h: Fix comment typos.
4808 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4810 * doc/install.texi: Update the URL for Jacks.
4811 * doc/sourcebuild.texi: Likewise.
4813 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4816 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4817 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4819 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4821 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4823 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4825 * config/v850/v850-protos.h (override_options): Delete.
4826 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4827 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4828 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4829 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4830 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4831 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4832 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4833 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4834 (OVERRIDE_OPTIONS): Delete.
4835 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4836 (small_memory_info): Remove the value field.
4837 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4839 * config/v850/v850.c (small_memory): Remove the value field.
4840 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4841 (override_options): Delete.
4842 (v850_handle_memory_option, v850_handle_option): New functions.
4843 * config/v850/v850.opt: New file.
4845 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4847 * config.host: Add a section for generic hosts, and a subsection
4848 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4849 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4850 * config/host-darwin.h: New.
4851 * config/x-darwin: New.
4852 * config/i386/host-i386-darwin.c: New.
4853 * config/i386/x-darwin: New.
4854 * config/rs6000/host-darwin.c: Include host-darwin.h.
4855 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4856 (darwin_rs6000_gt_pch_use_address): Likewise.
4857 * config/rs6000/x-darwin: Change name of .o built, update
4858 dependencies for changes to rs6000/host-darwin.c.
4860 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4863 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4865 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4867 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4868 split_loop_exit_edge instead of loop_split_edge_with.
4870 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4872 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4873 UNSPEC_SET_VSCR): New constants, used throughout.
4875 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4877 (altivec_vspltis<VI_char>): ... this pattern, using
4878 a QImode const_int_operand for the immediate.
4879 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4882 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4885 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4887 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4889 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4891 2005-04-06 Ben Elliston <bje@au.ibm.com>
4893 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4894 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4895 macros as living in "this file" and not gcc.h.
4897 2005-04-06 Ben Elliston <bje@au.ibm.com>
4899 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4900 -ftree-live_range_split. Perhaps renamed at some point?
4902 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4905 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4906 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4908 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4910 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4911 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4912 (number_of_iterations_special): New function.
4913 (number_of_iterations_exit): Use number_of_iterations_special.
4914 Use simplify_using_outer_evolutions only at -O3.
4915 (number_of_iterations_cond, tree_simplify_using_condition,
4916 simplify_using_initial_conditions, loop_niter_by_eval,
4917 compare_trees, can_count_iv_in_wider_type_bound,
4918 simplify_using_outer_evolutions): Use fold_build.
4920 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4922 * doc/install.texi (Configuration): Document --with-java-home.
4924 2005-04-05 Richard Henderson <rth@redhat.com>
4928 * config/i386/i386.c (print_operand): Handle vector zeros.
4929 (ix86_split_to_parts): Handle CONST_VECTOR.
4930 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4931 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4932 what modes to tie for MMX and SSE registers.
4933 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4934 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4935 to vector modes as well.
4936 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4937 properly as an input mode.
4939 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4941 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4943 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4945 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4947 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4949 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4950 and local functions, set sse_nregs to 8 and float_in_sse.
4951 (function_arg_advance, function_arg): If float_in_sse, pass
4952 SFmode and DFmode arguments in SSE registers.
4953 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4955 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4956 of -funit-at-a-time.
4958 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4960 * config/i386/i386-protos.h (ix86_function_value): Accept two
4961 arguments, like the target macro.
4962 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4963 * config/i386/i386.c (ix86_function_value): Accept the second
4964 argument of the target macro.
4965 (ix86_function_ok_for_sibcall): Pass a function pointer to
4966 ix86_function_value.
4967 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4968 call to ix86_value_regno).
4969 (ix86_value_regno): Add support for returning floating point values
4972 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4974 PR tree-optimization/20076
4975 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4976 that call __builtin_return or __builtin_apply_args.
4978 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4980 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4981 Use immediate use iterator.
4982 (stmt_is_bumper_for_loop): Use immediate use iterator.
4983 * predict.c (strip_builtin_expect): Use update_stmt.
4984 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4985 on all elements of a STATEMENT_LIST.
4986 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4987 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4988 (bsi_replace): Mark stmt as modified and the update it.
4989 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4990 (expand_complex_libcal): Call update_stmt.
4991 (expand_complex_comparison): Call mark_stmt_modified.
4992 (expand_complex_operations_1): Call update_stmt_if_modified.
4993 (expand_vector_operations_1): Call mark_stmt_modified.
4994 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4995 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4996 add_immediate_use, redirect_immediate_use,
4997 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4998 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4999 (mark_new_vars_to_rename): Call update_stmt.
5000 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5001 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5003 (unmodify_stmt): Delete.
5004 (update_stmt): New. Force an update of a stmt.
5005 (update_stmt_if_modified): update a stmt if it is out of date.
5006 (get_stmt_operands): Verify stmt is NOT modified.
5007 (stmt_modified_p): Update comment.
5008 (delink_imm_use): Remove a use node from its immuse list.
5009 (link_imm_use_to_list): Link a use node to a specific list.
5010 (link_imm_use): Link a node to the correct list.
5011 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5012 it in the correct list, if appropriate.
5013 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5014 (relink_imm_use): Link a use node in place of another node in a list.
5015 (relink_imm_use_stmt): LInk a node in place of another node, and set
5017 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5018 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5019 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5020 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5021 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5022 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5023 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5024 (has_zero_uses): New. Return true if there are no uses of a var.
5025 (has_single_use): New. Return true if there is only a single use of a
5027 (single_imm_use): New. Return the simgle immediate use.
5028 (num_imm_uses): New. Return the number of immediate uses.
5029 (get_v_must_def_ops): Use is now a pointer.
5030 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5031 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5033 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5034 (delink_stmt_imm_use): Delink all immuses from a stmt.
5035 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5036 * tree-flow.h (struct dataflow_d): Delete.
5037 (immediate_use_iterator_d): New. Immediate use iterator struct.
5038 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5039 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5040 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5042 (struct stmt_ann_d): Remove dataflow_t from struct.
5043 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5044 (if_convertible_phi_p): Use FAST immuse iterator.
5045 (if_convertible_loop_p): Don't call compute_immediate_uses.
5046 (replace_phi_with_cond_modify_expr): Call update_stmt.
5047 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5048 update_stmt_if_modified.
5049 (rewrite_all_into_ssa): Initialize ssa operands.
5050 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5051 compute_immediate_uses.
5052 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5053 ssa_property is available.
5054 (execute_one_pass): Change parameters passed to execute_todo.
5055 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5056 (remove_ssa_form): Call fini_ssa_operands.
5057 (insert_backedge_copies): Delete call to modify_stmt.
5058 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5059 (release_phi_node): Delink any use nodes before releasing.
5060 (resize_phi_node): Relink any use nodes.
5061 (remove_phi_arg_num): Delink the use node.
5062 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5063 (remove_all_phi_nodes_for): Release phi node first.
5064 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5065 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5066 (scalarize_use, scalarize_copy): Call update_stmt.
5067 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5068 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5069 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5070 (ccp_initialize): Remove call to compute_immediate_uses.
5071 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5072 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5074 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5075 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5076 (eliminate_redundant_computations): Call mark_stmt_modified.
5077 (cprop_operand): Call mark_stmt_modified.
5078 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5079 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5080 (dse_optimize_stmt): Use new immuse interface.
5081 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5082 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5083 (substitute_single_use_vars): Use new immuse interface.
5084 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5085 and compute_immediate_uses.
5086 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5088 (rewrite_mem_refs): Call update_stmt.
5089 (determine_lsm): Remove call to compute_imm_uses and free_df.
5090 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5091 (try_unroll_loop_completely): Call update_stmt.
5092 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5093 (rewrite_use_compare): Call update_stmt.
5094 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5095 (rewrite_use) : Call update_stmt.
5096 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5097 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5099 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5100 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5101 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5103 (initialize_vuse_operand): New. Initialize a vuse operand.
5104 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5105 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5106 (finalize_ssa_defs): Use stmt parameter.
5107 (correct_use_link): Ensure a use node is in the correct list, and has
5108 the correct stmt pointer.
5109 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5110 finalize_ssa_v_must_defs): Also initialize use nodes.
5111 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5112 (build_ssa_operands): Seperate parsing from final operand construction.
5113 (parse_ssa_operands): New. Parse entry point for operand building.
5114 (swap_tree_operands): New. Swap 2 tree operands.
5115 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5117 (get_expr_operands): Call swap_tree_operands when needed.
5118 (copy_virtual_operands): Use initialize routines for virtual use ops.
5119 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5120 (verify_abort): New. Issue imm_use error.
5121 (verify_imm_links): New Verify imm_use links for a var.
5122 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5123 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5124 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5125 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5126 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5127 (NULL_USE_OPERAND_P) Define.
5128 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5130 (struct vuse_operand_type): New struct.
5131 (SET_USE): Call set_ssa_use_from_ptr.
5133 (PHI_ARG_INDEX_FROM_USE): Define.
5134 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5135 argument via SET_USE, not PHI_ARG_DEF_TREE.
5136 * tree-ssa-pre.c (eliminate): Call update_stmt.
5137 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5139 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5140 (nearest_common_dominator_of_uses): Use imm_use iterator.
5141 (statement_sink_location): Use imm_use iterator and interface.
5142 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5143 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5144 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5145 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5146 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5147 if new parameter is true.
5148 (init_tree_ssa): Don't initialize operand cache here.
5149 (delete_tree_ssa): Don't destroy operand cache here.
5150 (propagate_into_addr): Pass in a use pointer, return true if anything
5152 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5153 (check_phi_redundancy): Use imm_use iterator.
5154 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5156 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5157 (release_ssa_name): Delink node and all elements in its imm_use list.
5158 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5159 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5160 * tree-vectorizer.c (need_imm_uses_for): Delete.
5161 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5162 * tree.h (struct ssa_imm_use_d): Define.
5163 (SSA_NAME_IMM_USE_NODE): Define.
5164 (struct tree_ssa_name): Add imm_use node.
5166 (PHI_ARG_IMM_USE_NODE): Define.
5167 (struct phi_arg_d): Add imm_use node.
5168 (struct tree_phi_node): Remove struct dataflow_d element.
5169 (TDF_STMTADDR): Define.
5171 2005-04-05 Dale Johannesen <dalej@apple.com>
5173 * doc/invoke.texi (Optimization Options): Remove
5174 duplicate -fcse-follow-jumps. Add -fweb.
5175 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5176 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5178 2005-04-05 Per Bothner <per@bothner.com>
5180 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5181 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5182 (warn_uninit): Get EXPR_LOCUS from context now instead.
5183 This fixes a USE_MAPPED_LOCATION testsuite failure.
5185 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5187 2005-04-05 Per Bothner <per@bothner.com>
5189 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5190 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5191 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5194 2004-04-05 Devang Patel <dpatel@apple.com>
5196 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5197 (lhsr<mode>3): ... new name.
5198 (altivec_vsra<VI_char>): Rename to ..
5199 (ashr<mode>3): ... new name.
5200 * config/rs6000/rs6000.c (builtin_description): Rename shift
5203 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5205 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5206 gen_lowpart_for_combine.
5207 * cse.c (gen_lowpart_if_possible): Move...
5208 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5210 (gen_lowpart_no_emit_general): Use it.
5212 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5214 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5217 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5219 * system.h: Fix typo.
5221 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5223 * config/bfin/bfin-modes.def: New file.
5224 * config/bfin/bfin-protos.h: New file.
5225 * config/bfin/bfin.c: New file.
5226 * config/bfin/bfin.h: New file.
5227 * config/bfin/bfin.md: New file.
5228 * config/bfin/bfin.opt: New file.
5229 * config/bfin/crti.s: New file.
5230 * config/bfin/crtn.s: New file.
5231 * config/bfin/elf.h: New file.
5232 * config/bfin/lib1funcs.asm: New file.
5233 * config/bfin/predicates.md: New file.
5234 * config/bfin/t-bfin: New file.
5235 * config/bfin/t-bfin-elf: New file.
5236 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5237 Document new attributes.
5238 (interrupt, interrupt_handler, saveall): Update documentation for
5240 * doc/install.texi (Specific): Add entry for the Blackfin.
5241 * doc/invoke.texi (Blackfin Options): New section.
5242 * doc/md.texi (Blackfin family): New section to document constraints.
5243 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5245 2005-04-05 Olivier Hainque <hainque@adacore.com>
5247 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5248 match what the system unwinder expects.
5249 * config/mips/mips.c (mips_frame_set): If we're saving the return
5250 address register and the dwarf return address column number differs
5251 from the hard register number, adjust the note reg to refer to the
5254 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5256 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5257 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5258 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5259 (processor_type): New enum.
5260 (mn10300_processor): New variable.
5261 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5262 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5263 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5264 (PROCESSOR_DEFAULT): New macro.
5265 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5266 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5267 (mn10300_handle_option, mn10300_override_options): New functions.
5268 * config/mn10300/mn10300.opt: New file.
5270 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5271 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5273 PR tree-optimization/19903
5274 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5275 that don't fit in their type after conversion.
5277 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5280 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5281 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5282 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5283 flag here. Implement using define_insn_and_split.
5284 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5285 (frndintxf2_mask_pm_i387): New insn patterns.
5286 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5287 Do not set ix86_optimize_mode_switching flag.
5288 (ceilsf2, ceildf2, ceilxf2): Same.
5289 (btruncsf2, btruncdf2, btruncxf2): Same.
5290 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5292 2005-04-05 Ian Lance Taylor <ian@airs.com>
5295 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5296 i386_pe_record_external_function.
5297 (i386_pe_record_external_function): Update declaration.
5298 * config/i386/winnt.c (struct extern_list): Add decl field.
5299 (i386_pe_record_external_function): Add decl parameter.
5300 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5302 * config/i386/i386-protos.h (i386_pe_record_external_function):
5305 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5307 * config/m68k/m68k-protos.h: Add a prototype for
5308 valid_dbcc_comparison_p_2.
5309 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5310 extend_operator, const_uint32_operand, const_sint32_operand,
5311 general_src_operand, nonimmediate_src_operand,
5312 memory_src_operand, post_inc_operand, pre_dec_operand,
5313 pcrel_address): Move to predicates to predicates.md.
5314 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5315 * config/m68k/m68k.md: Include predicates.md.
5316 * config/m68k/predicates.md: New.
5318 2005-04-04 Roger Sayle <roger@eyesopen.com>
5320 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5322 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5324 2005-04-04 Ian Lance Taylor <ian@airs.com>
5326 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5328 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5329 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5330 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5331 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5332 * c-common.c (c_do_switch_warnings_1): New static function broken
5333 out of c_do_switch_warnings.
5334 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5335 (c_do_switch_expr_warnings): New function.
5336 * c-common.h (c_do_switch_expr_warnings): Declare.
5338 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5339 Daniel Jacobowitz <dan@codesourcery.com>
5341 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5343 * rtlanal.c (may_trap_p): Same.
5345 2005-04-04 Dale Johannesen <dalej@apple.com>
5347 * ChangeLog: remove reference to ChangeLog.12.
5349 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5351 CRIS epilogue as RTL.
5352 * config/cris/cris.md: Change all 0 in unspec 0 to
5354 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5355 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5357 ("return"): Change to define_expand. Call cris_expand_return for
5359 ("*return_expanded"): New pattern.
5360 ("epilogue"): New define_expand.
5361 * config/cris/cris.h (PREDICATE_CODES): Add
5362 cris_load_multiple_op.
5363 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5365 (enum cris_retinsn_type): New.
5366 (struct machine_function): New member return_type.
5367 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5368 (cris_target_asm_function_epilogue): Remove, moving RTLified
5370 (cris_expand_epilogue): New function.
5371 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5372 (cris_gen_movem_load, cris_load_multiple_op)
5373 (cris_return_address_on_stack_for_return, cris_expand_return): New
5375 (cris_target_asm_function_prologue)
5376 (cris_initial_frame_pointer_offset): Call
5377 cris_reg_saved_in_regsave_area instead of complicated expression.
5378 Call cris_return_address_on_stack instead of an expression.
5379 (cris_print_operand) <case 'o', case 'O'>: New cases.
5380 (cris_return_address_on_stack): Change return-type to bool.
5381 (cris_simple_epilogue): Ditto. Return false if registers are
5383 * config/cris/cris-protos.h (cris_simple_epilogue)
5384 (cris_return_address_on_stack): Adjust prototype return type.
5385 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5386 (cris_return_address_on_stack_for_return): New prototypes.
5388 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5390 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5391 gpr_or_int12_operand.
5393 * config/frv/frv-protos.h: Add a prototype to
5394 frv_legitimate_memory_operand and frv_const_unspec_p.
5395 (frv_unspec): Move from frv.c.
5396 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5397 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5398 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5399 gpr_or_fpr_operand, gpr_or_int12_operand,
5400 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5401 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5402 int6_operand, int5_operand, uint5_operand, uint4_operand,
5403 uint1_operand, int_2word_operand, uint16_operand,
5404 upper_int16_operand, integer_register_operand,
5405 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5406 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5407 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5408 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5409 move_destination_operand, movcc_fp_destination_operand,
5410 frv_function_symbol_referenced_p, move_source_operand,
5411 condexec_dest_operand, condexec_source_operand,
5412 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5413 const_unspec_operand, gpr_or_memory_operand,
5414 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5415 icc_operand, fcc_operand, cc_operand, icr_operand,
5416 fcr_operand, cr_operand, call_operand, sibcall_operand,
5417 symbolic_operand, relational_operator,
5418 integer_relational_operator, float_relational_operator,
5419 ccr_eqne_operator, minmax_operator,
5420 condexec_si_binary_operator, condexec_si_media_operator,
5421 condexec_si_divide_operator, condexec_si_unary_operator,
5422 condexec_sf_conv_operator, condexec_sf_add_operator,
5423 condexec_memory_operand, intop_compare_operator, acc_operand,
5424 even_acc_operand, quad_acc_operand, accg_operand: Move to
5426 * config/frv/frv.h (PREDICATE_CODES): Remove.
5427 * config/frv/frv.md: Include predicates.md.
5428 * config/frv/predicates.md: New.
5430 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5433 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5434 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5435 (add_standard_iv_candidates_for_size): New function, extracting code
5436 from add_standard_iv_candidates and parameterizing it by type size.
5437 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5439 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5441 * system.h (GCOV_SIZE_TYPE): Unposion.
5442 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5443 (GCOV_TYPE_SIZE): ...this new macro.
5444 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5445 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5446 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5447 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5448 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5449 instead of unsigned_intSI_type_node.
5450 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5451 (rtl_gen_one_value_profiler_no_edge_manipulation)
5452 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5453 * value-prof.c: Include coverage.h.
5455 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5456 Diego Novillo <dnovillo@redhat.com>
5458 Fix PR tree-optimization/20703
5459 Fix PR tree-optimization/20725
5461 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5462 (create_expression_by_pieces): Ditto.
5463 (valid_in_set): Ditto. Also handle tcc_declaration.
5464 (find_or_generate_expression): Handle comparison class.
5465 (insert_into_preds_of_block): Ditto.
5466 (insert_aux): Ditto.
5467 (create_value_expr_from): Handle comparison class, recursively
5468 handle reference nodes.
5469 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5470 (execute_pre): Fix spacing.
5471 (do_fre): Renamed to execute_fre.
5473 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5475 * doc/invoke.texi (SPARC options): Document that
5476 -mlittle-endian is not supported on Linux either.
5478 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5482 * config.gcc (Obsolete configurations): Remove
5483 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5484 (sparclite-*-coff*): Delete.
5485 (sparclite-*-elf*): Likewise.
5486 (sparc86x-*-elf*): Likewise.
5487 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5488 * config/sparc/lite.h: Delete.
5489 * config/sparc/litecoff.h: Likewise.
5490 * config/sparc/liteelf.h: Likewise.
5491 * config/sparc/sp86x-elf.h: Likewise.
5492 * config/sparc/t-sparclite: Likewise.
5493 * config/sparc/t-sp86x: Likewise.
5495 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5497 * config/s390/s390-protos.h: (s390_comparison,
5498 s390_alc_comparison, s390_slb_comparison, const0_operand,
5499 consttable_operand, larl_operand, s_operand,
5500 shift_count_operand, bras_sym_operand, load_multiple_operation,
5501 store_multiple_operation, s390_plus_operand): Remove prototypes.
5502 (s390_legitimate_address_without_index_p): New prototype.
5503 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5505 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5506 const0_operand, consttable_operand, larl_operand, s_operand,
5507 shift_count_operand, bras_sym_operand, load_multiple_operation,
5508 store_multiple_operation, s390_plus_operand): Move to
5510 (check_mode): Remove.
5511 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5513 (s390_legitimate_address_without_index_p): New.
5514 * config/s390/s390.h (PREDICATE_CODES): Remove.
5515 * config/s390/s390.md: Include predicates.md.
5516 * config/s390/predicates.md: New.
5518 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5521 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5522 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5523 (NEED_INDICATE_EXEC_STACK): Define to 1.
5524 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5525 (NEED_INDICATE_EXEC_STACK): Define to 1.
5526 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5527 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5528 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5529 (pic_helper_emitted_p): New global.
5530 (emit_pic_helper): New function extracted from...
5531 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5532 Do not call emit_pic_helper if delay_pic_helper is true.
5533 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5534 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5535 (sparc_file_end): New function.
5537 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5539 * config/mcore/mcore-protos.h: Remove the prototypes for
5540 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5541 mcore_general_movdst_operand, mcore_reload_operand,
5542 mcore_arith_J_operand, mcore_arith_K_operand,
5543 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5544 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5545 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5546 mcore_literal_K_operand, mcore_addsub_operand,
5547 mcore_compare_operand, mcore_load_multiple_operation,
5548 mcore_store_multiple_operation, mcore_call_address_operand.
5549 Add a prototype for const_ok_for_mcore.
5550 * config/mcore/mcore.c (mcore_call_address_operand,
5551 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5552 mcore_arith_reg_operand, mcore_reload_operand,
5553 mcore_arith_J_operand, mcore_arith_K_operand,
5554 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5555 mcore_arith_M_operand, mcore_arith_imm_operand,
5556 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5557 mcore_literal_K_operand, mcore_addsub_operand,
5558 mcore_compare_operand, mcore_load_multiple_operation,
5559 mcore_store_multiple_operation): Move to predicates.md.
5560 (const_ok_for_mcore): Export.
5561 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5562 * config/mcore/mcore.md: Include predicates.md.
5563 * config/mcore/predicates.md: New.
5565 * config/mcore/predicates.md: Fix a comment typo.
5567 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5568 Adrian Straetling <straetling@de.ibm.com>
5570 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5571 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5572 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5574 ("imul"): Removed from "type" attribute.
5575 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5576 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5577 Changed type to imulsi.
5578 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5580 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5582 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5583 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5584 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5585 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5586 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5587 (TARGET_SWITCHES, mcore_stack_increment_string)
5588 (TARGET_OPTIONS): Delete.
5589 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5590 than *_BIT constants.
5591 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5592 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5593 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5594 (mcore_override_options): Delete mcore_stack_increment code.
5595 Change use of M340_BIT to MASK_M340.
5596 * config/mcore/mcore.opt: New file.
5598 2005-04-04 Ian Lance Taylor <ian@airs.com>
5600 * config/arm/arm.c (replace_symbols_in_block): Remove static
5603 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5605 * config/fr30/fr30-protos.h: Remove the prototypes for
5606 stack_add_operand, add_immediate_operand,
5607 high_register_operand, low_register_operand, call_operand,
5608 di_operand, and nonimmediate_di_operand.
5609 * config/fr30/fr30.c (stack_add_operand,
5610 add_immediate_operand, high_register_operand,
5611 low_register_operand, call_operand, di_operand,
5612 nonimmediate_di_operand): Move to predicates.md.
5613 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5614 * config/fr30/fr30.md: Include predicates.md.
5615 * config/fr30/predicates.md: New.
5617 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5618 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5619 mcore_call_address_operand.
5621 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5622 general_movsrc_operand.
5624 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5626 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5629 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5632 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5635 2005-04-04 Richard Henderson <rth@redhat.com>
5636 Jakub Jelinek <jakub@redhat.com>
5638 PR rtl-optimization/16104
5639 * fold-const.c (fold_unary): Fix folding of vector conversions.
5641 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5643 * config.gcc (xstormy16-*-elf): Set extra_options.
5644 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5645 * config/stormy16/stormy16.opt: New file.
5647 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5649 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5650 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5651 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5652 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5653 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5654 (TARGET_UNIX_ASM): Delete.
5655 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5656 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5657 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5658 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5659 * config/pdp11/pdp11.opt: New file.
5661 2005-04-03 Roger Sayle <roger@eyesopen.com>
5662 Alexandre Oliva <aoliva@redhat.com>
5665 * fold-const.c (non_lvalue): Split tests into...
5666 (maybe_lvalue_p): New function.
5667 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5668 C++ front-end prior to lowering into gimple form.
5670 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5672 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5673 BUILT_IN_STRNCASECMP): New.
5674 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5677 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5680 * arm.md (addsi3_compare0_for_combiner): Delete.
5681 (addsi3_compare0_scratch_for_combiner): Delete.
5682 (cmpsi_neg_shiftsi): Delete.
5683 (compare_negsi_si): New pattern.
5684 (cmpsi_negshiftsi_si): New pattern.
5685 (negated_cbranchsi4): Restrict to equality_operator.
5687 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5690 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5692 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5695 * doc/install.texi: Fix a typo.
5697 2005-04-03 Steven Bosscher <stevenb@suse.de>
5700 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5701 a computed goto if the edge to the computed goto block has
5702 incoming abnormal edges. Clarify how the function works.
5704 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5706 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5707 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5708 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5709 hash_scan_set, reg_set_between_after_reload_p,
5710 reg_used_between_after_reload_p, get_avail_load_store_reg,
5711 eliminate_partially_redundant_load): Likewise.
5712 * postreload.c (reload_cse_simplify_set,
5713 reload_combine_note_use): Likewise.
5714 * predict.c (predict_insn, expected_value_to_br_prob,
5715 propagate_freq, expensive_function_p): Likewise.
5716 * print-rtl.c (print_rtx): Likewise.
5717 * profile.c (instrument_edges, instrument_values,
5718 compute_branch_probabilities, branch_prob, union_groups,
5719 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5720 * protoize.c (in_system_include_dir, file_could_be_converted,
5721 file_normally_convertible, gen_aux_info_file, seek_to_line,
5722 do_cleaning): Likewise.
5723 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5724 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5725 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5727 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5729 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5730 * modulo-sched.c (undo_replace_buff_elem): New structure.
5731 (kernel_number_of_cycles, ps_unschedule_node,
5732 undo_generate_reg_moves,free_undo_replace_buff,
5733 undo_permute_partial_schedule, loop_single_full_bb_p,
5734 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5735 build_loops_structure, get_sched_window): New.
5736 (generate_reg_moves): Return undo_replace_buff_elem and other
5738 (generate_prolog_epilog): Remove old loop versioning.
5739 (sms_schedule): Use loop information and loop_version.
5740 (sms_schedule_by_order): Split part of it to get_sched_window.
5741 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5742 cfg_layout_finalize and free_dominance_info before/after SMS.
5744 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5746 * cfghooks.c (lv_flush_pending_stmts,
5747 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5748 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5749 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5750 lv_add_condition_to_bb,
5751 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5752 flush_pending_stmts): New in cfg_hooks structure.
5753 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5754 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5755 lv_add_condition_to_bb): New declarations.
5756 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5758 (loop_version): Declare.
5759 * cfgloopmanip.c (cfghooks.h): Include.
5760 (duplicate_loop_to_header_edge): Change return type to bool.
5761 (loop_version, lv_adjust_loop_entry_edge): Move here.
5762 * cfgrtl.c (cfgloop.h): Include.
5763 (rtl_verify_flow_info_1): Fix.
5764 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5765 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5767 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5768 tree_lv_add_condition_to_bb): New.
5769 (tree_cfg_hooks): Add new hooks to initialization.
5770 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5771 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5773 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5775 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5776 xstormy16_below100_or_register,
5777 xstormy16_splittable_below100_or_register, and
5778 nonimmediate_nonstack_operand.
5780 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5781 xstormy16_ineqsi_operator, equality_operator,
5782 inequality_operator, shift_operator,
5783 xstormy16_below100_operand, xstormy16_below100_or_register,
5784 xstormy16_splittable_below100_or_register,
5785 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5786 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5787 equality_operator, inequality_operator,
5788 xstormy16_below100_operand, xstormy16_below100_or_register,
5789 xstormy16_splittable_below100_or_register,
5790 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5791 nonimmediate_nonstack_operand, shift_operator): Move to
5793 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5794 * config/stormy16/stormy16.md: Include predicates.md.
5795 * config/stormy16/predicates.md: New.
5797 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5799 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5800 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5801 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5802 move_operand, power_of_2_operand): Move to predicates.md.
5803 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5804 PREDICATE_CODE): Remove.
5805 * config/iq2000/iq2000.md: Include predicates.md.
5806 * config/iq2000/predicates.md: New.
5808 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5810 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5811 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5812 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5813 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5814 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5815 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5816 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5817 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5818 (TARGET_M68HC11): Delete.
5819 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5820 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5821 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5822 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5823 (nb_soft_regs): Delete.
5824 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5825 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5826 and MASK_M6812 being set simultaneously. Change the code that sets
5827 the default m68hc11_soft_reg_count to use integers instead of strings.
5828 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5829 m68hc11_soft_reg_count (which now has an int type) as the number
5831 * config/m68hc11/m68hc11.opt: New file.
5833 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5835 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5836 fp_displacement_operand, sp_displacement_operand.
5838 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5840 Remove the prototypes for tst_operand, cmp_operand,
5841 stack_register_operand, d_register_operand,
5842 hard_addr_reg_operand, splitable_operand,
5843 m68hc11_logical_operator, m68hc11_arith_operator,
5844 m68hc11_non_shift_operator, m68hc11_shift_operator,
5845 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5846 non_push_operand, hard_reg_operand, and
5847 reg_or_some_mem_operand.
5848 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5850 (tst_operand, cmp_operand, non_push_operand,
5851 splitable_operand, reg_or_some_mem_operand,
5852 stack_register_operand, d_register_operand,
5853 hard_addr_reg_operand, hard_reg_operand,
5854 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5855 m68hc11_arith_operator, m68hc11_non_shift_operator,
5856 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5858 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5859 * config/m68hc11/m68hc11.md: Include predicates.md.
5860 * config/m68hc11/predicates.md: New.
5862 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5865 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5866 change checked in along with 2005-03-03's patch for debug/20253.
5867 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5868 (remap_decl): Insert type decl in map earlier.
5870 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5872 PR tree-optimization/20640
5873 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5874 post-dominator if it has phi nodes.
5875 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5876 before dead statements.
5878 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5881 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5883 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5885 PR rtl-optimization/20290
5886 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5887 in every iteration if the entry point is the exit test.
5889 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5891 * config/cris/cris.md (attribute "length"): Define.
5893 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5895 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5896 (word_offset_memref_operand): New.
5897 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5898 (indexed_or_indirect_operand): Delete.
5899 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5900 (indexed_or_indirect_operand): Delete.
5902 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5905 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5908 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5909 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5911 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5913 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5915 2005-04-01 Ian Lance Taylor <ian@airs.com>
5917 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5918 (rus, prus): Remove static variables.
5919 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5920 (process_command): Permit report_times and use_pipes together.
5922 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5924 * c-decl.c (validate_proto_after_old_defn): Look at
5925 TYPE_MAIN_VARIANT of argument types.
5927 2005-04-01 Paul Brook <paul@codesourcery.com>
5929 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5930 (arm_output_function_epilogue): Allow call_via_SP.
5931 (thumb_call_via_reg, arm_file_end): Ditto.
5932 * config/arm/arm.h (struct machine_function): Include space for SP.
5933 (thumb_call_via_label): Update declaration.
5935 2005-04-01 Ian Lance Taylor <ian@airs.com>
5937 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5938 doing a peephole optimization, once again put any notes in the
5941 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5943 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5945 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5947 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5948 (block_alloc, find_free_reg): Likewise.
5949 * loop-doloop.c (doloop_modify): Likewise.
5950 * loop-invariant.c (record_use): Likewise.
5951 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5952 get_iv_value, canon_condition, eliminate_implied_condition,
5953 eliminate_implied_condition, simplify_using_initial_values,
5954 shorten_into_mode, canonicalize_iv_subregs,
5955 iv_number_of_iterations): Likewise.
5956 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5957 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5958 unswitch_loop): Likewise.
5959 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5960 move_movables, replace_call_address, find_and_verify_loops,
5961 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5962 record_giv, final_giv_value, general_induction_var,
5963 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5964 loop_giv_dump): Likewise.
5966 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5967 GCOV_CHECK_WRITING): Remove.
5968 (gcov_position, gcov_rewrite): Use gcc_assert.
5969 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5970 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5971 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5974 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5976 * tree-inline.c: Fix a typo.
5978 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5980 * configure.ac (enable-checking): Explicitly set all variables for
5981 collective switch values. Alphabetize variables. Rename
5982 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5984 * doc/install.texi (enable-checking): Update documentation.
5985 * configure: Rebuilt.
5987 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5989 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5992 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5994 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5995 Also reject cases where this pattern will cause load delay stalls
5996 unless optimizing for size and it will produce a shorter sequence.
5997 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5998 variants to avoid pre-adjusting the base when possible.
6000 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6002 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6003 the frame and argument pointers.
6004 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6005 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6006 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6007 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6008 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6009 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6011 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6013 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6014 with entry for selectany attribute.
6015 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6017 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6018 (i386_pe_asm_named_section): Handle sections generated by
6019 selectany attribute.
6020 * doc/extend.texi (selectany): Document attribute.
6022 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6023 Jan Hubicka <jh@suse.cz>
6025 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6026 to fix addresses involving EBP and ESP.
6027 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6028 for SUBREGed registers.
6029 (legitimate_address_p): Accept SUBREGed registers.
6031 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6034 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6035 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6038 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6040 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6042 2005-04-01 James E Wilson <wilson@specifixinc.com>
6045 * dwarf2out.c (rtl_for_decl_init): New function.
6046 (rtl_for_decl_location): Extracted from here.
6047 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6048 add_const_value_attribute. Delete initializer_constant_valid_p call.
6050 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6052 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6053 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6054 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6055 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6056 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6057 config/i386/i386.md, config/rs6000/predicates.md,
6058 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6059 config/s390/s390.c, config/stormy16/stormy16.c,
6060 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6063 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6066 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6067 COND_EXPR and CALL_EXPR.
6069 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6072 * genautomata.c (first_cycle_unit_presence): Check all alternative
6073 states for unit presence.
6075 * doc/md.texi: Remove remark about impossibility to query unit
6076 presence in non nondeterministic automaton state.
6078 * config/ia64/ia64.c (get_template): Change order of unit querying.
6080 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6082 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6085 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6087 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6088 flag for edges outside any loops.
6090 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6092 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6094 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6096 * tree-ssa-alias.c: Follow spelling conventions.
6097 * doc/tree-ssa.texi: Fix a typo.
6099 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6101 * postreload-gcse.c: Include target.h.
6102 (gcse_after_reload_main): Return early if we cannot modify jumps.
6103 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6105 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6107 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6108 expensive operations.
6110 2005-03-31 Ian Lance Taylor <ian@airs.com>
6112 * collect2.c (lderrout): New variable.
6113 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6114 if it is set, to stderr.
6115 (handler): Unlink lderrout if it is set.
6116 (dump_file): Add "to" parameter. Change all callers.
6117 (main): Initialize lderrout.
6118 (collect_execute): Add errname parameter. Change all callers.
6119 Rename redir parameter to outname. Never pass
6120 PEX_STDERR_TO_STDOUT to pex_run.
6121 * collect2.h (collect_execute, dump_file): Update declarations.
6122 * tlink.c (tlink_execute): Add errname parameter. Change all
6124 (do_tlink): Check lderrout as well as ldout.
6126 2005-03-31 Caroline Tice <ctice@apple.com>
6128 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6129 (bb-reorder.o): Add errors.h to list of requirements.
6130 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6131 profiledbootstrap flags.
6132 * bb-reorder.c (errors.h): Add new include.
6133 (struct bbro_basic_block_data_def): Add new field, in_trace.
6134 (add_unlikely_executed_notes): Remove function.
6135 (mark_bb_for_unlikely_executed_section): Remove function.
6136 (insert_section_boundary_note): New function.
6137 (verify_hot_cold_block_grouping): New function.
6138 (push_to_next_round_p): Remove variables and tests that push all
6139 cold blocks to last round.
6140 (find_traces): Remove code that added extra round of trace finding
6141 when doing partitioning.
6142 (find_traces_1_round) : Remove variable last_round; add code to
6143 update new struct field, in_trace; correct trace_length where it was
6144 incorrect before (after call to copy_bb); change code that pushed all
6145 cold blocks to last round. Instead verify that all blocks going into
6146 a trace belong in the same partition.
6147 (connect_traces): Modify to connect the traces in two passes, if the
6148 function contains both hot and cold blocks. The first pass connects
6149 all the traces for blocks in the partition that the first block in
6150 the function belongs to; the second pass connnects all the traces
6151 containing blocks that belong in the other partition.
6152 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6153 code that automatically put the first block in a function into the
6154 hot partition if the function had any hot blocks.
6155 (fix_crossing_unconditional_branches): Check number of succ edges
6156 before attempting to get one.
6157 (fix_edges_for_rarely_executed_code): Update comment describing
6159 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6160 remove call to add_unlikely_executed_notes; add call to
6161 verify_hot_cold_block_grouping.
6162 (duplicate_computed_gotos): Don't change computed goto if it's a
6164 (partition_hot_cold_basic_blocks): Update function comment.
6165 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6167 (try_forward_edges): Likewise.
6168 (merge_blocks_move_predecessor_nojumps): Likewise.
6169 (merge_blocks_move_successor_nojumps): Likewise.
6170 (merge_blocks_move): Likewise.
6171 (try_crossjump_bb): Likewise.
6172 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6173 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6174 notes to cold bb's; remove call to update_unlikely_executed_notes.
6175 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6176 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6177 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6178 function declaration.
6179 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6181 (rtl_can_merge_blocks): Remove redundancy from condition.
6182 (try_redirect_by_replacing_jump): Likewise.
6183 (force_nonfallthru_and_redirect): Remove code for adding
6184 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6185 (commit_one_edge_insertion): Likewise.
6186 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6187 * dbxout.c (FORCE_TEXT): Replace function_section with
6188 current_function_section.
6189 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6190 function, switch_text_section.
6191 (struct xcoff_debug): Likewise.
6192 (dbxout_function_end): Add code to put out label diffs for both
6193 hot and cold sections.
6194 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6195 for new debug_hooks funciton, switch_text_section..
6196 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6197 switch_text_section.
6198 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6199 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6200 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6201 dw_fde_switched_sections.
6202 (output_call_frame_info): Add test to see if function switches text
6203 sections in the middle; if so, use appropriate extra hot and cold
6204 section labels to compute size deltas for the hot and cold sections.
6205 (dwarf2out_begin_prologue): Add code to initialize new fields in
6207 (dwarf2out_switch_text_section): New function (invoked through
6208 debug_hook); updates new fields in dw_fde_struct appropriately and
6209 increments separate_line_info_table_in_use.
6210 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6211 dwarf2out_switch_text_section.
6212 (struct var_loc_node): Add new field, section_label.
6213 (output_aranges): Add code to check whether in hot or cold section and
6214 use the appropriate label in calculating deltas.
6215 (output_ranges): Likewise.
6216 (output_line_info): Add code to check which section we're in and
6217 use appropriate hot/cold label.
6218 (add_location_or_constant_value_attribute): Likewise.
6219 (gen_subprogam_die): Modify arange attributes to use correct labels.
6220 (dwarf2out_begin_block): Change call to function_section into call to
6221 current_function_section.
6222 (dwarf2out_end_block): Likewise.
6223 (dwarf2out_source_line): Likewise.
6224 (dwarf2out_var_location): Add code to check whether in hot or cold
6225 section and use the appropriate label.
6226 * except.c (output_function_exception_table): Change call to
6227 function_section into call to current_function_section.
6228 * final.c (profile_function): Likewise.
6229 (scan_ahead_for_unlikely_executed_note): Remove function.
6230 (final_scan_insn): Remove calls to
6231 scan_ahead_for_unlikely_executed_note, and related code for switching
6232 to cold section, except for the single time
6233 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6234 debug_hooks->switch_text_sections; replace appropriate calls to
6235 function_section with calls to current_function_section.
6236 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6237 test_bb to condition.
6238 (find_if_case_2): Likewise.
6239 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6240 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6241 * opts.c (decode_options): Change warning about hot/cold partitioning
6242 with exceptionss to inform (so as not to cause bootstrap failures);
6243 remove warning about partitioning with DWARF debug info.
6244 * output.h (current_function_section): Add new function decl.
6245 (insert_section_boundary_note): Likewise.
6246 (enum in_section): Move this declaration here from varasm.c.
6247 (unlikely_section_label): Likewise.
6248 (unlikely_text_section_name): Likewise.
6249 (last_text_section_name): New global variable.
6250 (last_text_section): Likewise.
6251 (hot_section_label): Likewise.
6252 (hot_section_end_label): Likewise.
6253 (cold_section_end_label): Likewise.
6254 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6255 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6256 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6257 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6258 insn from consideration.
6259 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6260 switch_text_section.
6261 * varasm.c (basic-block.h): Add new include.
6262 (unlikely_section_label_printed): Remove global variable.
6263 (unlikely_section_label): Make global variable not be static any more.
6264 (unlikely_text_section_name): Likewise.
6265 (hot_section_end_label): New global variable (not static)
6266 (first_function_block_is_cold): Likewise.
6267 (hot_section_label): Likewise.
6268 (cold_section_end_label): Likewise..
6269 (last_text_section): New global variable, not static.
6270 (last_text_section_name): New global variable, not static.
6271 (initialize_cold_section_name): New function.
6272 (enum in_section): Move declaration to output.h.
6273 (text_section): Update last_text_section.
6274 (unlikely_text_section): Replace code to determine cold section name
6275 with call to initialize_cold_section_name; Add code to update
6276 last_text_section; remove code for printing out label.
6277 (named_section_real): Add code to update last_text_section and
6278 last_text_section_name as appropriate.
6279 (function_section): Change test for 'unlikely' to depend on
6280 first_function_block_is_cold (moved old test to
6281 current_function_section).
6282 (current_function_section): New function.
6283 (assemble_start_function): Move code that frees
6284 unlikely_text_section_name; initialize hot_section_end_label;
6285 print hot and cold section labels at the start of the function;
6286 set first_function_block_is_cold, if appropriate; initialize l
6287 ast_text_section; add call to insert_section_boundary_note.
6288 (assemble_end_function): Add code to write out hot and cold section
6290 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6291 switch_text_section.
6292 * config/darwin.c (machopic_select_section): Replace incorrect
6293 function in base_funs; update reloc for cold sections if necessary.
6294 * config/darwin.h (SECTION_FUNCTION): Add code to update
6295 last_text_section if appropriate.
6296 (text_unlikely_section): Remove.
6297 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6298 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6299 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6300 partitioning for this architecture.
6302 2005-03-31 Olivier Hainque <hainque@adacore.com>
6304 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6305 defined and non-zero.
6307 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6310 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6313 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6316 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6317 label operand. Remove (use (unspec..)). Don't emit a label on
6319 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6320 generate inline label for load_toc_v4_PIC_1b.
6321 (rs6000_emit_load_toc_table): Likewise.
6323 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6325 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6326 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6328 2005-03-29 Devang Patel <dpatel@apple.com>
6330 * tree-sra.c (decide_block_copy): Disable scalarization of
6333 2005-03-30 Stuart Hastings <stuart@apple.com>
6334 Dale Johannesen <dalej@apple.com>
6336 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6337 * print-tree.c (print_node): Add case STATEMENT_LIST.
6339 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6341 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6342 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6343 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6344 is given with "powerpc64*" or "all", or when --with-cpu chooses
6347 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6350 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6351 gen_lexical_block_die.
6352 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6354 2005-03-31 Jan Hubicka <jh@suse.cz>
6356 2004-11-02 Jan Hubicka <jh@suse.cz>
6358 * cgraph.c (cgraph_varpool_node_name): New function.
6359 (dump_cgraph_varpool_node): New function.
6360 (dump_varpool): New function.
6361 * cgraphunit.c (cgraph_optimize): Dump varpool.
6363 2004-10-16 Jan Hubicka <jh@suse.cz>
6365 * cgraph.c (decide_is_variable_needed): New function.
6366 (cgraph_varpool_finalize_decl): Use it.
6367 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6369 * final.c (output_addr_const): Do not call mark_referenced.
6370 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6371 always go via cgraph.
6372 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6373 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6374 * tree-optimize.c (execute_inline): Mark functions called.
6375 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6377 2004-10-11 Jan Hubicka <jh@suse.cz>
6379 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6380 (cgraph_varpool_last_needed_node): New static variable.
6381 (enqueue_needed_varpool_node): Break out from ...; add items to the
6382 end of queue; update first pointers.
6383 (cgraph_varpool_mark_needed_node): ... here.
6384 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6385 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6386 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6387 (cgraph_varpool_first_unanalyzed_node): Declare.
6388 * cgraphunit.c: Include output.h.
6389 (cgraph_varpool_analyze_pending_decls): New function.
6390 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6391 for errors, analyze pending decls.
6392 (cgraph_finalize_compilation_unit): Only analyze decls.
6393 (cgraph_optimize): Assemble the decls after expanding.
6395 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6397 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6398 subvars get marked properly in tags for grouping.
6399 (add_pointed_to_var): Mark only actual pointed to
6400 variables/subvars in addresses needed.
6401 (create_overlap_variables_for): Clear call clobbered on original
6403 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6404 addresable vars with subvars into list.
6405 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6408 2005-03-30 Richard Henderson <rth@redhat.com>
6410 * cgraph.h (struct cgraph_node): Add alias.
6411 * varasm.c (assemble_alias): Set it.
6412 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6413 avoid calling cgraph_expand_function.
6415 2005-03-30 Tom Tromey <tromey@redhat.com>
6417 * tree.def (FILE_TYPE): Removed.
6418 * typeclass.h (enum type_class): Removed file_type_class.
6419 * dwarf2out.c (is_base_type): Updated.
6420 (gen_type_die): Likewise.
6421 * dbxout.c (dbxout_type): Updated.
6422 * builtins.c (type_to_class): Updated.
6423 * tree.c (type_contains_placeholder_1): Updated.
6424 * config/sparc/sparc.c (sparc_type_code): Updated.
6425 * config/ia64/ia64.c (hfa_element_mode): Updated.
6426 * expr.c (count_type_elements): Updated.
6427 * stor-layout.c (layout_type): Updated.
6428 * tree-inline.c (remap_type): Updated.
6429 * tree-pretty-print.c (dump_generic_node): Updated.
6431 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6433 * builtins.c (expand_builtin_powi): Fix mode of
6434 2nd argument to match int.
6435 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6436 2nd argument type to int.
6437 * libgcc2.c: Change prototype of __powi* functions to use
6440 2005-03-30 Dale Johannesen <dalej@apple.com>
6443 * calls.c (expand_call): Flush pending deferrals before
6446 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6450 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6451 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6452 c_label_context, label_context_stack): New.
6453 * c-decl.c (define_label): Check for jumps into statement
6454 expressions. Add label to list of defined labels.
6455 (start_function): Push context on label_context_stack.
6456 (finish_function): Pop context from label_context_stack.
6457 * c-typeck.c (label_context_stack): New.
6458 (c_finish_goto_label): Check for jumps into statement
6459 expressions. Add label to list of jumped to labels.
6460 (struct c_switch): Add blocked_stmt_expr.
6461 (c_start_case): Initialize it.
6462 (do_case): Check it.
6463 (c_finish_case): Verify !blocked_stmt_expr.
6464 (c_begin_stmt_expr): Push context on label_context_stack.
6465 Increment blocked_stmt_expr. Mark labels jumped to from outside
6467 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6468 defined in the statement expression and no longer jumpable to.
6469 Mark labels jumped to from just outside the statement expression
6470 as again definable. Pop context from label_context_stack.
6471 * doc/extend.texi (Statement Exprs): Update.
6473 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6476 * c-decl.c (start_function): Check for old_decl being
6479 2005-03-30 Ian Lance Taylor <ian@airs.com>
6481 * final.c (final): Remove prescan parameter. Change all callers.
6482 (final_scan_insn): Remove prescan parameter. Change all callers.
6484 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6486 * tree-vectorizer.c: Fix comment typos.
6488 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6490 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6491 as soon as a chrec_dont_know is detected.
6493 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6495 Merge from csl-arm-branch.
6496 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6498 * tlink.c (recompile_files): Do not assume that "rename" can
6499 overwrite an existing file.
6501 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6503 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6504 * gcc/configure: Regenerate.
6506 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6508 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6510 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6512 * calls.c (struct arg_data): Update "partial" comment.
6513 (load_register_parameters): Update "nregs" comment.
6515 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6517 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6518 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6519 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6520 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6521 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6522 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6523 than target_flags & 0.
6524 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6525 (iq2000_arch, iq2000_parse_cpu): Delete.
6526 (TARGET_HANDLE_OPTION): Override default.
6527 (iq2000_handle_option): New function.
6528 (override_options): Remove -march= and -mcpu= handling.
6529 * config/iq2000/iq2000.opt: New file.
6531 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6533 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6534 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6535 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6536 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6537 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6538 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6539 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6540 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6541 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6542 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6543 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6544 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6545 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6546 (TARGET_OPTIONS): Delete.
6547 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6548 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6549 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6550 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6551 (c4x_cpu_version_string): Delete.
6552 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6553 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6554 equivalent -mcpu= option.
6555 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6556 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6557 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6558 or clearing the appropriate MASK_* bit.
6559 (c4x_file_start): Use c4x_cpu_version.
6560 * config/c4x/c4x.opt: New file.
6562 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6564 * doc/options.texi: Document the new MaskExists flag.
6565 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6566 if the option has the MaskExists flag.
6568 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6570 * opt-functions.awk (flag_set_p, test_flag): New functions.
6571 (switch_flags): Use them.
6572 * opth-gen.awk: Use flag_set_p to check for flags.
6573 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6575 2005-03-30 Ian Lance Taylor <ian@airs.com>
6577 * config.host (i[34567]86-*-mingw32*): Don't set
6578 host_can_use_collect2 to no.
6580 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6583 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6584 Remove convert_memory_address call duplicating that in memory_address.
6586 2005-03-29 Richard Henderson <rth@redhat.com>
6589 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6590 (build_compound_literal): Likewise. Propagate decl type into the
6592 (finish_decl): Likewise. Use new return value from complete_array_type
6593 for zero sized arrays.
6594 (complete_array_type): Move ...
6595 * c-common.c (complete_array_type): ... here. Change first argument
6596 to pointer-to-type-node. Consistently use sizetype for the index
6597 except for zero sized arrays. Detect zero sized arrays for pedantic
6598 mode diagnostics. Create a new type node instead of modifying the
6600 * c-tree.h (complete_array_type): Move decl ...
6601 * c-common.h (complete_array_type): ... here.
6603 2005-03-29 Richard Henderson <rth@redhat.com>
6606 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6608 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6610 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6611 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6612 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6613 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6615 2005-03-29 Eric Christopher <echristo@redhat.com>
6617 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6618 truthvalue conversion removal.
6620 2005-03-29 Ian Lance Taylor <ian@airs.com>
6623 * collect2.c: Never include <vfork.h>.
6624 (VFORK_STRING, vfork): Don't define.
6625 (pid): Remove global variable.
6626 (handler): Call raise instead of kill (getpid(), ...).
6627 (collect_wait): Add pex parameter. Change all callers. Use
6628 pex_get_status rather than pwait.
6629 (do_wait): Add pex parameter. Change all callers.
6630 (collect_execute): Return struct pex_obj * rather than void. Use
6631 pex routines rather than pexecute.
6632 (fork_execute): Get pex_obj from collect_execute, and pass it to
6634 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6635 Only declare quit_handler if SIGQUIT is defined.
6636 (scan_libraries): Likewise.
6637 * collect2.h (collect_execute): Update declaration.
6638 (collect_wait): Update declaration.
6639 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6640 pass it to collect_wait.
6642 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6645 * c-parser.c (c_parser_compound_statement_nostart): Give error
6646 message for EOF instead of just setting parser->error.
6648 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6650 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6651 (slpeel_update_phi_nodes_for_guard1): New function.
6652 (slpeel_update_phi_nodes_for_guard2): New function.
6653 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6654 of slpeel_update_phi_nodes_for_guard.
6655 (vectorize_loops): Remove call to loop_closed_rewrite.
6656 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6659 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6661 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6662 (TARGET_LITTLE_ENDIAN): New macro.
6663 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6664 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6665 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6666 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6667 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6668 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6669 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6670 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6671 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6672 (TARGET_OPTIONS): Delete.
6673 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6674 (CACHE_FLUSH_TRAP): Turn into an integer.
6675 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6676 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6677 -mflush-trap is in use.
6678 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6679 (m32r_cache_flush_trap_string): Delete.
6680 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6681 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6682 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6683 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6684 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6685 -mmodel= and -msdata= handling from...
6686 (m32r_init): ...here.
6687 * config/m32r/m32r.opt: New file.
6689 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6691 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6692 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6693 * tree-vect-analyze.c (vect_object_analysis): additional parm
6694 pass back a "struct ptr_info_def *" with the points-to info.
6695 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6696 statement using info returned from vect_object_analysis.
6697 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6698 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6699 for virtual uses and defs when creating a replacement vector
6700 reference. Call duplicate_ssa_name_ptr_info to define points-to
6701 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6702 (vectorizable_store): copy_virtual_operands and update
6703 definition statements.
6704 (vectorizable_load): copy_virtual_operands. Remove call to
6705 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6706 * tree-vectorizer.c (vectorize_loops): Remove calls to
6707 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6708 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6709 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6710 define macro STMT_VINFO_PTR_INFO for use in accessing.
6711 * tree.h add export of duplicate_ssa_name_ptr_info.
6712 * rs6000.c (altivec_init_builtins): Declare builtin function
6713 __builtin_altivec_mask_for_load to be "const".
6715 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6718 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6719 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6720 assemble_variable on aliases.
6721 * varasm.c (assemble_alias): Set node->alias.
6722 * toplev.c (wrapup_global_declarations): Don't call
6723 rest_of_decl_compilation on aliases again.
6725 2005-03-29 Paul Brook <paul@codesourcery.com>
6727 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6728 * config/arm/arm.c (arm_dbx_register_number): New function.
6729 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6731 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6734 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6735 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6737 2005-03-29 Dale Johannesen <dalej@apple.com>
6739 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6740 $(TREE_H) and $(COVERAGE_H).
6741 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6742 * opts.c (common_handle_option): Enable tree-based value transforms.
6743 * toplev.c (process_options): Ditto.
6744 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6745 refers to references to this type.
6746 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6747 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6748 for may_be_more, may_be_less.
6749 (rtl_gen_pow2_profiler): Adjust.
6750 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6751 (rtl_gen_one_value_profiler): Adjust.
6752 (rtl_gen_const_delta_profiler): Adjust.
6753 * tree-profile.c (tree_gen_interval_profiler): Implement.
6754 (tree_gen_pow2_profiler): Ditto.
6755 (tree_gen_one_value_profiler): Ditto.
6756 (tree_profiling): New.
6757 (pass_tree_profile): Reference it.
6758 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6760 (insn_divmod_values_to_profile): Rename to
6761 rtl_divmod_values_to_profile. Adjust.
6762 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6763 (insn_prefetch_values_to_profile): Adjust.
6764 (rtl_value_profile_transformations): Adjust.
6765 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6766 (gen_mod_pow2): Rename to rtl_mod_pow2.
6767 (gen_mod_subtract): Rename to rtl_mod_subtract.
6768 (divmod_fixed_value_transform): Rename to
6769 rtl_divmod_fixed_value_transform.
6770 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6771 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6772 (rtl_find_values_to_profile): Adjust.
6773 (tree_value_profile_transformations): Implement.
6774 (tree_divmod_values_to_profile): New.
6775 (tree_values_to_profile): New.
6776 (tree_divmod_fixed_value): New.
6777 (tree_mod_pow2): New.
6778 (tree_mod_subtract): New.
6779 (tree_divmod_fixed_value_transform): New.
6780 (tree_mod_pow2_value_transform): New.
6781 (tree_mod_subtract_transform): New.
6782 (tree_find_values_to_profile): Implement.
6783 * profile.c (instrument_values): Free histograms.
6784 (compute_value_histograms): Adjust. Implement tree version.
6786 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6788 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6789 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6790 variable. Output "fldcw" depending on round_mode.
6791 * config/i386/i386.md (UNSPEC_FIST): New.
6792 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6793 New isns patterns to implement lrint and llrint built-ins as x87
6795 (fistdi2, fist<mode>2 splitters): New splitters.
6796 (lrint<mode>2): New expanders.
6798 2005-03-28 Ian Lance Taylor <ian@airs.com>
6800 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6801 0 when calling final_scan_insn.
6803 2005-03-28 Jan Hubicka <jh@suse.cz>
6806 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6809 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6810 types where possible.
6812 2005-03-26 Per Bothner <per@bothner.com>
6814 Make -f[no-]show-column also control non-cpp diagnostics.
6815 * c.opt (fshow-column): Move option from here ...
6816 * common.opt (fshow-column): ... to here.
6817 * diagnostic.c (diagnostic_build_prefix): Only print column number
6818 if flag_show_column.
6820 2005-03-27 Steven Bosscher <stevenb@suse.de>
6822 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6823 vax_output_conditional_branch): New prototypes.
6824 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6825 extracted from vax.md mov and add patterns.
6826 (vax_output_conditional_branch): New function to output conditional
6827 branch instructions.
6828 * vax.md: Use mode macros for arithmetic and mov patterns.
6829 Use code macros for the jump patterns.
6831 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6833 * Makefile.in (libbackend.o): Depend on version files;
6834 add custom generation command.
6836 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6839 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6840 sure that we have a REG before getting its REGNO.
6842 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6844 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6845 * builtins.def (BUILT_IN_STRNDUP): New.
6847 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6849 PR tree-optimization/20470
6850 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6853 2005-03-25 Mike Stump <mrs@apple.com>
6855 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6858 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6860 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6861 Use our own structure definitions.
6863 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6864 (fix_truncdfsi2): Allow registers or memory as destination.
6865 When TARGET_PPC_GFXOPT, generate simplified pattern.
6866 (fix_truncdfsi2_internal): Use define_insn_and_split.
6867 (fix_truncdfsi2_internal_gfxopt): New.
6868 (fctiwz): Don't confuse register allocation by giving it no choices.
6870 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6871 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6872 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6873 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6875 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6877 * dominance.c (free_dominance_info): Speed up by freeing et
6878 data structures without maintaining other nodes.
6879 * et-forest.c (et_free_tree_force): New.
6880 * et-forest.h: Add a prototype for et_free_tree_force.
6882 * tree.c (get_set_constructor_bits,
6883 get_set_constructor_bytes): Remove.
6884 * tree.h: Remove the corresponding prototypes.
6886 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6889 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6890 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6891 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6892 PRE_DEC, NEG and NOT.
6894 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6896 * fold-const.c: Convert uses of fold (build (...)) to
6899 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6901 PR rtl-optimization/20249
6902 * cse.c (insert_regs): Do not record equivalence of registers in
6905 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6907 * emit-rtl.c (reverse_comparison): Remove.
6908 * rtl.h: Remove the corresponding prototype.
6910 2005-03-24 James E Wilson <wilson@specifixinc.com>
6912 * doc/install.texi (--enable-altivec): Delete docs.
6914 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6916 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6917 SFmode and DFmode before reload when
6918 flag_unsafe_math_optimizations not enabled.
6920 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6922 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6924 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6925 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6927 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6929 * configure.ac (enable-checking): Add 'runtime' option.
6930 * doc/install.texi (enable-checking): Document 'runtime' checking.
6931 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6932 * config.in: Regenerated.
6933 * configure: Regenerated.
6935 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6937 * optabs.h (enum optab_index): Remove OTI_llrint.
6938 (llrint_optab): Remove macro.
6939 * optabs.c (init_optabs): Remove llrint_optab initialization.
6940 * genopinit.c (optabs): Remove llrint_optab implementation.
6941 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6944 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6946 PR rtl-optimization/20532
6947 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6948 overflow when adding coefficients for PLUS or MINUS.
6949 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6952 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6954 * langhooks.h (truthvalue_conversion): Remove.
6955 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6956 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6957 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6958 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6959 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6961 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6963 * params.def: Fix a typo.
6964 * config/mips/mips.c: Follow the spelling convensions.
6965 * doc/invoke.texi: Fix typos.
6967 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6969 Fix PR tree-optimization/20601
6971 * tree-ssa-pre.c (insert_aux): Add missing condition to
6974 2005-03-23 Ian Lance Taylor <ian@airs.com>
6976 * final.c (final_scan_insn): Don't remove no-op instructions.
6977 * reload1.c (reload): Remove simple no-op instructions even when
6980 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6982 PR tree-optimization/20501
6983 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6984 reporting that peeling for alignment is applied moved to...
6985 * (vect_analyze_data_refs_alignment): Here.
6987 2005-03-23 Ian Lance Taylor <ian@airs.com>
6989 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6991 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6993 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6994 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6996 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6998 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6999 imply that this is called once, independent of asms in code.
7000 Adjust to now being pased output and input lists. Mention helper
7001 function decl_overlaps_hard_reg_set_p.
7002 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7003 hook_tree_tree_identity and to take three trees, returning third.
7004 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7006 * stmt.c: include hard-reg-set.h before tree.h.
7007 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7008 (decl_conflicts_with_clobbers_p): Call
7009 decl_overlaps_hard_reg_set_p.
7010 (expand_asm_operands): Pass output and input lists in call to
7011 targetm.md_asm_clobbers.
7012 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7013 hook_tree_tree_tree_tree_3rd_identity.
7014 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7016 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7017 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7018 parameters, first two unused.
7019 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7020 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7021 in constraint letters and MOF is not mentioned as a asm-declared
7022 register in neither of the input and output lists.
7024 2005-03-23 DJ Delorie <dj@redhat.com>
7026 * optabs.c (expand_binop): Make sure the first subword's result
7029 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7031 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7032 Call c_common_truthvalue_conversion rather than
7033 lang_hooks.truthvalue_conversion.
7034 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7035 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7037 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7038 c_common_truthvalue_conversion.
7039 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7040 c_parser_conditional_expression, c_parser_binary_expression): Call
7041 c_objc_common_truthvalue_conversion.
7042 * c-typeck.c (build_unary_op): Call
7043 c_objc_common_truthvalue_conversion.
7044 (build_conditional_expr): Do not call
7045 lang_hooks.truthvalue_conversion.
7046 (build_binary_op): Call c_common_truthvalue_conversion.
7047 (c_objc_common_truthvalue_conversion): Moved from
7048 c-objc-common.c. Call default_function_array_conversion instead
7049 of default_conversion.
7051 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7053 * c-common.h (default_conversion): Remove.
7054 (perform_integral_promotions): Add.
7055 * c-tree.h (default_conversion): Add.
7056 * c-typeck.c (perform_integral_promotions): New, split out from
7058 * c-common.c (check_case_value): Use perform_integral_promotions,
7059 not default_conversion.
7060 (c_add_case_label): Don't continue processing case label after
7061 found to be pointer.
7063 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7065 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7066 the prefix list if we have already added a multilib directory
7068 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7071 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7073 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7075 * reload.h: Remove the prototype for indirect_symref_ok.
7077 * reload1.c (indirect_symref_ok): Make it global.
7078 * reload.h: Add a prototype for indirect_symref_ok.
7080 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7082 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7085 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7087 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7089 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7091 * c-opts.c (c_common_parse_file): Only start/end main source file
7092 if debug hooks says the writer wants it.
7093 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7095 (xcoff_debug_hooks): Ditto.
7096 * debug.c (do_nothing_hooks): Ditto.
7097 * debug.h (gcc_debug_hooks): Ditto.
7098 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7099 * sdbout.c (sdb_debug_hooks): Ditto.
7100 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7102 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7104 * doc/extend.texi: Deprecate C++ min/max operators.
7106 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7108 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7109 artificial original candidates.
7111 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7112 Jan Hubicka <jh@suse.cz>
7113 Steven Bosscher <stevenb@suse.de>
7115 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7116 call cost based on argument sizes.
7117 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7119 * params.def: (max-inline-inssn-single): Set to 450.
7120 (max-inline-insns-auto): Set to 90.
7121 (max-inline-insns-recursive): Set to 450
7122 (max-inline-insns-recursive-auto): Set to 450.
7123 (large-function-insns): Set to 2700.
7124 (inline-call-cost): New parameter.
7125 * tree-inline.c (estimate_move_cost): New function.
7126 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7127 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7129 * tree-inline.h (estimate_move_cost): Declare.
7130 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7131 (max-inline-insns-auto): Change default to 90.
7132 (max-inline-insns-recursive): Change default to 450
7133 (max-inline-insns-recursive-auto): Change default to 450.
7134 (large-function-insns): Change default to 2700.
7135 (inline-call-cost): Document new parameter.
7137 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7139 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7140 (TARGET_DEFAULT): Delete.
7141 * config/i860/i860.opt: New file.
7143 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7145 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7146 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7147 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7148 (frv_sched_lookahead): Delete.
7149 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7150 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7151 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7152 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7153 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7154 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7155 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7156 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7157 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7158 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7159 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7160 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7161 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7162 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7163 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7164 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7165 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7166 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7167 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7168 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7169 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7170 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7171 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7172 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7173 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7174 (frv_sched_lookahead): Delete.
7175 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7176 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7177 (frv_handle_option): New function. Move -mcpu= handling from...
7178 (frv_override_options): ...here. Remove handling of other
7180 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7181 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7182 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7183 and TARGET_NO_MULTI_CE.
7184 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7185 !TARGET_VLIW_BRANCH.
7186 * config/frv/frv.opt: New file.
7188 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7190 * fold-const.c (fold_ternary): Take decomposed arguments of
7192 (fold): Update a call to fold_ternary.
7194 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7195 * tree.h: Add corresponding prototypes.
7197 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7200 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7201 between jump table and its label.
7202 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7203 resp. ADDR_DIFF_VEC and the label preceeding it.
7204 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7205 is emitted in the right section.
7207 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7209 * fold-const.c (fold_unary, fold_binary): Update comments
7212 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7214 PR rtl-optimization/20527
7215 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7216 REG_INC note, test that the register also isn't mentioned in PRED
7219 2005-03-22 Ben Elliston <bje@au.ibm.com>
7221 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7224 2005-03-21 Mike Stump <mrs@apple.com>
7226 * varasm.c (default_assemble_visibility): Remove extra ().
7228 2005-03-21 Roger Sayle <roger@eyesopen.com>
7231 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7232 to determine whether a block can be duplicated, rather than test
7233 whether the block contains noncopyable insns ourselves.
7235 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7237 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7240 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7242 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7244 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7246 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7247 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7248 * config/fr30/fr30.opt: New file.
7250 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7252 Fix PR tree-optimization/20542
7254 * tree-flow-inline.h (overlap_subvar): Move to here.
7255 * tree-ssa-operands.c: From here.
7256 * tree-flow.h (overlap_subvar): Declare.
7257 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7258 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7259 for variables with subvars.
7261 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7264 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7265 * modulo-sched.c (const_iteration_count): Return on NULL
7267 (print_node_sched_params): Return on NULL dump_file.
7268 (generate_reg_moves): Handle reg-anti dependencies and disregard
7269 closing branch when generating register moves.
7270 (sms_schedule): Mark the SMSed block dirty.
7271 * passes.c (rest_of_handle_sms): Call update_life_info for all
7273 * testsuite/gcc.dg/20050321-1.c: New test.
7275 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7277 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7278 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7279 movqi_internal): Likewise.
7281 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7283 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7284 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7285 xtensa_b4const): Delete prototypes.
7286 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7287 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7288 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7289 xtensa_extra_constraint): New prototypes.
7290 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7291 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7292 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7293 move_operand, const_float_1_operand, fpmem_offset_operand,
7294 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7295 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7296 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7297 argument type to HOST_WIDE_INT.
7298 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7299 xtensa_mask_immediate): Likewise.
7300 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7301 Likewise. Also make these functions static.
7302 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7303 (xtensa_const_ok_for_letter_p): New.
7304 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7305 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7306 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7307 move_operand, const_float_1_operand, fpmem_offset_operand,
7308 branch_operator, ubranch_operator, boolean_operator): Move to
7310 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7311 (xtensa_mem_offset): Change return type to bool.
7312 (xtensa_extra_constraint): New.
7313 (gen_int_relational): Update type of const_range_p function pointer.
7314 Use xtensa_b4const_or_zero.
7315 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7316 xtensa_const_ok_for_letter_p. Update comments.
7317 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7318 (PREDICATE_CODES): Delete.
7319 * config/xtensa/xtensa.md: Include predicates.md.
7320 * config/xtensa/predicates.md: New file.
7322 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7324 * config/v850/v850-protos.h: Remove the prototypes for
7325 reg_or_int9_operand, reg_or_const_operand,
7326 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7327 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7328 movsi_source_operand, power_of_two_operand,
7329 not_power_of_two_operand, special_symbolref_operand,
7330 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7331 register_is_ok_for_epilogue.
7332 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7333 reg_or_int9_operand, reg_or_const_operand,
7334 call_address_operand, special_symbolref_operand,
7335 movsi_source_operand, power_of_two_operand,
7336 not_power_of_two_operand, register_is_ok_for_epilogue,
7337 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7338 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7340 * config/v850/v850.h (PREDICATE_CODES): Remove.
7341 * config/v850/v850.md: Include predicates.md.
7342 * config/v850/predicates.md: New.
7344 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7346 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7347 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7348 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7349 (itoolsdir, itoolsdatadir): Move definition above new first use.
7350 (install-itoolsdirs): New rule.
7351 (install-mkheaders): Depend on install-itoolsdirs, not
7352 install-include-dir.
7354 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7356 * tree-into-ssa.c: Remove obsolete comments.
7358 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7360 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7361 unrolling if -fpeel-loops is specified, too.
7362 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7363 Remove superfluous check for flag_unroll_loops.
7365 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7367 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7368 (lrint_optab, llrint_optab): Define corresponding macros.
7369 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7370 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7371 pattern and llrint_optab using llrintdi2 patterns.
7372 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7373 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7374 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7375 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7376 flag_unsafe_math_optimizations is set.
7378 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7380 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7381 simplify_logical, if_then_else_cond, known_cond,
7382 simplify_comparison): Adjust calls to reverse_comparison.
7383 Don't use combine_reversed_comparison_code).
7384 (combine_reversed_comparison_code): Remove.
7385 (reversed_comparison): Using reversed_comparison_code, move it...
7386 * jump.c (reversed_comparison): ... here.
7387 * rtl.h (reversed_comparison): Add prototype.
7389 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7391 * builtins.c (fold_builtin): Take decomposed arguments of
7393 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7394 * gimplify.c (gimplify_call_expr): Likewise.
7395 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7396 * tree.h: Update the prototype of fold_builtin.
7398 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7400 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7401 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7402 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7403 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7404 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7406 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7408 * builtins.c (fold_builtin_1): Take decomposed arguments of
7410 (fold_builtin): Update a call to fold_builtin_1.
7412 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7415 * gcov.c (output_lines): Only output function block summary when
7416 outputting branch information.
7417 * doc/gcov.texi: Document format of preamble and additional block
7420 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7422 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7423 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7424 the defaults false if BITS_PER_UNIT != 8.
7425 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7426 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7427 than BITS_PER_UNIT != 8.
7428 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7429 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7430 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7432 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7433 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7435 2005-03-20 Roger Sayle <roger@eyesopen.com>
7438 * fold-const.c (fold_binary): Fix type mismatch between
7439 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7440 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7441 for non-truth-valued expressions.
7443 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7444 and FUNCTION_DECL in the main switch.
7445 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7446 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7447 we also need to convert their operands to match.
7448 <TRUTH_NOT_EXPR>: Likewise.
7450 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7452 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7453 diagnostic without checking whether an lvalue.
7454 * c-common.h (lvalue_p): Remove.
7455 (enum lvalue_use): Update comment.
7456 (lvalue_or_else): Replace by lvalue_error.
7457 * c-typeck.c (lvalue_p): Make static.
7458 (lvalue_or_else): New. Call lvalue_error.
7460 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7462 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7463 (function_arg_advance): Use rs6000_parm_start.
7464 (function_arg, rs6000_arg_partial_bytes): Likewise.
7466 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7468 * c-common.c (check_case_value): Adjust comment about stripping
7470 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7471 * c-typeck.c (default_conversion, convert_arguments,
7472 build_modify_expr, convert_for_assignment, store_init_value,
7473 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7474 manually. Remove inaccurate comments.
7476 2005-03-20 Roger Sayle <roger@eyesopen.com>
7477 Joseph S. Myers <joseph@codesourcery.com>
7479 * varasm.c (do_assemble_alias): Restore comment describing function.
7480 Annotate the target parameter as potentially unused.
7482 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7485 * config/avr/avr.c (avr_output_function_prologue): Do not use
7486 current_function_name() in a label, use a local label instead.
7488 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7490 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7491 flag_finite_math_only, not flag_unsafe_math_optimizations.
7493 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7495 * builtins.c (fold_builtin_1): Update a call to
7496 targetm.fold_builtin.
7497 * hooks.c (hook_tree_tree_bool_null): Rename to
7498 hook_tree_tree_tree_bool_null. Take one more argument of type
7500 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7501 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7502 hook_tree_tree_tree_bool_null.
7503 * target.h (gcc_target): Update the prototype of fold_builtin.
7504 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7505 arguments of CALL_EXPR.
7506 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7509 2005-03-20 Jan Hubicka <jh@suse.cz>
7511 * cgraph.h (cgraph_node): Add prev_clone pointer.
7512 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7513 (cgraph_clone_node): Produce doubly linked chain.
7515 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7517 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7518 get_nonnull_operand, handle_sentinel_attribute,
7519 check_function_arguments_recurse): Do not strip NOPS from
7521 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7523 * c-format.c (get_constant): Likewise.
7524 * c-parser.c (c_parser_postfix_expression): Likewise.
7525 * c-typeck.c (set_init_index): Likewise.
7526 (convert_arguments): Don't check for NOP_EXPR containing integer
7529 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7531 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7532 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7533 Take decomposed arguments of CALL_EXPR.
7534 (fold_builtin_1): Update calls to the functions mentioned
7537 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7539 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7540 width to have integer type.
7541 (build_enumerator): Require enumerator value to have integer type.
7543 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7545 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7548 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7550 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7551 std=iso9899:199x): Correct descriptions.
7553 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7555 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7558 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7560 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7562 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7563 fold_builtin_memcpy.
7565 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7566 arguments of CALL_EXPR.
7567 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7568 fold_builtin_found, fold_builtin_1): Update calls to
7569 fold_trunc_transparent_mathfn.
7571 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7574 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7575 function pointers on targets that require function pointer
7577 (fold_sign_changed_comparison): Likewise.
7579 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7581 * combine.c (try_combine): When changing the mode of a hard reg, make
7582 sure that doing so is valid.
7584 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7586 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7587 (TARGET_HANDLE_OPTION): Override default.
7588 (avr_handle_option): New function.
7589 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7590 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7591 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7592 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7593 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7594 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7595 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7596 (TARGET_OPTIONS): Delete.
7597 * config/avr/avr.opt: New file.
7599 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7601 * config/m32r/m32r-protos.h: Remove the prototypes for
7602 call_address_operand, symbolic_operand, seth_add3_operand,
7603 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7604 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7605 two_insn_const_operand, move_src_operand,
7606 move_double_src_operand, move_dest_operand,
7607 eqne_comparison_operator, signed_comparison_operator,
7608 large_insn_p, conditional_move_operand, carry_compare_operand,
7609 m32r_block_immediate_operand, extend_operand,
7610 reg_or_eq_int16_operand, int8_operand, and
7611 reg_or_zero_operand.
7612 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7613 seth_add3_operand, int8_operand, cmp_int16_operand,
7614 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7615 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7616 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7617 move_double_src_operand, move_dest_operand,
7618 eqne_comparison_operator, signed_comparison_operator,
7619 extend_operand, small_insn_p, large_insn_p,
7620 conditional_move_operand, carry_compare_operand,
7621 m32r_block_immediate_operand): Move to predicates.md.
7622 (MAX_MOVE_BYTES): Move to m32r.h.
7623 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7624 * config/m32r/m32r.md: Include predicates.md.
7625 * config/m32r/predicates.md: New.
7627 2005-03-18 James E Wilson <wilson@specifixinc.com>
7630 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7633 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7635 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7636 call_address_operand, const_8bit_operand.
7637 * config/mn10300/mn10300.c (call_address_operand,
7638 const_8bit_operand, const_1f_operand): Move to predicates.md.
7639 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7640 * config/mn10300/mn10300.md: Include predicates.md.
7641 * config/mn10300/predicates.md: New.
7643 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7645 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7646 declarations in diagnostics and %E for identifiers, not %s.
7648 2005-03-18 Jan Hubicka <jh@suse.cz>
7649 Dale Johannesen <dalej@apple.com>
7651 * basic-block.h (scale_bbs_frequencies_int,
7652 scale_bbs_frequencies_gcov_type): Declare.
7653 * cfg.c (RDIV): New macro.
7654 (update_bb_frequency_for_threading): Fix.
7655 * basic-block.h (scale_bbs_frequencies_int,
7656 scale_bbs_frequencies_gcov_type): New.
7657 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7658 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7659 scale_bbs_frequencies_int.
7660 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7662 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7664 * config/m32r/m32r-protos.h: Remove the prototypes for
7665 call_address_operand, symbolic_operand, seth_add3_operand,
7666 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7667 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7668 two_insn_const_operand, move_src_operand,
7669 move_double_src_operand, move_dest_operand,
7670 eqne_comparison_operator, signed_comparison_operator,
7671 large_insn_p, conditional_move_operand, carry_compare_operand,
7672 m32r_block_immediate_operand, extend_operand,
7673 reg_or_eq_int16_operand, int8_operand, and
7674 reg_or_zero_operand.
7675 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7676 seth_add3_operand, int8_operand, cmp_int16_operand,
7677 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7678 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7679 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7680 move_double_src_operand, move_dest_operand,
7681 eqne_comparison_operator, signed_comparison_operator,
7682 extend_operand, small_insn_p, large_insn_p,
7683 conditional_move_operand, carry_compare_operand,
7684 m32r_block_immediate_operand): Move to predicates.md.
7685 (MAX_MOVE_BYTES): Move to m32r.h.
7686 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7687 * config/m32r/m32r.md: Include predicates.md.
7688 * config/m32r/predicates.md: New.
7690 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7692 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7693 symbolic_operand, symbolic_memory_operand,
7694 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7695 indexed_memory_operand, move_dest_operand, move_src_operand,
7696 prefetch_cc_operand, prefetch_nocc_operand,
7697 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7698 arith_operand, arith11_operand, pre_cint_operand,
7699 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7700 ireg_operand, int5_operand, uint5_operand, int11_operand,
7701 uint32_operand, arith5_operand, and_operand, ior_operand,
7702 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7703 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7704 shadd_operand, movb_comparison_operator,
7705 cmpib_comparison_operator): Move to predicates.md.
7706 (magic_milli, shadd_constant_p): Make it extern.
7707 * config/pa/pa.h (PREDICATE_CODES): Remove.
7708 * config/pa/pa.md: Include predicates.md.
7709 * config/pa/predicates.md: New.
7711 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7714 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7716 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7717 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7718 config/alpha/freebsd.h, config/alpha/linux.h,
7719 config/alpha/netbsd.h, config/alpha/osf5.h,
7720 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7721 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7722 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7723 doc/cppopts.texi: Update copyright.
7725 2005-03-18 Jan Hubicka <jh@suse.cz>
7728 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7730 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7733 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7735 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7738 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7740 * combine.c (gen_binary): Remove.
7741 (known_cond, simplify_shift_const, find_split_point,
7742 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7743 simplify_logical, expand_field_assignment, extract_left_shift,
7744 force_to_mode, if_then_else_cond, apply_distributive_law,
7745 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7746 simplify_comparison, reversed_comparison): Replace with
7747 simplify_gen_binary, simplify_gen_relational or
7748 distribute_and_simplify_rtx.
7749 (distribute_and_simplify_rtx): New function.
7751 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7752 Paolo Bonzini <gcc.gnu.org>
7754 * calls.c (setjmp_call_p, special_function_p): Update comments
7755 at the head of the functions.
7757 2005-03-18 Jan Hubicka <jh@suse.cz>
7759 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7761 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7762 function body should be released; do not proactively release function
7763 bodies in non-unit-at-a-time mode.
7765 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7767 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7768 mno-fp-ret-in-387 multilib variants.
7770 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7772 * common.opt (m): Remove.
7773 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7775 (common_handle_option): Remove OPT_m case.
7777 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7779 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7781 (fold_builtin_1): Update a call to fold_builtin_bitop.
7783 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7785 (fold_builtin_1): Update a call to fold_builtin_signbit.
7787 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7789 PR tree-optimization/20474
7790 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7791 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7793 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7795 * config/h8300/h8300-protos.h: Remove prototypes for
7796 general_operand_src, general_operand_dst, single_one_operand,
7797 single_zero_operand, call_insn_operand,
7798 two_insn_adds_subs_operand, small_call_insn_operand,
7799 jump_address_operand, bit_operand, bit_memory_operand,
7800 stack_pointer_operand, const_int_gt_2_operand,
7801 const_int_ge_8_operand, const_int_qi_operand,
7802 const_int_hi_operand, incdec_operand, bit_operator,
7803 nshift_operator, eqne_operator, gtle_operator,
7804 gtuleu_operator, iorxor_operator.
7805 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7806 h8300_ldm_stm_parallel.
7807 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7809 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7810 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7811 (h8300_ldm_stm_parallel): Make it extern.
7812 (h8300_ldm_parallel, h8300_stm_parallel,
7813 h8300_return_parallel, general_operand_src,
7814 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7815 nibble_operand, reg_or_nibble_operand, single_one_operand,
7816 single_zero_operand, call_insn_operand,
7817 two_insn_adds_subs_operand, small_call_insn_operand,
7818 jump_address_operand, bit_operand, bit_memory_operand,
7819 stack_pointer_operand, const_int_gt_2_operand,
7820 const_int_ge_8_operand, const_int_qi_operand,
7821 const_int_hi_operand, incdec_operand, eqne_operator,
7822 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7823 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7824 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7825 nshift_operator): Move to predicates.md.
7826 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7827 * config/h8300/h8300.md: Include predicates.md.
7828 * config/h8300/predicates.md: New.
7830 2005-03-17 Richard Henderson <rth@redhat.com>
7832 * config.gcc (ia64*-*-hpux*): Add extra_options.
7833 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7834 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7835 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7836 (ia64_tls_size_string, ia64_tune_string): Remove.
7837 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7838 (TARGET_DEFAULT_TARGET_FLAGS): New.
7839 (TARGET_HANDLE_OPTION): New.
7840 (ia64_override_options): Move options parsing ...
7841 (ia64_handle_option): ... here. New.
7842 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7843 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7844 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7845 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7846 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7847 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7848 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7849 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7850 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7851 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7852 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7853 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7854 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7855 TARGET_EARLY_STOP_BITS): Remove.
7856 (TARGET_ILP32): Default false.
7857 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7858 (enum ia64_inline_type): New.
7859 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7860 * config/ia64/ia64.md: Update for new definitions of
7861 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7862 * config/ia64/ia64.opt: New file.
7863 * config/ia64/ilp32.opt: New file.
7865 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7868 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7870 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7872 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7873 instead of MASK_H8300S.
7874 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7875 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7876 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7877 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7878 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7879 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7880 TARGET_SWITCHES): Remove.
7881 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7883 * config/h8300/h8300.opt: New.
7885 * config/alpha/alpha.opt, config/arc/arc.opt,
7886 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7889 2005-03-17 Ian Lance Taylor <ian@airs.com>
7893 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7895 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7896 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7897 (TARGET_HANDLE_OPTION): Override default.
7898 (arc_handle_option): New function.
7899 (arc_init): Remove code to set arch_cpu_string.
7900 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7901 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7902 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7903 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7904 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7905 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7906 (arc_rodata_string, TARGET_OPTIONS): Delete.
7907 * config/arc/arc.opt: New file.
7909 2005-03-17 Richard Henderson <rth@redhat.com>
7911 * doc/extend.texi (Weak Pragmas): New section.
7912 (attribute alias): Clarify that target must be in the same
7915 2005-03-17 Richard Henderson <rth@redhat.com>
7917 * config/alpha/alpha.opt: New file.
7918 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7920 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7921 alpha_fprm_string, alpha_fptm_string): Make static.
7922 (alpha_tls_size_string): Remove.
7923 (alpha_handle_option): New.
7924 (override_options): Update for alpha_cpu/alpha_tune split.
7925 (alpha_file_start): Likewise.
7926 (TARGET_DEFAULT_TARGET_FLAGS): New.
7927 (TARGET_HANDLE_OPTION): New.
7928 * config/alpha/alpha.h (alpha_tune): Declare.
7929 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7930 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7931 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7932 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7933 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7934 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7935 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7936 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7937 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7938 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7939 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7940 (TARGET_DEFAULT): Remove MASK_FP.
7941 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7942 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7943 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7944 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7945 alpha_tls_size_string): Remove.
7946 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7947 (attribute tune): Rename from attribute cpu.
7948 * config/alpha/ev4.md: Update to match.
7949 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7950 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7951 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7952 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7953 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7954 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7956 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7958 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7959 and return without creating new state if before_nops_num is nonzero.
7960 * config/ia64/ia64.md (first_insn): New attribute.
7961 (alloc): Set it to yes.
7963 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7965 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7966 STMT_VINFO_SUBVARS to NULL.
7967 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7969 2005-03-16 Dale Johannesen <dalej@apple.com>
7971 * rtlanal.c (find_first_parameter_load): Rewrite to
7972 return actual first param load or the call if none,
7973 instead of first in block, when not all loads exist.
7975 2005-03-16 Roger Sayle <roger@eyesopen.com>
7977 * optabs.c (expand_copysign_absneg): Make static.
7978 * optabs.h (expand_copysign_absneg): Delete prototype.
7979 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7981 2005-03-16 Richard Henderson <rth@redhat.com>
7984 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7985 (alias_pairs): Rename from output_defs.
7986 (find_decl_and_mark_needed): Split out from assemble_alias.
7987 (do_assemble_alias): New.
7988 (assemble_output_def): Remove.
7989 (finish_aliases_1, finish_aliases_2): New.
7990 (process_pending_assemble_output_defs): Remove.
7991 (assemble_alias): Defer aliases for which we don't yet have a
7992 non-external decl for the target symbol.
7993 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7994 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7995 * toplev.c (compile_file): Use finish_aliases_2 instead of
7996 process_pending_assemble_output_defs.
7997 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7998 (process_pending_assemble_output_defs): Remove.
8000 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8002 Fix PR tree-optimization/20489
8004 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8005 for empty structures.
8007 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8009 Fix PR tree-optimization/20490
8011 * tree-ssa-pre.c (create_expression_by_pieces): Use
8012 force_gimple_operand on result of fold.
8014 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8016 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8017 of closing parenthesis.
8019 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8021 * builtins.c (expand_movstr): Update a call to
8022 fold_builtin_strcpy.
8023 (expand_builtin_strncpy): Update a call to
8024 fold_builtin_strncpy.
8025 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8026 arguments of CALL_EXPR.
8027 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8028 fold_builtin_strncpy.
8029 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8030 * tree.h: Update the prototypes of fold_builtin_strcpy and
8031 fold_builtin_strncpy.
8033 2005-03-16 Steven Bosscher <stevenb@suse.de>
8034 Dorit Naishlos <dorit@il.ibm.com>
8036 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8037 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8040 2005-03-16 Steven Bosscher <stevenb@suse.de>
8042 * tree-inline.c (walk_type_fields, walk_tree,
8043 walk_tree_without_duplicates): Move from here...
8044 * tree.c: ...to here.
8046 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8048 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8049 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8050 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8051 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8052 (version): Define using $(BASEVER_c).
8053 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8055 (version.o): Depend on version files; add custom generation command.
8056 (prefix.o): Define BASEVER on command line.
8057 (s-iov): Depend on version files; adjust command.
8058 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8060 (gcc-vers.texi): New rule.
8061 (doc/%.info, doc/%.dvi): Add -I . to command line.
8062 (doc/gccinstall.dvi): Likewise.
8063 (PACKAGE): Delete. All uses replaced with "gcc".
8064 * aclocal.m4: Do not include gcc-version.m4.
8065 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8066 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8067 Set is_release based on contents of DEV-PHASE.
8068 Set gcc_version based on contents of BASE-VER.
8069 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8070 * config.in, configure: Regenerate.
8071 * gccbug.in: Determine version of GCC in use at runtime.
8072 * gcov-iov.c: Get version number and development phase from
8073 command line, not by including version.c.
8074 * intl.c: Replace all uses of PACKAGE with "gcc".
8075 * libada-mk.in: Delete unused "gcc_version" variable.
8076 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8077 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8078 commentary to match.
8079 (version_string): Put together from pieces.
8080 * config/alpha/x-vms: Do not use $(gcc_version).
8081 * config/i386/t-nwld: Likewise.
8082 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8083 version-GCC and DEVELOPMENT.
8085 2005-03-15 Roger Sayle <roger@eyesopen.com>
8087 PR tree-optimization/17454
8088 * tree.c (tree_size): Add case for TREE_BINFO.
8089 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8090 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8092 2005-03-15 Roger Sayle <roger@eyesopen.com>
8094 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8095 op1 whilst expanding the signed widenening multiply variant.
8097 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8099 * toplev.c (display_target_options): Avoid unused variable warning if
8100 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8101 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8102 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8103 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8104 (mips_isa_info): New variable.
8105 (mips_parse_cpu): Remove the first argument and leave the caller
8107 (TARGET_HANDLE_OPTION): Override default.
8108 (mips_handle_option): New function. Move option validation code from...
8109 (override_options): ...here. Update calls to mips_parse_cpu.
8110 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8111 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8112 (SUBTARGET_TARGET_OPTIONS): Delete.
8113 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8114 (mno-flush-func, mtune=): New options.
8116 2005-03-15 Roger Sayle <roger@eyesopen.com>
8117 Richard Henderson <rth@redhat.com>
8119 * real.c (c4x_single_format, c4x_extended_format): Provide values
8120 for signbit_ro for c4x's single and extended floating point formats.
8121 * optabs.c (expand_copysign): Use the floating point format's
8122 signbit_ro for expanding via expand_copysign_absneg, and it's
8123 signbit_rw field for expanding via expand_copysign_bit.
8125 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8127 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8128 known_alignment_for_access_p.
8129 (known_alignment_for_access_p): New.
8130 (do_peeling_for_alignment): Field made int instead of bool and renamed
8131 to peeling_for_alignment.
8132 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8133 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8134 functionality used to be in vect_analyze_operations.
8135 (vect_analyze_operations): Code to determine vectorization factor was
8136 moved to vect_determine_vectorization_factor.
8137 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8138 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8140 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8141 be part of vect_analyze_operations).
8142 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8143 creating the guard condition, as the number of iterations may be
8145 (slpeel_tree_peel_loop_to_edge): Use new name of
8146 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8147 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8148 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8149 (vect_do_peeling_for_alignment): Use fold.
8150 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8152 (vect_update_inits_of_dr): Renamed to
8153 vect_update_init_of_dr.
8154 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8155 (vectorizable_store): Fix assertion to use == instead of =.
8157 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8159 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8160 call_used_regs for wCG registers.
8162 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8164 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8165 for non-offsettable memory references to cope with outstanding reload
8166 replacements, take 2.
8168 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8171 * config/i386/i386.h (x86_fisttp): New.
8172 (TARGET_FISTTP): New macro.
8173 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8174 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8175 instruction when fisttp flag is set.
8176 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8178 * config/i386/i386.md (type attribute): Add fisttp.
8179 (unit attribute): Set to i387 for fisttp type.
8180 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8181 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8183 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8184 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8186 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8187 patterns for TARGET_FISTTP. Enable patterns for
8188 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8189 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8190 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8191 implement fisttp x87 insn.
8192 (fix_trunc*_i387_fisttp splitters): New patterns.
8193 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8194 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8195 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8197 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8198 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8199 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8200 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8201 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8202 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8203 Disable patterns for TARGET_FISTTP.
8204 (fix_trunc*_i387 splitters): Implement usign mode macros.
8205 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8206 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8207 (fix_trunx*_sse peephole2s): Implement using mode macros.
8209 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8211 PR rtl-optimization/20291
8212 * combine.c (try_combine): If splitting fails, re-try with
8213 original combined pattern, i.e. before clobber stripping.
8215 2005-03-14 Eric Christopher <echristo@redhat.com>
8217 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8218 STACK_GROWS_DOWNWARD.
8220 2005-03-14 Roger Sayle <roger@eyesopen.com>
8222 * real.h (struct real_format): Split the signbit field into two
8223 two fields, signbit_ro and signbit_rw.
8224 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8225 mips_double_format, ieee_extended_motorola_format,
8226 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8227 ieee_extended_intel_128_format, ibm_extended_format,
8228 mips_extended_format, ieee_quad_format, mips_quad_format,
8229 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8230 i370_double_format, c4x_single_format, c4x_extended_format,
8231 real_internal_format): Update initializers for new field.
8232 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8233 real_format structure.
8234 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8235 field of the real_format structure.
8237 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8239 Fix PR tree-optimization/20458
8241 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8242 DECL_EXTERNAL on STRUCT_FIELD tags.
8243 (clear_call_clobbered): Ditto.
8244 * tree-ssa-operands.c (note_addressable): Make sure the original
8245 variable doesn't slip into the addressable list if we have
8247 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8250 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8252 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8253 (-fwide-exec-charset): Likewise.
8254 (-finput-charset): Likewise.
8255 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8256 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8257 * c.opt (Wnormalized): New.
8259 2005-03-14 Devang Patel <dpatel@apple.com>
8261 * doc/invoke.texi: Add reference to Visibility document.
8263 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8265 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8266 MASK_SPLIT_ADDRESSES.
8267 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8268 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8269 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8270 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8271 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8272 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8273 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8274 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8275 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8276 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8277 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8278 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8279 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8280 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8281 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8282 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8283 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8284 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8285 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8286 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8287 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8288 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8289 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8290 (TARGET_EXPLICIT_RELOCS): Delete.
8291 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8292 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8293 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8294 (override_options): Set MASK_LONG64 if -mint64 is given and no
8295 -mlongXX option is. Complain about -mint64 -mlong32.
8296 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8297 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8298 * config/mips/mips.opt: New file.
8300 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8302 * config.gcc (extra_options): New variable for listing option files.
8303 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8304 * configure.ac (extra_opt_files): New AC_SUBST variable.
8305 (tm_file_list, tm_include_list): Include options.h first.
8306 * configure: Regenerate.
8307 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8308 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8309 (s-options-h): New rule.
8310 (options.h): Depend on it.
8311 (TEXI_GCCINT_FILES): Add options.texi.
8312 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8313 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8314 * target.h (gcc_target): Add default_target_flags and handle_option.
8315 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8316 (TARGET_HANDLE_OPTION): New macros.
8317 (TARGET_INITIALIZER): Include them.
8318 * opt-functions.awk (opt_args, nth_arg): New functions.
8319 (switch_flags): Handle the "Target" flag.
8321 (var_name): Use opt_args and nth_arg.
8322 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8323 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8324 macros for the "Mask" and "InverseMask" options.
8325 * opts.h (cl_var_cond): New enum.
8326 (cl_option): Replace the "has_set_value" and "set_value" fields with
8327 "var_cond" and "var_value".
8328 (CL_TARGET): New macro.
8329 (option_enabled, print_filtered_help): Declare.
8330 (decode_options): Move definition.
8331 * opts.c (handle_option): Search for the original option before
8332 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8333 var_cond and var_value fields. Use targetm.handle_option to handle
8335 (decode_options): Set target_flags to targetm.default_target_flags.
8336 (print_filtered_help): Make global. Handle CL_TARGET.
8337 (option_enabled): New function.
8338 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8339 (display_target_options, set_target_switch, print_switch_values)
8340 (default_pch_valid_p): Guard uses of target_switches with
8341 #ifdef TARGET_SWITCHES. Also...
8342 (display_target_options): Display the CL_TARGET entries in cl_options.
8343 (set_target_option): Don't complain about the "" option when
8344 TARGET_SWITCHES is undefined.
8345 (print_switch_values): Use option_enabled.
8346 (default_pch_valid_p): Check cl_options[] when looking for something
8347 that has changed the value of target_flags.
8348 * c.opt: Remove documentation from top of file.
8349 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8350 * doc/sourecebuild.texi: Refer to the new options documentation
8351 instead of c.opt. Document machine-specific .opt files.
8352 * doc/tm.texi (target_flags): Say that this variable is declared
8354 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8355 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8357 * doc/options.texi: New file.
8359 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8362 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8365 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8368 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8369 temporary variable of pointer type if an lvalues is required.
8370 (gimplify_modify_expr_rhs): Request an rvalue from it.
8371 (gimplify_expr): Pass fallback on.
8373 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8375 * cfgbuild.c: Update comments.
8377 2005-03-14 Roger Sayle <roger@eyesopen.com>
8379 PR rtl-optimization/17236
8380 * optabs.c (expand_doubleword_mult): New helper function split out
8381 from expand_binop. Permute the order in which instructions are
8382 emitted to minimize the number of simultaneously live registers.
8383 (expand_binop): Call expand_doubleword_mult to synthesize a double
8384 word multiplication.
8386 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8388 * basic-block.h: Update the prototypes of cached_make_edge and
8390 * cfg.c (cached_make_edge): Take edge_cache representing one
8391 row of the adjacency matrix of edges.
8392 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8393 (make_edges): Initialize edge_cache to represent one row of
8394 the adjacency matrix of edges.
8396 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8398 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8400 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8401 Remove unused removed_phis variable.
8402 (conditional_replacement): Use build1/build2.
8403 (abs_replacement): Use last_and_only_stmt and build1/build2.
8405 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8407 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8408 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8409 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8410 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8411 * c-common.c (handle_novops_attribute): New function.
8412 (c_common_attribute_table): Add "no vops" entry.
8413 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8414 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8415 * tree-ssa-operands.c (get_call_expr_operands): Do not
8416 create virtual operands for calls with ECF_NOVOPS flag.
8417 * tree.h (DECL_IS_NOVOPS): New macro.
8418 (struct tree_decl): Add novops_flag.
8419 (ECF_NOVOPS): New constant.
8421 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8424 * config/i386/i386.c (x86_use_himode_fiop): New.
8425 (x86_use_simode_fiop): Rename from x86_use_fiop.
8426 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8427 (TARGET_USE_HIMODE_FIOP): New.
8428 (x86_use_simode_fiop): Rename from x86_use_fiop.
8429 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8431 * config/i386/i386.md (X87MODEI12): New mode macro define.
8432 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8433 to implement x87 FP compare with HImode input operands.
8434 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8435 Use X87MODEI12 mode macro to handle HImode input operands.
8436 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8437 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8438 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8439 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8440 macro to implement x87 operators with HImode input operands.
8441 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8444 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8446 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8448 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8449 constants invariant.
8451 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8453 * basic-block.h (BB_VISITED): Removed.
8454 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8456 2005-03-14 Falk Hueffner <falk@debian.org>
8459 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8461 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8463 * ggc-zone.c: Fix comment typos.
8465 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8466 stringpool.c, config/mips/mips-protos.h: Update copyright.
8468 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8470 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8471 throughout with its typedef, "rtx".
8472 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8473 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8474 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8475 regs in comment to match code.
8477 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8479 * except.c (check_handled): Make it static.
8480 * except.h: Remove the corresponding prototype.
8482 * function.c (get_func_frame_size): Make it static.
8483 * function.h: Remove the corresponding type.
8485 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8487 * hard-reg-set.h: Remove the corresponding declarations.
8489 * tree-cfg.c (verify_stmts): Check that
8490 bb_for_stmt (stmt) == bb for every PHI node and statement.
8492 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8494 * config.gcc: Remove excess indentation.
8495 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8497 2005-03-13 Roger Sayle <roger@eyesopen.com>
8500 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8501 * fold-const.c (fold_sign_changed_comparison): Likewise.
8502 (fold_binary): Optimize comparisons against widened operands if
8503 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8505 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8507 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8508 (sparc_override_options): Initialize it.
8509 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8511 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8513 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8514 (reg_or_none500mem_operand): New predicate.
8515 (zero_reg_mem_operand): New predicate.
8516 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8517 to reg_or_none500mem_operand.
8518 (extendsfdf2_fpr): Add MEM alternative.
8519 (extenddftf2_internal): Change operand2 predicate to
8520 zero_reg_mem_operand.
8522 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8524 * ggc-zone.c: Rewritten.
8526 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8528 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8529 * config.in: Regenerated.
8530 * configure: Regenerated.
8531 * gengtype.c (write_types_process_field, write_func_for_structure):
8532 Pass new argument to gt_pch_note_object.
8533 * ggc-common.c (struct ptr_data): Add TYPE.
8534 (gt_pch_note_object): Take TYPE argument and save it.
8535 (call_count): Update call to ggc_pch_count_object.
8536 (call_alloc): Update call to ggc_pch_alloc_object.
8537 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8539 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8540 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8541 (ggc_alloc_zone_stat): Delete.
8542 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8543 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8544 (ggc_pch_alloc_object): Update prototypes.
8545 (garbage_zone): Delete.
8546 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8547 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8549 (tree_id_zone): New variable.
8550 (ggc_alloc_cleared_zone): Remove unused.
8551 (ggc_alloc_zone): Define.
8552 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8553 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8554 ggc_alloc_zone_stat.
8555 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8556 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8557 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8558 (make_node_stat): Likewise. Use tree_id_zone.
8560 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8561 Joseph S. Myers <joseph@codesourcery.com>
8563 * configure.ac: Check for MIPS TLS.
8564 * configure: Regenerated.
8565 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8566 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8567 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8568 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8569 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8570 (mips_classify_symbol, mips_symbolic_constant_p)
8571 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8572 (mips_tls_operand_p, mips_call_tls_get_addr)
8573 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8574 (mips_tls_symbol_ref_1): New functions.
8575 (mips_legitimize_address, mips_legitimize_const_move): Call
8576 mips_legitimize_tls_address.
8577 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8579 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8580 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8581 (mips_char_to_class): Document V1_REG.
8582 (HAVE_AS_TLS): Provide default.
8583 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8585 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8587 (tls_get_tp_<mode>): New instruction.
8589 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8591 * configure.ac: Update checks for target tools.
8592 * configure: Regenerated.
8594 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8596 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8598 2005-03-13 Roger Sayle <roger@eyesopen.com>
8600 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8601 more classes of DImode multiplication by constant. Allow both
8602 multiplication by small negative constants (by performing a
8603 multiplication by a positive constant and negating the result) and
8604 multiplications by large powers of two, by using a left shift.
8606 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8608 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8609 of basic blocks into work_stack.
8611 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8612 config/mips/vr.h: Update copyright.
8614 * c-decl.c (c_init_decl_processing): Remove useless calls to
8615 build_function_type.
8617 * builtins.c (fold_trunc_transparent_mathfn,
8618 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8619 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8620 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8621 fold_builtin_strcpy, fold_builtin_strncpy,
8622 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8625 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8628 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8629 variable determinant.
8631 * tree-cfg.c (group_case_labels): Remove local variable type.
8633 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8636 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8639 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8642 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8643 (*movmemqi_insn): Delete.
8644 (*movmemhi): Delete.
8646 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8648 * builtins.c (fold_builtin_classify): Take decomposed
8649 arguments of CALL_EXPR.
8650 (fold_builtin_1): Update a call to fold_builtin_classify.
8652 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8655 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8656 through into call to parser_xref_tag after parse error.
8657 (c_parser_struct_declaration): Consistently return NULL_TREE on
8660 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8662 * tree-flow-inline.h (ref_contains_array_ref): New function.
8663 (lookup_subvars_for_var): Ditto.
8664 (get_subvars_for_var): Ditto.
8665 (var_can_have_subvars): Ditto.
8667 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8668 (struct subvar): New type.
8670 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8672 * tree-optimize.c (init_tree_optimization_passes): Call
8673 pass_create_structure_vars.
8675 * tree-ssa-alias.c: Include vec.h.
8676 (init_alias_info): Don't auto-clear call clobbered on struct-field
8678 (compute_flow_insensitive_aliasing): Handle subvars.
8679 (group_aliases): Handle STRUCT_FIELD aliases.
8680 (setup_pointers_and_addressables): Ditto.
8681 Don't mark variables non-addressable if they still have
8682 addressable subvars.
8683 Also mark subvars addressable when the real variable is marked
8685 (add_pointed_to_var): Try to prune the pointed-to set by only
8686 pointing to subvars when possible.
8687 Otherwise, make sure we set addresses_needed and pt_vars to
8688 properly include subvars.
8689 (bitpos_of_field): New function.
8690 (push_fields_onto_fieldstack): Ditto.
8691 (get_or_create_used_part_for): Ditto.
8692 (create_overlap_variables_for): Ditto.
8693 (find_used_portions): Ditto.
8694 (create_structure_vars): Ditto.
8695 (pass_create_structure_vars): New structure.
8697 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8698 (get_expr_operands): Handle subvars. Also try to turn
8699 COMPONENT_REF accesses into must-defs now that we can accurately
8701 (note_addressable): Try to only mark as addressable those subvars
8702 we know a COMPONENT_REF touches.
8703 (overlap_subvar): New function.
8705 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8706 Handle subvar storing.
8707 (vect_address_analysis): Update caller of vect_object_analysis.
8709 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8711 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8712 (STMT_VINFO_SUBVARS): New macro.
8714 * common.opts: add flag_tree_salias.
8716 * opts.c (decode_options): flag_tree_salias defaults to on.
8718 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8720 * doc/tree-ssa.texi: Document structural alias analysis.
8722 2005-03-12 Steven Bosscher <stevenb@suse.de>
8724 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8725 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8726 * tree-ssa-operands.c (get_expr_operands): Likewise.
8727 (get_expr_operands): Likewise for ERROR_MARK.
8729 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8731 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8734 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8737 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8738 (mark_operand_necessary): Remove local variable ver.
8740 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8741 variable prefix_len.
8743 * value-prof.c (mod_subtract_transform): Remove local variable
8746 * builtins.c (fold_builtin_exponent): Take decomposed
8747 arguments of CALL_EXPR.
8748 (fold_builtin_1): Update a call to fold_builtin_exponent.
8750 * builtins.c (fold_builtin_logarithm): Take decomposed
8751 arguments of CALL_EXPR.
8752 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8754 * c-decl.c (c_init_decl_processing): Remove local variables
8755 ptr_ftype_void and ptr_ftype_ptr.
8757 * gimplify.c (gimplify_expr): Remove local variables r0 and
8760 * reg-stack.c (move_for_stack_reg): Remove local variable
8762 (compare_for_stack_reg): Remove local variable flags_user.
8763 (convert_regs_1): Remove local variable deleted.
8765 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8767 (combine_blocks): Remove local variables exits and new_e.
8769 * tree-inline.c (expand_call_inline): Remove local variable
8772 * tree-ssa-live.c (create_ssa_var_map,
8773 calculate_live_on_entry): Remove local variable snn.
8775 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8777 * c-lex.c (c_lex_with_flags): Add parameter to call to
8780 2005-03-11 Per Bothner <per@bothner.com>
8782 * c-tree.h (struct c_declarator): New id_loc field.
8783 * c-pragma.h (c_lex_with_flags): Take position reference.
8784 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8785 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8786 (c_lex): Pass dummy location to c_lex_with_flags.
8787 * c-parser.c (c_lex_one_token): Set c_token's location using
8788 c_lex_with_flags, instead of input_location, which might be "ahead".
8789 (c_parser_direct_declarator): Set declarator's id_loc from
8791 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8792 declarator's id_loc, rather than probably-imprecise input_location.
8793 (build_id_declarator): Initialize c_declarator's id_loc field.
8795 2005-03-11 Roger Sayle <roger@eyesopen.com>
8798 * builtins.c (expand_builtin_signbit): Force the signbit's word
8799 into an integer register to avoid SUBREGs of floating point modes.
8801 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8803 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8804 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8805 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8806 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8808 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8810 PR rtl-optimization/20306
8811 * expr.c (emit_move_complex): Set try_int false if mode is
8812 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8813 emit_block_move if try_int is true.
8815 2005-03-11 Richard Henderson <rth@redhat.com>
8818 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8819 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8822 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8824 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8825 (TARGET_FIX_VR4130): New macro.
8826 (TARGET_OPTIONS): Add -mfix-vr4130.
8827 (ISA_HAS_MACCHI): New macro.
8828 (ASM_SPEC): Add -mfix-vr4130.
8829 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8830 (override_options): Handle mips_fix_vr4130_string.
8831 (mips_avoid_hazards): Clear all_noreorder_p
8832 if we're working around VR4130 errata and the macc alternatives
8834 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8835 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8836 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8837 (MULTILIB_DEFAULTS): Remove leading "march=".
8838 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8839 if no architecture option is given.
8840 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8842 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8843 * doc/invoke.texi: Document -mfix-vr4130.
8845 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8847 * config/mips/mips.c (override_options): Only warn about -mint64
8848 deprecation if TARGET_INT64.
8850 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8852 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8853 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8854 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8855 are non-specific regarding the nonnull parameter positions.
8856 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8857 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8858 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8859 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8861 * builtins.def: Use the non-specific "nonnull" attibute lists.
8863 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8865 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8866 single_pred_edge, single_succ, single_pred): Improve comments.
8868 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8870 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8871 single_pred_edge, single_succ, single_pred): New inline functions.
8872 * bb-reorder.c (rotate_loop, find_traces_1_round,
8873 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8874 duplicate_computed_gotos): Use the single_succ/pred functions.
8875 * cfganal.c (forwarder_block_p): Ditto.
8876 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8877 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8878 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8879 merge_seq_blocks): Ditto.
8880 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8881 * cfglayout.c (fixup_reorder_chain): Ditto.
8882 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8883 canonicalize_loop_headers, verify_loop_structure): Ditto.
8884 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8885 mfb_update_loops, create_preheader, force_single_succ_latches,
8886 create_loop_notes): Ditto.
8887 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8888 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8889 commit_one_edge_insertion, purge_dead_edges,
8890 cfg_layout_can_merge_blocks_p): Ditto.
8891 * except.c (sjlj_emit_function_enter): Ditto.
8892 * flow.c (init_propagate_block_info): Ditto.
8893 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8894 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8895 insert_insn_end_bb): Ditto.
8896 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8897 find_if_case_2): Ditto.
8898 * lambda-code.c (perfect_nestify): Ditto.
8899 * lcm.c (optimize_mode_switching): Ditto.
8900 * loop-doloop.c (doloop_modify): Ditto.
8901 * loop-init.c (loop_optimizer_init): Ditto.
8902 * loop-iv.c (simplify_using_initial_values): Ditto.
8903 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8904 * loop-unswitch.c (unswitch_loop): Ditto.
8905 * modulo-sched.c (generate_prolog_epilog): Ditto.
8906 * predict.c (combine_predictions_for_insn, estimate_probability,
8907 tree_estimate_probability, last_basic_block_p,
8908 estimate_bb_frequencies): Ditto.
8909 * profile.c (branch_prob): Ditto.
8910 * regrename.c (copyprop_hardreg_forward): Ditto.
8911 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8912 * tracer.c (layout_superblocks): Ditto.
8913 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8914 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8915 cleanup_control_expr_graph, disband_implicit_edges,
8916 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8917 tree_verify_flow_info, tree_make_forwarder_block,
8918 tree_forwarder_block_p, remove_forwarder_block,
8919 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8920 * tree-if-conv.c (tree_if_conversion): Ditto.
8921 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8922 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8923 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8924 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8925 copy_loop_headers): Ditto.
8926 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8927 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8928 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8929 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8930 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8931 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8932 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8933 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8934 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8935 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8936 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8937 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8938 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8939 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8940 slpeel_add_loop_guard): Ditto.
8942 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8944 PR tree-optimization/15784
8945 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8948 * stmt.c (expand_case): Don't change index_type. Convert minval
8951 PR tree-optimization/20130
8952 * fold-const.c (fold): Fold x * -1 into -x.
8954 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8956 PR rtl-optimization/20331
8957 * rtlanal.c (modified_between_p): Check its address first for MEM.
8958 (modified_in_p): Likewise.
8960 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8962 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8964 2005-03-10 Steven Bosscher <stevenb@suse.de>
8966 * expr.c (expand_expr_real_1): If possible, use a conditional
8967 move for expanding MIN_EXPR and MAX_EXPR.
8968 Use temp for moving around rtx-en.
8970 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8973 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8976 2005-03-10 Roger Sayle <roger@eyesopen.com>
8978 * builtins.c (expand_builtin_signbit): Extend to handle floating
8979 point modes wider than the largest integer type, using the
8980 operand_subword_force function to obtain the signbit's word.
8982 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8985 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8986 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8988 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8990 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8992 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8994 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8996 (perform_edge_inserts): Unconditionally call
8997 free_dominator_info.
8999 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9001 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9003 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9005 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9007 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9009 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9011 (rtl_register_value_prof_hooks,
9012 tree_value_profile_transformations,
9013 tree_register_value_prof_hooks): Likewise.
9014 * var-tracking.c (stack_adjust_offset_pre_post,
9015 variable_htab_free, variable_union, dataflow_set_different_2,
9016 count_uses, variable_was_changed, set_frame_base_location,
9017 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9018 vt_add_function_parameters): Likewise.
9019 * varasm.c (named_section_real, named_section, make_decl_rtl,
9020 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9021 const_hash_1, compare_constant, copy_constant, force_const_mem,
9022 output_constant_pool_2, output_constant_pool_1, output_constant,
9023 output_constructor, make_decl_one_only, decl_tls_model,
9024 default_no_named_section, default_elf_select_section_1,
9025 default_unique_section_1): Likewise.
9026 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9027 * vmsdbgout.c (addr_const_to_string): Likewise.
9030 * function.c (struct assign_parm_data_one): Remove last_named
9032 (assign_parm_find_data_types): Don't determine last_named.
9033 Reorder named_parm determination.
9034 (assign_parms): Only setup varargs on the last non-varadic
9037 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9039 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9040 sda base address on medium model.
9042 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9044 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9045 * cfgloop.c (flow_loop_nodes_find): Export.
9046 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9048 * cfgloopmanip.c (fix_loop_structure): New function.
9049 * predict.c (predict_loops): Clean up the loops information.
9050 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9051 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9053 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9054 (rewrite_into_loop_closed_ssa): Declaration changed.
9055 * tree-loop-linear.c (linear_transform_loops): Add argument to
9056 rewrite_into_loop_closed_ssa call.
9057 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9058 * tree-ssa-loop-im.c (move_computations): Ditto.
9059 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9060 * tree-vectorizer.c (vectorize_loops): Ditto.
9061 * tree-optimize.c: Include cfgloop.h.
9062 (execute_todo): Choose whether to call cleanup_tree_cfg or
9063 cleanup_tree_cfg_loop.
9064 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9065 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9066 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9067 cleanup_tree_cfg_loop call.
9068 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9069 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9070 work on part of cfg.
9072 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9075 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9076 with multiple alternatives.
9078 * stmt.c (parse_output_constraint): Fix a typo.
9080 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9082 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9083 assembly directive instead of deprecated "no-generics".
9085 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9087 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9088 for non-offsettable memory references to cope with outstanding reload
9090 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9091 avoid losing outstanding address reloads.
9092 ("reload_outdi", "reload_outdf"): Likewise.
9094 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9096 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9097 code. Add more cbrt transformations.
9099 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9101 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9103 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9105 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9106 NULL_TREE when a given tree is not simplified.
9107 (fold): Return the original tree when any of the functions
9108 mentioned above NULL_TREE.
9110 * fold-const.c (fold_unary, fold_binary): Take decomposed
9111 arguments, code, type, op0, and op1 in case of fold_binary.
9112 (fold): Update calls to fold_unary and fold_binary.
9114 2005-03-09 Roger Sayle <roger@eyesopen.com>
9116 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9117 a fndecl and an arglist instead of a CALL_EXPR, exp.
9119 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9121 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9123 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9125 * expr.c (expand_assignment): Remove orig_to_rtx.
9127 * fold-const.c (int_const_binop): Remove no_overflow.
9129 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9131 * loop-iv.c (get_biv_step_1): Remove lhs.
9133 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9135 * real.c (real_nan): Remove neg.
9137 * function.c (thread_prologue_and_epilogue_insns): Remove i
9140 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9143 * tree-eh.c (tree_could_trap_p): Remove idx.
9145 * tree-into-ssa.c (ann): Remove ann.
9147 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9149 * tree-sra.c (decide_block_copy): Remove inst_count.
9151 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9153 * tree-ssa-loop-im.c (lhs): Remove.
9155 * cfgbuild.c (state, STATE, SET_STATE,
9156 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9158 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9159 (find_basic_blocks): Set the state of each basic block to
9162 2005-03-08 Jeff Law <law@redhat.com>
9164 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9165 goto results in the removal of edges in the CFG, then we need
9166 to recompute dominators.
9168 2005-03-09 Ben Elliston <bje@au.ibm.com>
9170 * c-common.c (c_do_switch_warnings): Comment fix.
9172 2005-03-08 Julian Brown <julian@codesourcery.com>
9174 * Patch from 2005-03-08 reverted for causing regressions and
9175 ppc-darwin bootstrap failure.
9177 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9179 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9180 Define the real function for ppc-darwin.
9181 * c-typeck.c (convert_arguments): Check for target-specific
9182 invalid argument call to unprototyped function.
9183 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9185 * target.h (invalid_arg_for_unprototyped_fn): New field
9187 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9188 default target hook.
9189 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9192 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9194 * c-typeck.c (constructor_stack, constructor_range_stack,
9195 initializer_stack): Make them static.
9197 * cfg.c (rbi_pool): Make it static.
9199 * gimple-low.c (lower_stmt_body): Make it static.
9200 * tree-flow.h: Remove the corresponding prototype. Don't
9203 * sched-deps.c (cache_size): Make it static.
9205 * stor-layout.c (lang_adjust_rli): Make it static.
9207 2005-03-08 Julian Brown <julian@codesourcery.com>
9209 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9210 from being used for symbols with vague linkage when
9211 HAVE_GAS_COMDAT_GROUP is true.
9213 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9215 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9216 nlabel == JUMP_LABEL (jump).
9218 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9220 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9221 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9222 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9223 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9225 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9228 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9229 * c-common.c (handle_returns_twice): New function.
9230 (c_common_attribute_table): Declare eturns_twice' attribute.
9231 * doc/extend.texi: Document eturns_twice' attribute.
9232 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9233 (struct tree_decl): Add returns_twice_flag.
9235 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9237 * tree-ssa-phiopt.c: Fix a comment typo.
9239 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9240 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9241 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9244 2005-03-08 Richard Henderson <rth@redhat.com>
9246 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9247 builtin codes with ctzdi2, clzdi2, popcountdi2.
9248 (struct alpha_builtin_def): Add is_const.
9249 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9250 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9251 (alpha_init_builtins): Init them. Set nothrow and const attributes
9253 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9254 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9255 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9256 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9257 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9258 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9259 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9260 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9261 (TARGET_FOLD_BUILTIN): New.
9262 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9263 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9265 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9267 2005-03-08 Ira Rosen <irar@il.ibm.com>
9269 PR tree-optimization/20122
9270 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9271 condition of access function instead of base.
9273 2005-03-07 Jeff Law <law@redhat.com>
9274 Steven Bosscher <stevenb@suse.de>
9276 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9277 (find_taken_edge): Call find_taken_edge_computed_goto as
9278 appropriate. Allow any gimple invariant rather than just
9279 INTEGER_CST for VAL.
9280 (cleanup_control_flow): Cleanup a computed goto which has turned
9282 (tree_merge_blocks): If block B has any forced labels, move
9283 them to the start of block A.
9284 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9285 computed gotos as well.
9286 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9287 removal of unnecessary computed gotos too.
9288 (lookup_redirection_data): Fix type of INSERT argument. Callers
9291 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9293 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9294 Remove trailing spaces.
9296 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9297 unshare_all_trees): Make them static.
9298 * tree-gimple.h: Remove the corresponding prototypes.
9300 * diagnostic.h: Remove unused prototype
9301 debug_output_buffer.
9302 * modulo-sched.c: Remove unused prototype
9303 set_row_column_for_ps.
9305 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9306 replace_phi_edge_with_variable): Remove unused variable i.
9308 2005-03-07 Per Bothner <per@bothner.com>
9310 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9312 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9315 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9316 bbs on the COND_EXPR instead of the PHI_NODEs.
9317 (candidate_bb_for_phi_optimization): Remove.
9318 (replace_phi_with_stmt): Rename to ...
9319 (replace_phi_edge_with_variable): this and change so that we
9320 replace the phi argument instead of removing the PHI.
9321 (conditional_replacement): Change so we deal with PHI with more
9323 (value_replacement): Likewise.
9324 (abs_replacement): Likewise.
9326 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9328 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9329 output_e500_flip_gt_bit.
9331 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9333 (rs6000_generate_compare): Fix logic to look at the correct bits.
9334 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9336 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9337 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9338 gen_move_from_CR_gt_bit.
9340 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9341 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9342 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9344 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9345 (E500_CR_IOR_COMPARE): New constant.
9347 2005-03-08 Earl Chew <earl_chew@agilent.com>
9348 David Billinghurst <David.Billinghurst@riotinto.com>
9350 * config/i386/host-cygwin.c: New file to support precompiled
9352 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9353 * config.host: Use above files for cygwin host.
9355 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9357 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9358 ordering ops from earlier change.
9360 2005-03-07 Per Bothner <per@bothner.com>
9362 Various fixes to allow us to again build if --enable-mapped-location:
9363 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9364 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9365 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9366 local variable loc. Change logic appropriately.
9367 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9368 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9369 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9370 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9371 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9373 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9375 PR rtl-optimization/19683
9376 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9377 number of bytes, to smallest_int_for_mode. Fix arguments to
9378 REG_CANNOT_CHANGE_MODE_P.
9380 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9382 * reorg.c (relax_delay_slots): Check that the jump is
9383 conditional before trying to invert it.
9385 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9387 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9390 * calls (stack_arg_under_construction): Make it static.
9392 * flow.c (regs_live_at_setjmp): Make it static.
9393 * flow.h: Remove the corresponding prototype.
9395 * reload1.c (reload_startobj, reload_firstobj,
9396 something_needs_operands_changed, reload_inherited,
9397 reload_inheritance_insn, reload_override_in,
9398 reload_spill_index): Make them static.
9400 * recog.c (verify_changes): Make it static.
9401 * recog.h: Remove the corresponding prototype.
9403 * cfgbuild.c (find_sub_basic_blocks): Remove.
9404 * basic-block.h: Remove the corresponding prototype.
9405 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9407 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9409 * tree-ssa-operands.c (check_build_stmt): Remove.
9411 * stor-layout.c (set_alignment): Remove.
9412 * tree.h: Remove the corresponding prototype.
9414 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9416 * tree-ssa-dce.c (control_dependence_map,
9417 visited_control_parents): Make them static.
9419 * cfghooks.c (verify_flow_info): Remove local variable
9422 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9425 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9427 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9429 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9431 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9433 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9434 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9435 PARALLEL for an empty structure.
9437 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9439 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9441 * fold-const.c (fold_binary): Unroll the very first "for"
9444 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9446 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9447 redundant match_code test.
9448 (scc_comparison_operator): Swap match_operand and match_code
9450 (branch_positive_comparison_operator): Same.
9451 (trap_comparison_operator): Use comparison_operator and swap with
9454 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9457 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9458 (out_movhi_r_mr): Read low byte of volatile MEM first.
9459 (out_movhi_mr_r): Write high byte of volatile MEM first.
9461 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9463 * cselib.c (reg_values, reg_values_size): Make them static.
9465 * cse.c (cse_reg_info_table): Make it static.
9467 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9469 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9471 * cse.c (find_best_addr): Use canon_for_address.
9473 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9475 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9476 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9477 SUBREG and MEM, respectively.
9479 * fold-const.c (fold_binary): Use code instead of t.
9481 * fold-const.c (optimize_minmax_comparison): Take decomposed
9482 arguments code, type, op0, and op1 instead of t.
9483 (fold_binary): Update a call to optimize_minmax_comparison.
9485 * fold-const.c (fold_range_test): Take decomposed arguments
9486 code, type, op0, and op1 instead of t.
9487 (fold_binary): Update a call to fold_range_test.
9489 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9490 decomposed arguments code, type, op0, and op1 instead of t.
9491 (fold_binary): Update a call to fold_range_test.
9493 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9495 * fold-const.c (fold_binary): Avoid directly using the original
9496 expression t as much as possible.
9498 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9500 * c-semantics.c (build_stmt): Use TYPE_P instead of
9501 IS_NON_TYPE_CODE_CLASS.
9502 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9503 (NON_TYPE_CHECK): Use TYPE_P instead of
9504 IS_NON_TYPE_CODE_CLASS.
9506 * fold-const.c (fold): Remove handling of binary expressions.
9508 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9510 * doc/c-tree.texi: Wrap comments in @r{}.
9511 * doc/cpp.texi: Likewise.
9512 * doc/cppinternals.texi: Likewise.
9513 * doc/extend.texi: Likewise.
9514 * doc/md.texi: Likewise.
9515 * doc/objc.texi: Likewise.
9516 * doc/sourcebuild.texi: Likewise.
9517 * doc/tm.texi: Likewise.
9520 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9522 * predict.c (apply_return_prediction): Standardize PHI chain
9524 * tree-ssa.c (ssa_redirect_edge): Likewise.
9526 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9527 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9530 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9531 * tree-flow.h: Adjust the prototype for remove_phi_node.
9532 * lambda-code.c (perfect_nestify): Adjust a call to
9535 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9536 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9538 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9539 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9540 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9541 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9543 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9544 of GEN_INT (trunc_int_for_mode (...)).
9545 * loop-iv.c (iv_number_of_iterations): Likewise.
9546 * postreload.c (reload_cse_move2add): Likewise.
9547 * simplify-rtx.c (simplify_const_unary_operation,
9548 simplify_const_binary_operation): Likewise.
9549 * stor-layout.c (get_mode_bounds): Likewise.
9551 * fold-const.c (fold_binary): New.
9552 (fold): Call fold_binary on binary expressions.
9554 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9556 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9557 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9558 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9559 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9560 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9562 2005-03-04 Devang Patel <dpatel@apple.com>
9564 PR tree-optimization/18815
9565 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9566 loops with zero exit edges.
9568 2005-03-04 Devang Patel <dpatel@apple.com>
9570 * doc/invoke.texi: Remove reference to webpage that does not exist.
9572 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9573 Joseph S. Myers <joseph@codesourcery.com>
9576 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9577 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9578 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9579 * pa.c (get_plabel): Change argument to symbol_ref. Call
9580 maybe_get_identifier instead of get_identifier.
9581 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9582 (struct deferred_plabel): Replace name field with symbol field.
9583 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9584 ASM_OUTPUT_EXTERNAL_REAL is defined.
9585 (output_global_address): Use output_addr_const for output of all
9587 (output_deferred_plabels): Use symbol_ref instead of name for address
9589 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9590 ASM_OUTPUT_SYMBOL_REF): New macros.
9591 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9593 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9596 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9598 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9599 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9601 2005-03-04 Jeff Law <law@redhat.com>
9603 * basic-block.h (rediscover_loops_after_threading): Declare.
9604 * tree-ssa-dom.c: Include cfgloop.h.
9605 (tree_ssa_dominator_optimize): Discover loops and some basic
9606 properties. Remove forwarder blocks recreated by loop header
9607 canonicalization. Also mark backedges in the CFG.
9608 * tree-ssa-threadupdate.c: Include cfgloop.h
9609 (rediscover_loops_after_threading): Define.
9610 (struct local_info): New field, JUMP_THREADED.
9611 (prune_undesirable_thread_requests): New function.
9612 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9613 then record that fact for the callers of redirct_edges.
9614 (thread_block): If BB has incoming backedges, then call
9615 prune_undesirable_thraed_requests. Note when we are
9616 going to have to rediscover loop information. Return a
9617 boolean indicating if any jumps were threaded.
9618 (thread_through_all_blocks): Bubble up boolean indicating
9619 if any jumps were threaded.
9620 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9621 (tree-ssa-threadupdate.o): Similarly.
9623 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9625 * fold-const.c (fold_ternary): Unroll the "for" loop to
9628 2005-03-04 Andrew Haley <aph@redhat.com>
9630 * unwind-dw2-fde-glibc.c (struct
9631 unw_eh_callback_data.check_cache): New field.
9632 (frame_hdr_cache): New.
9633 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9634 Cache frame header info.
9636 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9638 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9639 (print_c_condition): Declare.
9640 * read-rtl.c (ptr_loc): New structure.
9641 (ptr_locs, ptr_loc_obstack, joined_conditions)
9642 (joined_conditions_obstack): New variables.
9643 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9644 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9645 (join_c_conditions, print_c_condition): New functions.
9646 (apply_macro_to_string): Associate the new string with the same
9647 source location as the old one.
9648 (add_condition_to_string): Use join_c_conditions.
9649 (read_string): Use set_rtx_ptr_loc to record a filename and line
9650 number for the string.
9651 (read_rtx): Initialize the new variables above.
9652 * genattrtab.c (write_test_expr, write_attr_value): Use
9654 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9655 comment above the GCC_VERSION check.
9656 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9657 Inline the definition of MAYBE_EVAL.
9658 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9659 * genoutput.c (process_template): Likewise.
9660 * genpreds.c (write_predicate_subfunction): Likewise.
9661 (write_predicate_expr): Use print_c_condition.
9662 * genrecog.c (write_cond): Likewise.
9663 * gensupport.c (process_rtx): Use join_c_conditions to join the
9664 conditions of a define_insn_and_split. Record a source location
9665 for the string after the "&&".
9666 (alter_test_for_insn): Use join_c_conditions.
9668 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9671 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9672 PR tree-optimization/15784
9673 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9676 2005-03-04 Ben Elliston <bje@au.ibm.com>
9678 * gcc.c (option_map): Add --coverage.
9679 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9680 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9681 * config/darwin.h: Pass -lgcov for `coverage'.
9682 * doc/invoke.texi (Debugging Options): Document --coverage.
9684 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9686 * gcse.c (bypass_block): Use find_edge wherever possible.
9688 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9692 * c-opts.c (c_common_parse_file): Call start_source_file
9693 and end_source_file at the approriate times.
9695 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9696 the main file, it will be done for us now.
9698 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9700 * fold-const.c (fold_ternary): New.
9701 (fold): Call fold_ternary on ternary expressions. Remove
9702 handling of ternary expressions.
9704 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9706 PR tree-optimization/15784
9707 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9710 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9712 * config/rs6000/predicates.md (branch_comparison_operator):
9713 Convert from C block to conditional format.
9715 2005-03-03 Jan Hubicka <jh@suse.cz>
9717 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9718 and non-constant public variables.
9720 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9722 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9725 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9728 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9729 calls to release_ssa_name and release_phi_node.
9731 * fold-const.c (fold): Remove handling of unary expressions.
9733 * fold-const.c (fold_unary): Avoid directly using the original
9734 expression t as much as possible.
9736 2005-03-03 Roger Sayle <roger@eyesopen.com>
9737 Andrew Pinski <pinskia@physics.uc.edu>
9739 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9740 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9742 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9744 Describe special registers SRP and MOF as allocatable registers.
9745 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9746 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9747 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9748 TARGET_HAS_MUL_INSNS.
9749 (cris_print_operand) <case 'd'>: New case.
9750 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9751 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9753 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9754 (REG_ALLOC_ORDER): Update for MOF.
9755 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9757 (GENERAL_REGS): No longer a define of ALL_REGS.
9758 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9759 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9761 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9762 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9763 (SECONDARY_RELOAD_CLASS): Define.
9764 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9765 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9766 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9767 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9768 (REGISTER_MOVE_COST): Define.
9769 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9770 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9771 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9772 (CRIS_MOF_REGNUM): New define_constants.
9773 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9775 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9777 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9778 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9779 Adjust for MOF being properly described as a register.
9780 (indir_to_reg_split): Name this split. Conditionalize on the
9781 destination register being a general register.
9782 (movei): Conditionalize on on operands 0 and 1 having the same
9785 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9788 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9789 -mcpu to override any other explicitly given flags.
9791 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9793 * recog.c (verify_changes, confirm_change_group): New functions,
9794 broken out of apply_change_group.
9795 (apply_change_group): Use them.
9796 * recog.h (verify_change, confirm_change_group): Declare.
9797 * rtl.h (redirect_jump_2): Declare.
9798 * jump.c (redirect_exp, invert_exp): Delete.
9799 (invert_exp_1): Take second parameter. Return value. Changed caller.
9800 (redirect_jump_2): New function, broken out of redirect_jump.
9801 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9802 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9803 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9805 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9807 * varasm.c (named_section): Use xstrdup rather than doing it by
9810 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9812 2005-03-02 Devang Patel <dpatel@apple.com>
9814 Undo PR tree-optimization/18815 fix.
9816 2005-03-02 Devang Patel <dpatel@apple.com>
9818 PR tree-optimization/18815
9819 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9820 loops with zero exit edges.
9822 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9824 * cfg.c (connect_src, connect_dest, disconnect_src,
9825 disconnct_dest): New.
9826 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9827 redirect_edge_pred): Use the new functions.
9829 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9830 free_dominance_info only when needed.
9832 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9835 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9836 (reg_or_sub_cint64_operand): Same.
9838 2005-03-02 Jeff Law <law@redhat.com>
9840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9841 CFG_ALTERED in the main DOM iteration loop.
9843 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9846 * varasm.c (initializer_constant_valid_p): Allow conversions
9847 between OFFSET_TYPEs. Tidy.
9849 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9851 * config/cris/cris.md ("return"): Remove epilogue delay list
9854 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9856 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9858 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9860 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9862 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9863 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9864 config/m68k/m68k.c, config/mips/mips.h,
9865 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9866 doc/include/gcc-common.texi: Update copyright.
9868 PR middle-end/18029 and PR middle-end/18030
9869 * expr.c (optimize_bitfield_assignment_op): Add a special case
9870 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9872 * fold-const.c (fold_unary): New.
9873 (fold): Call fold_unary on unary expressions.
9875 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9877 * cgraph.h (struct cgraph_edge): Add prev_caller and
9879 (cgraph_node_remove_callees): Export.
9880 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9882 (cgraph_edge_remove_callee): New function.
9883 (cgraph_edge_remove_caller): Likewise.
9884 (cgraph_remove_edge): Use.
9885 (cgraph_redirect_edge_callee): Likewise.
9886 (cgraph_node_remove_callees): New function.
9887 (cgraph_node_remove_callers): Likewise.
9888 (cgraph_remove_node): Use.
9889 * tree-optimize.c (tree_rest_of_compilation): Use
9890 cgraph_node_remove_callees instead of manual loop.
9891 * cgraphunit.c (cgraph_finalize_function): Likewise.
9892 (cgraph_expand_function): Likewise.
9893 (cgraph_remove_unreachable_nodes): Likewise.
9895 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9898 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9900 * c-decl.c (undeclared_variable): Take location as argument.
9901 * c-typeck.c (build_external_ref): Likewise.
9902 * c-parser.c (c_parser_postfix_expression): Pass location of
9903 identifier to build_external_ref.
9905 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9907 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9908 CCEQ mode for branch_positive_comparison_operator test.
9909 * config/rs6000/predicates (branch_comparison_operator): Revert to
9911 (scc_comparison_operator): Same.
9912 (branch_positive_comparison_operator): Same.
9914 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9916 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9917 (cris_delay_slots_for_epilogue): Remove.
9918 (save_last): Move into cris_target_asm_function_epilogue.
9919 (cris_target_asm_function_epilogue): Remove tests for file being
9921 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9922 (cris_delay_slots_for_epilogue): Remove prototypes.
9923 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9924 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9926 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9928 * config/rs6000/predicates.md (branch_comparison_operator): Change
9929 to define_special_predicate.
9930 (scc_comparison_operator): Same.
9931 (branch_positive_comparison_operator): Same.
9933 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9935 * Makefile.in (tree-ssa-sink.o): New.
9936 (OBJS-common): Add tree-ssa-sink.o.
9937 * common.opt: Add -ftree-sink
9938 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9939 * timevar.def (TV_TREE_SINK): new timevar.
9940 * tree-flow.h (is_hidden_global_store): Prototype.
9941 * tree-optimize.c (init_tree_optimization_passes): Add
9943 * tree-pass.h (pass_sink_code): New.
9944 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9945 for non-obvious global store store to is_hidden_global_store, and
9946 call that new function.
9947 * tree-ssa-sink.c: New file.
9948 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9949 * doc/passes.texi: Document forward store motion.
9950 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9951 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9952 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9953 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9955 2005-03-01 Per Bothner <per@bothner.com>
9957 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9958 and we have a non-zero column-number, add it to the message.
9959 Also factor out the diagnostic_kind_text.
9961 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9963 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9964 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9965 flow_loop_scan): Removed.
9966 (flow_loop_dump): Do not dump removed fields.
9967 (flow_loop_free): Do not free removed fields.
9968 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9969 (loop_exit_edge_p): New function.
9970 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9971 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9972 num_exits, exits_doms.
9973 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9974 LOOP_EDGES, LOOP_ALL): Removed.
9975 (flow_loop_scan): Declaration removed.
9976 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9977 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9979 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9980 (if_convert): Call flow_loops_find and flow_loops_free
9981 when calling mark_loop_exit_edges.
9982 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9983 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9984 free_dominance_info calls.
9985 * loop-init.c (flow_loops_find): Ditto.
9986 * passes.c (rest_of_handle_branch_prob): Ditto.
9987 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9988 * loop-unroll.c (analyze_insns_in_loop): Do not use
9990 * predict.c (predict_loops): Do not call flow_loop_scan.
9991 Use get_loop_exit_edges.
9992 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9993 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9994 Do not use EDGE_LOOP_EXIT.
9995 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9996 to bb_with_exit_edge_p.
9997 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9998 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9999 to bb_with_exit_edge_p.
10000 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10002 * tree-loop-linear.c (linear_transform_loops): Do not call
10003 flow_loop_scan. Use loop->single_exit.
10004 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10005 (vect_analyze_loop_form): Do not call flow_loop_scan.
10006 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10008 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10010 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10011 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10012 slpeel_tree_duplicate_loop_to_edge_cfg,
10013 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10014 Use loop_preheader_edge and loop->single_exit. Do not call
10017 2005-03-01 Nick Clifton <nickc@redhat.com>
10019 * config/arm/arm.c (thumb_find_work_register): Check all of the
10020 argument registers to see if they are free, and a couple of
10021 special cases where the last argument register but can be proved
10022 to be available during the function's prologue.
10023 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10024 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10025 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10027 (thumb_compute_save_reg_mask): Likewise. Also use
10028 thumb_find_work_register() to ensure that there is agreement about
10029 which work register is going to be used in the prologue.
10030 (thumb_output_function_prologue): Use unsigned long as the type
10031 for the register bit-mask. Also delay pushing the link register if
10032 other high registers are going to be pushed.
10033 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10034 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10035 redundant prototypes.
10037 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10040 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10041 and after reload in REG+REG indexed addresses without REG_POINTER
10042 set in the base and not set in the index.
10044 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10046 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10047 Don't undefine here.
10048 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10049 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10050 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10051 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10052 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10054 * config.gcc (sh*-*-linux*): Use config/linux.h.
10056 2005-02-28 Dale Johannesen <dalej@apple.com>
10057 Stan Shebs <shebs@apple.com>
10059 Rewrite of 64-bit Darwin structure-by-value pass/return.
10060 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10061 intoffset, use_stack, named.
10062 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10063 (rs6000_darwin64_record_arg_advance_flush): New.
10064 (rs6000_darwin64_record_arg_advance_recurse): New.
10065 (rs6000_darwin64_record_arg_flush): New.
10066 (rs6000_darwin64_record_arg_recurse): New.
10067 (rs6000_darwin64_record_arg): New.
10068 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10069 (function_arg_boundary): Handle 128-bit aligned structs.
10070 (function_arg_advance): Rewrite darwin64 struct handling.
10071 (function_arg): Call rs6000_darwin64_record_arg.
10072 (function_arg_partial_nregs): Handle darwin64 structs.
10073 (rs6000_darwin64_function_value): Remove.
10074 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10076 2005-02-28 Roger Sayle <roger@eyesopen.com>
10078 PR tree-optimization/20216
10079 * tree-chrec.c (tree_fold_factorial): Delete.
10080 (tree_fold_binomial): Change argument list to take a return type
10081 and change the type of K to unsigned int. Rewrite to avoid explicit
10082 evaluation of factorials, and (recursively) calling fold to perform
10083 compile-time arithmetic. Return NULL on (internal) overflow.
10084 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10085 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10086 if any intermediate calculation overflows.
10087 (chrec_apply): Update call to chrec_evaluate.
10089 2005-02-28 James E Wilson <wilson@specifixinc.com>
10091 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10093 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10096 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10097 instead of NULL_TREE on error.
10099 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10101 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10102 (EASY_VECTOR_15_ADD_SELF): Remove.
10103 (num_insns_constant_wide): Not static.
10104 (validate_condition_mode): Not static.
10105 (toc_relative_expr_p): Not static.
10106 (legitimate_indirect_address_p): Not static.
10107 (macho_lo_sum_memory_operand): Not static.
10108 (invalid_e500_subreg): Not static.
10109 (easy_vector_same): Not static.
10110 (easy_vector_splat_const): Not static.
10111 (RS6000_SYMBOL_REF_TLS_P): Remove.
10112 (any_operand): Delete.
10113 (any_parallel_operand): Delete.
10114 (count_register_operand): Delete.
10115 (altivec_register_operand): Delete.
10116 (xer_operand): Delete.
10117 (s8bit_cint_operand): Delete.
10118 (short_cint_operand): Delete.
10119 (u_short_cint_operand): Delete.
10120 (non_short_cint_operand): Delete.
10121 (exact_log2_cint_operand): Delete.
10122 (gpc_reg_operand): Delete.
10123 (cc_reg_operand): Delete.
10124 (cc_reg_not_cr0_operand): Delete.
10125 (reg_or_short_operand): Delete.
10126 (reg_or_neg_short_operand): Delete.
10127 (reg_or_aligned_short_operand): Delete.
10128 (reg_or_u_short_operand): Delete.
10129 (reg_or_cint_operand): Delete.
10130 (reg_or_arith_cint_operand): Delete.
10131 (reg_or_add_cint64_operand): Delete.
10132 (reg_or_sub_cint64_operand): Delete.
10133 (reg_or_logical_cint_operand): Delete.
10134 (got_operand): Delete.
10135 (got_no_const_operand): Delete.
10136 (easy_fp_constant): Delete.
10137 (easy_vector_constant): Delete.
10138 (easy_vector_constant_add_self): Delete.
10139 (zero_constant): Delete.
10140 (zero_fp_constant): Delete.
10141 (volatile_mem_operand): Delete.
10142 (offsettable_mem_operand): Delete.
10143 (mem_or_easy_const_operand): Delete.
10144 (add_operand): Delete.
10145 (non_add_cint_operand): Delete.
10146 (logical_operand): Delete.
10147 (non_logical_cint_operand): Delete.
10148 (mask_operand): Delete.
10149 (mask_operand_wrap): Delete.
10150 (mask64_operand): Delete.
10151 (mask64_2_operand): Delete.
10152 (and64_operand): Delete.
10153 (and64_2_operand): Delete.
10154 (and_operand): Delete.
10155 (reg_or_mem_operand): Delete.
10156 (lwa_operand): Delete.
10157 (symbol_ref_operand): Delete.
10158 (call_operand): Delete.
10159 (current_file_function_operand): Delete.
10160 (input_operand): Delete.
10161 (rs6000_nonimmediate_operand): Delete.
10162 (rs6000_tls_symbol_ref): Delete.
10163 (save_world_operation): Delete.
10164 (restore_world_operation): Delete.
10165 (load_multiple_operation): Delete.
10166 (store_multiple_operation): Delete.
10167 (vrsave_operation): Delete.
10168 (mfcr_operation): Delete.
10169 (mtcrf_operation): Delete.
10170 (lmw_operation): Delete.
10171 (stmw_operation): Delete.
10172 (branch_comparison_operator): Delete.
10173 (branch_positive_comparison_operator): Delete.
10174 (scc_comparison_operator): Delete.
10175 (trap_comparison_operator): Delete.
10176 (boolean_operator): Delete.
10177 (boolean_or_operator): Delete.
10178 (min_max_operator): Delete.
10179 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10180 (EASY_VECTOR_15): Moved to here.
10181 (EASY_VECTOR_15_ADD_SELF): Move to here.
10182 (PREDICATE_CODES): Delete.
10183 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10184 Declare functions no longer static.
10185 * config/rs6000/predicates.md: New.
10186 * config/rs6000/rs6000.md: Include predicates.md
10188 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10190 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10191 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10193 * cfgrtl.c (need_fake_edge_p): Likewise.
10194 * combine.c (distribute_notes): Likewise.
10195 * emit-rtl.c (try_split): Likewise.
10196 * recog.c (peephole2_opimize): Likewise.
10197 * reg-notes.def (ALWAYS_RETURN): Remove.
10198 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10199 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10200 * tree.h (ECF_ALWAYS_RETURN): Remove.
10202 2005-02-28 Roger Sayle <roger@eyesopen.com>
10204 PR middle-end/19874
10205 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10206 between different machine modes is never a "useless" conversion.
10208 2005-02-28 Geert Bosch <bosch@gnat.com>
10211 * doc/contrib.texi: List contributors for Ada front end
10213 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10215 * simplify-rtx.c (simplify_unary_operation_1,
10216 simplify_const_unary_operation): New, extracted from...
10217 (simplify_unary_operation): ... this one.
10218 (simplify_binary_operation_1,
10219 simplify_const_binary_operation): New, extracted from...
10220 (simplify_binary_operation): ... this one.
10221 * rtl.h (simplify_const_unary_operation,
10222 simplify_const_binary_operation): Add prototypes.
10224 2005-02-28 Julian Brown <julian@codesourcery.com>
10226 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10227 building libjava and caused PR regression/20228.
10229 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10232 * Makefile.in (host_subdir): New.
10233 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10234 * configure: Regenerate.
10236 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10238 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10239 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10240 installation directory first.
10242 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10245 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10246 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10247 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10248 * config/cris/cris.md: Tweak comments referring to Q.
10249 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10250 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10251 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10252 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10253 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10254 Insert spaces in constraints to align alternatives vertically for
10256 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10259 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10261 PR rtl-optimization/17728
10262 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10263 operand 0 from general_operand to move_dest_operand.
10265 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10267 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10268 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10269 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10270 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10272 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10274 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10275 * configure: Regenerate.
10276 * libada-mk.in: Remove CC; rename
10277 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10279 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10282 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10283 for the lhs, also walk over the tree. Likewise for rhs.
10285 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10287 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10288 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10289 Do not propagate value of iv before increment over the increment.
10291 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10293 * c-parser.c: New file.
10294 * c-parse.in: Remove.
10295 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10297 (c-parser.o): Add dependencies.
10298 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10299 maintainer-clean, TAGS): Update.
10300 * c-config-lang.in (gtfiles): Update.
10301 * gengtype-lex.l: Don't handle "@@".
10302 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10303 objc_build_synchronized, objc_begin_try_stmt,
10304 objc_begin_catch_clause, objc_finish_catch_clause,
10305 objc_build_finally_clause, objc_finish_try_stmt): New.
10306 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10308 (c_parse_init): Update comment.
10309 * c-decl.c (c_init_decl_processing): Update comment.
10310 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10311 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10312 new c_declspecs members.
10314 2005-02-25 Julian Brown <julian@codesourcery.com>
10316 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10317 from being used for symbols with vague linkage when
10318 HAVE_GAS_COMDAT_GROUP is true.
10320 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10322 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10324 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10327 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10328 (LIBGCC2_HAS_DF_MODE): New.
10329 (LIBGCC2_HAS_XF_MODE): New.
10330 (LIBGCC2_HAS_TF_MODE): New.
10331 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10332 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10333 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10334 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10335 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10336 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10337 and add _fixtfdi, _fixunstfdi, _floatditf
10338 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10339 L_fixunstfdi, L_floatditf.
10340 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10341 (LIBGCC2_HAS_TF_MODE): Define.
10343 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10345 PR tree-optimization/20204
10346 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10347 REWRITE_THIS_STMT markers on PHI nodes.
10348 (rewrite_initialize_block): Likewise.
10350 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10352 * version.c (version_string): Update to 4.1.
10354 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10356 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10357 Clarify that the alternative way doesn't work in GNU C++.
10359 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10361 PR tree-optimization/19937
10362 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10363 to the type of the induction variable.
10365 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10367 PR rtl-optimization/20117
10368 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10369 the block including noncopyable insn.
10371 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10373 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10374 calls to find_reg_note.
10376 2005-02-24 Richard Henderson <rth@redhat.com>
10379 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10382 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10384 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10385 vector types if to use base reg for misaligned non-word ld/std.
10387 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10390 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10391 dwarf2 label manually and put it after, not before the prologue.
10393 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10396 * reload.c (operands_match_p): Only increment register number for
10397 SCALAR_INT_MODE_P modes in multiple hard registers.
10399 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10402 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10404 * ChangeLog.5: Fix log message typo(s).
10405 * ChangeLog.7: Likewise.
10406 * ChangeLog.tree-ssa: Likewise.
10407 * cfgexpand.c: Fix comment typo(s).
10408 * conflict.c: Likewise.
10409 * defaults.h: Likewise.
10410 * dwarf2out.c: Likewise.
10411 * gcse.c: Likewise.
10412 * ggc-page.c: Likewise.
10413 * tree-eh.c: Likewise.
10414 * tree-ssa-dom.c: Likewise.
10416 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10419 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10420 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10421 if SHARED is defined.
10424 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10425 allow splitting only if operands 0 and 3 don't overlap.
10427 2005-02-24 Richard Henderson <rth@redhat.com>
10429 PR middle-end/19953
10430 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10431 (fold_builtin_1): Call them.
10432 * fold-const.c (fold_complex_mult_parts): Split out from ...
10433 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10434 (fold_complex_div_parts, fold_complex_div): New.
10436 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10438 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10440 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10441 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10443 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10444 (print_node): Likewise.
10445 Print TYPE_SIZES_GIMPLIFIED.
10447 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10449 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10450 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10451 operands as commutative in constraints.
10453 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10455 * tree-into-ssa.c: Re-organize internal functions.
10457 2005-02-24 Richard Henderson <rth@redhat.com>
10459 PR middle-end/18902
10460 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10462 * common.opt (fcx-limited-range): New.
10463 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10464 * toplev.c (flag_complex_method): Initialize to 1.
10465 (process_options): Set flag_complex_method to 0 if
10466 flag_cx_limited_range.
10467 * doc/invoke.texi (-fcx-limited-range): New.
10469 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10471 * cse.c (delete_trivially_dead_insns): Speed up by using
10472 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10475 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10477 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10478 functions when -mid-shared-library is being used.
10480 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10482 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10483 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10484 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10485 * system.h: Poison LINK_LIBGCC_SPECIAL.
10487 2005-02-23 James E Wilson <wilson@specifixinc.com>
10489 * gengtype.c (note_insn_name): Make 1 element larger.
10491 2005-02-23 Roger Sayle <roger@eyesopen.com>
10494 PR rtl-optimization/20097
10495 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10496 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10498 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10500 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10501 * t-aix52 (SHLIB_INSTALL): Same.
10503 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10505 * genpreds.c: Update copyright.
10507 2005-02-23 Michael Beach <michaelb@ieee.org>
10510 * config/sparc/t-elf (startup files): Assemble with CPP.
10512 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10514 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10515 (write_predicate_expr): Likewise.
10517 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10519 PR tree-optimization/20100
10520 PR tree-optimization/20115
10521 * tree-optimize.c (init_tree_optimization_passes): Remove
10522 pass_maybe_create_global_var.
10523 * tree-pass.h (pass_maybe_create_global_var): Remove.
10524 * tree-ssa-alias.c (aliases_computed_p): Declare.
10525 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10526 (count_calls_and_maybe_create_global_var): Remove.
10527 (pass_maybe_create_global_var): Remove.
10528 (init_alias_info): Do not declare aliases_computed_p.
10529 (maybe_create_global_var): If the function contains no
10530 call-clobbered variables and a mix of pure/const and regular
10531 function calls, create .GLOBAL_VAR.
10532 Mark all call-clobbered variables for renaming.
10533 (merge_pointed_to_info): Update comment.
10534 (add_pointed_to_var): Likewise.
10535 (is_escape_site): Likewise.
10536 Accept struct alias_info * instead of size_t *.
10538 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10540 * tree-ssa-operands.c (get_call_expr_operands): If
10541 ALIASES_COMPUTED_P is false, do not add call-clobbering
10543 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10544 (delete_tree_ssa): Likewise.
10546 2005-02-22 James E Wilson <wilson@specifixinc.com>
10548 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10549 (do_compile): Do call it here.
10551 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10553 PR rtl-optimization/20017.
10554 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10555 rest_of_handle_cse2, rest_of_handle_gcse): Call
10556 delete_dead_jumptables immediately before calling cleanup_cfg.
10558 2005-02-22 Devang Patel <dpatel@apple.com>
10561 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10564 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10566 * config/rs6000/aix.h (WINT_TYPE): Define.
10568 2005-02-22 Stan Shebs <shebs@apple.com>
10570 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10571 natural alignment for 64-bit Darwin.
10572 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10574 * doc/invoke.texi: Document this.
10576 2005-02-22 DJ Delorie <dj@redhat.com>
10578 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10579 to make_[un]signed_type, not the mode itself.
10581 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10583 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10584 not available. Use tail calls wherever possible.
10585 (make_edge): Call unchecked_make_edge to create an edge.
10587 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10588 (coalesce_ssa_name): Don't check for
10589 SSANORM_USE_COALESCE_LIST.
10590 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10592 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10594 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10595 (rewrite_into_ssa): ... here.
10597 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10599 PR tree-optimization/19786
10600 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10601 tag to another's may-alias bitmap when adding to the other's list.
10603 2005-02-21 DJ Delorie <dj@redhat.com>
10605 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10606 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10607 registers in unsupported ways.
10608 * expmed.c (init_expmed): Likewise.
10610 2005-02-21 Stan Cox <scox@redhat.com>
10612 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10614 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10616 * tree-cfg.c (fold_cond_expr_cond): New.
10617 (make_edges): Call fold_cond_expr_cond.
10618 (find_taken_edge): Accept nothing but INTEGER_CST.
10619 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10621 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10623 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10624 that do not belong to any basic block.
10626 2005-02-21 Jeff Law <law@redhat.com>
10628 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10631 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10633 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10634 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10635 Adjust their definitions.
10636 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10637 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10639 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10640 genautomata.c, langhooks.c, langhooks.h, system.h,
10641 config/arm/lib1funcs.asm: Update copyright.
10643 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10645 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10647 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10650 * doc/install.texi: Document --with-gc.
10652 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10654 * simplify-rtx.c (simplify_unary_operation): Add a missing
10657 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10659 PR tree-optimization/18663
10660 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10661 if the type has variable bounds.
10663 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10665 * gcse.c: Remove an obsolete comment.
10667 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10669 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10671 * doc/extend.texi (Function Attributes) <Attribute const>: The
10672 attribute "pure" is below this text, not above.
10674 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10676 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10677 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10678 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10680 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10683 * langhooks.h (struct lang_hooks): Add to_target_charset.
10684 * langhooks.c (lhd_to_target_charset): New function.
10685 * langhooks-def.h: Declare lhd_to_target_charset.
10686 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10687 (LANG_HOOKS_INITIALIZER): Update.
10688 * c-common.c (c_common_to_target_charset): New function.
10689 * c-common.h: Declare it.
10690 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10691 c_common_to_target_charset.
10693 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10694 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10695 Delete definitions.
10696 * system.h: Poison them.
10697 * doc/tm.texi: Don't discuss them.
10698 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10699 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10700 (pp_c_char): Do not attempt to generate letter escapes for
10702 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10703 * config/mips/mips.c (mips_output_ascii): Likewise.
10705 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10707 PR tree-optimization/19951
10708 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10711 2005-02-19 Steven Bosscher <stevenb@suse.de>
10713 PR middle-end/19698
10714 * function.h (struct function): New field `max_loop_depth'.
10715 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10716 (flow_loops_find): Reset the max loop depth count before finding loops.
10717 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10718 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10719 (calculate_global_regs_live): Make sure the loop will terminate
10720 when the initial sets are not empty.
10722 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10724 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10726 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10728 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10731 * doc/invoke.texi: Remove documentation of %M spec.
10733 (init_spec): Remove %M suffix from -lgcc_s.
10734 (do_spec_1): Remove 'M' case.
10735 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10736 to put shared libraries in the multilib directory. Remove the
10737 shlib_so_soname substitution variable. Don't add a multilib encoding
10738 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10739 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10740 SHLIB_INSTALL as well as SHLIB_LINK.
10741 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10742 (SHLIB_NAME): Delete.
10743 (SHLIB_DIR): New macro.
10744 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10745 (SHLIB_INSTALL): Adjust accordingly.
10746 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10747 * config/t-slibgcc-sld: Likewise.
10748 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10749 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10750 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10752 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10753 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10754 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10755 Use @shlib_base_name@ instead of @shlib_so_name@.
10756 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10757 and @shlib_base_name@.so in @multilib_dir@.
10758 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10759 to the install path.
10760 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10761 (SHLIB_LINK): Remove previous workaround.
10762 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10763 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10764 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10766 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10767 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10768 (SHLIB_INSTALL): Adjust accordingly.
10769 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10770 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10771 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10772 config/t-slibgcc-elf-ver.
10774 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10775 Jakub Jelinek <jakub@redhat.com>
10777 PR tree-optimization/19828
10778 * tree-ssa-loop-im.c: Add a TODO comment.
10779 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10780 without side-effects.
10782 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10784 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10787 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10789 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10790 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10791 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10793 (ia64_reorg): Delete fixup_errata call.
10794 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10795 (TARGET_SWITCHES): Delete -mb-step entry.
10797 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10800 * c-typeck.c (composite_type): Handle quals in transparent unions.
10801 (type_lists_compatible_p): Likewise.
10803 2005-02-18 Stan Shebs <shebs@apple.com>
10805 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10806 expressions in the .literal8 section.
10808 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10810 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10812 2005-02-18 Roger Sayle <roger@eyesopen.com>
10814 * fold-const.c (constant_boolean_node): Always create values of the
10815 specified type, don't bother calling truthvalue_conversion.
10817 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10819 * except.c (output_function_exception_table): Call
10820 assemble_external_libcall (eh_personality_libfunc).
10822 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10825 * config/ia64/ia64.h (struct machine_function): Add state_num.
10826 * config/ia64/ia64.c (process_epilogue,
10827 process_for_unwind_directive): Use new unwind state numbers each
10828 time rather than state 1.
10830 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10833 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10834 before the "*llgt_didi" pattern.
10836 2005-02-18 Jason Merrill <jason@redhat.com>
10838 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10840 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10842 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10843 (div0): Use it in place of ARM_FUNC_ALIAS.
10844 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10846 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10848 PR middle-end/20030
10849 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10850 access, the lower bound of the array type if it exists.
10852 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10855 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10856 cases that are out-of-range for the index type.
10858 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10860 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10861 (estimate_case_costs): Don't call convert.
10862 * expmed.c (expand_shift): Likewise.
10863 (make_tree): Call fold_convert instead of convert.
10865 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10868 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10869 that ref to be marked MEM_READONLY_P doesn't have base that needs
10872 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10874 * genautomata.c (output_get_cpu_unit_code_func,
10875 output_cpu_unit_reservation_p): Don't generate old-style function
10878 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10881 PR tree-optimization/20009
10882 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10884 PR tree-optimization/18947
10885 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10886 inline, remove all nodes that are inlined into the extern inline
10889 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10891 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10892 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10893 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10894 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10897 2005-02-17 Roger Sayle <roger@eyesopen.com>
10899 PR tree-optimization/19917
10900 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10901 to be potentially trapping.
10903 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10905 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10907 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10909 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10910 tem becomes a local variable which is set to the value of the
10911 back end defined INITIAL_FRAME_ADDRESS macro.
10912 (expand_builtin_frame_address): Omit the base parameter to
10913 expand_builtin_return_addr.
10914 (expand_builtin_profile_func): Likewise.
10915 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10916 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10917 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10919 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10921 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10922 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10923 * config/frv/frv.c (frv_function_epilogue): Likewise.
10925 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10927 * lambda-code (perfect_nestify): Remove mark/unmark
10928 for rewriting hack.
10929 * tree-loop-linear.c (linear_transform_loops): Add
10930 rewrite_into_ssa call so that ssa is correct for
10931 rewriting into loop closed.
10933 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10935 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10936 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10938 * bt-load.c (btr_def_live_range, combine_btr_defs,
10939 migrate_btr_def, migrate_btr_defs): Likewise.
10940 * cfgcleanup.c (thread_jump): Likewise.
10941 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10942 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10943 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10944 df_rd_local_compute, df_reg_info_compute): Likewise.
10945 * dominance.c (init_dom_info, free_dom_info): Likewise.
10946 * flow.c (init_propagate_block_info,
10947 free_propagate_block_info): Likewise.
10948 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10949 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10950 modify_reg_pav): Likewise.
10951 * loop-invariant.c (find_defs, find_invariant_insn,
10952 find_invariants, free_inv_motion_data): Likewise.
10953 * predict.c (tree_predict_by_opcode,
10954 estimate_bb_frequencies): Likewise.
10955 * stmt.c (expand_case): Likewise.
10956 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10957 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10958 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10959 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10960 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10961 rewrite_ssa_into_ssa): Likewise.
10962 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10963 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10964 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10965 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10966 * tree-sra.c (tree_sra): Likewise.
10967 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10968 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10969 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10970 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10971 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10972 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10974 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10975 calculate_live_on_entry, calculate_live_on_exit,
10976 build_tree_conflict_graph): Likewise.
10977 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10978 record_important_candidates, set_use_iv_cost, find_depends,
10979 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10980 tree_ssa_iv_optimize_finalize): Likewise.
10981 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10982 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10983 tree_duplicate_loop_to_header_edge): Likewise.
10984 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10985 * tree-ssa.c (verify_flow_insensitive_alias_info,
10986 verify_name_tags, verify_ssa, init_tree_ssa,
10987 delete_tree_ssa): Likewise.
10988 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10989 fini_ssanames): Likewise.
10990 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10992 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10994 * config/rs6000/t-rtems: Completely reworked.
10996 2005-02-17 Ira Rosen <irar@il.ibm.com>
10998 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11000 2005-02-17 Ira Rosen <irar@il.ibm.com>
11002 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11003 POINTER_TYPE_P when checking that type is a pointer.
11004 (vect_get_memtag): Remove.
11005 (vect_address_analysis): Use POINTER_TYPE_P. Call
11006 vect_object_analysis with dummy parameter for memtag.
11007 (vect_object_analysis): Extract memtag (functionality that
11008 used to be in vect_get_memtag and moved here). Fix printings.
11009 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11010 with correct parameters. Remove call to vect_get_memtag.
11012 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11014 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11015 (tree-vectorizer.o): Added missing dependencies.
11017 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11019 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11020 declaration in tree-vectorizer.c, now has an extern declaration in
11021 tree-vectorizer.h).
11022 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11023 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11024 get_vectype_for_scalar_type, vect_is_simple_use,
11025 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11026 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11027 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11028 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11029 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11030 find_loop_location): Likewise.
11032 * tree-vectorizer.c (langhooks.h): #include removed.
11033 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11034 moved to tree-vectorized.h.
11035 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11036 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11037 get_vectype_for_scalar_type, vect_is_simple_use,
11038 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11039 vect_supportable_dr_alignment, new_loop_vec_info,
11040 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11041 vect_set_verbosity_level, find_loop_location): Likewise.
11043 (vect_analyze_loop): Function externalized. Declaration moved to
11044 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11045 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11046 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11047 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11048 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11049 vect_enhance_data_refs_alignment, vect_analyze_operations,
11050 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11051 vect_stmt_relevant_p, vect_get_loop_niters,
11052 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11053 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11054 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11055 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11056 vect_get_memtag): Likewise.
11058 (vectorizable_load): Function externalized. Declaration moved to
11059 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11060 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11061 vect_transform_loop): Likewise.
11062 (vect_transform_stmt): Moved to tree-vect-transform.c.
11063 (vect_align_data_ref, vect_create_destination_var,
11064 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11065 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11066 vect_get_vec_def_for_operand, vect_init_vector,
11067 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11068 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11069 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11070 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11071 vect_do_peeling_for_loop_bound): Likewise.
11073 * tree-vect-analyze.c: New file.
11074 * tree-vect-transform.c: New file.
11076 2005-02-17 Jason Merrill <jason@redhat.com>
11078 PR mudflap/19319, c++/19317
11079 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11082 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11084 * doc/install.texi (Specific): Update link for Darwin-specific
11087 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11089 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11090 constant_boolean_node.
11092 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11095 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11096 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11098 2005-02-16 Richard Henderson <rth@redhat.com>
11101 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11103 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11104 replace uses with Wtype_MAXp1_F.
11105 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11106 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11107 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11108 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11109 and HAVE_TFMODE as appropriate.
11110 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11111 (__floatdisf): Likewise.
11112 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11113 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11114 (Wtype_MAXp1_F): New.
11115 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11116 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11118 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11121 * arm.c (arm_apply_result_size): New function.
11122 * arm.h (APPLY_RESULT_SIZE): Define.
11123 * arm-protos.h (arm_apply_result_size): Add prototype.
11124 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11125 (movxf): New expand.
11126 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11127 (call_value_symbol): Remove predicate for operand 0.
11128 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11129 (untyped_call): Rework to correclty return values for any type.
11130 (untyped_return): New expand.
11131 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11133 2005-02-16 Stan Shebs <shebs@apple.com>
11135 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11136 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11138 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11140 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11141 configure settings on Solaris 7 and later.
11143 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11145 PR tree-optimization/19865
11146 * tree-optimize.c (init_tree_optimization_passes): Run
11147 pass_may_alias after pass_sra.
11149 2005-02-16 Richard Henderson <rth@redhat.com>
11150 Stuart Hastings <stuart@apple.com>
11153 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11154 Do nothing if debug info suppressed for this function.
11155 (dbxout_begin_function): Early exit if debug info suppressed for
11158 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11161 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11163 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11165 PR tree-optimization/19967
11166 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11167 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11168 argument TYPE. Adjust calls to fold_builtin_XXX.
11169 (expand_builtin, fold_builtin_1): Adjust calls to
11170 expand_builtin_XXX.
11171 (fold_builtin_strchr, fold_builtin_strpbrk,
11172 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11173 result to a requested type TYPE.
11175 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11177 PR middle-end/19857
11178 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11179 (T)x & (T)cst if (T)cst overflows.
11180 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11181 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11183 2005-02-15 Jeff Law <law@redhat.com>
11185 * gcse.c (blocks_with_calls): New bitmap.
11186 (alloc_gcse_mem): Allocate it.
11187 (free_gcse_mem): Free it.
11188 (clear_modifY_mem_tables): Clear it.
11189 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11190 when we encounter CALL_INSNs.
11191 (compute_transp, case MEM): Handle blocks with calls separate
11192 from blocks without calls. Use bitmap iterators rather than
11195 2005-02-15 Peter O'Gorman <peter@pogma.com>
11198 * mklibgcc.in (vis_hide): Use a temporary object file, not
11201 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11204 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11205 access optimization.
11207 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11208 Alan Modra <amodra@bigpond.net.au>
11211 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11212 (_xlqsub): Rename to __gcc_qsub.
11213 (_xlqmul): Rename to __gcc_qmul.
11214 (_xlqdiv): Rename to __gcc_qdiv.
11215 Provide versioned symbol aliases with old names.
11216 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11217 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11218 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11219 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11220 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11222 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11224 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11225 Fold ~(A - 1) and ~(A + -1) to -A.
11227 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11231 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11232 config/pa/pa-host.c:pa_gt_pch_use_address.
11234 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11236 * tree-vn.c (get_value_handle): Make sure that given an
11237 is_gimple_min_invariant expression, we always return it.
11239 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11241 * passes.c (rest_of_handle_gcse): Fix a comment.
11243 2005-02-15 Jeff Law <law@redhat.com>
11245 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11247 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11248 (canon_list_insert, record_last_mem_set_info): Similarly.
11249 (clear_modify_mem_tables): Similarly.
11251 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11253 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11254 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11255 config/mips/mips.md, config/rs6000/aix.h,
11256 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11258 2005-02-15 Richard Henderson <rth@redhat.com>
11260 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11261 call to be best_edge.
11263 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11265 * basic-block.h: Adjust the prototype for find_basic_blocks.
11266 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11267 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11270 * flow.c (recompute_reg_usage): Remove all arguments.
11271 * passes.c (rest_of_compilation): Adjust the call to
11272 recompute_reg_usage.
11273 * rtl.h: Adjust the prototype for recompute_reg_usage.
11275 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11277 * tree-dump.c (dump_files): Update to reflect new member
11279 (dump_register): Add new argument.
11281 (dump_switch_p_1): Check against glob name if doglob was passed.
11282 (dump_switch_p): Check against regular first, then glob if
11283 we didn't have any hits on the dump name.
11284 * tree-optimize.c (register_one_dump_file):
11285 Pass in glob name as well.
11286 * tree-pass.h (struct dump_file_info): Add glob
11289 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11291 PR preprocessor/16323
11292 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11294 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11297 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11298 (trunctfdf2_internal1): New.
11299 (trunctfdf2_internal2): Renamed from trunctfdf2.
11301 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11303 PR tree-optimization/19853
11304 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11306 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11308 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11309 delete_dead_jumptables and cleanup_cfg.
11311 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11313 * reload.c (find_reloads): Swap address_reloaded flags when
11314 swapping commutative operands.
11316 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11318 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11319 Use standard_iv_increment_position for computing the bsi position
11321 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11324 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11327 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11328 life range of hard registers.
11329 * value-prof.c (insn_prefetch_values_to_profile): Only
11332 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11333 profile in libcalls.
11335 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11337 * bitmap.h (bitmap_and_compl_into): Return bool.
11338 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11340 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11342 PR tree-optimization/19944
11343 * fold-const.c (fold): Re-add ABS_EXPR folding.
11345 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11348 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11349 {TARGET,MASK}_XL_COMPAT.
11350 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11352 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11353 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11355 (rs6000_arg_partial_bytes): Same.
11356 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11357 and XL compatibility enabled.
11358 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11359 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11360 test to final condition.
11361 (cmptf_internal2): New.
11362 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11363 xl-compat. Add TFmode information to description.
11365 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11367 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11369 2005-02-13 Jason Merrill <jason@redhat.com>
11372 * fold-const.c (fold_indirect_ref_1): Split out from...
11373 (build_fold_indirect_ref): Here.
11374 (fold_indirect_ref): New fn.
11375 * tree.h: Declare it.
11376 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11377 (gimplify_modify_expr_rhs): Likewise.
11378 (gimplify_expr): Likewise.
11380 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11382 PR tree-optimization/14303
11383 PR tree-optimization/15784
11384 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11385 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11386 ABS_EXPR<x> != 0 to x != 0.
11388 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11390 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11391 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11392 spelling conventions.
11394 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11395 delete_trivially_dead_insns too many times.
11397 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11400 2005-02-12 Ira Rosen <irar@il.ibm.com>
11402 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11403 (vect_is_simple_iv_evolution): Remove redundant parameter
11405 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11406 without last parameter.
11407 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11408 Return pointer step. Call vect_is_simple_iv_evolution without
11409 last parameter. Check only that the step is multiple of size
11410 type. Remove stmt_vinfo updates.
11411 (vect_get_memtag_and_dr): Remove.
11412 (vect_get_memtag): New function.
11413 (vect_address_analysis): New function.
11414 (vect_object_analysis): New function.
11415 (vect_analyze_data_refs): Call vect_object_analysis and
11416 vect_get_memtag. Update stmt_vinfo fields.
11418 2005-02-12 Ira Rosen <irar@il.ibm.com>
11420 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11421 exist and are objects. Remove checks for pointer.
11422 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11423 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11424 (vect_create_data_ref_ptr): Likewise.
11425 (vect_base_addr_differ_p): New function.
11426 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11427 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11428 Don't set the DR_BASE_NAME field of data-ref.
11429 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11431 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11433 * optabs.h (enum optab_index): Add new OTI_ldexp.
11434 (ldexp_optab): Define corresponding macro.
11435 * optabs.c (init_optabs): Initialize ldexp_optab.
11436 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11438 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11440 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11441 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11443 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11444 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11447 2005-02-12 Ira Rosen <irar@il.ibm.com>
11449 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11451 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11453 (vect_get_base_and_offset): Always return an address.
11454 (vect_create_addr_base_for_vector_ref): Remove treatment for
11455 different data reference types.
11456 (vect_compute_data_ref_alignment): Rename base to base_address in
11457 stmt_vec_info. Get the object in order to force its alignment.
11458 (vect_get_memtag_and_dr): Rename base to base_address in
11459 stmt_vec_info. Extract the object for memtag analysis.
11461 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11463 PR regression/19898.
11464 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11465 changes cc_status, use apply modified_in_p to part of cc_status
11466 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11469 2005-02-11 Richard Henderson <rth@redhat.com>
11471 * tree-complex.c (expand_complex_libcall): New.
11472 (expand_complex_multiplication): Use it for c99 compliance.
11473 (expand_complex_division): Likewise.
11474 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11476 * builtins.c (built_in_names): Remove const.
11477 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11479 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11480 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11481 (built_in_names): Remove const.
11482 * c-common.c (c_common_type_for_mode): Handle complex modes.
11483 * flags.h, toplev.c (flag_complex_method): Rename from
11484 flag_complex_divide_method.
11485 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11486 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11487 * libgcc2.h: Declare them.
11488 * libgcc-std.ver: Export them.
11489 * mklibgcc.in (lib2funcs): Build them.
11491 2005-02-11 Steven Bosscher <stevenb@suse.de>
11493 PR tree-optimization/19876
11494 Partially revert my change from 2005-01-14
11495 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11496 (compute_antic): ...and remove the loop here.
11498 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11500 PR middle-end/19858
11501 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11502 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11504 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11505 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11507 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11509 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11510 offsets for the big-endian 32-bit case.
11512 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11514 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11516 2005-02-11 Dale Johannesen <dalej@apple.com>
11518 * cselib.c (cselib_process_insn): Clear out regs where
11519 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11520 * reload.c (find_equiv_reg): Ditto.
11522 2005-02-11 Ian Lance Taylor <ian@airs.com>
11524 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11527 * tree.c (build_function_type_list): Work correctly if there are
11530 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11532 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11533 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11534 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11535 TARGET_ZARCH instead of TARGET_64BIT.
11537 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11539 * config/rs6000/t-rtems:
11540 (MULTILIB_OPTIONS): Remove mcpu=602.
11541 (MUTLILIB_DIRNAMES): Remove m602.
11542 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11543 Let mcpu=602 match mcpu=603.
11544 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11546 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11548 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11549 signal trampolines.
11551 2005-02-10 David Daney <ddaney@avtrex.com>
11553 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11554 * config/i386/linux-unwind.h: Likewise.
11555 * config/ia64/linux-unwind.h: Likewise.
11556 * config/mips/linux-unwind.h: Likewise.
11557 * config/pa/linux-unwind.h: Likewise.
11558 * config/rs6000/linux-unwind.h: Likewise.
11559 * config/s390/linux-unwind.h: Likewise.
11560 * config/sh/linux-unwind.h: Likewise.
11561 * config/sparc/linux-unwind.h: Likewise.
11563 2005-02-10 Steven Bosscher <stevenb@suse.de>
11565 PR tree-optimization/17549
11566 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11567 TER to replace a DEF with its expression if the DEF and the
11568 rhs of the expression we replace into have the same root
11571 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11573 * config/mips/mips.md: Fix the placement of the match_scratch in the
11576 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11578 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11581 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11583 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11584 (strip_offset): Handle addresses.
11585 (add_address_candidates): Use strip_offset.
11586 (difference_cost): Reflect strip_offset change.
11587 (force_var_cost, difference_cost): Strip nops.
11589 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11591 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11593 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11594 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11595 config/cris/cris-protos.h, config/cris/cris.c: Update
11598 2005-02-10 Jeff Law <law@redhat.com>
11600 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11601 (lookup_avail_expr): Similarly.
11603 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11605 * builtins.c (fold_builtin_powi): New function.
11606 (fold_builtin_1): Call it.
11608 2005-02-10 Steven Bosscher <stevenb@suse.de>
11610 PR documentation/19309
11611 * doc/cpp.texi: The __GNUC__ and related predefined macros
11612 are also defined for the "standalone" cpp.
11613 Some non-GCC compilers may also define __GNUC__.
11615 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11618 * c-typeck.c (common_type): New routine. Old common_type renamed
11620 (c_common_type): ...this.
11621 (build_conditional_expr, build_binary_op): Use c_common_type instead
11624 2005-02-10 Steven Bosscher <stevenb@suse.de>
11626 * doc/md.texi: Replace @samp{length} with @code{length}.
11628 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11630 PR tree-optimization/18687
11631 * tree-flow.h (find_loop_niter): Declare.
11632 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11633 Try using scev even for loops with more than one exit.
11634 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11635 (struct ivopts_data): Added niters field.
11636 (struct nfe_cache_elt): New.
11637 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11639 (tree_ssa_iv_optimize_init): Initialize niters cache.
11640 (determine_number_of_iterations): Removed.
11641 (find_induction_variables): Do not call determine_number_of_iterations.
11642 Access niters for single exit through niter_for_single_dom_exit.
11643 (add_iv_outer_candidates): Access niters for single exit through
11644 niter_for_single_dom_exit.
11645 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11646 number_of_iterations_cond.
11647 (iv_period): New function.
11648 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11649 (may_replace_final_value): Take data argument. Use
11650 niter_for_single_dom_exit.
11651 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11652 (rewrite_use_compare): Pass data to may_eliminate_iv.
11653 (rewrite_use_outer): Pass data to may_replace_final_value.
11654 (free_loop_data): Clean up the niters cache.
11655 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11656 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11657 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11658 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11659 (num_ending_zeros): Moved to tree.c.
11660 * tree.h (num_ending_zeros): Declare.
11661 * tree.c (num_ending_zeros): Moved from tree.c.
11663 2005-02-09 Richard Henderson <rth@redhat.com>
11665 * builtins.c (DEF_BUILTIN): Add COND argument.
11666 * tree.h (DEF_BUILTIN): Likewise.
11667 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11668 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11670 (DEF_BUILTIN_STUB): New.
11671 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11672 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11673 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11674 * c-common.c (DEF_BUILTIN): Add COND argument.
11675 * tree.c (local_define_builtin): New.
11676 (build_common_builtin_nodes): New.
11678 2005-02-09 Roger Sayle <roger@eyesopen.com>
11680 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11681 floating point expression ignoring the sign of the result.
11682 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11683 (fold) <MULT_EXPR>: Use it to simplify x*x.
11684 * tree.h (fold_strip_sign_ops): Prototype here.
11685 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11686 argument. Use fold_strip_sign_ops to simplify the first argument.
11687 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11688 first argument when the second argument is an even integer
11689 constant, but only with -funsafe_math_optimizations.
11690 (fold_builtin_1): Update call to fold_builtin_copysign.
11692 2005-02-09 Ian Lance Taylor <ian@airs.com>
11694 PR middle-end/19583
11695 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11696 just check whether EH_FILTER_FAILURE falls through.
11698 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11700 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11701 insns return to ready list in the next turn.
11703 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11705 PR middle-end/19402
11706 * builtins.def: New __builtin_powi[lf].
11707 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11708 (expand_builtin_powi): New function.
11709 (expand_builtin): Dispatch to expand_builtin_powi.
11710 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11711 * libgcc2.c: Add __builtin_powi[lf] implementation.
11712 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11713 * optabs.h: Add powi_optab.
11714 * optabs.c (init_optabs): Initialize powi_optab.
11715 * doc/extend.texi: Document __builtin_powi[lf].
11717 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11719 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11722 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11724 PR middle-end/19854
11725 * fold-const.c (try_move_mult_to_index): Remove redundant
11726 type argument. Create ADDR_EXPR with correct type.
11727 (fold): Update callers of try_move_mult_to_index. Convert
11728 result to the appropriate type.
11730 2005-02-09 Roger Sayle <roger@eyesopen.com>
11733 * config/avr/avr.c (default_rtx_costs): Delete.
11734 (avr_operand_rtx_cost): New function.
11735 (avr_rtx_costs): Completely rewrite.
11737 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11740 * config/cris/cris.c (in_code): New variable.
11741 (cris_output_addr_const): Now a static function, a wrapper for
11743 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11744 case from old cris_output_addr_const.
11745 (cris_asm_output_label_ref): Similar for LABEL_REF.
11746 (cris_output_addr_const_extra): Similar for UNSPEC.
11747 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11748 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11749 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11751 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11752 (cris_asm_output_label_ref): Declare.
11754 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11756 PR preprocessor/19801
11757 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11758 filenames that changed when libcpp was moved to the toplevel.
11760 2005-02-07 Roger Sayle <roger@eyesopen.com>
11762 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11763 zero extensions of BImode operands. Call lowpart_subreg instead
11764 of gen_lowpart_common and gen_lowpart_SUBREG.
11766 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11769 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11770 * configure.ac: Set cc_for_cross_gnattools.
11771 * configure: Regenerate.
11773 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11776 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11778 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11781 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11782 of nested functions.
11784 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11786 * doc/extend.texi: Document deprecated extensions allowing
11787 static floating-point members to have initializers and allowing
11788 floating-point literals in integral constant expressions.
11790 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11792 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11793 config/darwin7.h, config/mips/mips.c,
11794 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11797 * cse.c: Update comments.
11799 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11801 PR middle-end/19775
11802 * builtins.c (fold_builtin_sqrt): Transform
11803 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11806 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11807 Dorit Naishlos <dorit@il.ibm.com>
11809 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11810 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11811 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11813 * tree.h (vect_set_verbosity_level): New extern function declaration
11815 * tree-vectorizer.h (verbosity_levels): New enum type.
11816 * tree-vectorizer.c (vect_debug_stats): Function removed.
11817 (vect_debug_details): Likewise.
11818 (vect_verbosity_level): Global variable was defined and initialized.
11819 (vect_dump): Global variable definition.
11820 (vect_print_dump_info): New function.
11821 (vect_set_dump_settings): New function.
11822 (vect_set_verbosity_level): New function.
11823 (vectorize_loops): Add call to vect_set_dump_settings.
11825 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11826 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11827 (slpeel_tree_peel_loop_to_edge): Likewise.
11829 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11830 appropriate verbosity level instead of call to vect_debug_details
11831 or vect_debug_stats.
11832 (vect_get_base_and_offset):
11833 (vect_create_addr_base_for_vector_ref):
11834 (get_vectype_for_scalar_type):
11835 (vect_create_data_ref_ptr):
11836 (vect_init_vector):
11837 (vect_get_vec_def_for_operand):
11838 (vect_finish_stmt_generation):
11839 (vectorizable_assignment):
11840 (vectorizable_operation):
11841 (vectorizable_store):
11842 (vectorizable_load):
11843 (vect_transform_stmt):
11844 (vect_update_ivs_after_vectorizer):
11845 (vect_do_peeling_for_loop_bound):
11846 (vect_update_inits_of_drs):
11847 (vect_do_peeling_for_alignment):
11848 (vect_transform_loop):
11849 (vect_is_simple_use):
11850 (vect_analyze_operations):
11851 (vect_is_simple_iv_evolution):
11852 (vect_analyze_scalar_cycles):
11853 (vect_analyze_data_ref_dependence):
11854 (vect_analyze_data_ref_dependences):
11855 (vect_compute_data_ref_alignment):
11856 (vect_enhance_data_refs_alignment):
11857 (vect_analyze_data_refs_alignment):
11858 (vect_analyze_data_ref_access):
11859 (vect_analyze_data_ref_accesses):
11860 (vect_analyze_pointer_ref_access):
11861 (vect_get_memtag_and_dr):
11862 (vect_analyze_data_refs):
11863 (vect_mark_relevant):
11864 (vect_stmt_relevant_p):
11865 (vect_mark_stmts_to_be_vectorized):
11866 (vect_can_advance_ivs_p):
11867 (vect_get_loop_niters):
11868 (vect_analyze_loop_form):
11869 (vect_analyze_loop):
11870 (vectorize_loops): Likewise.
11872 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11873 (vect_update_inits_of_drs):
11874 (vect_do_peeling_for_alignment):
11875 (vect_transform_loop):
11876 (vect_analyze_operations):
11877 (vect_analyze_scalar_cycles):
11878 (vect_analyze_data_ref_dependences):
11879 (vect_analyze_data_refs_alignment):
11880 (vect_analyze_data_ref_accesses):
11881 (vect_analyze_data_refs):
11882 (vect_mark_stmts_to_be_vectorized):
11883 (vect_get_loop_niters):
11884 (vect_analyze_loop_form):
11885 (vect_analyze_loop): Likewise.
11886 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11888 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11892 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11893 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11894 either -ffast-math or -funsafe-math-optimizations is in use.
11896 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11897 * config/mips/irix-csr.c: New file.
11898 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11899 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11900 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11903 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11905 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11906 redundant, incorrect definitions.
11908 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11910 ("*tls_indirect_call"): New, reference hard regs directly.
11911 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11913 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11915 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11916 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11918 2005-02-06 Roger Sayle <roger@eyesopen.com>
11920 PR rtl-optimization/19800
11921 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11922 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11925 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11927 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11929 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11932 * doc/invoke.texi: Correct documentation of -freorder-functions.
11934 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11937 * doc/invoke.texi: Don't mention gccbug.
11939 2005-02-06 Roger Sayle <roger@eyesopen.com>
11940 Andrew Pinski <pinskia@physics.uc.edu>
11941 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11943 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11944 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11945 into just (zero_extract:SI FOO (const_int 1) BAR).
11947 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11949 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11950 macro locally. Don't give last revision date. Use GCC version
11951 number from gcc-common.texi.
11952 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11953 revision date. Use GCC version number from gcc-common.texi.
11954 Describe being a library as current state rather than as 3.x
11956 * doc/gcc.texi: Remove last update date.
11957 * doc/gccint.texi: Likewise. Update copyright dates.
11958 * doc/install.texi: Update copyright dates.
11960 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11963 * doc/invoke.texi: Mention for each option included in -Wall that
11964 it is included in -Wall.
11965 * doc/gcc.texi: Update copyright and last modification date.
11967 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11969 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11970 unnecessary cast to original induction variable increments.
11972 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11974 PR tree-optimization/18219
11975 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11976 in distributed form.
11978 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11980 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11981 Set bitpos and offset later in the function. Do nothing if the
11982 target is a register and if the bitfield lies completely outside
11984 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11985 here. Return an uninitialised register if the source value is stored
11986 in a register and the bitfield lies completely outside that register.
11988 2005-02-06 Steven Bosscher <stevenb@suse.de>
11990 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11993 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11995 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11997 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11999 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12000 * config/darwin8.h: New.
12001 * config/darwin7.h: Update comment.
12003 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12004 Dorit Naishlos <dorit@il.ibm.com>
12006 * tree-vectorizer.h (LOC): New type.
12007 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12008 (loop_line_number): New field in struct _loop_vec_info.
12009 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12011 * tree-vectorizer.c (input.h): Included.
12012 (find_loop_location): New function.
12013 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12014 loop line number removed.
12015 (vect_debug_details): Likewise.
12016 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12018 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12019 call to vect_debug_details/stats changed from loop to loop_loc.
12020 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12021 (slpeel_tree_peel_loop_to_edge): Likewise.
12023 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12024 changed from NULL to UNKNOWN_LOC.
12025 (vect_get_base_and_offset):
12026 (vect_create_addr_base_for_vector_ref):
12027 (get_vectype_for_scalar_type):
12028 (vect_create_data_ref_ptr):
12029 (vect_init_vector):
12030 (vect_get_vec_def_for_operand):
12031 (vect_finish_stmt_generation):
12032 (vectorizable_assignment):
12033 (vectorizable_operation):
12034 (vectorizable_store):
12035 (vectorizable_load):
12036 (vect_transform_stmt):
12037 (vect_update_ivs_after_vectorizer):
12038 (vect_do_peeling_for_loop_bound):
12039 (vect_do_peeling_for_alignment):
12040 (vect_transform_loop):
12041 (vect_is_simple_use):
12042 (vect_analyze_operations):
12043 (vect_is_simple_iv_evolution):
12044 (vect_analyze_scalar_cycles):
12045 (vect_analyze_data_ref_dependences):
12046 (vect_compute_data_ref_alignment):
12047 (vect_enhance_data_refs_alignment):
12048 (vect_analyze_data_ref_access):
12049 (vect_analyze_data_ref_accesses):
12050 (vect_analyze_pointer_ref_access):
12051 (vect_get_memtag_and_dr):
12052 (vect_analyze_data_refs):
12053 (vect_mark_relevant):
12054 (vect_stmt_relevant_p):
12055 (vect_mark_stmts_to_be_vectorized):
12056 (vect_can_advance_ivs_p):
12057 (vect_get_loop_niters):
12058 (vect_analyze_loop):
12059 (vectorize_loops): Likewise.
12061 (vectorizable_load): Argument in call to vect_debug_details/stats
12062 changed from loop to LOOP_LOC (loop_vinfo).
12063 (vect_transform_loop):
12064 (vect_analyze_operations):
12065 (vect_analyze_scalar_cycles):
12066 (vect_analyze_data_ref_dependence):
12067 (vect_enhance_data_refs_alignment):
12068 (vect_analyze_data_ref_accesses):
12069 (vect_analyze_pointer_ref_access):
12070 (vect_analyze_data_refs):
12071 (vect_analyze_loop): Likewise.
12073 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12074 changed from loop to loop_loc.
12076 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12078 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12079 Dorit Naishlos <dorit@il.ibm.com>
12081 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12083 (vect_analyze_data_ref_dependences): Likewise.
12085 (vect_is_simple_use): Argument changed from loop structure to
12086 loop_vect_info structure.
12087 (vect_can_advance_ivs_p): Likewise.
12088 (vect_create_index_for_vector_ref): Likewise.
12089 (vect_update_ivs_after_vectorizer): Likewise.
12090 (new_stmt_vec_info): Likewise.
12092 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12093 changed from loop to loop_vinfo.
12094 (vect_create_data_ref_ptr): First argument in call to
12095 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12096 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12097 was changed from loop to loop_vinfo.
12098 (vectorizable_operation): Likewise.
12099 (vectorizable_store): Likewise.
12100 (vect_mark_stmts_to_be_vectorized): Likewise.
12101 (vect_do_peeling_for_loop_bound): First argument in call to
12102 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12103 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12104 was changed from loop to loop_vinfo.
12105 (vect_analyze_data_ref_dependences): Third argument in call to
12106 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12108 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12109 (vect_create_data_ref_ptr): Likewise.
12110 (vect_init_vector): Likewise.
12111 (vect_get_vec_def_for_operand): Likewise.
12112 (vectorizable_assignment): Likewise.
12113 (vectorizable_operation): Likewise.
12114 (vectorizable_store): Likewise.
12115 (vectorizable_load): Likewise.
12116 (vect_update_ivs_after_vectorizer): Likewise.
12117 (vect_is_simple_use): Likewise.
12118 (vect_analyze_data_ref_dependence): Likewise.
12119 (vect_analyze_pointer_ref_access): Likewise.
12120 (vect_can_advance_ivs_p): Likewise.
12122 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12123 before _stmt_vec_info.
12124 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12125 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12126 (new_stmt_vec_info): Argument changed from loop structure to
12127 loop_vect_info structure
12129 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12130 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12131 (vect_create_addr_base_for_vector_ref): Likewise.
12132 (vect_analyze_pointer_ref_access): Likewise.
12134 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12137 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12138 phi flag if the phi is abnormal.
12140 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12143 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12144 information for the new statement.
12146 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12149 * gcc.c (main): Include the target in -v output.
12151 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12153 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12154 Do not drop the extend if we'd have to add a paradoxical subreg
12155 later. Include optabs.h and insn-codes.h.
12156 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12158 2005-02-02 Roger Sayle <roger@eyesopen.com>
12160 PR middle-end/19405
12161 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12162 * fold-const.c (const_binop): Avoid constant folding floating
12163 point operations in modes that use composite representations.
12164 * simplify-rtx.c (simplify_binary_operation): Likewise.
12166 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12168 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12170 (altivec_dstt): Likewise.
12171 (altivec_dstst): Likewise.
12172 (altivec_dststt): Likewise.
12173 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12176 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12178 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12179 EXPR_LOCUS from orig_cond to the new cond_stmt.
12180 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12183 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12185 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12186 standard_iv_increment_position. Remove call to bsi_next
12187 (no need to bump the iterator anymore).
12188 (vect_create_index_for_vector_ref): Call
12189 standard_iv_increment_position. Remove second function argument.
12190 (vect_finish_stmt_generation): Remove call to bsi_next
12191 (no need to bump the iterator anymore).
12192 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12193 to vect_create_index_for_vector_ref.
12195 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12197 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12198 phis are used out of the loop.
12200 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12203 * c-decl.c (undef_nested_function): New variable.
12204 (pop_scope): Diagnose undefined nested functions.
12205 (finish_function): Don't attempt cgraph processing or genericizing
12206 if current top-level function contained an undefined nested
12207 function. Reset undef_nested_function at the end of a top-level
12210 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12212 * tree.c (build_int_cst_type): Take sign of the value into account
12213 when deciding whether sign extend the value.
12215 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12218 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12219 (cpp_options, cc1_options): Change %{std*&ansi} to
12220 %{std*&ansi&trigraphs}.
12222 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12224 * cse.c: Update comments.
12226 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12228 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12229 arguments go on the stack. Do not put complex doubles in odd/even
12232 2005-02-02 Steven Bosscher <stevenb@suse.de>
12234 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12235 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12236 -ftree-pre, and -fthread-jumps.
12238 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12240 PR tree-optimization/19578
12241 * tree-flow.h (modified_noreturn_calls): Declare.
12242 (noreturn_call_p): Declare.
12243 * tree-flow-inline.h (noreturn_call_p): New function.
12244 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12245 * tree-cfg.c (modified_noreturn_calls): New variable.
12246 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12247 that contain a mid-block noreturn call.
12248 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12250 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12252 * df.c (df_def_record_1, df_uses_record): Don't use
12254 * df.h (DF_FOR_REGALLOC): Remove.
12256 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12259 * c-typeck.c (really_start_incremental_init): Reset
12260 constructor_max_index for arrays of incomplete type.
12262 2005-02-02 Jeff Law <law@redhat.com>
12264 * gcse.c (struct reg_set): Store the block index where the register
12265 was set rather than the setting insn.
12266 (record_one_set, compute_transp): Corresponding changes.
12267 (pre_insert_copy_insn): Do not call replace_one_set.
12268 (replace_one_set): Remove.
12270 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12273 * doc/gcov.texi: Fix typo.
12275 2005-02-01 Richard Henderson <rth@redhat.com
12278 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12279 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12281 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12282 * config/i386/i386-protos.h: Update.
12284 2005-02-01 Steven Bosscher <stevenb@suse.de>
12286 PR tree-optimization/19217
12287 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12288 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12289 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12290 that it is walking a PHI node.
12292 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12294 * doc/extend.texi (Nested Functions): Update.
12296 2005-02-01 Richard Henderson <rth@redhat.com>
12299 * optabs.c (expand_copysign_absneg): Export.
12300 * optabs.h (expand_copysign_absneg): Declare.
12301 * config/rs6000/rs6000.md (copysigntf3): New.
12303 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12305 PR tree-optimization/19633
12306 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12307 * tree-ssa-alias.c (init_alias_info): Initialize.
12308 (merge_pointed_to_info): Set.
12309 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12310 (dump_points_to_info_for): Show value of pt_null.
12311 (struct count_ptr_d): Declare.
12312 (find_ptr_dereference): Remove.
12313 (ptr_is_dereferenced_by): Remove.
12314 (count_ptr_derefs): New local function.
12315 (count_uses_and_derefs): New local function.
12316 (compute_points_to_and_addr_escape): Call it. If the number
12317 of dereferences is greater than zero, mark the pointer as
12318 dereferenced. If there are fewer dereferences than uses of
12319 the pointer, the pointer's value escapes.
12321 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12323 PR tree-optimization/19670
12324 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12326 (verify_use): ... set it here, instead.
12328 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12330 * doc/sourcebuild.texi (Test directives): Fix formatting.
12332 * doc/sourcebuild.texi (Test directives): Describe selector
12335 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12337 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12338 specific 64-bit CPUs.
12340 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12343 * arm.c (arm_eliminable_register): New function.
12344 (adjacent_mem_locations): Don't allow eliminable registers. Use
12345 HOST_WIDE_INT for address offsets.
12346 * arm-protos.h (arm_eliminable_register): Add prototype.
12348 2005-02-01 Steven Bosscher <stevenb@suse.de>
12350 PR optimization/15242
12351 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12352 * basic-block.h (duplicate_computed_gotos): Add prototype.
12353 * bb-reorder.c (duplicate_computed_gotos): New function to
12354 duplicate sufficiently small blocks ending in a computed jump.
12355 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12356 if not optimizing for size.
12357 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12358 never do tail merging for blocks ending in a computed jump.
12359 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12361 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12363 Patch from Richard Sandiford <rsandifo@redhat.com>
12364 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12365 from inheriting a subreg equivalence with a non-spill register.
12367 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12369 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12371 * config/frv/frv.c (movcc_fp_destination_operand): New.
12372 (gpr_or_memory_operand): Fix typo in comment.
12373 (gpr_or_memory_operand_with_scratch): New.
12374 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12375 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12376 movcc_fp_destination_operand.
12377 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12378 Legitimize memory addresses using a scratch register.
12380 2005-01-31 Jeff Law <law@redhat.com>
12382 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12383 bitmap a sparse bitmap instead of a simple bitmap.
12384 (mark_def_sites_initialize_block): Corresponding changes.
12385 (ssa_mark_def_sites_initialize_block): Likewise.
12386 (ssa_mark_phi_uses): Likewise.
12387 (mark_def_site, ssa_mark_def_sites): Likewise.
12388 (mark_def_site_blocks): Likewise.
12389 (rewrite_ssa_into_ssa): Likewise.
12391 * tree-ssa-dom.c (record_cond): Pass correct variable type
12392 for last argument to htab_find_slot_with_hash.
12394 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12395 effects when optimizing 0 % X. Do not try to optimize X % 0.
12397 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12399 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12402 2005-02-01 Eric Christopher <echristo@redhat.com>
12404 * config/mips/mips.c (override_options): Warn if -mint64
12406 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12409 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12411 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12413 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12414 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12415 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12416 (cached_regno): Initialize to INVALID_REGNUM.
12417 (cse_reg_info_table_size,
12418 cse_reg_info_table_first_uninitialized,
12419 cse_reg_info_timestamp): New.
12420 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12422 (init_cse_reg_info, get_cse_reg_info_1): New.
12423 (get_cse_reg_info): Cache the last look-up.
12424 (new_basic_block): Update the code to clear mappings from
12425 registers to cse_reg_info entries.
12426 (cse_main): Call init_cse_reg_info.
12428 * cse.c (get_cse_reg_info): Update a comment.
12430 2005-01-31 Steven Bosscher <stevenb@suse.de>
12433 * c-decl.c (start_decl): Do not warn about arrays of elements with
12434 an incomplete type here.
12435 (grokdeclarator): Do it here by making a pedwarn an error.
12436 * c-typeck.c (push_init_level): If there were previous errors with
12437 the constructor type, do not warn about braces for initializers.
12438 (process_init_element): Likewise for excess initializer elements.
12440 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12442 * cse.c (delete_trivially_dead_insn): Don't iterate.
12444 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12446 * config/rs6000/rs6000.md (copysignsf3): New expand.
12447 (copysigndf3): Likewise.
12449 2005-01-31 Steven Bosscher <stevenb@suse.de>
12451 * recog.c (constrain_operands): Only look for earlyclobber operand
12452 conflicts if an '&' constraint was seen.
12454 2005-01-31 Marc Espie <espie@openbsd.org>
12456 * config.gcc: Don't include embedded systems fragment, switches default
12457 debugging format to ELF.
12458 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12459 longer pick it up there.
12461 2005-01-31 Dale Johannesen <dalej@apple.com>
12463 * doc/extend.texi (nested functions): Fix linkage description.
12464 Clarify that static is not allowed.
12466 2005-01-31 Dale Johannesen <dalej@apple.com>
12468 * config/rs6000/darwin.md (movsf_low_di): Make work.
12469 (movdf_low_di): Make work.
12471 2005-01-31 Dale Johannesen <dalej@apple.com>
12473 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12474 Make work for 64 bit.
12476 2005-01-31 Roger Sayle <roger@eyesopen.com>
12477 Dale Johannesen <dalej@apple.com>
12479 PR middle-end/19650
12480 * fold-const.c (fold_binary_op_with_conditional_arg):
12481 Make types match original operands, before STRIP_NOPS.
12483 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12485 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12486 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12487 (struct gcc_sigcontext): Delete. Merge contents to..
12488 (struct gcc_ucontext): ..here.
12489 (get_sigcontext): Delete.
12490 (get_regs): New function, like get_sigcontext but return regs ptr.
12491 64-bit version finds regs from r1 to support vdso.
12492 (ppc_linux_aux_vector): New function.
12493 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12496 2005-01-31 Ira Rosen <irar@il.ibm.com>
12498 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12500 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12501 redundant fold. Fix misalignment for MINUS_EXPR.
12502 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12503 (vect_analyze_pointer_ref_access): Likewise.
12504 (vect_get_memtag_and_dr): Likewise.
12506 2005-01-31 Richard Henderson <rth@redhat.com>
12508 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12509 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12510 absnegdf2_i387, absnegxf2_i387): Likewise.
12512 2005-01-31 Richard Henderson <rth@redhat.com>
12515 * optabs.c (expand_copysign_absneg): New.
12516 (expand_copysign_bit): Split out from ...
12517 (expand_copysign): ... here. Use expand_copysign_absneg.
12519 2005-01-30 Roger Sayle <roger@eyesopen.com>
12521 PR middle-end/19697
12522 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12523 constant as the second operand and a register as the third.
12525 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12528 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12529 that dllimport'd functions do not use all call-clobbered registers
12530 to pass parameters.
12532 2005-01-30 Richard Henderson <rth@redhat.com>
12535 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12536 expand_abs_nojump and generalize. Use operand_subword and
12537 emit_no_conflict_block. Support large modes.
12538 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12540 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12541 negation to subtraction.
12542 (expand_copysign): Check that the format has signed zeros.
12543 Use operand_subword and emit_no_conflict_block. Support large modes.
12545 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12547 Fix PR tree-optimization/19624
12549 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12550 * tree-ssa-pre.c: Add cfgloop.h.
12552 (pre_stats): New member, constified.
12553 (inserted_exprs): New static variable.
12554 (NECESSARY): New macro.
12555 (create_expression_by_pieces): Fold the expression, and
12556 mark it as defaulting to not necessary. Also put in
12558 (fully_constant_expression): New function.
12559 (insert_into_preds_of_block): Modify to not insert phis when we
12560 are playing with induction variables.
12561 Push phis onto the inserted_exprs vector, and mark them as not
12562 necessary by default.
12563 (insert_aux): Call fully_constant_expression on eprime.
12564 If all edges produce the same value, mark it constant.
12565 (mark_operand_necessary): New function.
12566 (remove_dead_inserted_code): New function.
12567 (init_pre): Init loop optimizer to get loop info.
12568 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12569 (execute_pre): Commit edge inserts, then remove dead code.
12571 2005-01-30 Richard Henderson <rth@redhat.com>
12573 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12574 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12576 2005-01-30 Richard Henderson <rth@redhat.com>
12579 * config/i386/i386.c (ix86_expand_copysign): New.
12580 (ix86_split_copysign_const): New.
12581 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12582 rearrange op1/nmask operands.
12583 * config/i386/i386-protos.h: Update.
12584 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12585 (copysigndf3): Likewise.
12586 (copysignsf3_const, copysigndf3_const): New.
12587 (copysignsf3_var): Rename from copysignsf3, split out splitter
12588 and fix split predicate for X constraint.
12589 (copysigndf3_var): Similarly.
12591 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12593 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12594 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12595 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12597 2005-01-29 Richard Henderson <rth@redhat.com>
12600 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12601 of # and * in constraints.
12603 2005-01-29 Richard Henderson <rth@redhat.com>
12605 PR middle-end/19689
12606 * expr.c (store_field): Don't strip sub-mode cast when the input
12607 data is even smaller.
12609 2005-01-29 Richard Henderson <rth@redhat.com>
12611 PR middle-end/19687
12612 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12615 2005-01-29 Richard Henderson <rth@redhat.com>
12617 * combine.c (make_field_assignment): Fix argument order
12620 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12622 PR tree-optimization/15791
12623 * fold-const.c (extract_array_ref): New function.
12624 (fold): Fold comparisons between &a[i] and &a[j] or
12625 semantically equivalent trees.
12627 2005-01-29 Jeff Law <law@redhat.com>
12629 * gcse.c (insert_expr_in_table): Revamp handling of available
12630 and anticipatable occurrence lists to avoid unnecessary list
12632 (insert_set_in_table): Similarly.
12634 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12636 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12638 (c_build_qualified_type): Build qualified array types with
12639 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12640 * c-decl.c (c_make_fname_decl): Build unqualified array type
12641 before qualified type.
12642 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12643 type is qualified, not just if type itself is. Don't apply
12644 qualifiers to array type when declarator is processed. Apply
12645 qualifiers to field type whether or not it is an array type.
12646 Don't handle array types specially for applying qualifiers to
12648 * c-typeck.c (composite_type): Build unqualified element type and
12649 array type when forming composite of array types.
12650 (common_pointer_type, comptypes, comp_target_types,
12651 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12652 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12654 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12655 (args2) in variables a1 and a2.
12657 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12659 * cse.c (n_elements_made, max_elements_made): Remove.
12660 (insert): Don't touch n_elements_made.
12661 (cse_main): Don't touch n_elements_made or max_elements_made.
12663 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12666 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12667 configuration part of dp-bit.c to be lost.
12669 2005-01-28 Roger Sayle <roger@eyesopen.com>
12671 * expmed.c (expand_mult_highpart_optab): When attempting to use
12672 a non-widening multiplication in a wider mode, the operands need
12673 to be converted (zero or sign extended) to that mode.
12675 2005-01-28 Ian Lance Taylor <ian@airs.com>
12677 PR middle-end/16558
12678 PR middle-end/19583
12679 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12680 through if both operands fall through.
12682 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12684 * cse.c (fold_rtx) <PC>: Don't optimize.
12686 2005-01-28 Jeff Law <law@redhat.com>
12688 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12689 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12691 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12693 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12694 cse_reg_info_used_list_end): Remove.
12695 (cse_reg_info_list, cse_reg_info_list_free): New.
12696 (get_cse_reg_info): When allocating an instance of
12697 cse_reg_info, add it to the beginning of the cse_reg_info_list
12698 list. Remove code to maintain cse_reg_info_used_list.
12699 (new_basic_block): Reset the free list to the beginning of
12702 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12704 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12705 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12706 (frv_expand_mdpackh_builtin): New function.
12707 (frv_expand_builtin): Use it to expand __MDPACKH.
12708 * doc/extend.texi (__MDPACKH): Update documentation.
12710 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12712 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12713 SSE_FLOAT_MODE_P for use_sse computation.
12715 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12718 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12720 2005-01-27 Richard Henderson <rth@redhat.com>
12722 * builtins.c (expand_builtin_copysign): New.
12723 (expand_builtin): Call it.
12724 * genopinit.c (optabs): Add copysign_optab.
12725 * optabs.c (init_optabs): Initialize it.
12726 (expand_copysign): New.
12727 * optabs.h (OTI_copysign, copysign_optab): New.
12728 (expand_copysign): Declare.
12730 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12731 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12733 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12734 (ix86_expand_fp_absneg_operator): ... here.
12735 (ix86_split_copysign): New.
12736 * config/i386/i386-protos.h: Update.
12737 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12738 (copysignsf3, copysigndf3): New.
12740 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12741 (copysignsf3, ncopysignsf3): New.
12742 (copysigndf3, ncopysigndf3): New.
12743 (copysignxf3, ncopysignxf3): New.
12744 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12746 2005-01-27 Arend Bayer <arend.bayer@web.de>
12747 Kazu Hirata <kazu@cs.umass.edu>
12749 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12750 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12751 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12754 2005-01-27 Jeff Law <law@redhat.com>
12756 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12757 definitions of SSA_NAMEs which are not being rewritten.
12758 (rewrite_ssa_into_ssa): Only initialize the current definition
12759 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12760 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12761 SSA_NAMEs before returning.
12763 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12765 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12766 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12767 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12768 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12769 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12771 2005-01-27 Steven Bosscher <stevenb@suse.de>
12773 PR middle-end/17278
12774 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12775 higher to -O2 and higher. Likewise for tree PRE.
12776 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12779 2005-01-27 Ian Lance Taylor <ian@airs.com>
12781 PR middle-end/19583
12782 * gimple-low.c (try_catch_may_fallthru): New static function.
12783 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12784 * tree-inline.c (expand_call_inline): Don't warn about reaching
12785 the end of a non-void function being inlined if the function uses
12788 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12790 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12793 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12794 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12795 (implicitly_declare): Handle error_mark_node.
12797 2005-01-27 Richard Henderson <rth@redhat.com>
12800 * tree.h (struct tree_decl): Add debug_expr_is_from.
12801 (DECL_DEBUG_EXPR_IS_FROM): New.
12802 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12803 * dwarf2out.c (dwarf2out_var_location): Update to match.
12804 * tree-outof-ssa.c (create_temp): Likewise.
12805 * var-tracking.c (track_expr_p): Likewise.
12806 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12807 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12808 * toplev.c (default_tree_printer): Likewise.
12810 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12812 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12813 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12815 2005-01-27 Steven Bosscher <stevenb@suse.de>
12817 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12818 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12819 ASM_CLOBBERS): Add tree checks.
12821 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12822 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12823 * c-common.def (SWITCH_STMT): Update to match.
12824 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12825 macros instead of SWITCH_EXPR ones.
12826 * c-dump.c (c_dump_tree): Likewise.
12827 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12828 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12830 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12832 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12834 * unwind-dw2.c (execute_stack_op): Add missing cases for
12835 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12837 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12839 * config.gcc (Obsolete configurations): Remove 'dummy', add
12840 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12843 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12845 PR tree-optimization/19633
12846 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12848 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12849 are no call-clobbered variables.
12850 * tree-outof-ssa.c (check_replaceable): Return false for calls
12853 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12855 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12856 even for variables with NULL DECL_INITIAL.
12858 2005-01-26 Stuart Hastings <stuart@apple.com>
12860 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12862 2005-01-26 Richard Henderson <rth@redhat.com>
12864 PR middle-end/18008
12865 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12867 * expr.c (store_field): Strip conversions to odd-bit-sized types
12868 if the destination field width matches.
12870 2005-01-26 Richard Henderson <rth@redhat.com>
12872 * c-decl.c, expmed.c, expr.c: Revert last change.
12874 2005-01-26 Richard Henderson <rth@redhat.com>
12876 PR middle-end/18008
12877 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12879 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12880 if we don't need the bits above those present in the current mode.
12881 * expr.c (store_field): Strip conversions to odd-bit-sized types
12882 if the destination field width matches.
12884 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12886 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12887 either -ffast-math or -funsafe-math-optimizations is in use.
12889 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12893 * config/avr/avr.c (notice_update_cc): Only set condition code for
12894 ashrqi3 if shift count > 0.
12895 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12896 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12897 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12898 count <= 0 as a no-op, and shift count >= width by copying zero
12899 or sign bit to all bits of the result.
12900 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12901 count, with attribute "length" set to 0 and "cc" set to "none".
12903 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12905 * doc/invoke.texi: Document -mTLS.
12907 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12908 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12909 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12910 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12911 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12912 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12913 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12914 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12916 * configure.ac: Check for a TLS capable gas.
12918 * configure: Regenerate.
12920 2005-01-26 Richard Henderson <rth@redhat.com>
12922 PR middle-end/18008
12923 * combine.c (make_field_assignment): Simplify store to zero_extract
12924 from a source with an overlapping mask.
12926 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12928 2004-11-11 Eric Christopher <echristo@redhat.com>
12930 * config/frv/frv.md: Add fr400_integer automaton. Don't
12931 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12934 2005-01-26 Steven Bosscher <stevenb@suse.de>
12936 PR middle-end/16585
12937 * cfgbuild.c (make_edges): Do not clear or set
12938 current_function_has_computed_jump.
12939 * function.h (struct function): Remove the has_computed_jump field.
12940 (current_function_has_computed_jump): Do not define.
12941 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12942 in a computed jump. Ignore current_function_has_computed_jump.
12944 2005-01-26 Richard Henderson <rth@redhat.com>
12946 PR middle-end/19515
12947 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12948 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12950 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12951 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12952 objects into static storage if they have more than one non-zero value.
12953 * tree.h (categorize_ctor_elements): Update decl.
12955 2005-01-26 Steven Bosscher <stevenb@suse.de>
12957 PR middle-end/19616
12958 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12959 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12960 to this function from 2004-07-10.
12961 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12962 the current function for tail call optimizations if the address
12963 of one of it its arguments is taken.
12965 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12967 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12969 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12971 * function.c (expand_function_end): If current_function_calls_alloca,
12972 emit stack restore in a place that is reached when the function falls
12973 through at the end.
12975 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12977 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12978 rule to avoid matching inappropriate suffix rule.
12980 2005-01-26 Jan Hubicka <jh@suse.cz>
12982 PR tree-optimization/19241
12983 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12985 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12987 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12988 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12990 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12991 <sim*>: Always use crt1.o, regardless of N in simN.
12992 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12993 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12994 (CRT_CALL_STATIC_FUNCTION): Remove.
12995 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12996 use crt1.o, regardless of N in simN.
12997 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12998 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12999 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13000 case isystem setting.
13001 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13003 2005-01-25 Ian Lance Taylor <ian@airs.com>
13005 * gimple-low.c (block_may_fallthru): Correct handling of
13006 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13008 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13010 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13011 handlers to match indentation; nested under the mtune=* handler.
13012 Similar for mcpu= and march=.
13014 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13016 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13017 * config/mips/linux64.h (LIB_SPEC): Likewise.
13018 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13019 * config/sh/linux.h (LIB_SPEC): Likewise.
13021 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13023 * config/frv/frv.c (frv_legitimize_tls_address): New.
13024 (TARGET_HAVE_TLS): Define.
13025 (FRV_SYMBOL_REF_TLS_P): Define.
13026 (frv_override_options): Handle new register classes.
13027 (frv_legitimate_address_p): Reject tls addresses.
13028 (frv_legitimize_address): Handle TLS addresses.
13029 (gen_inlined_tls_plt): New.
13030 (gen_tlsmoff): New.
13031 (frv_legitimize_tls_address): New.
13032 (unspec_got_name): Add TLS entries.
13033 (got12_operand): Add R_FRV_TLSMOFF12 case.
13034 (frv_emit_move): Fixup TLS addresses.
13035 (frv_emit_movsi): Legitimize TLS addresses.
13037 * config/frv/frv.h (MASK_BIG_TLS): New.
13038 (TARGET_BIG_TLS): New.
13039 (HAVE_AS_TLS): Define.
13040 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13041 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13042 (REG_CLASS_NAMES): Same.
13043 (REG_CLASS_CONTENTS): Same.
13044 (CONSTRAINT_LEN): New.
13045 (REG_CLASS_FROM_CONSTRAINT): New.
13046 (PREDICATE_CODES): Add symbolic_operand.
13048 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13049 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13050 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13051 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13052 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13053 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13054 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13055 GR9_REG, GR14_REG, LRREG.
13056 (type): Add load_or_call attribute.
13057 ("load_or_call"): New reservation.
13058 ("call_gettlsoff"): New.
13059 ("tls_indirect_call"): New.
13060 ("tls_load_gottlsoff12"): New.
13061 ("tlsoff_hilo"): New.
13062 ("tls_tlsdesc_ldd"): New.
13063 ("tls_tlsoff_ld"): New.
13066 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13068 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13070 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13071 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13072 * config/frv/frv.c (TLS_BIAS): Define.
13073 (frv_output_dwarf_dtprel): New.
13075 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13077 PR rtl-optimization/19579
13078 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13079 both A and B, see if they don't clobber registers the other expr uses.
13081 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13083 * real.c (do_add): Initialize signalling and canonical members.
13085 * real.c (real_from_integer): Zero out destination.
13087 2005-01-18 Jan Hubicka <jh@suse.cz>
13089 PR tree-optimize/19337
13090 * tree-inline.c (initialize_inlined_parameters): Copy
13091 saved_static_chain_decl only.
13093 2005-01-25 Richard Henderson <rth@redhat.com>
13097 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13098 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13099 80387 enabled, to return a proper subclass. Return the subset that
13100 overlaps with GENERAL_REGS for PLUS.
13101 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13103 2005-01-25 Richard Henderson <rth@redhat.com>
13105 PR middle-end/19609
13106 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13108 2005-01-25 Roger Sayle <roger@eyesopen.com>
13110 * expmed.c (choose_multiplier): Change interface to return the
13111 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13112 (expand_divmod): Update calls to choose_multiplier.
13114 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13116 PR middle-end/19330
13117 * expmed.c (extract_bit_field): Use adjust_address instead of
13118 gen_lowpart when op0 is a MEM.
13120 2005-01-24 Steven Bosscher <stevenb@suse.de>
13122 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13124 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13126 * config/mips/irix-csr.c: New file.
13127 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13128 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13129 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13132 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13135 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13136 sparc/elf.h, add sparc/sp-elf.h.
13137 (sparc-*-rtems*): Likewise.
13138 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13139 tm-dwarf2.h, add sparc/sp-elf.h.
13140 (sparc86x-*-elf): Likewise.
13141 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13142 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13143 TARGET_OS_CPP_BUILTINS.
13144 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13145 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13147 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13148 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13149 (SWITCH_TAKES_ARG): Likewise.
13150 (LOCAL_LABEL_PREFIX): Likewise.
13151 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13152 (TARGET_N_FORMAT_TYPES): Delete.
13153 (TARGET_FORMAT_TYPES): Likewise.
13154 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13155 * config/sparc/elf.h: Delete.
13156 * config/sparc/sp-elf.h: New file.
13158 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13160 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13161 * tree-flow.h: Remove the corresponding prototype.
13162 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13163 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13165 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13168 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13169 for AIX ABI or ELF -fPIC.
13170 (rs6000_emit_load_toc_table): Don't create toc_section here.
13171 (rs6000_xcoff_file_start): Nor here.
13173 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13175 * sh.c (ra.h): Don't #include.
13176 (hard_regs_intersect_p): New function, resurrected from ra.c.
13178 * sh.c: Fix 1996 Copyright.
13180 2005-01-24 Richard Henderson <rth@redhat.com>
13181 Aldy Hernandez <aldyh@redhat.com>
13183 * regrename.c (note_sets): Handle subregs.
13185 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13188 * genconditions.c (write_header, write_conditions): Elide file if
13191 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13193 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13194 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13197 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13199 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13200 expand_builtin_printf, expand_builtin_fprintf,
13201 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13202 checking against POINTER_TYPE.
13203 (validate_arglist): Handle POINTER_TYPE code by checking
13206 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13208 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13209 init_rtlanal): New.
13210 (for_each_rtx): Call for_each_rtx_1.
13211 * rtl.h (init_rtlanal): Declare.
13212 * toplev.c (backend_init): Call init_rtlanal.
13214 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13216 * flow.c (propagate_one_insn): Formatting.
13218 PR middle-end/19551
13219 * flow.c (libcall_dead_p): Be more conservative if unsure.
13220 If there are any instructions between insn and call, see if they are
13221 all dead before saying the libcall is dead.
13223 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13225 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13226 operand constraint for operand 0.
13228 2005-01-23 Richard Henderson <rth@redhat.com>
13231 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13232 edges leading to join block.
13234 2005-01-23 Roger Sayle <roger@eyesopen.com>
13236 * expmed.c (expand_mult_highpart): Make static. Change type of
13237 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13238 (expand_divmod): Updates calls to expand_mult_highpart by using
13239 gen_int_mode to pass a CONST_INT rtx.
13240 * rtl.h (expand_mult_highpart): Remove prototype.
13242 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13244 * flow.c (regset_bytes, regset_size): Remove.
13246 * cfganal.c: Fix a reference to Harvey's paper.
13248 2005-01-23 Steven Bosscher <stevenb@suse.de>
13250 PR rtl-optimization/19464
13251 * tree-optimize.c (init_tree_optimization_passes): Add one more
13252 copyrename pass just before out-of-ssa.
13254 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13257 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13258 * ggc-none.c (ggc_free): Define.
13260 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13262 * cse.c (max_reg, max_insn_uid): Remove.
13263 (cse_main): Don't access max_reg or max_insn_uid.
13265 * c-common.c (explicit_flag_signed_bitfields,
13266 lang_statement_code_p, lang_expand_function_end): Remove.
13267 * c-common.h: Remove the corresponding declarations.
13268 * c-opts.c (c_common_handle_option): Remove all write access
13269 to explicit_flag_signed_bitfields.
13271 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13272 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13273 * cgraph.h: Remove the corresponding declaration.
13275 * gcse.c (null_pointer_info): Remove.
13277 2005-01-23 Roger Sayle <roger@eyesopen.com>
13278 Eric Botcazou <ebotcazou@libertysurf.fr>
13280 * combine.c (simplify_logical): Only simplify logical expressions
13281 of the form ior(and(x,y),z) by the inverse distributive law if the
13282 result is cheaper than the original.
13284 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13286 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13287 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13288 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13289 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13290 config/freebsd-spec.h, config/arm/arm.h,
13291 config/h8300/h8300.md, config/i386/i386.md,
13292 config/i386/predicates.md, config/i386/sse.md,
13293 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13294 config/vax/vax.md: Fix comment typos. Follow spelling
13297 2005-01-23 Steven Bosscher <stevenb@suse.de>
13299 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13300 tests, instead of `less than'.
13302 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13304 * function.c (assign_parm_setup_block): When creating a new stack slot
13305 for a parameter, get its alignment from the parameter's DECL_ALIGN
13306 rather than the type's TYPE_ALIGN. Make sure that the parameter
13307 is at least word aligned.
13309 2005-01-22 Roger Sayle <roger@eyesopen.com>
13311 PR middle-end/19378
13312 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13314 2005-01-22 Richard Henderson <rth@redhat.com>
13317 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13318 in both compare operands.
13319 (movdfcc_1_sse_max): Likewise.
13320 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13321 (movdfcc_1_sse): Likewise.
13322 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13323 scratch register as needed.
13325 2005-01-22 Richard Henderson <rth@redhat.com>
13327 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13329 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13331 2005-01-22 Richard Henderson <rth@redhat.com>
13333 * genopinit.c (optabs): Use smin/smax for floating point too.
13334 * doc/md.texi: Update to match. Clarify that floating point
13335 results are undefined for +0/-0 and NaN.
13336 * doc/rtl.texi: Likewise.
13337 * rtl.def (SMIN, SMAX): Likewise
13338 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13340 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13341 leading 's' to the name.
13342 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13343 smaxxf3, sminxf3): Likewise.
13344 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13347 2005-01-22 Paul Brook <paul@codesourcery.com>
13349 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13351 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13353 * config/s390/s390.c (struct processor_costs): New fields
13354 dlgr, dlr, dr, dsgfr, dsgr.
13355 (z900_cost, z990_cost): Values for new fields.
13356 (s390_rtx_costs): New cases MEM und COMPARE in switch
13357 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13358 DIV, MOD, UDIV, UMOD.
13360 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13362 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13363 into the register being decremented.
13364 ("doloop_si31", "doloop_di"): Likewise.
13365 ("*doloop_si_long"): Adapt pattern.
13367 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13369 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13371 (CLASS_MAX_NREGS): Likewise.
13373 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13375 * doc/tree-ssa.texi (Statement Operands): Add example for new
13376 must-def macro. Note deprecation of old operands interface.
13378 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13380 PR tree-optimization/19484
13381 * tree-cfg.c (remove_fallthru_edge): New function.
13382 (cleanup_control_flow): Remove fallthru edges from calls that are
13383 now known not to return.
13385 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13387 Fix PR tree-optimization/19038
13388 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13389 copies with loop variant ones.
13391 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13393 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13394 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13395 config/alpha/alpha.md, config/alpha/predicates.md,
13396 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13397 config/sparc/sol2.h: Update copyright.
13399 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13400 first label to see if it is a nonlocal label.
13402 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13403 Andrew Pinski <pinskia@physics.uc.edu>
13406 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13407 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13409 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13411 * config/rs6000/rtems.h: Update copyright.
13413 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13416 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13417 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13418 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13420 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13423 * c-typeck.c (convert_arguments): Check for error_mark_node.
13425 2005-01-21 Ian Lance Taylor <ian@airs.com>
13427 PR tree-optimization/13000
13428 * tree-inline.c: Include "tree-flow.h".
13429 (expand_call_inline): If warn_return_type, warn if non-void inline
13430 function falls through.
13431 * tree-cfg.c (execute_warn_function_return): Don't warn about
13432 control reaching end if TREE_NO_WARNING is set. Set
13434 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13436 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13437 branch if we don't need one.
13438 * c-typeck.c: Include "tree-flow.h"
13439 (c_finish_bc_stmt): Don't add a goto if the current statement
13440 list doesn't fall through to the current point.
13442 2005-01-21 Roger Sayle <roger@eyesopen.com>
13444 PR rtl-optimization/576
13445 * real.c (real_arithmetic): Change return type from void to bool
13446 to return an indication that the result may be inexact.
13447 * real.h (real_arithmeric): Update prototype.
13448 * fold-const.c (const_binop): Don't constant fold floating
13449 point expressions when the user specifies -frounding-math and
13450 the result may depend upon the run-time rounding mode.
13451 (fold_convert_const_real_from_real): Clean-up.
13452 (fold_initializer): Ignore flag_rounding_math for initializers.
13453 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13454 constant fold FP operations with flag_rounding_math if the
13455 result may depend upon the run-time rounding mode.
13457 2005-01-21 Tom Tromey <tromey@redhat.com>
13459 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13461 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13463 * tree-cfg.c: Fix comment typos.
13465 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13467 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13468 around the call to rest_of_handle_branch_target_load_optimize.
13470 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13472 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13473 (sparc64-*-openbsd*): Likewise.
13474 (sparclite-*-elf*): Include tm-dwarf2.h.
13475 (sparc86x-*-elf*): Likewise.
13476 (sparc64-*-elf*): Likewise.
13477 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13478 (DBX_DEBUGGING_INFO): Likewise.
13479 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13480 (PREFERRED_DEBUGGING_TYPE): Likewise.
13481 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13482 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13483 (PREFERRED_DEBUGGING_TYPE): Likewise.
13484 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13485 (PREFERRED_DEBUGGING_TYPE): Likewise.
13486 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13488 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13491 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13493 2005-01-20 Paul Brook <paul@codesourcery.com>
13495 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13497 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13499 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13500 label is first in a sequence of labels.
13502 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13504 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13505 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13507 * doc/sourcebuild.texi (Test Directives): New.
13509 2005-01-20 Roger Sayle <roger@eyesopen.com>
13511 * real.c (real_floor): Don't leave the result uninitialized when
13512 mode is VOIDMode, but return the unrounded intermediate value.
13513 (real_ceil): Likewise.
13515 2005-01-20 Paul Brook <paul@codesourcery.com>
13517 * config/arm/arm.md (insv): Use gen_int_mode.
13519 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13521 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13522 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13523 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13524 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13525 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13527 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13530 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13531 fbreg, so we have to assume we can't.
13532 (loc_descriptor_from_tree_1): Ditto.
13533 (containing_function_has_frame_base): New function.
13534 (add_location_or_const_value_attribute): Use it.
13535 Also try to generate a frame_base from a single element location
13538 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13540 PR tree-optimization/15349
13541 * timevar.def (TV_TREE_MERGE_PHI): New.
13542 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13544 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13545 calls to tree_forwarder_block_p.
13546 (remove_forwarder_block_with_phi, merge_phi_nodes,
13547 gate_merge_phi, pass_merge_phi): New.
13548 * tree-optimize.c (init_tree_optimization_passes): Add
13550 * tree-pass.h: Add an extern for pass_merge_phi;
13552 2005-01-20 Richard Henderson <rth@redhat.com>
13555 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13556 (_mm_castps_pd, _mm_castps_si128): New.
13557 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13559 2005-01-20 Richard Henderson <rth@redhat.com>
13562 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13563 __builtin_ia32_vec_init_v2si.
13564 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13565 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13566 (ix86_init_mmx_sse_builtins): Create it.
13567 (ix86_expand_builtin): Expand it.
13568 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13569 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13570 (vec_extractv2si_0, vec_extractv2si_1): New.
13572 2005-01-20 Richard Henderson <rth@redhat.com>
13575 * config/i386/i386.c (ix86_expand_push): New.
13576 * config/i386/mmx.md (push<MMXMODE>1): New.
13577 * config/i386/sse.md (push<SSEMODE>1): New.
13578 * config/i386/i386-protos.h: Update.
13580 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13582 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13585 2005-01-20 Richard Henderson <rth@redhat.com>
13587 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13588 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13590 2005-01-19 Richard Henderson <rth@redhat.com>
13593 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13594 to V4SFmode in SSE1 fallback load path.
13596 2005-01-19 Richard Henderson <rth@redhat.com>
13598 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13599 in QImode expansion to ix86_expand_vector_set.
13600 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13602 2005-01-19 Richard Henderson <rth@redhat.com>
13605 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13606 subclass of the input class.
13607 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13608 Always true for cross-SSE1 classes. Rationalize conditionals.
13609 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13610 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13611 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13612 (movdi_2): Add MMX/SSE zeros.
13613 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13614 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13615 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13616 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13617 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13618 (zero_extendsidi2_rex64_1): Remove.
13619 (MOV0 peephole): Check GENERAL_REG_P.
13621 2005-01-19 Richard Henderson <rth@redhat.com>
13624 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13626 (ix86_expand_vector_extract): Likewise.
13628 2005-01-19 Richard Henderson <rth@redhat.com>
13630 PR middle-end/19304
13631 * expr.c (emit_move_change_mode): New argument force; use
13632 simplify_gen_subreg if true.
13633 (emit_move_via_alt_mode): Merge into ...
13634 (emit_move_via_integer): ... here.
13635 (emit_move_ccmode): Use emit_move_change_mode directly.
13637 2005-01-19 Richard Henderson <rth@redhat.com>
13640 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13641 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13642 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13644 (alpha_emit_set_const): Likewise. Make static.
13645 (alpha_emit_set_long_const): Make static.
13646 (alpha_extract_integer): Split out from alpha_expand_mov.
13647 (alpha_split_const_mov): Likewise.
13648 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13649 (alpha_legitimate_constant_p): New.
13650 * config/alpha/alpha-protos.h: Update.
13651 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13652 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13653 * config/alpha/alpha.md (movsi): Add n alternative.
13654 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13655 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13656 (splitters for all of the above): Use alpha_split_const_mov.
13657 * config/alpha/predicates.md (non_add_const_operand): New.
13658 (non_zero_const_operand): New.
13659 (input_operand): Use alpha_legitimate_constant_p after reload.
13661 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13663 PR tree-optimization/19038
13664 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13665 (add_candidate): Add ivs with increment in latch only if
13666 allow_ip_end_pos_p is true.
13667 (determine_iv_cost): Use empty_block_p.
13669 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13671 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13672 (compute_dominance_frontiers): Ditto.
13674 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13677 * config/sh/t-rtems: New.
13678 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13680 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13682 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13683 the offset of the selected field.
13685 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13687 * tree-cfg.c (remove_forwarder_block): Fix the check to
13688 prevent a nonlocal label from appearing in the middle of a
13691 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13693 PR rtl-optimization/19462
13694 * reorg.c (find_end_label): Create return insn only if
13695 current_function_epilogue_delay_list is empty.
13697 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13699 * doc/passes.texi: Remove paragraph mentioning new-ra.
13701 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13703 PR rtl-optimization/15139
13704 * combine.c: Include params.h.
13705 (count_rtxs): New function.
13706 (record_value_for_reg): If replace_rtx would replace at least
13707 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13708 (clobber (const_int 0)) instead of TEM.
13709 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13710 * params.h (MAX_LAST_VALUE_RTL): New.
13711 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13712 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13715 * c-typeck.c (digest_init): Only call build_vector if all constructor
13716 elements are *_CST nodes.
13717 * gimplify.c (gimplify_init_constructor): Likewise.
13719 PR middle-end/19164
13720 * c-typeck.c (digest_init): Only call build_vector if inside_init
13723 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13725 * toplev.c (init_asm_output): Remove dead #ifdef.
13727 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13729 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13731 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13733 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13734 accessing DECL_FUNCTION_CODE.
13735 * dojump.c (do_jump): Likewise.
13736 * gimplify.c (gimplify_call_expr): Likewise.
13737 * predict.c (expr_expected_value): Likewise.
13738 (strip_builtin_expect): Likewise.
13739 * tree-inline.c (estimate_num_insns_1): Likewise.
13740 * tree-ssa-loop-im.c (stmt_cost): Likewise
13741 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13742 (tree_expr_nonnegative_p): Likewise.
13744 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13746 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13747 variant of the load_pcrel_sym pattern.
13748 * config/sparc/sparc.md (P macro): Move to the top.
13749 (load_pcrel_sym): Macroize using P.
13750 (save_register_window): Likewise.
13752 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13754 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13755 ("sordered"): Same.
13757 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13760 * c-typeck.c (build_asm_expr): Strip nops off
13761 input memory operands.
13763 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13765 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13766 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13767 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13768 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13770 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13773 * config/i386/i386.c (override_options): If the 80387 is disabled,
13774 then do not return FP values using FP registers.
13776 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13778 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13779 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13780 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13781 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13782 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13783 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13784 output.h, postreload-gcse.c, postreload.c, recog.c,
13785 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13786 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13787 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13788 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13789 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13790 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13791 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13792 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13794 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13795 config/alpha/alpha.c, config/arm/vfp.md,
13796 config/i386/emmintrin.h, config/i386/i386-modes.def,
13797 config/i386/i386-protos.h, config/i386/i386.h,
13798 config/i386/pmmintrin.h, config/i386/ppro.md,
13799 config/i386/predicates.md, config/i386/xmmintrin.h,
13800 config/i860/i860.c, config/ia64/ia64-modes.def,
13801 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13802 config/ia64/ia64.md, config/ia64/itanium1.md,
13803 config/ia64/itanium2.md, config/ia64/predicates.md,
13804 config/iq2000/iq2000.h, config/mips/linux64.h,
13805 config/rs6000/aix41.h, config/rs6000/aix43.h,
13806 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13807 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13808 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13809 config/sparc/linux64.h, config/sparc/litecoff.h,
13810 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13811 config/sparc/sparc.h, config/sparc/sparc.md,
13812 config/sparc/sysv4-only.h: Update copyright.
13814 2005-01-18 Richard Henderson <rth@redhat.com>
13817 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13819 2005-01-18 Marc Espie <espie@openbsd.org>
13820 * config/i386/openbsdelf.h: Typo.
13822 2005-01-18 Richard Henderson <rth@redhat.com>
13824 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13825 special case for sse.
13826 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13828 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13830 * tree-inline.c (estimate_num_insns_1): Added cases for
13831 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13833 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13835 PR rtl-optimization/19296
13836 * combine.c (simplify_comparison): Rewrite the condition under
13837 which a non-paradoxical SUBREG of a PLUS can be lifted when
13838 compared against a constant.
13840 2005-01-18 Andi Kleen <ak@muc.de>
13842 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13843 * c.opt (-Wpointer-sign): Add.
13844 * doc/invoke.texi: (-Wpointer-sign): Add.
13846 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13848 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13849 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13850 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13851 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13852 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13853 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13854 for TARGET_MIX_SSE_I387.
13855 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13856 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13857 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13858 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13859 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13860 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13861 TARGET_MIX_SSE_I387.
13862 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13865 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13868 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13869 Add movaps alternative for xmm reg->reg move.
13871 2005-01-17 Jeff Law <law@redhat.com>
13873 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13874 at the end of the main DOM loop rather than just before DOM exits.
13876 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13878 PR tree-optimization/19121
13879 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13880 adding aliases to a name tag, also add them to the pointer's
13882 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13883 sensitive alias info at all. Only check that the two pointers
13884 have compatible pointed-to sets.
13885 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13886 a pointer's type tag is a superset of the alias set of the
13887 pointer's name tag.
13889 2005-01-17 James E Wilson <wilson@specifixinc.com>
13892 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13893 comment to document why.
13895 2005-01-17 Richard Henderson <rth@redhat.com>
13897 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13898 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13899 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13900 sse2_vmsminv2df3_finite): New.
13901 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13902 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13903 Force op1 into register.
13905 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13907 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13908 bubblestrap from always rebuilding build directory.
13910 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13912 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13913 ("*cmpmem_short"): Likewise.
13915 2005-01-17 Steven Bosscher <stevenb@suse.de>
13917 * basic-block.h: Document BB_* flags.
13918 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13919 use an sbitmap instead.
13920 * sched-rgn.c (compute_trg_info): Likewise.
13922 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13924 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13925 redundant target_cpu_default and extra_parts lines. Use the default
13927 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13928 (SUBTARGET_EXTRA_SPECS): Delete.
13929 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13930 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13931 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13932 and "n32" for -mabi=n32.
13934 2005-01-17 Ian Lance Taylor <ian@airs.com>
13937 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13938 fold constant variables into initial values.
13940 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13942 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13944 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13945 through the statements backward.
13947 2005-01-17 Ian Lance Taylor <ian@airs.com>
13949 PR middle-end/13127:
13950 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13951 a variable set to the return value of the inlined function.
13953 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13955 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13956 when modes are tieable.
13958 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13960 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13961 of pthread_create to find out if threads are enabled.
13962 * gthr-posix95.h (__gthread_active_p): Likewise.
13964 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13966 * common.opt (-fnew-ra): Remove.
13968 * toplev.h (flag_new_regalloc): Remove.
13969 * Makefile.in (ra*.*): Don't mention.
13970 * passes.c (rest_of_handle_new_regalloc): Remove.
13971 (rest_of_handle_combine, rest_of_compilation): Always consider
13972 flag_new_regalloc as false.
13973 * doc/invoke.texi: Don't document -fnew-ra.
13975 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13977 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13978 last parameter to reg_scan.
13979 * loop.c (loop_optimize): Likewise.
13980 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13981 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13982 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13983 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13984 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13985 * regclass.c (reg_scan): Likewise, for the declaration.
13986 * rtl.h (reg_scan): Likewise, for the prototype.
13988 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13990 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13991 mark_dfs_back_edges.
13993 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13995 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13996 (compute_avail): Uses don't go in tmp_gen.
13998 2005-01-16 Steven Bosscher <stevenb@suse.de>
14000 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14001 loop to look for a free slot in a page entry.
14003 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14006 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14007 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14008 just before targetm.asm_out.file_end.
14009 * tree.h (process_pending_assemble_output_defs): Declare.
14010 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14012 (assemble_alias): Defer generation of assembly code for defines when
14013 TARGET_DEFERRED_OUTPUT_DEFS is true.
14014 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14015 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14016 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14018 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14021 * pa.c (pa_scalar_mode_supported_p): New function.
14022 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14023 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14025 * pa-protos.h (prefetch_operand): Delete.
14026 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14027 * pa.c (prefetch_operand): Delete.
14028 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14029 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14030 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14031 and prefetch_nocc_operand.
14032 * pa.md (prefetch): Rework to avoid reload problems handling short
14033 displacements when a cache control completer needs to be provided.
14034 (prefetch_32, prefetch_64): Delete.
14035 (prefetch_cc, prefetch_nocc): New patterns.
14037 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14039 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14041 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14044 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14045 exceeds maximum alignment for global common data.
14046 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14047 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14049 2004-01-15 Roger Sayle <roger@eyesopen.com>
14051 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14053 2004-01-15 Roger Sayle <roger@eyesopen.com>
14055 * harg-reg-set.h (reg_class_names): Prototype global array.
14056 * regclass.c (reg_class_names): Declare here and initialize to
14058 (dump_regclass): Remove local declaration of reg_class_names.
14059 (regclass): Likewise.
14060 * cfg.c (dump_flow_info): Likewise.
14061 * ra-debug.c (reg_class_names): Likewise.
14062 * regrename.c (reg_class_names): Likewise.
14063 * reload.c (reg_class_names): Likewise.
14064 * reload1.c (spill_failure): Likewise.
14065 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14067 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14069 * config/s390/s390.md ("reload_outti"): Remove predicate for
14070 output operand. Abort if operand is not a MEM.
14071 ("reload_outdi", "reload_outdf"): Likewise.
14073 2005-01-15 Marc Espie <espie@openbsd.org>
14075 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14076 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14077 * config/openbsd.h: Fix C++ includes for native configurations.
14078 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14079 Add trampoline support.
14080 * config/i386/openbsdelf.h: New.
14082 2005-01-15 Marc Espie <espie@openbsd.org>
14084 * collect2.c (main): Explicitly parse -dynamic-linker option.
14086 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14088 PR tree-optimization/19060
14089 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14090 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14091 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14092 and handle extract_range_from_cond returning false.
14093 * fold-const.c (fold): Optimize comparisons with min/max even for
14094 width > HOST_BITS_PER_WIDE_INT.
14096 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14098 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14099 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14100 Remove little endian multilib variants.
14101 Add mips32 multilib variant.
14103 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14105 * explow.c (copy_all_reg, stabilize): Remove.
14106 * expr.h: Remove the corresponding prototypes.
14108 * rtlanal.c (regs_set_between_p): Remove.
14109 * rtl.h: Remove the corresponding prototype.
14111 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14113 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14114 to rs6000_nonimmediate_operand.
14115 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14116 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14117 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14118 rs6000_nonimmediate_operand.
14119 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14120 rs6000_nonimmediate_operand.
14122 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14124 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14126 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14128 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14130 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14131 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14133 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14134 (rs6k_nonimmediate_operand): New.
14135 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14137 (legitimate_lo_sum_address_p): Same.
14138 (rs6000_legitimize_address): Same.
14139 (rs6000_legitimize_reload_address): Same.
14140 (rs6000_legitimate_address): Same.
14141 (spe_build_register_parallel): Pass DF and DC modes in a DI
14144 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14145 to rs6k_nonimmediate_operand.
14147 * config/rs6000/spe.md ("*frob_df_di"): New.
14148 ("*frob_di_df"): New.
14149 ("*frob_di_df_2"): New.
14150 ("*mov_sidf_e500_subreg0"): New.
14151 ("*mov_sidf_e500_subreg4"): New.
14152 ("*movdf_e500_double"): Change predicate to
14153 rs6k_nonimmediate_operand.
14155 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14157 * postreload.c (move2add_note_store): Only call
14158 trunc_int_for_mode on scalar integers.
14160 2005-01-14 Steven Bosscher <stevenb@suse.de>
14162 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14163 replace BB_VISITED uses.
14164 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14165 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14166 (tree_dce_done): Free visited_control_parents.
14167 (perform_tree_ssa_dce): Allocate and clear it.
14168 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14169 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14170 instead of BB_VISITED.
14172 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14174 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14175 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14176 Remove unused prototypes.
14178 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14180 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14181 64-bit register usage.
14182 (spe_func_has_64bit_regs_p): Add FIXME note.
14184 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14186 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14187 flag_finite_math_only with flag_unsafe_math_optimizations.
14189 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14191 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14192 end-of-stack check.
14193 (__tpf_eh_return): Copy TPF private stack area from the module
14194 boundary stack frame. Add check for when module addresses are
14195 equal, but no stub address is found.
14197 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14200 * arm.h (struct machine_function): Add call_via field.
14201 (thumb_call_via_label): Declare.
14202 * arm.c (thumb_call_via_label): New variable.
14203 (thumb_call_reg_needed): New variable.
14204 (arm_output_function_epilogue): For Thumb code, output any per-function
14205 call-indirect trampolines.
14206 (thumb_call_via_reg): New function.
14207 (arm_file_end): New function.
14208 (TARGET_ASM_FILE_END): Call arm_file_end.
14209 (aof_file_end): Likewise.
14210 * arm-protos.h (thumb_call_via_reg): Declare.
14211 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14212 thumb_call_via_reg in normal case.
14214 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14216 PR middle-end/19084
14217 PR rtl-optimization/19348
14218 * recog.c (peephole2_optimize): Do global life update if some peephole
14219 decides it doesn't need at least one of its inputs and that change
14220 influences liveness at the start of the basic block.
14222 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14223 arguments instead of 1.
14225 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14227 PR middle-end/18820
14228 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14229 zero for nested functions needing a static chain or functions
14230 with a non-constant address.
14232 2005-01-13 Roger Sayle <roger@eyesopen.com>
14234 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14235 (and (sign_extend X) C) into (zero_extend (and X C)).
14237 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14239 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14241 2005-01-13 Richard Henderson <rth@redhat.com>
14246 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14247 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14248 not just TARGET_SSE.
14249 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14250 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14251 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14252 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14253 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14254 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14255 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14256 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14257 (movdicc_c_rex64): Rename with '*'.
14258 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14259 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14260 (movsfcc_1_387): Rename from movsfcc_1.
14261 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14262 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14263 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14264 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14265 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14266 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14267 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14268 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14269 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14270 sse_movdfcc_const0_4): Remove.
14271 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14272 recognize min/max early. Update for changed sse cmove patterns.
14273 (ix86_split_sse_movcc): New.
14274 * config/i386/i386-protos.h: Update.
14276 2005-01-13 Steven Bosscher <stevenb@suse.de>
14278 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14279 (fix_stmt_v_may_defs): Likewise.
14281 2005-01-13 Richard Henderson <rth@redhat.com>
14283 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14284 for converting the mask.
14286 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14288 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14291 2005-01-13 Richard Henderson <rth@redhat.com>
14293 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14294 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14295 IX86_BUILTIN_MOVDQ2Q): Remove.
14296 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14297 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14298 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14300 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14301 (sse2_pextrw): Fix immediate constraint.
14302 (sse2_loadq, sse2_loadq_rex64): Remove.
14303 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14304 Use __builtin_ia32_vec_ext_<size>.
14305 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14307 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14309 * function.c (assign_parm_setup_block): Look inside original
14310 entry_parm when inspecting PARALLEL.
14312 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14313 Joel Sherrill <joel@oarcorp.com>
14316 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14317 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14318 rtems_gxx_recursive_mutex_init.
14319 (__gthread_recursive_mutex_lock): New function.
14320 (__gthread_recursive_mutex_trylock): Likewise.
14321 (__gthread_recursive_mutex_unlock): Likewise.
14323 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14325 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14327 2005-01-13 Jan Beulich <jbeulich@novell.com>
14329 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14330 (ashrti3_internal): Indicate output is early clobber. Generate result
14331 into output rather than first input. Use move for low word of output
14332 if shift count is exactly 64.
14333 (lshrti3_internal): Likewise.
14335 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14339 * reload1.c (delete_output_reload): Don't delete an output reload
14340 if the pseudo lives longer than a single basic block. Adjust and
14341 improve wording of comment.
14343 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14346 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14347 of TYPE_SIZE where we mean the number of bytes.
14349 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14351 * function.c (assign_parm_setup_block): Relax condition on
14352 multi-register optimization.
14354 2005-01-12 Nick Clifton <nickc@redhat.com>
14356 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14357 an "in_delay_slot" attribute of "no" to prevent them being used in
14358 delay slots. This is forbidden because they might generate
14361 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14364 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14365 with r->Y and Y->r.
14367 2005-01-12 Nick Clifton <nickc@redhat.com>
14369 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14370 passed on to GAS) but do not define, as GAS no longer supports or
14371 needs the -m2000 option.
14373 2005-01-11 Roger Sayle <roger@eyesopen.com>
14375 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14376 type as args of unprototyped builtins aren't automatically promoted.
14377 (fold_builtin_abs): Likewise.
14379 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14381 * Makefile.in: Set a `build-warn' variable.
14383 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14385 PR tree-optimization/17949
14386 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14387 (find_interesting_uses_address): Use it.
14389 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14391 * regrename.c (kill_value): Handle subreg's that won't simplify.
14393 2005-01-11 Richard Henderson <rth@redhat.com>
14396 * config/i386/i386.h (enum ix86_builtins): Move ...
14397 * config/i386/i386.c: ... here.
14398 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14399 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14400 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14401 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14402 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14403 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14404 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14405 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14406 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14407 IX86_BUILTIN_LOADDDUP): Remove.
14408 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14409 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14410 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14411 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14412 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14413 (ix86_init_builtins): Make static.
14414 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14415 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14416 if all the modes match. Otherwise, fake it.
14417 (get_element_number, ix86_expand_vec_init_builtin,
14418 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14419 (ix86_expand_builtin): Make static. Update for changed builtins.
14420 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14421 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14422 (ix86_expand_vector_init_duplicate): New.
14423 (ix86_expand_vector_init_low_nonzero): New.
14424 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14425 Split out from ix86_expand_vector_init; handle integer modes.
14426 (ix86_expand_vector_init): Use them.
14427 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14428 * config/i386/i386-protos.h: Update.
14429 * config/i386/predicates.md (reg_or_0_operand): New.
14430 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14431 (movv2sf_internal): Likewise. And a splitter to match them all.
14432 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14433 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14434 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14435 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14436 (mmx_pinsrw): Fix operand ordering.
14437 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14438 rather than sse_loadss expander.
14439 (movv2df splitter): Similarly.
14440 (sse_loadss, sse_loadlss): Remove.
14441 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14442 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14443 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14444 (sse3_movddup): Rename with '*'.
14445 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14446 (sse2_loadsd): Remove.
14447 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14448 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14449 (sse2_pinsrw): Fix argument ordering.
14450 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14451 (sse2_stored): Remove 'r' destination.
14452 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14453 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14454 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14455 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14456 vec_extractv16qi, vec_initv16qi): New.
14458 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14459 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14460 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14462 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14463 (_mm_load_si128, _mm_store_si128): Likewise.
14464 (_mm_load1_pd): Use _mm_set1_pd.
14465 (_mm_load_sd): Use _mm_set_sd.
14466 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14467 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14468 (_mm_set_epi64): Use _mm_set_epi64x.
14469 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14470 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14471 _mm_setr_epi8): Use _mm_set_foo form.
14472 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14473 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14474 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14475 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14476 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14477 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14478 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14479 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14480 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14481 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14482 (_mm_movedup_pd): Use _mm_shuffle_pd.
14483 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14484 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14485 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14486 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14487 Use _mm_setzero_ps.
14488 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14489 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14490 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14491 (_mm_store_ps): Use raw dereference.
14492 (_mm_store1_ps): Use _mm_storeu_ps.
14493 (_mm_storer_ps): Use _mm_store_ps.
14494 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14495 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14497 2005-01-11 Stan Shebs <shebs@apple.com>
14499 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14500 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14502 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14505 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14506 Skip all DECLs except for FIELD_DECLs.
14508 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14510 * config/s390/s390.c (override_options): Return error if
14511 -mbackchain, -mpacked-stack and -mhard-float are used together.
14512 (s390_va_start): Remove the backchain && packed-stack special case.
14513 (s390_gimplify_va_arg): Likewise.
14514 * doc/invoke.texi: Remove the ABI incompatibility note.
14516 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14518 * config/s390/s390.c (struct s390_frame_layout): Remove
14520 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14521 save_backchain_p with TARGET_BACKCHAIN.
14523 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14526 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14527 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14528 * function.c (locate_and_pad_parm): Set new field.
14529 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14530 Tweak where_pad test to include "none". Always set mem align for
14532 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14533 not sufficient for type.
14534 (assign_parm_setup_block): If stack_parm is zero on entry, always
14535 make a new stack local. Block move old stack parm if necessary
14536 to new aligned stack local.
14537 (assign_parm_setup_stack): Use a block move to handle
14538 potentially misaligned entry_parm.
14539 (assign_parms_unsplit_complex): Specify required alignment when
14540 creating stack local.
14541 * calls.c (compute_argument_addresses): Override alignment of stack
14542 arg calculated from its type with the alignment given by
14543 FUNCTION_ARG_BOUNDARY.
14544 (store_one_arg): Likewise.
14546 2005-01-11 Jan Beulich <jbeulich@novell.com>
14548 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14549 Change respective itanium_class attribute to ialu.
14550 (shladdp4_internal): New.
14551 * config/ia64/predicates.md (shladd_log2_operand): New.
14553 2005-01-11 Richard Henderson <rth@redhat.com>
14555 * expr.c (store_constructor): Use rtvec_alloc instead of
14556 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14558 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14560 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14562 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14564 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14565 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14566 (TARGET_RWRELOC): Define.
14567 (ia64_rwreloc_section_type_flags): Delete.
14568 (ia64_section_type_flags): New function.
14569 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14570 (TARGET_RWRELOC): Define.
14572 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14575 * config/ia64/ia64.c (process_set): For alloc insn, only call
14576 process_epilogue is !frame_pointer_needed.
14578 2005-01-10 Roger Sayle <roger@eyesopen.com>
14581 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14582 unary operator and can't be treated as a binary/comparison operator.
14584 2005-01-10 Richard Henderson <rth@redhat.com>
14586 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14587 (ix86_return_in_memory): Likewise.
14588 (function_arg_advance): Likewise. Mirror structure in function_arg
14589 for choosing register to advance.
14591 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14593 * tree-vectorizer.c, tree.def: Fix comment typos.
14595 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14597 * config/s390/s390.c (struct processor_costs): 4 new fields:
14598 ddbr, ddr, debr, der.
14599 (s390_rtx_costs): More precise handling of divide instructions.
14601 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14603 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14605 2005-01-10 Jan Beulich <jbeulich@novell.com>
14607 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14608 names resulting from -ffunction-sections/-fdata-sections and linkonce
14610 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14611 based on the section name. Rearrange the section name comparison logic
14612 slightly so that each section name is compared against at most once.
14614 2005-01-10 Ben Elliston <bje@au.ibm.com>
14616 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14617 targets for which -fPIC reduces limitations on the GOT size.
14619 2005-01-09 Falk Hueffner <falk@debian.org>
14621 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14624 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14627 * collect2.c (main): Set aixrtl_flag for -brtl option.
14628 (resolve_lib_name): Search for .so file extension before .a
14629 if aixrtl_flag set.
14631 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14633 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14634 (vect_analyze_data_refs_alignment): Add dump prints.
14636 2005-01-09 Ira Rosen <irar@il.ibm.com>
14638 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14639 expr_invariant_in_loop_p.
14640 Initialize outputs first thing in the function.
14641 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14642 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14643 (vect_analyze_pointer_ref_access): Check that the initial condition of
14644 the access function is loop invariant.
14646 2005-01-09 Richard Henderson <rth@redhat.com>
14648 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14649 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14650 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14651 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14652 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14653 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14654 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14655 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14656 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14657 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14658 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14659 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14660 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14661 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14662 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14663 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14664 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14665 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14666 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14667 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14668 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14669 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14670 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14672 (mmx_clrdi, pavgusb): Remove.
14673 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14674 with leading sse_ prefix.
14675 * config/i386/sse.md: Receive them.
14676 * config/i386/mmx.md: New file.
14677 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14678 (subrv2sf3): Turn into expander for normal subtraction.
14679 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14680 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14681 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14682 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14683 commutative; use ix86_binary_operator_ok.
14684 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14685 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14686 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14687 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14688 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14689 Macroize from existing patterns; use ix86_binary_operator_ok.
14690 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14691 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14692 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14693 with vec_select+vec_concat.
14694 (mmx_pshufw, mmx_pshufw_1): Likewise.
14695 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14696 (mmx_uavgv4hi3): Model correctly.
14697 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14698 _mm_xor_si64): Remove casts.
14700 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14702 PR tree-optimization/19224
14703 * tree-scalar-evolution.c (get_instantiated_value,
14704 set_instantiated_value): New functions.
14705 (instantiate_parameters_1): Cache the results.
14706 (instantiate_parameters, resolve_mixers): Initialize and free
14709 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14711 * config/i386/i386.md (addhi_4): Correct reference in comment.
14714 2005-01-08 Richard Henderson <rth@redhat.com>
14716 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14717 (_mm_cvtsi128_si64x): Likewise.
14718 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14719 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14720 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14721 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14722 * config/i386/i386-protos.h: Update.
14723 * config/i386/i386.c (print_operand): Add 'H'.
14724 (ix86_fixup_binary_operands): Split out from ...
14725 (ix86_expand_binary_operator): ... here.
14726 (ix86_fixup_binary_operands_no_copy): New.
14727 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14728 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14729 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14730 (safe_vector_operand): Use CONST0_RTX.
14731 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14732 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14733 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14734 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14736 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14737 (IX86_BUILTIN_CMPNGESS): New.
14738 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14739 (attr type): Add sselog1.
14740 (attr unit, attr memory): Handle it.
14741 (movti, movti_internal, movti_rex64): Move near other integer moves.
14742 (movtf, movtf_internal): Move near other fp moves.
14743 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14744 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14745 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14746 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14747 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14748 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14749 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14750 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14751 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14752 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14753 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14754 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14755 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14756 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14757 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14758 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14759 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14760 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14761 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14762 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14763 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14764 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14765 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14766 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14767 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14768 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14769 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14770 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14771 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14772 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14773 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14774 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14775 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14776 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14777 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14778 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14779 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14780 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14781 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14782 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14783 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14784 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14785 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14786 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14788 (SSEPUSH, push<SSEPUSH>): Remove.
14789 (MMXPUSH, push<MMXPUSH>): Remove.
14790 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14791 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14792 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14793 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14794 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14795 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14796 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14797 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14798 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14799 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14800 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14801 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14802 (ppro_sse_log_V4SF): Handle sselog1.
14803 * config/i386/predicates.md (const_0_to_1_operand): New.
14804 (const_0_to_255_mul_8_operand): New.
14805 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14806 (const_2_to_3_operand, const_4_to_7_operand): New.
14807 * config/i386/sse.md: New file.
14808 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14809 (sse_movups): Rename from sse_movups_1.
14810 (sse_loadlss): Rename from sse_loadss_1.
14811 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14813 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14814 (absv4sf2, negv2df, absv2df): New.
14815 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14816 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14817 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14818 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14819 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14820 (sse3_addsubv4sf3): Model correctly.
14821 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14822 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14823 (sse_movhlps): Model with vec_select+vec_concat.
14824 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14825 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14826 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14827 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14828 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14829 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14830 sse2_pshufhw_1): Likewise.
14831 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14832 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14833 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14834 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14835 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14836 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14837 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14838 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14839 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14840 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14841 sminv8hi3): Mark commutative
14842 operands. Use ix86_binary_operator_ok.
14843 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14844 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14845 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14846 sse2_punpcklqdq): Allow operand2 in memory.
14847 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14848 sse2_movsd): Add memory alternatives.
14849 (sse_storelps): Turn expander into an insn; split after reload.
14850 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14851 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14853 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14855 * configure.ac (DWARF-2 debug_line): Use objdump.
14856 * configure: Regenerate.
14858 2005-01-08 Jeff Law <law@redhat.com>
14859 Diego Novillo <dnovillo@redhat.com>
14861 PR tree-optimization/18241
14862 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14863 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14864 statements with volatile operands.
14865 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14866 operands after marking a statement with has_volatile_ops.
14868 2005-01-08 Roger Sayle <roger@eyesopen.com>
14870 * tree.c (int_fits_type_p): Always honor integer constant
14871 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14873 2005-01-08 Roger Sayle <roger@eyesopen.com>
14875 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14876 the latent bug in rtl_delete_block has been resolved.
14878 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14880 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14881 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14883 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14885 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14886 library as @multilib_dir@/$(SHLIB_SONAME).
14888 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14890 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14891 * configure: Regenerate.
14893 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14895 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14898 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14901 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14902 Convert non-word aligned offset address using ld/std into
14905 2005-01-07 Richard Henderson <rth@redhat.com>
14907 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14909 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14911 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14913 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14915 PR tree-optimization/19283
14916 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14917 is not shorter than the original type.
14919 PR rtl-optimization/19012
14920 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14922 PR rtl-optimization/18861
14923 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14924 (FULL_STATE): Define.
14925 (mark_tablejump_edge): New function.
14926 (purge_dead_tablejump_edges): New function.
14927 (find_bb_boundaries): Use it.
14929 PR tree-optimization/18828
14930 * builtins.c (expand_builtin_next_arg): Remove argument and all
14931 the argument checking.
14932 (expand_builtin): Adjust caller.
14933 (expand_builtin_va_start): Likewise. Remove error for too many
14935 (fold_builtin_next_arg): Issue error for too many arguments.
14936 After checking arguments, replace them with magic arguments that
14937 prevent further checking of the args.
14939 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14941 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14943 2005-01-06 Roger Sayle <roger@eyesopen.com>
14946 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14947 and %{.S:...} (and their negative variants) to test whether the
14948 input file is assembler or pre-processed-assembler independent of
14949 the actual filename extension.
14951 2005-01-06 Roger Sayle <roger@eyesopen.com>
14953 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14954 of sign or zero extended values.
14956 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14958 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14959 for IBM long double format correctly.
14961 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14963 Fix PR tree-optimization/18792
14965 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14966 to first_loop_depth, and use loop depth instead of loop number.
14967 (build_classic_dir_vector): Ditto.
14968 (compute_data_dependences_for_loop): Use depth, not loop number.
14969 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14970 number. Pass in loops, instead of loop numbers.
14971 (gather_interchange_stats): Ditto.
14972 (linear_transform_loops): Ditto.
14974 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14977 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14978 biv_fits_mode_p, extension_within_bounds_p): New functions.
14979 (check_ext_dependent_givs): Use them.
14981 2005-01-06 Roger Sayle <roger@eyesopen.com>
14983 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14984 more than one barrier, in which case we should delete them all.
14986 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14988 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14990 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14992 Fix PR middle-end/19286
14994 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14995 output this subprogram, simply ignore this attempt to do it again.
14996 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14997 origin attribute if it's not possible.
14998 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14999 (decls_for_scope): Ditto.
15000 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15001 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15003 2005-01-05 Richard Henderson <rth@redhat.com>
15006 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15007 (bdesc_2arg): Use it.
15008 (ix86_expand_binop_builtin): Force operands into registers
15010 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15011 ix86_expand_sse_compare, ix86_expand_sse_comi,
15012 ix86_expand_builtin): Likewise.
15014 2005-01-05 Richard Henderson <rth@redhat.com>
15016 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15018 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15019 (mulv4hi3): Set itanium_class mmmul.
15020 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15021 (fpack): Rename from fpack_sfsf.
15023 2005-01-05 Richard Henderson <rth@redhat.com>
15026 * reload1.c (do_input_reload): Restrict the optimization deleteing
15027 a previous output reload to RELOAD_FOR_INPUT.
15029 2005-01-05 Steven Bosscher <stevenb@suse.de>
15031 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15032 comment that we fall through after case.
15033 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15034 (distribute_links): Likewise.
15035 * cse.c (cse_insn): Likewise.
15036 * cselib.c (cselib_invalidate_mem): Likewise.
15037 * df.c: Update comments at the top of the file.
15038 (read_modify_subreg_p): Update comments here too.
15039 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15040 * flow.c (mark_set_1): Likewise.
15041 (mark_used_regs): Likewise.
15042 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15043 (canon_list_insert): Likewise.
15044 (mark_set): Likewise.
15045 (try_replace_reg): Likewise.
15046 (store_killed_in_insn): Likewise.
15047 * loop.c (count_one_set): Likewise.
15048 (basic_induction_var): Likewise.
15049 * postreload-gcse.c (find_mem_conflicts): Likewise.
15050 * postreload.c (reload_combine_note_store): Likewise.
15051 (move2add_note_store): Likewise.
15052 * reload.c (find_equiv_reg): Likewise.
15053 (mark_referenced_resources): Likewise.
15054 * rtlanal.c (set_noop_p): Likewise.
15055 (note_stores): Likewise.
15056 (note_uses): Likewise.
15057 * sched-deps.c (sched_analyze_1): Likewise.
15058 * sched-rgn.c (check_live_1): Likewise.
15059 (update_live_1): Likewise.
15060 * config/i860/i860.c: Likewise.
15062 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15064 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15066 * doc/rtl.texi: Update documentation for bit-fields and SET.
15068 2005-01-05 Roger Sayle <roger@eyesopen.com>
15070 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15072 2005-01-05 Jan Hubicka <jh@suse.cz>
15073 Richard Henderson <rth@redhat.com>
15076 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15079 2005-01-05 Richard Henderson <rth@redhat.com>
15082 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15083 (sse_shufps): Change operand 3 to const_int_operand.
15084 (sse2_storelps): Fix typo in template.
15085 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15086 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15087 (ix86_expand_builtin): Likewise.
15089 2005-01-05 Julian Brown <julian@codesourcery.com>
15091 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15092 as aggregates for AAPCS ABIs.
15094 2005-01-05 Stan Shebs <shebs@apple.com>
15096 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15097 Mach-O getters if ppc64.
15098 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15100 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15101 signed four-byte field for global code case.
15102 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15104 2005-01-05 Roger Sayle <roger@eyesopen.com>
15106 PR middle-end/19100
15107 * c-common.c: Include real.h.
15108 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15109 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15110 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15111 * Makefile.in (c-common.o): Update dependencies.
15113 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15115 * c-parse.in (asm_string): Add trailing semicolon.
15117 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15119 * c-parse.in (asm_string): New. Don't allow wide strings in
15121 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15122 asm_string instead of STRING.
15124 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15126 * c-typeck.c (constructor_no_implicit): Remove.
15127 (set_designator, process_init_element): Don't check
15128 constructor_no_implicit.
15130 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15131 Kaz Kojima <kkojima@gcc.gnu.org>
15134 * lcm.c (create_pre_exit): New.
15135 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15136 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15138 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15140 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15141 -msoft-float in target_float_switch.
15142 * arm.c (arm_override_options): Fix processing of target_float_switch.
15144 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15146 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15149 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15151 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15152 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15154 2005-01-04 Roger Sayle <roger@eyesopen.com>
15156 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15157 if deleting the then-block allows the test-block to fallthru to the
15160 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15163 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15164 after the full declaration if the are in two different TUs.
15166 2005-01-04 Richard Henderson <rth@redhat.com>
15169 * tree-sra.c (generate_one_element_init): Just
15170 call gimplify_and_add.
15171 (generate_element_init): Record the
15172 new referenced variables and mark them for renaming
15173 and split out to ...
15174 (generate_element_init_1): This.
15175 (scalarize_init): Don't call push_gimplify_context/
15176 pop_gimplify_context.
15178 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15180 * toplev.c (get_src_pwd): Handle failure of getpwd().
15182 2005-01-04 Roger Sayle <roger@eyesopen.com>
15184 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15186 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15187 all the cases handled by it are inverted by invert_truthvalue.
15189 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15191 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15192 (save_register_windowsi): Likewise.
15194 2005-01-04 Richard Henderson <rth@redhat.com>
15196 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15198 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15200 PR middle-end/17767
15201 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15202 any simplifications of vector mode comparison operators.
15203 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15205 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15206 Devang Patel <dpatel@apple.com>
15208 PR tree-optimization/18308
15209 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15210 the operands before creating a new expression.
15211 * dojump.c (do_jump): Make drop_through_label available
15212 for all cases. Add expansion of COND_EXPR.
15214 2005-01-04 Ira Rosen <irar@il.ibm.com>
15216 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15217 INTEGER_CST instead of TREE_CONSTANT.
15218 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15219 instead of TREE_CONSTANT.
15220 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15221 instead of TREE_CONSTANT.
15223 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15225 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15227 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15230 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15231 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15233 2005-01-03 Richard Henderson <rth@redhat.com>
15235 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15236 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15237 fold_convert_const_real_from_real): Split out from ...
15238 (fold_convert_const): ... here.
15240 2005-01-03 Richard Henderson <rth@redhat.com>
15243 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15244 (mov<MMXMODEI>_internal): Likewise.
15245 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15246 Add V2SF case; use it for SSE1; don't use TI.
15247 (movdf_integer): Likewise.
15248 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15250 2005-01-03 Ira Rosen <irar@il.ibm.com>
15252 * tree-vectorizer.c (vect_strip_conversions): New function.
15253 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15254 check for binary class.
15256 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15260 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15262 * gimple-low.c (mark_blocks_with_used_vars): New function.
15263 (mark_blocks_with_used_subblocks): Ditto.
15264 (mark_used_blocks): Ditto.
15265 (pass_mark_used_blocks): New pass.
15266 * tree-inline.c: Include debug.h.
15267 (expand_call_inline): Call outlining_inline_function here.
15268 * tree-optimize.c (init_tree_optimization_passes): Add
15269 pass_mark_used_blocks.
15270 * tree-pass.h (pass_mark_used_blocks): New.
15271 * Makefile.in (tree-inline.o): Add debug.h dependency.
15273 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15275 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15276 VAR_DECLs to have weak_import attribute.
15278 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15281 2004-01-03 Steven Bosscher <stevenb@suse.de>
15283 * passes.c (rest_of_compilation): Don't run regmove if only
15284 flag_expensive_optimizations, require flag_regmove instead.
15286 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15288 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15290 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15291 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15292 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15293 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15295 2005-01-03 Richard Henderson <rth@redhat.com>
15297 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15298 (ia64_const_ok_for_letter_p): New.
15299 (ia64_const_double_ok_for_letter_p): New.
15300 (ia64_extra_constraint): New.
15301 (ia64_expand_vecint_compare): New.
15302 (ia64_expand_vcondu_v2si): New.
15303 (ia64_expand_vecint_cmov): New.
15304 (ia64_expand_vecint_minmax): New.
15305 (ia64_print_operand): Add 'v'.
15306 (ia64_preferred_reload_class): New.
15307 (ia64_vector_mode_supported_p): New.
15308 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15309 (PREFERRED_RELOAD_CLASS): Move to function.
15310 (CONST_OK_FOR_LETTER_P): Move to function.
15311 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15312 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15313 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15314 (EXTRA_CONSTRAINT): Move to function.
15315 * config/ia64/ia64.md: Include vect.md.
15316 (itanium_class): Add mmalua.
15318 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15320 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15321 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15323 (const_int_2bit_operand): New.
15324 (fr_reg_or_0_operand): New.
15325 * config/ia64/ia64-modes.def: Add vector modes.
15326 * config/ia64/ia64-protos.h: Update.
15327 * config/ia64/vect.md: New file.
15329 2005-01-03 Richard Henderson <rth@redhat.com>
15331 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15333 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15336 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15338 (log1pdf2): Change mode of operands[0,1] to DFmode.
15340 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15342 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15343 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15344 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15345 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15346 SPARC_RELAXED_ORDERING.
15348 2005-01-03 Richard Henderson <rth@redhat.com>
15349 Uros Bizjak <uros@kss-loka.si>
15352 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15353 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15354 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15356 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15357 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15358 const_pow2_1_to_128_operand): New predicates.
15360 2005-01-02 Greg McGary <greg@mcgary.org>
15362 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15364 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15365 object. [ptr_type]: Remove unused variable.
15366 Remember nearest addressable array-element or record-component
15367 when checking bitfield components. Tolerate empty BIND_EXPR.
15369 2005-01-01 Richard Henderson <rth@redhat.com>
15371 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15372 that don't narrow the value. Fail for other conversions.
15374 2005-01-01 Richard Henderson <rth@redhat.com>
15377 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15378 * c-lang.c (finish_file): Don't do it here.
15379 * objc/objc-act.c (objc_finish_file): Likewise.
15381 * cgraph.c (decl_assembler_name_equal): New.
15382 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15383 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15384 * cgraph.h (struct cgraph_varpool_node): Add next.
15385 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15386 * varasm.c (assemble_alias): Mark the target as needed.
15388 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15390 PR middle-end/19221
15391 * function.c (get_arg_pointer_save_area): Use entry_of_function
15392 instead of get_insns.
15394 2005-01-01 Roger Sayle <roger@eyesopen.com>
15395 Andrew Pinski <pinskia@physics.uc.edu>
15396 James E. Wilson <wilson@specifixinc.com>
15398 PR rtl-optimization/12092
15399 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15402 2005-01-01 Roger Sayle <roger@eyesopen.com>
15403 Olivier Hainque <hainque@act-europe.fr>
15405 * tree.c (int_fits_type_p): A narrower type always fits in a
15406 wider one, except for negative values into unsigned types.
15408 2005-01-01 Roger Sayle <roger@eyesopen.com>
15410 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15411 with the original constant rather than require TREE_OVERFLOW.
15413 2005-01-01 Steven Bosscher <stevenb@suse.de>
15415 PR middle-end/17544
15416 * c-decl.c (finish_function): If compiling C99, annotate the
15417 compiler generated return with the current file name and line 0.
15418 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15419 the source line is greater than 0.
15420 (remove_bb): Likewise.