1 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
3 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4 the flags are of appropriate types.
5 (num_ssa_operands): Generalize using the generic interface.
6 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
9 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
11 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
12 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
14 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
16 * tree-outof-ssa.c (edge_leader, stmt_list,
17 analyze_edges_for_bb): Use VEC instead of VARRAY.
18 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
19 (perform_edge_inserts): Call init_analayze_edges_for_bb and
20 fini_analayze_edges_for_bb.
22 2005-05-04 James E Wilson <wilson@specifixinc.com>
25 * gcc.c (process_command): In the second argv scan loop, ignore
26 Xassembler and Xpreprocessor, along with their argument.
28 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
30 * tree-flow-inline.h, tree-ssa-operands.c,
31 tree-ssa-operands.h, tree-ssa-opfinalize.h:
32 Likewise. tree-vn.c: Fix comment typos.
33 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
35 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
37 * doc/tm.texi (Target Hooks): Document
38 TARGET_RESOLVE_OVERLOADED_BUILTIN.
40 2005-05-04 Paul Brook <paul@codesourcery.com>
42 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
44 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
46 * dwarf2out.c (incomplete_types, retry_incomplete_types,
47 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
50 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
51 get_expansion, expand_var_during_unrolling,
52 insert_var_expansion_initialization,
53 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
56 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
59 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
62 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
63 the same as INTEGER_TYPE.
64 (fold_binary): Fold "bool_var != 0" to bool_var.
65 Fold "bool_var == 1" to bool_var.
67 2004-05-03 Richard Henderson <rth@redhat.com>
70 * function.c (instantiate_virtual_regs_in_insn): Use the mode
71 from recog_data instead of insn_data.
73 2005-05-03 DJ Delorie <dj@redhat.com>
75 * common.opt (fdiagnostics-show-option): No variable is needed.
76 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
77 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
78 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
79 Save and restore original message format. Use flag in context
81 (warning): Don't test for enabled warnings here.
82 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
85 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
87 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
88 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
89 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
90 * aclocal.m4: Don't include accross.m4.
91 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
92 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
93 * configure, config.in: Regenerate.
95 2005-05-04 Jakub Jelinek <jakub@redhat.com>
98 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
99 (clear_storage): Add argument.
100 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
101 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
103 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
104 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
105 (store_expr, store_constructor): Adjust callers.
106 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
107 to emit_block_move if CALL_EXPR_TAILCALL (exp).
108 (expand_builtin_memmove): Add ORIG_EXP argument, copy
109 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
110 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
111 with EXP. Pass EXP to expand_builtin_memmove.
112 (expand_builtin_memset): Add ORIG_EXP argument, pass
113 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
114 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
115 Pass EXP to expand_builtin_memset.
116 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
118 (expand_builtin_strncmp): Likewise.
119 (expand_builtin_printf): Replace ARGLIST argument with EXP.
120 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
121 (expand_builtin_fprintf): Likewise.
122 (expand_builtin): Adjust calls to
123 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
125 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
128 PR rtl-optimization/21239
129 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
131 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
133 * tree-flow.h (tree_ann_common_d): Move aux to ...
134 (stmt_ann_d): ... here.
135 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
136 move_computations_stmt, schedule_sm): Update references to
138 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
140 * tree-cfg.c (remove_bb): Remove a redundant call to
142 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
145 2005-05-03 Richard Henderson <rth@redhat.com>
147 * config/rs6000/rs6000.c: Remove conflict markers.
149 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
151 2005-05-03 James E Wilson <wilson@specifixinc.com>
153 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
155 2005-05-03 DJ Delorie <dj@redhat.com>
157 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
158 decide if the warning will be printed.
159 * calls.c (expand_call): Likewise.
160 * function.c (init-function_start): Likewise.
162 * common.opt (-fdiagnostics-show-option): New.
163 * opts.c (option_enabled): Accept the option index instead of a
164 pointer to the option descriptor.
165 * opts.h (option_enabled): Likewise.
166 * toplev.c (print_switch_values): Pass option index, not option
168 * diagnostic.h (diagnostic_info): Add option_index.
169 * diagnostic.c: Include opts.h.
170 (diagnostic_set_info): Initialize option_index.
171 (diagnostic_report_diagnostic): Amend option name if appropriate.
172 (warning): Check to see if the specified warning is enabled.
174 * doc/invoke.texi (-fdiagnostics-show-options): Document.
176 2005-05-03 Richard Henderson <rth@redhat.com>
178 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
179 SPEC_OR_GEN_REGS definitions.
181 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
184 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
185 for unavailable registers.
187 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
189 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
191 * cfglayout.c (block_locators_blocks,
192 insn_locators_initialize, insn_scope): Use VEC instead of
195 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
196 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
199 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
201 * config/sparc/predicates.md (const_compl_high_operand): New.
202 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
204 (sparc_emit_set_const64_quick1): Adjust for above change.
205 (sparc_emit_set_const64_quick2): Likewise.
206 (sparc_emit_set_const64_longway): Likewise.
207 (sparc_emit_set_const64): Likewise.
208 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
209 movdi_const64_special): Delete.
210 (logical constant splitters): Use const_compl_high_operand.
212 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
214 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
215 rather than STRIP_NOPS.
217 2005-05-03 Jakub Jelinek <jakub@redhat.com>
219 PR rtl-optimization/21330
220 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
222 (unswitch_single_loop): Clear cinsn when retrying.
225 * config/i386/i386.c (legitimize_address): When canonicalizing
226 ASHIFT into MULT, multiply by 1 << shift_count instead of
227 1 << log2 (shift_count).
229 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
231 * lambda-code.c (gcc_loop_to_lambda_loop,
232 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
233 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
234 generic operand interface.
235 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
236 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
237 generic operand interface.
238 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
239 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
240 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
241 num_imm_uses): Use ssa_use_operand_t.
242 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
243 get_v_must_def_ops): Delete.
244 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
245 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
246 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
247 get_v_must_def_kill_ptr): Delete.
248 (delink_stmt_imm_use): Move and use new operand interface.
249 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
250 op_iter_next_tree): Use new operand implementation.
251 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
252 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
254 (op_iter_next_mustdef, op_iter_next_maydef,
255 op_iter_next_must_and_may_def): Delete. Replace with...
256 (op_iter_next_maymustdef): New. Combine must and may next operations.
257 (op_iter_init_maydef, op_iter_init_mustdef,
258 op_iter_init_must_and_may_def): Use new interface.
259 (single_ssa_tree_operand ): New. Process single operands only as trees.
260 (single_ssa_use_operand): New. Process single operands only as uses.
261 (single_ssa_def_operand): New. Process single operands only as defs.
262 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
264 (num_ssa_operands): New. Count the number of specified operands.
265 (compare_ssa_operands_equal): New. Compare two statements' operands.
266 (single_phi_def): New. Return true if PHI has one def of the specified
268 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
269 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
270 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
271 (struct stmt_ann_d): Operands field no longer require GTY().
272 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
273 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
274 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
275 dump_replaceable_exprs, rewrite_trees): Use generic interface.
276 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
277 Use use_operand_p instead of ssa_imm_use_t *.
278 * tree-pretty-print.c (dump_vops): check if operands are active before
279 dumping virtual operands.
280 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
281 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
282 (ccp_fold): Use new interface.
283 (ccp_visit_stmt): Remove unused variables and code.
284 (convert_to_gimple_builtin): Insert statements before calling
285 mark_new_vars_to_rename.
286 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
287 (copy_prop_visit_cond_stmt): Use generic interface.
288 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
290 (thread_across_edge): Use generic interface.
291 (initialize_hash_element): Initialzie with stmt, not annotation.
292 (eliminate_redundant_computations): Use generic interface.
293 (record_equivalences_from_stmt): Pass stmt, not annotation.
294 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
296 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
297 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
298 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
299 generic operand interface.
300 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
302 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
304 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
305 (build_defs, build_uses, build_v_may_defs, build_vuses,
306 build_v_must_defs): Change type to struct opbuild_list_d.
307 (ops_active): New. Operands active boolean.
308 (operand_memory, operand_memory_index): New. Operand memory managers.
309 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
310 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
311 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
312 Change from functions to static variable list heads.
313 (opbuild_initialize_virtual): New. Initialize a virtual build list.
314 (opbuild_initialize_real): New. Initialize a virtual build list.
315 (opbuild_free): New. Free a build list.
316 (opbuild_num_elems): New. Number of items in a list.
317 (opbuild_append_real): New. Add a real (tree *) operand.
318 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
319 (opbuild_first): New. Return first element index in a list.
320 (opbuild_next): New. Return next element in a list.
321 (opbuild_elem_real): New. Return real element.
322 (opbuild_elem_virtual): New. Return virtual element.
323 (opbuild_elem_uid): New. Return UID of virtual element.
324 (opbuild_clear): New. Reset an operand list.
325 (opbuild_remove_elem): New. Remove an element form a list.
326 (ssa_operands_active): New. Return true if operand cache is active.
327 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
328 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
329 (correct_use_link): Use use_operand_p.
330 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
331 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
332 (cleanup_v_may_defs): Use new implmentation.
333 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
335 (append_def, append_use, append_v_may_def, append_vuse,
336 append_v_must_def): Call opbuild_append routine instead of using varray.
337 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
338 global parse_old_ops variable.
339 (free_ssa_operands): New implementation.
340 (update_stmt_operands): Move. Change argument to build_ssa_operands.
341 (copy_virtual_operands): Move. New generic implementation.
342 (create_ssa_artficial_load_stmt): Move. New implementation.
343 (swap_tree_operands): Update for new implementation.
344 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
345 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
346 rather than a varray.
347 (verify_imm_links): Use use_operand_p.
348 (dump_immediate_uses_for): If the immediate use variable is a virtual
349 variable, show the virtual ops in the stmt.
350 * tree-ssa-operands.h (def_operand_p): No longer a structure.
351 (NULL_DEF_OPERAND_P): Now a #define.
352 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
353 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
354 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
355 mustdef_optype_d): New. Use Linked list representation.
356 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
357 (struct ssa_operand_memory_d): New. Allocated Chunk node.
358 (struct stmt_operands_d): Change to new pointers that are not GTY.
359 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
360 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
361 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
362 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
363 SET_V_MUST_DEF_KILL): Delete.
364 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
365 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
366 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
367 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
368 (enum ssa_op_iter_type): Operand iterator typechecking values.
369 (struct ssa_operand_iterator_d): Use linked lists of operands.
370 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
371 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
372 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
373 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
374 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
375 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
376 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
377 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
378 * tree-ssa-opfinalize.h: New. Function templates for expansion.
379 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
380 alloc_vuse, and alloc_mustdef.
381 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
382 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
383 and finalize_ssa_v_must_def_ops.
384 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
385 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
387 (compute_avail): Use generic iterator interface.
388 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
389 (stmt_makes_single_load, stmt_makes_single_store): Use
391 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
392 (statement_sink_location): Use generic interface.
393 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
394 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
395 reset the immediate use link nodes.
396 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
397 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
398 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
399 (eliminate_tail_call): Use generic operand interface.
400 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
401 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
403 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
405 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
406 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
408 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
409 Use statement pointer instead of vuse_optype. Use generic interface.
410 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
411 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
412 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
413 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
414 * doc/tree-ssa.texi: Update documentation for operand interface.
416 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
418 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
419 gcc_unreachable as appropriate.
420 (machopic_function_base_name, machopic_indirect_data_reference,
421 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
422 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
423 * config/rs6000/altivec.md (*mov<mode>_internal,
424 build_vector_mask_for_load): Likewise.
425 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
426 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
427 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
428 * config/rs6000/predicates.md (easy_fp_constant,
429 logical_operand): Likewise.
430 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
431 compute_save_world_info, rs6000_emit_prologue,
432 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
433 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
436 2005-05-03 Uros Bizjak <uros@kss-loka.si>
439 * convert.c (convert_to_integer): Convert ceil and floor in
442 2005-04-29 Geoffrey Keating <geoffk@apple.com>
445 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
446 define_insn_and_split. Split only when memory operand is
447 offsettable. Use adjust_address rather than plus_constant.
448 (floatunssidf2_internal): Likewise.
449 (fix_truncdfsi2_internal): Split only when memory operand is
450 offsettable. Use adjust_address rather than plus_constant.
451 (fix_trunctfsi2_internal): Likewise.
452 (floatsidf2_internal): Likewise.
454 2005-05-02 Diego Novillo <dnovillo@redhat.com>
456 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
457 (set_value_range_to_null): Likewise.
458 (set_value_range_to_varying): New function. Use it in all
459 call sites that used to call set_value_range (vr, VR_VARYING, ...).
460 (extract_range_from_assert): If the integral type has a
461 super-type, and LIMIT is not within MIN and MAX values of that
462 type, set the resulting range to VR_VARYING.
464 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
466 * config/mmix/mmix.opt: New file.
467 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
468 (mmix_cc1_ignored_option): Don't declare.
469 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
470 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
471 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
472 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
473 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
474 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
475 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
476 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
478 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
479 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
480 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
482 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
485 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
486 * c-decl.c (current_function_prototype_built_in,
487 current_function_prototype_arg_types): New.
488 (merge_decls): Keep source location of prototype followed by
489 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
490 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
491 (start_function): Always set current_function_prototype_locus,
492 current_function_prototype_built_in and
493 current_function_prototype_arg_types. Check for external
494 prototype whether or not visible for external function and set
495 current_function_prototype_arg_types accordingly.
496 (store_parm_decls_oldstyle): Use
497 current_function_prototype_arg_types for checking old-style
498 definition against prototype. Give warnings only if
499 current_function_prototype_built_in).
501 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
503 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
504 (ggc_alloc_zone_stat): Don't define.
505 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
506 ggc_alloc_zone_pass_stat.
507 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
508 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
509 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
511 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
513 * calls.c (expand_call): Handle current_function_pretend_args_size
514 when checking for sibcalls.
516 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
518 PR tree-optimization/21294
519 * tree-vrp.c (vrp_expr_computes_nonzero): New.
520 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
522 2005-05-02 Janis Johnson <janis187@us.ibm.com>
525 * gcov-io.h: Declare gcov external functions hidden.
527 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
529 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
530 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
531 Use VEC instead of VARRAY.
534 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
537 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
539 * c-common.c (resolve_overloaded_builtin): Forward to target
540 hook for BUILT_IN_MD built-ins.
541 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
542 for all types of built-in.
543 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
544 in the definition of the target hooks struct.
545 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
546 * config/rs6000/altivec.h: Rewritten.
547 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
548 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
549 rs6000_builtin_type, rs6000_builtin_type_compatible,
550 altivec_overloaded_builtins, rs6000_builtin_type,
551 rs6000_builtin_type_compatible): New.
552 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
554 (def_builtin): Turn into a function. Check for duplicates and store
555 the builtin into rs6000_builtin_decls.
556 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
557 bdesc_1arg): Add overloaded builtins.
558 (altivec_expand_builtin): Check for unresolved overloaded builtins,
559 do not support ALTIVEC_COMPILETIME_ERROR.
560 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
561 nodes to represent front-end types.
562 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
563 with opaque arguments and/or return values.
564 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
565 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
566 (rs6000_builtin_type_index): New.
567 (is_ev64_opaque_type): Rename to...
568 (rs6000_is_opaque_type): ... this.
569 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
572 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
574 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
577 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
578 Bernd Schmidt <bernd.schmidt@analog.com>
580 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
581 print_address_operand, print_operand, legitimize_pic_address,
582 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
583 output_pop_multiple): Use gcc_assert or gcc_unreachable as
585 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
587 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
589 * doc/passes.texi: Document vectorization pass.
591 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
593 * tree-scalar-evolution.c (get_exit_conditions_rec,
594 select_loops_exit_conditions,
595 number_of_iterations_for_all_loops,
596 analyze_scalar_evolution_for_all_loop_phi_nodes,
597 scev_analysis): Use VEC instead of VARRAY.
599 2005-05-02 Michael Matz <matz@suse.de>
602 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
603 (warn_strict_null_sentinel): Define.
604 (check_function_sentinel): Check for null_node as valid sentinel too.
605 * c-common.h (c_tree_index): Added CTI_NULL.
606 (null_node) Define global_tree[CTI_NULL].
607 (warn_strict_null_sentinel): Declare.
608 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
609 * c.opt: (Wstrict-null-sentinel): New C++ option.
610 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
612 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
614 * gimplify.c (gimplify_compound_lval): Use VEC instead of
617 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
619 * dwarf2out.c (decl_scope_table, push_decl_scope,
620 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
623 2005-05-01 Mark Mitchell <mark@codesourcery.com>
626 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
628 * doc/cpp.texi (__DEPRECATED): Document.
629 (__EXCEPTIONS): Likewise.
630 (__GXX_WEAK__): Likewise.
632 * function.c (INVOKE__main): Do not define.
633 (expand_main_function): Check HAS_INIT_SECTION when determining
634 whether or not to call __main.
636 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
638 * tree-ssa-loop-ivopts.c: Fix a comment typo.
640 2005-01-05 Paul Brook <paul@codesourcery.com>
642 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
643 (INITIALIZE_TRAMPOLINE): Use it.
644 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
645 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
646 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
648 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
650 * doc/install.texi (Specific): Omit dots in the @anchors names
651 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
652 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
654 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
656 PR tree-optimization/18316
657 PR tree-optimization/19126
658 * tree.c (build_int_cst_type): Avoid shift by size of type.
659 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
661 * tree-scalar-evolution.h (simple_iv): Declaration changed.
662 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
664 (dump_cand): Dump depends_on information.
665 (determine_biv_step): Add argument to simple_iv call.
666 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
667 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
669 (add_candidate_1): Record depends_on for candidates.
670 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
671 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
672 Handle ivs with nonconstant step.
673 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
674 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
675 (create_new_iv): Unshare the step before passing it to create_iv.
676 (free_loop_data): Free cand->depends_on.
677 (build_addr_strip_iref): New function.
678 (find_interesting_uses_address): Use build_addr_strip_iref.
679 (strip_offset_1): Split the recursive part from strip_offset.
680 Strip constant offset component_refs and array_refs.
681 (strip_offset): Split the recursive part to strip_offset_1.
682 (add_address_candidates): Removed.
683 (add_derived_ivs_candidates): Do not use add_address_candidates.
684 (add_iv_value_candidates): Add candidates with stripped constant
685 offset. Consider all candidates with initial value 0 important.
686 (struct affine_tree_combination): New.
687 (aff_combination_const, aff_combination_elt, aff_combination_scale,
688 aff_combination_add_elt, aff_combination_add,
689 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
690 fold_affine_sum): New functions.
691 (get_computation_at): Use fold_affine_sum.
692 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
693 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
696 2005-04-30 Michael Matz <matz@suse.de>
698 * config/i386/i386.md (movmemsi): Also active when
699 TARGET_INLINE_ALL_STRINGOPS.
701 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
704 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
706 2005-04-30 Paul Brook <paul@codesourcery.com>
708 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
710 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
711 * config/arm/ieee754-sf.S: Ditto.
712 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
713 (FUNC_ALIAS): Use .thumb_set for thumb routines.
715 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
717 * tree-ssanames.c: Fix a comment typo.
718 * doc/options.texi: Fix a typo.
720 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
722 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
723 gcc_unreachable as appropriate.
724 (split_adds_subs, cond_string, print_operand,
725 h8300_initial_elimination_offset, h8300_classify_operand,
726 h8300_unary_length, h8300_short_immediate_length,
727 h8300_bitfield_length, h8300_binary_length,
728 h8300_insn_length_from_table, compute_mov_length, output_plussi,
729 compute_plussi_length, compute_plussi_cc, output_logical_op,
730 compute_logical_op_length, compute_logical_op_cc,
731 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
732 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
733 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
734 h8300_regs_ok_for_stm): Likewise.
735 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
736 monitor_prologue): Likewise.
738 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
740 * loop-invariant.c (invariants, create_new_invariant,
741 get_inv_cost, best_gain_for_invariant,
742 find_invariants_to_move, move_invariants,
743 init_inv_motion_data, free_inv_motion_data): Use VEC instead
746 2005-04-29 Richard Henderson <rth@redhat.com>
748 * function.c (instantiate_decls): Remove valid_only argument.
749 (instantiate_decls_1, instantiate_decl): Likewise.
750 (instantiate_virtual_regs_1): Delete.
751 (instantiate_virtual_regs_lossage): Delete.
752 (instantiate_virtual_regs_in_rtx): New.
753 (safe_insn_predicate): New.
754 (instantiate_virtual_regs_in_insn): New.
755 (instantiate_virtual_regs): Update to match all that. Only run
756 instantiate_decls once.
758 2005-04-29 Richard Henderson <rth@redhat.com>
759 Daniel Jacobowitz <dan@codesourcery.com>
761 * gengtype.c (write_func_for_structure): Split out ...
762 (output_type_enum): ... new function. Fix thinko accessing
763 TYPE_PARAM_STRUCT data.
765 2005-04-29 Tom Tromey <tromey@redhat.com>
767 * tree.c (build_block): Removed unused 'tags' argument.
768 * tree.h (build_block): Removed argument.
770 2005-04-29 Michael Matz <matz@suse.de>
772 PR rtl-optimization/21144
773 * postreload.c (reload_cse_move2add): Check for VOIDmode.
775 2005-04-29 Bob Wilson <bob.wilson@acm.org>
777 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
780 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
782 PR tree-optimization/21030
783 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
784 ranges where VR->MAX is smaller than VR->MIN.
786 2005-04-29 Devang Patel <dpatel@apple.com>
788 PR tree-optimization/21272
789 PR tree-optimization/21266
790 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
792 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
794 * tree-flow-inline.h: Fix a comment typo.
795 * doc/tree-ssa.texi: Fix a typo.
797 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
799 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
801 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
802 gcc_unreachable as appropriate.
803 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
804 fr30_print_operand, fr30_move_double): Likewise.
805 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
807 2005-04-29 Mark Mitchell <mark@codesourcery.com>
809 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
810 definition has already been provided.
811 (ARM_EABI_DTORS_SECTION_OP): Likewise.
812 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
813 (ARM_EABI_DTORS_SECTION_OP): Likewise.
815 2005-04-29 Jim Tison <jtison@us.ibm.com>
817 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
818 trace hooks calls to improve performance.
820 2005-04-29 Julian Brown <julian@codesourcery.com>
821 Mark Mitchell <mark@codesourcery.com>
822 Paul Brook <paul@codesourcery.com>
824 * crtstuff.c: Handle targets that use .init_array.
825 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
826 that INVOKE__main is set correctly.
827 (expand_main_function): Test INVOKE__main.
828 * libgcc2.c: Do not define __main when using .init_array.
829 * config/arm/arm.c (arm_elf_asm_constructor): New function.
830 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
832 (DTORS_SECTION_ASM_OP): Likewise.
833 (CTOR_LIST_BEGIN): Define specially when in libgcc.
834 (CTOR_LIST_END): Likewise.
835 (DTOR_LIST_BEGIN): Likewise.
836 (DTOR_LIST_END): Likewise.
837 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
838 (FINI_SECTION_ASM_OP): Likewise.
839 (INIT_ARRAY_SECTION_ASM_OP): Define.
840 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
841 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
842 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
843 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
844 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
846 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
848 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
849 gcc_assert and gcc_unreachable as appropriate.
850 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
851 const_int_cost, output_move_const_into_data_reg,
852 output_move_qimode, output_move_double, find_addr_reg,
853 print_operand, print_operand_address): Likewise.
854 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
855 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
856 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
857 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
858 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
859 conditional_trap): Likewise.
860 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
862 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
864 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
865 gcc_unreachable as appropriate.
866 (gen_conditional_move, xtensa_split_operand_pair,
867 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
868 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
869 xtensa_copy_incoming_a7, xtensa_output_literal,
870 xtensa_output_literal, xtensa_output_literal): Likewise.
871 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
872 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
873 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
874 movsicc_internal1, movsfcc_internal0,
875 movsfcc_internal1): Likewise.
877 2005-04-28 James E Wilson <wilson@specifixinc.com>
879 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
880 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
882 2005-04-28 DJ Delorie <dj@redhat.com>
884 * opt-functions.awk (var_set): Emit proper initializer for
885 non-target bitfields.
887 2005-04-28 Devang Patel <dpatel@apple.com>
889 * dbxout.c (have_used_extensions): Remove.
890 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
891 have_used_extensions.
893 2005-04-28 James E Wilson <wilson@specifixinc.com>
895 * doc/install.texi: Update -enable-languages info. Correct path to
898 2005-04-28 DJ Delorie <dj@redhat.com>
900 * optc-gen.awk (END): Make sure no variable is defined more
902 * opth-gen.awk (END): Allocate bits on a per-variable basis.
903 Allow for bitfield variables other than target_flags.
904 * doc/options.text (Mask): Document that you may specify a
905 variable other than target_flags.
907 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
909 PR rtl-optimization/18877
910 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
913 2005-04-28 David Edelsohn <edelsohn@gnu.org>
916 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
918 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
919 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
920 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
922 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
924 * arm.c (legitimize_pic_address): Fix sense of assertion test for
925 creating pseudos when the base offset is too large.
927 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
929 * global.c (earlyclobber_regclass): Change the type to
931 (check_earlyclobber): Update uses of earlyclobber_regclass.
932 (mark_reg_use_for_earlyclobber): Likewise.
933 (calculate_local_reg_bb_info): Allocate and free
934 earlyclobber_regclass using the VEC API.
936 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
938 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
941 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
943 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
946 * config.gcc: Obsolete c4x-* and tic4x-*.
948 * tree.h (edge_def): Remove.
950 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
951 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
952 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
953 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
956 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
957 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
958 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
959 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
960 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
961 machmode.def, mips-tfile.c, params.c, pretty-print.c,
962 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
963 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
964 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
965 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
966 config/i386/cygming.h, config/i386/djgpp.h,
967 config/i386/lynx.h, config/i386/netware.c,
968 config/i386/winnt.c, config/ia64/ia64-c.c,
969 config/iq2000/iq2000.c, config/m32r/little.h,
970 config/m68k/m68k-protos.h, config/m68k/m68k.h,
971 config/m68k/m68k.md, config/mcore/mcore.c,
972 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
973 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
974 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
975 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
976 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
977 config/pdp11/pdp11.h, config/rs6000/darwin.h,
978 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
979 config/s390/2064.md, config/s390/2084.md,
980 config/s390/s390-modes.def, config/s390/s390-protos.h,
981 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
982 config/stormy16/stormy16.c, config/vax/vax-protos.h,
983 config/vax/vax.c, config/vax/vax.h,
984 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
987 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
989 * c-typeck.c (build_compound_expr): Correct logic in last change.
991 2005-04-27 James E. Wilson <wilson@specifixinc.com>
993 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
994 parameters. Replace conditional move code with assert checking for
995 ar.lc. Delete obsolete comments.
996 (set_src_needs_barrier): Delete cond parameter, and code using it.
997 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
998 assert checking for PR_REGS. Fix calls to update_set_flags and
999 set_src_needs_barrier.
1000 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1001 callers. Rewrite explanatory comment before the function.
1002 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1005 2005-04-27 Mike Stump <mrs@apple.com>
1007 * doc/cpp.texi: gcc now implements universal character names.
1009 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1012 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1013 being a compound expression whose right-hand side is cast to void.
1015 2005-04-27 Caroline Tice <ctice@apple.com>
1017 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1018 Remove targetm.have_named_sections test.
1019 (fix_edges_for_rarely_executed_code): Likewise.
1020 (insert_section_boundary_note): Likewise.
1021 (reorder_basic_blocks): Check partitioning flag before calling
1022 verify_hot_cold_block_grouping.
1023 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1024 the function struct rather than global variables.
1025 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1026 (COLD_END_LABEL): Likewise
1027 (cold_text_section_label): New static global variable.
1028 (cold_end_label): Likewise.
1029 (dwarf2out_switch_text_section): Get hot/cold section labels from
1030 the function struct rather than global variables; test to make sure
1032 (output_aranges): Use cold_text_section_label and cold_end_label;
1033 check partitioning flag before putting out delta.
1034 (output_ranges): Remove incorrect code attempting to use
1036 (output_line_info): Get cold section label from function struct; test
1037 to make sure cfun is defined.
1038 (add_location_or_const_value_attribute): Likewise.
1039 (dwarf2out_var_location): Likewise.
1040 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1041 write out cold_text_section_label if partition flag is set.
1042 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1043 * function.h (struct function): Add new fields to point to hot/cold
1044 section labels: hot_section_label, cold_section_label,
1045 hot_section_end_label and cold_section_end_label; also add new field
1046 for cold text section name, unlikely_text_section_name.
1047 * opts.c (decode_options): Turn off partitioning flag if
1048 !targetm.have_named_sections.
1049 * output.h (hot_section_label): Remove.
1050 (hot_section_end_label): Remove.
1051 (cold_section_end_label): Remove.
1052 (unlikely_section_label): Remove.
1053 (unlikely_text_section_name): Remove.
1054 * passes.c (rest_of_handle_final): Remove extra blank line.
1055 * varasm.c (unlikely_section_label): Remove.
1056 (hot_section_label): Remove.
1057 (hot_section_end_label): Remove.
1058 (cold_section_end_label): Remove.
1059 (unlikely_text_section_name): Remove.
1060 (initialize_cold_section_name): Modify to call
1061 targetm.strip_name_encoding; to store cold section name in current
1062 function struct, if it exists; and to only use the decl_section_name
1063 if flag_named_sections is true.
1064 (unlikely_text_section): Modify to get section name out of current
1065 function struct, if there is one; otherwise build it from
1066 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1067 (in_unlikely_text_section): Likewise.
1068 (named_section): Modify to get/put cold section name in current function
1069 struct, if there is one.
1070 (function_section): Change 'bool unlikely' to 'int reloc'; check
1071 targetm.have_named_sections before calling named_section.
1072 (current_function_section): Likewise.
1073 (assemble_start_function): Modify to get/put unlikely_text_section_name
1074 in current function struct; modify to get hot/cold section labels
1075 from function struct; initialize labels using
1076 ASM_GENERATE_INTERNAL_LABEL;
1077 test partitioning flag before writing out hot section label.
1078 (assemble_end_function): Test partitioning flag before writing out
1079 hot/cold section labels.
1080 (default_section_type_flags_1): Get cold text section name from
1081 function struct if there is one; Set flags correctly for
1082 cold text section if there is not a current function struct.
1084 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1086 * tree-ssa-propagate.c (set_rhs): Revert last change.
1088 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1090 * explow.c (convert_memory_address): Add gcc_assert.
1092 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1094 * configure.ac: Check for ld --sysroot support.
1095 * gcc.c: Document %R specifier for specs.
1096 (SYSROOT_SPEC): New macro.
1097 (sysroot_spec): New variable.
1098 (static_specs): Add sysroot_spec.
1099 (main): Pass the sysroot spec to the linker if appropriate.
1100 * configure: Regenerated.
1101 * config.in: Likewise.
1103 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1105 * fold-const.c (fold_binary): Use build_fold_addr_expr
1106 for address calculation and INDIRECT_REF handling.
1108 2005-04-27 Andrew Haley <aph@redhat.com>
1110 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1112 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1114 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1115 pointer when thumb backtracing is on.
1117 * config/fp-bit.c (abort): Revert change.
1119 2005-04-27 Ian Lance Taylor <ian@airs.com>
1121 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1123 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1125 * tree-ssa-dce.c: Fix a comment typo.
1127 2005-04-27 David S. Miller <davem@davemloft.net>
1129 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1130 Kill setjmpless_size. current_function_calls_setjmp is completely
1131 computed when we are called, so just use the optimized size value
1132 instead of using REG_SAVE_AREA notes.
1133 (optimize_save_area_alloca): Delete....
1134 * rtl.h (optimize_save_area_alloca): Likewise...
1135 * passes.c (rest_of_compilation): and don't call it any more.
1136 * reg-notes.def (SAVE_AREA): Delete.
1138 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1140 * config/fp-bit.c (abort): Add noreturn attribute.
1142 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1143 gcc_unreachable as appropriate.
1144 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1145 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1146 ASM_OUTPUT_REG_POP): Likewise.
1148 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1150 * tree-complex.c (expand_vector_operations_1): Do not build
1151 VIEW_CONVERT_EXPR's for the lhs.
1153 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1155 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1156 unnecessary noncanonical RTL handling.
1157 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1158 gcc_assert and gcc_unreachable.
1160 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1161 gcc_unreachable as appropriate.
1162 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1163 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1164 use_return_insn, const_ok_for_op, arm_gen_constant,
1165 arm_canonicalize_comparison, legitimize_pic_address,
1166 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1167 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1168 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1169 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1170 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1171 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1172 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1173 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1174 output_call, output_mov_long_double_fpa_from_arm,
1175 output_mov_long_double_arm_from_fpa,
1176 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1177 output_move_double, arithmetic_instr, shift_op, int_log2,
1178 output_return_instruction, arm_output_function_prologue,
1179 arm_output_epilogue, arm_output_function_epilogue,
1180 emit_multi_reg_push, arm_get_frame_offsets,
1181 arm_compute_initial_elimination_offset, arm_expand_prologue,
1182 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1183 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1184 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1185 thumb_compute_initial_elimination_offset,
1186 thumb_output_function_prologue, thumb_load_double_from_address,
1187 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1188 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1189 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1190 * config/arm/arm.md (thumb_extendhisi2,
1191 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1192 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1193 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1194 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1195 * config/arm/cirrus.md (*cirrus_arm_movdi,
1196 *cirrus_movdf_hard_insn): Likewise.
1197 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1199 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1201 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1202 (num_ssa_names): Use VEC_length.
1203 (ssa_names): Use VEC_index.
1204 * tree-ssanames.c (ssa_names): Change the type to
1206 (init_ssanames, fini_ssa_names, make_ssanames,
1207 release_ssa_name): Update uses of ssa_names.
1209 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1210 Use fold_buildN instead of fold (buildN (...)).
1212 2005-04-27 Devang Patel <dpatel@apple.com>
1214 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1216 2005-04-27 Matt Thomas <matt@3am-software.com>
1217 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1219 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1220 (vax_output_mi_thunk): Ditto.
1221 (vax_notice_cc_update): Ditto.
1222 (INDEX_REGISTER_P): Add trailing \.
1223 (BASE_REGISTER_P): Add trailing \.
1224 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1226 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1228 * tree-ssa-propagate.c (set_rhs): Check operand of
1229 ADDR_EXPR for gimpliness, too.
1231 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1233 * tree-ssa-pre.c: Fix a comment typo.
1235 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1237 PR tree-optimization/21171
1238 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1239 record address uses if the reference is volatile.
1241 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1243 * tree-complex.c (expand_vector_operation): New, extracted from
1244 expand_vector_operations_1.
1245 (tree_vec_extract): Build a NOP_EXPR.
1246 (expand_vec_parallel): Do not care about returning the correct type.
1247 (expand_vector_operations_1): Call expand_vector_operation.
1248 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1250 * tree-complex.c (gate_expand_vector_operations): New.
1251 (pass_lower_vector_ssa): Use it.
1252 * tree-optimize.c (init_tree_optimization_passes): Include
1253 pass_lower_vector_ssa.
1254 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1255 (vectorizable_operation): Use it.
1256 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1257 integer modes for the vector type.
1259 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1260 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1261 Do not cope with UNITS_PER_SIMD_WORD == 0.
1262 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1263 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1264 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1265 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1266 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1267 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1268 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1270 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1271 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1272 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1274 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1275 (UNITS_PER_SIMD_WORD): New.
1277 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1279 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1280 gcc_unreachable as appropriate.
1281 (ia64_expand_load_address, ia64_expand_tls_address,
1282 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1283 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1284 next_scratch_gr_reg, ia64_initial_elimination_offset,
1285 ia64_expand_prologue, ia64_expand_epilogue,
1286 ia64_output_dwarf_dtprel, ia64_print_operand,
1287 ia64_register_move_cost, first_instruction, rws_access_regno,
1288 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1289 ia64_sched_init, ia64_variable_issue,
1290 ia64_first_cycle_multipass_dfs_lookahead_guard,
1291 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1292 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1293 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1294 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1295 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1296 * config/ia64/predicates.md (got_symbolic_operand,
1297 sdata_symbolic_operand): Likewise.
1298 * config/ia64/vect.md (vcondv2sf): Likewise.
1300 2005-04-27 Matt Thomas <matt@3am-software.com>
1302 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1303 CONSTANT_ADDRESS_P in config/vax/vax.h
1304 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1305 (INDEX_REGISTER_P): New.
1306 (BASE_REGISTER_P): New.
1307 (indirectable_constant_address_p): New. Adapted from
1308 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1309 (indirectable_address_p): New. Adapted from
1310 INDIRECTABLE_ADDRESS_P in vax.h.
1311 (nonindexed_address_p): New. Adapted from
1312 GO_IF_NONINDEXED_ADDRESS in vax.h.
1313 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1314 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1315 (legitimate_address_p): New. Adapted from
1316 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1317 (vax_mode_dependent_address_p): New. Adapted from
1318 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1319 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1320 legitimate_constant_address_p.
1321 (CONSTANT_P): Use legitimate_constant_p.
1322 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1323 (INDIRECTABLE_ADDRESS_P): Removed.
1324 (GO_IF_NONINDEXED_ADDRESS): Removed.
1325 (INDEX_TEMP_P): Removed.
1326 (GO_IF_REG_PLUS_INDEX): Removed.
1327 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1328 definitions, depending on whether REG_OK_STRICT is defined.
1329 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1330 Two definitions, depending on whether REG_OK_STRICT is defined.
1331 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1333 (legitimate_constant_p): Prototype added.
1334 (legitimate_address_p): Prototype added.
1335 (vax_mode_dependent_address_p): Prototype added.
1337 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1339 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1341 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1344 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1347 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1350 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1351 assertion failures, if __gcc_host_wide_int__ is not properly
1353 (init_dynamic_diag_info): Give errors, not assertion failures, if
1354 location_t, tree or __gcc_host_wide_int__ are not properly
1357 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1359 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1360 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1361 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1362 prepare_decl_rtl, free_loop_data,
1363 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1366 * tree.h (tree_phi_node): Add a comment about the order of PHI
1369 2005-04-26 Paul Brook <paul@codesourcery.com>
1371 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1373 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1375 * config/mips.mips.c (mips_legitimize_tls_address): Use
1378 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1379 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1380 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1382 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1385 2005-04-26 Jeff Law <law@redhat.com>
1387 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1388 (op_iter_init_must_and_may_def): Likewise.
1389 (unmodifiable_var_p): Move to a later point in the file.
1390 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1391 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1392 (dse_record_phis): Directly check for virtual operands rather than
1393 using need_imm_uses_for.
1394 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1395 store has multiple V_{MAY,MUST}_DEF operands.
1397 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1399 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1402 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1404 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1405 call to find_edge outside a loop to go through a PHI chain.
1407 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1409 PR tree-optimization/17598
1410 * fold-const.c (fold_binary): Fold comparisons of addresses
1411 of COMPONENT_REFs which reference the same field to
1412 comparisons of the addresses of the base objects.
1414 2005-04-26 Julian Brown <julian@codesourcery.com>
1416 * config/arm/arm.c (arm_return_in_msb): New function.
1417 (arm_must_pass_in_stack): New function.
1418 (TARGET_RETURN_IN_MSB): Define target hook.
1419 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1420 (arm_function_value): Pad small aggregate return.
1421 (arm_pad_arg_upward): New function.
1422 (arm_pad_reg_upward): New function.
1423 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1424 (FUNCTION_ARG_PADDING): Define macro.
1425 (BLOCK_REG_PADDING): Define macro.
1426 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1427 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1428 (arm_pad_reg_upward): Declare function.
1430 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1432 * basic-block.h (ei_cond): New.
1433 (FOR_EACH_EDGE): Call ei_cond.
1435 PR tree-optimization/21047
1436 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1437 (fold): Don't handle ASSERT_EXPR.
1439 2005-04-25 Roger Sayle <roger@eyesopen.com>
1441 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1442 all writes to any stack register as a read/write dependency on
1444 (sched_analyze_2): Likewise, for reads from any stack register.
1446 2005-04-25 Richard Henderson <rth@redhat.com>
1448 * final.c (output_addr_const): Revert 2005-04-09 change.
1450 2005-04-25 Mike Stump <mrs@apple.com>
1452 * config/darwin.c (darwin_encode_section_info): Always set
1453 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1455 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1457 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1458 gensupport.c, protoize.c, toplev.c: Replace calls to
1459 `unlock_stream' with `unlock_std_streams'.
1461 2005-04-25 Devang Patel <dpatel@apple.com>
1463 * dbxout.c (dbxout_type): Emit attribute vector.
1465 2005-04-05 Paul Brook <paul@codesourcery.com>
1467 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1468 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1469 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1470 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1471 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1472 (register_dtor_fn): Likewise.
1473 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1475 2005-04-25 Ian Lance Taylor <ian@airs.com>
1477 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1478 * c-common.h (EXPR_STMT_EXPR): Don't define.
1479 (c_common_stmt_codes): Don't define.
1480 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1481 * c-gimplify.c (gimplify_expr_stmt): Remove.
1482 (c_gimplify_expr): Remove EXPR_STMT case.
1483 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1484 to INIT_STATEMENT_CODES.
1485 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1487 2005-04-25 Jan Hubicka <jh@suse.cz>
1489 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1491 * except.c: Include diagnostic.h
1492 (dump_eh_tree, verify_eh_tree): New functions.
1493 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1494 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1495 (dump_function_to_file): dump eh tree.
1496 * tree-eh.c (mark_eh_edge): New function.
1497 (mark_eh_edge_found_error): New static variable.
1498 (verify_eh_edges): New function.
1500 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1502 * tree-ssa-alias.c (fieldoff_t): Remove.
1503 (fieldoff_s): typedef the structure itself. Create a vector of
1505 (push_fields_onto_fieldstack): Return count of fields pushed.
1506 Remove peeling of first field. Adjust.
1507 (fieldoff_compare): Adjust.
1508 (create_overlap_variables_for): Adjust.
1510 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1512 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1514 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1517 * doc/install.texi: Document correct assembler and linker to use
1518 on i?86-*-solaris2.10.
1520 2005-04-25 Steven Bosscher <stevenb@suse.de>
1522 Fix PR tree-optimization/21173
1524 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1525 Unshare expression we pass to force_gimple_operand.
1527 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1528 Stephen Clarke <stevec@superh.com>
1529 Roger Sayle <roger@eyesopen.com>
1531 PR rtl-optimization/20413
1532 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1533 VOIDmode for LABEL_REF.
1534 * final.c (shorten_branches): Likewise.
1535 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1536 * loop.c (reg_dead_after_loop): Likewise.
1537 * varasm.c (decode_addr_const): Likewise.
1538 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1540 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1542 * config.gcc (avr-*-*): Remove redundant "case".
1544 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1546 * tree-vect-analyze.c (vect_mark_relevant): Take
1547 VEC(tree,heap) instead of varray_type as an argument.
1548 (vect_mark_stmts_to_be_vectorized): Change the type of
1549 worklist to VEC(tree,heap). Adjust uses of worklist.
1551 2005-04-24 Devang Patel <dpatel@apple.com>
1553 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1555 2005-04-24 Ian Lance Taylor <ian@airs.com>
1557 * c-semantics.c (build_stmt): Remove test of specific tree codes
1558 for TREE_SIDE_EFFECTS handling.
1560 2005-04-24 Per Bothner <per@bothner.com>
1562 * c-opts.c (finish_options): Make the line-number of the <built-in>
1563 location 0, as assumed elsewhere, rather than 1.
1565 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1567 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1569 (tree_ssa_uncprop, uncprop_finalize_block,
1570 uncprop_initialize_block): Update uses of equiv_stack.
1572 2005-04-24 Richard Henderson <rth@redhat.com>
1575 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1576 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1578 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1579 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1580 <DIV, MOD>: Likewise.
1582 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1584 * collect2.c (main): Unlock the stdio streams.
1585 * gcc.c (main): Likewise.
1586 * gcov-dump.c (main): Likewise.
1587 * gcov.c (main): Likewise.
1588 * gen-protos.c (main): Likewise.
1589 * gensupport.c (init_md_reader_args_cb): Likewise.
1590 * protoize.c (main): Likewise.
1591 * toplev.c (general_init): Likewise.
1593 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1596 * cgraph.h (cgraph_local_info): Add vtable_method field.
1597 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1598 and node is vtable_method, finalized and not reachable, don't do
1601 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1603 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1605 * tree-ssa-pre.c (create_value_expr_from): Use
1606 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1607 * tree-ssa-propagate.c (stmt_makes_single_load,
1608 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1609 * tree-vect-transform.c (vect_is_simple_cond): Use
1611 * tree-vrp.c (extract_range_from_assert,
1612 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1615 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1616 of tpa_to_clear to VEC(int,heap). Update uses of
1617 tpa_to_clear. Free tpa_to_clear at the end.
1619 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1621 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1624 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1626 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1627 and gcc_unreachable as appropriate.
1628 (num_insns_constant, output_vec_const_move,
1629 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1630 rs6000_emit_set_const, rs6000_emit_move,
1631 spe_build_register_parallel, function_arg,
1632 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1633 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1634 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1635 rs6000_common_init_builtins, expand_block_clear,
1636 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1637 extract_ME, rs6000_get_some_local_dynamic_name,
1638 rs6000_output_function_entry, print_operand,
1639 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1640 output_cbranch, output_e500_flip_gt_bit,
1641 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1642 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1643 compute_save_world_info, rs6000_stack_info,
1644 rs6000_emit_load_toc_table, rs6000_frame_related,
1645 spe_synthesize_frame_save, rs6000_emit_epilogue,
1646 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1647 output_function_profiler, rs6000_trampoline_size,
1648 rs6000_initialize_trampoline, find_addr_reg,
1649 rs6000_machopic_legitimize_pic_address,
1650 rs6000_initial_elimination_offset,
1651 rs6000_dbx_register_number): Likewise.
1652 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1653 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1654 *movti_power, *movti_string, call, call_value, sibcall,
1655 sibcall_value): Likewise.
1656 * config/rs6000/spe.md (*movdf_e500_double,
1657 *movv2si_internal): Likewise.
1658 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1661 2005-04-24 Richard Henderson <rth@redhat.com>
1664 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1665 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1666 Deny modes smaller than 4 bytes.
1667 * config/i386/i386-protos.h: Update.
1669 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1671 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1672 Switch h8300-*-rtems* to ELF.
1674 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1676 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1678 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1680 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1682 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1685 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1687 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1689 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1690 definitions of ssa names in condition. Split recusive part to ...
1691 (tree_simplify_using_condition_1): New function.
1692 (expand_simple_operations): New function.
1694 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1696 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1697 (find_interesting_uses_cond): Do not use integer_zerop and
1698 integer_nonzerop to check for integer constants.
1699 (set_use_iv_cost): Record the value field.
1700 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1701 determine_use_iv_cost_outer): Set the value field of the cost pair.
1702 (may_eliminate_iv): Do not return the comparison code.
1703 (iv_elimination_compare): New function.
1704 (determine_use_iv_cost_condition): Set the value field. Record
1705 noneliminable invariants correctly.
1706 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1708 2005-04-23 DJ Delorie <dj@redhat.com>
1710 * diagnostic.c (warning): Accept parameter to classify warning option.
1711 (warning0): New, for when a pointer to an error() like function is needed.
1712 * errors.c (warning): Likewise.
1713 * errors.h (warning, warning0): Adjust prototypes.
1714 * toplev.h (warning, warning0): Likewise.
1716 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1717 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1718 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1719 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1720 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1721 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1722 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1723 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1725 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1726 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1727 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1728 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1729 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1730 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1731 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1732 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1733 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1734 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1735 config/rs6000/aix52.h, config/rs6000/darwin.h,
1736 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1737 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1738 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1739 config/stormy16/stormy16.c, config/v850/v850-c.c,
1740 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1743 2005-04-23 Richard Henderson <rth@redhat.com>
1746 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1747 performing some integral scalar simplifications.
1749 2005-04-23 Richard Henderson <rth@redhat.com>
1752 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1753 simplifying CONST_VECTOR.
1755 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1757 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1758 heap as an argument. Update uses of stack.
1759 (calculate_live_on_entry): Allocate stack on heap.
1761 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1762 partition_link and tpa_nodes on heap.
1764 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1765 (mark_stmt_necessary, propagate_necessity,
1766 mark_really_necessary_kill_operand_phis): Update uses of
1768 (tree_dce_init): Allocate worklist using VEC_alloc.
1769 (tree_dce_done): Free worklist using VEC_free.
1771 2005-04-23 Mike Stump <mrs@apple.com>
1773 * config/darwin.c (machopic_indirection_name): Don't use
1775 (darwin_emit_unwind_label): Use user_label_prefix instead of
1778 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1780 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1782 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1784 * config.gcc <cris-*>: Specify .opt files.
1785 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1786 config/cris/linux.opt: New files.
1787 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1788 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1789 (TARGET_ELF): Override to 0.
1790 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1791 -melinux-stacksize=N.
1792 * config/cris/cris.c: (cris_handle_option): New function.
1793 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1794 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1795 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1796 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1797 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1798 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1799 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1800 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1801 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1802 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1803 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1804 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1805 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1806 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1807 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1808 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1809 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1810 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1811 (TARGET_LINUX): Define 0.
1812 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1813 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1814 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1815 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1816 (TARGET_LINUX): Override to 1.
1817 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1819 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1821 * haifa-sched.c (schedule_block): Fix thinko in previous
1822 assertification patch.
1824 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1826 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1827 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1828 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1829 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1830 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1831 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1832 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1834 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1835 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1836 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1837 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1838 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1839 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1840 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1841 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1842 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1843 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1844 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1845 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1846 (SUBTARGET_OPTIONS): Delete.
1847 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1848 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1849 instead of a string.
1850 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1851 (pa_cpu_string, pa_unix_string): Delete.
1852 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1853 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1855 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1856 (pa_handle_option): New function.
1857 (override_options): Remove handling of -march=, -mfixed-range=,
1858 -mschedule= and -munix=.
1859 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1860 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1861 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1862 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1863 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1864 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1865 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1867 * config/pa/pa.opt: New file.
1868 * config/pa/pa-hpux.opt: New file.
1869 * config/pa/pa-hpux1010.opt: New file.
1870 * config/pa/pa-hpux1111.opt: New file.
1871 * config/pa/pa64-hpux.opt: New file.
1873 2005-04-22 David S. Miller <davem@davemloft.net>
1875 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1876 integer when it's mode is VOIDmode not DImode.
1878 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1880 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1881 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1882 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1883 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1884 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1885 "bne- $-xxx" rather than local labels.
1886 (sync_lock_release<mode>): Add second operand.
1887 (lwsync): Use .long rather than a more meaningful opcode.
1888 * doc/md.texi (Standard Names): Add description of second
1889 parameter to sync_lock_test_and_set.
1891 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1893 PR tree-optimization/21088
1894 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1896 * tree-vrp.c (compare_values): Use fold_binary to compare
1897 pointers. Use boolean_type_node as the type of a comparison
1898 expression being folded.
1899 * tree.h: Add prototypes for fold_unary, fold_binary,
1902 * tree-ssa-dom.c: Fix formatting.
1904 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1906 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1907 * lambda-code.c (perfect_nestify): Mark virtual operands in
1908 the moved statement for renaming.
1909 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1910 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1911 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1912 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1913 * tree-flow.h (struct var_ann_d): Update comments.
1914 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1915 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1916 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1917 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1918 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1919 debug_names_replaced_by): Remove declarations.
1920 (delete_update_ssa, get_current_def, set_current_def): Declare.
1921 (rewrite_into_loop_closed_ssa): Add new argument. Update
1923 * tree-into-ssa.c: Include params.h.
1924 (old_virtual_ssa_names): Remove. Update all users.
1925 (need_to_replace_names_p): Remove. Update all users.
1926 (struct update_ssa_stats_d): Declare.
1927 (update_ssa_stats): New local.
1928 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1929 dump_tree_ssa_stats, debug_tree_ssa_stats,
1930 dump_update_ssa, debug_update_ssa,
1931 dump_names_replaced_by, debug_names_replaced_by): Declare.
1932 (get_current_def, set current_def): Make extern.
1933 (is_old_name, is_new_name): Protect against references
1934 past the end of the sets.
1935 (add_new_name_mapping): Assert that OLD and NEW are
1936 different SSA names for the same symbol.
1937 When adding a virtual mapping, update stats for virtual
1939 (insert_phi_nodes_for): If UPDATE_P is true, create the
1940 LHS of the new PHI by duplicating SSA name VAR.
1941 (insert_phi_nodes_1): Remove. Update all users.
1942 (insert_phi_nodes): Remove second argument. Update all
1944 (maybe_replace_use, maybe_replace_def): New.
1945 (rewrite_update_stmt): Call them.
1946 (mark_def_interesting): Remove calls to is_gimple_reg.
1947 (prepare_phi_args_for_update): Remove. Update all users.
1948 (prepare_block_for_update): Only process virtual operands
1949 and GIMPLE registers in normal form.
1950 (prepare_use_sites_for): New.
1951 (prepare_names_to_update): Rename from prepare_def_sites.
1952 Call prepare_use_sites_for.
1953 (dump_update_ssa): Rename from dump_repl_tbl.
1955 Show statistics for virtual mapping heuristic.
1956 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1957 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1958 (delete_update_ssa): Make extern.
1959 (mark_set_for_renaming): If the set is empty, do nothing.
1960 (release_ssa_name_after_update_ssa): Update comment.
1961 (insert_updated_phi_nodes_for): Do not remove existing
1962 PHI nodes for symbols.
1963 (switch_virtuals_to_full_rewrite_p): New.
1964 (switch_virtuals_to_full_rewrite): New.
1965 (update_ssa): Call them.
1966 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1967 for every statement before updating.
1968 If all the names in NEW_SSA_NAMES have been marked for
1969 removal, do nothing.
1970 Only start at the top of the CFG if there are symbols in
1972 (ssa_rewrite_finalize_block): Remove.
1973 (ssa_register_new_def): Remove.
1974 (ssa_rewrite_stmt): Remove.
1975 (ssa_rewrite_phi_arguments): Remove.
1976 (ssa_rewrite_initialize_block): Remove.
1977 (ssa_mark_def_sites): Remove.
1978 (ssa_mark_def_sites_initialize_block): Remove.
1979 (ssa_mark_phi_uses): Remove.
1980 (rewrite_ssa_into_ssa): Remove.
1981 * tree-phinodes.c (find_phi_node_for): Remove.
1982 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1984 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1985 Remove calls to verify_dominators and
1986 verify_loop_structure.
1987 (tree_unswitch_single_loop): Call update_ssa.
1988 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1991 (delete_tree_ssa): Assert that need_ssa_update_p returns
1993 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1994 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1995 free_new_names): Remove. Update all users.
1996 (rename_use_op): Call get_current_def.
1997 (rename_variables_in_bb): Do not handle any real or
1999 (slpeel_update_phis_for_duplicate_loop): Call
2000 get_current_def and set_current_def instead of using
2002 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2003 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2004 ssa_names_to_replace and delete_update_ssa.
2005 * doc/invoke.texi: Document --param min-virtual-mappings
2006 and --param virtual-mappings-ratio.
2008 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2010 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2011 for newly created PHI nodes.
2012 Call create_new_def_for for every new V_MAY_DEF and
2013 V_MUST_DEF on the copied statement.
2014 (struct ssa_name_map_entry): Remove.
2015 (ssa_name_map_entry_hash): Remove.
2016 (ssa_name_map_entry_eq): Remove.
2017 (allocate_ssa_names): Remove.
2018 (rewrite_to_new_ssa_names_def): Remove.
2019 (rewrite_to_new_ssa_names_use): Remove.
2020 (rewrite_to_new_ssa_names_bb): Remove.
2021 (rewrite_to_new_ssa_names): Remove.
2022 (tree_duplicate_sese_region): Remove variables ver,
2023 definitions, phi, ssa_name_map and bi.
2024 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2026 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2027 update_ssa instead of rewrite_ssa_into_ssa.
2028 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2030 (find_uses_to_rename_use): Add argument 'need_phis'.
2031 (find_uses_to_rename_stmt): Do not scan virtual operands.
2032 (find_uses_to_rename): Only scan PHI nodes for
2034 (rewrite_into_loop_closed_ssa): Call update_ssa.
2035 (check_loop_closed_ssa_use): Ignore virtual operands.
2036 (check_loop_closed_ssa_stmt): Likewise.
2037 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2039 (rename_variables, set_phi_def_stmts): Remove.
2040 (tree_duplicate_loop_to_header_edge): Reformat comment.
2041 Remove variables BB, I and DEFINITIONS.
2042 Call need_ssa_update_p.
2044 (lv_adjust_loop_header_phi): Reformat comment.
2045 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2046 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2047 mark_for_rewrite, unmark_all_for_rewrite,
2048 marked_ssa_names): Remove. Update all users.
2049 (release_ssa_name): If VAR has been registered for SSA
2050 updating, do nothing.
2051 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2052 (build_assert_expr_for): Call register_new_name_mapping.
2053 (insert_range_assertions): Update call to update_ssa.
2054 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2055 marked_for_rewrite_p, any_marked_for_rewrite_p,
2056 marked_ssa_names): Remove.
2058 2005-04-22 Jeff Law <law@redhat.com>
2060 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2061 (restore_currdefs_to_original_value): Likewise.
2062 (register_definitions_for_stmt): Likewise.
2063 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2064 for each variable. Do not allocate/free block_defs_stack either.
2065 Do not iterate if we just thread jumps. Only iterate if the
2066 tree_cleanup_cfg does useful work (temporary).
2067 (dom_opt_initialize_block): No longer push a marker on
2069 (dom_opt_finalize_block): Removal call to restore currdefs.
2070 Relax restrictions for recording edge equivalences.
2071 (record_equivalences_from_phis): No longer need to track
2073 (optimize_stmt): Similarly.
2074 (thread_across_edge): Simplify by removing the requirement that
2075 statements in the block we are threading through must be nops.
2076 (initialize_hash_element): Handle GOTO_EXPR.
2078 2005-04-22 David S. Miller <davem@davemloft.net>
2080 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2082 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2083 fix check on CONST_DOUBLE mode. It should be VOIDmode
2084 when it is representing an integer.
2086 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2088 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2089 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2090 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2091 find_char_info_specifier_index,
2092 find_length_info_modifier_index): Likewise.
2093 * c-typeck.c (composite_type, pop_init_level): Likewise.
2094 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2095 * cse.c (cse_insn): Likewise
2096 * dominance.c (calc_dfs_tree): Likewise
2097 dwarf2out.c (loc_descriptor_from_tree_1,
2098 add_abstract_origin_attribute, force_decl_die,
2099 force_type_die): Likewise
2100 emit-rtl.c (operand_subword_force): Likewise
2101 explow.c (hard_function_value): Likewise
2102 expmed.c (store_bit_field, expand_divmod,
2103 emit_store_flag_force): Likewise
2104 expr.c (emit_move_multi_word, store_expr,
2105 expand_expr_real_1): Likewise
2106 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2107 output_operand): Likewise
2108 flow.c (recompute_reg_usage): Likewise
2109 * function.c (assign_stack_temp_for_type, assign_temp,
2110 handle_epilogue_set): Likewise
2111 * genextract.c (main): Likewise
2112 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2113 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2114 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2115 ready_remove, rm_line_notes, rm_other_notes,
2116 schedule_block): Likewise
2117 mips-tfile.c (copy_object, out_of_bounds): Likewise
2119 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2122 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2123 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2124 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2125 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2127 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2129 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2131 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2132 (gcc_tree_to_linear_expression): Convert to heap allocated
2134 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2135 lbv_to_gcc_expression, lle_to_gcc_expression,
2136 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2137 perfect_nestify): Likewise.
2138 lambda.h (gcc_loopnest_to_lambda_loopnest,
2139 lambda_loopnest_to_gcc_loopnest): Likewise.
2140 tree-loop-linear.c (linear_transform_loops): Likewise.
2142 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2144 * config/sparc/predicates.md (arith_double_operand): Use
2145 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2146 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2147 (DImode, DFmode constant splitters): Likewise. Remove code for
2148 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2149 (logical constant splitters): Use const_int_operand predicate.
2150 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2151 HOST_BITS_PER_WIDE_INT < 64.
2153 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2155 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2156 gcc_unreachable as appropriate.
2157 (force_mode, emit_move_sequence, singlemove_string,
2158 output_move_double, output_fp_move_double, find_addr_reg,
2159 output_block_move, output_block_clear, output_and,
2160 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2161 pa_adjust_cost, pa_issue_rate, print_operand,
2162 output_global_address, output_arg_descriptor, output_cbranch,
2163 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2164 output_call): Likewise.
2165 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2166 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2168 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2170 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2171 _gcov_pow2_profiler and _gcov_one_value_profiler.
2172 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2173 (GTFILES): Add $(srcdir)/tree-profile.c.
2174 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2175 __gcov_one_value_profiler): Declare.
2176 * gimplify.c (force_gimple_operand): Check whether the statements
2177 should be produced in ssa form.
2178 (force_gimple_operand_bsi): New function.
2179 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2180 __gcov_one_value_profiler): New functions.
2181 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2182 the profiled value is a power of two or not.
2183 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2184 * tree-flow.h (in_ssa_p): Declare.
2185 (force_gimple_operand_bsi): Declare.
2186 * tree-into-ssa.c (in_ssa_p): New variable.
2187 (rewrite_into_ssa): Set in_ssa_p.
2188 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2189 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2190 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2191 tree_one_value_profiler_fn): New variables.
2192 (tree_init_edge_profiler): Initialize the profiler function decls.
2193 (tree_gen_edge_profiler): Use global gcov_type_node.
2194 (prepare_instrumented_value): New function.
2195 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2196 tree_gen_one_value_profiler): Call the library functions instead of
2197 creating instrumentation code.
2198 * tree.c (build_fn_decl): New function.
2199 * tree.h (build_fn_decl): Declare.
2200 * value-prof.c (rtl_divmod_values_to_profile,
2201 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2202 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2203 Do not handle may_be_other and precise values of exponents at pow2
2205 (tree_mod_subtract_transform): Reflect that value field of
2206 histogram has changed meaning.
2207 (tree_divmod_values_to_profile): Record the values correctly.
2208 (tree_values_to_profile): Update comment.
2209 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2211 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2213 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2216 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2218 * config/i386/i386.md (length_immediate): Use gcc_assert or
2219 gcc_unreachable, as appropriate.
2220 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2221 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2222 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2223 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2224 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2225 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2226 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2227 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2228 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2229 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2230 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2231 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2232 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2233 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2234 *prefetch_sse_rex): Likewise.
2235 * config/i386/predicates.md (x86_64_immediate_operand,
2236 x86_64_zext_immediate_operand, symbolic_operand,
2237 no_seg_address_operand, aligned_operand,
2238 memory_displacement_operand): Likewise.
2239 * config/i386/sse.md (*mov<mode>_internal,
2240 *movv2df_internal): Likewise.
2242 2005-04-22 Jan Hubicka <jh@suse.cz>
2244 * Makefile.in (ipa.o, ipa-inline.o): New files.
2245 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2246 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2247 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2248 * cgraphunit.c (cgraph_default_inline_p,
2249 cgraph_decide_inlining_incrementally, ncalls_inlined,
2250 nfunctions_inlined, initial_insns, overall_insns,
2251 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2252 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2253 cgraph_mark_inline, cgraph_check_inline_limits,
2254 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2255 update_callee_keys, lookup_recursive_calls,
2256 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2257 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2258 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2259 pass_ipa_inline): Move to ipa-inline.c
2260 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2262 * ipa-inline.c: New file.
2264 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2266 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2267 is turned off by default on Solaris.
2269 2005-04-21 Roger Sayle <roger@eyesopen.com>
2271 * c-common.h (objc_build_method_signature): Update prototype.
2272 * stub-objc.c (objc_build_method_signature): Update the stub
2273 implementation to accept and ignore additional parameter.
2274 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2275 the value of ellipsis to objc_build_method_signature instead
2276 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2278 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2280 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2281 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2282 gen_rtx_* not gen_rtx_fmt_*.
2283 (rs6000_emit_vector_select): Likewise.
2284 (rs6000_emit_sync): New.
2285 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2286 (larx, stcx, cmp): New mode substitutions.
2287 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2288 UNSPEC_ISYNC): New constants.
2289 (rlwinm): Give name.
2290 (memory_barrier, isync, lwsync): New insns.
2291 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2292 (sync_lock_release<mode>): New expander.
2293 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2294 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2295 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2296 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2297 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2298 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2299 (sync_add<mode>_internal, sync_addshort_internal,
2300 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2301 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2302 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2304 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2305 is the memory before, not after, the operation. Clarify
2306 barrier requirements.
2308 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2310 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2311 * lambda.h (lambda_vector_min_nz): Likewise.
2312 * langhooks.h (struct lang_hooks_for_types,
2313 struct lang_hooks): Likewise.
2314 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2317 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2319 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2320 comments to avoid 'abort'. Use gcc_assert as necessary.
2321 * opts.c (common_handle_option): Likewise.
2322 * pretty-print.c (pp_base_format_text): Likewise.
2323 * print-rtl.c (print_rtx): Likewise.
2324 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2325 * regmove.c (try_auto_increment): Likewise.
2326 * reload.c (find_valid_class, find_reloads_toplev,
2327 find_equiv_reg): Likewise.
2328 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2329 merge_assigned_reloads): Likewise.
2330 * tree-inline.c (inline_forbidden_p_1,
2331 estimate_num_insns_1): Likewise.
2332 * tree-optimize.c (execute_todo): Likewise.
2333 * tree-outof-ssa.c (eliminate_phi): Likewise.
2334 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2335 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2336 * tree-ssa-operands.c (parse_ssa_operands,
2337 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2338 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2339 * tree-ssanames.c (release_ssa_name): Likewise.
2340 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2341 walk_tree): Likewise.
2343 * tree-ssa-operands.c (verify_abort): Fold into ..
2344 (verify_imm_links): ... here.
2346 2005-04-21 Richard Henderson <rth@redhat.com>
2348 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2349 on non-memory operand for previous inversion.
2351 2005-04-21 Devang Patel <dpatel@apple.com>
2353 PR optimization/20994
2354 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2355 x = !(a == b) : p , q;.
2356 (pass_if_conversion): Verify stmts and flow.
2358 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2360 * optabs.c (gen_conditional_trap): Restore #define.
2362 * alias.c (true_dependence): Remove 'abort' from comments. Use
2363 gcc_assert and gcc_unreachable as appropriate.
2364 (canon_true_dependence): Likewise.
2365 * bb-reorder.c (connect_traces): Likewise.
2366 * c-common.c (c_add_case_label): Likewise.
2367 * c-decl.c (finish_function): Likewise.
2368 * caller-save.c (insert_restore, insert_save): Likewise.
2369 * cfg.c (update_bb_profile_for_threading): Likewise.
2370 * cfganal.c (flow_active_insn_p): Likewise.
2371 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2372 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2373 cfg_layout_merge_blocks): Likewise.
2374 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2375 find_if_block): Likewise.
2376 * integrate.c (allocate_initial_values): Likewise.
2377 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2378 swap_condition, unsigned_condition, signed_condition,
2379 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2380 reg_or_subregno): Likewise.
2381 * lambda-code.c (lambda_compute_auxillary_space,
2382 lambda_transform_legal_p): Likewise.
2383 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2384 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2385 lhd_incomplete_type_error, lhd_expand_expr,
2386 lhd_types_compatible_p, lhd_tree_size): Likewise.
2387 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2388 * local-alloc.c (update_equiv_regs): Likewise.
2389 * loop-unroll.c (peel_loop_completely
2390 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2391 peel_loop_simple, unroll_loop_stupid,
2392 analyze_iv_to_split_insn): Likewise.
2393 * loop.c (gen_prefetch, find_and_verify_loops,
2394 basic_induction_var): Likewise.
2395 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2396 * value-prof.c (tree_find_values_to_profile): Likewise.
2397 * varasm.c (named_section, default_assemble_integer,
2398 decode_addr_const): Likewise.
2400 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2401 Fariborz Jahanian <fjahanian@apple.com>
2403 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2404 portion of argument passed in fpr.
2405 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2406 decide on partial argument save on stack.
2408 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2410 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2413 2005-04-21 Jan Hubicka <jh@suse.cz>
2415 * cgraphunit.c: Include tree-pass.h
2416 (cgraph_decide_recursive_inlining,
2417 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2418 cgraph_decide_inlining): Dump goes to dump_file.
2419 (cgraph_optimize): Call ipa passes instead of inliner.
2420 (cgraph_gate_inlining, pass_ipa_inline): New.
2421 * tree-optimize.c (all_ipa_passes): New static variable.
2422 (register_one_dump_file): Dead with IPA passes.
2423 (register_dump_files): Likewise.
2424 (init_tree_optimization_passes): Initialize IPA passes.
2425 (execute_todo): Do cgraph dump when asked to, do not dump function body
2427 * tree-pass.h (TODO_dump_cgraph): New macro.
2428 (ipa_passes): Declare.
2429 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2431 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2433 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2434 gcc_assert instead of abort.
2435 (classify_argument, examine_argument, construct_container,
2436 contains_128bit_aligned_vector_p, ix86_check_movabs,
2437 standard_80387_constant_opcode, standard_80387_constant_rtx,
2438 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2439 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2440 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2441 legitimize_tls_address, output_pic_addr_const,
2442 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2443 get_some_local_dynamic_name, print_operand, print_operand_address,
2444 output_387_binary_op, emit_i387_cw_initialization,
2445 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2446 ix86_expand_clear, ix86_expand_binary_operator,
2447 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2448 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2449 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2450 ix86_expand_branch, ix86_expand_setcc,
2451 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2452 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2453 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2454 memory_address_length, ix86_attr_length_immediate_default,
2455 ix86_attr_length_address_default, ix86_agi_dependant,
2456 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2457 ix86_expand_binop_builtin, ix86_force_to_memory,
2458 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2459 x86_emit_floatuns): Likewise.
2460 * config/i386/netware.c (gen_regparm_prefix,
2461 i386_nlm_strip_name_encoding): Likewise.
2462 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2464 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2466 * optabs.c (gen_condiational_trap): Remove #define.
2467 (add_equal_note): Assertify. Remove explicit indirection from
2468 call via function pointer.
2469 (expand_ternary_op, expand_simple_binop, expand_binop,
2470 expand_twoval_unop, expand_twoval_binop,
2471 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2472 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2473 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2474 prepare_float_lib_cmp, emit_conditional_move,
2475 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2476 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2477 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2478 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2480 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2482 * vec.h: Update API to separate allocation mechanism from type.
2483 (VEC_safe_grow): New.
2484 * vec.c (calculate_allocation): New.
2485 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2486 (vec_gc_free, vec_heap_free): Remove.
2487 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2489 (mangle_macro_name): New.
2490 (struct macro_def): New.
2491 (struct macro): Add multiple argument values.
2492 (macro_expans_end): New.
2493 (push_macro_expansion): Chain on new macro. Process multiple
2494 args, create follow on expansion. Return follow on argument.
2495 (macro_input): Deal with multiple arguments.
2497 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2498 (struct tree_binfo): Adjust.
2499 * basic-block.h: Define VEC(edge,gc).
2500 (struct edge_def): Adjust.
2501 (struct basic_block_def, struct edge_iterator): Likewise.
2502 (ei_container, ei_start_1, ei_last_1): Likewise.
2503 * cfg.c (connect_src, connect_dest): Likewise.
2504 * cfgrtl.c (force_nonfallthru_and_redirect)
2505 * dbxout.c (dbxout_type)
2506 * dwarf2out.c (gen_member_die)
2507 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2508 (gcc_tree_to_linear_expression): Adjust.
2509 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2510 lbv_to_gcc_expression, lle_to_gcc_expression,
2511 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2512 perfect_nestify): Likewise.
2513 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2514 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2515 * profile.c (instrument_values): Adjust.
2516 * tree-cfg.c (modified_noreturn_calls): Adjust.
2517 (remove_fallthru_edge): Likewise.
2518 * tree-dump.c (dequeue_and_dump): Adjust.
2519 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2520 * tree-flow.h (modified_noreturn_calls): Adjust.
2521 (tree_on_heap): Remove. (yay!)
2522 (register_new_def): Adjust.
2523 * tree-into-ssa.c: Define VEC(int,heap).
2524 (block_defs_stack): Adjust.
2525 (find_idf, insert_phi_nodes, register_new_def,
2526 rewrite_initialize_block, rewrite_finalize_block,
2527 register_new_update_single, rewrite_update_init_block,
2528 rewrite_update_fini_block, rewrite_blocks,
2529 ssa_rewrite_finalize_block, ssa_register_new_def,
2530 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2531 * tree-loop-linear.c (linear_transform_loops): Adjust.
2532 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2533 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2534 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2535 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2536 vrp_variables_stack): Adjust declarations.
2537 (tree_ssa_dominator_optimize): Adjust.
2538 (dom_opt_initialize_block, remove_local_expressions_from_table,
2539 restore_nonzero_vars_to_original_value,
2540 restore_vars_to_original_value,
2541 restore_currdefs_to_original_value, dom_opt_finalize_block,
2542 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2543 optimize_stmt, update_rhs_and_lookup_avail_expr,
2544 lookup_avail_expr, record_range): Likewise.
2545 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2546 (compute_antic_aux): Adjust.
2547 (inserted_exprs, create_expression_by_pieces,
2548 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2549 remove_dead_inserted_code, fini_pre): Likewise.
2550 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2551 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2552 ssa_prop_init): Likewise.
2553 * tree-ssa.c: Define VEC(bitmap,heap).
2554 (verify_name_tags): Adjust.
2555 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2556 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2557 tree_divmod_values_to_profile, tree_find_values_to_profile,
2558 value_profile_transformations): Likewise.
2559 * value-prof.h: Define VEC(histogram_value,heap).
2560 * varasm.c: Remove alias_pair pointer typedef, define
2562 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2564 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2565 not a pointer to it. Create an object vector.
2566 (extern_symbols): Turn into an object vector.
2567 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2569 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2572 * Makefile.in (tree-chrec.o): Depend on params.h.
2573 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2575 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2576 and fold build with fold_buildN.
2577 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2578 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2579 (tree_contains_chrecs): Compute an estimation of the size of the
2581 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2582 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2583 * tree-scalar-evolution.c (simple_iv): Ditto.
2584 * doc/invoke.texi (scev-max-expr-size): Documented.
2586 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2588 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2589 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2590 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2591 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2592 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2593 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2594 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2595 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2596 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2597 (darwin_fix_and_continue_switch): Delete.
2598 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2599 (SUBTARGET_SWITCHES): Delete.
2600 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2601 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2602 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2603 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2604 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2605 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2606 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2607 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2608 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2609 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2610 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2611 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2612 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2613 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2614 (TARGET_64BIT): Undef before redefining.
2615 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2616 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2617 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2618 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2619 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2620 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2621 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2622 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2623 (ix86_debug_arg_string, ix86_debug_addr_string)
2624 (ix86_align_loops_string, ix86_align_jumps_string)
2625 (ix86_align_funcs_string): Delete.
2626 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2627 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2628 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2629 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2630 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2631 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2632 (SUBTARGET_SWITCHES): Delete.
2633 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2634 (ix86_debug_addr_string): Delete.
2635 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2636 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2637 (ix86_align_loops_string, ix86_align_jumps_string)
2638 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2639 (ix86_align_funcs_string): Make static.
2640 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2641 (ix86_handle_option): New function.
2642 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2643 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2644 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2645 of darwin_fix_and_continue_switch.
2646 (darwin_one_byte_bool): Delete.
2647 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2648 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2649 to darwin_one_byte_bool.
2650 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2651 * config/i386/djgpp.opt, config/i386/i386.opt,
2652 * config/i386/sco5.opt: New files.
2654 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2656 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2657 fp_zero_operand, fp_register_operand, intreg_operand,
2658 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2659 call_operand, call_operand_address, tgd_symbolic_operand,
2660 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2661 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2662 sp64_medium_pic_operand, data_segment_operand,
2663 text_segment_operand, splittable_symbolic_memory_operand,
2664 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2665 eq_or_neq, normal_comp_operator, noov_compare_op,
2666 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2667 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2668 const64_operand, const64_high_operand, arith11_operand,
2669 arith10_operand, arith_double_operand, arith_double_4096_operand,
2670 arith_double_add_operand, arith11_double_operand,
2671 arith10_double_operand, small_int, small_int_or_double,
2672 uns_small_int, uns_arith_operand, clobbered_register,
2673 input_operand, compare_operand): Delete.
2674 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2675 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2676 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2677 (GEN_HIGHINT64, GEN_INT64): Delete.
2678 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2679 gen_safe_XOR64): Adjust for above deletion.
2680 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2681 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2682 (legitimate_constant_p): Use const_zero_operand instead.
2683 (sparc_extra_constraint_check): Likewise.
2684 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2685 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2686 (PREDICATE_CODES): Delete.
2687 * config/sparc/sparc.md: Include predicates.md.
2688 (All patterns): Adjust for new predicate names.
2689 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2690 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2691 (movdi): Use general_operand predicate.
2692 (movdi_sp64_dbl): Delete.
2693 (movdi_const64_special): Add 'N' constraint.
2694 (movdicc): Use arith10_operand predicate.
2695 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2696 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2697 (movdi_cc_reg_sp64_trunc): Delete.
2698 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2699 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2700 (subdi3_sp32): Delete.
2701 (subdi3_insn_sp32): Change to define_insn_and_split.
2702 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2703 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2704 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2705 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2706 small_int_operand predicate.
2707 (divdi3, udivdi3): Use arith_operand predicate.
2708 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2709 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2710 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2711 (xordi3_sp64_dbl): Delete.
2712 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2713 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2714 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2715 cmp_ccx_set_not): Use arith_operand predicate.
2716 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2717 * config/sparc/predicates.md: New file.
2719 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2721 PR tree-optimization/14846
2722 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2724 (fold_single_bit_test): ... here.
2725 (fold_binary): Call fold_single_bit_test_into_sign_test
2726 instead of fold_single_bit_test.
2728 2005-04-20 James E Wilson <wilson@specifixinc.com>
2731 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2732 is another declaration.
2734 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2736 * config/cris/predicates.md: New file.
2737 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2738 (cris_movem_load_rest_p): Declare.
2739 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2740 (cris_movem_load_rest_p): Ditto. Globalize.
2741 (cris_bdap_operand, cris_bdap_biap_operand,
2742 cris_orthogonal_operator, cris_commutative_orth_op,
2743 cris_operand_extend_operator,
2744 cris_additive_operand_extend_operator, cris_extend_operator,
2745 cris_plus_or_bound_operator, cris_mem_op,
2746 cris_general_operand_or_symbol,
2747 cris_general_operand_or_gotless_symbol,
2748 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2749 cris_load_multiple_op): Remove predicate functions.
2750 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2751 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2752 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2753 * config/cris/cris.md: Include predicates.md.
2754 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2756 2005-04-20 Ian Lance Taylor <ian@airs.com>
2758 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2759 * c-common.h (STMT_EXPR_STMT): Don't define.
2760 (STMT_EXPR_NO_SCOPE): Don't define.
2761 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2762 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2763 (pp_c_expression): Likewise.
2765 2005-04-20 Richard Henderson <rth@redhat.com>
2768 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2770 2005-04-20 Jeff Law <law@redhat.com>
2772 * reload1.c (reload): Ignore equivalences between pseudos and
2775 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2778 * c-tree.h (struct c_label_list): Update comment.
2779 (struct c_label_context): Rename to struct c_label_context_se.
2780 (label_context_stack): Rename to label_context_stack_se.
2781 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2782 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2783 c_end_vm_scope): New.
2784 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2785 * c-decl.c (pop_scope): Call c_end_vm_scope.
2786 (pushdecl): Call c_begin_vm_scope for variably modified
2788 (define_label): Check for jumping into scope of identifier with
2789 variably modified type. Push label on stack for those defined at
2790 current context of identifiers with variably modified type.
2791 (start_function): Create stack level for context of identifiers
2792 with variably modified type.
2793 (finish_function): Pop stack level for context of identifiers with
2794 variably modified type.
2795 * c-typeck.c (label_context_stack): Rename to
2796 label_context_stack_se.
2797 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2798 (c_finish_goto_label): Check for jumping into scope of identifier
2799 with variably modified type. Push label on stack for those jumped
2800 to from current context of identifiers with variably modified
2802 (struct c_switch): Add blocked_vm.
2803 (c_start_case): Initialize blocked_vm.
2804 (do_case): Check blocked_vm.
2805 (c_finish_case): Add comment.
2806 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2807 variable label_context_stack.
2809 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2811 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2812 conditional_replacement, value_replacement, abs_replacement,
2814 (replace_phi_edge_with_variable): Remove argument BB.
2815 (conditional_replacement, value_replacement,
2816 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2817 Update a call to replace_phi_edge_with_variable.
2819 * tree-ssa-phiopt.c: Fix comments.
2821 2005-04-20 Michael Matz <matz@suse.de>
2824 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2827 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2829 * tree-ssa-phiopt.c: Fix comment typos.
2831 PR tree-optimization/21116
2832 * tree-ssa-phiopt.c: Fix a typo.
2834 2005-04-19 Richard Henderson <rth@redhat.com>
2836 * builtins.c (expand_builtin_sync_operation): Revert last change.
2837 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2839 (expand_compare_and_swap_loop): Likewise.
2840 (expand_sync_operation): Remove fallback from NAND to AND; invert
2841 memory operand when expanding from cmpxchg.
2842 (expand_sync_fetch_operation): Likewise.
2843 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2846 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2847 when implementing NAND. Fix double-add for AFTER.
2848 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2849 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2850 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2852 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2855 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2856 to return old memory value.
2857 (sync_compare_and_swap_cc<IMODE>): Likewise.
2859 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2860 return pre-reload. Don't consider output or anti dependencies.
2861 * config/ia64/sync.md (IMODE): New.
2862 (modesuffix): Add QI and HI.
2863 (memory_barrier): Simplify expansion.
2864 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2865 (cmpxchg_acq_<IMODE>): Likewise.
2866 (sync_lock_test_and_set<IMODE>): Likewise.
2867 (sync_lock_release<IMODE>): Likewise.
2869 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2871 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2874 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2876 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2878 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2879 Joseph S. Myers <joseph@codesourcery.com>
2881 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2882 * c-typeck.c (build_c_cast): Check these options.
2883 * doc/invoke.texi: Document these options.
2885 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2887 * tree-ssa-phiopt.c: Update a comment about the pass.
2889 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2891 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2892 config/mcore/mcore.c: Fix comment typos.
2894 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2896 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2897 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2899 2005-04-19 Paul Brook <paul@codesourcery.com>
2901 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2903 2005-04-19 Andrew Haley <aph@redhat.com>
2906 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2907 looking at a field's bitpos.
2909 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2911 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2912 libiberty functions.
2914 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2916 PR tree-optimization/21096
2917 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2919 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2922 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2923 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2925 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2927 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2928 refers to the function being dumped.
2930 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2932 * varasm.c (assemble_start_function): Remove reset of in_section.
2934 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2936 PR tree-optimization/21085
2937 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2940 2005-04-19 Ben Elliston <bje@au.ibm.com>
2942 * doc/invoke.texi (Optimize Options): Refer to the correct
2943 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2945 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2947 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2948 alloca argument to be big enough.
2950 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2953 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2956 2005-04-18 Tom Tromey <tromey@redhat.com>
2958 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2961 2005-04-18 Richard Henderson <rth@redhat.com>
2963 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2964 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2965 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2966 * config/alpha/alpha-protos.h: Update.
2967 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2968 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2969 (attr type): Add ld_l, st_c, mb.
2970 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2971 iornotsi3, xorsi_internal, xornotsi3): New.
2972 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2973 (ev4_ist_c, ev4_mb): New.
2974 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2976 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2977 (ev6_ist): Add st_c.
2979 * config/alpha/sync.md: New file.
2981 2005-04-18 Richard Henderson <rth@redhat.com>
2983 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2986 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2988 2005-04-18 Devang Patel <dpatel@apple.com>
2990 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2992 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2994 PR tree-optimization/20922
2995 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2996 Fold X + c >= X and fold X - c <= X to true.
2998 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3000 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3002 (emergency_labeled_state_free): Likewise.
3004 2005-04-18 Nick Clifton <nickc@redhat.com>
3006 * config/h8300/h8300.md (jump): Remove prescan parameter from
3007 calls to final_scan_insn.
3009 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3010 parameter from calls to final_scan_insn.
3012 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3014 (v850e, v850e1): Use the v850.opt file for target specific
3017 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3019 PR tree-optimization/21001
3020 * tree-optimize.c (init_tree_optimization_passes): Move the
3021 first pass_forwprop immediately before pass_vrp.
3023 2005-04-17 Ian Lance Taylor <ian@airs.com>
3025 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3026 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3027 from enum tree_code op to bool is_sizeof.
3028 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3029 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3030 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3032 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3034 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3037 2005-04-17 Ian Lance Taylor <ian@airs.com>
3039 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3041 2005-04-17 Richard Henderson <rth@redhat.com>
3043 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3045 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3046 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3047 of indirection through ssa names while looking for the gpr counter
3049 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3050 saved va_list_gpr_size and va_list_fpr_size.
3052 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3054 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3055 both pointers or both integers.
3057 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3058 ASSERT_EXPRs for single-use variable.
3060 * tree-into-ssa.c: Fix a comment typo.
3062 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3064 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3065 -mipsN before forcing a default of -mips2.
3067 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3069 * predict.h (IS_TAKEN): Remove.
3070 * rtl.h (NOTE_PREDICTION): Likewise.
3072 * modulo-sched.c (CFG_HOOKS): Remove.
3074 * c-parser.c (N_C_TTYPES): Remove.
3076 * tree-flow-inline.h (get_stmt_operands): Remove.
3077 * lambda-code.c, tree-ssa-loop-unswitch.c,
3078 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3079 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3080 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3081 calls to get_stmt_operands.
3082 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3084 2005-04-17 Richard Henderson <rth@redhat.com>
3087 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3088 of CUMULATIVE_ARGS past the last named argument.
3089 (alpha_va_start): Expect pretend_args_size only if strictly less than
3092 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3095 * builtins.c (expand_builtin_strcat): Convert the result of
3096 strlen to the right type.
3097 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3098 avoid creating type mismatches.
3099 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3102 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3104 2005-04-16 Richard Henderson <rth@redhat.com>
3107 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3108 Use the mode of boolean_type_node when the user doesn't provide one.
3109 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3111 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3114 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3117 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3120 2005-04-16 Roger Sayle <roger@eyesopen.com>
3121 Steven Bosscher <stevenb@suse.de>
3123 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3124 (fold_unary_to_constant): Likewise.
3126 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3128 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3131 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3133 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3134 names related to target triplets.
3135 Remove i?86-*-esix from platform directory.
3136 Remove powerpc-*-eabiaix from platform directory.
3138 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3141 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3142 falling through from SUBREG case to REG.
3144 2005-04-15 Roger Sayle <roger@eyesopen.com>
3146 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3147 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3148 (fold_binary_to_constant): Simplify using fold_binary.
3149 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3151 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3153 * gthr-posix.c (pthread_cancel): Define.
3154 (pthread_mutexattr_init): Likewise.
3155 (pthread_mutexattr_settype): Likewise.
3156 (pthread_mutexattr_destroy): Likewise.
3158 2005-04-15 David S. Miller <davem@davemloft.net>
3161 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3163 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3165 PR tree-optimization/21031
3166 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3167 (forward_propagate_into_cond_1): Call it. Forward propagate
3168 integer-integer casts into COND_EXPRs.
3170 2005-04-15 Dave Korn <dave.korn@artimi.com>
3172 * gcc.c (default_compilers): Clarify obscure error message when
3173 reading from standard input.
3175 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3177 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3178 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3180 * tree-ssa-alias.c (init_alias_info): Remove a call to
3183 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3185 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3186 of non-virtual PHI nodes like we use to.
3188 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3190 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3191 (attr_copy_rtx): Do not use it.
3193 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3195 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3197 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3199 * tree-vect-transform.c (vectorizable_store): Mark necessary
3200 objects in the vectorized store needing renaming. Update the
3201 SSA graph for V_MAY_DEF operands in the original store.
3203 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3205 * tree-ssa-pre.c (compute_avail): It's okay to have
3206 TREE_INVARIANT's here, and value number the resulting expressions.
3207 (create_expression_by_pieces): Make sure operands that were
3208 min_invariant when we started, stay that way.
3210 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3212 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3214 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3216 PR tree-optimization/20936.
3217 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3219 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3221 * doc/invoke.texi: Fix typos.
3222 * doc/md.texi: Likewise.
3223 * doc/rtl.texi: Likewise.
3224 * doc/sourcebuild.texi: Likewise.
3225 * doc/tm.texi: Likewise.
3227 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3229 PR tree-optimization/21004
3230 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3231 and floorl in c99 mode only.
3232 * builtins.c (expand_builtin_int_roundingfn): Assert that
3233 fallback_fndecl is not NULL_TREE.
3235 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3237 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3238 * basic-block.h: Update the prototype for
3239 purge_all_dead_edges.
3240 * cfgexpand.c (tree_expand_cfg): Update a call to
3241 purge_all_dead_edges.
3242 * combine.c (combine_instructions): Likewise.
3243 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3244 rest_of_handle_cse2, rest_of_handle_gcse,
3245 rest_of_handle_postreload): likewise.
3247 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3250 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3251 e.g. cv-qualification conversions.
3253 2005-04-14 Mike Stump <mrs@apple.com>
3255 * config/darwin-c.c (framework_construct_pathname): We must
3256 find all headers of a framework in the first instance of it
3257 found in the seach path.
3259 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3261 PR tree-optimization/21021
3262 * tree-vrp.c (compare_values): Work around a bug in the front
3263 end that produces a comparison of mismatched types.
3265 2004-04-14 Richard Henderson <rth@redhat.com>
3267 * config/ia64/ia64.h (enum fetchop_code): Remove.
3268 (enum ia64_builtins): Move ...
3269 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3270 members except BSP and FLUSHRS.
3271 (ia64_init_builtins): Remove __sync builtins.
3272 (ia64_expand_builtin): Likewise.
3273 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3274 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3275 (ia64_expand_lock_release): Remove.
3276 * config/ia64/ia64.md (mf): Move to sync.md.
3277 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3278 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3279 * config/ia64/sync.md: New file.
3280 (memory_barrier): Rename from mf.
3281 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3282 (cmpxchg_acq_<I48MODE>): Likewise.
3283 (sync_lock_test_and_set<I48MODE>): Likewise.
3285 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3286 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3288 2004-04-14 Richard Henderson <rth@redhat.com>
3290 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3291 (ix86_compare_emitted): New.
3292 (ix86_expand_compare): Use ix86_compare_emitted if set.
3293 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3294 and ix86_compare_op0 are set.
3295 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3296 (TARGET_CMPXCHG, TARGET_XADD): New.
3297 (ix86_compare_emitted): Declare.
3298 * config/i386/i386.md: Include sync.md
3299 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3300 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3301 * config/i386/sync.md: New file.
3303 2004-04-14 Richard Henderson <rth@redhat.com>
3306 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3307 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3308 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3309 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3310 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3311 BT_FN_I8_VPTR_I8_I8): New.
3312 * builtins.def (DEF_SYNC_BUILTIN): New.
3313 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3314 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3315 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3316 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3317 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3318 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3319 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3320 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3321 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3322 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3323 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3324 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3325 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3326 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3327 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3328 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3329 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3330 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3331 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3332 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3333 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3334 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3335 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3336 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3337 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3338 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3339 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3340 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3341 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3342 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3343 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3344 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3345 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3346 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3347 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3348 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3349 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3350 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3351 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3352 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3353 BUILT_IN_SYNCHRONIZE: New.
3354 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3355 as a function. Accept __sync_ as a prefix as well.
3356 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3357 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3358 expand_builtin_lock_release): New.
3359 (expand_builtin): Call them.
3360 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3361 neither BOTH_P nor FALLBACK_P are defined.
3362 (builtin_type_for_size): New.
3363 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3364 (resolve_overloaded_builtin): New.
3365 * c-common.h (resolve_overloaded_builtin): Declare.
3366 (builtin_type_for_size): Declare.
3367 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3368 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3369 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3370 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3371 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3372 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3373 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3374 sync_compare_and_swap_cc, sync_lock_test_and_set,
3375 sync_lock_release): New.
3376 * optabs.h: Declare them.
3377 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3378 expand_sync_operation, expand_sync_fetch_operation,
3379 expand_sync_lock_test_and_set): Declare.
3380 * genopinit.c (optabs): Add sync optabs.
3381 * optabs.c (init_optabs): Initialize sync optabs.
3382 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3383 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3384 expand_sync_operation, expand_sync_fetch_operation,
3385 expand_sync_lock_test_and_set): New.
3386 * doc/extend.texi (Atomic Builtins): New section
3387 * doc/md.texi (Standard Names): Add sync patterns.
3389 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3391 * tree-eh.c (lower_try_finally_copy): Generate new code in
3392 response to goto_queue entries as if the queue was sorted by
3393 index, not pointers.
3394 (lower_try_finally_switch): Likewise.
3396 2005-04-14 Richard Henderson <rth@redhat.com>
3398 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3399 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3401 (ix86_expand_fp_movcc): Update to match.
3402 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3403 * config/i386/i386-protos.h: Update.
3404 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3405 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3407 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3409 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3412 2005-04-14 Julian Brown <julian@codesourcery.com>
3414 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3415 link failures on ppc64 Linux.
3417 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3419 * config.gcc: Set cpu_type for s390.
3421 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3423 Fix PR tree-optimization/20963
3424 * tree-ssa-pre.c (compute_avail): Remove special case for
3426 (create_expression_by_pieces): Add value numbers for forced out
3429 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3431 * config/cris/cris.md: Replace references to (reg:SI 16) with
3432 (reg:SI CRIS_SRP_REGNUM).
3434 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3436 PR tree-optimization/20657
3437 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3438 create an appropriate range from it.
3440 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3442 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3443 <UNSPEC_FIST_CEIL> case.
3445 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3446 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3447 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3448 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3449 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3450 (lfloor<mode>2): New expanders.
3451 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3452 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3453 to implement lceil and llceil built-ins as x87 intrinsic function.
3454 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3455 (lceil<mode>2): New expanders.
3457 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3459 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3460 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3462 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3465 * config/s390/s390-modes.def: Define TFmode.
3467 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3469 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3470 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3471 * config/mips/mips.c (mips16_insn_length): Remove reference to
3472 JUMP_TABLES_IN_TEXT_SECTION.
3474 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3476 * simplify-rtx.c (simplify_binary_operation_1): Return
3477 scalar or vector of constant 0, depending on the xor's
3480 2005-04-13 Dale Johannesen <dalej@apple.com>
3482 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3483 (objc-act.o): Ditto.
3484 * objc/objc-act.c (objc_gimplify_expr): New.
3485 (objc_get_callee_fndecl): New.
3486 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3487 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3488 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3490 2005-04-13 Devang Patel <dpatel@apple.com>
3492 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3495 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3497 CRIS prologue as RTL.
3498 * config/cris/cris-protos.h (cris_emit_movem_store)
3499 (cris_expand_prologue): Prototype.
3500 * config/cris/cris.c (struct machine_function): New member
3502 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3503 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3504 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3505 (cris_load_multiple_op, cris_return_address_on_stack)
3506 (cris_return_address_on_stack_for_return): ISO-Cify.
3507 (cris_store_multiple_op): New predicate function.
3508 (cris_expand_prologue, cris_emit_movem_store): New functions.
3509 (cris_print_operand) <case 'O'>: Handle modifications other than
3511 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3512 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3513 (cris_gen_movem_load): Rearrange slightly to make local variable
3514 src a parameter, removing osrc.
3515 (cris_setup_incoming_varargs): Set machine_function member
3516 stdarg_regs to correspond to the number of registers that need to
3518 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3520 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3521 cris_general_operand_or_gotless_symbol accept UNSPEC.
3522 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3523 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3524 ("*cris_store_multiple"): New pattern. Tweak common comment above
3525 this and "*cris_load_multiple".
3526 ("prologue"): New define_expand.
3528 * config/cris/cris.md ("epilogue"): Conditionalize on
3529 TARGET_PROLOGUE_EPILOGUE.
3531 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3534 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3535 fpsr 0 instead of fpsr 1.
3536 (divsf3_internal_thr): Ditto.
3537 (divdf3_internal_lat): Ditto.
3538 (divdf3_internal_thr): Ditto.
3539 (divxf3_internal_lat): Ditto.
3540 (divxf3_internal_thr): Ditto.
3542 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3544 PR tree-optimization/20913
3545 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3547 PR tree-optimization/20702
3548 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3549 dominator children that haven't been walked into.
3551 2005-04-13 Julian Brown <julian@codesourcery.com>
3553 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3554 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3557 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3559 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3560 config/i386/sse.md: Fix comment typos.
3562 * genattrtab.c (NULL_ATTR): Remove.
3563 * ifcvt.c (NULL_EDGE): Likewise.
3565 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3567 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3568 NOTE_PREDICT): Remove.
3570 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3572 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3573 * configure: Regenerate.
3574 * config.in: Likewise.
3575 * system.h: Declare vsnprintf if not already declared.
3577 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3579 * optc-gen.awk: Handle stand-alone Mask records.
3580 * opth-gen.awk: Likewise.
3581 * doc/options.texi (Option file format): Document them.
3582 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3583 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3584 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3585 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3586 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3587 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3588 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3589 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3590 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3591 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3592 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3593 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3594 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3595 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3596 TARGET_LONG_DOUBLE_128): Likewise.
3597 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3598 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3599 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3600 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3601 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3602 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3603 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3604 * config/sparc/sparc.c (fpu_option_set): New global.
3605 (sparc_handle_option): New function.
3606 (sparc_override_options): Test fpu_option_set.
3607 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3608 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3609 * config/sparc/sparc.opt: New file.
3610 * config/sparc/little-endian.opt: Likewise.
3611 * config/sparc/long-double-switch.opt: Likewise.
3613 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3615 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3616 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3617 * config/bfin/bfin.opt (mshared-library-id=): Lose
3618 Var(bfin_lib_id_given).
3620 2005-04-13 Matt Thomas <matt@3am-software.com>
3622 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3625 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3627 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3629 * cgraphunit.c (INSNS_PER_CALL): Remove.
3631 * tree-ssa-forwprop.c (vars,
3632 record_single_argument_cond_exprs,
3633 substitute_single_use_vars): Remove.
3634 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3636 (tree_ssa_forward_propagate_single_use_vars): Call
3637 forward_propagate_into_cond for each COND_EXPR.
3639 * tree-inline.c (INSNS_PER_STMT): Remove.
3641 2005-04-12 Richard Henderson <rth@redhat.com>
3643 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3644 (ix86_expand_sse_fp_minmax): ... from ...
3645 (ix86_expand_fp_movcc): ... here.
3646 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3647 * config/i386/i386-protos.h: Update.
3648 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3649 (sse_setccsf, sse_setccdf): Allow before reload.
3650 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3651 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3652 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3653 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3654 (anddf3, nanddf3, iordf3, xordf3): New.
3656 2005-04-12 Jeff Law <law@redhat.com>
3658 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3659 (tree-ssa-uncprop.o): Add dependencies.
3660 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3661 * tree-flow.h (remove_useless_stmts): Remove prototype.
3662 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3663 remove_useless_stmts.
3664 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3665 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3666 * tree-pass.h (pass_uncprop): Declare.
3667 * tree-ssa-uncprop.c: New file.
3669 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3672 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3674 2005-04-12 Caroline Tice <ctice@apple.com>
3676 Temporary fix for partitioning problems.
3677 * passes.c (rest_of_handle_final): Remove code that
3678 frees unlikely_text_section_name,
3679 * varasm.c (assemble_start_function): Test for partitioning
3680 flag before writing out section labels.
3681 (assemble_end_function): Test for partitioning flag before
3682 writing out section labels.
3684 2005-04-12 Steven Bosscher <stevenb@suse.de>
3685 Stuart Hastings <stuart@apple.com>
3686 Jan Hubicka <jh@suse.cz>
3688 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3689 references to gt-tree-cfg.h.
3690 * basic-block.h (struct basic_block_def): Don't skip rbi
3691 for garbage collection.
3692 (struct reorder_block_def): Make GTY-able.
3693 (struct control_flow_graph): New structure.
3694 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3695 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3696 but instead defines to the control_flow_graph for cfun.
3697 (label_to_block_map): New define, points to the label map of
3698 the control_flow_graph for cfun.
3699 (n_edges_for_function, n_basic_blocks_for_function,
3700 last_basic_block_for_function, basic_block_info_for_function,
3701 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3702 basic_block_info_for_function, label_to_block_map_for_function):
3703 Counterparts for the above, taking a struct function as an extra
3705 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3706 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3707 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3708 (alloc_rbi_pool, free_rbi_pool): Remove.
3709 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3710 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3712 (cfg_layout_finalize) ... and don't free it here.
3713 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3715 * flow.c (free_basic_block_vars): Set label_to_block_map and
3716 n_edges to zero too.
3717 * function.h (struct function): Add cfg field.
3718 * function.c (allocate_struct_function): Allocate the cfg.
3719 * tree-cfg.c (label_to_block_map): Remove.
3720 (build_tree_cfg): Don't allocate the rbi pool here...
3721 (delete_tree_cfg_annotations): ...and don't free it here.
3722 Also don't nullify label_to_block_map for cfun.
3724 2005-04-12 Caroline Tice <ctice@apple.com>
3726 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3727 Revert my patch from April 9.
3728 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3729 (reorder_basic_blocks): Revert my patch from April 9.
3730 (insert_section_boundary_note): Revert my patch from April 9.
3731 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3732 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3733 (COLD_END_LABEL): Revert my patch from April 9.
3734 (cold_text_section_label): Revert my patch from April 9.
3735 (cold_end_label): Revert my patch from April 9.
3736 (dwarf2out_switch_text_section): Revert my patch from April 9.
3737 (output_aranges): Revert my patch from April 9.
3738 (output_ranges): Revert my patch from April 9.
3739 (output_line_info): Revert my patch from April 9.
3740 (add_location_or_const_value_attribute): Revert my patch from April 9.
3741 (dwarf2out_var_location): Revert my patch from April 9.
3742 (dwarf2out_init): Revert my patch from April 9.
3743 (dwarf2out_finish): Revert my patch from April 9.
3744 * function.h (struct function): Revert my patch from April 9.
3745 * opts.c (decode_options): Revert my patch from April 9.
3746 * output.h (unlikely_section_label, hot_section_label,
3747 hot_section_end_label, cold_section_end_label,
3748 unlikely_text_section_name): Revert my patch from April 9.
3749 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3750 * varasm.c (unlikely_section_label, hot_section_label,
3751 hot_section_end_label, cold_section_end_label,
3752 unlikely_text_section_name): Revert my patch from April 9.
3753 (initialize_cold_section_name): Revert my patch from April 9.
3754 (unlikely_text_section): Revert my patch from April 9.
3755 (in_unlikely_text_section): Revert my patch from April 9.
3756 (named_section): Revert my patch from April 9.
3757 (function_section): Revert my patch from April 9.
3758 (current_function_section): Revert my patch from April 9.
3759 (assemble_start_function): Revert my patch from April 9.
3760 (assemble_end_function): Revert my patch from April 9.
3761 (default_section_type_flags_1): Revert my patch from April 9.
3763 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3765 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3766 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3768 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3770 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3773 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3774 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3776 2004-04-12 Richard Henderson <rth@redhat.com>
3778 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3779 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3780 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3781 (UNSPEC_*, UNSPECV_*): Renumber.
3783 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3786 From Richard Henderson <rth@redhat.com>:
3787 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3790 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3792 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3794 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3796 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3797 (bfin_library_id): New variable.
3798 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3799 instead of bfin_library_id_string.
3800 (bfin_handle_option): New function.
3801 (override_options): Remove most code to deal with shared library IDs,
3802 just check they aren't used without -mid-shared-library.
3803 (TARGET_HANDLE_OPTION): Define.
3804 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3805 * config/bfin/bfin.opt (mshared-library-id=): New.
3807 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3809 * tree-vect-transform.c: Fix comment typos.
3811 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3813 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3814 split critical edges when not possible/profitable.
3816 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3818 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3819 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3820 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3821 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3822 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3823 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3824 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3825 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3827 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3828 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3829 * config/ns32k/ns32k.opt: New file.
3831 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3833 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3834 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3835 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3836 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3837 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3838 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3839 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3840 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3841 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3842 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3843 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3844 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3845 (MASK_COLDFIRE): Formatting fixes.
3846 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3847 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3848 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3849 "_current_shared_library_a5_offset_".
3850 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3851 (MASK_ALL_CPU_BITS): New macro.
3852 (m68k_handle_option): New function.
3853 (override_options): Remove handling of m68k_library_id_string.
3854 * config/m68k/m68k.opt: New file.
3855 * config/m68k/ieee.opt: New file.
3857 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3859 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3860 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3861 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3862 (TARGET_CXX): Adjust accordingly.
3863 * target.h (struct gcc_target): Remove epxort_class_data. Add
3864 determine_class_data_visibility and class_data_always_comdat.
3865 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3866 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3867 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3868 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3869 (arm_cxx_determine_class_data_visibility): New.
3870 (arm_cxx_class_data_always_comdat): Likewise.
3871 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3872 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3873 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3874 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3875 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3878 2005-04-11 Devang Patel <dpatel@apple.com>
3880 * tree-data-ref.c (build_classic_dist_vector,
3881 compute_subscript_distance): Make externally visible.
3882 * tree-data-ref.h (build_classic_dist_vector,
3883 compute_subscript_distance): Same.
3884 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3885 Check distance vector against vectorization factor.
3886 (vect_analyze_loop): Determine vectorizaion factor before
3887 analyzing data dependences.
3888 * tree-vectorizer.c (loops_num): Make it externally visible and
3890 * tree-vectorizer.c (vect_loops_num): ... new name.
3891 * tree-vectorizer.h (vect_loops_num): New.
3893 2005-04-11 Devang Patel <dpatel@apple.com>
3895 * tree-vect-analyze.c (vect_analyze_operations): Check
3896 vectorizable codition.
3897 * tree-vect-transform.c (vect_is_simple_cond): New function.
3898 (vectorizable_condition): New function.
3899 (vect_transform_stmt): Handle condition_vec_info_type.
3900 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3901 condition_vec_info_type.
3902 (vectorizable_condition): New.
3904 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3906 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3907 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3908 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3910 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3911 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3913 * dwarf2out.c (output_line_info): Don't try to dereference
3914 a NULL current_function_decl.
3916 * config/t-slibgcc-darwin: Don't put shared libraries in
3917 directories other than $(slibdir).
3918 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3921 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3923 PR tree-optimization/20933
3924 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3925 logic to reject aliases between read-only and writable
3927 (may_alias_p): ... here.
3928 (get_tmt_for): Do not associate read-only tags to pointers
3929 whose pointed-to type is not read-only.
3930 * tree-ssa.c (verify_ssa): Check that memory stores have at
3931 least one V_MAY_DEF or V_MUST_DEF.
3933 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3936 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3937 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3938 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3939 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3941 (fwrite_unlocked): Fix prototype.
3943 * configure, config.in: Regenerate.
3945 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3947 * tree-ssa-loop-im.c: Include real.h.
3948 (determine_invariantness_stmt): If real division divisor is
3949 invariant and flag_unsafe_math_optimizations enabled, generate
3950 invariant reciprocal for hoisting.
3951 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3953 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3955 Fix PR tree-optimization/20926
3957 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3959 2005-04-11 Devang Patel <dpatel@apple.com>
3961 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3964 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3966 * fold-const.c (fold_binary_op_with_conditional_arg):
3967 use fold_buildN instead of "fold (buildN" in some
3969 (fold_unary): Likewise.
3970 (fold_binary): Likewise.
3972 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3974 Fix PR tree-optimization/20612
3975 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3977 (perfect_nestify): preheaderbb is *not* part of loop of the
3980 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3982 * tree-ssa-alias.c (may_alias_p): If the variable
3983 is a global variable and the pointer is parameter
3984 and -fargument-noalias-global is used, then
3985 the pointer cannot alias the variable.
3987 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3989 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3990 * config/sparc/sparc.h: Likewise.
3991 * config/sparc/sparc.md: Likewise.
3993 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3995 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3997 * tree-vrp.c: Fix a comment typo.
3999 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4001 PR tree-optimization/20920
4002 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4003 SSA_NAME flows through an abnormal edge.
4004 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4005 through abnormal edges.
4006 (maybe_add_assert_expr): Likewise.
4008 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4010 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4011 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4012 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4013 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4014 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4015 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4016 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4017 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4018 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4019 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4020 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4021 (TARGET_HANDLE_OPTION): Likewise.
4022 (s390_tune): Initialize to PROCESSOR_max.
4023 (s390_arch_string): Make static.
4024 (s390_tune_string, s390_warn_framesize_string): Delete.
4025 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4026 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4027 (s390_handle_arch_option, s390_handle_option): New functions.
4028 (override_options): Remove parsing of option strings.
4029 * config/s390/s390.opt: New file.
4031 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4033 * tree-complex.c (expand_vector_operations): Call
4034 update_stmt_if_modified.
4036 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4038 * tree-vect-analyze (vect_determine_vectorization_factor):
4039 Do not use GET_MODE_NUNITS.
4040 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4041 (vectorizable_load, vect_transform_loop): Likewise.
4043 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4045 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4046 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4047 * optabs.h (enum optab_index): Add new OTI_lceil.
4048 (lceil_optab): Define corresponding macro.
4049 * optabs.c (init_optabs): Initialize lceil_optab.
4050 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4051 and lceildi2 patterns.
4052 * builtins.c (expand_builtin_int_roundingfn): Handle
4053 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4054 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4055 BUILT_IN_LLCEIL{,F,L}.
4056 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4057 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4058 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4059 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4060 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4061 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4062 into lceil built-in function and (long long int)ceil{,f,l} into
4063 llceil built-in function.
4064 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4067 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4069 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4072 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4074 * config/arm/arm.c: Fix a comment typo.
4075 * doc/tree-ssa.texi: Fix a typo.
4077 2005-04-10 Steven Bosscher <stevenb@suse.de>
4079 * cselib.c (clear_table): Rename to cselib_clear_table.
4080 * cselib.h (cselib_clear_table): Add prototype.
4081 * gcse.c (gcse_main): Make 'f' argument unused.
4082 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4083 of each basic block instead.
4084 (compute_sets, compute_hash_table_work): Likewise.
4085 (constprop_register): Change int 'alter_jumps' argument to bool.
4086 (do_local_cprop): Likewise.
4087 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4088 the insn chain. Explicitly clear the cselib tables after finishing
4089 one basic block. Make sure there are no unterminated libcall blocks.
4090 Update compute_sets call.
4091 (cprop): Walk basic blocks instead of the insn chain.
4092 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4094 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4095 one_cprop_pass calls.
4097 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4099 * combine.c (combine_simplify_rtx): Remove a transformation that
4100 relies on an invalid assumption about rtl sign-extension semantics.
4102 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4104 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4105 to build_int_cst_wide.
4107 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4110 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4111 set the original address pseudo to the correct value before the
4112 original insn, if possible, and leave the insn alone, otherwise
4113 create a new pseudo, set it and replace it in the insn.
4114 * recog.c (validate_change_maybe_volatile): New.
4115 * recog.h (validate_change_maybe_volatile): Declare.
4117 2005-04-09 Caroline Tice <ctice@apple.com>
4119 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4120 Remove targetm.have_named_sections test.
4121 (fix_edges_for_rarely_executed_code): Likewise.
4122 (insert_section_boundary_note): Likewise.
4123 (reorder_basic_blocks): Check partitioning flag before calling
4124 verify_hot_cold_block_grouping.
4125 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4126 the function struct rather than global variables.
4127 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4128 (COLD_END_LABEL): Likewise
4129 (cold_text_section_label): New static global variable.
4130 (cold_end_label): Likewise.
4131 (dwarf2out_switch_text_section): Get hot/cold section labels from
4132 the function struct rather than global variables.
4133 (output_aranges): Use cold_text_section_label and cold_end_label;
4134 check partitioning flag before putting out delta.
4135 (output_ranges): Remove incorrect code attempting to use
4137 (output_line_info): Get cold section label from function struct.
4138 (add_location_or_const_value_attribute): Likewise.
4139 (get_subprogram_die): Get hot/cold section labels from function struct.
4140 (dwarf2out_var_location): Likewise.
4141 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4142 write out cold_text_section_label if partition flag is set.
4143 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4144 * function.h (struct function): Add new fields to point to hot/cold
4145 section labels: hot_section_label, cold_section_label,
4146 hot_section_end_label and cold_section_end_label; also add new field
4147 for cold text section name, unlikely_text_section_name.
4148 * opts.c (decode_options): Turn off partitioning flag if
4149 !targetm.have_named_sections.
4150 * output.h (hot_section_label): Remove.
4151 (hot_section_end_label): Remove.
4152 (cold_section_end_label): Remove.
4153 (unlikely_section_label): Remove.
4154 (unlikely_text_section_name): Remove.
4155 * passes.c (rest_of_handle_final): Remove code that frees
4156 unlikely_text_section_name.
4157 * varasm.c (unlikely_section_label): Remove.
4158 (hot_section_label): Remove.
4159 (hot_section_end_label): Remove.
4160 (cold_section_end_label): Remove.
4161 (unlikely_text_section_name): Remove.
4162 (initialize_cold_section_name): Modify to call
4163 targetm.strip_name_encoding; to store cold section name in current
4164 function struct, if it exists; and to only use the decl_section_name
4165 if flag_named_sections is true.
4166 (unlikely_text_section): Modify to get section name out of current
4167 function struct, if there is one; otherwise build it from
4168 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4169 (in_unlikely_text_section): Likewise.
4170 (named_section): Modify to get/put cold section name in current function
4171 struct, if there is one.
4172 (function_section): Change 'bool unlikely' to 'int reloc'; check
4173 targetm.have_named_sections before calling named_section.
4174 (current_function_section): Likewise.
4175 (assemble_start_function): Modify to get/put unlikely_text_section_name
4176 in current function struct; modify to get hot/cold section labels
4177 from function struct; initialize labels using
4178 ASM_GENERATE_INTERNAL_LABEL;
4179 test partitioning flag before writing out hot section label.
4180 (assemble_end_function): Test partitioning flag before writing out
4181 hot/cold section labels.
4182 (default_section_type_flags_1): Modify to use array instead of
4183 char* for unlikely_text_section_name; set flags correctly for
4184 cold text section if there is not a current function decl.
4186 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4188 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4189 and TI_VA_LIST_FPR_COUNTER_FIELD.
4190 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4191 * tree-pass.h (pass_stdarg): Add.
4192 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4193 * tree-stdarg.c: New file.
4194 * tree-stdarg.h: New file.
4195 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4196 (tree-stdarg.o): Add dependencies.
4197 * function.h (struct function): Add va_list_gpr_size and
4198 va_list_fpr_size fields.
4199 * function.c (allocate_struct_function): Initialize them.
4200 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4201 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4202 (TARGET_INITIALIZER): Add it.
4204 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4205 va_list_{g,f}pr_counter_field.
4206 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4207 area will not be used. Only save registers that tree-stdarg.c
4208 detected they need saving.
4209 (ix86_va_start): Don't set up fields that won't be used.
4211 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4212 va_list_{g,f}pr_counter_field.
4213 (setup_incoming_varargs): Don't do anything if reg_save
4214 area will not be used. Only save registers that tree-stdarg.c
4215 detected they need saving.
4216 (rs6000_va_start): Don't set up fields that won't be used.
4218 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4219 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4220 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4221 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4223 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4226 * config/i386/i386.c (construct_container): Pass empty aligned
4227 struct, union or class in memory.
4229 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4231 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4232 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4233 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4234 config/rs6000/predicates.md: Fix comment typos.
4236 * sched-int.h (haifa_insn_data): Remove blockage and units.
4237 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4238 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4239 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4241 2005-04-09 Jan Hubicka <jh@suse.cz>
4242 Steven Bosscher <stevenb@suse.de>
4244 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4245 * cfgloop.c (get_loop_exit_edges): Likewise.
4246 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4248 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4249 * tree-cfg.c (dump_cfg_status): Likewise.
4251 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4253 * config/rs6000/predicates.md (altivec_register_operand): Remove
4254 redundant match_code test.
4255 (gpc_reg_operand): Same.
4256 (cc_reg_operand): Same.
4257 (cc_reg_not_cr0_operand): Same.
4259 2005-04-09 Jan Hubicka <jh@suse.cz>
4261 Forgotten hunk from my last merge patch:
4262 * final.c (output_addr_const): Do not call mark_referenced.
4264 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4266 * doc/tree-ssa.texi: Add immediate use documentation.
4268 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4270 * arm.c (FL_WBUF): Define.
4271 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4272 (arm_is_6_or_7): Delete.
4273 (arm_tune_wbuf): New.
4274 (arm_override_options): Set arm_tune_wbuf.
4275 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4276 (arm_is_6_or_7): Delete declaration.
4277 (arm_tune_wbuf): New declartion.
4278 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4279 (model_wbuf): Derive from arm_tune_wbuf.
4280 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4281 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4282 (arm740t): Mark CPUs as having a write buffer.
4284 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4286 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4287 of 'const_double_operand' in operand 2 constraints. Update enable
4290 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4292 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4293 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4294 * optabs.h (enum optab_index): Add new OTI_lfloor.
4295 (lfloor_optab): Define corresponding macro.
4296 * optabs.c (init_optabs): Initialize lfloor_optab.
4297 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4298 and lfloordi2 patterns.
4299 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4300 (expand_builtin_int_roundingfn): New function.
4301 (fold_builtin_int_roundingfn): New prototype.
4302 (fold_builtin_int_roundingfn): New function, renamed from
4303 fold_builtin_lround.
4304 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4305 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4306 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4307 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4308 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4309 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4310 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4311 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4312 into lfloor built-in function and (long long int)floor{,f,l} into
4313 llfloor built-in function.
4314 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4317 2005-04-08 Ian Lance Taylor <ian@airs.com>
4319 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4320 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4321 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4322 (DO_COND, DO_BODY): Likewise.
4323 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4324 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4325 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4326 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4327 (build_continue_stmt, build_break_stmt): Don't declare.
4328 (c_do_switch_warnings): Update declaration.
4329 * c-gimplify.c (enum bc_t): Remove.
4330 (struct c_gimplify_ctx, ctxp): Remove.
4331 (push_context, pop_context): Remove static functions.
4332 (c_genericize): Don't call push_context or pop_context.
4333 (begin_bc_block, finish_bc_block): Remove static functions.
4334 (build_bc_goto): Likewise.
4335 (gimplify_c_loop): Likewise.
4336 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4337 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4338 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4339 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4340 * c-common.c (c_do_switch_warnings): Rename from
4341 c_do_switch_warnings_1.
4342 (c_do_switch_warnings) [old version]: Remove.
4343 (c_do_switch_expr_warnings): Remove.
4344 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4345 function instead of c_do_switch_expr_warnings.
4346 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4347 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4348 * c-pretty-print.c (pp_c_statement): Likewise.
4349 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4351 2005-04-08 Devang Patel <dpatel@apple.com>
4353 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4354 While selecting replacement condition pay attention to loop header.
4356 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4358 Merge from tree-cleanup-branch: VRP, store CCP, store
4359 copy-prop, incremental SSA updating of FUD chains and
4360 newly exposed symbols.
4362 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4363 (OBJS-common): Add tree-vrp.o.
4364 (tree-vrp.o): New rule.
4365 * basic-block.h (nearest_common_dominator_for_set): Declare.
4366 * common.opt (ftree-store-ccp): New flag.
4367 (ftree-copy-prop): New flag.
4368 (ftree-vrp): New flag.
4369 (ftree-store-copy-prop): New flag.
4370 * dominance.c (nearest_common_dominator_for_set): New.
4371 * domwalk.c (walk_dominator_tree): Only traverse
4372 statements in blocks marked in walk_data->interesting_blocks.
4373 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4374 * fold-const.c (fold): Handle ASSERT_EXPR.
4375 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4376 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4377 flag_tree_vrp at -O2.
4378 * timevar.def (TV_TREE_VRP): Define.
4379 (TV_TREE_COPY_PROP): Define.
4380 (TV_TREE_STORE_COPY_PROP): Define.
4381 (TV_TREE_SSA_INCREMENTAL): Define.
4382 (TV_TREE_STORE_CCP): Define.
4383 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4384 to kill_redundant_phi_nodes from comment.
4385 (verify_expr): Handle ASSERT_EXPR.
4386 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4387 argument. Update all users.
4388 (mark_call_clobbered_vars_to_rename): Remove. Update all
4390 * tree-flow-inline.h (unmodifiable_var_p): New.
4391 * tree-flow.h (enum value_range_type): Declare.
4392 (struct value_range_def): Declare.
4393 (value_range): Declare.
4394 (remove_all_phi_nodes_for): Remove. Update all users.
4395 (find_phi_node_for): Declare.
4396 (add_type_alias): Declare.
4397 (count_uses_and_derefs): Declare.
4398 (kill_redundant_phi_nodes): Remove.
4399 (rewrite_into_ssa): Remove.
4400 (rewrite_def_def_chains): Remove.
4401 (update_ssa, register_new_name_mapping, create_new_def_for,
4402 need_ssa_update_p, name_registered_for_update_p,
4403 release_ssa_name_after_update_ssa, dump_repl_tbl,
4404 debug_repl_tbl, dump_names_replaced_by,
4405 debug_names_replaced_by, mark_sym_for_renaming,
4406 mark_set_for_renaming, get_current_def, set_current_def,
4407 get_value_range, dump_value_range, debug_value_range,
4408 dump_all_value_ranges, debug_all_value_ranges,
4409 expr_computes_nonzero, loop_depth_of_name,
4410 unmodifiable_var_p): Declare.
4411 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4413 * tree-into-ssa.c (block_defs_stack): Update comment.
4414 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4415 syms_to_rename, names_to_release, repl_tbl,
4416 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4417 need_to_replace_names_p): New locals.
4418 (NAME_SETS_GROWTH_FACTOR): Define.
4419 (struct repl_map_d): Declare.
4420 (struct mark_def_sites_global_data): Add field
4422 (enum rewrite_mode): Declare.
4423 (REGISTER_DEFS_IN_THIS_STMT): Define.
4424 (compute_global_livein): Use last_basic_block instead of
4426 (set_def_block): Remove last argument. Update all callers.
4427 (prepare_use_operand_for_rename): Remove. Update all callers.
4428 (prepare_def_operand_for_rename): Remove. Update all callers.
4429 (symbol_marked_for_renaming): New.
4432 (repl_map_hash): New.
4434 (repl_map_free): New.
4435 (names_replaced_by): New.
4436 (add_to_repl_tbl): New.
4437 (add_new_name_mapping): New.
4438 (mark_def_sites): Assume that all the operands in the
4439 statement are in normal form.
4440 (find_idf): Assert that the block in the stack is valid.
4441 (get_default_def_for): New.
4442 (insert_phi_nodes_for): Add new argument 'update_p'.
4444 If update_p is true, add a new mapping between the LHS of
4445 each new PHI and the name that it replaces.
4446 (insert_phi_nodes_1): Only call find_idf if needed.
4447 (get_reaching_def): Call get_default_def_for.
4448 (rewrite_operand): Remove.
4449 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4450 and REWRITE_THIS_STMT are false.
4451 Assume that all the operands in the statement are in
4453 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4454 (rewrite_virtual_phi_arguments): Remove.
4455 (invalidate_name_tags): Remove.
4456 (register_new_update_single, register_new_update_set,
4457 rewrite_update_init_block, replace_use,
4458 rewrite_update_fini_block, rewrite_update_stmt,
4459 rewrite_update_phi_arguments): New.
4460 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4461 Add arguments 'entry', 'what' and 'blocks'.
4462 Initialize the dominator walker according to 'what' and
4464 Start the dominator walk at 'entry'.
4465 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4466 Use it to configure the dominator walker.
4467 (rewrite_into_ssa): Remove argument 'all'.
4469 (rewrite_all_into_ssa): Remove.
4470 (rewrite_def_def_chains): Remove.
4471 (mark_def_interesting, mark_use_interesting,
4472 prepare_phi_args_for_update, prepare_block_for_update,
4473 prepare_def_site_for, prepare_def_sites,
4474 dump_names_replaced_by, debug_names_replaced_by,
4475 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4476 delete_update_ssa, create_new_def_for,
4477 register_new_name_mapping, mark_sym_for_renaming,
4478 mark_set_for_renaming, need_ssa_update_p,
4479 name_registered_for_update_p, ssa_names_to_replace,
4480 release_ssa_name_after_update_ssa,
4481 insert_updated_phi_nodes_for, update_ssa): New.
4482 * tree-loop-linear.c (linear_transform_loops): Call
4483 update_ssa instead of rewrite_into_ssa.
4484 * tree-optimize.c (vars_to_rename): Remove.
4486 (init_tree_optimization_passes): Replace
4487 pass_redundant_phi with pass_copy_prop.
4489 Replace pass_ccp with pass_store_ccp.
4490 Add pass_store_copy_prop after pass_store_ccp.
4491 (execute_todo): If the TODO_ flags don't include updating
4492 the SSA form, assert that it does not need to be updated.
4493 Call update_ssa instead of rewrite_into_ssa and
4494 rewrite_def_def_chains.
4495 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4496 (tree_rest_of_compilation):
4497 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4498 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4499 TODO_cleanup_cfg): Renumber.
4500 (TODO_verify_loops, TODO_update_ssa,
4501 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4502 TODO_update_ssa_only_virtuals): Define.
4503 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4505 * tree-phinodes.c (make_phi_node): Update documentation.
4506 (remove_all_phi_nodes_for): Remove.
4507 (find_phi_node_for): New.
4508 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4509 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4510 (interpret_rhs_modify_expr): Likewise.
4511 * tree-sra.c (decide_instantiations): Mark all symbols in
4512 SRA_CANDIDATES for renaming.
4513 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4514 (mark_all_v_defs): New function. Update all users to call it
4515 with the whole list of scalarized statements, not just the
4517 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4518 (compute_flow_insensitive_aliasing): If the tag is
4519 unmodifiable and the variable isn't or vice-versa, don't
4520 make them alias of each other.
4521 (setup_pointers_and_addressables): If the type tag for
4522 VAR is about to change, mark the old one for renaming.
4523 (add_type_alias): New.
4524 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4525 (ccp_lattice_t): Rename from latticevalue.
4526 (value): Remove. Update all users.
4527 (const_val): New local variable.
4528 (do_store_ccp): New local variable.
4529 (dump_lattice_value): Handle UNINITIALIZED.
4530 (debug_lattice_value): New.
4531 (get_default_value): Re-write.
4532 (set_lattice_value): Re-write.
4533 (def_to_varying): Remove. Update all users.
4534 (likely_value): Return VARYING for statements that make
4535 stores when STORE_CCP is false.
4536 Return VARYING for any statement other than MODIFY_EXPR,
4537 COND_EXPR and SWITCH_EXPR.
4538 (ccp_initialize): Re-write.
4539 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4540 Move to tree-ssa-propagate.c.
4541 (ccp_lattice_meet): Handle memory stores when
4542 DO_STORE_CCP is true.
4543 (ccp_visit_phi_node): Likewise.
4544 (ccp_fold): Likewise.
4545 (evaluate_stmt): Likewise.
4546 (visit_assignment): Likewise.
4547 (ccp_visit_stmt): Likewise.
4548 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4552 (do_ssa_store_ccp): New.
4553 (gate_store_ccp): New.
4554 (pass_store_ccp): Declare.
4555 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4556 (may_propagate_copy): Reformat.
4557 Don't abort if ORIG is a virtual and DEST isn't.
4558 If NEW does not have alias information but DEST does,
4560 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4561 copy_prop_kind, which_copy_prop): Declare.
4562 (stmt_may_generate_copy, get_copy_of_val,
4563 get_last_copy_of, set_copy_of_val, dump_copy_of,
4564 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4565 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4566 init_copy_prop, fini_copy_prop, execute_copy_prop,
4567 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4568 store_copy_prop): New.
4569 (pass_copy_prop, pass_store_copy_prop): Declare.
4570 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4571 'num_const_prop' and 'num_copy_prop'.
4572 (cprop_operand): Update them.
4573 (dump_dominator_optimization_stats): Dump them.
4574 (tree_ssa_dominator_optimize): Call update_ssa instead of
4576 (loop_depth_of_name): Declare extern.
4577 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4578 values for LOW or HIGH.
4579 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4580 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4581 (cprop_operand): Only propagate if VAL != OP.
4582 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4583 statement for renaming.
4584 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4585 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4586 add_type_alias if necessary.
4587 Call mark_new_vars_to_rename.
4588 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4589 mark every statement updated, call update_ssa and
4590 rewrite_into_loop_closed_ssa.
4591 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4592 from LIVEIN if VAR is a virtual.
4593 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4594 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4595 (get_call_expr_operands): Reformat statement.
4596 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4598 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4599 SSA_NAME_VALUE for every name.
4600 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4601 get_value_loaded_by): New.
4602 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4603 substitute_and_fold): Move from tree-ssa-ccp.c.
4604 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4605 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4606 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4608 * tree-ssa.c (verify_use): Fix error message.
4609 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4610 check_phi_redundancy, kill_redundant_phi_nodes,
4611 pass_redundant_phi): Remove. Update all users.
4612 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4613 add_type_alias, if necessary.
4614 * tree-vectorizer.h (struct _stmt_vect_info): Update
4615 documentation for field 'memtag'.
4616 * tree-vrp.c: New file.
4617 * tree.def (ASSERT_EXPR): Define.
4618 * tree.h (ASSERT_EXPR_VAR): Define.
4619 (ASSERT_EXPR_COND): Define.
4620 (SSA_NAME_VALUE_RANGE): Define.
4621 (struct tree_ssa_name): Add field 'value_range'.
4622 (PHI_REWRITTEN): Remove.
4623 (struct tree_phi_node): Remove field 'rewritten'.
4624 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4625 -ftree-store-copy-prop): Document.
4626 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4627 Document usage of update_ssa.
4629 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4632 * config/rs6000/predicates.md (altivec_register_operand): Accept
4634 (and64_operand): Do not limit CONST_INT to mask64_operand.
4635 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4636 (and_operand): Do not limit CONST_INT to mask_operand.
4638 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4640 PR rtl-optimization/20466
4641 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4642 for overlap of the address of each list member.
4643 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4645 2005-04-08 Mike Stump <mrs@apple.com>
4647 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4649 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4652 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4654 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4656 * function.c (push_function_context_to): Don't set
4658 * function.h (function): Remove contains_functions.
4659 (current_function_contains_functions): Remove.
4661 * function.h (function): Remove instrument_entry_exit.
4662 (current_function_instrument_entry_exit): Remove.
4664 * function.h (nonlocal_labels): Remove.
4666 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4668 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4669 (check_attr_value, write_attr_get, write_expr_attr_cache,
4670 find_attr, make_internal_attr): Don't reference negative_ok or
4672 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4673 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4674 (ATTR_STATIC): Adjust the value.
4676 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4678 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4680 * config/s390/tpf.h (ASM_SPEC): Define.
4682 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4684 * tree-flow.h: Remove the prototype for
4685 redirect_immediate_uses.
4686 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4688 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4690 * arm.c (arm_const_double_by_parts): New function.
4691 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4692 * arm.md (define_split for 64-bit constants): Add another one.
4694 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4696 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4698 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4700 * system.h: Revert last change.
4702 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4704 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4705 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4706 (TARGET_SWITCHES): Delete.
4707 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4708 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4709 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4710 * config/xtensa/xtensa.opt: New file.
4712 2005-04-08 Ben Elliston <bje@au.ibm.com>
4714 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4715 * config/fp-bit.h: Tidy comments.
4717 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4719 * system.h: Poison PARAMS.
4721 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4723 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4724 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4725 (TARGET_SWITCHES): Delete.
4726 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4727 * config/vax/vax.opt: New file.
4729 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4731 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4733 2005-04-07 Ian Lance Taylor <ian@airs.com>
4735 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4737 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4738 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4741 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4743 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4744 all immediate uses in PHI nodes.
4746 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4748 * arm.c (arm_const_double_inline_cost): Handle any constant by
4749 using gen_lowpart and gen_highpart_mode.
4750 (note_invalid_constants): All constants in an RTX with a constraint
4751 that permits memory are now pushed to the constant pool.
4752 (output_move_double): Delete code to handle reg to reg and
4753 constant to reg moves.
4754 (const_double_needs_minipool, output_mov_immediate): Delete.
4755 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4756 CONST_INT and CONST_VECTOR.
4757 * arm.md (ANY64): New mode macro.
4758 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4759 (movdf_soft_insn): Split reg-reg and const-reg moves.
4760 (split patterns for 64-bit constant and register moves): New.
4761 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4762 (cirrus_movdf_hard_insn): Likewise.
4763 * fpa.md (movdf_fpa): Likewise.
4764 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4765 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4767 (movv2si_internal_2): Likewise.
4768 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4769 (movdf_vfp): Likewise.
4770 * arm-protos.h (output_mov_immediate): Delete prototype.
4772 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4775 * simplify-rtx.c (simplify_unary_operation_1): Check
4776 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4778 2005-04-06 James E Wilson <wilson@specifixinc.com>
4781 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4784 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4786 * coverage.h (GCOV_TYPE_NODE): Delete.
4787 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4788 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4789 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4790 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4791 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4793 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4796 * Makefile.in (gcc.pot): Remove options.c dependency.
4797 * optc-gen.awk: Don't quote help strings with N_().
4799 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4801 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4802 the function returns a pointer type.
4804 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4806 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4807 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4808 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4809 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4810 explicit_uses members.
4811 (get_or_create_used_part_for): Initialize new fields.
4812 (fieldoff_compare): New function.
4813 (create_overlap_variables_for): Count number of fields, use
4814 heuristic to determine whether to create subvars for vars with
4816 Sort the field list by offset and avoid creating duplicate SFT's.
4818 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4820 * c.opt (-F): Remove trailing whitespace from help string.
4821 (-finput-charset): Use a tab to separate the switch name and help
4823 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4824 (-ftree-vectorizer-verbose): Likewise.
4826 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4828 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4829 a PHI argument where a use occurs instead of all PHI arguments.
4831 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4833 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4836 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4838 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4839 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4840 config/bfin/bfin.h: Fix comment typos.
4842 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4844 * doc/install.texi: Update the URL for Jacks.
4845 * doc/sourcebuild.texi: Likewise.
4847 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4850 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4851 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4853 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4855 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4857 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4859 * config/v850/v850-protos.h (override_options): Delete.
4860 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4861 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4862 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4863 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4864 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4865 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4866 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4867 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4868 (OVERRIDE_OPTIONS): Delete.
4869 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4870 (small_memory_info): Remove the value field.
4871 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4873 * config/v850/v850.c (small_memory): Remove the value field.
4874 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4875 (override_options): Delete.
4876 (v850_handle_memory_option, v850_handle_option): New functions.
4877 * config/v850/v850.opt: New file.
4879 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4881 * config.host: Add a section for generic hosts, and a subsection
4882 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4883 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4884 * config/host-darwin.h: New.
4885 * config/x-darwin: New.
4886 * config/i386/host-i386-darwin.c: New.
4887 * config/i386/x-darwin: New.
4888 * config/rs6000/host-darwin.c: Include host-darwin.h.
4889 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4890 (darwin_rs6000_gt_pch_use_address): Likewise.
4891 * config/rs6000/x-darwin: Change name of .o built, update
4892 dependencies for changes to rs6000/host-darwin.c.
4894 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4897 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4899 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4901 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4902 split_loop_exit_edge instead of loop_split_edge_with.
4904 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4906 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4907 UNSPEC_SET_VSCR): New constants, used throughout.
4909 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4911 (altivec_vspltis<VI_char>): ... this pattern, using
4912 a QImode const_int_operand for the immediate.
4913 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4916 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4919 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4921 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4923 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4925 2005-04-06 Ben Elliston <bje@au.ibm.com>
4927 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4928 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4929 macros as living in "this file" and not gcc.h.
4931 2005-04-06 Ben Elliston <bje@au.ibm.com>
4933 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4934 -ftree-live_range_split. Perhaps renamed at some point?
4936 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4939 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4940 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4942 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4944 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4945 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4946 (number_of_iterations_special): New function.
4947 (number_of_iterations_exit): Use number_of_iterations_special.
4948 Use simplify_using_outer_evolutions only at -O3.
4949 (number_of_iterations_cond, tree_simplify_using_condition,
4950 simplify_using_initial_conditions, loop_niter_by_eval,
4951 compare_trees, can_count_iv_in_wider_type_bound,
4952 simplify_using_outer_evolutions): Use fold_build.
4954 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4956 * doc/install.texi (Configuration): Document --with-java-home.
4958 2005-04-05 Richard Henderson <rth@redhat.com>
4962 * config/i386/i386.c (print_operand): Handle vector zeros.
4963 (ix86_split_to_parts): Handle CONST_VECTOR.
4964 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4965 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4966 what modes to tie for MMX and SSE registers.
4967 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4968 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4969 to vector modes as well.
4970 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4971 properly as an input mode.
4973 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4975 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4977 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4979 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4981 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4983 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4984 and local functions, set sse_nregs to 8 and float_in_sse.
4985 (function_arg_advance, function_arg): If float_in_sse, pass
4986 SFmode and DFmode arguments in SSE registers.
4987 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4989 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4990 of -funit-at-a-time.
4992 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4994 * config/i386/i386-protos.h (ix86_function_value): Accept two
4995 arguments, like the target macro.
4996 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4997 * config/i386/i386.c (ix86_function_value): Accept the second
4998 argument of the target macro.
4999 (ix86_function_ok_for_sibcall): Pass a function pointer to
5000 ix86_function_value.
5001 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5002 call to ix86_value_regno).
5003 (ix86_value_regno): Add support for returning floating point values
5006 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5008 PR tree-optimization/20076
5009 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5010 that call __builtin_return or __builtin_apply_args.
5012 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5014 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5015 Use immediate use iterator.
5016 (stmt_is_bumper_for_loop): Use immediate use iterator.
5017 * predict.c (strip_builtin_expect): Use update_stmt.
5018 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5019 on all elements of a STATEMENT_LIST.
5020 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5021 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5022 (bsi_replace): Mark stmt as modified and the update it.
5023 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5024 (expand_complex_libcal): Call update_stmt.
5025 (expand_complex_comparison): Call mark_stmt_modified.
5026 (expand_complex_operations_1): Call update_stmt_if_modified.
5027 (expand_vector_operations_1): Call mark_stmt_modified.
5028 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5029 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5030 add_immediate_use, redirect_immediate_use,
5031 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5032 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5033 (mark_new_vars_to_rename): Call update_stmt.
5034 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5035 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5037 (unmodify_stmt): Delete.
5038 (update_stmt): New. Force an update of a stmt.
5039 (update_stmt_if_modified): update a stmt if it is out of date.
5040 (get_stmt_operands): Verify stmt is NOT modified.
5041 (stmt_modified_p): Update comment.
5042 (delink_imm_use): Remove a use node from its immuse list.
5043 (link_imm_use_to_list): Link a use node to a specific list.
5044 (link_imm_use): Link a node to the correct list.
5045 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5046 it in the correct list, if appropriate.
5047 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5048 (relink_imm_use): Link a use node in place of another node in a list.
5049 (relink_imm_use_stmt): LInk a node in place of another node, and set
5051 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5052 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5053 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5054 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5055 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5056 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5057 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5058 (has_zero_uses): New. Return true if there are no uses of a var.
5059 (has_single_use): New. Return true if there is only a single use of a
5061 (single_imm_use): New. Return the simgle immediate use.
5062 (num_imm_uses): New. Return the number of immediate uses.
5063 (get_v_must_def_ops): Use is now a pointer.
5064 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5065 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5067 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5068 (delink_stmt_imm_use): Delink all immuses from a stmt.
5069 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5070 * tree-flow.h (struct dataflow_d): Delete.
5071 (immediate_use_iterator_d): New. Immediate use iterator struct.
5072 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5073 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5074 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5076 (struct stmt_ann_d): Remove dataflow_t from struct.
5077 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5078 (if_convertible_phi_p): Use FAST immuse iterator.
5079 (if_convertible_loop_p): Don't call compute_immediate_uses.
5080 (replace_phi_with_cond_modify_expr): Call update_stmt.
5081 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5082 update_stmt_if_modified.
5083 (rewrite_all_into_ssa): Initialize ssa operands.
5084 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5085 compute_immediate_uses.
5086 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5087 ssa_property is available.
5088 (execute_one_pass): Change parameters passed to execute_todo.
5089 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5090 (remove_ssa_form): Call fini_ssa_operands.
5091 (insert_backedge_copies): Delete call to modify_stmt.
5092 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5093 (release_phi_node): Delink any use nodes before releasing.
5094 (resize_phi_node): Relink any use nodes.
5095 (remove_phi_arg_num): Delink the use node.
5096 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5097 (remove_all_phi_nodes_for): Release phi node first.
5098 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5099 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5100 (scalarize_use, scalarize_copy): Call update_stmt.
5101 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5102 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5103 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5104 (ccp_initialize): Remove call to compute_immediate_uses.
5105 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5106 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5108 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5109 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5110 (eliminate_redundant_computations): Call mark_stmt_modified.
5111 (cprop_operand): Call mark_stmt_modified.
5112 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5113 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5114 (dse_optimize_stmt): Use new immuse interface.
5115 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5116 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5117 (substitute_single_use_vars): Use new immuse interface.
5118 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5119 and compute_immediate_uses.
5120 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5122 (rewrite_mem_refs): Call update_stmt.
5123 (determine_lsm): Remove call to compute_imm_uses and free_df.
5124 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5125 (try_unroll_loop_completely): Call update_stmt.
5126 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5127 (rewrite_use_compare): Call update_stmt.
5128 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5129 (rewrite_use) : Call update_stmt.
5130 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5131 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5133 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5134 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5135 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5137 (initialize_vuse_operand): New. Initialize a vuse operand.
5138 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5139 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5140 (finalize_ssa_defs): Use stmt parameter.
5141 (correct_use_link): Ensure a use node is in the correct list, and has
5142 the correct stmt pointer.
5143 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5144 finalize_ssa_v_must_defs): Also initialize use nodes.
5145 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5146 (build_ssa_operands): Seperate parsing from final operand construction.
5147 (parse_ssa_operands): New. Parse entry point for operand building.
5148 (swap_tree_operands): New. Swap 2 tree operands.
5149 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5151 (get_expr_operands): Call swap_tree_operands when needed.
5152 (copy_virtual_operands): Use initialize routines for virtual use ops.
5153 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5154 (verify_abort): New. Issue imm_use error.
5155 (verify_imm_links): New Verify imm_use links for a var.
5156 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5157 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5158 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5159 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5160 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5161 (NULL_USE_OPERAND_P) Define.
5162 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5164 (struct vuse_operand_type): New struct.
5165 (SET_USE): Call set_ssa_use_from_ptr.
5167 (PHI_ARG_INDEX_FROM_USE): Define.
5168 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5169 argument via SET_USE, not PHI_ARG_DEF_TREE.
5170 * tree-ssa-pre.c (eliminate): Call update_stmt.
5171 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5173 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5174 (nearest_common_dominator_of_uses): Use imm_use iterator.
5175 (statement_sink_location): Use imm_use iterator and interface.
5176 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5177 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5178 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5179 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5180 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5181 if new parameter is true.
5182 (init_tree_ssa): Don't initialize operand cache here.
5183 (delete_tree_ssa): Don't destroy operand cache here.
5184 (propagate_into_addr): Pass in a use pointer, return true if anything
5186 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5187 (check_phi_redundancy): Use imm_use iterator.
5188 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5190 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5191 (release_ssa_name): Delink node and all elements in its imm_use list.
5192 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5193 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5194 * tree-vectorizer.c (need_imm_uses_for): Delete.
5195 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5196 * tree.h (struct ssa_imm_use_d): Define.
5197 (SSA_NAME_IMM_USE_NODE): Define.
5198 (struct tree_ssa_name): Add imm_use node.
5200 (PHI_ARG_IMM_USE_NODE): Define.
5201 (struct phi_arg_d): Add imm_use node.
5202 (struct tree_phi_node): Remove struct dataflow_d element.
5203 (TDF_STMTADDR): Define.
5205 2005-04-05 Dale Johannesen <dalej@apple.com>
5207 * doc/invoke.texi (Optimization Options): Remove
5208 duplicate -fcse-follow-jumps. Add -fweb.
5209 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5210 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5212 2005-04-05 Per Bothner <per@bothner.com>
5214 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5215 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5216 (warn_uninit): Get EXPR_LOCUS from context now instead.
5217 This fixes a USE_MAPPED_LOCATION testsuite failure.
5219 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5221 2005-04-05 Per Bothner <per@bothner.com>
5223 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5224 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5225 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5228 2004-04-05 Devang Patel <dpatel@apple.com>
5230 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5231 (lhsr<mode>3): ... new name.
5232 (altivec_vsra<VI_char>): Rename to ..
5233 (ashr<mode>3): ... new name.
5234 * config/rs6000/rs6000.c (builtin_description): Rename shift
5237 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5239 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5240 gen_lowpart_for_combine.
5241 * cse.c (gen_lowpart_if_possible): Move...
5242 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5244 (gen_lowpart_no_emit_general): Use it.
5246 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5248 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5251 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5253 * system.h: Fix typo.
5255 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5257 * config/bfin/bfin-modes.def: New file.
5258 * config/bfin/bfin-protos.h: New file.
5259 * config/bfin/bfin.c: New file.
5260 * config/bfin/bfin.h: New file.
5261 * config/bfin/bfin.md: New file.
5262 * config/bfin/bfin.opt: New file.
5263 * config/bfin/crti.s: New file.
5264 * config/bfin/crtn.s: New file.
5265 * config/bfin/elf.h: New file.
5266 * config/bfin/lib1funcs.asm: New file.
5267 * config/bfin/predicates.md: New file.
5268 * config/bfin/t-bfin: New file.
5269 * config/bfin/t-bfin-elf: New file.
5270 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5271 Document new attributes.
5272 (interrupt, interrupt_handler, saveall): Update documentation for
5274 * doc/install.texi (Specific): Add entry for the Blackfin.
5275 * doc/invoke.texi (Blackfin Options): New section.
5276 * doc/md.texi (Blackfin family): New section to document constraints.
5277 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5279 2005-04-05 Olivier Hainque <hainque@adacore.com>
5281 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5282 match what the system unwinder expects.
5283 * config/mips/mips.c (mips_frame_set): If we're saving the return
5284 address register and the dwarf return address column number differs
5285 from the hard register number, adjust the note reg to refer to the
5288 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5290 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5291 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5292 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5293 (processor_type): New enum.
5294 (mn10300_processor): New variable.
5295 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5296 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5297 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5298 (PROCESSOR_DEFAULT): New macro.
5299 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5300 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5301 (mn10300_handle_option, mn10300_override_options): New functions.
5302 * config/mn10300/mn10300.opt: New file.
5304 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5305 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5307 PR tree-optimization/19903
5308 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5309 that don't fit in their type after conversion.
5311 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5314 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5315 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5316 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5317 flag here. Implement using define_insn_and_split.
5318 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5319 (frndintxf2_mask_pm_i387): New insn patterns.
5320 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5321 Do not set ix86_optimize_mode_switching flag.
5322 (ceilsf2, ceildf2, ceilxf2): Same.
5323 (btruncsf2, btruncdf2, btruncxf2): Same.
5324 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5326 2005-04-05 Ian Lance Taylor <ian@airs.com>
5329 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5330 i386_pe_record_external_function.
5331 (i386_pe_record_external_function): Update declaration.
5332 * config/i386/winnt.c (struct extern_list): Add decl field.
5333 (i386_pe_record_external_function): Add decl parameter.
5334 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5336 * config/i386/i386-protos.h (i386_pe_record_external_function):
5339 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5341 * config/m68k/m68k-protos.h: Add a prototype for
5342 valid_dbcc_comparison_p_2.
5343 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5344 extend_operator, const_uint32_operand, const_sint32_operand,
5345 general_src_operand, nonimmediate_src_operand,
5346 memory_src_operand, post_inc_operand, pre_dec_operand,
5347 pcrel_address): Move to predicates to predicates.md.
5348 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5349 * config/m68k/m68k.md: Include predicates.md.
5350 * config/m68k/predicates.md: New.
5352 2005-04-04 Roger Sayle <roger@eyesopen.com>
5354 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5356 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5358 2005-04-04 Ian Lance Taylor <ian@airs.com>
5360 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5362 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5363 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5364 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5365 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5366 * c-common.c (c_do_switch_warnings_1): New static function broken
5367 out of c_do_switch_warnings.
5368 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5369 (c_do_switch_expr_warnings): New function.
5370 * c-common.h (c_do_switch_expr_warnings): Declare.
5372 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5373 Daniel Jacobowitz <dan@codesourcery.com>
5375 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5377 * rtlanal.c (may_trap_p): Same.
5379 2005-04-04 Dale Johannesen <dalej@apple.com>
5381 * ChangeLog: remove reference to ChangeLog.12.
5383 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5385 CRIS epilogue as RTL.
5386 * config/cris/cris.md: Change all 0 in unspec 0 to
5388 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5389 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5391 ("return"): Change to define_expand. Call cris_expand_return for
5393 ("*return_expanded"): New pattern.
5394 ("epilogue"): New define_expand.
5395 * config/cris/cris.h (PREDICATE_CODES): Add
5396 cris_load_multiple_op.
5397 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5399 (enum cris_retinsn_type): New.
5400 (struct machine_function): New member return_type.
5401 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5402 (cris_target_asm_function_epilogue): Remove, moving RTLified
5404 (cris_expand_epilogue): New function.
5405 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5406 (cris_gen_movem_load, cris_load_multiple_op)
5407 (cris_return_address_on_stack_for_return, cris_expand_return): New
5409 (cris_target_asm_function_prologue)
5410 (cris_initial_frame_pointer_offset): Call
5411 cris_reg_saved_in_regsave_area instead of complicated expression.
5412 Call cris_return_address_on_stack instead of an expression.
5413 (cris_print_operand) <case 'o', case 'O'>: New cases.
5414 (cris_return_address_on_stack): Change return-type to bool.
5415 (cris_simple_epilogue): Ditto. Return false if registers are
5417 * config/cris/cris-protos.h (cris_simple_epilogue)
5418 (cris_return_address_on_stack): Adjust prototype return type.
5419 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5420 (cris_return_address_on_stack_for_return): New prototypes.
5422 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5424 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5425 gpr_or_int12_operand.
5427 * config/frv/frv-protos.h: Add a prototype to
5428 frv_legitimate_memory_operand and frv_const_unspec_p.
5429 (frv_unspec): Move from frv.c.
5430 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5431 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5432 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5433 gpr_or_fpr_operand, gpr_or_int12_operand,
5434 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5435 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5436 int6_operand, int5_operand, uint5_operand, uint4_operand,
5437 uint1_operand, int_2word_operand, uint16_operand,
5438 upper_int16_operand, integer_register_operand,
5439 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5440 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5441 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5442 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5443 move_destination_operand, movcc_fp_destination_operand,
5444 frv_function_symbol_referenced_p, move_source_operand,
5445 condexec_dest_operand, condexec_source_operand,
5446 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5447 const_unspec_operand, gpr_or_memory_operand,
5448 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5449 icc_operand, fcc_operand, cc_operand, icr_operand,
5450 fcr_operand, cr_operand, call_operand, sibcall_operand,
5451 symbolic_operand, relational_operator,
5452 integer_relational_operator, float_relational_operator,
5453 ccr_eqne_operator, minmax_operator,
5454 condexec_si_binary_operator, condexec_si_media_operator,
5455 condexec_si_divide_operator, condexec_si_unary_operator,
5456 condexec_sf_conv_operator, condexec_sf_add_operator,
5457 condexec_memory_operand, intop_compare_operator, acc_operand,
5458 even_acc_operand, quad_acc_operand, accg_operand: Move to
5460 * config/frv/frv.h (PREDICATE_CODES): Remove.
5461 * config/frv/frv.md: Include predicates.md.
5462 * config/frv/predicates.md: New.
5464 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5467 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5468 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5469 (add_standard_iv_candidates_for_size): New function, extracting code
5470 from add_standard_iv_candidates and parameterizing it by type size.
5471 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5473 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5475 * system.h (GCOV_SIZE_TYPE): Unposion.
5476 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5477 (GCOV_TYPE_SIZE): ...this new macro.
5478 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5479 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5480 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5481 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5482 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5483 instead of unsigned_intSI_type_node.
5484 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5485 (rtl_gen_one_value_profiler_no_edge_manipulation)
5486 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5487 * value-prof.c: Include coverage.h.
5489 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5490 Diego Novillo <dnovillo@redhat.com>
5492 Fix PR tree-optimization/20703
5493 Fix PR tree-optimization/20725
5495 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5496 (create_expression_by_pieces): Ditto.
5497 (valid_in_set): Ditto. Also handle tcc_declaration.
5498 (find_or_generate_expression): Handle comparison class.
5499 (insert_into_preds_of_block): Ditto.
5500 (insert_aux): Ditto.
5501 (create_value_expr_from): Handle comparison class, recursively
5502 handle reference nodes.
5503 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5504 (execute_pre): Fix spacing.
5505 (do_fre): Renamed to execute_fre.
5507 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5509 * doc/invoke.texi (SPARC options): Document that
5510 -mlittle-endian is not supported on Linux either.
5512 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5516 * config.gcc (Obsolete configurations): Remove
5517 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5518 (sparclite-*-coff*): Delete.
5519 (sparclite-*-elf*): Likewise.
5520 (sparc86x-*-elf*): Likewise.
5521 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5522 * config/sparc/lite.h: Delete.
5523 * config/sparc/litecoff.h: Likewise.
5524 * config/sparc/liteelf.h: Likewise.
5525 * config/sparc/sp86x-elf.h: Likewise.
5526 * config/sparc/t-sparclite: Likewise.
5527 * config/sparc/t-sp86x: Likewise.
5529 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5531 * config/s390/s390-protos.h: (s390_comparison,
5532 s390_alc_comparison, s390_slb_comparison, const0_operand,
5533 consttable_operand, larl_operand, s_operand,
5534 shift_count_operand, bras_sym_operand, load_multiple_operation,
5535 store_multiple_operation, s390_plus_operand): Remove prototypes.
5536 (s390_legitimate_address_without_index_p): New prototype.
5537 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5539 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5540 const0_operand, consttable_operand, larl_operand, s_operand,
5541 shift_count_operand, bras_sym_operand, load_multiple_operation,
5542 store_multiple_operation, s390_plus_operand): Move to
5544 (check_mode): Remove.
5545 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5547 (s390_legitimate_address_without_index_p): New.
5548 * config/s390/s390.h (PREDICATE_CODES): Remove.
5549 * config/s390/s390.md: Include predicates.md.
5550 * config/s390/predicates.md: New.
5552 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5555 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5556 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5557 (NEED_INDICATE_EXEC_STACK): Define to 1.
5558 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5559 (NEED_INDICATE_EXEC_STACK): Define to 1.
5560 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5561 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5562 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5563 (pic_helper_emitted_p): New global.
5564 (emit_pic_helper): New function extracted from...
5565 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5566 Do not call emit_pic_helper if delay_pic_helper is true.
5567 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5568 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5569 (sparc_file_end): New function.
5571 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5573 * config/mcore/mcore-protos.h: Remove the prototypes for
5574 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5575 mcore_general_movdst_operand, mcore_reload_operand,
5576 mcore_arith_J_operand, mcore_arith_K_operand,
5577 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5578 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5579 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5580 mcore_literal_K_operand, mcore_addsub_operand,
5581 mcore_compare_operand, mcore_load_multiple_operation,
5582 mcore_store_multiple_operation, mcore_call_address_operand.
5583 Add a prototype for const_ok_for_mcore.
5584 * config/mcore/mcore.c (mcore_call_address_operand,
5585 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5586 mcore_arith_reg_operand, mcore_reload_operand,
5587 mcore_arith_J_operand, mcore_arith_K_operand,
5588 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5589 mcore_arith_M_operand, mcore_arith_imm_operand,
5590 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5591 mcore_literal_K_operand, mcore_addsub_operand,
5592 mcore_compare_operand, mcore_load_multiple_operation,
5593 mcore_store_multiple_operation): Move to predicates.md.
5594 (const_ok_for_mcore): Export.
5595 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5596 * config/mcore/mcore.md: Include predicates.md.
5597 * config/mcore/predicates.md: New.
5599 * config/mcore/predicates.md: Fix a comment typo.
5601 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5602 Adrian Straetling <straetling@de.ibm.com>
5604 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5605 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5606 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5608 ("imul"): Removed from "type" attribute.
5609 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5610 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5611 Changed type to imulsi.
5612 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5614 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5616 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5617 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5618 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5619 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5620 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5621 (TARGET_SWITCHES, mcore_stack_increment_string)
5622 (TARGET_OPTIONS): Delete.
5623 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5624 than *_BIT constants.
5625 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5626 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5627 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5628 (mcore_override_options): Delete mcore_stack_increment code.
5629 Change use of M340_BIT to MASK_M340.
5630 * config/mcore/mcore.opt: New file.
5632 2005-04-04 Ian Lance Taylor <ian@airs.com>
5634 * config/arm/arm.c (replace_symbols_in_block): Remove static
5637 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5639 * config/fr30/fr30-protos.h: Remove the prototypes for
5640 stack_add_operand, add_immediate_operand,
5641 high_register_operand, low_register_operand, call_operand,
5642 di_operand, and nonimmediate_di_operand.
5643 * config/fr30/fr30.c (stack_add_operand,
5644 add_immediate_operand, high_register_operand,
5645 low_register_operand, call_operand, di_operand,
5646 nonimmediate_di_operand): Move to predicates.md.
5647 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5648 * config/fr30/fr30.md: Include predicates.md.
5649 * config/fr30/predicates.md: New.
5651 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5652 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5653 mcore_call_address_operand.
5655 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5656 general_movsrc_operand.
5658 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5660 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5663 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5666 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5669 2005-04-04 Richard Henderson <rth@redhat.com>
5670 Jakub Jelinek <jakub@redhat.com>
5672 PR rtl-optimization/16104
5673 * fold-const.c (fold_unary): Fix folding of vector conversions.
5675 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5677 * config.gcc (xstormy16-*-elf): Set extra_options.
5678 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5679 * config/stormy16/stormy16.opt: New file.
5681 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5683 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5684 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5685 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5686 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5687 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5688 (TARGET_UNIX_ASM): Delete.
5689 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5690 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5691 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5692 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5693 * config/pdp11/pdp11.opt: New file.
5695 2005-04-03 Roger Sayle <roger@eyesopen.com>
5696 Alexandre Oliva <aoliva@redhat.com>
5699 * fold-const.c (non_lvalue): Split tests into...
5700 (maybe_lvalue_p): New function.
5701 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5702 C++ front-end prior to lowering into gimple form.
5704 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5706 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5707 BUILT_IN_STRNCASECMP): New.
5708 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5711 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5714 * arm.md (addsi3_compare0_for_combiner): Delete.
5715 (addsi3_compare0_scratch_for_combiner): Delete.
5716 (cmpsi_neg_shiftsi): Delete.
5717 (compare_negsi_si): New pattern.
5718 (cmpsi_negshiftsi_si): New pattern.
5719 (negated_cbranchsi4): Restrict to equality_operator.
5721 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5724 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5726 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5729 * doc/install.texi: Fix a typo.
5731 2005-04-03 Steven Bosscher <stevenb@suse.de>
5734 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5735 a computed goto if the edge to the computed goto block has
5736 incoming abnormal edges. Clarify how the function works.
5738 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5740 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5741 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5742 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5743 hash_scan_set, reg_set_between_after_reload_p,
5744 reg_used_between_after_reload_p, get_avail_load_store_reg,
5745 eliminate_partially_redundant_load): Likewise.
5746 * postreload.c (reload_cse_simplify_set,
5747 reload_combine_note_use): Likewise.
5748 * predict.c (predict_insn, expected_value_to_br_prob,
5749 propagate_freq, expensive_function_p): Likewise.
5750 * print-rtl.c (print_rtx): Likewise.
5751 * profile.c (instrument_edges, instrument_values,
5752 compute_branch_probabilities, branch_prob, union_groups,
5753 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5754 * protoize.c (in_system_include_dir, file_could_be_converted,
5755 file_normally_convertible, gen_aux_info_file, seek_to_line,
5756 do_cleaning): Likewise.
5757 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5758 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5759 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5761 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5763 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5764 * modulo-sched.c (undo_replace_buff_elem): New structure.
5765 (kernel_number_of_cycles, ps_unschedule_node,
5766 undo_generate_reg_moves,free_undo_replace_buff,
5767 undo_permute_partial_schedule, loop_single_full_bb_p,
5768 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5769 build_loops_structure, get_sched_window): New.
5770 (generate_reg_moves): Return undo_replace_buff_elem and other
5772 (generate_prolog_epilog): Remove old loop versioning.
5773 (sms_schedule): Use loop information and loop_version.
5774 (sms_schedule_by_order): Split part of it to get_sched_window.
5775 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5776 cfg_layout_finalize and free_dominance_info before/after SMS.
5778 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5780 * cfghooks.c (lv_flush_pending_stmts,
5781 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5782 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5783 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5784 lv_add_condition_to_bb,
5785 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5786 flush_pending_stmts): New in cfg_hooks structure.
5787 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5788 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5789 lv_add_condition_to_bb): New declarations.
5790 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5792 (loop_version): Declare.
5793 * cfgloopmanip.c (cfghooks.h): Include.
5794 (duplicate_loop_to_header_edge): Change return type to bool.
5795 (loop_version, lv_adjust_loop_entry_edge): Move here.
5796 * cfgrtl.c (cfgloop.h): Include.
5797 (rtl_verify_flow_info_1): Fix.
5798 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5799 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5801 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5802 tree_lv_add_condition_to_bb): New.
5803 (tree_cfg_hooks): Add new hooks to initialization.
5804 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5805 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5807 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5809 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5810 xstormy16_below100_or_register,
5811 xstormy16_splittable_below100_or_register, and
5812 nonimmediate_nonstack_operand.
5814 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5815 xstormy16_ineqsi_operator, equality_operator,
5816 inequality_operator, shift_operator,
5817 xstormy16_below100_operand, xstormy16_below100_or_register,
5818 xstormy16_splittable_below100_or_register,
5819 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5820 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5821 equality_operator, inequality_operator,
5822 xstormy16_below100_operand, xstormy16_below100_or_register,
5823 xstormy16_splittable_below100_or_register,
5824 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5825 nonimmediate_nonstack_operand, shift_operator): Move to
5827 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5828 * config/stormy16/stormy16.md: Include predicates.md.
5829 * config/stormy16/predicates.md: New.
5831 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5833 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5834 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5835 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5836 move_operand, power_of_2_operand): Move to predicates.md.
5837 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5838 PREDICATE_CODE): Remove.
5839 * config/iq2000/iq2000.md: Include predicates.md.
5840 * config/iq2000/predicates.md: New.
5842 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5844 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5845 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5846 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5847 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5848 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5849 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5850 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5851 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5852 (TARGET_M68HC11): Delete.
5853 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5854 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5855 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5856 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5857 (nb_soft_regs): Delete.
5858 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5859 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5860 and MASK_M6812 being set simultaneously. Change the code that sets
5861 the default m68hc11_soft_reg_count to use integers instead of strings.
5862 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5863 m68hc11_soft_reg_count (which now has an int type) as the number
5865 * config/m68hc11/m68hc11.opt: New file.
5867 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5869 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5870 fp_displacement_operand, sp_displacement_operand.
5872 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5874 Remove the prototypes for tst_operand, cmp_operand,
5875 stack_register_operand, d_register_operand,
5876 hard_addr_reg_operand, splitable_operand,
5877 m68hc11_logical_operator, m68hc11_arith_operator,
5878 m68hc11_non_shift_operator, m68hc11_shift_operator,
5879 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5880 non_push_operand, hard_reg_operand, and
5881 reg_or_some_mem_operand.
5882 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5884 (tst_operand, cmp_operand, non_push_operand,
5885 splitable_operand, reg_or_some_mem_operand,
5886 stack_register_operand, d_register_operand,
5887 hard_addr_reg_operand, hard_reg_operand,
5888 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5889 m68hc11_arith_operator, m68hc11_non_shift_operator,
5890 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5892 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5893 * config/m68hc11/m68hc11.md: Include predicates.md.
5894 * config/m68hc11/predicates.md: New.
5896 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5899 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5900 change checked in along with 2005-03-03's patch for debug/20253.
5901 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5902 (remap_decl): Insert type decl in map earlier.
5904 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5906 PR tree-optimization/20640
5907 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5908 post-dominator if it has phi nodes.
5909 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5910 before dead statements.
5912 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5915 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5917 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5919 PR rtl-optimization/20290
5920 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5921 in every iteration if the entry point is the exit test.
5923 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5925 * config/cris/cris.md (attribute "length"): Define.
5927 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5929 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5930 (word_offset_memref_operand): New.
5931 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5932 (indexed_or_indirect_operand): Delete.
5933 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5934 (indexed_or_indirect_operand): Delete.
5936 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5939 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5942 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5943 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5945 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5947 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5949 2005-04-01 Ian Lance Taylor <ian@airs.com>
5951 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5952 (rus, prus): Remove static variables.
5953 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5954 (process_command): Permit report_times and use_pipes together.
5956 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5958 * c-decl.c (validate_proto_after_old_defn): Look at
5959 TYPE_MAIN_VARIANT of argument types.
5961 2005-04-01 Paul Brook <paul@codesourcery.com>
5963 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5964 (arm_output_function_epilogue): Allow call_via_SP.
5965 (thumb_call_via_reg, arm_file_end): Ditto.
5966 * config/arm/arm.h (struct machine_function): Include space for SP.
5967 (thumb_call_via_label): Update declaration.
5969 2005-04-01 Ian Lance Taylor <ian@airs.com>
5971 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5972 doing a peephole optimization, once again put any notes in the
5975 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5977 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5979 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5981 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5982 (block_alloc, find_free_reg): Likewise.
5983 * loop-doloop.c (doloop_modify): Likewise.
5984 * loop-invariant.c (record_use): Likewise.
5985 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5986 get_iv_value, canon_condition, eliminate_implied_condition,
5987 eliminate_implied_condition, simplify_using_initial_values,
5988 shorten_into_mode, canonicalize_iv_subregs,
5989 iv_number_of_iterations): Likewise.
5990 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5991 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5992 unswitch_loop): Likewise.
5993 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5994 move_movables, replace_call_address, find_and_verify_loops,
5995 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5996 record_giv, final_giv_value, general_induction_var,
5997 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5998 loop_giv_dump): Likewise.
6000 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6001 GCOV_CHECK_WRITING): Remove.
6002 (gcov_position, gcov_rewrite): Use gcc_assert.
6003 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6004 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6005 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6008 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6010 * tree-inline.c: Fix a typo.
6012 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6014 * configure.ac (enable-checking): Explicitly set all variables for
6015 collective switch values. Alphabetize variables. Rename
6016 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6018 * doc/install.texi (enable-checking): Update documentation.
6019 * configure: Rebuilt.
6021 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6023 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6026 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6028 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6029 Also reject cases where this pattern will cause load delay stalls
6030 unless optimizing for size and it will produce a shorter sequence.
6031 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6032 variants to avoid pre-adjusting the base when possible.
6034 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6036 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6037 the frame and argument pointers.
6038 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6039 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6040 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6041 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6042 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6043 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6045 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6047 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6048 with entry for selectany attribute.
6049 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6051 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6052 (i386_pe_asm_named_section): Handle sections generated by
6053 selectany attribute.
6054 * doc/extend.texi (selectany): Document attribute.
6056 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6057 Jan Hubicka <jh@suse.cz>
6059 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6060 to fix addresses involving EBP and ESP.
6061 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6062 for SUBREGed registers.
6063 (legitimate_address_p): Accept SUBREGed registers.
6065 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6068 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6069 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6072 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6074 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6076 2005-04-01 James E Wilson <wilson@specifixinc.com>
6079 * dwarf2out.c (rtl_for_decl_init): New function.
6080 (rtl_for_decl_location): Extracted from here.
6081 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6082 add_const_value_attribute. Delete initializer_constant_valid_p call.
6084 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6086 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6087 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6088 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6089 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6090 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6091 config/i386/i386.md, config/rs6000/predicates.md,
6092 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6093 config/s390/s390.c, config/stormy16/stormy16.c,
6094 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6097 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6100 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6101 COND_EXPR and CALL_EXPR.
6103 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6106 * genautomata.c (first_cycle_unit_presence): Check all alternative
6107 states for unit presence.
6109 * doc/md.texi: Remove remark about impossibility to query unit
6110 presence in non nondeterministic automaton state.
6112 * config/ia64/ia64.c (get_template): Change order of unit querying.
6114 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6116 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6119 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6121 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6122 flag for edges outside any loops.
6124 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6126 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6128 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6130 * tree-ssa-alias.c: Follow spelling conventions.
6131 * doc/tree-ssa.texi: Fix a typo.
6133 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6135 * postreload-gcse.c: Include target.h.
6136 (gcse_after_reload_main): Return early if we cannot modify jumps.
6137 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6139 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6141 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6142 expensive operations.
6144 2005-03-31 Ian Lance Taylor <ian@airs.com>
6146 * collect2.c (lderrout): New variable.
6147 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6148 if it is set, to stderr.
6149 (handler): Unlink lderrout if it is set.
6150 (dump_file): Add "to" parameter. Change all callers.
6151 (main): Initialize lderrout.
6152 (collect_execute): Add errname parameter. Change all callers.
6153 Rename redir parameter to outname. Never pass
6154 PEX_STDERR_TO_STDOUT to pex_run.
6155 * collect2.h (collect_execute, dump_file): Update declarations.
6156 * tlink.c (tlink_execute): Add errname parameter. Change all
6158 (do_tlink): Check lderrout as well as ldout.
6160 2005-03-31 Caroline Tice <ctice@apple.com>
6162 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6163 (bb-reorder.o): Add errors.h to list of requirements.
6164 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6165 profiledbootstrap flags.
6166 * bb-reorder.c (errors.h): Add new include.
6167 (struct bbro_basic_block_data_def): Add new field, in_trace.
6168 (add_unlikely_executed_notes): Remove function.
6169 (mark_bb_for_unlikely_executed_section): Remove function.
6170 (insert_section_boundary_note): New function.
6171 (verify_hot_cold_block_grouping): New function.
6172 (push_to_next_round_p): Remove variables and tests that push all
6173 cold blocks to last round.
6174 (find_traces): Remove code that added extra round of trace finding
6175 when doing partitioning.
6176 (find_traces_1_round) : Remove variable last_round; add code to
6177 update new struct field, in_trace; correct trace_length where it was
6178 incorrect before (after call to copy_bb); change code that pushed all
6179 cold blocks to last round. Instead verify that all blocks going into
6180 a trace belong in the same partition.
6181 (connect_traces): Modify to connect the traces in two passes, if the
6182 function contains both hot and cold blocks. The first pass connects
6183 all the traces for blocks in the partition that the first block in
6184 the function belongs to; the second pass connnects all the traces
6185 containing blocks that belong in the other partition.
6186 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6187 code that automatically put the first block in a function into the
6188 hot partition if the function had any hot blocks.
6189 (fix_crossing_unconditional_branches): Check number of succ edges
6190 before attempting to get one.
6191 (fix_edges_for_rarely_executed_code): Update comment describing
6193 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6194 remove call to add_unlikely_executed_notes; add call to
6195 verify_hot_cold_block_grouping.
6196 (duplicate_computed_gotos): Don't change computed goto if it's a
6198 (partition_hot_cold_basic_blocks): Update function comment.
6199 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6201 (try_forward_edges): Likewise.
6202 (merge_blocks_move_predecessor_nojumps): Likewise.
6203 (merge_blocks_move_successor_nojumps): Likewise.
6204 (merge_blocks_move): Likewise.
6205 (try_crossjump_bb): Likewise.
6206 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6207 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6208 notes to cold bb's; remove call to update_unlikely_executed_notes.
6209 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6210 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6211 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6212 function declaration.
6213 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6215 (rtl_can_merge_blocks): Remove redundancy from condition.
6216 (try_redirect_by_replacing_jump): Likewise.
6217 (force_nonfallthru_and_redirect): Remove code for adding
6218 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6219 (commit_one_edge_insertion): Likewise.
6220 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6221 * dbxout.c (FORCE_TEXT): Replace function_section with
6222 current_function_section.
6223 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6224 function, switch_text_section.
6225 (struct xcoff_debug): Likewise.
6226 (dbxout_function_end): Add code to put out label diffs for both
6227 hot and cold sections.
6228 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6229 for new debug_hooks funciton, switch_text_section..
6230 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6231 switch_text_section.
6232 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6233 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6234 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6235 dw_fde_switched_sections.
6236 (output_call_frame_info): Add test to see if function switches text
6237 sections in the middle; if so, use appropriate extra hot and cold
6238 section labels to compute size deltas for the hot and cold sections.
6239 (dwarf2out_begin_prologue): Add code to initialize new fields in
6241 (dwarf2out_switch_text_section): New function (invoked through
6242 debug_hook); updates new fields in dw_fde_struct appropriately and
6243 increments separate_line_info_table_in_use.
6244 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6245 dwarf2out_switch_text_section.
6246 (struct var_loc_node): Add new field, section_label.
6247 (output_aranges): Add code to check whether in hot or cold section and
6248 use the appropriate label in calculating deltas.
6249 (output_ranges): Likewise.
6250 (output_line_info): Add code to check which section we're in and
6251 use appropriate hot/cold label.
6252 (add_location_or_constant_value_attribute): Likewise.
6253 (gen_subprogam_die): Modify arange attributes to use correct labels.
6254 (dwarf2out_begin_block): Change call to function_section into call to
6255 current_function_section.
6256 (dwarf2out_end_block): Likewise.
6257 (dwarf2out_source_line): Likewise.
6258 (dwarf2out_var_location): Add code to check whether in hot or cold
6259 section and use the appropriate label.
6260 * except.c (output_function_exception_table): Change call to
6261 function_section into call to current_function_section.
6262 * final.c (profile_function): Likewise.
6263 (scan_ahead_for_unlikely_executed_note): Remove function.
6264 (final_scan_insn): Remove calls to
6265 scan_ahead_for_unlikely_executed_note, and related code for switching
6266 to cold section, except for the single time
6267 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6268 debug_hooks->switch_text_sections; replace appropriate calls to
6269 function_section with calls to current_function_section.
6270 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6271 test_bb to condition.
6272 (find_if_case_2): Likewise.
6273 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6274 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6275 * opts.c (decode_options): Change warning about hot/cold partitioning
6276 with exceptionss to inform (so as not to cause bootstrap failures);
6277 remove warning about partitioning with DWARF debug info.
6278 * output.h (current_function_section): Add new function decl.
6279 (insert_section_boundary_note): Likewise.
6280 (enum in_section): Move this declaration here from varasm.c.
6281 (unlikely_section_label): Likewise.
6282 (unlikely_text_section_name): Likewise.
6283 (last_text_section_name): New global variable.
6284 (last_text_section): Likewise.
6285 (hot_section_label): Likewise.
6286 (hot_section_end_label): Likewise.
6287 (cold_section_end_label): Likewise.
6288 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6289 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6290 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6291 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6292 insn from consideration.
6293 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6294 switch_text_section.
6295 * varasm.c (basic-block.h): Add new include.
6296 (unlikely_section_label_printed): Remove global variable.
6297 (unlikely_section_label): Make global variable not be static any more.
6298 (unlikely_text_section_name): Likewise.
6299 (hot_section_end_label): New global variable (not static)
6300 (first_function_block_is_cold): Likewise.
6301 (hot_section_label): Likewise.
6302 (cold_section_end_label): Likewise..
6303 (last_text_section): New global variable, not static.
6304 (last_text_section_name): New global variable, not static.
6305 (initialize_cold_section_name): New function.
6306 (enum in_section): Move declaration to output.h.
6307 (text_section): Update last_text_section.
6308 (unlikely_text_section): Replace code to determine cold section name
6309 with call to initialize_cold_section_name; Add code to update
6310 last_text_section; remove code for printing out label.
6311 (named_section_real): Add code to update last_text_section and
6312 last_text_section_name as appropriate.
6313 (function_section): Change test for 'unlikely' to depend on
6314 first_function_block_is_cold (moved old test to
6315 current_function_section).
6316 (current_function_section): New function.
6317 (assemble_start_function): Move code that frees
6318 unlikely_text_section_name; initialize hot_section_end_label;
6319 print hot and cold section labels at the start of the function;
6320 set first_function_block_is_cold, if appropriate; initialize l
6321 ast_text_section; add call to insert_section_boundary_note.
6322 (assemble_end_function): Add code to write out hot and cold section
6324 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6325 switch_text_section.
6326 * config/darwin.c (machopic_select_section): Replace incorrect
6327 function in base_funs; update reloc for cold sections if necessary.
6328 * config/darwin.h (SECTION_FUNCTION): Add code to update
6329 last_text_section if appropriate.
6330 (text_unlikely_section): Remove.
6331 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6332 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6333 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6334 partitioning for this architecture.
6336 2005-03-31 Olivier Hainque <hainque@adacore.com>
6338 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6339 defined and non-zero.
6341 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6344 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6347 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6350 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6351 label operand. Remove (use (unspec..)). Don't emit a label on
6353 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6354 generate inline label for load_toc_v4_PIC_1b.
6355 (rs6000_emit_load_toc_table): Likewise.
6357 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6359 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6360 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6362 2005-03-29 Devang Patel <dpatel@apple.com>
6364 * tree-sra.c (decide_block_copy): Disable scalarization of
6367 2005-03-30 Stuart Hastings <stuart@apple.com>
6368 Dale Johannesen <dalej@apple.com>
6370 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6371 * print-tree.c (print_node): Add case STATEMENT_LIST.
6373 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6375 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6376 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6377 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6378 is given with "powerpc64*" or "all", or when --with-cpu chooses
6381 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6384 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6385 gen_lexical_block_die.
6386 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6388 2005-03-31 Jan Hubicka <jh@suse.cz>
6390 2004-11-02 Jan Hubicka <jh@suse.cz>
6392 * cgraph.c (cgraph_varpool_node_name): New function.
6393 (dump_cgraph_varpool_node): New function.
6394 (dump_varpool): New function.
6395 * cgraphunit.c (cgraph_optimize): Dump varpool.
6397 2004-10-16 Jan Hubicka <jh@suse.cz>
6399 * cgraph.c (decide_is_variable_needed): New function.
6400 (cgraph_varpool_finalize_decl): Use it.
6401 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6403 * final.c (output_addr_const): Do not call mark_referenced.
6404 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6405 always go via cgraph.
6406 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6407 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6408 * tree-optimize.c (execute_inline): Mark functions called.
6409 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6411 2004-10-11 Jan Hubicka <jh@suse.cz>
6413 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6414 (cgraph_varpool_last_needed_node): New static variable.
6415 (enqueue_needed_varpool_node): Break out from ...; add items to the
6416 end of queue; update first pointers.
6417 (cgraph_varpool_mark_needed_node): ... here.
6418 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6419 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6420 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6421 (cgraph_varpool_first_unanalyzed_node): Declare.
6422 * cgraphunit.c: Include output.h.
6423 (cgraph_varpool_analyze_pending_decls): New function.
6424 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6425 for errors, analyze pending decls.
6426 (cgraph_finalize_compilation_unit): Only analyze decls.
6427 (cgraph_optimize): Assemble the decls after expanding.
6429 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6431 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6432 subvars get marked properly in tags for grouping.
6433 (add_pointed_to_var): Mark only actual pointed to
6434 variables/subvars in addresses needed.
6435 (create_overlap_variables_for): Clear call clobbered on original
6437 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6438 addresable vars with subvars into list.
6439 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6442 2005-03-30 Richard Henderson <rth@redhat.com>
6444 * cgraph.h (struct cgraph_node): Add alias.
6445 * varasm.c (assemble_alias): Set it.
6446 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6447 avoid calling cgraph_expand_function.
6449 2005-03-30 Tom Tromey <tromey@redhat.com>
6451 * tree.def (FILE_TYPE): Removed.
6452 * typeclass.h (enum type_class): Removed file_type_class.
6453 * dwarf2out.c (is_base_type): Updated.
6454 (gen_type_die): Likewise.
6455 * dbxout.c (dbxout_type): Updated.
6456 * builtins.c (type_to_class): Updated.
6457 * tree.c (type_contains_placeholder_1): Updated.
6458 * config/sparc/sparc.c (sparc_type_code): Updated.
6459 * config/ia64/ia64.c (hfa_element_mode): Updated.
6460 * expr.c (count_type_elements): Updated.
6461 * stor-layout.c (layout_type): Updated.
6462 * tree-inline.c (remap_type): Updated.
6463 * tree-pretty-print.c (dump_generic_node): Updated.
6465 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6467 * builtins.c (expand_builtin_powi): Fix mode of
6468 2nd argument to match int.
6469 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6470 2nd argument type to int.
6471 * libgcc2.c: Change prototype of __powi* functions to use
6474 2005-03-30 Dale Johannesen <dalej@apple.com>
6477 * calls.c (expand_call): Flush pending deferrals before
6480 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6484 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6485 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6486 c_label_context, label_context_stack): New.
6487 * c-decl.c (define_label): Check for jumps into statement
6488 expressions. Add label to list of defined labels.
6489 (start_function): Push context on label_context_stack.
6490 (finish_function): Pop context from label_context_stack.
6491 * c-typeck.c (label_context_stack): New.
6492 (c_finish_goto_label): Check for jumps into statement
6493 expressions. Add label to list of jumped to labels.
6494 (struct c_switch): Add blocked_stmt_expr.
6495 (c_start_case): Initialize it.
6496 (do_case): Check it.
6497 (c_finish_case): Verify !blocked_stmt_expr.
6498 (c_begin_stmt_expr): Push context on label_context_stack.
6499 Increment blocked_stmt_expr. Mark labels jumped to from outside
6501 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6502 defined in the statement expression and no longer jumpable to.
6503 Mark labels jumped to from just outside the statement expression
6504 as again definable. Pop context from label_context_stack.
6505 * doc/extend.texi (Statement Exprs): Update.
6507 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6510 * c-decl.c (start_function): Check for old_decl being
6513 2005-03-30 Ian Lance Taylor <ian@airs.com>
6515 * final.c (final): Remove prescan parameter. Change all callers.
6516 (final_scan_insn): Remove prescan parameter. Change all callers.
6518 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6520 * tree-vectorizer.c: Fix comment typos.
6522 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6524 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6525 as soon as a chrec_dont_know is detected.
6527 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6529 Merge from csl-arm-branch.
6530 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6532 * tlink.c (recompile_files): Do not assume that "rename" can
6533 overwrite an existing file.
6535 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6537 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6538 * gcc/configure: Regenerate.
6540 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6542 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6544 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6546 * calls.c (struct arg_data): Update "partial" comment.
6547 (load_register_parameters): Update "nregs" comment.
6549 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6551 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6552 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6553 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6554 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6555 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6556 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6557 than target_flags & 0.
6558 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6559 (iq2000_arch, iq2000_parse_cpu): Delete.
6560 (TARGET_HANDLE_OPTION): Override default.
6561 (iq2000_handle_option): New function.
6562 (override_options): Remove -march= and -mcpu= handling.
6563 * config/iq2000/iq2000.opt: New file.
6565 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6567 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6568 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6569 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6570 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6571 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6572 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6573 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6574 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6575 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6576 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6577 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6578 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6579 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6580 (TARGET_OPTIONS): Delete.
6581 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6582 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6583 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6584 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6585 (c4x_cpu_version_string): Delete.
6586 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6587 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6588 equivalent -mcpu= option.
6589 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6590 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6591 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6592 or clearing the appropriate MASK_* bit.
6593 (c4x_file_start): Use c4x_cpu_version.
6594 * config/c4x/c4x.opt: New file.
6596 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6598 * doc/options.texi: Document the new MaskExists flag.
6599 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6600 if the option has the MaskExists flag.
6602 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6604 * opt-functions.awk (flag_set_p, test_flag): New functions.
6605 (switch_flags): Use them.
6606 * opth-gen.awk: Use flag_set_p to check for flags.
6607 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6609 2005-03-30 Ian Lance Taylor <ian@airs.com>
6611 * config.host (i[34567]86-*-mingw32*): Don't set
6612 host_can_use_collect2 to no.
6614 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6617 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6618 Remove convert_memory_address call duplicating that in memory_address.
6620 2005-03-29 Richard Henderson <rth@redhat.com>
6623 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6624 (build_compound_literal): Likewise. Propagate decl type into the
6626 (finish_decl): Likewise. Use new return value from complete_array_type
6627 for zero sized arrays.
6628 (complete_array_type): Move ...
6629 * c-common.c (complete_array_type): ... here. Change first argument
6630 to pointer-to-type-node. Consistently use sizetype for the index
6631 except for zero sized arrays. Detect zero sized arrays for pedantic
6632 mode diagnostics. Create a new type node instead of modifying the
6634 * c-tree.h (complete_array_type): Move decl ...
6635 * c-common.h (complete_array_type): ... here.
6637 2005-03-29 Richard Henderson <rth@redhat.com>
6640 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6642 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6644 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6645 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6646 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6647 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6649 2005-03-29 Eric Christopher <echristo@redhat.com>
6651 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6652 truthvalue conversion removal.
6654 2005-03-29 Ian Lance Taylor <ian@airs.com>
6657 * collect2.c: Never include <vfork.h>.
6658 (VFORK_STRING, vfork): Don't define.
6659 (pid): Remove global variable.
6660 (handler): Call raise instead of kill (getpid(), ...).
6661 (collect_wait): Add pex parameter. Change all callers. Use
6662 pex_get_status rather than pwait.
6663 (do_wait): Add pex parameter. Change all callers.
6664 (collect_execute): Return struct pex_obj * rather than void. Use
6665 pex routines rather than pexecute.
6666 (fork_execute): Get pex_obj from collect_execute, and pass it to
6668 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6669 Only declare quit_handler if SIGQUIT is defined.
6670 (scan_libraries): Likewise.
6671 * collect2.h (collect_execute): Update declaration.
6672 (collect_wait): Update declaration.
6673 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6674 pass it to collect_wait.
6676 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6679 * c-parser.c (c_parser_compound_statement_nostart): Give error
6680 message for EOF instead of just setting parser->error.
6682 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6684 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6685 (slpeel_update_phi_nodes_for_guard1): New function.
6686 (slpeel_update_phi_nodes_for_guard2): New function.
6687 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6688 of slpeel_update_phi_nodes_for_guard.
6689 (vectorize_loops): Remove call to loop_closed_rewrite.
6690 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6693 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6695 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6696 (TARGET_LITTLE_ENDIAN): New macro.
6697 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6698 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6699 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6700 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6701 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6702 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6703 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6704 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6705 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6706 (TARGET_OPTIONS): Delete.
6707 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6708 (CACHE_FLUSH_TRAP): Turn into an integer.
6709 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6710 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6711 -mflush-trap is in use.
6712 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6713 (m32r_cache_flush_trap_string): Delete.
6714 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6715 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6716 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6717 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6718 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6719 -mmodel= and -msdata= handling from...
6720 (m32r_init): ...here.
6721 * config/m32r/m32r.opt: New file.
6723 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6725 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6726 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6727 * tree-vect-analyze.c (vect_object_analysis): additional parm
6728 pass back a "struct ptr_info_def *" with the points-to info.
6729 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6730 statement using info returned from vect_object_analysis.
6731 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6732 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6733 for virtual uses and defs when creating a replacement vector
6734 reference. Call duplicate_ssa_name_ptr_info to define points-to
6735 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6736 (vectorizable_store): copy_virtual_operands and update
6737 definition statements.
6738 (vectorizable_load): copy_virtual_operands. Remove call to
6739 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6740 * tree-vectorizer.c (vectorize_loops): Remove calls to
6741 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6742 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6743 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6744 define macro STMT_VINFO_PTR_INFO for use in accessing.
6745 * tree.h add export of duplicate_ssa_name_ptr_info.
6746 * rs6000.c (altivec_init_builtins): Declare builtin function
6747 __builtin_altivec_mask_for_load to be "const".
6749 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6752 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6753 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6754 assemble_variable on aliases.
6755 * varasm.c (assemble_alias): Set node->alias.
6756 * toplev.c (wrapup_global_declarations): Don't call
6757 rest_of_decl_compilation on aliases again.
6759 2005-03-29 Paul Brook <paul@codesourcery.com>
6761 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6762 * config/arm/arm.c (arm_dbx_register_number): New function.
6763 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6765 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6768 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6769 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6771 2005-03-29 Dale Johannesen <dalej@apple.com>
6773 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6774 $(TREE_H) and $(COVERAGE_H).
6775 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6776 * opts.c (common_handle_option): Enable tree-based value transforms.
6777 * toplev.c (process_options): Ditto.
6778 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6779 refers to references to this type.
6780 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6781 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6782 for may_be_more, may_be_less.
6783 (rtl_gen_pow2_profiler): Adjust.
6784 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6785 (rtl_gen_one_value_profiler): Adjust.
6786 (rtl_gen_const_delta_profiler): Adjust.
6787 * tree-profile.c (tree_gen_interval_profiler): Implement.
6788 (tree_gen_pow2_profiler): Ditto.
6789 (tree_gen_one_value_profiler): Ditto.
6790 (tree_profiling): New.
6791 (pass_tree_profile): Reference it.
6792 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6794 (insn_divmod_values_to_profile): Rename to
6795 rtl_divmod_values_to_profile. Adjust.
6796 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6797 (insn_prefetch_values_to_profile): Adjust.
6798 (rtl_value_profile_transformations): Adjust.
6799 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6800 (gen_mod_pow2): Rename to rtl_mod_pow2.
6801 (gen_mod_subtract): Rename to rtl_mod_subtract.
6802 (divmod_fixed_value_transform): Rename to
6803 rtl_divmod_fixed_value_transform.
6804 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6805 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6806 (rtl_find_values_to_profile): Adjust.
6807 (tree_value_profile_transformations): Implement.
6808 (tree_divmod_values_to_profile): New.
6809 (tree_values_to_profile): New.
6810 (tree_divmod_fixed_value): New.
6811 (tree_mod_pow2): New.
6812 (tree_mod_subtract): New.
6813 (tree_divmod_fixed_value_transform): New.
6814 (tree_mod_pow2_value_transform): New.
6815 (tree_mod_subtract_transform): New.
6816 (tree_find_values_to_profile): Implement.
6817 * profile.c (instrument_values): Free histograms.
6818 (compute_value_histograms): Adjust. Implement tree version.
6820 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6822 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6823 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6824 variable. Output "fldcw" depending on round_mode.
6825 * config/i386/i386.md (UNSPEC_FIST): New.
6826 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6827 New isns patterns to implement lrint and llrint built-ins as x87
6829 (fistdi2, fist<mode>2 splitters): New splitters.
6830 (lrint<mode>2): New expanders.
6832 2005-03-28 Ian Lance Taylor <ian@airs.com>
6834 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6835 0 when calling final_scan_insn.
6837 2005-03-28 Jan Hubicka <jh@suse.cz>
6840 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6843 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6844 types where possible.
6846 2005-03-26 Per Bothner <per@bothner.com>
6848 Make -f[no-]show-column also control non-cpp diagnostics.
6849 * c.opt (fshow-column): Move option from here ...
6850 * common.opt (fshow-column): ... to here.
6851 * diagnostic.c (diagnostic_build_prefix): Only print column number
6852 if flag_show_column.
6854 2005-03-27 Steven Bosscher <stevenb@suse.de>
6856 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6857 vax_output_conditional_branch): New prototypes.
6858 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6859 extracted from vax.md mov and add patterns.
6860 (vax_output_conditional_branch): New function to output conditional
6861 branch instructions.
6862 * vax.md: Use mode macros for arithmetic and mov patterns.
6863 Use code macros for the jump patterns.
6865 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6867 * Makefile.in (libbackend.o): Depend on version files;
6868 add custom generation command.
6870 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6873 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6874 sure that we have a REG before getting its REGNO.
6876 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6878 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6879 * builtins.def (BUILT_IN_STRNDUP): New.
6881 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6883 PR tree-optimization/20470
6884 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6887 2005-03-25 Mike Stump <mrs@apple.com>
6889 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6892 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6894 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6895 Use our own structure definitions.
6897 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6898 (fix_truncdfsi2): Allow registers or memory as destination.
6899 When TARGET_PPC_GFXOPT, generate simplified pattern.
6900 (fix_truncdfsi2_internal): Use define_insn_and_split.
6901 (fix_truncdfsi2_internal_gfxopt): New.
6902 (fctiwz): Don't confuse register allocation by giving it no choices.
6904 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6905 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6906 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6907 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6909 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6911 * dominance.c (free_dominance_info): Speed up by freeing et
6912 data structures without maintaining other nodes.
6913 * et-forest.c (et_free_tree_force): New.
6914 * et-forest.h: Add a prototype for et_free_tree_force.
6916 * tree.c (get_set_constructor_bits,
6917 get_set_constructor_bytes): Remove.
6918 * tree.h: Remove the corresponding prototypes.
6920 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6923 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6924 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6925 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6926 PRE_DEC, NEG and NOT.
6928 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6930 * fold-const.c: Convert uses of fold (build (...)) to
6933 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6935 PR rtl-optimization/20249
6936 * cse.c (insert_regs): Do not record equivalence of registers in
6939 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6941 * emit-rtl.c (reverse_comparison): Remove.
6942 * rtl.h: Remove the corresponding prototype.
6944 2005-03-24 James E Wilson <wilson@specifixinc.com>
6946 * doc/install.texi (--enable-altivec): Delete docs.
6948 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6950 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6951 SFmode and DFmode before reload when
6952 flag_unsafe_math_optimizations not enabled.
6954 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6956 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6958 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6959 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6961 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6963 * configure.ac (enable-checking): Add 'runtime' option.
6964 * doc/install.texi (enable-checking): Document 'runtime' checking.
6965 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6966 * config.in: Regenerated.
6967 * configure: Regenerated.
6969 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6971 * optabs.h (enum optab_index): Remove OTI_llrint.
6972 (llrint_optab): Remove macro.
6973 * optabs.c (init_optabs): Remove llrint_optab initialization.
6974 * genopinit.c (optabs): Remove llrint_optab implementation.
6975 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6978 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6980 PR rtl-optimization/20532
6981 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6982 overflow when adding coefficients for PLUS or MINUS.
6983 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6986 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6988 * langhooks.h (truthvalue_conversion): Remove.
6989 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6990 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6991 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6992 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6993 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6995 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6997 * params.def: Fix a typo.
6998 * config/mips/mips.c: Follow the spelling convensions.
6999 * doc/invoke.texi: Fix typos.
7001 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7003 Fix PR tree-optimization/20601
7005 * tree-ssa-pre.c (insert_aux): Add missing condition to
7008 2005-03-23 Ian Lance Taylor <ian@airs.com>
7010 * final.c (final_scan_insn): Don't remove no-op instructions.
7011 * reload1.c (reload): Remove simple no-op instructions even when
7014 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7016 PR tree-optimization/20501
7017 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7018 reporting that peeling for alignment is applied moved to...
7019 * (vect_analyze_data_refs_alignment): Here.
7021 2005-03-23 Ian Lance Taylor <ian@airs.com>
7023 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7025 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7027 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7028 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7030 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7032 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7033 imply that this is called once, independent of asms in code.
7034 Adjust to now being pased output and input lists. Mention helper
7035 function decl_overlaps_hard_reg_set_p.
7036 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7037 hook_tree_tree_identity and to take three trees, returning third.
7038 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7040 * stmt.c: include hard-reg-set.h before tree.h.
7041 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7042 (decl_conflicts_with_clobbers_p): Call
7043 decl_overlaps_hard_reg_set_p.
7044 (expand_asm_operands): Pass output and input lists in call to
7045 targetm.md_asm_clobbers.
7046 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7047 hook_tree_tree_tree_tree_3rd_identity.
7048 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7050 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7051 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7052 parameters, first two unused.
7053 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7054 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7055 in constraint letters and MOF is not mentioned as a asm-declared
7056 register in neither of the input and output lists.
7058 2005-03-23 DJ Delorie <dj@redhat.com>
7060 * optabs.c (expand_binop): Make sure the first subword's result
7063 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7065 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7066 Call c_common_truthvalue_conversion rather than
7067 lang_hooks.truthvalue_conversion.
7068 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7069 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7071 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7072 c_common_truthvalue_conversion.
7073 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7074 c_parser_conditional_expression, c_parser_binary_expression): Call
7075 c_objc_common_truthvalue_conversion.
7076 * c-typeck.c (build_unary_op): Call
7077 c_objc_common_truthvalue_conversion.
7078 (build_conditional_expr): Do not call
7079 lang_hooks.truthvalue_conversion.
7080 (build_binary_op): Call c_common_truthvalue_conversion.
7081 (c_objc_common_truthvalue_conversion): Moved from
7082 c-objc-common.c. Call default_function_array_conversion instead
7083 of default_conversion.
7085 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7087 * c-common.h (default_conversion): Remove.
7088 (perform_integral_promotions): Add.
7089 * c-tree.h (default_conversion): Add.
7090 * c-typeck.c (perform_integral_promotions): New, split out from
7092 * c-common.c (check_case_value): Use perform_integral_promotions,
7093 not default_conversion.
7094 (c_add_case_label): Don't continue processing case label after
7095 found to be pointer.
7097 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7099 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7100 the prefix list if we have already added a multilib directory
7102 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7105 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7107 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7109 * reload.h: Remove the prototype for indirect_symref_ok.
7111 * reload1.c (indirect_symref_ok): Make it global.
7112 * reload.h: Add a prototype for indirect_symref_ok.
7114 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7116 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7119 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7121 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7123 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7125 * c-opts.c (c_common_parse_file): Only start/end main source file
7126 if debug hooks says the writer wants it.
7127 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7129 (xcoff_debug_hooks): Ditto.
7130 * debug.c (do_nothing_hooks): Ditto.
7131 * debug.h (gcc_debug_hooks): Ditto.
7132 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7133 * sdbout.c (sdb_debug_hooks): Ditto.
7134 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7136 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7138 * doc/extend.texi: Deprecate C++ min/max operators.
7140 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7142 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7143 artificial original candidates.
7145 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7146 Jan Hubicka <jh@suse.cz>
7147 Steven Bosscher <stevenb@suse.de>
7149 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7150 call cost based on argument sizes.
7151 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7153 * params.def: (max-inline-inssn-single): Set to 450.
7154 (max-inline-insns-auto): Set to 90.
7155 (max-inline-insns-recursive): Set to 450
7156 (max-inline-insns-recursive-auto): Set to 450.
7157 (large-function-insns): Set to 2700.
7158 (inline-call-cost): New parameter.
7159 * tree-inline.c (estimate_move_cost): New function.
7160 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7161 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7163 * tree-inline.h (estimate_move_cost): Declare.
7164 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7165 (max-inline-insns-auto): Change default to 90.
7166 (max-inline-insns-recursive): Change default to 450
7167 (max-inline-insns-recursive-auto): Change default to 450.
7168 (large-function-insns): Change default to 2700.
7169 (inline-call-cost): Document new parameter.
7171 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7173 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7174 (TARGET_DEFAULT): Delete.
7175 * config/i860/i860.opt: New file.
7177 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7179 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7180 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7181 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7182 (frv_sched_lookahead): Delete.
7183 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7184 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7185 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7186 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7187 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7188 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7189 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7190 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7191 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7192 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7193 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7194 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7195 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7196 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7197 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7198 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7199 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7200 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7201 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7202 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7203 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7204 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7205 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7206 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7207 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7208 (frv_sched_lookahead): Delete.
7209 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7210 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7211 (frv_handle_option): New function. Move -mcpu= handling from...
7212 (frv_override_options): ...here. Remove handling of other
7214 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7215 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7216 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7217 and TARGET_NO_MULTI_CE.
7218 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7219 !TARGET_VLIW_BRANCH.
7220 * config/frv/frv.opt: New file.
7222 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7224 * fold-const.c (fold_ternary): Take decomposed arguments of
7226 (fold): Update a call to fold_ternary.
7228 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7229 * tree.h: Add corresponding prototypes.
7231 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7234 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7235 between jump table and its label.
7236 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7237 resp. ADDR_DIFF_VEC and the label preceeding it.
7238 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7239 is emitted in the right section.
7241 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7243 * fold-const.c (fold_unary, fold_binary): Update comments
7246 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7248 PR rtl-optimization/20527
7249 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7250 REG_INC note, test that the register also isn't mentioned in PRED
7253 2005-03-22 Ben Elliston <bje@au.ibm.com>
7255 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7258 2005-03-21 Mike Stump <mrs@apple.com>
7260 * varasm.c (default_assemble_visibility): Remove extra ().
7262 2005-03-21 Roger Sayle <roger@eyesopen.com>
7265 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7266 to determine whether a block can be duplicated, rather than test
7267 whether the block contains noncopyable insns ourselves.
7269 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7271 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7274 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7276 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7278 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7280 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7281 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7282 * config/fr30/fr30.opt: New file.
7284 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7286 Fix PR tree-optimization/20542
7288 * tree-flow-inline.h (overlap_subvar): Move to here.
7289 * tree-ssa-operands.c: From here.
7290 * tree-flow.h (overlap_subvar): Declare.
7291 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7292 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7293 for variables with subvars.
7295 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7298 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7299 * modulo-sched.c (const_iteration_count): Return on NULL
7301 (print_node_sched_params): Return on NULL dump_file.
7302 (generate_reg_moves): Handle reg-anti dependencies and disregard
7303 closing branch when generating register moves.
7304 (sms_schedule): Mark the SMSed block dirty.
7305 * passes.c (rest_of_handle_sms): Call update_life_info for all
7307 * testsuite/gcc.dg/20050321-1.c: New test.
7309 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7311 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7312 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7313 movqi_internal): Likewise.
7315 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7317 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7318 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7319 xtensa_b4const): Delete prototypes.
7320 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7321 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7322 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7323 xtensa_extra_constraint): New prototypes.
7324 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7325 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7326 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7327 move_operand, const_float_1_operand, fpmem_offset_operand,
7328 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7329 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7330 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7331 argument type to HOST_WIDE_INT.
7332 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7333 xtensa_mask_immediate): Likewise.
7334 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7335 Likewise. Also make these functions static.
7336 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7337 (xtensa_const_ok_for_letter_p): New.
7338 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7339 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7340 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7341 move_operand, const_float_1_operand, fpmem_offset_operand,
7342 branch_operator, ubranch_operator, boolean_operator): Move to
7344 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7345 (xtensa_mem_offset): Change return type to bool.
7346 (xtensa_extra_constraint): New.
7347 (gen_int_relational): Update type of const_range_p function pointer.
7348 Use xtensa_b4const_or_zero.
7349 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7350 xtensa_const_ok_for_letter_p. Update comments.
7351 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7352 (PREDICATE_CODES): Delete.
7353 * config/xtensa/xtensa.md: Include predicates.md.
7354 * config/xtensa/predicates.md: New file.
7356 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7358 * config/v850/v850-protos.h: Remove the prototypes for
7359 reg_or_int9_operand, reg_or_const_operand,
7360 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7361 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7362 movsi_source_operand, power_of_two_operand,
7363 not_power_of_two_operand, special_symbolref_operand,
7364 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7365 register_is_ok_for_epilogue.
7366 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7367 reg_or_int9_operand, reg_or_const_operand,
7368 call_address_operand, special_symbolref_operand,
7369 movsi_source_operand, power_of_two_operand,
7370 not_power_of_two_operand, register_is_ok_for_epilogue,
7371 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7372 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7374 * config/v850/v850.h (PREDICATE_CODES): Remove.
7375 * config/v850/v850.md: Include predicates.md.
7376 * config/v850/predicates.md: New.
7378 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7380 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7381 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7382 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7383 (itoolsdir, itoolsdatadir): Move definition above new first use.
7384 (install-itoolsdirs): New rule.
7385 (install-mkheaders): Depend on install-itoolsdirs, not
7386 install-include-dir.
7388 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7390 * tree-into-ssa.c: Remove obsolete comments.
7392 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7394 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7395 unrolling if -fpeel-loops is specified, too.
7396 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7397 Remove superfluous check for flag_unroll_loops.
7399 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7401 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7402 (lrint_optab, llrint_optab): Define corresponding macros.
7403 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7404 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7405 pattern and llrint_optab using llrintdi2 patterns.
7406 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7407 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7408 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7409 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7410 flag_unsafe_math_optimizations is set.
7412 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7414 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7415 simplify_logical, if_then_else_cond, known_cond,
7416 simplify_comparison): Adjust calls to reverse_comparison.
7417 Don't use combine_reversed_comparison_code).
7418 (combine_reversed_comparison_code): Remove.
7419 (reversed_comparison): Using reversed_comparison_code, move it...
7420 * jump.c (reversed_comparison): ... here.
7421 * rtl.h (reversed_comparison): Add prototype.
7423 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7425 * builtins.c (fold_builtin): Take decomposed arguments of
7427 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7428 * gimplify.c (gimplify_call_expr): Likewise.
7429 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7430 * tree.h: Update the prototype of fold_builtin.
7432 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7434 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7435 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7436 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7437 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7438 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7440 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7442 * builtins.c (fold_builtin_1): Take decomposed arguments of
7444 (fold_builtin): Update a call to fold_builtin_1.
7446 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7449 * gcov.c (output_lines): Only output function block summary when
7450 outputting branch information.
7451 * doc/gcov.texi: Document format of preamble and additional block
7454 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7456 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7457 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7458 the defaults false if BITS_PER_UNIT != 8.
7459 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7460 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7461 than BITS_PER_UNIT != 8.
7462 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7463 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7464 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7466 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7467 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7469 2005-03-20 Roger Sayle <roger@eyesopen.com>
7472 * fold-const.c (fold_binary): Fix type mismatch between
7473 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7474 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7475 for non-truth-valued expressions.
7477 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7478 and FUNCTION_DECL in the main switch.
7479 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7480 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7481 we also need to convert their operands to match.
7482 <TRUTH_NOT_EXPR>: Likewise.
7484 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7486 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7487 diagnostic without checking whether an lvalue.
7488 * c-common.h (lvalue_p): Remove.
7489 (enum lvalue_use): Update comment.
7490 (lvalue_or_else): Replace by lvalue_error.
7491 * c-typeck.c (lvalue_p): Make static.
7492 (lvalue_or_else): New. Call lvalue_error.
7494 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7496 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7497 (function_arg_advance): Use rs6000_parm_start.
7498 (function_arg, rs6000_arg_partial_bytes): Likewise.
7500 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7502 * c-common.c (check_case_value): Adjust comment about stripping
7504 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7505 * c-typeck.c (default_conversion, convert_arguments,
7506 build_modify_expr, convert_for_assignment, store_init_value,
7507 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7508 manually. Remove inaccurate comments.
7510 2005-03-20 Roger Sayle <roger@eyesopen.com>
7511 Joseph S. Myers <joseph@codesourcery.com>
7513 * varasm.c (do_assemble_alias): Restore comment describing function.
7514 Annotate the target parameter as potentially unused.
7516 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7519 * config/avr/avr.c (avr_output_function_prologue): Do not use
7520 current_function_name() in a label, use a local label instead.
7522 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7524 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7525 flag_finite_math_only, not flag_unsafe_math_optimizations.
7527 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7529 * builtins.c (fold_builtin_1): Update a call to
7530 targetm.fold_builtin.
7531 * hooks.c (hook_tree_tree_bool_null): Rename to
7532 hook_tree_tree_tree_bool_null. Take one more argument of type
7534 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7535 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7536 hook_tree_tree_tree_bool_null.
7537 * target.h (gcc_target): Update the prototype of fold_builtin.
7538 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7539 arguments of CALL_EXPR.
7540 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7543 2005-03-20 Jan Hubicka <jh@suse.cz>
7545 * cgraph.h (cgraph_node): Add prev_clone pointer.
7546 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7547 (cgraph_clone_node): Produce doubly linked chain.
7549 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7551 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7552 get_nonnull_operand, handle_sentinel_attribute,
7553 check_function_arguments_recurse): Do not strip NOPS from
7555 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7557 * c-format.c (get_constant): Likewise.
7558 * c-parser.c (c_parser_postfix_expression): Likewise.
7559 * c-typeck.c (set_init_index): Likewise.
7560 (convert_arguments): Don't check for NOP_EXPR containing integer
7563 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7565 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7566 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7567 Take decomposed arguments of CALL_EXPR.
7568 (fold_builtin_1): Update calls to the functions mentioned
7571 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7573 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7574 width to have integer type.
7575 (build_enumerator): Require enumerator value to have integer type.
7577 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7579 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7582 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7584 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7585 std=iso9899:199x): Correct descriptions.
7587 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7589 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7592 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7594 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7596 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7597 fold_builtin_memcpy.
7599 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7600 arguments of CALL_EXPR.
7601 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7602 fold_builtin_found, fold_builtin_1): Update calls to
7603 fold_trunc_transparent_mathfn.
7605 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7608 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7609 function pointers on targets that require function pointer
7611 (fold_sign_changed_comparison): Likewise.
7613 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7615 * combine.c (try_combine): When changing the mode of a hard reg, make
7616 sure that doing so is valid.
7618 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7620 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7621 (TARGET_HANDLE_OPTION): Override default.
7622 (avr_handle_option): New function.
7623 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7624 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7625 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7626 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7627 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7628 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7629 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7630 (TARGET_OPTIONS): Delete.
7631 * config/avr/avr.opt: New file.
7633 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7635 * config/m32r/m32r-protos.h: Remove the prototypes for
7636 call_address_operand, symbolic_operand, seth_add3_operand,
7637 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7638 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7639 two_insn_const_operand, move_src_operand,
7640 move_double_src_operand, move_dest_operand,
7641 eqne_comparison_operator, signed_comparison_operator,
7642 large_insn_p, conditional_move_operand, carry_compare_operand,
7643 m32r_block_immediate_operand, extend_operand,
7644 reg_or_eq_int16_operand, int8_operand, and
7645 reg_or_zero_operand.
7646 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7647 seth_add3_operand, int8_operand, cmp_int16_operand,
7648 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7649 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7650 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7651 move_double_src_operand, move_dest_operand,
7652 eqne_comparison_operator, signed_comparison_operator,
7653 extend_operand, small_insn_p, large_insn_p,
7654 conditional_move_operand, carry_compare_operand,
7655 m32r_block_immediate_operand): Move to predicates.md.
7656 (MAX_MOVE_BYTES): Move to m32r.h.
7657 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7658 * config/m32r/m32r.md: Include predicates.md.
7659 * config/m32r/predicates.md: New.
7661 2005-03-18 James E Wilson <wilson@specifixinc.com>
7664 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7667 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7669 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7670 call_address_operand, const_8bit_operand.
7671 * config/mn10300/mn10300.c (call_address_operand,
7672 const_8bit_operand, const_1f_operand): Move to predicates.md.
7673 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7674 * config/mn10300/mn10300.md: Include predicates.md.
7675 * config/mn10300/predicates.md: New.
7677 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7679 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7680 declarations in diagnostics and %E for identifiers, not %s.
7682 2005-03-18 Jan Hubicka <jh@suse.cz>
7683 Dale Johannesen <dalej@apple.com>
7685 * basic-block.h (scale_bbs_frequencies_int,
7686 scale_bbs_frequencies_gcov_type): Declare.
7687 * cfg.c (RDIV): New macro.
7688 (update_bb_frequency_for_threading): Fix.
7689 * basic-block.h (scale_bbs_frequencies_int,
7690 scale_bbs_frequencies_gcov_type): New.
7691 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7692 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7693 scale_bbs_frequencies_int.
7694 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7696 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7698 * config/m32r/m32r-protos.h: Remove the prototypes for
7699 call_address_operand, symbolic_operand, seth_add3_operand,
7700 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7701 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7702 two_insn_const_operand, move_src_operand,
7703 move_double_src_operand, move_dest_operand,
7704 eqne_comparison_operator, signed_comparison_operator,
7705 large_insn_p, conditional_move_operand, carry_compare_operand,
7706 m32r_block_immediate_operand, extend_operand,
7707 reg_or_eq_int16_operand, int8_operand, and
7708 reg_or_zero_operand.
7709 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7710 seth_add3_operand, int8_operand, cmp_int16_operand,
7711 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7712 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7713 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7714 move_double_src_operand, move_dest_operand,
7715 eqne_comparison_operator, signed_comparison_operator,
7716 extend_operand, small_insn_p, large_insn_p,
7717 conditional_move_operand, carry_compare_operand,
7718 m32r_block_immediate_operand): Move to predicates.md.
7719 (MAX_MOVE_BYTES): Move to m32r.h.
7720 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7721 * config/m32r/m32r.md: Include predicates.md.
7722 * config/m32r/predicates.md: New.
7724 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7726 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7727 symbolic_operand, symbolic_memory_operand,
7728 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7729 indexed_memory_operand, move_dest_operand, move_src_operand,
7730 prefetch_cc_operand, prefetch_nocc_operand,
7731 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7732 arith_operand, arith11_operand, pre_cint_operand,
7733 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7734 ireg_operand, int5_operand, uint5_operand, int11_operand,
7735 uint32_operand, arith5_operand, and_operand, ior_operand,
7736 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7737 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7738 shadd_operand, movb_comparison_operator,
7739 cmpib_comparison_operator): Move to predicates.md.
7740 (magic_milli, shadd_constant_p): Make it extern.
7741 * config/pa/pa.h (PREDICATE_CODES): Remove.
7742 * config/pa/pa.md: Include predicates.md.
7743 * config/pa/predicates.md: New.
7745 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7748 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7750 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7751 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7752 config/alpha/freebsd.h, config/alpha/linux.h,
7753 config/alpha/netbsd.h, config/alpha/osf5.h,
7754 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7755 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7756 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7757 doc/cppopts.texi: Update copyright.
7759 2005-03-18 Jan Hubicka <jh@suse.cz>
7762 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7764 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7767 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7769 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7772 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7774 * combine.c (gen_binary): Remove.
7775 (known_cond, simplify_shift_const, find_split_point,
7776 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7777 simplify_logical, expand_field_assignment, extract_left_shift,
7778 force_to_mode, if_then_else_cond, apply_distributive_law,
7779 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7780 simplify_comparison, reversed_comparison): Replace with
7781 simplify_gen_binary, simplify_gen_relational or
7782 distribute_and_simplify_rtx.
7783 (distribute_and_simplify_rtx): New function.
7785 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7786 Paolo Bonzini <gcc.gnu.org>
7788 * calls.c (setjmp_call_p, special_function_p): Update comments
7789 at the head of the functions.
7791 2005-03-18 Jan Hubicka <jh@suse.cz>
7793 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7795 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7796 function body should be released; do not proactively release function
7797 bodies in non-unit-at-a-time mode.
7799 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7801 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7802 mno-fp-ret-in-387 multilib variants.
7804 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7806 * common.opt (m): Remove.
7807 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7809 (common_handle_option): Remove OPT_m case.
7811 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7813 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7815 (fold_builtin_1): Update a call to fold_builtin_bitop.
7817 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7819 (fold_builtin_1): Update a call to fold_builtin_signbit.
7821 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7823 PR tree-optimization/20474
7824 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7825 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7827 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7829 * config/h8300/h8300-protos.h: Remove prototypes for
7830 general_operand_src, general_operand_dst, single_one_operand,
7831 single_zero_operand, call_insn_operand,
7832 two_insn_adds_subs_operand, small_call_insn_operand,
7833 jump_address_operand, bit_operand, bit_memory_operand,
7834 stack_pointer_operand, const_int_gt_2_operand,
7835 const_int_ge_8_operand, const_int_qi_operand,
7836 const_int_hi_operand, incdec_operand, bit_operator,
7837 nshift_operator, eqne_operator, gtle_operator,
7838 gtuleu_operator, iorxor_operator.
7839 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7840 h8300_ldm_stm_parallel.
7841 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7843 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7844 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7845 (h8300_ldm_stm_parallel): Make it extern.
7846 (h8300_ldm_parallel, h8300_stm_parallel,
7847 h8300_return_parallel, general_operand_src,
7848 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7849 nibble_operand, reg_or_nibble_operand, single_one_operand,
7850 single_zero_operand, call_insn_operand,
7851 two_insn_adds_subs_operand, small_call_insn_operand,
7852 jump_address_operand, bit_operand, bit_memory_operand,
7853 stack_pointer_operand, const_int_gt_2_operand,
7854 const_int_ge_8_operand, const_int_qi_operand,
7855 const_int_hi_operand, incdec_operand, eqne_operator,
7856 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7857 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7858 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7859 nshift_operator): Move to predicates.md.
7860 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7861 * config/h8300/h8300.md: Include predicates.md.
7862 * config/h8300/predicates.md: New.
7864 2005-03-17 Richard Henderson <rth@redhat.com>
7866 * config.gcc (ia64*-*-hpux*): Add extra_options.
7867 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7868 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7869 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7870 (ia64_tls_size_string, ia64_tune_string): Remove.
7871 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7872 (TARGET_DEFAULT_TARGET_FLAGS): New.
7873 (TARGET_HANDLE_OPTION): New.
7874 (ia64_override_options): Move options parsing ...
7875 (ia64_handle_option): ... here. New.
7876 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7877 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7878 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7879 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7880 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7881 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7882 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7883 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7884 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7885 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7886 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7887 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7888 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7889 TARGET_EARLY_STOP_BITS): Remove.
7890 (TARGET_ILP32): Default false.
7891 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7892 (enum ia64_inline_type): New.
7893 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7894 * config/ia64/ia64.md: Update for new definitions of
7895 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7896 * config/ia64/ia64.opt: New file.
7897 * config/ia64/ilp32.opt: New file.
7899 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7902 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7904 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7906 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7907 instead of MASK_H8300S.
7908 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7909 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7910 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7911 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7912 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7913 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7914 TARGET_SWITCHES): Remove.
7915 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7917 * config/h8300/h8300.opt: New.
7919 * config/alpha/alpha.opt, config/arc/arc.opt,
7920 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7923 2005-03-17 Ian Lance Taylor <ian@airs.com>
7927 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7929 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7930 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7931 (TARGET_HANDLE_OPTION): Override default.
7932 (arc_handle_option): New function.
7933 (arc_init): Remove code to set arch_cpu_string.
7934 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7935 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7936 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7937 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7938 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7939 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7940 (arc_rodata_string, TARGET_OPTIONS): Delete.
7941 * config/arc/arc.opt: New file.
7943 2005-03-17 Richard Henderson <rth@redhat.com>
7945 * doc/extend.texi (Weak Pragmas): New section.
7946 (attribute alias): Clarify that target must be in the same
7949 2005-03-17 Richard Henderson <rth@redhat.com>
7951 * config/alpha/alpha.opt: New file.
7952 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7954 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7955 alpha_fprm_string, alpha_fptm_string): Make static.
7956 (alpha_tls_size_string): Remove.
7957 (alpha_handle_option): New.
7958 (override_options): Update for alpha_cpu/alpha_tune split.
7959 (alpha_file_start): Likewise.
7960 (TARGET_DEFAULT_TARGET_FLAGS): New.
7961 (TARGET_HANDLE_OPTION): New.
7962 * config/alpha/alpha.h (alpha_tune): Declare.
7963 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7964 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7965 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7966 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7967 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7968 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7969 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7970 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7971 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7972 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7973 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7974 (TARGET_DEFAULT): Remove MASK_FP.
7975 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7976 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7977 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7978 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7979 alpha_tls_size_string): Remove.
7980 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7981 (attribute tune): Rename from attribute cpu.
7982 * config/alpha/ev4.md: Update to match.
7983 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7984 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7985 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7986 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7987 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7988 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7990 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7992 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7993 and return without creating new state if before_nops_num is nonzero.
7994 * config/ia64/ia64.md (first_insn): New attribute.
7995 (alloc): Set it to yes.
7997 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7999 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8000 STMT_VINFO_SUBVARS to NULL.
8001 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8003 2005-03-16 Dale Johannesen <dalej@apple.com>
8005 * rtlanal.c (find_first_parameter_load): Rewrite to
8006 return actual first param load or the call if none,
8007 instead of first in block, when not all loads exist.
8009 2005-03-16 Roger Sayle <roger@eyesopen.com>
8011 * optabs.c (expand_copysign_absneg): Make static.
8012 * optabs.h (expand_copysign_absneg): Delete prototype.
8013 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8015 2005-03-16 Richard Henderson <rth@redhat.com>
8018 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8019 (alias_pairs): Rename from output_defs.
8020 (find_decl_and_mark_needed): Split out from assemble_alias.
8021 (do_assemble_alias): New.
8022 (assemble_output_def): Remove.
8023 (finish_aliases_1, finish_aliases_2): New.
8024 (process_pending_assemble_output_defs): Remove.
8025 (assemble_alias): Defer aliases for which we don't yet have a
8026 non-external decl for the target symbol.
8027 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8028 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8029 * toplev.c (compile_file): Use finish_aliases_2 instead of
8030 process_pending_assemble_output_defs.
8031 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8032 (process_pending_assemble_output_defs): Remove.
8034 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8036 Fix PR tree-optimization/20489
8038 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8039 for empty structures.
8041 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8043 Fix PR tree-optimization/20490
8045 * tree-ssa-pre.c (create_expression_by_pieces): Use
8046 force_gimple_operand on result of fold.
8048 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8050 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8051 of closing parenthesis.
8053 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8055 * builtins.c (expand_movstr): Update a call to
8056 fold_builtin_strcpy.
8057 (expand_builtin_strncpy): Update a call to
8058 fold_builtin_strncpy.
8059 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8060 arguments of CALL_EXPR.
8061 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8062 fold_builtin_strncpy.
8063 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8064 * tree.h: Update the prototypes of fold_builtin_strcpy and
8065 fold_builtin_strncpy.
8067 2005-03-16 Steven Bosscher <stevenb@suse.de>
8068 Dorit Naishlos <dorit@il.ibm.com>
8070 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8071 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8074 2005-03-16 Steven Bosscher <stevenb@suse.de>
8076 * tree-inline.c (walk_type_fields, walk_tree,
8077 walk_tree_without_duplicates): Move from here...
8078 * tree.c: ...to here.
8080 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8082 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8083 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8084 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8085 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8086 (version): Define using $(BASEVER_c).
8087 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8089 (version.o): Depend on version files; add custom generation command.
8090 (prefix.o): Define BASEVER on command line.
8091 (s-iov): Depend on version files; adjust command.
8092 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8094 (gcc-vers.texi): New rule.
8095 (doc/%.info, doc/%.dvi): Add -I . to command line.
8096 (doc/gccinstall.dvi): Likewise.
8097 (PACKAGE): Delete. All uses replaced with "gcc".
8098 * aclocal.m4: Do not include gcc-version.m4.
8099 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8100 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8101 Set is_release based on contents of DEV-PHASE.
8102 Set gcc_version based on contents of BASE-VER.
8103 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8104 * config.in, configure: Regenerate.
8105 * gccbug.in: Determine version of GCC in use at runtime.
8106 * gcov-iov.c: Get version number and development phase from
8107 command line, not by including version.c.
8108 * intl.c: Replace all uses of PACKAGE with "gcc".
8109 * libada-mk.in: Delete unused "gcc_version" variable.
8110 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8111 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8112 commentary to match.
8113 (version_string): Put together from pieces.
8114 * config/alpha/x-vms: Do not use $(gcc_version).
8115 * config/i386/t-nwld: Likewise.
8116 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8117 version-GCC and DEVELOPMENT.
8119 2005-03-15 Roger Sayle <roger@eyesopen.com>
8121 PR tree-optimization/17454
8122 * tree.c (tree_size): Add case for TREE_BINFO.
8123 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8124 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8126 2005-03-15 Roger Sayle <roger@eyesopen.com>
8128 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8129 op1 whilst expanding the signed widenening multiply variant.
8131 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8133 * toplev.c (display_target_options): Avoid unused variable warning if
8134 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8135 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8136 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8137 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8138 (mips_isa_info): New variable.
8139 (mips_parse_cpu): Remove the first argument and leave the caller
8141 (TARGET_HANDLE_OPTION): Override default.
8142 (mips_handle_option): New function. Move option validation code from...
8143 (override_options): ...here. Update calls to mips_parse_cpu.
8144 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8145 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8146 (SUBTARGET_TARGET_OPTIONS): Delete.
8147 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8148 (mno-flush-func, mtune=): New options.
8150 2005-03-15 Roger Sayle <roger@eyesopen.com>
8151 Richard Henderson <rth@redhat.com>
8153 * real.c (c4x_single_format, c4x_extended_format): Provide values
8154 for signbit_ro for c4x's single and extended floating point formats.
8155 * optabs.c (expand_copysign): Use the floating point format's
8156 signbit_ro for expanding via expand_copysign_absneg, and it's
8157 signbit_rw field for expanding via expand_copysign_bit.
8159 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8161 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8162 known_alignment_for_access_p.
8163 (known_alignment_for_access_p): New.
8164 (do_peeling_for_alignment): Field made int instead of bool and renamed
8165 to peeling_for_alignment.
8166 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8167 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8168 functionality used to be in vect_analyze_operations.
8169 (vect_analyze_operations): Code to determine vectorization factor was
8170 moved to vect_determine_vectorization_factor.
8171 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8172 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8174 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8175 be part of vect_analyze_operations).
8176 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8177 creating the guard condition, as the number of iterations may be
8179 (slpeel_tree_peel_loop_to_edge): Use new name of
8180 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8181 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8182 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8183 (vect_do_peeling_for_alignment): Use fold.
8184 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8186 (vect_update_inits_of_dr): Renamed to
8187 vect_update_init_of_dr.
8188 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8189 (vectorizable_store): Fix assertion to use == instead of =.
8191 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8193 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8194 call_used_regs for wCG registers.
8196 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8198 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8199 for non-offsettable memory references to cope with outstanding reload
8200 replacements, take 2.
8202 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8205 * config/i386/i386.h (x86_fisttp): New.
8206 (TARGET_FISTTP): New macro.
8207 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8208 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8209 instruction when fisttp flag is set.
8210 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8212 * config/i386/i386.md (type attribute): Add fisttp.
8213 (unit attribute): Set to i387 for fisttp type.
8214 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8215 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8217 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8218 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8220 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8221 patterns for TARGET_FISTTP. Enable patterns for
8222 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8223 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8224 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8225 implement fisttp x87 insn.
8226 (fix_trunc*_i387_fisttp splitters): New patterns.
8227 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8228 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8229 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8231 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8232 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8233 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8234 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8235 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8236 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8237 Disable patterns for TARGET_FISTTP.
8238 (fix_trunc*_i387 splitters): Implement usign mode macros.
8239 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8240 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8241 (fix_trunx*_sse peephole2s): Implement using mode macros.
8243 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8245 PR rtl-optimization/20291
8246 * combine.c (try_combine): If splitting fails, re-try with
8247 original combined pattern, i.e. before clobber stripping.
8249 2005-03-14 Eric Christopher <echristo@redhat.com>
8251 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8252 STACK_GROWS_DOWNWARD.
8254 2005-03-14 Roger Sayle <roger@eyesopen.com>
8256 * real.h (struct real_format): Split the signbit field into two
8257 two fields, signbit_ro and signbit_rw.
8258 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8259 mips_double_format, ieee_extended_motorola_format,
8260 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8261 ieee_extended_intel_128_format, ibm_extended_format,
8262 mips_extended_format, ieee_quad_format, mips_quad_format,
8263 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8264 i370_double_format, c4x_single_format, c4x_extended_format,
8265 real_internal_format): Update initializers for new field.
8266 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8267 real_format structure.
8268 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8269 field of the real_format structure.
8271 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8273 Fix PR tree-optimization/20458
8275 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8276 DECL_EXTERNAL on STRUCT_FIELD tags.
8277 (clear_call_clobbered): Ditto.
8278 * tree-ssa-operands.c (note_addressable): Make sure the original
8279 variable doesn't slip into the addressable list if we have
8281 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8284 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8286 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8287 (-fwide-exec-charset): Likewise.
8288 (-finput-charset): Likewise.
8289 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8290 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8291 * c.opt (Wnormalized): New.
8293 2005-03-14 Devang Patel <dpatel@apple.com>
8295 * doc/invoke.texi: Add reference to Visibility document.
8297 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8299 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8300 MASK_SPLIT_ADDRESSES.
8301 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8302 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8303 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8304 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8305 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8306 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8307 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8308 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8309 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8310 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8311 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8312 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8313 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8314 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8315 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8316 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8317 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8318 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8319 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8320 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8321 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8322 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8323 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8324 (TARGET_EXPLICIT_RELOCS): Delete.
8325 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8326 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8327 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8328 (override_options): Set MASK_LONG64 if -mint64 is given and no
8329 -mlongXX option is. Complain about -mint64 -mlong32.
8330 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8331 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8332 * config/mips/mips.opt: New file.
8334 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8336 * config.gcc (extra_options): New variable for listing option files.
8337 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8338 * configure.ac (extra_opt_files): New AC_SUBST variable.
8339 (tm_file_list, tm_include_list): Include options.h first.
8340 * configure: Regenerate.
8341 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8342 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8343 (s-options-h): New rule.
8344 (options.h): Depend on it.
8345 (TEXI_GCCINT_FILES): Add options.texi.
8346 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8347 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8348 * target.h (gcc_target): Add default_target_flags and handle_option.
8349 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8350 (TARGET_HANDLE_OPTION): New macros.
8351 (TARGET_INITIALIZER): Include them.
8352 * opt-functions.awk (opt_args, nth_arg): New functions.
8353 (switch_flags): Handle the "Target" flag.
8355 (var_name): Use opt_args and nth_arg.
8356 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8357 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8358 macros for the "Mask" and "InverseMask" options.
8359 * opts.h (cl_var_cond): New enum.
8360 (cl_option): Replace the "has_set_value" and "set_value" fields with
8361 "var_cond" and "var_value".
8362 (CL_TARGET): New macro.
8363 (option_enabled, print_filtered_help): Declare.
8364 (decode_options): Move definition.
8365 * opts.c (handle_option): Search for the original option before
8366 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8367 var_cond and var_value fields. Use targetm.handle_option to handle
8369 (decode_options): Set target_flags to targetm.default_target_flags.
8370 (print_filtered_help): Make global. Handle CL_TARGET.
8371 (option_enabled): New function.
8372 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8373 (display_target_options, set_target_switch, print_switch_values)
8374 (default_pch_valid_p): Guard uses of target_switches with
8375 #ifdef TARGET_SWITCHES. Also...
8376 (display_target_options): Display the CL_TARGET entries in cl_options.
8377 (set_target_option): Don't complain about the "" option when
8378 TARGET_SWITCHES is undefined.
8379 (print_switch_values): Use option_enabled.
8380 (default_pch_valid_p): Check cl_options[] when looking for something
8381 that has changed the value of target_flags.
8382 * c.opt: Remove documentation from top of file.
8383 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8384 * doc/sourecebuild.texi: Refer to the new options documentation
8385 instead of c.opt. Document machine-specific .opt files.
8386 * doc/tm.texi (target_flags): Say that this variable is declared
8388 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8389 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8391 * doc/options.texi: New file.
8393 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8396 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8399 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8402 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8403 temporary variable of pointer type if an lvalues is required.
8404 (gimplify_modify_expr_rhs): Request an rvalue from it.
8405 (gimplify_expr): Pass fallback on.
8407 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8409 * cfgbuild.c: Update comments.
8411 2005-03-14 Roger Sayle <roger@eyesopen.com>
8413 PR rtl-optimization/17236
8414 * optabs.c (expand_doubleword_mult): New helper function split out
8415 from expand_binop. Permute the order in which instructions are
8416 emitted to minimize the number of simultaneously live registers.
8417 (expand_binop): Call expand_doubleword_mult to synthesize a double
8418 word multiplication.
8420 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8422 * basic-block.h: Update the prototypes of cached_make_edge and
8424 * cfg.c (cached_make_edge): Take edge_cache representing one
8425 row of the adjacency matrix of edges.
8426 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8427 (make_edges): Initialize edge_cache to represent one row of
8428 the adjacency matrix of edges.
8430 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8432 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8434 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8435 Remove unused removed_phis variable.
8436 (conditional_replacement): Use build1/build2.
8437 (abs_replacement): Use last_and_only_stmt and build1/build2.
8439 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8441 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8442 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8443 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8444 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8445 * c-common.c (handle_novops_attribute): New function.
8446 (c_common_attribute_table): Add "no vops" entry.
8447 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8448 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8449 * tree-ssa-operands.c (get_call_expr_operands): Do not
8450 create virtual operands for calls with ECF_NOVOPS flag.
8451 * tree.h (DECL_IS_NOVOPS): New macro.
8452 (struct tree_decl): Add novops_flag.
8453 (ECF_NOVOPS): New constant.
8455 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8458 * config/i386/i386.c (x86_use_himode_fiop): New.
8459 (x86_use_simode_fiop): Rename from x86_use_fiop.
8460 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8461 (TARGET_USE_HIMODE_FIOP): New.
8462 (x86_use_simode_fiop): Rename from x86_use_fiop.
8463 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8465 * config/i386/i386.md (X87MODEI12): New mode macro define.
8466 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8467 to implement x87 FP compare with HImode input operands.
8468 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8469 Use X87MODEI12 mode macro to handle HImode input operands.
8470 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8471 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8472 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8473 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8474 macro to implement x87 operators with HImode input operands.
8475 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8478 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8480 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8482 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8483 constants invariant.
8485 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8487 * basic-block.h (BB_VISITED): Removed.
8488 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8490 2005-03-14 Falk Hueffner <falk@debian.org>
8493 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8495 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8497 * ggc-zone.c: Fix comment typos.
8499 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8500 stringpool.c, config/mips/mips-protos.h: Update copyright.
8502 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8504 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8505 throughout with its typedef, "rtx".
8506 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8507 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8508 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8509 regs in comment to match code.
8511 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8513 * except.c (check_handled): Make it static.
8514 * except.h: Remove the corresponding prototype.
8516 * function.c (get_func_frame_size): Make it static.
8517 * function.h: Remove the corresponding type.
8519 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8521 * hard-reg-set.h: Remove the corresponding declarations.
8523 * tree-cfg.c (verify_stmts): Check that
8524 bb_for_stmt (stmt) == bb for every PHI node and statement.
8526 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8528 * config.gcc: Remove excess indentation.
8529 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8531 2005-03-13 Roger Sayle <roger@eyesopen.com>
8534 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8535 * fold-const.c (fold_sign_changed_comparison): Likewise.
8536 (fold_binary): Optimize comparisons against widened operands if
8537 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8539 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8541 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8542 (sparc_override_options): Initialize it.
8543 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8545 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8547 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8548 (reg_or_none500mem_operand): New predicate.
8549 (zero_reg_mem_operand): New predicate.
8550 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8551 to reg_or_none500mem_operand.
8552 (extendsfdf2_fpr): Add MEM alternative.
8553 (extenddftf2_internal): Change operand2 predicate to
8554 zero_reg_mem_operand.
8556 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8558 * ggc-zone.c: Rewritten.
8560 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8562 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8563 * config.in: Regenerated.
8564 * configure: Regenerated.
8565 * gengtype.c (write_types_process_field, write_func_for_structure):
8566 Pass new argument to gt_pch_note_object.
8567 * ggc-common.c (struct ptr_data): Add TYPE.
8568 (gt_pch_note_object): Take TYPE argument and save it.
8569 (call_count): Update call to ggc_pch_count_object.
8570 (call_alloc): Update call to ggc_pch_alloc_object.
8571 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8573 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8574 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8575 (ggc_alloc_zone_stat): Delete.
8576 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8577 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8578 (ggc_pch_alloc_object): Update prototypes.
8579 (garbage_zone): Delete.
8580 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8581 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8583 (tree_id_zone): New variable.
8584 (ggc_alloc_cleared_zone): Remove unused.
8585 (ggc_alloc_zone): Define.
8586 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8587 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8588 ggc_alloc_zone_stat.
8589 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8590 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8591 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8592 (make_node_stat): Likewise. Use tree_id_zone.
8594 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8595 Joseph S. Myers <joseph@codesourcery.com>
8597 * configure.ac: Check for MIPS TLS.
8598 * configure: Regenerated.
8599 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8600 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8601 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8602 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8603 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8604 (mips_classify_symbol, mips_symbolic_constant_p)
8605 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8606 (mips_tls_operand_p, mips_call_tls_get_addr)
8607 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8608 (mips_tls_symbol_ref_1): New functions.
8609 (mips_legitimize_address, mips_legitimize_const_move): Call
8610 mips_legitimize_tls_address.
8611 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8613 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8614 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8615 (mips_char_to_class): Document V1_REG.
8616 (HAVE_AS_TLS): Provide default.
8617 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8619 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8621 (tls_get_tp_<mode>): New instruction.
8623 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8625 * configure.ac: Update checks for target tools.
8626 * configure: Regenerated.
8628 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8630 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8632 2005-03-13 Roger Sayle <roger@eyesopen.com>
8634 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8635 more classes of DImode multiplication by constant. Allow both
8636 multiplication by small negative constants (by performing a
8637 multiplication by a positive constant and negating the result) and
8638 multiplications by large powers of two, by using a left shift.
8640 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8642 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8643 of basic blocks into work_stack.
8645 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8646 config/mips/vr.h: Update copyright.
8648 * c-decl.c (c_init_decl_processing): Remove useless calls to
8649 build_function_type.
8651 * builtins.c (fold_trunc_transparent_mathfn,
8652 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8653 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8654 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8655 fold_builtin_strcpy, fold_builtin_strncpy,
8656 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8659 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8662 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8663 variable determinant.
8665 * tree-cfg.c (group_case_labels): Remove local variable type.
8667 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8670 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8673 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8676 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8677 (*movmemqi_insn): Delete.
8678 (*movmemhi): Delete.
8680 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8682 * builtins.c (fold_builtin_classify): Take decomposed
8683 arguments of CALL_EXPR.
8684 (fold_builtin_1): Update a call to fold_builtin_classify.
8686 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8689 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8690 through into call to parser_xref_tag after parse error.
8691 (c_parser_struct_declaration): Consistently return NULL_TREE on
8694 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8696 * tree-flow-inline.h (ref_contains_array_ref): New function.
8697 (lookup_subvars_for_var): Ditto.
8698 (get_subvars_for_var): Ditto.
8699 (var_can_have_subvars): Ditto.
8701 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8702 (struct subvar): New type.
8704 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8706 * tree-optimize.c (init_tree_optimization_passes): Call
8707 pass_create_structure_vars.
8709 * tree-ssa-alias.c: Include vec.h.
8710 (init_alias_info): Don't auto-clear call clobbered on struct-field
8712 (compute_flow_insensitive_aliasing): Handle subvars.
8713 (group_aliases): Handle STRUCT_FIELD aliases.
8714 (setup_pointers_and_addressables): Ditto.
8715 Don't mark variables non-addressable if they still have
8716 addressable subvars.
8717 Also mark subvars addressable when the real variable is marked
8719 (add_pointed_to_var): Try to prune the pointed-to set by only
8720 pointing to subvars when possible.
8721 Otherwise, make sure we set addresses_needed and pt_vars to
8722 properly include subvars.
8723 (bitpos_of_field): New function.
8724 (push_fields_onto_fieldstack): Ditto.
8725 (get_or_create_used_part_for): Ditto.
8726 (create_overlap_variables_for): Ditto.
8727 (find_used_portions): Ditto.
8728 (create_structure_vars): Ditto.
8729 (pass_create_structure_vars): New structure.
8731 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8732 (get_expr_operands): Handle subvars. Also try to turn
8733 COMPONENT_REF accesses into must-defs now that we can accurately
8735 (note_addressable): Try to only mark as addressable those subvars
8736 we know a COMPONENT_REF touches.
8737 (overlap_subvar): New function.
8739 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8740 Handle subvar storing.
8741 (vect_address_analysis): Update caller of vect_object_analysis.
8743 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8745 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8746 (STMT_VINFO_SUBVARS): New macro.
8748 * common.opts: add flag_tree_salias.
8750 * opts.c (decode_options): flag_tree_salias defaults to on.
8752 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8754 * doc/tree-ssa.texi: Document structural alias analysis.
8756 2005-03-12 Steven Bosscher <stevenb@suse.de>
8758 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8759 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8760 * tree-ssa-operands.c (get_expr_operands): Likewise.
8761 (get_expr_operands): Likewise for ERROR_MARK.
8763 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8765 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8768 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8771 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8772 (mark_operand_necessary): Remove local variable ver.
8774 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8775 variable prefix_len.
8777 * value-prof.c (mod_subtract_transform): Remove local variable
8780 * builtins.c (fold_builtin_exponent): Take decomposed
8781 arguments of CALL_EXPR.
8782 (fold_builtin_1): Update a call to fold_builtin_exponent.
8784 * builtins.c (fold_builtin_logarithm): Take decomposed
8785 arguments of CALL_EXPR.
8786 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8788 * c-decl.c (c_init_decl_processing): Remove local variables
8789 ptr_ftype_void and ptr_ftype_ptr.
8791 * gimplify.c (gimplify_expr): Remove local variables r0 and
8794 * reg-stack.c (move_for_stack_reg): Remove local variable
8796 (compare_for_stack_reg): Remove local variable flags_user.
8797 (convert_regs_1): Remove local variable deleted.
8799 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8801 (combine_blocks): Remove local variables exits and new_e.
8803 * tree-inline.c (expand_call_inline): Remove local variable
8806 * tree-ssa-live.c (create_ssa_var_map,
8807 calculate_live_on_entry): Remove local variable snn.
8809 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8811 * c-lex.c (c_lex_with_flags): Add parameter to call to
8814 2005-03-11 Per Bothner <per@bothner.com>
8816 * c-tree.h (struct c_declarator): New id_loc field.
8817 * c-pragma.h (c_lex_with_flags): Take position reference.
8818 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8819 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8820 (c_lex): Pass dummy location to c_lex_with_flags.
8821 * c-parser.c (c_lex_one_token): Set c_token's location using
8822 c_lex_with_flags, instead of input_location, which might be "ahead".
8823 (c_parser_direct_declarator): Set declarator's id_loc from
8825 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8826 declarator's id_loc, rather than probably-imprecise input_location.
8827 (build_id_declarator): Initialize c_declarator's id_loc field.
8829 2005-03-11 Roger Sayle <roger@eyesopen.com>
8832 * builtins.c (expand_builtin_signbit): Force the signbit's word
8833 into an integer register to avoid SUBREGs of floating point modes.
8835 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8837 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8838 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8839 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8840 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8842 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8844 PR rtl-optimization/20306
8845 * expr.c (emit_move_complex): Set try_int false if mode is
8846 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8847 emit_block_move if try_int is true.
8849 2005-03-11 Richard Henderson <rth@redhat.com>
8852 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8853 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8856 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8858 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8859 (TARGET_FIX_VR4130): New macro.
8860 (TARGET_OPTIONS): Add -mfix-vr4130.
8861 (ISA_HAS_MACCHI): New macro.
8862 (ASM_SPEC): Add -mfix-vr4130.
8863 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8864 (override_options): Handle mips_fix_vr4130_string.
8865 (mips_avoid_hazards): Clear all_noreorder_p
8866 if we're working around VR4130 errata and the macc alternatives
8868 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8869 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8870 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8871 (MULTILIB_DEFAULTS): Remove leading "march=".
8872 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8873 if no architecture option is given.
8874 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8876 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8877 * doc/invoke.texi: Document -mfix-vr4130.
8879 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8881 * config/mips/mips.c (override_options): Only warn about -mint64
8882 deprecation if TARGET_INT64.
8884 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8886 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8887 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8888 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8889 are non-specific regarding the nonnull parameter positions.
8890 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8891 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8892 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8893 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8895 * builtins.def: Use the non-specific "nonnull" attibute lists.
8897 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8899 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8900 single_pred_edge, single_succ, single_pred): Improve comments.
8902 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8904 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8905 single_pred_edge, single_succ, single_pred): New inline functions.
8906 * bb-reorder.c (rotate_loop, find_traces_1_round,
8907 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8908 duplicate_computed_gotos): Use the single_succ/pred functions.
8909 * cfganal.c (forwarder_block_p): Ditto.
8910 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8911 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8912 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8913 merge_seq_blocks): Ditto.
8914 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8915 * cfglayout.c (fixup_reorder_chain): Ditto.
8916 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8917 canonicalize_loop_headers, verify_loop_structure): Ditto.
8918 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8919 mfb_update_loops, create_preheader, force_single_succ_latches,
8920 create_loop_notes): Ditto.
8921 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8922 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8923 commit_one_edge_insertion, purge_dead_edges,
8924 cfg_layout_can_merge_blocks_p): Ditto.
8925 * except.c (sjlj_emit_function_enter): Ditto.
8926 * flow.c (init_propagate_block_info): Ditto.
8927 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8928 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8929 insert_insn_end_bb): Ditto.
8930 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8931 find_if_case_2): Ditto.
8932 * lambda-code.c (perfect_nestify): Ditto.
8933 * lcm.c (optimize_mode_switching): Ditto.
8934 * loop-doloop.c (doloop_modify): Ditto.
8935 * loop-init.c (loop_optimizer_init): Ditto.
8936 * loop-iv.c (simplify_using_initial_values): Ditto.
8937 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8938 * loop-unswitch.c (unswitch_loop): Ditto.
8939 * modulo-sched.c (generate_prolog_epilog): Ditto.
8940 * predict.c (combine_predictions_for_insn, estimate_probability,
8941 tree_estimate_probability, last_basic_block_p,
8942 estimate_bb_frequencies): Ditto.
8943 * profile.c (branch_prob): Ditto.
8944 * regrename.c (copyprop_hardreg_forward): Ditto.
8945 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8946 * tracer.c (layout_superblocks): Ditto.
8947 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8948 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8949 cleanup_control_expr_graph, disband_implicit_edges,
8950 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8951 tree_verify_flow_info, tree_make_forwarder_block,
8952 tree_forwarder_block_p, remove_forwarder_block,
8953 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8954 * tree-if-conv.c (tree_if_conversion): Ditto.
8955 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8956 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8957 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8958 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8959 copy_loop_headers): Ditto.
8960 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8961 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8962 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8963 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8964 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8965 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8966 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8967 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8968 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8969 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8970 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8971 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8972 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8973 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8974 slpeel_add_loop_guard): Ditto.
8976 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8978 PR tree-optimization/15784
8979 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8982 * stmt.c (expand_case): Don't change index_type. Convert minval
8985 PR tree-optimization/20130
8986 * fold-const.c (fold): Fold x * -1 into -x.
8988 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8990 PR rtl-optimization/20331
8991 * rtlanal.c (modified_between_p): Check its address first for MEM.
8992 (modified_in_p): Likewise.
8994 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8996 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8998 2005-03-10 Steven Bosscher <stevenb@suse.de>
9000 * expr.c (expand_expr_real_1): If possible, use a conditional
9001 move for expanding MIN_EXPR and MAX_EXPR.
9002 Use temp for moving around rtx-en.
9004 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9007 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9010 2005-03-10 Roger Sayle <roger@eyesopen.com>
9012 * builtins.c (expand_builtin_signbit): Extend to handle floating
9013 point modes wider than the largest integer type, using the
9014 operand_subword_force function to obtain the signbit's word.
9016 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9019 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9020 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9022 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9024 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9026 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9028 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9030 (perform_edge_inserts): Unconditionally call
9031 free_dominator_info.
9033 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9035 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9037 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9039 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9041 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9043 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9045 (rtl_register_value_prof_hooks,
9046 tree_value_profile_transformations,
9047 tree_register_value_prof_hooks): Likewise.
9048 * var-tracking.c (stack_adjust_offset_pre_post,
9049 variable_htab_free, variable_union, dataflow_set_different_2,
9050 count_uses, variable_was_changed, set_frame_base_location,
9051 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9052 vt_add_function_parameters): Likewise.
9053 * varasm.c (named_section_real, named_section, make_decl_rtl,
9054 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9055 const_hash_1, compare_constant, copy_constant, force_const_mem,
9056 output_constant_pool_2, output_constant_pool_1, output_constant,
9057 output_constructor, make_decl_one_only, decl_tls_model,
9058 default_no_named_section, default_elf_select_section_1,
9059 default_unique_section_1): Likewise.
9060 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9061 * vmsdbgout.c (addr_const_to_string): Likewise.
9064 * function.c (struct assign_parm_data_one): Remove last_named
9066 (assign_parm_find_data_types): Don't determine last_named.
9067 Reorder named_parm determination.
9068 (assign_parms): Only setup varargs on the last non-varadic
9071 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9073 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9074 sda base address on medium model.
9076 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9078 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9079 * cfgloop.c (flow_loop_nodes_find): Export.
9080 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9082 * cfgloopmanip.c (fix_loop_structure): New function.
9083 * predict.c (predict_loops): Clean up the loops information.
9084 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9085 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9087 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9088 (rewrite_into_loop_closed_ssa): Declaration changed.
9089 * tree-loop-linear.c (linear_transform_loops): Add argument to
9090 rewrite_into_loop_closed_ssa call.
9091 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9092 * tree-ssa-loop-im.c (move_computations): Ditto.
9093 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9094 * tree-vectorizer.c (vectorize_loops): Ditto.
9095 * tree-optimize.c: Include cfgloop.h.
9096 (execute_todo): Choose whether to call cleanup_tree_cfg or
9097 cleanup_tree_cfg_loop.
9098 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9099 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9100 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9101 cleanup_tree_cfg_loop call.
9102 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9103 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9104 work on part of cfg.
9106 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9109 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9110 with multiple alternatives.
9112 * stmt.c (parse_output_constraint): Fix a typo.
9114 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9116 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9117 assembly directive instead of deprecated "no-generics".
9119 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9121 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9122 for non-offsettable memory references to cope with outstanding reload
9124 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9125 avoid losing outstanding address reloads.
9126 ("reload_outdi", "reload_outdf"): Likewise.
9128 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9130 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9131 code. Add more cbrt transformations.
9133 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9135 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9137 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9139 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9140 NULL_TREE when a given tree is not simplified.
9141 (fold): Return the original tree when any of the functions
9142 mentioned above NULL_TREE.
9144 * fold-const.c (fold_unary, fold_binary): Take decomposed
9145 arguments, code, type, op0, and op1 in case of fold_binary.
9146 (fold): Update calls to fold_unary and fold_binary.
9148 2005-03-09 Roger Sayle <roger@eyesopen.com>
9150 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9151 a fndecl and an arglist instead of a CALL_EXPR, exp.
9153 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9155 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9157 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9159 * expr.c (expand_assignment): Remove orig_to_rtx.
9161 * fold-const.c (int_const_binop): Remove no_overflow.
9163 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9165 * loop-iv.c (get_biv_step_1): Remove lhs.
9167 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9169 * real.c (real_nan): Remove neg.
9171 * function.c (thread_prologue_and_epilogue_insns): Remove i
9174 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9177 * tree-eh.c (tree_could_trap_p): Remove idx.
9179 * tree-into-ssa.c (ann): Remove ann.
9181 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9183 * tree-sra.c (decide_block_copy): Remove inst_count.
9185 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9187 * tree-ssa-loop-im.c (lhs): Remove.
9189 * cfgbuild.c (state, STATE, SET_STATE,
9190 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9192 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9193 (find_basic_blocks): Set the state of each basic block to
9196 2005-03-08 Jeff Law <law@redhat.com>
9198 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9199 goto results in the removal of edges in the CFG, then we need
9200 to recompute dominators.
9202 2005-03-09 Ben Elliston <bje@au.ibm.com>
9204 * c-common.c (c_do_switch_warnings): Comment fix.
9206 2005-03-08 Julian Brown <julian@codesourcery.com>
9208 * Patch from 2005-03-08 reverted for causing regressions and
9209 ppc-darwin bootstrap failure.
9211 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9213 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9214 Define the real function for ppc-darwin.
9215 * c-typeck.c (convert_arguments): Check for target-specific
9216 invalid argument call to unprototyped function.
9217 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9219 * target.h (invalid_arg_for_unprototyped_fn): New field
9221 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9222 default target hook.
9223 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9226 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9228 * c-typeck.c (constructor_stack, constructor_range_stack,
9229 initializer_stack): Make them static.
9231 * cfg.c (rbi_pool): Make it static.
9233 * gimple-low.c (lower_stmt_body): Make it static.
9234 * tree-flow.h: Remove the corresponding prototype. Don't
9237 * sched-deps.c (cache_size): Make it static.
9239 * stor-layout.c (lang_adjust_rli): Make it static.
9241 2005-03-08 Julian Brown <julian@codesourcery.com>
9243 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9244 from being used for symbols with vague linkage when
9245 HAVE_GAS_COMDAT_GROUP is true.
9247 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9249 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9250 nlabel == JUMP_LABEL (jump).
9252 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9254 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9255 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9256 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9257 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9259 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9262 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9263 * c-common.c (handle_returns_twice): New function.
9264 (c_common_attribute_table): Declare eturns_twice' attribute.
9265 * doc/extend.texi: Document eturns_twice' attribute.
9266 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9267 (struct tree_decl): Add returns_twice_flag.
9269 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9271 * tree-ssa-phiopt.c: Fix a comment typo.
9273 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9274 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9275 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9278 2005-03-08 Richard Henderson <rth@redhat.com>
9280 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9281 builtin codes with ctzdi2, clzdi2, popcountdi2.
9282 (struct alpha_builtin_def): Add is_const.
9283 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9284 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9285 (alpha_init_builtins): Init them. Set nothrow and const attributes
9287 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9288 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9289 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9290 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9291 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9292 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9293 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9294 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9295 (TARGET_FOLD_BUILTIN): New.
9296 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9297 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9299 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9301 2005-03-08 Ira Rosen <irar@il.ibm.com>
9303 PR tree-optimization/20122
9304 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9305 condition of access function instead of base.
9307 2005-03-07 Jeff Law <law@redhat.com>
9308 Steven Bosscher <stevenb@suse.de>
9310 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9311 (find_taken_edge): Call find_taken_edge_computed_goto as
9312 appropriate. Allow any gimple invariant rather than just
9313 INTEGER_CST for VAL.
9314 (cleanup_control_flow): Cleanup a computed goto which has turned
9316 (tree_merge_blocks): If block B has any forced labels, move
9317 them to the start of block A.
9318 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9319 computed gotos as well.
9320 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9321 removal of unnecessary computed gotos too.
9322 (lookup_redirection_data): Fix type of INSERT argument. Callers
9325 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9327 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9328 Remove trailing spaces.
9330 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9331 unshare_all_trees): Make them static.
9332 * tree-gimple.h: Remove the corresponding prototypes.
9334 * diagnostic.h: Remove unused prototype
9335 debug_output_buffer.
9336 * modulo-sched.c: Remove unused prototype
9337 set_row_column_for_ps.
9339 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9340 replace_phi_edge_with_variable): Remove unused variable i.
9342 2005-03-07 Per Bothner <per@bothner.com>
9344 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9346 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9349 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9350 bbs on the COND_EXPR instead of the PHI_NODEs.
9351 (candidate_bb_for_phi_optimization): Remove.
9352 (replace_phi_with_stmt): Rename to ...
9353 (replace_phi_edge_with_variable): this and change so that we
9354 replace the phi argument instead of removing the PHI.
9355 (conditional_replacement): Change so we deal with PHI with more
9357 (value_replacement): Likewise.
9358 (abs_replacement): Likewise.
9360 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9362 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9363 output_e500_flip_gt_bit.
9365 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9367 (rs6000_generate_compare): Fix logic to look at the correct bits.
9368 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9370 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9371 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9372 gen_move_from_CR_gt_bit.
9374 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9375 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9376 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9378 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9379 (E500_CR_IOR_COMPARE): New constant.
9381 2005-03-08 Earl Chew <earl_chew@agilent.com>
9382 David Billinghurst <David.Billinghurst@riotinto.com>
9384 * config/i386/host-cygwin.c: New file to support precompiled
9386 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9387 * config.host: Use above files for cygwin host.
9389 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9391 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9392 ordering ops from earlier change.
9394 2005-03-07 Per Bothner <per@bothner.com>
9396 Various fixes to allow us to again build if --enable-mapped-location:
9397 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9398 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9399 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9400 local variable loc. Change logic appropriately.
9401 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9402 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9403 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9404 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9405 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9407 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9409 PR rtl-optimization/19683
9410 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9411 number of bytes, to smallest_int_for_mode. Fix arguments to
9412 REG_CANNOT_CHANGE_MODE_P.
9414 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9416 * reorg.c (relax_delay_slots): Check that the jump is
9417 conditional before trying to invert it.
9419 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9421 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9424 * calls (stack_arg_under_construction): Make it static.
9426 * flow.c (regs_live_at_setjmp): Make it static.
9427 * flow.h: Remove the corresponding prototype.
9429 * reload1.c (reload_startobj, reload_firstobj,
9430 something_needs_operands_changed, reload_inherited,
9431 reload_inheritance_insn, reload_override_in,
9432 reload_spill_index): Make them static.
9434 * recog.c (verify_changes): Make it static.
9435 * recog.h: Remove the corresponding prototype.
9437 * cfgbuild.c (find_sub_basic_blocks): Remove.
9438 * basic-block.h: Remove the corresponding prototype.
9439 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9441 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9443 * tree-ssa-operands.c (check_build_stmt): Remove.
9445 * stor-layout.c (set_alignment): Remove.
9446 * tree.h: Remove the corresponding prototype.
9448 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9450 * tree-ssa-dce.c (control_dependence_map,
9451 visited_control_parents): Make them static.
9453 * cfghooks.c (verify_flow_info): Remove local variable
9456 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9459 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9461 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9463 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9465 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9467 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9468 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9469 PARALLEL for an empty structure.
9471 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9473 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9475 * fold-const.c (fold_binary): Unroll the very first "for"
9478 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9480 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9481 redundant match_code test.
9482 (scc_comparison_operator): Swap match_operand and match_code
9484 (branch_positive_comparison_operator): Same.
9485 (trap_comparison_operator): Use comparison_operator and swap with
9488 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9491 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9492 (out_movhi_r_mr): Read low byte of volatile MEM first.
9493 (out_movhi_mr_r): Write high byte of volatile MEM first.
9495 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9497 * cselib.c (reg_values, reg_values_size): Make them static.
9499 * cse.c (cse_reg_info_table): Make it static.
9501 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9503 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9505 * cse.c (find_best_addr): Use canon_for_address.
9507 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9509 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9510 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9511 SUBREG and MEM, respectively.
9513 * fold-const.c (fold_binary): Use code instead of t.
9515 * fold-const.c (optimize_minmax_comparison): Take decomposed
9516 arguments code, type, op0, and op1 instead of t.
9517 (fold_binary): Update a call to optimize_minmax_comparison.
9519 * fold-const.c (fold_range_test): Take decomposed arguments
9520 code, type, op0, and op1 instead of t.
9521 (fold_binary): Update a call to fold_range_test.
9523 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9524 decomposed arguments code, type, op0, and op1 instead of t.
9525 (fold_binary): Update a call to fold_range_test.
9527 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9529 * fold-const.c (fold_binary): Avoid directly using the original
9530 expression t as much as possible.
9532 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9534 * c-semantics.c (build_stmt): Use TYPE_P instead of
9535 IS_NON_TYPE_CODE_CLASS.
9536 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9537 (NON_TYPE_CHECK): Use TYPE_P instead of
9538 IS_NON_TYPE_CODE_CLASS.
9540 * fold-const.c (fold): Remove handling of binary expressions.
9542 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9544 * doc/c-tree.texi: Wrap comments in @r{}.
9545 * doc/cpp.texi: Likewise.
9546 * doc/cppinternals.texi: Likewise.
9547 * doc/extend.texi: Likewise.
9548 * doc/md.texi: Likewise.
9549 * doc/objc.texi: Likewise.
9550 * doc/sourcebuild.texi: Likewise.
9551 * doc/tm.texi: Likewise.
9554 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9556 * predict.c (apply_return_prediction): Standardize PHI chain
9558 * tree-ssa.c (ssa_redirect_edge): Likewise.
9560 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9561 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9564 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9565 * tree-flow.h: Adjust the prototype for remove_phi_node.
9566 * lambda-code.c (perfect_nestify): Adjust a call to
9569 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9570 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9572 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9573 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9574 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9575 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9577 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9578 of GEN_INT (trunc_int_for_mode (...)).
9579 * loop-iv.c (iv_number_of_iterations): Likewise.
9580 * postreload.c (reload_cse_move2add): Likewise.
9581 * simplify-rtx.c (simplify_const_unary_operation,
9582 simplify_const_binary_operation): Likewise.
9583 * stor-layout.c (get_mode_bounds): Likewise.
9585 * fold-const.c (fold_binary): New.
9586 (fold): Call fold_binary on binary expressions.
9588 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9590 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9591 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9592 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9593 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9594 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9596 2005-03-04 Devang Patel <dpatel@apple.com>
9598 PR tree-optimization/18815
9599 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9600 loops with zero exit edges.
9602 2005-03-04 Devang Patel <dpatel@apple.com>
9604 * doc/invoke.texi: Remove reference to webpage that does not exist.
9606 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9607 Joseph S. Myers <joseph@codesourcery.com>
9610 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9611 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9612 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9613 * pa.c (get_plabel): Change argument to symbol_ref. Call
9614 maybe_get_identifier instead of get_identifier.
9615 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9616 (struct deferred_plabel): Replace name field with symbol field.
9617 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9618 ASM_OUTPUT_EXTERNAL_REAL is defined.
9619 (output_global_address): Use output_addr_const for output of all
9621 (output_deferred_plabels): Use symbol_ref instead of name for address
9623 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9624 ASM_OUTPUT_SYMBOL_REF): New macros.
9625 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9627 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9630 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9632 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9633 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9635 2005-03-04 Jeff Law <law@redhat.com>
9637 * basic-block.h (rediscover_loops_after_threading): Declare.
9638 * tree-ssa-dom.c: Include cfgloop.h.
9639 (tree_ssa_dominator_optimize): Discover loops and some basic
9640 properties. Remove forwarder blocks recreated by loop header
9641 canonicalization. Also mark backedges in the CFG.
9642 * tree-ssa-threadupdate.c: Include cfgloop.h
9643 (rediscover_loops_after_threading): Define.
9644 (struct local_info): New field, JUMP_THREADED.
9645 (prune_undesirable_thread_requests): New function.
9646 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9647 then record that fact for the callers of redirct_edges.
9648 (thread_block): If BB has incoming backedges, then call
9649 prune_undesirable_thraed_requests. Note when we are
9650 going to have to rediscover loop information. Return a
9651 boolean indicating if any jumps were threaded.
9652 (thread_through_all_blocks): Bubble up boolean indicating
9653 if any jumps were threaded.
9654 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9655 (tree-ssa-threadupdate.o): Similarly.
9657 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9659 * fold-const.c (fold_ternary): Unroll the "for" loop to
9662 2005-03-04 Andrew Haley <aph@redhat.com>
9664 * unwind-dw2-fde-glibc.c (struct
9665 unw_eh_callback_data.check_cache): New field.
9666 (frame_hdr_cache): New.
9667 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9668 Cache frame header info.
9670 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9672 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9673 (print_c_condition): Declare.
9674 * read-rtl.c (ptr_loc): New structure.
9675 (ptr_locs, ptr_loc_obstack, joined_conditions)
9676 (joined_conditions_obstack): New variables.
9677 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9678 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9679 (join_c_conditions, print_c_condition): New functions.
9680 (apply_macro_to_string): Associate the new string with the same
9681 source location as the old one.
9682 (add_condition_to_string): Use join_c_conditions.
9683 (read_string): Use set_rtx_ptr_loc to record a filename and line
9684 number for the string.
9685 (read_rtx): Initialize the new variables above.
9686 * genattrtab.c (write_test_expr, write_attr_value): Use
9688 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9689 comment above the GCC_VERSION check.
9690 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9691 Inline the definition of MAYBE_EVAL.
9692 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9693 * genoutput.c (process_template): Likewise.
9694 * genpreds.c (write_predicate_subfunction): Likewise.
9695 (write_predicate_expr): Use print_c_condition.
9696 * genrecog.c (write_cond): Likewise.
9697 * gensupport.c (process_rtx): Use join_c_conditions to join the
9698 conditions of a define_insn_and_split. Record a source location
9699 for the string after the "&&".
9700 (alter_test_for_insn): Use join_c_conditions.
9702 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9705 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 2005-03-04 Ben Elliston <bje@au.ibm.com>
9712 * gcc.c (option_map): Add --coverage.
9713 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9714 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9715 * config/darwin.h: Pass -lgcov for `coverage'.
9716 * doc/invoke.texi (Debugging Options): Document --coverage.
9718 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9720 * gcse.c (bypass_block): Use find_edge wherever possible.
9722 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9726 * c-opts.c (c_common_parse_file): Call start_source_file
9727 and end_source_file at the approriate times.
9729 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9730 the main file, it will be done for us now.
9732 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9734 * fold-const.c (fold_ternary): New.
9735 (fold): Call fold_ternary on ternary expressions. Remove
9736 handling of ternary expressions.
9738 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9740 PR tree-optimization/15784
9741 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9744 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9746 * config/rs6000/predicates.md (branch_comparison_operator):
9747 Convert from C block to conditional format.
9749 2005-03-03 Jan Hubicka <jh@suse.cz>
9751 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9752 and non-constant public variables.
9754 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9756 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9759 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9762 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9763 calls to release_ssa_name and release_phi_node.
9765 * fold-const.c (fold): Remove handling of unary expressions.
9767 * fold-const.c (fold_unary): Avoid directly using the original
9768 expression t as much as possible.
9770 2005-03-03 Roger Sayle <roger@eyesopen.com>
9771 Andrew Pinski <pinskia@physics.uc.edu>
9773 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9774 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9776 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9778 Describe special registers SRP and MOF as allocatable registers.
9779 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9780 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9781 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9782 TARGET_HAS_MUL_INSNS.
9783 (cris_print_operand) <case 'd'>: New case.
9784 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9785 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9787 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9788 (REG_ALLOC_ORDER): Update for MOF.
9789 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9791 (GENERAL_REGS): No longer a define of ALL_REGS.
9792 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9793 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9795 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9796 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9797 (SECONDARY_RELOAD_CLASS): Define.
9798 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9799 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9800 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9801 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9802 (REGISTER_MOVE_COST): Define.
9803 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9804 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9805 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9806 (CRIS_MOF_REGNUM): New define_constants.
9807 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9809 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9811 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9812 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9813 Adjust for MOF being properly described as a register.
9814 (indir_to_reg_split): Name this split. Conditionalize on the
9815 destination register being a general register.
9816 (movei): Conditionalize on on operands 0 and 1 having the same
9819 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9822 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9823 -mcpu to override any other explicitly given flags.
9825 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9827 * recog.c (verify_changes, confirm_change_group): New functions,
9828 broken out of apply_change_group.
9829 (apply_change_group): Use them.
9830 * recog.h (verify_change, confirm_change_group): Declare.
9831 * rtl.h (redirect_jump_2): Declare.
9832 * jump.c (redirect_exp, invert_exp): Delete.
9833 (invert_exp_1): Take second parameter. Return value. Changed caller.
9834 (redirect_jump_2): New function, broken out of redirect_jump.
9835 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9836 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9837 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9839 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9841 * varasm.c (named_section): Use xstrdup rather than doing it by
9844 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9846 2005-03-02 Devang Patel <dpatel@apple.com>
9848 Undo PR tree-optimization/18815 fix.
9850 2005-03-02 Devang Patel <dpatel@apple.com>
9852 PR tree-optimization/18815
9853 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9854 loops with zero exit edges.
9856 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9858 * cfg.c (connect_src, connect_dest, disconnect_src,
9859 disconnct_dest): New.
9860 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9861 redirect_edge_pred): Use the new functions.
9863 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9864 free_dominance_info only when needed.
9866 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9869 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9870 (reg_or_sub_cint64_operand): Same.
9872 2005-03-02 Jeff Law <law@redhat.com>
9874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9875 CFG_ALTERED in the main DOM iteration loop.
9877 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9880 * varasm.c (initializer_constant_valid_p): Allow conversions
9881 between OFFSET_TYPEs. Tidy.
9883 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9885 * config/cris/cris.md ("return"): Remove epilogue delay list
9888 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9890 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9892 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9894 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9896 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9897 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9898 config/m68k/m68k.c, config/mips/mips.h,
9899 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9900 doc/include/gcc-common.texi: Update copyright.
9902 PR middle-end/18029 and PR middle-end/18030
9903 * expr.c (optimize_bitfield_assignment_op): Add a special case
9904 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9906 * fold-const.c (fold_unary): New.
9907 (fold): Call fold_unary on unary expressions.
9909 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9911 * cgraph.h (struct cgraph_edge): Add prev_caller and
9913 (cgraph_node_remove_callees): Export.
9914 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9916 (cgraph_edge_remove_callee): New function.
9917 (cgraph_edge_remove_caller): Likewise.
9918 (cgraph_remove_edge): Use.
9919 (cgraph_redirect_edge_callee): Likewise.
9920 (cgraph_node_remove_callees): New function.
9921 (cgraph_node_remove_callers): Likewise.
9922 (cgraph_remove_node): Use.
9923 * tree-optimize.c (tree_rest_of_compilation): Use
9924 cgraph_node_remove_callees instead of manual loop.
9925 * cgraphunit.c (cgraph_finalize_function): Likewise.
9926 (cgraph_expand_function): Likewise.
9927 (cgraph_remove_unreachable_nodes): Likewise.
9929 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9932 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9934 * c-decl.c (undeclared_variable): Take location as argument.
9935 * c-typeck.c (build_external_ref): Likewise.
9936 * c-parser.c (c_parser_postfix_expression): Pass location of
9937 identifier to build_external_ref.
9939 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9941 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9942 CCEQ mode for branch_positive_comparison_operator test.
9943 * config/rs6000/predicates (branch_comparison_operator): Revert to
9945 (scc_comparison_operator): Same.
9946 (branch_positive_comparison_operator): Same.
9948 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9950 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9951 (cris_delay_slots_for_epilogue): Remove.
9952 (save_last): Move into cris_target_asm_function_epilogue.
9953 (cris_target_asm_function_epilogue): Remove tests for file being
9955 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9956 (cris_delay_slots_for_epilogue): Remove prototypes.
9957 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9958 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9960 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9962 * config/rs6000/predicates.md (branch_comparison_operator): Change
9963 to define_special_predicate.
9964 (scc_comparison_operator): Same.
9965 (branch_positive_comparison_operator): Same.
9967 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9969 * Makefile.in (tree-ssa-sink.o): New.
9970 (OBJS-common): Add tree-ssa-sink.o.
9971 * common.opt: Add -ftree-sink
9972 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9973 * timevar.def (TV_TREE_SINK): new timevar.
9974 * tree-flow.h (is_hidden_global_store): Prototype.
9975 * tree-optimize.c (init_tree_optimization_passes): Add
9977 * tree-pass.h (pass_sink_code): New.
9978 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9979 for non-obvious global store store to is_hidden_global_store, and
9980 call that new function.
9981 * tree-ssa-sink.c: New file.
9982 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9983 * doc/passes.texi: Document forward store motion.
9984 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9985 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9986 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9987 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9989 2005-03-01 Per Bothner <per@bothner.com>
9991 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9992 and we have a non-zero column-number, add it to the message.
9993 Also factor out the diagnostic_kind_text.
9995 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9997 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9998 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9999 flow_loop_scan): Removed.
10000 (flow_loop_dump): Do not dump removed fields.
10001 (flow_loop_free): Do not free removed fields.
10002 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10003 (loop_exit_edge_p): New function.
10004 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10005 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10006 num_exits, exits_doms.
10007 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10008 LOOP_EDGES, LOOP_ALL): Removed.
10009 (flow_loop_scan): Declaration removed.
10010 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10011 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10013 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10014 (if_convert): Call flow_loops_find and flow_loops_free
10015 when calling mark_loop_exit_edges.
10016 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10017 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10018 free_dominance_info calls.
10019 * loop-init.c (flow_loops_find): Ditto.
10020 * passes.c (rest_of_handle_branch_prob): Ditto.
10021 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10022 * loop-unroll.c (analyze_insns_in_loop): Do not use
10024 * predict.c (predict_loops): Do not call flow_loop_scan.
10025 Use get_loop_exit_edges.
10026 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10027 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10028 Do not use EDGE_LOOP_EXIT.
10029 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10030 to bb_with_exit_edge_p.
10031 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10032 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10033 to bb_with_exit_edge_p.
10034 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10036 * tree-loop-linear.c (linear_transform_loops): Do not call
10037 flow_loop_scan. Use loop->single_exit.
10038 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10039 (vect_analyze_loop_form): Do not call flow_loop_scan.
10040 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10042 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10044 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10045 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10046 slpeel_tree_duplicate_loop_to_edge_cfg,
10047 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10048 Use loop_preheader_edge and loop->single_exit. Do not call
10051 2005-03-01 Nick Clifton <nickc@redhat.com>
10053 * config/arm/arm.c (thumb_find_work_register): Check all of the
10054 argument registers to see if they are free, and a couple of
10055 special cases where the last argument register but can be proved
10056 to be available during the function's prologue.
10057 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10058 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10059 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10061 (thumb_compute_save_reg_mask): Likewise. Also use
10062 thumb_find_work_register() to ensure that there is agreement about
10063 which work register is going to be used in the prologue.
10064 (thumb_output_function_prologue): Use unsigned long as the type
10065 for the register bit-mask. Also delay pushing the link register if
10066 other high registers are going to be pushed.
10067 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10068 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10069 redundant prototypes.
10071 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10074 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10075 and after reload in REG+REG indexed addresses without REG_POINTER
10076 set in the base and not set in the index.
10078 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10080 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10081 Don't undefine here.
10082 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10083 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10084 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10085 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10086 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10088 * config.gcc (sh*-*-linux*): Use config/linux.h.
10090 2005-02-28 Dale Johannesen <dalej@apple.com>
10091 Stan Shebs <shebs@apple.com>
10093 Rewrite of 64-bit Darwin structure-by-value pass/return.
10094 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10095 intoffset, use_stack, named.
10096 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10097 (rs6000_darwin64_record_arg_advance_flush): New.
10098 (rs6000_darwin64_record_arg_advance_recurse): New.
10099 (rs6000_darwin64_record_arg_flush): New.
10100 (rs6000_darwin64_record_arg_recurse): New.
10101 (rs6000_darwin64_record_arg): New.
10102 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10103 (function_arg_boundary): Handle 128-bit aligned structs.
10104 (function_arg_advance): Rewrite darwin64 struct handling.
10105 (function_arg): Call rs6000_darwin64_record_arg.
10106 (function_arg_partial_nregs): Handle darwin64 structs.
10107 (rs6000_darwin64_function_value): Remove.
10108 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10110 2005-02-28 Roger Sayle <roger@eyesopen.com>
10112 PR tree-optimization/20216
10113 * tree-chrec.c (tree_fold_factorial): Delete.
10114 (tree_fold_binomial): Change argument list to take a return type
10115 and change the type of K to unsigned int. Rewrite to avoid explicit
10116 evaluation of factorials, and (recursively) calling fold to perform
10117 compile-time arithmetic. Return NULL on (internal) overflow.
10118 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10119 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10120 if any intermediate calculation overflows.
10121 (chrec_apply): Update call to chrec_evaluate.
10123 2005-02-28 James E Wilson <wilson@specifixinc.com>
10125 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10127 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10130 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10131 instead of NULL_TREE on error.
10133 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10135 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10136 (EASY_VECTOR_15_ADD_SELF): Remove.
10137 (num_insns_constant_wide): Not static.
10138 (validate_condition_mode): Not static.
10139 (toc_relative_expr_p): Not static.
10140 (legitimate_indirect_address_p): Not static.
10141 (macho_lo_sum_memory_operand): Not static.
10142 (invalid_e500_subreg): Not static.
10143 (easy_vector_same): Not static.
10144 (easy_vector_splat_const): Not static.
10145 (RS6000_SYMBOL_REF_TLS_P): Remove.
10146 (any_operand): Delete.
10147 (any_parallel_operand): Delete.
10148 (count_register_operand): Delete.
10149 (altivec_register_operand): Delete.
10150 (xer_operand): Delete.
10151 (s8bit_cint_operand): Delete.
10152 (short_cint_operand): Delete.
10153 (u_short_cint_operand): Delete.
10154 (non_short_cint_operand): Delete.
10155 (exact_log2_cint_operand): Delete.
10156 (gpc_reg_operand): Delete.
10157 (cc_reg_operand): Delete.
10158 (cc_reg_not_cr0_operand): Delete.
10159 (reg_or_short_operand): Delete.
10160 (reg_or_neg_short_operand): Delete.
10161 (reg_or_aligned_short_operand): Delete.
10162 (reg_or_u_short_operand): Delete.
10163 (reg_or_cint_operand): Delete.
10164 (reg_or_arith_cint_operand): Delete.
10165 (reg_or_add_cint64_operand): Delete.
10166 (reg_or_sub_cint64_operand): Delete.
10167 (reg_or_logical_cint_operand): Delete.
10168 (got_operand): Delete.
10169 (got_no_const_operand): Delete.
10170 (easy_fp_constant): Delete.
10171 (easy_vector_constant): Delete.
10172 (easy_vector_constant_add_self): Delete.
10173 (zero_constant): Delete.
10174 (zero_fp_constant): Delete.
10175 (volatile_mem_operand): Delete.
10176 (offsettable_mem_operand): Delete.
10177 (mem_or_easy_const_operand): Delete.
10178 (add_operand): Delete.
10179 (non_add_cint_operand): Delete.
10180 (logical_operand): Delete.
10181 (non_logical_cint_operand): Delete.
10182 (mask_operand): Delete.
10183 (mask_operand_wrap): Delete.
10184 (mask64_operand): Delete.
10185 (mask64_2_operand): Delete.
10186 (and64_operand): Delete.
10187 (and64_2_operand): Delete.
10188 (and_operand): Delete.
10189 (reg_or_mem_operand): Delete.
10190 (lwa_operand): Delete.
10191 (symbol_ref_operand): Delete.
10192 (call_operand): Delete.
10193 (current_file_function_operand): Delete.
10194 (input_operand): Delete.
10195 (rs6000_nonimmediate_operand): Delete.
10196 (rs6000_tls_symbol_ref): Delete.
10197 (save_world_operation): Delete.
10198 (restore_world_operation): Delete.
10199 (load_multiple_operation): Delete.
10200 (store_multiple_operation): Delete.
10201 (vrsave_operation): Delete.
10202 (mfcr_operation): Delete.
10203 (mtcrf_operation): Delete.
10204 (lmw_operation): Delete.
10205 (stmw_operation): Delete.
10206 (branch_comparison_operator): Delete.
10207 (branch_positive_comparison_operator): Delete.
10208 (scc_comparison_operator): Delete.
10209 (trap_comparison_operator): Delete.
10210 (boolean_operator): Delete.
10211 (boolean_or_operator): Delete.
10212 (min_max_operator): Delete.
10213 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10214 (EASY_VECTOR_15): Moved to here.
10215 (EASY_VECTOR_15_ADD_SELF): Move to here.
10216 (PREDICATE_CODES): Delete.
10217 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10218 Declare functions no longer static.
10219 * config/rs6000/predicates.md: New.
10220 * config/rs6000/rs6000.md: Include predicates.md
10222 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10224 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10225 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10227 * cfgrtl.c (need_fake_edge_p): Likewise.
10228 * combine.c (distribute_notes): Likewise.
10229 * emit-rtl.c (try_split): Likewise.
10230 * recog.c (peephole2_opimize): Likewise.
10231 * reg-notes.def (ALWAYS_RETURN): Remove.
10232 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10233 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10234 * tree.h (ECF_ALWAYS_RETURN): Remove.
10236 2005-02-28 Roger Sayle <roger@eyesopen.com>
10238 PR middle-end/19874
10239 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10240 between different machine modes is never a "useless" conversion.
10242 2005-02-28 Geert Bosch <bosch@gnat.com>
10245 * doc/contrib.texi: List contributors for Ada front end
10247 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10249 * simplify-rtx.c (simplify_unary_operation_1,
10250 simplify_const_unary_operation): New, extracted from...
10251 (simplify_unary_operation): ... this one.
10252 (simplify_binary_operation_1,
10253 simplify_const_binary_operation): New, extracted from...
10254 (simplify_binary_operation): ... this one.
10255 * rtl.h (simplify_const_unary_operation,
10256 simplify_const_binary_operation): Add prototypes.
10258 2005-02-28 Julian Brown <julian@codesourcery.com>
10260 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10261 building libjava and caused PR regression/20228.
10263 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10266 * Makefile.in (host_subdir): New.
10267 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10268 * configure: Regenerate.
10270 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10272 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10273 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10274 installation directory first.
10276 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10279 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10280 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10281 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10282 * config/cris/cris.md: Tweak comments referring to Q.
10283 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10284 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10285 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10286 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10287 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10288 Insert spaces in constraints to align alternatives vertically for
10290 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10293 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10295 PR rtl-optimization/17728
10296 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10297 operand 0 from general_operand to move_dest_operand.
10299 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10301 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10302 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10303 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10304 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10306 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10308 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10309 * configure: Regenerate.
10310 * libada-mk.in: Remove CC; rename
10311 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10313 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10316 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10317 for the lhs, also walk over the tree. Likewise for rhs.
10319 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10321 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10322 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10323 Do not propagate value of iv before increment over the increment.
10325 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10327 * c-parser.c: New file.
10328 * c-parse.in: Remove.
10329 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10331 (c-parser.o): Add dependencies.
10332 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10333 maintainer-clean, TAGS): Update.
10334 * c-config-lang.in (gtfiles): Update.
10335 * gengtype-lex.l: Don't handle "@@".
10336 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10337 objc_build_synchronized, objc_begin_try_stmt,
10338 objc_begin_catch_clause, objc_finish_catch_clause,
10339 objc_build_finally_clause, objc_finish_try_stmt): New.
10340 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10342 (c_parse_init): Update comment.
10343 * c-decl.c (c_init_decl_processing): Update comment.
10344 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10345 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10346 new c_declspecs members.
10348 2005-02-25 Julian Brown <julian@codesourcery.com>
10350 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10351 from being used for symbols with vague linkage when
10352 HAVE_GAS_COMDAT_GROUP is true.
10354 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10356 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10358 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10361 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10362 (LIBGCC2_HAS_DF_MODE): New.
10363 (LIBGCC2_HAS_XF_MODE): New.
10364 (LIBGCC2_HAS_TF_MODE): New.
10365 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10366 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10367 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10368 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10369 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10370 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10371 and add _fixtfdi, _fixunstfdi, _floatditf
10372 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10373 L_fixunstfdi, L_floatditf.
10374 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10375 (LIBGCC2_HAS_TF_MODE): Define.
10377 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10379 PR tree-optimization/20204
10380 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10381 REWRITE_THIS_STMT markers on PHI nodes.
10382 (rewrite_initialize_block): Likewise.
10384 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10386 * version.c (version_string): Update to 4.1.
10388 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10390 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10391 Clarify that the alternative way doesn't work in GNU C++.
10393 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10395 PR tree-optimization/19937
10396 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10397 to the type of the induction variable.
10399 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10401 PR rtl-optimization/20117
10402 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10403 the block including noncopyable insn.
10405 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10407 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10408 calls to find_reg_note.
10410 2005-02-24 Richard Henderson <rth@redhat.com>
10413 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10416 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10418 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10419 vector types if to use base reg for misaligned non-word ld/std.
10421 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10424 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10425 dwarf2 label manually and put it after, not before the prologue.
10427 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10430 * reload.c (operands_match_p): Only increment register number for
10431 SCALAR_INT_MODE_P modes in multiple hard registers.
10433 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10436 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10438 * ChangeLog.5: Fix log message typo(s).
10439 * ChangeLog.7: Likewise.
10440 * ChangeLog.tree-ssa: Likewise.
10441 * cfgexpand.c: Fix comment typo(s).
10442 * conflict.c: Likewise.
10443 * defaults.h: Likewise.
10444 * dwarf2out.c: Likewise.
10445 * gcse.c: Likewise.
10446 * ggc-page.c: Likewise.
10447 * tree-eh.c: Likewise.
10448 * tree-ssa-dom.c: Likewise.
10450 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10453 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10454 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10455 if SHARED is defined.
10458 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10459 allow splitting only if operands 0 and 3 don't overlap.
10461 2005-02-24 Richard Henderson <rth@redhat.com>
10463 PR middle-end/19953
10464 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10465 (fold_builtin_1): Call them.
10466 * fold-const.c (fold_complex_mult_parts): Split out from ...
10467 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10468 (fold_complex_div_parts, fold_complex_div): New.
10470 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10472 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10474 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10475 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10477 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10478 (print_node): Likewise.
10479 Print TYPE_SIZES_GIMPLIFIED.
10481 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10483 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10484 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10485 operands as commutative in constraints.
10487 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10489 * tree-into-ssa.c: Re-organize internal functions.
10491 2005-02-24 Richard Henderson <rth@redhat.com>
10493 PR middle-end/18902
10494 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10496 * common.opt (fcx-limited-range): New.
10497 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10498 * toplev.c (flag_complex_method): Initialize to 1.
10499 (process_options): Set flag_complex_method to 0 if
10500 flag_cx_limited_range.
10501 * doc/invoke.texi (-fcx-limited-range): New.
10503 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10505 * cse.c (delete_trivially_dead_insns): Speed up by using
10506 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10509 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10511 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10512 functions when -mid-shared-library is being used.
10514 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10516 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10517 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10518 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10519 * system.h: Poison LINK_LIBGCC_SPECIAL.
10521 2005-02-23 James E Wilson <wilson@specifixinc.com>
10523 * gengtype.c (note_insn_name): Make 1 element larger.
10525 2005-02-23 Roger Sayle <roger@eyesopen.com>
10528 PR rtl-optimization/20097
10529 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10530 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10532 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10534 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10535 * t-aix52 (SHLIB_INSTALL): Same.
10537 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10539 * genpreds.c: Update copyright.
10541 2005-02-23 Michael Beach <michaelb@ieee.org>
10544 * config/sparc/t-elf (startup files): Assemble with CPP.
10546 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10548 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10549 (write_predicate_expr): Likewise.
10551 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10553 PR tree-optimization/20100
10554 PR tree-optimization/20115
10555 * tree-optimize.c (init_tree_optimization_passes): Remove
10556 pass_maybe_create_global_var.
10557 * tree-pass.h (pass_maybe_create_global_var): Remove.
10558 * tree-ssa-alias.c (aliases_computed_p): Declare.
10559 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10560 (count_calls_and_maybe_create_global_var): Remove.
10561 (pass_maybe_create_global_var): Remove.
10562 (init_alias_info): Do not declare aliases_computed_p.
10563 (maybe_create_global_var): If the function contains no
10564 call-clobbered variables and a mix of pure/const and regular
10565 function calls, create .GLOBAL_VAR.
10566 Mark all call-clobbered variables for renaming.
10567 (merge_pointed_to_info): Update comment.
10568 (add_pointed_to_var): Likewise.
10569 (is_escape_site): Likewise.
10570 Accept struct alias_info * instead of size_t *.
10572 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10574 * tree-ssa-operands.c (get_call_expr_operands): If
10575 ALIASES_COMPUTED_P is false, do not add call-clobbering
10577 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10578 (delete_tree_ssa): Likewise.
10580 2005-02-22 James E Wilson <wilson@specifixinc.com>
10582 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10583 (do_compile): Do call it here.
10585 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10587 PR rtl-optimization/20017.
10588 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10589 rest_of_handle_cse2, rest_of_handle_gcse): Call
10590 delete_dead_jumptables immediately before calling cleanup_cfg.
10592 2005-02-22 Devang Patel <dpatel@apple.com>
10595 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10598 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10600 * config/rs6000/aix.h (WINT_TYPE): Define.
10602 2005-02-22 Stan Shebs <shebs@apple.com>
10604 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10605 natural alignment for 64-bit Darwin.
10606 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10608 * doc/invoke.texi: Document this.
10610 2005-02-22 DJ Delorie <dj@redhat.com>
10612 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10613 to make_[un]signed_type, not the mode itself.
10615 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10617 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10618 not available. Use tail calls wherever possible.
10619 (make_edge): Call unchecked_make_edge to create an edge.
10621 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10622 (coalesce_ssa_name): Don't check for
10623 SSANORM_USE_COALESCE_LIST.
10624 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10626 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10628 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10629 (rewrite_into_ssa): ... here.
10631 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10633 PR tree-optimization/19786
10634 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10635 tag to another's may-alias bitmap when adding to the other's list.
10637 2005-02-21 DJ Delorie <dj@redhat.com>
10639 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10640 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10641 registers in unsupported ways.
10642 * expmed.c (init_expmed): Likewise.
10644 2005-02-21 Stan Cox <scox@redhat.com>
10646 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10648 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10650 * tree-cfg.c (fold_cond_expr_cond): New.
10651 (make_edges): Call fold_cond_expr_cond.
10652 (find_taken_edge): Accept nothing but INTEGER_CST.
10653 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10655 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10657 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10658 that do not belong to any basic block.
10660 2005-02-21 Jeff Law <law@redhat.com>
10662 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10665 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10667 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10668 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10669 Adjust their definitions.
10670 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10671 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10673 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10674 genautomata.c, langhooks.c, langhooks.h, system.h,
10675 config/arm/lib1funcs.asm: Update copyright.
10677 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10679 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10681 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10684 * doc/install.texi: Document --with-gc.
10686 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10688 * simplify-rtx.c (simplify_unary_operation): Add a missing
10691 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10693 PR tree-optimization/18663
10694 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10695 if the type has variable bounds.
10697 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10699 * gcse.c: Remove an obsolete comment.
10701 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10703 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10705 * doc/extend.texi (Function Attributes) <Attribute const>: The
10706 attribute "pure" is below this text, not above.
10708 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10710 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10711 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10712 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10714 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10717 * langhooks.h (struct lang_hooks): Add to_target_charset.
10718 * langhooks.c (lhd_to_target_charset): New function.
10719 * langhooks-def.h: Declare lhd_to_target_charset.
10720 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10721 (LANG_HOOKS_INITIALIZER): Update.
10722 * c-common.c (c_common_to_target_charset): New function.
10723 * c-common.h: Declare it.
10724 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10725 c_common_to_target_charset.
10727 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10728 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10729 Delete definitions.
10730 * system.h: Poison them.
10731 * doc/tm.texi: Don't discuss them.
10732 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10733 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10734 (pp_c_char): Do not attempt to generate letter escapes for
10736 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10737 * config/mips/mips.c (mips_output_ascii): Likewise.
10739 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10741 PR tree-optimization/19951
10742 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10745 2005-02-19 Steven Bosscher <stevenb@suse.de>
10747 PR middle-end/19698
10748 * function.h (struct function): New field `max_loop_depth'.
10749 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10750 (flow_loops_find): Reset the max loop depth count before finding loops.
10751 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10752 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10753 (calculate_global_regs_live): Make sure the loop will terminate
10754 when the initial sets are not empty.
10756 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10758 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10760 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10762 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10765 * doc/invoke.texi: Remove documentation of %M spec.
10767 (init_spec): Remove %M suffix from -lgcc_s.
10768 (do_spec_1): Remove 'M' case.
10769 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10770 to put shared libraries in the multilib directory. Remove the
10771 shlib_so_soname substitution variable. Don't add a multilib encoding
10772 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10773 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10774 SHLIB_INSTALL as well as SHLIB_LINK.
10775 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10776 (SHLIB_NAME): Delete.
10777 (SHLIB_DIR): New macro.
10778 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10779 (SHLIB_INSTALL): Adjust accordingly.
10780 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10781 * config/t-slibgcc-sld: Likewise.
10782 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10783 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10784 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10786 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10787 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10788 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10789 Use @shlib_base_name@ instead of @shlib_so_name@.
10790 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10791 and @shlib_base_name@.so in @multilib_dir@.
10792 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10793 to the install path.
10794 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10795 (SHLIB_LINK): Remove previous workaround.
10796 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10797 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10798 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10800 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10801 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10802 (SHLIB_INSTALL): Adjust accordingly.
10803 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10804 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10805 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10806 config/t-slibgcc-elf-ver.
10808 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10809 Jakub Jelinek <jakub@redhat.com>
10811 PR tree-optimization/19828
10812 * tree-ssa-loop-im.c: Add a TODO comment.
10813 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10814 without side-effects.
10816 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10818 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10821 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10823 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10824 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10825 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10827 (ia64_reorg): Delete fixup_errata call.
10828 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10829 (TARGET_SWITCHES): Delete -mb-step entry.
10831 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10834 * c-typeck.c (composite_type): Handle quals in transparent unions.
10835 (type_lists_compatible_p): Likewise.
10837 2005-02-18 Stan Shebs <shebs@apple.com>
10839 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10840 expressions in the .literal8 section.
10842 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10844 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10846 2005-02-18 Roger Sayle <roger@eyesopen.com>
10848 * fold-const.c (constant_boolean_node): Always create values of the
10849 specified type, don't bother calling truthvalue_conversion.
10851 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10853 * except.c (output_function_exception_table): Call
10854 assemble_external_libcall (eh_personality_libfunc).
10856 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10859 * config/ia64/ia64.h (struct machine_function): Add state_num.
10860 * config/ia64/ia64.c (process_epilogue,
10861 process_for_unwind_directive): Use new unwind state numbers each
10862 time rather than state 1.
10864 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10867 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10868 before the "*llgt_didi" pattern.
10870 2005-02-18 Jason Merrill <jason@redhat.com>
10872 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10874 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10876 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10877 (div0): Use it in place of ARM_FUNC_ALIAS.
10878 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10880 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10882 PR middle-end/20030
10883 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10884 access, the lower bound of the array type if it exists.
10886 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10889 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10890 cases that are out-of-range for the index type.
10892 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10894 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10895 (estimate_case_costs): Don't call convert.
10896 * expmed.c (expand_shift): Likewise.
10897 (make_tree): Call fold_convert instead of convert.
10899 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10902 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10903 that ref to be marked MEM_READONLY_P doesn't have base that needs
10906 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10908 * genautomata.c (output_get_cpu_unit_code_func,
10909 output_cpu_unit_reservation_p): Don't generate old-style function
10912 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10915 PR tree-optimization/20009
10916 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10918 PR tree-optimization/18947
10919 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10920 inline, remove all nodes that are inlined into the extern inline
10923 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10925 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10926 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10927 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10928 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10931 2005-02-17 Roger Sayle <roger@eyesopen.com>
10933 PR tree-optimization/19917
10934 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10935 to be potentially trapping.
10937 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10939 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10941 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10943 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10944 tem becomes a local variable which is set to the value of the
10945 back end defined INITIAL_FRAME_ADDRESS macro.
10946 (expand_builtin_frame_address): Omit the base parameter to
10947 expand_builtin_return_addr.
10948 (expand_builtin_profile_func): Likewise.
10949 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10950 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10951 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10953 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10955 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10956 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10957 * config/frv/frv.c (frv_function_epilogue): Likewise.
10959 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10961 * lambda-code (perfect_nestify): Remove mark/unmark
10962 for rewriting hack.
10963 * tree-loop-linear.c (linear_transform_loops): Add
10964 rewrite_into_ssa call so that ssa is correct for
10965 rewriting into loop closed.
10967 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10969 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10970 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10972 * bt-load.c (btr_def_live_range, combine_btr_defs,
10973 migrate_btr_def, migrate_btr_defs): Likewise.
10974 * cfgcleanup.c (thread_jump): Likewise.
10975 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10976 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10977 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10978 df_rd_local_compute, df_reg_info_compute): Likewise.
10979 * dominance.c (init_dom_info, free_dom_info): Likewise.
10980 * flow.c (init_propagate_block_info,
10981 free_propagate_block_info): Likewise.
10982 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10983 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10984 modify_reg_pav): Likewise.
10985 * loop-invariant.c (find_defs, find_invariant_insn,
10986 find_invariants, free_inv_motion_data): Likewise.
10987 * predict.c (tree_predict_by_opcode,
10988 estimate_bb_frequencies): Likewise.
10989 * stmt.c (expand_case): Likewise.
10990 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10991 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10992 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10993 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10994 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10995 rewrite_ssa_into_ssa): Likewise.
10996 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10997 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10998 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10999 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11000 * tree-sra.c (tree_sra): Likewise.
11001 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11002 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11003 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11004 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11005 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11006 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11008 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11009 calculate_live_on_entry, calculate_live_on_exit,
11010 build_tree_conflict_graph): Likewise.
11011 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11012 record_important_candidates, set_use_iv_cost, find_depends,
11013 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11014 tree_ssa_iv_optimize_finalize): Likewise.
11015 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11016 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11017 tree_duplicate_loop_to_header_edge): Likewise.
11018 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11019 * tree-ssa.c (verify_flow_insensitive_alias_info,
11020 verify_name_tags, verify_ssa, init_tree_ssa,
11021 delete_tree_ssa): Likewise.
11022 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11023 fini_ssanames): Likewise.
11024 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11026 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11028 * config/rs6000/t-rtems: Completely reworked.
11030 2005-02-17 Ira Rosen <irar@il.ibm.com>
11032 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11034 2005-02-17 Ira Rosen <irar@il.ibm.com>
11036 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11037 POINTER_TYPE_P when checking that type is a pointer.
11038 (vect_get_memtag): Remove.
11039 (vect_address_analysis): Use POINTER_TYPE_P. Call
11040 vect_object_analysis with dummy parameter for memtag.
11041 (vect_object_analysis): Extract memtag (functionality that
11042 used to be in vect_get_memtag and moved here). Fix printings.
11043 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11044 with correct parameters. Remove call to vect_get_memtag.
11046 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11048 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11049 (tree-vectorizer.o): Added missing dependencies.
11051 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11053 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11054 declaration in tree-vectorizer.c, now has an extern declaration in
11055 tree-vectorizer.h).
11056 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11057 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11058 get_vectype_for_scalar_type, vect_is_simple_use,
11059 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11060 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11061 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11062 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11063 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11064 find_loop_location): Likewise.
11066 * tree-vectorizer.c (langhooks.h): #include removed.
11067 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11068 moved to tree-vectorized.h.
11069 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11070 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11071 get_vectype_for_scalar_type, vect_is_simple_use,
11072 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11073 vect_supportable_dr_alignment, new_loop_vec_info,
11074 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11075 vect_set_verbosity_level, find_loop_location): Likewise.
11077 (vect_analyze_loop): Function externalized. Declaration moved to
11078 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11079 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11080 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11081 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11082 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11083 vect_enhance_data_refs_alignment, vect_analyze_operations,
11084 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11085 vect_stmt_relevant_p, vect_get_loop_niters,
11086 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11087 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11088 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11089 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11090 vect_get_memtag): Likewise.
11092 (vectorizable_load): Function externalized. Declaration moved to
11093 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11094 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11095 vect_transform_loop): Likewise.
11096 (vect_transform_stmt): Moved to tree-vect-transform.c.
11097 (vect_align_data_ref, vect_create_destination_var,
11098 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11099 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11100 vect_get_vec_def_for_operand, vect_init_vector,
11101 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11102 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11103 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11104 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11105 vect_do_peeling_for_loop_bound): Likewise.
11107 * tree-vect-analyze.c: New file.
11108 * tree-vect-transform.c: New file.
11110 2005-02-17 Jason Merrill <jason@redhat.com>
11112 PR mudflap/19319, c++/19317
11113 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11116 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11118 * doc/install.texi (Specific): Update link for Darwin-specific
11121 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11123 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11124 constant_boolean_node.
11126 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11129 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11130 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11132 2005-02-16 Richard Henderson <rth@redhat.com>
11135 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11137 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11138 replace uses with Wtype_MAXp1_F.
11139 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11140 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11141 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11142 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11143 and HAVE_TFMODE as appropriate.
11144 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11145 (__floatdisf): Likewise.
11146 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11147 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11148 (Wtype_MAXp1_F): New.
11149 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11150 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11152 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11155 * arm.c (arm_apply_result_size): New function.
11156 * arm.h (APPLY_RESULT_SIZE): Define.
11157 * arm-protos.h (arm_apply_result_size): Add prototype.
11158 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11159 (movxf): New expand.
11160 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11161 (call_value_symbol): Remove predicate for operand 0.
11162 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11163 (untyped_call): Rework to correclty return values for any type.
11164 (untyped_return): New expand.
11165 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11167 2005-02-16 Stan Shebs <shebs@apple.com>
11169 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11170 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11172 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11174 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11175 configure settings on Solaris 7 and later.
11177 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11179 PR tree-optimization/19865
11180 * tree-optimize.c (init_tree_optimization_passes): Run
11181 pass_may_alias after pass_sra.
11183 2005-02-16 Richard Henderson <rth@redhat.com>
11184 Stuart Hastings <stuart@apple.com>
11187 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11188 Do nothing if debug info suppressed for this function.
11189 (dbxout_begin_function): Early exit if debug info suppressed for
11192 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11195 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11197 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11199 PR tree-optimization/19967
11200 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11201 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11202 argument TYPE. Adjust calls to fold_builtin_XXX.
11203 (expand_builtin, fold_builtin_1): Adjust calls to
11204 expand_builtin_XXX.
11205 (fold_builtin_strchr, fold_builtin_strpbrk,
11206 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11207 result to a requested type TYPE.
11209 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11211 PR middle-end/19857
11212 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11213 (T)x & (T)cst if (T)cst overflows.
11214 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11215 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11217 2005-02-15 Jeff Law <law@redhat.com>
11219 * gcse.c (blocks_with_calls): New bitmap.
11220 (alloc_gcse_mem): Allocate it.
11221 (free_gcse_mem): Free it.
11222 (clear_modifY_mem_tables): Clear it.
11223 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11224 when we encounter CALL_INSNs.
11225 (compute_transp, case MEM): Handle blocks with calls separate
11226 from blocks without calls. Use bitmap iterators rather than
11229 2005-02-15 Peter O'Gorman <peter@pogma.com>
11232 * mklibgcc.in (vis_hide): Use a temporary object file, not
11235 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11238 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11239 access optimization.
11241 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11242 Alan Modra <amodra@bigpond.net.au>
11245 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11246 (_xlqsub): Rename to __gcc_qsub.
11247 (_xlqmul): Rename to __gcc_qmul.
11248 (_xlqdiv): Rename to __gcc_qdiv.
11249 Provide versioned symbol aliases with old names.
11250 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11251 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11252 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11253 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11254 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11256 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11258 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11259 Fold ~(A - 1) and ~(A + -1) to -A.
11261 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11265 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11266 config/pa/pa-host.c:pa_gt_pch_use_address.
11268 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11270 * tree-vn.c (get_value_handle): Make sure that given an
11271 is_gimple_min_invariant expression, we always return it.
11273 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11275 * passes.c (rest_of_handle_gcse): Fix a comment.
11277 2005-02-15 Jeff Law <law@redhat.com>
11279 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11281 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11282 (canon_list_insert, record_last_mem_set_info): Similarly.
11283 (clear_modify_mem_tables): Similarly.
11285 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11287 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11288 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11289 config/mips/mips.md, config/rs6000/aix.h,
11290 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11292 2005-02-15 Richard Henderson <rth@redhat.com>
11294 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11295 call to be best_edge.
11297 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11299 * basic-block.h: Adjust the prototype for find_basic_blocks.
11300 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11301 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11304 * flow.c (recompute_reg_usage): Remove all arguments.
11305 * passes.c (rest_of_compilation): Adjust the call to
11306 recompute_reg_usage.
11307 * rtl.h: Adjust the prototype for recompute_reg_usage.
11309 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11311 * tree-dump.c (dump_files): Update to reflect new member
11313 (dump_register): Add new argument.
11315 (dump_switch_p_1): Check against glob name if doglob was passed.
11316 (dump_switch_p): Check against regular first, then glob if
11317 we didn't have any hits on the dump name.
11318 * tree-optimize.c (register_one_dump_file):
11319 Pass in glob name as well.
11320 * tree-pass.h (struct dump_file_info): Add glob
11323 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11325 PR preprocessor/16323
11326 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11328 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11331 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11332 (trunctfdf2_internal1): New.
11333 (trunctfdf2_internal2): Renamed from trunctfdf2.
11335 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11337 PR tree-optimization/19853
11338 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11340 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11342 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11343 delete_dead_jumptables and cleanup_cfg.
11345 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11347 * reload.c (find_reloads): Swap address_reloaded flags when
11348 swapping commutative operands.
11350 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11352 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11353 Use standard_iv_increment_position for computing the bsi position
11355 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11358 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11361 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11362 life range of hard registers.
11363 * value-prof.c (insn_prefetch_values_to_profile): Only
11366 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11367 profile in libcalls.
11369 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11371 * bitmap.h (bitmap_and_compl_into): Return bool.
11372 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11374 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11376 PR tree-optimization/19944
11377 * fold-const.c (fold): Re-add ABS_EXPR folding.
11379 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11382 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11383 {TARGET,MASK}_XL_COMPAT.
11384 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11386 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11387 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11389 (rs6000_arg_partial_bytes): Same.
11390 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11391 and XL compatibility enabled.
11392 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11393 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11394 test to final condition.
11395 (cmptf_internal2): New.
11396 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11397 xl-compat. Add TFmode information to description.
11399 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11401 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11403 2005-02-13 Jason Merrill <jason@redhat.com>
11406 * fold-const.c (fold_indirect_ref_1): Split out from...
11407 (build_fold_indirect_ref): Here.
11408 (fold_indirect_ref): New fn.
11409 * tree.h: Declare it.
11410 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11411 (gimplify_modify_expr_rhs): Likewise.
11412 (gimplify_expr): Likewise.
11414 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11416 PR tree-optimization/14303
11417 PR tree-optimization/15784
11418 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11419 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11420 ABS_EXPR<x> != 0 to x != 0.
11422 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11424 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11425 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11426 spelling conventions.
11428 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11429 delete_trivially_dead_insns too many times.
11431 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11434 2005-02-12 Ira Rosen <irar@il.ibm.com>
11436 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11437 (vect_is_simple_iv_evolution): Remove redundant parameter
11439 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11440 without last parameter.
11441 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11442 Return pointer step. Call vect_is_simple_iv_evolution without
11443 last parameter. Check only that the step is multiple of size
11444 type. Remove stmt_vinfo updates.
11445 (vect_get_memtag_and_dr): Remove.
11446 (vect_get_memtag): New function.
11447 (vect_address_analysis): New function.
11448 (vect_object_analysis): New function.
11449 (vect_analyze_data_refs): Call vect_object_analysis and
11450 vect_get_memtag. Update stmt_vinfo fields.
11452 2005-02-12 Ira Rosen <irar@il.ibm.com>
11454 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11455 exist and are objects. Remove checks for pointer.
11456 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11457 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11458 (vect_create_data_ref_ptr): Likewise.
11459 (vect_base_addr_differ_p): New function.
11460 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11461 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11462 Don't set the DR_BASE_NAME field of data-ref.
11463 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11465 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11467 * optabs.h (enum optab_index): Add new OTI_ldexp.
11468 (ldexp_optab): Define corresponding macro.
11469 * optabs.c (init_optabs): Initialize ldexp_optab.
11470 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11472 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11474 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11475 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11477 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11478 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11481 2005-02-12 Ira Rosen <irar@il.ibm.com>
11483 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11485 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11487 (vect_get_base_and_offset): Always return an address.
11488 (vect_create_addr_base_for_vector_ref): Remove treatment for
11489 different data reference types.
11490 (vect_compute_data_ref_alignment): Rename base to base_address in
11491 stmt_vec_info. Get the object in order to force its alignment.
11492 (vect_get_memtag_and_dr): Rename base to base_address in
11493 stmt_vec_info. Extract the object for memtag analysis.
11495 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11497 PR regression/19898.
11498 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11499 changes cc_status, use apply modified_in_p to part of cc_status
11500 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11503 2005-02-11 Richard Henderson <rth@redhat.com>
11505 * tree-complex.c (expand_complex_libcall): New.
11506 (expand_complex_multiplication): Use it for c99 compliance.
11507 (expand_complex_division): Likewise.
11508 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11510 * builtins.c (built_in_names): Remove const.
11511 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11513 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11514 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11515 (built_in_names): Remove const.
11516 * c-common.c (c_common_type_for_mode): Handle complex modes.
11517 * flags.h, toplev.c (flag_complex_method): Rename from
11518 flag_complex_divide_method.
11519 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11520 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11521 * libgcc2.h: Declare them.
11522 * libgcc-std.ver: Export them.
11523 * mklibgcc.in (lib2funcs): Build them.
11525 2005-02-11 Steven Bosscher <stevenb@suse.de>
11527 PR tree-optimization/19876
11528 Partially revert my change from 2005-01-14
11529 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11530 (compute_antic): ...and remove the loop here.
11532 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11534 PR middle-end/19858
11535 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11536 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11538 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11539 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11541 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11543 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11544 offsets for the big-endian 32-bit case.
11546 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11548 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11550 2005-02-11 Dale Johannesen <dalej@apple.com>
11552 * cselib.c (cselib_process_insn): Clear out regs where
11553 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11554 * reload.c (find_equiv_reg): Ditto.
11556 2005-02-11 Ian Lance Taylor <ian@airs.com>
11558 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11561 * tree.c (build_function_type_list): Work correctly if there are
11564 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11566 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11567 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11568 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11569 TARGET_ZARCH instead of TARGET_64BIT.
11571 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11573 * config/rs6000/t-rtems:
11574 (MULTILIB_OPTIONS): Remove mcpu=602.
11575 (MUTLILIB_DIRNAMES): Remove m602.
11576 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11577 Let mcpu=602 match mcpu=603.
11578 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11580 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11582 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11583 signal trampolines.
11585 2005-02-10 David Daney <ddaney@avtrex.com>
11587 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11588 * config/i386/linux-unwind.h: Likewise.
11589 * config/ia64/linux-unwind.h: Likewise.
11590 * config/mips/linux-unwind.h: Likewise.
11591 * config/pa/linux-unwind.h: Likewise.
11592 * config/rs6000/linux-unwind.h: Likewise.
11593 * config/s390/linux-unwind.h: Likewise.
11594 * config/sh/linux-unwind.h: Likewise.
11595 * config/sparc/linux-unwind.h: Likewise.
11597 2005-02-10 Steven Bosscher <stevenb@suse.de>
11599 PR tree-optimization/17549
11600 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11601 TER to replace a DEF with its expression if the DEF and the
11602 rhs of the expression we replace into have the same root
11605 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11607 * config/mips/mips.md: Fix the placement of the match_scratch in the
11610 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11612 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11615 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11617 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11618 (strip_offset): Handle addresses.
11619 (add_address_candidates): Use strip_offset.
11620 (difference_cost): Reflect strip_offset change.
11621 (force_var_cost, difference_cost): Strip nops.
11623 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11625 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11627 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11628 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11629 config/cris/cris-protos.h, config/cris/cris.c: Update
11632 2005-02-10 Jeff Law <law@redhat.com>
11634 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11635 (lookup_avail_expr): Similarly.
11637 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11639 * builtins.c (fold_builtin_powi): New function.
11640 (fold_builtin_1): Call it.
11642 2005-02-10 Steven Bosscher <stevenb@suse.de>
11644 PR documentation/19309
11645 * doc/cpp.texi: The __GNUC__ and related predefined macros
11646 are also defined for the "standalone" cpp.
11647 Some non-GCC compilers may also define __GNUC__.
11649 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11652 * c-typeck.c (common_type): New routine. Old common_type renamed
11654 (c_common_type): ...this.
11655 (build_conditional_expr, build_binary_op): Use c_common_type instead
11658 2005-02-10 Steven Bosscher <stevenb@suse.de>
11660 * doc/md.texi: Replace @samp{length} with @code{length}.
11662 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11664 PR tree-optimization/18687
11665 * tree-flow.h (find_loop_niter): Declare.
11666 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11667 Try using scev even for loops with more than one exit.
11668 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11669 (struct ivopts_data): Added niters field.
11670 (struct nfe_cache_elt): New.
11671 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11673 (tree_ssa_iv_optimize_init): Initialize niters cache.
11674 (determine_number_of_iterations): Removed.
11675 (find_induction_variables): Do not call determine_number_of_iterations.
11676 Access niters for single exit through niter_for_single_dom_exit.
11677 (add_iv_outer_candidates): Access niters for single exit through
11678 niter_for_single_dom_exit.
11679 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11680 number_of_iterations_cond.
11681 (iv_period): New function.
11682 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11683 (may_replace_final_value): Take data argument. Use
11684 niter_for_single_dom_exit.
11685 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11686 (rewrite_use_compare): Pass data to may_eliminate_iv.
11687 (rewrite_use_outer): Pass data to may_replace_final_value.
11688 (free_loop_data): Clean up the niters cache.
11689 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11690 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11691 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11692 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11693 (num_ending_zeros): Moved to tree.c.
11694 * tree.h (num_ending_zeros): Declare.
11695 * tree.c (num_ending_zeros): Moved from tree.c.
11697 2005-02-09 Richard Henderson <rth@redhat.com>
11699 * builtins.c (DEF_BUILTIN): Add COND argument.
11700 * tree.h (DEF_BUILTIN): Likewise.
11701 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11702 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11704 (DEF_BUILTIN_STUB): New.
11705 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11706 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11707 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11708 * c-common.c (DEF_BUILTIN): Add COND argument.
11709 * tree.c (local_define_builtin): New.
11710 (build_common_builtin_nodes): New.
11712 2005-02-09 Roger Sayle <roger@eyesopen.com>
11714 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11715 floating point expression ignoring the sign of the result.
11716 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11717 (fold) <MULT_EXPR>: Use it to simplify x*x.
11718 * tree.h (fold_strip_sign_ops): Prototype here.
11719 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11720 argument. Use fold_strip_sign_ops to simplify the first argument.
11721 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11722 first argument when the second argument is an even integer
11723 constant, but only with -funsafe_math_optimizations.
11724 (fold_builtin_1): Update call to fold_builtin_copysign.
11726 2005-02-09 Ian Lance Taylor <ian@airs.com>
11728 PR middle-end/19583
11729 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11730 just check whether EH_FILTER_FAILURE falls through.
11732 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11734 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11735 insns return to ready list in the next turn.
11737 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11739 PR middle-end/19402
11740 * builtins.def: New __builtin_powi[lf].
11741 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11742 (expand_builtin_powi): New function.
11743 (expand_builtin): Dispatch to expand_builtin_powi.
11744 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11745 * libgcc2.c: Add __builtin_powi[lf] implementation.
11746 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11747 * optabs.h: Add powi_optab.
11748 * optabs.c (init_optabs): Initialize powi_optab.
11749 * doc/extend.texi: Document __builtin_powi[lf].
11751 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11753 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11756 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11758 PR middle-end/19854
11759 * fold-const.c (try_move_mult_to_index): Remove redundant
11760 type argument. Create ADDR_EXPR with correct type.
11761 (fold): Update callers of try_move_mult_to_index. Convert
11762 result to the appropriate type.
11764 2005-02-09 Roger Sayle <roger@eyesopen.com>
11767 * config/avr/avr.c (default_rtx_costs): Delete.
11768 (avr_operand_rtx_cost): New function.
11769 (avr_rtx_costs): Completely rewrite.
11771 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11774 * config/cris/cris.c (in_code): New variable.
11775 (cris_output_addr_const): Now a static function, a wrapper for
11777 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11778 case from old cris_output_addr_const.
11779 (cris_asm_output_label_ref): Similar for LABEL_REF.
11780 (cris_output_addr_const_extra): Similar for UNSPEC.
11781 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11782 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11783 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11785 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11786 (cris_asm_output_label_ref): Declare.
11788 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11790 PR preprocessor/19801
11791 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11792 filenames that changed when libcpp was moved to the toplevel.
11794 2005-02-07 Roger Sayle <roger@eyesopen.com>
11796 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11797 zero extensions of BImode operands. Call lowpart_subreg instead
11798 of gen_lowpart_common and gen_lowpart_SUBREG.
11800 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11803 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11804 * configure.ac: Set cc_for_cross_gnattools.
11805 * configure: Regenerate.
11807 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11810 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11812 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11815 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11816 of nested functions.
11818 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11820 * doc/extend.texi: Document deprecated extensions allowing
11821 static floating-point members to have initializers and allowing
11822 floating-point literals in integral constant expressions.
11824 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11826 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11827 config/darwin7.h, config/mips/mips.c,
11828 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11831 * cse.c: Update comments.
11833 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11835 PR middle-end/19775
11836 * builtins.c (fold_builtin_sqrt): Transform
11837 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11840 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11841 Dorit Naishlos <dorit@il.ibm.com>
11843 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11844 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11845 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11847 * tree.h (vect_set_verbosity_level): New extern function declaration
11849 * tree-vectorizer.h (verbosity_levels): New enum type.
11850 * tree-vectorizer.c (vect_debug_stats): Function removed.
11851 (vect_debug_details): Likewise.
11852 (vect_verbosity_level): Global variable was defined and initialized.
11853 (vect_dump): Global variable definition.
11854 (vect_print_dump_info): New function.
11855 (vect_set_dump_settings): New function.
11856 (vect_set_verbosity_level): New function.
11857 (vectorize_loops): Add call to vect_set_dump_settings.
11859 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11860 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11861 (slpeel_tree_peel_loop_to_edge): Likewise.
11863 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11864 appropriate verbosity level instead of call to vect_debug_details
11865 or vect_debug_stats.
11866 (vect_get_base_and_offset):
11867 (vect_create_addr_base_for_vector_ref):
11868 (get_vectype_for_scalar_type):
11869 (vect_create_data_ref_ptr):
11870 (vect_init_vector):
11871 (vect_get_vec_def_for_operand):
11872 (vect_finish_stmt_generation):
11873 (vectorizable_assignment):
11874 (vectorizable_operation):
11875 (vectorizable_store):
11876 (vectorizable_load):
11877 (vect_transform_stmt):
11878 (vect_update_ivs_after_vectorizer):
11879 (vect_do_peeling_for_loop_bound):
11880 (vect_update_inits_of_drs):
11881 (vect_do_peeling_for_alignment):
11882 (vect_transform_loop):
11883 (vect_is_simple_use):
11884 (vect_analyze_operations):
11885 (vect_is_simple_iv_evolution):
11886 (vect_analyze_scalar_cycles):
11887 (vect_analyze_data_ref_dependence):
11888 (vect_analyze_data_ref_dependences):
11889 (vect_compute_data_ref_alignment):
11890 (vect_enhance_data_refs_alignment):
11891 (vect_analyze_data_refs_alignment):
11892 (vect_analyze_data_ref_access):
11893 (vect_analyze_data_ref_accesses):
11894 (vect_analyze_pointer_ref_access):
11895 (vect_get_memtag_and_dr):
11896 (vect_analyze_data_refs):
11897 (vect_mark_relevant):
11898 (vect_stmt_relevant_p):
11899 (vect_mark_stmts_to_be_vectorized):
11900 (vect_can_advance_ivs_p):
11901 (vect_get_loop_niters):
11902 (vect_analyze_loop_form):
11903 (vect_analyze_loop):
11904 (vectorize_loops): Likewise.
11906 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11907 (vect_update_inits_of_drs):
11908 (vect_do_peeling_for_alignment):
11909 (vect_transform_loop):
11910 (vect_analyze_operations):
11911 (vect_analyze_scalar_cycles):
11912 (vect_analyze_data_ref_dependences):
11913 (vect_analyze_data_refs_alignment):
11914 (vect_analyze_data_ref_accesses):
11915 (vect_analyze_data_refs):
11916 (vect_mark_stmts_to_be_vectorized):
11917 (vect_get_loop_niters):
11918 (vect_analyze_loop_form):
11919 (vect_analyze_loop): Likewise.
11920 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11922 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11926 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11927 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11928 either -ffast-math or -funsafe-math-optimizations is in use.
11930 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11931 * config/mips/irix-csr.c: New file.
11932 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11933 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11934 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11937 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11939 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11940 redundant, incorrect definitions.
11942 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11944 ("*tls_indirect_call"): New, reference hard regs directly.
11945 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11947 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11949 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11950 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11952 2005-02-06 Roger Sayle <roger@eyesopen.com>
11954 PR rtl-optimization/19800
11955 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11956 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11959 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11961 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11963 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11966 * doc/invoke.texi: Correct documentation of -freorder-functions.
11968 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11971 * doc/invoke.texi: Don't mention gccbug.
11973 2005-02-06 Roger Sayle <roger@eyesopen.com>
11974 Andrew Pinski <pinskia@physics.uc.edu>
11975 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11977 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11978 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11979 into just (zero_extract:SI FOO (const_int 1) BAR).
11981 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11983 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11984 macro locally. Don't give last revision date. Use GCC version
11985 number from gcc-common.texi.
11986 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11987 revision date. Use GCC version number from gcc-common.texi.
11988 Describe being a library as current state rather than as 3.x
11990 * doc/gcc.texi: Remove last update date.
11991 * doc/gccint.texi: Likewise. Update copyright dates.
11992 * doc/install.texi: Update copyright dates.
11994 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11997 * doc/invoke.texi: Mention for each option included in -Wall that
11998 it is included in -Wall.
11999 * doc/gcc.texi: Update copyright and last modification date.
12001 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12003 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12004 unnecessary cast to original induction variable increments.
12006 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12008 PR tree-optimization/18219
12009 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12010 in distributed form.
12012 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12014 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12015 Set bitpos and offset later in the function. Do nothing if the
12016 target is a register and if the bitfield lies completely outside
12018 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12019 here. Return an uninitialised register if the source value is stored
12020 in a register and the bitfield lies completely outside that register.
12022 2005-02-06 Steven Bosscher <stevenb@suse.de>
12024 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12027 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12029 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12031 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12033 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12034 * config/darwin8.h: New.
12035 * config/darwin7.h: Update comment.
12037 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12038 Dorit Naishlos <dorit@il.ibm.com>
12040 * tree-vectorizer.h (LOC): New type.
12041 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12042 (loop_line_number): New field in struct _loop_vec_info.
12043 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12045 * tree-vectorizer.c (input.h): Included.
12046 (find_loop_location): New function.
12047 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12048 loop line number removed.
12049 (vect_debug_details): Likewise.
12050 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12052 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12053 call to vect_debug_details/stats changed from loop to loop_loc.
12054 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12055 (slpeel_tree_peel_loop_to_edge): Likewise.
12057 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12058 changed from NULL to UNKNOWN_LOC.
12059 (vect_get_base_and_offset):
12060 (vect_create_addr_base_for_vector_ref):
12061 (get_vectype_for_scalar_type):
12062 (vect_create_data_ref_ptr):
12063 (vect_init_vector):
12064 (vect_get_vec_def_for_operand):
12065 (vect_finish_stmt_generation):
12066 (vectorizable_assignment):
12067 (vectorizable_operation):
12068 (vectorizable_store):
12069 (vectorizable_load):
12070 (vect_transform_stmt):
12071 (vect_update_ivs_after_vectorizer):
12072 (vect_do_peeling_for_loop_bound):
12073 (vect_do_peeling_for_alignment):
12074 (vect_transform_loop):
12075 (vect_is_simple_use):
12076 (vect_analyze_operations):
12077 (vect_is_simple_iv_evolution):
12078 (vect_analyze_scalar_cycles):
12079 (vect_analyze_data_ref_dependences):
12080 (vect_compute_data_ref_alignment):
12081 (vect_enhance_data_refs_alignment):
12082 (vect_analyze_data_ref_access):
12083 (vect_analyze_data_ref_accesses):
12084 (vect_analyze_pointer_ref_access):
12085 (vect_get_memtag_and_dr):
12086 (vect_analyze_data_refs):
12087 (vect_mark_relevant):
12088 (vect_stmt_relevant_p):
12089 (vect_mark_stmts_to_be_vectorized):
12090 (vect_can_advance_ivs_p):
12091 (vect_get_loop_niters):
12092 (vect_analyze_loop):
12093 (vectorize_loops): Likewise.
12095 (vectorizable_load): Argument in call to vect_debug_details/stats
12096 changed from loop to LOOP_LOC (loop_vinfo).
12097 (vect_transform_loop):
12098 (vect_analyze_operations):
12099 (vect_analyze_scalar_cycles):
12100 (vect_analyze_data_ref_dependence):
12101 (vect_enhance_data_refs_alignment):
12102 (vect_analyze_data_ref_accesses):
12103 (vect_analyze_pointer_ref_access):
12104 (vect_analyze_data_refs):
12105 (vect_analyze_loop): Likewise.
12107 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12108 changed from loop to loop_loc.
12110 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12112 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12113 Dorit Naishlos <dorit@il.ibm.com>
12115 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12117 (vect_analyze_data_ref_dependences): Likewise.
12119 (vect_is_simple_use): Argument changed from loop structure to
12120 loop_vect_info structure.
12121 (vect_can_advance_ivs_p): Likewise.
12122 (vect_create_index_for_vector_ref): Likewise.
12123 (vect_update_ivs_after_vectorizer): Likewise.
12124 (new_stmt_vec_info): Likewise.
12126 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12127 changed from loop to loop_vinfo.
12128 (vect_create_data_ref_ptr): First argument in call to
12129 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12130 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12131 was changed from loop to loop_vinfo.
12132 (vectorizable_operation): Likewise.
12133 (vectorizable_store): Likewise.
12134 (vect_mark_stmts_to_be_vectorized): Likewise.
12135 (vect_do_peeling_for_loop_bound): First argument in call to
12136 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12137 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12138 was changed from loop to loop_vinfo.
12139 (vect_analyze_data_ref_dependences): Third argument in call to
12140 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12142 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12143 (vect_create_data_ref_ptr): Likewise.
12144 (vect_init_vector): Likewise.
12145 (vect_get_vec_def_for_operand): Likewise.
12146 (vectorizable_assignment): Likewise.
12147 (vectorizable_operation): Likewise.
12148 (vectorizable_store): Likewise.
12149 (vectorizable_load): Likewise.
12150 (vect_update_ivs_after_vectorizer): Likewise.
12151 (vect_is_simple_use): Likewise.
12152 (vect_analyze_data_ref_dependence): Likewise.
12153 (vect_analyze_pointer_ref_access): Likewise.
12154 (vect_can_advance_ivs_p): Likewise.
12156 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12157 before _stmt_vec_info.
12158 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12159 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12160 (new_stmt_vec_info): Argument changed from loop structure to
12161 loop_vect_info structure
12163 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12164 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12165 (vect_create_addr_base_for_vector_ref): Likewise.
12166 (vect_analyze_pointer_ref_access): Likewise.
12168 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12171 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12172 phi flag if the phi is abnormal.
12174 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12177 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12178 information for the new statement.
12180 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12183 * gcc.c (main): Include the target in -v output.
12185 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12187 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12188 Do not drop the extend if we'd have to add a paradoxical subreg
12189 later. Include optabs.h and insn-codes.h.
12190 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12192 2005-02-02 Roger Sayle <roger@eyesopen.com>
12194 PR middle-end/19405
12195 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12196 * fold-const.c (const_binop): Avoid constant folding floating
12197 point operations in modes that use composite representations.
12198 * simplify-rtx.c (simplify_binary_operation): Likewise.
12200 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12202 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12204 (altivec_dstt): Likewise.
12205 (altivec_dstst): Likewise.
12206 (altivec_dststt): Likewise.
12207 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12210 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12212 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12213 EXPR_LOCUS from orig_cond to the new cond_stmt.
12214 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12217 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12219 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12220 standard_iv_increment_position. Remove call to bsi_next
12221 (no need to bump the iterator anymore).
12222 (vect_create_index_for_vector_ref): Call
12223 standard_iv_increment_position. Remove second function argument.
12224 (vect_finish_stmt_generation): Remove call to bsi_next
12225 (no need to bump the iterator anymore).
12226 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12227 to vect_create_index_for_vector_ref.
12229 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12231 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12232 phis are used out of the loop.
12234 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12237 * c-decl.c (undef_nested_function): New variable.
12238 (pop_scope): Diagnose undefined nested functions.
12239 (finish_function): Don't attempt cgraph processing or genericizing
12240 if current top-level function contained an undefined nested
12241 function. Reset undef_nested_function at the end of a top-level
12244 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12246 * tree.c (build_int_cst_type): Take sign of the value into account
12247 when deciding whether sign extend the value.
12249 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12252 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12253 (cpp_options, cc1_options): Change %{std*&ansi} to
12254 %{std*&ansi&trigraphs}.
12256 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12258 * cse.c: Update comments.
12260 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12262 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12263 arguments go on the stack. Do not put complex doubles in odd/even
12266 2005-02-02 Steven Bosscher <stevenb@suse.de>
12268 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12269 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12270 -ftree-pre, and -fthread-jumps.
12272 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12274 PR tree-optimization/19578
12275 * tree-flow.h (modified_noreturn_calls): Declare.
12276 (noreturn_call_p): Declare.
12277 * tree-flow-inline.h (noreturn_call_p): New function.
12278 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12279 * tree-cfg.c (modified_noreturn_calls): New variable.
12280 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12281 that contain a mid-block noreturn call.
12282 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12284 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12286 * df.c (df_def_record_1, df_uses_record): Don't use
12288 * df.h (DF_FOR_REGALLOC): Remove.
12290 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12293 * c-typeck.c (really_start_incremental_init): Reset
12294 constructor_max_index for arrays of incomplete type.
12296 2005-02-02 Jeff Law <law@redhat.com>
12298 * gcse.c (struct reg_set): Store the block index where the register
12299 was set rather than the setting insn.
12300 (record_one_set, compute_transp): Corresponding changes.
12301 (pre_insert_copy_insn): Do not call replace_one_set.
12302 (replace_one_set): Remove.
12304 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12307 * doc/gcov.texi: Fix typo.
12309 2005-02-01 Richard Henderson <rth@redhat.com
12312 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12313 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12315 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12316 * config/i386/i386-protos.h: Update.
12318 2005-02-01 Steven Bosscher <stevenb@suse.de>
12320 PR tree-optimization/19217
12321 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12322 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12323 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12324 that it is walking a PHI node.
12326 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12328 * doc/extend.texi (Nested Functions): Update.
12330 2005-02-01 Richard Henderson <rth@redhat.com>
12333 * optabs.c (expand_copysign_absneg): Export.
12334 * optabs.h (expand_copysign_absneg): Declare.
12335 * config/rs6000/rs6000.md (copysigntf3): New.
12337 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12339 PR tree-optimization/19633
12340 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12341 * tree-ssa-alias.c (init_alias_info): Initialize.
12342 (merge_pointed_to_info): Set.
12343 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12344 (dump_points_to_info_for): Show value of pt_null.
12345 (struct count_ptr_d): Declare.
12346 (find_ptr_dereference): Remove.
12347 (ptr_is_dereferenced_by): Remove.
12348 (count_ptr_derefs): New local function.
12349 (count_uses_and_derefs): New local function.
12350 (compute_points_to_and_addr_escape): Call it. If the number
12351 of dereferences is greater than zero, mark the pointer as
12352 dereferenced. If there are fewer dereferences than uses of
12353 the pointer, the pointer's value escapes.
12355 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12357 PR tree-optimization/19670
12358 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12360 (verify_use): ... set it here, instead.
12362 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12364 * doc/sourcebuild.texi (Test directives): Fix formatting.
12366 * doc/sourcebuild.texi (Test directives): Describe selector
12369 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12371 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12372 specific 64-bit CPUs.
12374 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12377 * arm.c (arm_eliminable_register): New function.
12378 (adjacent_mem_locations): Don't allow eliminable registers. Use
12379 HOST_WIDE_INT for address offsets.
12380 * arm-protos.h (arm_eliminable_register): Add prototype.
12382 2005-02-01 Steven Bosscher <stevenb@suse.de>
12384 PR optimization/15242
12385 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12386 * basic-block.h (duplicate_computed_gotos): Add prototype.
12387 * bb-reorder.c (duplicate_computed_gotos): New function to
12388 duplicate sufficiently small blocks ending in a computed jump.
12389 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12390 if not optimizing for size.
12391 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12392 never do tail merging for blocks ending in a computed jump.
12393 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12395 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12397 Patch from Richard Sandiford <rsandifo@redhat.com>
12398 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12399 from inheriting a subreg equivalence with a non-spill register.
12401 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12403 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12405 * config/frv/frv.c (movcc_fp_destination_operand): New.
12406 (gpr_or_memory_operand): Fix typo in comment.
12407 (gpr_or_memory_operand_with_scratch): New.
12408 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12409 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12410 movcc_fp_destination_operand.
12411 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12412 Legitimize memory addresses using a scratch register.
12414 2005-01-31 Jeff Law <law@redhat.com>
12416 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12417 bitmap a sparse bitmap instead of a simple bitmap.
12418 (mark_def_sites_initialize_block): Corresponding changes.
12419 (ssa_mark_def_sites_initialize_block): Likewise.
12420 (ssa_mark_phi_uses): Likewise.
12421 (mark_def_site, ssa_mark_def_sites): Likewise.
12422 (mark_def_site_blocks): Likewise.
12423 (rewrite_ssa_into_ssa): Likewise.
12425 * tree-ssa-dom.c (record_cond): Pass correct variable type
12426 for last argument to htab_find_slot_with_hash.
12428 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12429 effects when optimizing 0 % X. Do not try to optimize X % 0.
12431 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12433 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12436 2005-02-01 Eric Christopher <echristo@redhat.com>
12438 * config/mips/mips.c (override_options): Warn if -mint64
12440 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12443 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12445 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12447 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12448 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12449 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12450 (cached_regno): Initialize to INVALID_REGNUM.
12451 (cse_reg_info_table_size,
12452 cse_reg_info_table_first_uninitialized,
12453 cse_reg_info_timestamp): New.
12454 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12456 (init_cse_reg_info, get_cse_reg_info_1): New.
12457 (get_cse_reg_info): Cache the last look-up.
12458 (new_basic_block): Update the code to clear mappings from
12459 registers to cse_reg_info entries.
12460 (cse_main): Call init_cse_reg_info.
12462 * cse.c (get_cse_reg_info): Update a comment.
12464 2005-01-31 Steven Bosscher <stevenb@suse.de>
12467 * c-decl.c (start_decl): Do not warn about arrays of elements with
12468 an incomplete type here.
12469 (grokdeclarator): Do it here by making a pedwarn an error.
12470 * c-typeck.c (push_init_level): If there were previous errors with
12471 the constructor type, do not warn about braces for initializers.
12472 (process_init_element): Likewise for excess initializer elements.
12474 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12476 * cse.c (delete_trivially_dead_insn): Don't iterate.
12478 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12480 * config/rs6000/rs6000.md (copysignsf3): New expand.
12481 (copysigndf3): Likewise.
12483 2005-01-31 Steven Bosscher <stevenb@suse.de>
12485 * recog.c (constrain_operands): Only look for earlyclobber operand
12486 conflicts if an '&' constraint was seen.
12488 2005-01-31 Marc Espie <espie@openbsd.org>
12490 * config.gcc: Don't include embedded systems fragment, switches default
12491 debugging format to ELF.
12492 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12493 longer pick it up there.
12495 2005-01-31 Dale Johannesen <dalej@apple.com>
12497 * doc/extend.texi (nested functions): Fix linkage description.
12498 Clarify that static is not allowed.
12500 2005-01-31 Dale Johannesen <dalej@apple.com>
12502 * config/rs6000/darwin.md (movsf_low_di): Make work.
12503 (movdf_low_di): Make work.
12505 2005-01-31 Dale Johannesen <dalej@apple.com>
12507 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12508 Make work for 64 bit.
12510 2005-01-31 Roger Sayle <roger@eyesopen.com>
12511 Dale Johannesen <dalej@apple.com>
12513 PR middle-end/19650
12514 * fold-const.c (fold_binary_op_with_conditional_arg):
12515 Make types match original operands, before STRIP_NOPS.
12517 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12519 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12520 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12521 (struct gcc_sigcontext): Delete. Merge contents to..
12522 (struct gcc_ucontext): ..here.
12523 (get_sigcontext): Delete.
12524 (get_regs): New function, like get_sigcontext but return regs ptr.
12525 64-bit version finds regs from r1 to support vdso.
12526 (ppc_linux_aux_vector): New function.
12527 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12530 2005-01-31 Ira Rosen <irar@il.ibm.com>
12532 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12534 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12535 redundant fold. Fix misalignment for MINUS_EXPR.
12536 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12537 (vect_analyze_pointer_ref_access): Likewise.
12538 (vect_get_memtag_and_dr): Likewise.
12540 2005-01-31 Richard Henderson <rth@redhat.com>
12542 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12543 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12544 absnegdf2_i387, absnegxf2_i387): Likewise.
12546 2005-01-31 Richard Henderson <rth@redhat.com>
12549 * optabs.c (expand_copysign_absneg): New.
12550 (expand_copysign_bit): Split out from ...
12551 (expand_copysign): ... here. Use expand_copysign_absneg.
12553 2005-01-30 Roger Sayle <roger@eyesopen.com>
12555 PR middle-end/19697
12556 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12557 constant as the second operand and a register as the third.
12559 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12562 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12563 that dllimport'd functions do not use all call-clobbered registers
12564 to pass parameters.
12566 2005-01-30 Richard Henderson <rth@redhat.com>
12569 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12570 expand_abs_nojump and generalize. Use operand_subword and
12571 emit_no_conflict_block. Support large modes.
12572 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12574 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12575 negation to subtraction.
12576 (expand_copysign): Check that the format has signed zeros.
12577 Use operand_subword and emit_no_conflict_block. Support large modes.
12579 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12581 Fix PR tree-optimization/19624
12583 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12584 * tree-ssa-pre.c: Add cfgloop.h.
12586 (pre_stats): New member, constified.
12587 (inserted_exprs): New static variable.
12588 (NECESSARY): New macro.
12589 (create_expression_by_pieces): Fold the expression, and
12590 mark it as defaulting to not necessary. Also put in
12592 (fully_constant_expression): New function.
12593 (insert_into_preds_of_block): Modify to not insert phis when we
12594 are playing with induction variables.
12595 Push phis onto the inserted_exprs vector, and mark them as not
12596 necessary by default.
12597 (insert_aux): Call fully_constant_expression on eprime.
12598 If all edges produce the same value, mark it constant.
12599 (mark_operand_necessary): New function.
12600 (remove_dead_inserted_code): New function.
12601 (init_pre): Init loop optimizer to get loop info.
12602 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12603 (execute_pre): Commit edge inserts, then remove dead code.
12605 2005-01-30 Richard Henderson <rth@redhat.com>
12607 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12608 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12610 2005-01-30 Richard Henderson <rth@redhat.com>
12613 * config/i386/i386.c (ix86_expand_copysign): New.
12614 (ix86_split_copysign_const): New.
12615 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12616 rearrange op1/nmask operands.
12617 * config/i386/i386-protos.h: Update.
12618 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12619 (copysigndf3): Likewise.
12620 (copysignsf3_const, copysigndf3_const): New.
12621 (copysignsf3_var): Rename from copysignsf3, split out splitter
12622 and fix split predicate for X constraint.
12623 (copysigndf3_var): Similarly.
12625 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12627 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12628 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12629 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12631 2005-01-29 Richard Henderson <rth@redhat.com>
12634 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12635 of # and * in constraints.
12637 2005-01-29 Richard Henderson <rth@redhat.com>
12639 PR middle-end/19689
12640 * expr.c (store_field): Don't strip sub-mode cast when the input
12641 data is even smaller.
12643 2005-01-29 Richard Henderson <rth@redhat.com>
12645 PR middle-end/19687
12646 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12649 2005-01-29 Richard Henderson <rth@redhat.com>
12651 * combine.c (make_field_assignment): Fix argument order
12654 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12656 PR tree-optimization/15791
12657 * fold-const.c (extract_array_ref): New function.
12658 (fold): Fold comparisons between &a[i] and &a[j] or
12659 semantically equivalent trees.
12661 2005-01-29 Jeff Law <law@redhat.com>
12663 * gcse.c (insert_expr_in_table): Revamp handling of available
12664 and anticipatable occurrence lists to avoid unnecessary list
12666 (insert_set_in_table): Similarly.
12668 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12670 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12672 (c_build_qualified_type): Build qualified array types with
12673 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12674 * c-decl.c (c_make_fname_decl): Build unqualified array type
12675 before qualified type.
12676 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12677 type is qualified, not just if type itself is. Don't apply
12678 qualifiers to array type when declarator is processed. Apply
12679 qualifiers to field type whether or not it is an array type.
12680 Don't handle array types specially for applying qualifiers to
12682 * c-typeck.c (composite_type): Build unqualified element type and
12683 array type when forming composite of array types.
12684 (common_pointer_type, comptypes, comp_target_types,
12685 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12686 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12688 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12689 (args2) in variables a1 and a2.
12691 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12693 * cse.c (n_elements_made, max_elements_made): Remove.
12694 (insert): Don't touch n_elements_made.
12695 (cse_main): Don't touch n_elements_made or max_elements_made.
12697 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12700 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12701 configuration part of dp-bit.c to be lost.
12703 2005-01-28 Roger Sayle <roger@eyesopen.com>
12705 * expmed.c (expand_mult_highpart_optab): When attempting to use
12706 a non-widening multiplication in a wider mode, the operands need
12707 to be converted (zero or sign extended) to that mode.
12709 2005-01-28 Ian Lance Taylor <ian@airs.com>
12711 PR middle-end/16558
12712 PR middle-end/19583
12713 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12714 through if both operands fall through.
12716 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12718 * cse.c (fold_rtx) <PC>: Don't optimize.
12720 2005-01-28 Jeff Law <law@redhat.com>
12722 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12723 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12725 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12727 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12728 cse_reg_info_used_list_end): Remove.
12729 (cse_reg_info_list, cse_reg_info_list_free): New.
12730 (get_cse_reg_info): When allocating an instance of
12731 cse_reg_info, add it to the beginning of the cse_reg_info_list
12732 list. Remove code to maintain cse_reg_info_used_list.
12733 (new_basic_block): Reset the free list to the beginning of
12736 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12738 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12739 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12740 (frv_expand_mdpackh_builtin): New function.
12741 (frv_expand_builtin): Use it to expand __MDPACKH.
12742 * doc/extend.texi (__MDPACKH): Update documentation.
12744 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12746 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12747 SSE_FLOAT_MODE_P for use_sse computation.
12749 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12752 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12754 2005-01-27 Richard Henderson <rth@redhat.com>
12756 * builtins.c (expand_builtin_copysign): New.
12757 (expand_builtin): Call it.
12758 * genopinit.c (optabs): Add copysign_optab.
12759 * optabs.c (init_optabs): Initialize it.
12760 (expand_copysign): New.
12761 * optabs.h (OTI_copysign, copysign_optab): New.
12762 (expand_copysign): Declare.
12764 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12765 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12767 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12768 (ix86_expand_fp_absneg_operator): ... here.
12769 (ix86_split_copysign): New.
12770 * config/i386/i386-protos.h: Update.
12771 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12772 (copysignsf3, copysigndf3): New.
12774 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12775 (copysignsf3, ncopysignsf3): New.
12776 (copysigndf3, ncopysigndf3): New.
12777 (copysignxf3, ncopysignxf3): New.
12778 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12780 2005-01-27 Arend Bayer <arend.bayer@web.de>
12781 Kazu Hirata <kazu@cs.umass.edu>
12783 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12784 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12785 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12788 2005-01-27 Jeff Law <law@redhat.com>
12790 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12791 definitions of SSA_NAMEs which are not being rewritten.
12792 (rewrite_ssa_into_ssa): Only initialize the current definition
12793 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12794 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12795 SSA_NAMEs before returning.
12797 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12799 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12800 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12801 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12802 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12803 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12805 2005-01-27 Steven Bosscher <stevenb@suse.de>
12807 PR middle-end/17278
12808 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12809 higher to -O2 and higher. Likewise for tree PRE.
12810 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12813 2005-01-27 Ian Lance Taylor <ian@airs.com>
12815 PR middle-end/19583
12816 * gimple-low.c (try_catch_may_fallthru): New static function.
12817 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12818 * tree-inline.c (expand_call_inline): Don't warn about reaching
12819 the end of a non-void function being inlined if the function uses
12822 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12824 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12827 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12828 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12829 (implicitly_declare): Handle error_mark_node.
12831 2005-01-27 Richard Henderson <rth@redhat.com>
12834 * tree.h (struct tree_decl): Add debug_expr_is_from.
12835 (DECL_DEBUG_EXPR_IS_FROM): New.
12836 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12837 * dwarf2out.c (dwarf2out_var_location): Update to match.
12838 * tree-outof-ssa.c (create_temp): Likewise.
12839 * var-tracking.c (track_expr_p): Likewise.
12840 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12841 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12842 * toplev.c (default_tree_printer): Likewise.
12844 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12846 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12847 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12849 2005-01-27 Steven Bosscher <stevenb@suse.de>
12851 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12852 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12853 ASM_CLOBBERS): Add tree checks.
12855 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12856 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12857 * c-common.def (SWITCH_STMT): Update to match.
12858 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12859 macros instead of SWITCH_EXPR ones.
12860 * c-dump.c (c_dump_tree): Likewise.
12861 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12862 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12864 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12866 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12868 * unwind-dw2.c (execute_stack_op): Add missing cases for
12869 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12871 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12873 * config.gcc (Obsolete configurations): Remove 'dummy', add
12874 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12877 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12879 PR tree-optimization/19633
12880 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12882 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12883 are no call-clobbered variables.
12884 * tree-outof-ssa.c (check_replaceable): Return false for calls
12887 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12889 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12890 even for variables with NULL DECL_INITIAL.
12892 2005-01-26 Stuart Hastings <stuart@apple.com>
12894 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12896 2005-01-26 Richard Henderson <rth@redhat.com>
12898 PR middle-end/18008
12899 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12901 * expr.c (store_field): Strip conversions to odd-bit-sized types
12902 if the destination field width matches.
12904 2005-01-26 Richard Henderson <rth@redhat.com>
12906 * c-decl.c, expmed.c, expr.c: Revert last change.
12908 2005-01-26 Richard Henderson <rth@redhat.com>
12910 PR middle-end/18008
12911 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12913 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12914 if we don't need the bits above those present in the current mode.
12915 * expr.c (store_field): Strip conversions to odd-bit-sized types
12916 if the destination field width matches.
12918 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12920 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12921 either -ffast-math or -funsafe-math-optimizations is in use.
12923 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12927 * config/avr/avr.c (notice_update_cc): Only set condition code for
12928 ashrqi3 if shift count > 0.
12929 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12930 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12931 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12932 count <= 0 as a no-op, and shift count >= width by copying zero
12933 or sign bit to all bits of the result.
12934 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12935 count, with attribute "length" set to 0 and "cc" set to "none".
12937 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12939 * doc/invoke.texi: Document -mTLS.
12941 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12942 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12943 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12944 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12945 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12946 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12947 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12948 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12950 * configure.ac: Check for a TLS capable gas.
12952 * configure: Regenerate.
12954 2005-01-26 Richard Henderson <rth@redhat.com>
12956 PR middle-end/18008
12957 * combine.c (make_field_assignment): Simplify store to zero_extract
12958 from a source with an overlapping mask.
12960 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12962 2004-11-11 Eric Christopher <echristo@redhat.com>
12964 * config/frv/frv.md: Add fr400_integer automaton. Don't
12965 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12968 2005-01-26 Steven Bosscher <stevenb@suse.de>
12970 PR middle-end/16585
12971 * cfgbuild.c (make_edges): Do not clear or set
12972 current_function_has_computed_jump.
12973 * function.h (struct function): Remove the has_computed_jump field.
12974 (current_function_has_computed_jump): Do not define.
12975 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12976 in a computed jump. Ignore current_function_has_computed_jump.
12978 2005-01-26 Richard Henderson <rth@redhat.com>
12980 PR middle-end/19515
12981 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12982 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12984 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12985 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12986 objects into static storage if they have more than one non-zero value.
12987 * tree.h (categorize_ctor_elements): Update decl.
12989 2005-01-26 Steven Bosscher <stevenb@suse.de>
12991 PR middle-end/19616
12992 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12993 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12994 to this function from 2004-07-10.
12995 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12996 the current function for tail call optimizations if the address
12997 of one of it its arguments is taken.
12999 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13001 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13003 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13005 * function.c (expand_function_end): If current_function_calls_alloca,
13006 emit stack restore in a place that is reached when the function falls
13007 through at the end.
13009 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13011 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13012 rule to avoid matching inappropriate suffix rule.
13014 2005-01-26 Jan Hubicka <jh@suse.cz>
13016 PR tree-optimization/19241
13017 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13019 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13021 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13022 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13024 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13025 <sim*>: Always use crt1.o, regardless of N in simN.
13026 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13027 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13028 (CRT_CALL_STATIC_FUNCTION): Remove.
13029 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13030 use crt1.o, regardless of N in simN.
13031 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13032 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13033 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13034 case isystem setting.
13035 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13037 2005-01-25 Ian Lance Taylor <ian@airs.com>
13039 * gimple-low.c (block_may_fallthru): Correct handling of
13040 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13042 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13044 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13045 handlers to match indentation; nested under the mtune=* handler.
13046 Similar for mcpu= and march=.
13048 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13050 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13051 * config/mips/linux64.h (LIB_SPEC): Likewise.
13052 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13053 * config/sh/linux.h (LIB_SPEC): Likewise.
13055 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13057 * config/frv/frv.c (frv_legitimize_tls_address): New.
13058 (TARGET_HAVE_TLS): Define.
13059 (FRV_SYMBOL_REF_TLS_P): Define.
13060 (frv_override_options): Handle new register classes.
13061 (frv_legitimate_address_p): Reject tls addresses.
13062 (frv_legitimize_address): Handle TLS addresses.
13063 (gen_inlined_tls_plt): New.
13064 (gen_tlsmoff): New.
13065 (frv_legitimize_tls_address): New.
13066 (unspec_got_name): Add TLS entries.
13067 (got12_operand): Add R_FRV_TLSMOFF12 case.
13068 (frv_emit_move): Fixup TLS addresses.
13069 (frv_emit_movsi): Legitimize TLS addresses.
13071 * config/frv/frv.h (MASK_BIG_TLS): New.
13072 (TARGET_BIG_TLS): New.
13073 (HAVE_AS_TLS): Define.
13074 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13075 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13076 (REG_CLASS_NAMES): Same.
13077 (REG_CLASS_CONTENTS): Same.
13078 (CONSTRAINT_LEN): New.
13079 (REG_CLASS_FROM_CONSTRAINT): New.
13080 (PREDICATE_CODES): Add symbolic_operand.
13082 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13083 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13084 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13085 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13086 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13087 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13088 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13089 GR9_REG, GR14_REG, LRREG.
13090 (type): Add load_or_call attribute.
13091 ("load_or_call"): New reservation.
13092 ("call_gettlsoff"): New.
13093 ("tls_indirect_call"): New.
13094 ("tls_load_gottlsoff12"): New.
13095 ("tlsoff_hilo"): New.
13096 ("tls_tlsdesc_ldd"): New.
13097 ("tls_tlsoff_ld"): New.
13100 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13102 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13104 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13105 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13106 * config/frv/frv.c (TLS_BIAS): Define.
13107 (frv_output_dwarf_dtprel): New.
13109 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13111 PR rtl-optimization/19579
13112 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13113 both A and B, see if they don't clobber registers the other expr uses.
13115 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13117 * real.c (do_add): Initialize signalling and canonical members.
13119 * real.c (real_from_integer): Zero out destination.
13121 2005-01-18 Jan Hubicka <jh@suse.cz>
13123 PR tree-optimize/19337
13124 * tree-inline.c (initialize_inlined_parameters): Copy
13125 saved_static_chain_decl only.
13127 2005-01-25 Richard Henderson <rth@redhat.com>
13131 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13132 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13133 80387 enabled, to return a proper subclass. Return the subset that
13134 overlaps with GENERAL_REGS for PLUS.
13135 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13137 2005-01-25 Richard Henderson <rth@redhat.com>
13139 PR middle-end/19609
13140 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13142 2005-01-25 Roger Sayle <roger@eyesopen.com>
13144 * expmed.c (choose_multiplier): Change interface to return the
13145 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13146 (expand_divmod): Update calls to choose_multiplier.
13148 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13150 PR middle-end/19330
13151 * expmed.c (extract_bit_field): Use adjust_address instead of
13152 gen_lowpart when op0 is a MEM.
13154 2005-01-24 Steven Bosscher <stevenb@suse.de>
13156 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13158 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13160 * config/mips/irix-csr.c: New file.
13161 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13162 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13163 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13166 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13169 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13170 sparc/elf.h, add sparc/sp-elf.h.
13171 (sparc-*-rtems*): Likewise.
13172 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13173 tm-dwarf2.h, add sparc/sp-elf.h.
13174 (sparc86x-*-elf): Likewise.
13175 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13176 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13177 TARGET_OS_CPP_BUILTINS.
13178 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13179 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13181 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13182 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13183 (SWITCH_TAKES_ARG): Likewise.
13184 (LOCAL_LABEL_PREFIX): Likewise.
13185 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13186 (TARGET_N_FORMAT_TYPES): Delete.
13187 (TARGET_FORMAT_TYPES): Likewise.
13188 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13189 * config/sparc/elf.h: Delete.
13190 * config/sparc/sp-elf.h: New file.
13192 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13194 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13195 * tree-flow.h: Remove the corresponding prototype.
13196 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13197 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13199 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13202 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13203 for AIX ABI or ELF -fPIC.
13204 (rs6000_emit_load_toc_table): Don't create toc_section here.
13205 (rs6000_xcoff_file_start): Nor here.
13207 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13209 * sh.c (ra.h): Don't #include.
13210 (hard_regs_intersect_p): New function, resurrected from ra.c.
13212 * sh.c: Fix 1996 Copyright.
13214 2005-01-24 Richard Henderson <rth@redhat.com>
13215 Aldy Hernandez <aldyh@redhat.com>
13217 * regrename.c (note_sets): Handle subregs.
13219 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13222 * genconditions.c (write_header, write_conditions): Elide file if
13225 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13227 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13228 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13231 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13233 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13234 expand_builtin_printf, expand_builtin_fprintf,
13235 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13236 checking against POINTER_TYPE.
13237 (validate_arglist): Handle POINTER_TYPE code by checking
13240 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13242 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13243 init_rtlanal): New.
13244 (for_each_rtx): Call for_each_rtx_1.
13245 * rtl.h (init_rtlanal): Declare.
13246 * toplev.c (backend_init): Call init_rtlanal.
13248 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13250 * flow.c (propagate_one_insn): Formatting.
13252 PR middle-end/19551
13253 * flow.c (libcall_dead_p): Be more conservative if unsure.
13254 If there are any instructions between insn and call, see if they are
13255 all dead before saying the libcall is dead.
13257 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13259 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13260 operand constraint for operand 0.
13262 2005-01-23 Richard Henderson <rth@redhat.com>
13265 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13266 edges leading to join block.
13268 2005-01-23 Roger Sayle <roger@eyesopen.com>
13270 * expmed.c (expand_mult_highpart): Make static. Change type of
13271 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13272 (expand_divmod): Updates calls to expand_mult_highpart by using
13273 gen_int_mode to pass a CONST_INT rtx.
13274 * rtl.h (expand_mult_highpart): Remove prototype.
13276 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13278 * flow.c (regset_bytes, regset_size): Remove.
13280 * cfganal.c: Fix a reference to Harvey's paper.
13282 2005-01-23 Steven Bosscher <stevenb@suse.de>
13284 PR rtl-optimization/19464
13285 * tree-optimize.c (init_tree_optimization_passes): Add one more
13286 copyrename pass just before out-of-ssa.
13288 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13291 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13292 * ggc-none.c (ggc_free): Define.
13294 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13296 * cse.c (max_reg, max_insn_uid): Remove.
13297 (cse_main): Don't access max_reg or max_insn_uid.
13299 * c-common.c (explicit_flag_signed_bitfields,
13300 lang_statement_code_p, lang_expand_function_end): Remove.
13301 * c-common.h: Remove the corresponding declarations.
13302 * c-opts.c (c_common_handle_option): Remove all write access
13303 to explicit_flag_signed_bitfields.
13305 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13306 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13307 * cgraph.h: Remove the corresponding declaration.
13309 * gcse.c (null_pointer_info): Remove.
13311 2005-01-23 Roger Sayle <roger@eyesopen.com>
13312 Eric Botcazou <ebotcazou@libertysurf.fr>
13314 * combine.c (simplify_logical): Only simplify logical expressions
13315 of the form ior(and(x,y),z) by the inverse distributive law if the
13316 result is cheaper than the original.
13318 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13320 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13321 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13322 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13323 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13324 config/freebsd-spec.h, config/arm/arm.h,
13325 config/h8300/h8300.md, config/i386/i386.md,
13326 config/i386/predicates.md, config/i386/sse.md,
13327 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13328 config/vax/vax.md: Fix comment typos. Follow spelling
13331 2005-01-23 Steven Bosscher <stevenb@suse.de>
13333 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13334 tests, instead of `less than'.
13336 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13338 * function.c (assign_parm_setup_block): When creating a new stack slot
13339 for a parameter, get its alignment from the parameter's DECL_ALIGN
13340 rather than the type's TYPE_ALIGN. Make sure that the parameter
13341 is at least word aligned.
13343 2005-01-22 Roger Sayle <roger@eyesopen.com>
13345 PR middle-end/19378
13346 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13348 2005-01-22 Richard Henderson <rth@redhat.com>
13351 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13352 in both compare operands.
13353 (movdfcc_1_sse_max): Likewise.
13354 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13355 (movdfcc_1_sse): Likewise.
13356 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13357 scratch register as needed.
13359 2005-01-22 Richard Henderson <rth@redhat.com>
13361 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13363 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13365 2005-01-22 Richard Henderson <rth@redhat.com>
13367 * genopinit.c (optabs): Use smin/smax for floating point too.
13368 * doc/md.texi: Update to match. Clarify that floating point
13369 results are undefined for +0/-0 and NaN.
13370 * doc/rtl.texi: Likewise.
13371 * rtl.def (SMIN, SMAX): Likewise
13372 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13374 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13375 leading 's' to the name.
13376 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13377 smaxxf3, sminxf3): Likewise.
13378 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13381 2005-01-22 Paul Brook <paul@codesourcery.com>
13383 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13385 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13387 * config/s390/s390.c (struct processor_costs): New fields
13388 dlgr, dlr, dr, dsgfr, dsgr.
13389 (z900_cost, z990_cost): Values for new fields.
13390 (s390_rtx_costs): New cases MEM und COMPARE in switch
13391 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13392 DIV, MOD, UDIV, UMOD.
13394 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13396 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13397 into the register being decremented.
13398 ("doloop_si31", "doloop_di"): Likewise.
13399 ("*doloop_si_long"): Adapt pattern.
13401 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13403 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13405 (CLASS_MAX_NREGS): Likewise.
13407 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13409 * doc/tree-ssa.texi (Statement Operands): Add example for new
13410 must-def macro. Note deprecation of old operands interface.
13412 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13414 PR tree-optimization/19484
13415 * tree-cfg.c (remove_fallthru_edge): New function.
13416 (cleanup_control_flow): Remove fallthru edges from calls that are
13417 now known not to return.
13419 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13421 Fix PR tree-optimization/19038
13422 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13423 copies with loop variant ones.
13425 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13427 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13428 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13429 config/alpha/alpha.md, config/alpha/predicates.md,
13430 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13431 config/sparc/sol2.h: Update copyright.
13433 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13434 first label to see if it is a nonlocal label.
13436 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13437 Andrew Pinski <pinskia@physics.uc.edu>
13440 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13441 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13443 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13445 * config/rs6000/rtems.h: Update copyright.
13447 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13450 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13451 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13452 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13454 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13457 * c-typeck.c (convert_arguments): Check for error_mark_node.
13459 2005-01-21 Ian Lance Taylor <ian@airs.com>
13461 PR tree-optimization/13000
13462 * tree-inline.c: Include "tree-flow.h".
13463 (expand_call_inline): If warn_return_type, warn if non-void inline
13464 function falls through.
13465 * tree-cfg.c (execute_warn_function_return): Don't warn about
13466 control reaching end if TREE_NO_WARNING is set. Set
13468 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13470 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13471 branch if we don't need one.
13472 * c-typeck.c: Include "tree-flow.h"
13473 (c_finish_bc_stmt): Don't add a goto if the current statement
13474 list doesn't fall through to the current point.
13476 2005-01-21 Roger Sayle <roger@eyesopen.com>
13478 PR rtl-optimization/576
13479 * real.c (real_arithmetic): Change return type from void to bool
13480 to return an indication that the result may be inexact.
13481 * real.h (real_arithmeric): Update prototype.
13482 * fold-const.c (const_binop): Don't constant fold floating
13483 point expressions when the user specifies -frounding-math and
13484 the result may depend upon the run-time rounding mode.
13485 (fold_convert_const_real_from_real): Clean-up.
13486 (fold_initializer): Ignore flag_rounding_math for initializers.
13487 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13488 constant fold FP operations with flag_rounding_math if the
13489 result may depend upon the run-time rounding mode.
13491 2005-01-21 Tom Tromey <tromey@redhat.com>
13493 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13495 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13497 * tree-cfg.c: Fix comment typos.
13499 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13501 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13502 around the call to rest_of_handle_branch_target_load_optimize.
13504 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13506 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13507 (sparc64-*-openbsd*): Likewise.
13508 (sparclite-*-elf*): Include tm-dwarf2.h.
13509 (sparc86x-*-elf*): Likewise.
13510 (sparc64-*-elf*): Likewise.
13511 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13512 (DBX_DEBUGGING_INFO): Likewise.
13513 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13514 (PREFERRED_DEBUGGING_TYPE): Likewise.
13515 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13516 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13517 (PREFERRED_DEBUGGING_TYPE): Likewise.
13518 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13519 (PREFERRED_DEBUGGING_TYPE): Likewise.
13520 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13522 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13525 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13527 2005-01-20 Paul Brook <paul@codesourcery.com>
13529 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13531 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13533 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13534 label is first in a sequence of labels.
13536 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13538 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13539 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13541 * doc/sourcebuild.texi (Test Directives): New.
13543 2005-01-20 Roger Sayle <roger@eyesopen.com>
13545 * real.c (real_floor): Don't leave the result uninitialized when
13546 mode is VOIDMode, but return the unrounded intermediate value.
13547 (real_ceil): Likewise.
13549 2005-01-20 Paul Brook <paul@codesourcery.com>
13551 * config/arm/arm.md (insv): Use gen_int_mode.
13553 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13555 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13556 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13557 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13558 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13559 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13561 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13564 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13565 fbreg, so we have to assume we can't.
13566 (loc_descriptor_from_tree_1): Ditto.
13567 (containing_function_has_frame_base): New function.
13568 (add_location_or_const_value_attribute): Use it.
13569 Also try to generate a frame_base from a single element location
13572 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13574 PR tree-optimization/15349
13575 * timevar.def (TV_TREE_MERGE_PHI): New.
13576 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13578 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13579 calls to tree_forwarder_block_p.
13580 (remove_forwarder_block_with_phi, merge_phi_nodes,
13581 gate_merge_phi, pass_merge_phi): New.
13582 * tree-optimize.c (init_tree_optimization_passes): Add
13584 * tree-pass.h: Add an extern for pass_merge_phi;
13586 2005-01-20 Richard Henderson <rth@redhat.com>
13589 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13590 (_mm_castps_pd, _mm_castps_si128): New.
13591 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13593 2005-01-20 Richard Henderson <rth@redhat.com>
13596 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13597 __builtin_ia32_vec_init_v2si.
13598 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13599 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13600 (ix86_init_mmx_sse_builtins): Create it.
13601 (ix86_expand_builtin): Expand it.
13602 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13603 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13604 (vec_extractv2si_0, vec_extractv2si_1): New.
13606 2005-01-20 Richard Henderson <rth@redhat.com>
13609 * config/i386/i386.c (ix86_expand_push): New.
13610 * config/i386/mmx.md (push<MMXMODE>1): New.
13611 * config/i386/sse.md (push<SSEMODE>1): New.
13612 * config/i386/i386-protos.h: Update.
13614 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13616 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13619 2005-01-20 Richard Henderson <rth@redhat.com>
13621 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13622 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13624 2005-01-19 Richard Henderson <rth@redhat.com>
13627 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13628 to V4SFmode in SSE1 fallback load path.
13630 2005-01-19 Richard Henderson <rth@redhat.com>
13632 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13633 in QImode expansion to ix86_expand_vector_set.
13634 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13636 2005-01-19 Richard Henderson <rth@redhat.com>
13639 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13640 subclass of the input class.
13641 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13642 Always true for cross-SSE1 classes. Rationalize conditionals.
13643 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13644 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13645 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13646 (movdi_2): Add MMX/SSE zeros.
13647 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13648 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13649 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13650 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13651 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13652 (zero_extendsidi2_rex64_1): Remove.
13653 (MOV0 peephole): Check GENERAL_REG_P.
13655 2005-01-19 Richard Henderson <rth@redhat.com>
13658 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13660 (ix86_expand_vector_extract): Likewise.
13662 2005-01-19 Richard Henderson <rth@redhat.com>
13664 PR middle-end/19304
13665 * expr.c (emit_move_change_mode): New argument force; use
13666 simplify_gen_subreg if true.
13667 (emit_move_via_alt_mode): Merge into ...
13668 (emit_move_via_integer): ... here.
13669 (emit_move_ccmode): Use emit_move_change_mode directly.
13671 2005-01-19 Richard Henderson <rth@redhat.com>
13674 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13675 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13676 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13678 (alpha_emit_set_const): Likewise. Make static.
13679 (alpha_emit_set_long_const): Make static.
13680 (alpha_extract_integer): Split out from alpha_expand_mov.
13681 (alpha_split_const_mov): Likewise.
13682 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13683 (alpha_legitimate_constant_p): New.
13684 * config/alpha/alpha-protos.h: Update.
13685 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13686 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13687 * config/alpha/alpha.md (movsi): Add n alternative.
13688 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13689 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13690 (splitters for all of the above): Use alpha_split_const_mov.
13691 * config/alpha/predicates.md (non_add_const_operand): New.
13692 (non_zero_const_operand): New.
13693 (input_operand): Use alpha_legitimate_constant_p after reload.
13695 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13697 PR tree-optimization/19038
13698 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13699 (add_candidate): Add ivs with increment in latch only if
13700 allow_ip_end_pos_p is true.
13701 (determine_iv_cost): Use empty_block_p.
13703 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13705 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13706 (compute_dominance_frontiers): Ditto.
13708 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13711 * config/sh/t-rtems: New.
13712 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13714 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13716 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13717 the offset of the selected field.
13719 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13721 * tree-cfg.c (remove_forwarder_block): Fix the check to
13722 prevent a nonlocal label from appearing in the middle of a
13725 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13727 PR rtl-optimization/19462
13728 * reorg.c (find_end_label): Create return insn only if
13729 current_function_epilogue_delay_list is empty.
13731 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13733 * doc/passes.texi: Remove paragraph mentioning new-ra.
13735 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13737 PR rtl-optimization/15139
13738 * combine.c: Include params.h.
13739 (count_rtxs): New function.
13740 (record_value_for_reg): If replace_rtx would replace at least
13741 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13742 (clobber (const_int 0)) instead of TEM.
13743 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13744 * params.h (MAX_LAST_VALUE_RTL): New.
13745 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13746 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13749 * c-typeck.c (digest_init): Only call build_vector if all constructor
13750 elements are *_CST nodes.
13751 * gimplify.c (gimplify_init_constructor): Likewise.
13753 PR middle-end/19164
13754 * c-typeck.c (digest_init): Only call build_vector if inside_init
13757 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13759 * toplev.c (init_asm_output): Remove dead #ifdef.
13761 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13763 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13765 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13767 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13768 accessing DECL_FUNCTION_CODE.
13769 * dojump.c (do_jump): Likewise.
13770 * gimplify.c (gimplify_call_expr): Likewise.
13771 * predict.c (expr_expected_value): Likewise.
13772 (strip_builtin_expect): Likewise.
13773 * tree-inline.c (estimate_num_insns_1): Likewise.
13774 * tree-ssa-loop-im.c (stmt_cost): Likewise
13775 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13776 (tree_expr_nonnegative_p): Likewise.
13778 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13780 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13781 variant of the load_pcrel_sym pattern.
13782 * config/sparc/sparc.md (P macro): Move to the top.
13783 (load_pcrel_sym): Macroize using P.
13784 (save_register_window): Likewise.
13786 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13788 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13789 ("sordered"): Same.
13791 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13794 * c-typeck.c (build_asm_expr): Strip nops off
13795 input memory operands.
13797 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13799 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13800 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13801 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13802 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13804 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13807 * config/i386/i386.c (override_options): If the 80387 is disabled,
13808 then do not return FP values using FP registers.
13810 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13812 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13813 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13814 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13815 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13816 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13817 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13818 output.h, postreload-gcse.c, postreload.c, recog.c,
13819 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13820 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13821 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13822 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13823 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13824 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13825 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13826 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13828 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13829 config/alpha/alpha.c, config/arm/vfp.md,
13830 config/i386/emmintrin.h, config/i386/i386-modes.def,
13831 config/i386/i386-protos.h, config/i386/i386.h,
13832 config/i386/pmmintrin.h, config/i386/ppro.md,
13833 config/i386/predicates.md, config/i386/xmmintrin.h,
13834 config/i860/i860.c, config/ia64/ia64-modes.def,
13835 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13836 config/ia64/ia64.md, config/ia64/itanium1.md,
13837 config/ia64/itanium2.md, config/ia64/predicates.md,
13838 config/iq2000/iq2000.h, config/mips/linux64.h,
13839 config/rs6000/aix41.h, config/rs6000/aix43.h,
13840 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13841 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13842 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13843 config/sparc/linux64.h, config/sparc/litecoff.h,
13844 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13845 config/sparc/sparc.h, config/sparc/sparc.md,
13846 config/sparc/sysv4-only.h: Update copyright.
13848 2005-01-18 Richard Henderson <rth@redhat.com>
13851 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13853 2005-01-18 Marc Espie <espie@openbsd.org>
13854 * config/i386/openbsdelf.h: Typo.
13856 2005-01-18 Richard Henderson <rth@redhat.com>
13858 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13859 special case for sse.
13860 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13862 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13864 * tree-inline.c (estimate_num_insns_1): Added cases for
13865 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13867 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13869 PR rtl-optimization/19296
13870 * combine.c (simplify_comparison): Rewrite the condition under
13871 which a non-paradoxical SUBREG of a PLUS can be lifted when
13872 compared against a constant.
13874 2005-01-18 Andi Kleen <ak@muc.de>
13876 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13877 * c.opt (-Wpointer-sign): Add.
13878 * doc/invoke.texi: (-Wpointer-sign): Add.
13880 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13882 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13883 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13884 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13885 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13886 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13887 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13888 for TARGET_MIX_SSE_I387.
13889 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13890 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13891 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13892 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13893 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13894 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13895 TARGET_MIX_SSE_I387.
13896 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13899 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13902 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13903 Add movaps alternative for xmm reg->reg move.
13905 2005-01-17 Jeff Law <law@redhat.com>
13907 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13908 at the end of the main DOM loop rather than just before DOM exits.
13910 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13912 PR tree-optimization/19121
13913 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13914 adding aliases to a name tag, also add them to the pointer's
13916 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13917 sensitive alias info at all. Only check that the two pointers
13918 have compatible pointed-to sets.
13919 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13920 a pointer's type tag is a superset of the alias set of the
13921 pointer's name tag.
13923 2005-01-17 James E Wilson <wilson@specifixinc.com>
13926 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13927 comment to document why.
13929 2005-01-17 Richard Henderson <rth@redhat.com>
13931 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13932 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13933 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13934 sse2_vmsminv2df3_finite): New.
13935 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13936 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13937 Force op1 into register.
13939 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13941 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13942 bubblestrap from always rebuilding build directory.
13944 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13946 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13947 ("*cmpmem_short"): Likewise.
13949 2005-01-17 Steven Bosscher <stevenb@suse.de>
13951 * basic-block.h: Document BB_* flags.
13952 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13953 use an sbitmap instead.
13954 * sched-rgn.c (compute_trg_info): Likewise.
13956 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13958 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13959 redundant target_cpu_default and extra_parts lines. Use the default
13961 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13962 (SUBTARGET_EXTRA_SPECS): Delete.
13963 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13964 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13965 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13966 and "n32" for -mabi=n32.
13968 2005-01-17 Ian Lance Taylor <ian@airs.com>
13971 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13972 fold constant variables into initial values.
13974 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13976 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13978 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13979 through the statements backward.
13981 2005-01-17 Ian Lance Taylor <ian@airs.com>
13983 PR middle-end/13127:
13984 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13985 a variable set to the return value of the inlined function.
13987 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13989 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13990 when modes are tieable.
13992 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13994 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13995 of pthread_create to find out if threads are enabled.
13996 * gthr-posix95.h (__gthread_active_p): Likewise.
13998 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14000 * common.opt (-fnew-ra): Remove.
14002 * toplev.h (flag_new_regalloc): Remove.
14003 * Makefile.in (ra*.*): Don't mention.
14004 * passes.c (rest_of_handle_new_regalloc): Remove.
14005 (rest_of_handle_combine, rest_of_compilation): Always consider
14006 flag_new_regalloc as false.
14007 * doc/invoke.texi: Don't document -fnew-ra.
14009 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14011 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14012 last parameter to reg_scan.
14013 * loop.c (loop_optimize): Likewise.
14014 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14015 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14016 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14017 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14018 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14019 * regclass.c (reg_scan): Likewise, for the declaration.
14020 * rtl.h (reg_scan): Likewise, for the prototype.
14022 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14024 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14025 mark_dfs_back_edges.
14027 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14029 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14030 (compute_avail): Uses don't go in tmp_gen.
14032 2005-01-16 Steven Bosscher <stevenb@suse.de>
14034 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14035 loop to look for a free slot in a page entry.
14037 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14040 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14041 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14042 just before targetm.asm_out.file_end.
14043 * tree.h (process_pending_assemble_output_defs): Declare.
14044 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14046 (assemble_alias): Defer generation of assembly code for defines when
14047 TARGET_DEFERRED_OUTPUT_DEFS is true.
14048 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14049 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14050 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14052 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14055 * pa.c (pa_scalar_mode_supported_p): New function.
14056 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14057 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14059 * pa-protos.h (prefetch_operand): Delete.
14060 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14061 * pa.c (prefetch_operand): Delete.
14062 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14063 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14064 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14065 and prefetch_nocc_operand.
14066 * pa.md (prefetch): Rework to avoid reload problems handling short
14067 displacements when a cache control completer needs to be provided.
14068 (prefetch_32, prefetch_64): Delete.
14069 (prefetch_cc, prefetch_nocc): New patterns.
14071 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14073 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14075 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14078 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14079 exceeds maximum alignment for global common data.
14080 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14081 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14083 2004-01-15 Roger Sayle <roger@eyesopen.com>
14085 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14087 2004-01-15 Roger Sayle <roger@eyesopen.com>
14089 * harg-reg-set.h (reg_class_names): Prototype global array.
14090 * regclass.c (reg_class_names): Declare here and initialize to
14092 (dump_regclass): Remove local declaration of reg_class_names.
14093 (regclass): Likewise.
14094 * cfg.c (dump_flow_info): Likewise.
14095 * ra-debug.c (reg_class_names): Likewise.
14096 * regrename.c (reg_class_names): Likewise.
14097 * reload.c (reg_class_names): Likewise.
14098 * reload1.c (spill_failure): Likewise.
14099 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14101 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14103 * config/s390/s390.md ("reload_outti"): Remove predicate for
14104 output operand. Abort if operand is not a MEM.
14105 ("reload_outdi", "reload_outdf"): Likewise.
14107 2005-01-15 Marc Espie <espie@openbsd.org>
14109 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14110 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14111 * config/openbsd.h: Fix C++ includes for native configurations.
14112 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14113 Add trampoline support.
14114 * config/i386/openbsdelf.h: New.
14116 2005-01-15 Marc Espie <espie@openbsd.org>
14118 * collect2.c (main): Explicitly parse -dynamic-linker option.
14120 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14122 PR tree-optimization/19060
14123 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14124 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14125 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14126 and handle extract_range_from_cond returning false.
14127 * fold-const.c (fold): Optimize comparisons with min/max even for
14128 width > HOST_BITS_PER_WIDE_INT.
14130 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14132 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14133 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14134 Remove little endian multilib variants.
14135 Add mips32 multilib variant.
14137 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14139 * explow.c (copy_all_reg, stabilize): Remove.
14140 * expr.h: Remove the corresponding prototypes.
14142 * rtlanal.c (regs_set_between_p): Remove.
14143 * rtl.h: Remove the corresponding prototype.
14145 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14147 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14148 to rs6000_nonimmediate_operand.
14149 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14150 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14151 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14152 rs6000_nonimmediate_operand.
14153 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14154 rs6000_nonimmediate_operand.
14156 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14158 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14160 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14162 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14164 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14165 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14167 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14168 (rs6k_nonimmediate_operand): New.
14169 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14171 (legitimate_lo_sum_address_p): Same.
14172 (rs6000_legitimize_address): Same.
14173 (rs6000_legitimize_reload_address): Same.
14174 (rs6000_legitimate_address): Same.
14175 (spe_build_register_parallel): Pass DF and DC modes in a DI
14178 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14179 to rs6k_nonimmediate_operand.
14181 * config/rs6000/spe.md ("*frob_df_di"): New.
14182 ("*frob_di_df"): New.
14183 ("*frob_di_df_2"): New.
14184 ("*mov_sidf_e500_subreg0"): New.
14185 ("*mov_sidf_e500_subreg4"): New.
14186 ("*movdf_e500_double"): Change predicate to
14187 rs6k_nonimmediate_operand.
14189 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14191 * postreload.c (move2add_note_store): Only call
14192 trunc_int_for_mode on scalar integers.
14194 2005-01-14 Steven Bosscher <stevenb@suse.de>
14196 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14197 replace BB_VISITED uses.
14198 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14199 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14200 (tree_dce_done): Free visited_control_parents.
14201 (perform_tree_ssa_dce): Allocate and clear it.
14202 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14203 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14204 instead of BB_VISITED.
14206 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14208 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14209 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14210 Remove unused prototypes.
14212 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14214 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14215 64-bit register usage.
14216 (spe_func_has_64bit_regs_p): Add FIXME note.
14218 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14220 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14221 flag_finite_math_only with flag_unsafe_math_optimizations.
14223 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14225 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14226 end-of-stack check.
14227 (__tpf_eh_return): Copy TPF private stack area from the module
14228 boundary stack frame. Add check for when module addresses are
14229 equal, but no stub address is found.
14231 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14234 * arm.h (struct machine_function): Add call_via field.
14235 (thumb_call_via_label): Declare.
14236 * arm.c (thumb_call_via_label): New variable.
14237 (thumb_call_reg_needed): New variable.
14238 (arm_output_function_epilogue): For Thumb code, output any per-function
14239 call-indirect trampolines.
14240 (thumb_call_via_reg): New function.
14241 (arm_file_end): New function.
14242 (TARGET_ASM_FILE_END): Call arm_file_end.
14243 (aof_file_end): Likewise.
14244 * arm-protos.h (thumb_call_via_reg): Declare.
14245 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14246 thumb_call_via_reg in normal case.
14248 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14250 PR middle-end/19084
14251 PR rtl-optimization/19348
14252 * recog.c (peephole2_optimize): Do global life update if some peephole
14253 decides it doesn't need at least one of its inputs and that change
14254 influences liveness at the start of the basic block.
14256 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14257 arguments instead of 1.
14259 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14261 PR middle-end/18820
14262 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14263 zero for nested functions needing a static chain or functions
14264 with a non-constant address.
14266 2005-01-13 Roger Sayle <roger@eyesopen.com>
14268 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14269 (and (sign_extend X) C) into (zero_extend (and X C)).
14271 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14273 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14275 2005-01-13 Richard Henderson <rth@redhat.com>
14280 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14281 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14282 not just TARGET_SSE.
14283 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14284 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14285 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14286 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14287 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14288 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14289 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14290 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14291 (movdicc_c_rex64): Rename with '*'.
14292 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14293 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14294 (movsfcc_1_387): Rename from movsfcc_1.
14295 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14296 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14297 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14298 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14299 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14300 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14301 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14302 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14303 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14304 sse_movdfcc_const0_4): Remove.
14305 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14306 recognize min/max early. Update for changed sse cmove patterns.
14307 (ix86_split_sse_movcc): New.
14308 * config/i386/i386-protos.h: Update.
14310 2005-01-13 Steven Bosscher <stevenb@suse.de>
14312 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14313 (fix_stmt_v_may_defs): Likewise.
14315 2005-01-13 Richard Henderson <rth@redhat.com>
14317 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14318 for converting the mask.
14320 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14322 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14325 2005-01-13 Richard Henderson <rth@redhat.com>
14327 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14328 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14329 IX86_BUILTIN_MOVDQ2Q): Remove.
14330 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14331 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14332 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14334 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14335 (sse2_pextrw): Fix immediate constraint.
14336 (sse2_loadq, sse2_loadq_rex64): Remove.
14337 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14338 Use __builtin_ia32_vec_ext_<size>.
14339 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14341 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14343 * function.c (assign_parm_setup_block): Look inside original
14344 entry_parm when inspecting PARALLEL.
14346 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14347 Joel Sherrill <joel@oarcorp.com>
14350 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14351 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14352 rtems_gxx_recursive_mutex_init.
14353 (__gthread_recursive_mutex_lock): New function.
14354 (__gthread_recursive_mutex_trylock): Likewise.
14355 (__gthread_recursive_mutex_unlock): Likewise.
14357 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14359 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14361 2005-01-13 Jan Beulich <jbeulich@novell.com>
14363 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14364 (ashrti3_internal): Indicate output is early clobber. Generate result
14365 into output rather than first input. Use move for low word of output
14366 if shift count is exactly 64.
14367 (lshrti3_internal): Likewise.
14369 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14373 * reload1.c (delete_output_reload): Don't delete an output reload
14374 if the pseudo lives longer than a single basic block. Adjust and
14375 improve wording of comment.
14377 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14380 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14381 of TYPE_SIZE where we mean the number of bytes.
14383 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14385 * function.c (assign_parm_setup_block): Relax condition on
14386 multi-register optimization.
14388 2005-01-12 Nick Clifton <nickc@redhat.com>
14390 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14391 an "in_delay_slot" attribute of "no" to prevent them being used in
14392 delay slots. This is forbidden because they might generate
14395 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14398 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14399 with r->Y and Y->r.
14401 2005-01-12 Nick Clifton <nickc@redhat.com>
14403 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14404 passed on to GAS) but do not define, as GAS no longer supports or
14405 needs the -m2000 option.
14407 2005-01-11 Roger Sayle <roger@eyesopen.com>
14409 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14410 type as args of unprototyped builtins aren't automatically promoted.
14411 (fold_builtin_abs): Likewise.
14413 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14415 * Makefile.in: Set a `build-warn' variable.
14417 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14419 PR tree-optimization/17949
14420 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14421 (find_interesting_uses_address): Use it.
14423 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14425 * regrename.c (kill_value): Handle subreg's that won't simplify.
14427 2005-01-11 Richard Henderson <rth@redhat.com>
14430 * config/i386/i386.h (enum ix86_builtins): Move ...
14431 * config/i386/i386.c: ... here.
14432 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14433 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14434 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14435 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14436 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14437 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14438 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14439 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14440 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14441 IX86_BUILTIN_LOADDDUP): Remove.
14442 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14443 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14444 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14445 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14446 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14447 (ix86_init_builtins): Make static.
14448 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14449 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14450 if all the modes match. Otherwise, fake it.
14451 (get_element_number, ix86_expand_vec_init_builtin,
14452 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14453 (ix86_expand_builtin): Make static. Update for changed builtins.
14454 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14455 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14456 (ix86_expand_vector_init_duplicate): New.
14457 (ix86_expand_vector_init_low_nonzero): New.
14458 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14459 Split out from ix86_expand_vector_init; handle integer modes.
14460 (ix86_expand_vector_init): Use them.
14461 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14462 * config/i386/i386-protos.h: Update.
14463 * config/i386/predicates.md (reg_or_0_operand): New.
14464 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14465 (movv2sf_internal): Likewise. And a splitter to match them all.
14466 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14467 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14468 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14469 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14470 (mmx_pinsrw): Fix operand ordering.
14471 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14472 rather than sse_loadss expander.
14473 (movv2df splitter): Similarly.
14474 (sse_loadss, sse_loadlss): Remove.
14475 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14476 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14477 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14478 (sse3_movddup): Rename with '*'.
14479 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14480 (sse2_loadsd): Remove.
14481 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14482 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14483 (sse2_pinsrw): Fix argument ordering.
14484 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14485 (sse2_stored): Remove 'r' destination.
14486 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14487 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14488 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14489 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14490 vec_extractv16qi, vec_initv16qi): New.
14492 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14493 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14494 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14496 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14497 (_mm_load_si128, _mm_store_si128): Likewise.
14498 (_mm_load1_pd): Use _mm_set1_pd.
14499 (_mm_load_sd): Use _mm_set_sd.
14500 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14501 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14502 (_mm_set_epi64): Use _mm_set_epi64x.
14503 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14504 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14505 _mm_setr_epi8): Use _mm_set_foo form.
14506 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14507 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14508 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14509 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14510 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14511 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14512 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14513 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14514 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14515 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14516 (_mm_movedup_pd): Use _mm_shuffle_pd.
14517 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14518 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14519 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14520 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14521 Use _mm_setzero_ps.
14522 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14523 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14524 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14525 (_mm_store_ps): Use raw dereference.
14526 (_mm_store1_ps): Use _mm_storeu_ps.
14527 (_mm_storer_ps): Use _mm_store_ps.
14528 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14529 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14531 2005-01-11 Stan Shebs <shebs@apple.com>
14533 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14534 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14536 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14539 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14540 Skip all DECLs except for FIELD_DECLs.
14542 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14544 * config/s390/s390.c (override_options): Return error if
14545 -mbackchain, -mpacked-stack and -mhard-float are used together.
14546 (s390_va_start): Remove the backchain && packed-stack special case.
14547 (s390_gimplify_va_arg): Likewise.
14548 * doc/invoke.texi: Remove the ABI incompatibility note.
14550 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14552 * config/s390/s390.c (struct s390_frame_layout): Remove
14554 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14555 save_backchain_p with TARGET_BACKCHAIN.
14557 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14560 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14561 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14562 * function.c (locate_and_pad_parm): Set new field.
14563 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14564 Tweak where_pad test to include "none". Always set mem align for
14566 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14567 not sufficient for type.
14568 (assign_parm_setup_block): If stack_parm is zero on entry, always
14569 make a new stack local. Block move old stack parm if necessary
14570 to new aligned stack local.
14571 (assign_parm_setup_stack): Use a block move to handle
14572 potentially misaligned entry_parm.
14573 (assign_parms_unsplit_complex): Specify required alignment when
14574 creating stack local.
14575 * calls.c (compute_argument_addresses): Override alignment of stack
14576 arg calculated from its type with the alignment given by
14577 FUNCTION_ARG_BOUNDARY.
14578 (store_one_arg): Likewise.
14580 2005-01-11 Jan Beulich <jbeulich@novell.com>
14582 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14583 Change respective itanium_class attribute to ialu.
14584 (shladdp4_internal): New.
14585 * config/ia64/predicates.md (shladd_log2_operand): New.
14587 2005-01-11 Richard Henderson <rth@redhat.com>
14589 * expr.c (store_constructor): Use rtvec_alloc instead of
14590 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14592 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14594 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14596 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14598 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14599 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14600 (TARGET_RWRELOC): Define.
14601 (ia64_rwreloc_section_type_flags): Delete.
14602 (ia64_section_type_flags): New function.
14603 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14604 (TARGET_RWRELOC): Define.
14606 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14609 * config/ia64/ia64.c (process_set): For alloc insn, only call
14610 process_epilogue is !frame_pointer_needed.
14612 2005-01-10 Roger Sayle <roger@eyesopen.com>
14615 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14616 unary operator and can't be treated as a binary/comparison operator.
14618 2005-01-10 Richard Henderson <rth@redhat.com>
14620 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14621 (ix86_return_in_memory): Likewise.
14622 (function_arg_advance): Likewise. Mirror structure in function_arg
14623 for choosing register to advance.
14625 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14627 * tree-vectorizer.c, tree.def: Fix comment typos.
14629 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14631 * config/s390/s390.c (struct processor_costs): 4 new fields:
14632 ddbr, ddr, debr, der.
14633 (s390_rtx_costs): More precise handling of divide instructions.
14635 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14637 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14639 2005-01-10 Jan Beulich <jbeulich@novell.com>
14641 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14642 names resulting from -ffunction-sections/-fdata-sections and linkonce
14644 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14645 based on the section name. Rearrange the section name comparison logic
14646 slightly so that each section name is compared against at most once.
14648 2005-01-10 Ben Elliston <bje@au.ibm.com>
14650 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14651 targets for which -fPIC reduces limitations on the GOT size.
14653 2005-01-09 Falk Hueffner <falk@debian.org>
14655 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14658 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14661 * collect2.c (main): Set aixrtl_flag for -brtl option.
14662 (resolve_lib_name): Search for .so file extension before .a
14663 if aixrtl_flag set.
14665 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14667 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14668 (vect_analyze_data_refs_alignment): Add dump prints.
14670 2005-01-09 Ira Rosen <irar@il.ibm.com>
14672 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14673 expr_invariant_in_loop_p.
14674 Initialize outputs first thing in the function.
14675 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14676 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14677 (vect_analyze_pointer_ref_access): Check that the initial condition of
14678 the access function is loop invariant.
14680 2005-01-09 Richard Henderson <rth@redhat.com>
14682 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14683 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14684 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14685 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14686 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14687 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14688 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14689 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14690 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14691 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14692 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14693 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14694 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14695 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14696 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14697 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14698 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14699 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14700 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14701 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14702 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14703 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14704 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14706 (mmx_clrdi, pavgusb): Remove.
14707 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14708 with leading sse_ prefix.
14709 * config/i386/sse.md: Receive them.
14710 * config/i386/mmx.md: New file.
14711 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14712 (subrv2sf3): Turn into expander for normal subtraction.
14713 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14714 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14715 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14716 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14717 commutative; use ix86_binary_operator_ok.
14718 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14719 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14720 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14721 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14722 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14723 Macroize from existing patterns; use ix86_binary_operator_ok.
14724 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14725 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14726 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14727 with vec_select+vec_concat.
14728 (mmx_pshufw, mmx_pshufw_1): Likewise.
14729 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14730 (mmx_uavgv4hi3): Model correctly.
14731 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14732 _mm_xor_si64): Remove casts.
14734 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14736 PR tree-optimization/19224
14737 * tree-scalar-evolution.c (get_instantiated_value,
14738 set_instantiated_value): New functions.
14739 (instantiate_parameters_1): Cache the results.
14740 (instantiate_parameters, resolve_mixers): Initialize and free
14743 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14745 * config/i386/i386.md (addhi_4): Correct reference in comment.
14748 2005-01-08 Richard Henderson <rth@redhat.com>
14750 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14751 (_mm_cvtsi128_si64x): Likewise.
14752 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14753 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14754 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14755 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14756 * config/i386/i386-protos.h: Update.
14757 * config/i386/i386.c (print_operand): Add 'H'.
14758 (ix86_fixup_binary_operands): Split out from ...
14759 (ix86_expand_binary_operator): ... here.
14760 (ix86_fixup_binary_operands_no_copy): New.
14761 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14762 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14763 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14764 (safe_vector_operand): Use CONST0_RTX.
14765 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14766 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14767 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14768 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14770 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14771 (IX86_BUILTIN_CMPNGESS): New.
14772 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14773 (attr type): Add sselog1.
14774 (attr unit, attr memory): Handle it.
14775 (movti, movti_internal, movti_rex64): Move near other integer moves.
14776 (movtf, movtf_internal): Move near other fp moves.
14777 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14778 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14779 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14780 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14781 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14782 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14783 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14784 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14785 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14786 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14787 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14788 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14789 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14790 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14791 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14792 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14793 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14794 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14795 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14796 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14797 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14798 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14799 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14800 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14801 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14802 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14803 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14804 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14805 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14806 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14807 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14808 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14809 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14810 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14811 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14812 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14813 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14814 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14815 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14816 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14817 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14818 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14819 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14820 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14822 (SSEPUSH, push<SSEPUSH>): Remove.
14823 (MMXPUSH, push<MMXPUSH>): Remove.
14824 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14825 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14826 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14827 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14828 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14829 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14830 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14831 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14832 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14833 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14834 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14835 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14836 (ppro_sse_log_V4SF): Handle sselog1.
14837 * config/i386/predicates.md (const_0_to_1_operand): New.
14838 (const_0_to_255_mul_8_operand): New.
14839 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14840 (const_2_to_3_operand, const_4_to_7_operand): New.
14841 * config/i386/sse.md: New file.
14842 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14843 (sse_movups): Rename from sse_movups_1.
14844 (sse_loadlss): Rename from sse_loadss_1.
14845 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14847 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14848 (absv4sf2, negv2df, absv2df): New.
14849 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14850 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14851 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14852 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14853 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14854 (sse3_addsubv4sf3): Model correctly.
14855 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14856 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14857 (sse_movhlps): Model with vec_select+vec_concat.
14858 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14859 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14860 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14861 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14862 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14863 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14864 sse2_pshufhw_1): Likewise.
14865 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14866 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14867 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14868 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14869 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14870 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14871 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14872 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14873 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14874 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14875 sminv8hi3): Mark commutative
14876 operands. Use ix86_binary_operator_ok.
14877 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14878 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14879 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14880 sse2_punpcklqdq): Allow operand2 in memory.
14881 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14882 sse2_movsd): Add memory alternatives.
14883 (sse_storelps): Turn expander into an insn; split after reload.
14884 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14885 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14887 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14889 * configure.ac (DWARF-2 debug_line): Use objdump.
14890 * configure: Regenerate.
14892 2005-01-08 Jeff Law <law@redhat.com>
14893 Diego Novillo <dnovillo@redhat.com>
14895 PR tree-optimization/18241
14896 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14897 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14898 statements with volatile operands.
14899 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14900 operands after marking a statement with has_volatile_ops.
14902 2005-01-08 Roger Sayle <roger@eyesopen.com>
14904 * tree.c (int_fits_type_p): Always honor integer constant
14905 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14907 2005-01-08 Roger Sayle <roger@eyesopen.com>
14909 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14910 the latent bug in rtl_delete_block has been resolved.
14912 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14914 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14915 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14917 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14919 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14920 library as @multilib_dir@/$(SHLIB_SONAME).
14922 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14924 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14925 * configure: Regenerate.
14927 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14929 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14932 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14935 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14936 Convert non-word aligned offset address using ld/std into
14939 2005-01-07 Richard Henderson <rth@redhat.com>
14941 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14943 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14945 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14947 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14949 PR tree-optimization/19283
14950 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14951 is not shorter than the original type.
14953 PR rtl-optimization/19012
14954 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14956 PR rtl-optimization/18861
14957 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14958 (FULL_STATE): Define.
14959 (mark_tablejump_edge): New function.
14960 (purge_dead_tablejump_edges): New function.
14961 (find_bb_boundaries): Use it.
14963 PR tree-optimization/18828
14964 * builtins.c (expand_builtin_next_arg): Remove argument and all
14965 the argument checking.
14966 (expand_builtin): Adjust caller.
14967 (expand_builtin_va_start): Likewise. Remove error for too many
14969 (fold_builtin_next_arg): Issue error for too many arguments.
14970 After checking arguments, replace them with magic arguments that
14971 prevent further checking of the args.
14973 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14975 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14977 2005-01-06 Roger Sayle <roger@eyesopen.com>
14980 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14981 and %{.S:...} (and their negative variants) to test whether the
14982 input file is assembler or pre-processed-assembler independent of
14983 the actual filename extension.
14985 2005-01-06 Roger Sayle <roger@eyesopen.com>
14987 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14988 of sign or zero extended values.
14990 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14992 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14993 for IBM long double format correctly.
14995 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14997 Fix PR tree-optimization/18792
14999 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15000 to first_loop_depth, and use loop depth instead of loop number.
15001 (build_classic_dir_vector): Ditto.
15002 (compute_data_dependences_for_loop): Use depth, not loop number.
15003 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15004 number. Pass in loops, instead of loop numbers.
15005 (gather_interchange_stats): Ditto.
15006 (linear_transform_loops): Ditto.
15008 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15011 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15012 biv_fits_mode_p, extension_within_bounds_p): New functions.
15013 (check_ext_dependent_givs): Use them.
15015 2005-01-06 Roger Sayle <roger@eyesopen.com>
15017 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15018 more than one barrier, in which case we should delete them all.
15020 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15022 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15024 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15026 Fix PR middle-end/19286
15028 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15029 output this subprogram, simply ignore this attempt to do it again.
15030 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15031 origin attribute if it's not possible.
15032 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15033 (decls_for_scope): Ditto.
15034 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15035 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15037 2005-01-05 Richard Henderson <rth@redhat.com>
15040 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15041 (bdesc_2arg): Use it.
15042 (ix86_expand_binop_builtin): Force operands into registers
15044 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15045 ix86_expand_sse_compare, ix86_expand_sse_comi,
15046 ix86_expand_builtin): Likewise.
15048 2005-01-05 Richard Henderson <rth@redhat.com>
15050 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15052 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15053 (mulv4hi3): Set itanium_class mmmul.
15054 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15055 (fpack): Rename from fpack_sfsf.
15057 2005-01-05 Richard Henderson <rth@redhat.com>
15060 * reload1.c (do_input_reload): Restrict the optimization deleteing
15061 a previous output reload to RELOAD_FOR_INPUT.
15063 2005-01-05 Steven Bosscher <stevenb@suse.de>
15065 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15066 comment that we fall through after case.
15067 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15068 (distribute_links): Likewise.
15069 * cse.c (cse_insn): Likewise.
15070 * cselib.c (cselib_invalidate_mem): Likewise.
15071 * df.c: Update comments at the top of the file.
15072 (read_modify_subreg_p): Update comments here too.
15073 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15074 * flow.c (mark_set_1): Likewise.
15075 (mark_used_regs): Likewise.
15076 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15077 (canon_list_insert): Likewise.
15078 (mark_set): Likewise.
15079 (try_replace_reg): Likewise.
15080 (store_killed_in_insn): Likewise.
15081 * loop.c (count_one_set): Likewise.
15082 (basic_induction_var): Likewise.
15083 * postreload-gcse.c (find_mem_conflicts): Likewise.
15084 * postreload.c (reload_combine_note_store): Likewise.
15085 (move2add_note_store): Likewise.
15086 * reload.c (find_equiv_reg): Likewise.
15087 (mark_referenced_resources): Likewise.
15088 * rtlanal.c (set_noop_p): Likewise.
15089 (note_stores): Likewise.
15090 (note_uses): Likewise.
15091 * sched-deps.c (sched_analyze_1): Likewise.
15092 * sched-rgn.c (check_live_1): Likewise.
15093 (update_live_1): Likewise.
15094 * config/i860/i860.c: Likewise.
15096 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15098 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15100 * doc/rtl.texi: Update documentation for bit-fields and SET.
15102 2005-01-05 Roger Sayle <roger@eyesopen.com>
15104 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15106 2005-01-05 Jan Hubicka <jh@suse.cz>
15107 Richard Henderson <rth@redhat.com>
15110 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15113 2005-01-05 Richard Henderson <rth@redhat.com>
15116 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15117 (sse_shufps): Change operand 3 to const_int_operand.
15118 (sse2_storelps): Fix typo in template.
15119 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15120 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15121 (ix86_expand_builtin): Likewise.
15123 2005-01-05 Julian Brown <julian@codesourcery.com>
15125 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15126 as aggregates for AAPCS ABIs.
15128 2005-01-05 Stan Shebs <shebs@apple.com>
15130 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15131 Mach-O getters if ppc64.
15132 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15134 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15135 signed four-byte field for global code case.
15136 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15138 2005-01-05 Roger Sayle <roger@eyesopen.com>
15140 PR middle-end/19100
15141 * c-common.c: Include real.h.
15142 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15143 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15144 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15145 * Makefile.in (c-common.o): Update dependencies.
15147 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15149 * c-parse.in (asm_string): Add trailing semicolon.
15151 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15153 * c-parse.in (asm_string): New. Don't allow wide strings in
15155 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15156 asm_string instead of STRING.
15158 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15160 * c-typeck.c (constructor_no_implicit): Remove.
15161 (set_designator, process_init_element): Don't check
15162 constructor_no_implicit.
15164 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15165 Kaz Kojima <kkojima@gcc.gnu.org>
15168 * lcm.c (create_pre_exit): New.
15169 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15170 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15172 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15174 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15175 -msoft-float in target_float_switch.
15176 * arm.c (arm_override_options): Fix processing of target_float_switch.
15178 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15180 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15183 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15185 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15186 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15188 2005-01-04 Roger Sayle <roger@eyesopen.com>
15190 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15191 if deleting the then-block allows the test-block to fallthru to the
15194 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15197 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15198 after the full declaration if the are in two different TUs.
15200 2005-01-04 Richard Henderson <rth@redhat.com>
15203 * tree-sra.c (generate_one_element_init): Just
15204 call gimplify_and_add.
15205 (generate_element_init): Record the
15206 new referenced variables and mark them for renaming
15207 and split out to ...
15208 (generate_element_init_1): This.
15209 (scalarize_init): Don't call push_gimplify_context/
15210 pop_gimplify_context.
15212 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15214 * toplev.c (get_src_pwd): Handle failure of getpwd().
15216 2005-01-04 Roger Sayle <roger@eyesopen.com>
15218 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15220 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15221 all the cases handled by it are inverted by invert_truthvalue.
15223 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15225 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15226 (save_register_windowsi): Likewise.
15228 2005-01-04 Richard Henderson <rth@redhat.com>
15230 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15232 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15234 PR middle-end/17767
15235 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15236 any simplifications of vector mode comparison operators.
15237 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15239 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15240 Devang Patel <dpatel@apple.com>
15242 PR tree-optimization/18308
15243 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15244 the operands before creating a new expression.
15245 * dojump.c (do_jump): Make drop_through_label available
15246 for all cases. Add expansion of COND_EXPR.
15248 2005-01-04 Ira Rosen <irar@il.ibm.com>
15250 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15251 INTEGER_CST instead of TREE_CONSTANT.
15252 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15253 instead of TREE_CONSTANT.
15254 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15255 instead of TREE_CONSTANT.
15257 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15259 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15261 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15264 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15265 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15267 2005-01-03 Richard Henderson <rth@redhat.com>
15269 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15270 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15271 fold_convert_const_real_from_real): Split out from ...
15272 (fold_convert_const): ... here.
15274 2005-01-03 Richard Henderson <rth@redhat.com>
15277 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15278 (mov<MMXMODEI>_internal): Likewise.
15279 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15280 Add V2SF case; use it for SSE1; don't use TI.
15281 (movdf_integer): Likewise.
15282 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15284 2005-01-03 Ira Rosen <irar@il.ibm.com>
15286 * tree-vectorizer.c (vect_strip_conversions): New function.
15287 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15288 check for binary class.
15290 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15294 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15296 * gimple-low.c (mark_blocks_with_used_vars): New function.
15297 (mark_blocks_with_used_subblocks): Ditto.
15298 (mark_used_blocks): Ditto.
15299 (pass_mark_used_blocks): New pass.
15300 * tree-inline.c: Include debug.h.
15301 (expand_call_inline): Call outlining_inline_function here.
15302 * tree-optimize.c (init_tree_optimization_passes): Add
15303 pass_mark_used_blocks.
15304 * tree-pass.h (pass_mark_used_blocks): New.
15305 * Makefile.in (tree-inline.o): Add debug.h dependency.
15307 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15309 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15310 VAR_DECLs to have weak_import attribute.
15312 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15315 2004-01-03 Steven Bosscher <stevenb@suse.de>
15317 * passes.c (rest_of_compilation): Don't run regmove if only
15318 flag_expensive_optimizations, require flag_regmove instead.
15320 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15322 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15324 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15325 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15326 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15327 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15329 2005-01-03 Richard Henderson <rth@redhat.com>
15331 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15332 (ia64_const_ok_for_letter_p): New.
15333 (ia64_const_double_ok_for_letter_p): New.
15334 (ia64_extra_constraint): New.
15335 (ia64_expand_vecint_compare): New.
15336 (ia64_expand_vcondu_v2si): New.
15337 (ia64_expand_vecint_cmov): New.
15338 (ia64_expand_vecint_minmax): New.
15339 (ia64_print_operand): Add 'v'.
15340 (ia64_preferred_reload_class): New.
15341 (ia64_vector_mode_supported_p): New.
15342 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15343 (PREFERRED_RELOAD_CLASS): Move to function.
15344 (CONST_OK_FOR_LETTER_P): Move to function.
15345 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15346 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15347 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15348 (EXTRA_CONSTRAINT): Move to function.
15349 * config/ia64/ia64.md: Include vect.md.
15350 (itanium_class): Add mmalua.
15352 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15354 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15355 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15357 (const_int_2bit_operand): New.
15358 (fr_reg_or_0_operand): New.
15359 * config/ia64/ia64-modes.def: Add vector modes.
15360 * config/ia64/ia64-protos.h: Update.
15361 * config/ia64/vect.md: New file.
15363 2005-01-03 Richard Henderson <rth@redhat.com>
15365 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15367 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15370 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15372 (log1pdf2): Change mode of operands[0,1] to DFmode.
15374 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15376 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15377 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15378 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15379 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15380 SPARC_RELAXED_ORDERING.
15382 2005-01-03 Richard Henderson <rth@redhat.com>
15383 Uros Bizjak <uros@kss-loka.si>
15386 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15387 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15388 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15390 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15391 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15392 const_pow2_1_to_128_operand): New predicates.
15394 2005-01-02 Greg McGary <greg@mcgary.org>
15396 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15398 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15399 object. [ptr_type]: Remove unused variable.
15400 Remember nearest addressable array-element or record-component
15401 when checking bitfield components. Tolerate empty BIND_EXPR.
15403 2005-01-01 Richard Henderson <rth@redhat.com>
15405 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15406 that don't narrow the value. Fail for other conversions.
15408 2005-01-01 Richard Henderson <rth@redhat.com>
15411 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15412 * c-lang.c (finish_file): Don't do it here.
15413 * objc/objc-act.c (objc_finish_file): Likewise.
15415 * cgraph.c (decl_assembler_name_equal): New.
15416 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15417 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15418 * cgraph.h (struct cgraph_varpool_node): Add next.
15419 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15420 * varasm.c (assemble_alias): Mark the target as needed.
15422 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15424 PR middle-end/19221
15425 * function.c (get_arg_pointer_save_area): Use entry_of_function
15426 instead of get_insns.
15428 2005-01-01 Roger Sayle <roger@eyesopen.com>
15429 Andrew Pinski <pinskia@physics.uc.edu>
15430 James E. Wilson <wilson@specifixinc.com>
15432 PR rtl-optimization/12092
15433 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15436 2005-01-01 Roger Sayle <roger@eyesopen.com>
15437 Olivier Hainque <hainque@act-europe.fr>
15439 * tree.c (int_fits_type_p): A narrower type always fits in a
15440 wider one, except for negative values into unsigned types.
15442 2005-01-01 Roger Sayle <roger@eyesopen.com>
15444 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15445 with the original constant rather than require TREE_OVERFLOW.
15447 2005-01-01 Steven Bosscher <stevenb@suse.de>
15449 PR middle-end/17544
15450 * c-decl.c (finish_function): If compiling C99, annotate the
15451 compiler generated return with the current file name and line 0.
15452 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15453 the source line is greater than 0.
15454 (remove_bb): Likewise.