1 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-outof-ssa.c (edge_leader, stmt_list,
4 analyze_edges_for_bb): Use VEC instead of VARRAY.
5 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
6 (perform_edge_inserts): Call init_analayze_edges_for_bb and
7 fini_analayze_edges_for_bb.
9 2005-05-04 James E Wilson <wilson@specifixinc.com>
12 * gcc.c (process_command): In the second argv scan loop, ignore
13 Xassembler and Xpreprocessor, along with their argument.
15 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
17 * tree-flow-inline.h, tree-ssa-operands.c,
18 tree-ssa-operands.h, tree-ssa-opfinalize.h:
19 Likewise. tree-vn.c: Fix comment typos.
20 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
22 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
24 * doc/tm.texi (Target Hooks): Document
25 TARGET_RESOLVE_OVERLOADED_BUILTIN.
27 2005-05-04 Paul Brook <paul@codesourcery.com>
29 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
31 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
33 * dwarf2out.c (incomplete_types, retry_incomplete_types,
34 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
37 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
38 get_expansion, expand_var_during_unrolling,
39 insert_var_expansion_initialization,
40 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
43 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
46 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
49 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
50 the same as INTEGER_TYPE.
51 (fold_binary): Fold "bool_var != 0" to bool_var.
52 Fold "bool_var == 1" to bool_var.
54 2004-05-03 Richard Henderson <rth@redhat.com>
57 * function.c (instantiate_virtual_regs_in_insn): Use the mode
58 from recog_data instead of insn_data.
60 2005-05-03 DJ Delorie <dj@redhat.com>
62 * common.opt (fdiagnostics-show-option): No variable is needed.
63 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
64 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
65 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
66 Save and restore original message format. Use flag in context
68 (warning): Don't test for enabled warnings here.
69 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
72 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
74 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
75 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
76 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
77 * aclocal.m4: Don't include accross.m4.
78 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
79 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
80 * configure, config.in: Regenerate.
82 2005-05-04 Jakub Jelinek <jakub@redhat.com>
85 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
86 (clear_storage): Add argument.
87 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
88 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
90 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
91 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
92 (store_expr, store_constructor): Adjust callers.
93 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
94 to emit_block_move if CALL_EXPR_TAILCALL (exp).
95 (expand_builtin_memmove): Add ORIG_EXP argument, copy
96 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
97 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
98 with EXP. Pass EXP to expand_builtin_memmove.
99 (expand_builtin_memset): Add ORIG_EXP argument, pass
100 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
101 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
102 Pass EXP to expand_builtin_memset.
103 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
105 (expand_builtin_strncmp): Likewise.
106 (expand_builtin_printf): Replace ARGLIST argument with EXP.
107 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
108 (expand_builtin_fprintf): Likewise.
109 (expand_builtin): Adjust calls to
110 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
112 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
115 PR rtl-optimization/21239
116 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
118 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
120 * tree-flow.h (tree_ann_common_d): Move aux to ...
121 (stmt_ann_d): ... here.
122 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
123 move_computations_stmt, schedule_sm): Update references to
125 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
127 * tree-cfg.c (remove_bb): Remove a redundant call to
129 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
132 2005-05-03 Richard Henderson <rth@redhat.com>
134 * config/rs6000/rs6000.c: Remove conflict markers.
136 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
138 2005-05-03 James E Wilson <wilson@specifixinc.com>
140 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
142 2005-05-03 DJ Delorie <dj@redhat.com>
144 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
145 decide if the warning will be printed.
146 * calls.c (expand_call): Likewise.
147 * function.c (init-function_start): Likewise.
149 * common.opt (-fdiagnostics-show-option): New.
150 * opts.c (option_enabled): Accept the option index instead of a
151 pointer to the option descriptor.
152 * opts.h (option_enabled): Likewise.
153 * toplev.c (print_switch_values): Pass option index, not option
155 * diagnostic.h (diagnostic_info): Add option_index.
156 * diagnostic.c: Include opts.h.
157 (diagnostic_set_info): Initialize option_index.
158 (diagnostic_report_diagnostic): Amend option name if appropriate.
159 (warning): Check to see if the specified warning is enabled.
161 * doc/invoke.texi (-fdiagnostics-show-options): Document.
163 2005-05-03 Richard Henderson <rth@redhat.com>
165 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
166 SPEC_OR_GEN_REGS definitions.
168 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
171 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
172 for unavailable registers.
174 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
176 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
178 * cfglayout.c (block_locators_blocks,
179 insn_locators_initialize, insn_scope): Use VEC instead of
182 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
183 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
186 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
188 * config/sparc/predicates.md (const_compl_high_operand): New.
189 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
191 (sparc_emit_set_const64_quick1): Adjust for above change.
192 (sparc_emit_set_const64_quick2): Likewise.
193 (sparc_emit_set_const64_longway): Likewise.
194 (sparc_emit_set_const64): Likewise.
195 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
196 movdi_const64_special): Delete.
197 (logical constant splitters): Use const_compl_high_operand.
199 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
201 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
202 rather than STRIP_NOPS.
204 2005-05-03 Jakub Jelinek <jakub@redhat.com>
206 PR rtl-optimization/21330
207 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
209 (unswitch_single_loop): Clear cinsn when retrying.
212 * config/i386/i386.c (legitimize_address): When canonicalizing
213 ASHIFT into MULT, multiply by 1 << shift_count instead of
214 1 << log2 (shift_count).
216 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
218 * lambda-code.c (gcc_loop_to_lambda_loop,
219 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
220 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
221 generic operand interface.
222 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
223 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
224 generic operand interface.
225 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
226 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
227 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
228 num_imm_uses): Use ssa_use_operand_t.
229 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
230 get_v_must_def_ops): Delete.
231 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
232 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
233 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
234 get_v_must_def_kill_ptr): Delete.
235 (delink_stmt_imm_use): Move and use new operand interface.
236 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
237 op_iter_next_tree): Use new operand implementation.
238 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
239 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
241 (op_iter_next_mustdef, op_iter_next_maydef,
242 op_iter_next_must_and_may_def): Delete. Replace with...
243 (op_iter_next_maymustdef): New. Combine must and may next operations.
244 (op_iter_init_maydef, op_iter_init_mustdef,
245 op_iter_init_must_and_may_def): Use new interface.
246 (single_ssa_tree_operand ): New. Process single operands only as trees.
247 (single_ssa_use_operand): New. Process single operands only as uses.
248 (single_ssa_def_operand): New. Process single operands only as defs.
249 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
251 (num_ssa_operands): New. Count the number of specified operands.
252 (compare_ssa_operands_equal): New. Compare two statements' operands.
253 (single_phi_def): New. Return true if PHI has one def of the specified
255 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
256 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
257 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
258 (struct stmt_ann_d): Operands field no longer require GTY().
259 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
260 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
261 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
262 dump_replaceable_exprs, rewrite_trees): Use generic interface.
263 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
264 Use use_operand_p instead of ssa_imm_use_t *.
265 * tree-pretty-print.c (dump_vops): check if operands are active before
266 dumping virtual operands.
267 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
268 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
269 (ccp_fold): Use new interface.
270 (ccp_visit_stmt): Remove unused variables and code.
271 (convert_to_gimple_builtin): Insert statements before calling
272 mark_new_vars_to_rename.
273 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
274 (copy_prop_visit_cond_stmt): Use generic interface.
275 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
277 (thread_across_edge): Use generic interface.
278 (initialize_hash_element): Initialzie with stmt, not annotation.
279 (eliminate_redundant_computations): Use generic interface.
280 (record_equivalences_from_stmt): Pass stmt, not annotation.
281 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
283 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
284 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
285 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
286 generic operand interface.
287 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
289 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
291 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
292 (build_defs, build_uses, build_v_may_defs, build_vuses,
293 build_v_must_defs): Change type to struct opbuild_list_d.
294 (ops_active): New. Operands active boolean.
295 (operand_memory, operand_memory_index): New. Operand memory managers.
296 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
297 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
298 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
299 Change from functions to static variable list heads.
300 (opbuild_initialize_virtual): New. Initialize a virtual build list.
301 (opbuild_initialize_real): New. Initialize a virtual build list.
302 (opbuild_free): New. Free a build list.
303 (opbuild_num_elems): New. Number of items in a list.
304 (opbuild_append_real): New. Add a real (tree *) operand.
305 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
306 (opbuild_first): New. Return first element index in a list.
307 (opbuild_next): New. Return next element in a list.
308 (opbuild_elem_real): New. Return real element.
309 (opbuild_elem_virtual): New. Return virtual element.
310 (opbuild_elem_uid): New. Return UID of virtual element.
311 (opbuild_clear): New. Reset an operand list.
312 (opbuild_remove_elem): New. Remove an element form a list.
313 (ssa_operands_active): New. Return true if operand cache is active.
314 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
315 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
316 (correct_use_link): Use use_operand_p.
317 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
318 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
319 (cleanup_v_may_defs): Use new implmentation.
320 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
322 (append_def, append_use, append_v_may_def, append_vuse,
323 append_v_must_def): Call opbuild_append routine instead of using varray.
324 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
325 global parse_old_ops variable.
326 (free_ssa_operands): New implementation.
327 (update_stmt_operands): Move. Change argument to build_ssa_operands.
328 (copy_virtual_operands): Move. New generic implementation.
329 (create_ssa_artficial_load_stmt): Move. New implementation.
330 (swap_tree_operands): Update for new implementation.
331 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
332 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
333 rather than a varray.
334 (verify_imm_links): Use use_operand_p.
335 (dump_immediate_uses_for): If the immediate use variable is a virtual
336 variable, show the virtual ops in the stmt.
337 * tree-ssa-operands.h (def_operand_p): No longer a structure.
338 (NULL_DEF_OPERAND_P): Now a #define.
339 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
340 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
341 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
342 mustdef_optype_d): New. Use Linked list representation.
343 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
344 (struct ssa_operand_memory_d): New. Allocated Chunk node.
345 (struct stmt_operands_d): Change to new pointers that are not GTY.
346 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
347 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
348 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
349 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
350 SET_V_MUST_DEF_KILL): Delete.
351 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
352 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
353 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
354 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
355 (enum ssa_op_iter_type): Operand iterator typechecking values.
356 (struct ssa_operand_iterator_d): Use linked lists of operands.
357 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
358 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
359 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
360 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
361 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
362 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
363 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
364 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
365 * tree-ssa-opfinalize.h: New. Function templates for expansion.
366 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
367 alloc_vuse, and alloc_mustdef.
368 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
369 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
370 and finalize_ssa_v_must_def_ops.
371 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
372 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
374 (compute_avail): Use generic iterator interface.
375 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
376 (stmt_makes_single_load, stmt_makes_single_store): Use
378 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
379 (statement_sink_location): Use generic interface.
380 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
381 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
382 reset the immediate use link nodes.
383 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
384 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
385 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
386 (eliminate_tail_call): Use generic operand interface.
387 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
388 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
390 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
392 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
393 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
395 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
396 Use statement pointer instead of vuse_optype. Use generic interface.
397 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
398 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
399 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
400 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
401 * doc/tree-ssa.texi: Update documentation for operand interface.
403 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
405 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
406 gcc_unreachable as appropriate.
407 (machopic_function_base_name, machopic_indirect_data_reference,
408 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
409 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
410 * config/rs6000/altivec.md (*mov<mode>_internal,
411 build_vector_mask_for_load): Likewise.
412 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
413 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
414 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
415 * config/rs6000/predicates.md (easy_fp_constant,
416 logical_operand): Likewise.
417 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
418 compute_save_world_info, rs6000_emit_prologue,
419 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
420 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
423 2005-05-03 Uros Bizjak <uros@kss-loka.si>
426 * convert.c (convert_to_integer): Convert ceil and floor in
429 2005-04-29 Geoffrey Keating <geoffk@apple.com>
432 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
433 define_insn_and_split. Split only when memory operand is
434 offsettable. Use adjust_address rather than plus_constant.
435 (floatunssidf2_internal): Likewise.
436 (fix_truncdfsi2_internal): Split only when memory operand is
437 offsettable. Use adjust_address rather than plus_constant.
438 (fix_trunctfsi2_internal): Likewise.
439 (floatsidf2_internal): Likewise.
441 2005-05-02 Diego Novillo <dnovillo@redhat.com>
443 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
444 (set_value_range_to_null): Likewise.
445 (set_value_range_to_varying): New function. Use it in all
446 call sites that used to call set_value_range (vr, VR_VARYING, ...).
447 (extract_range_from_assert): If the integral type has a
448 super-type, and LIMIT is not within MIN and MAX values of that
449 type, set the resulting range to VR_VARYING.
451 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
453 * config/mmix/mmix.opt: New file.
454 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
455 (mmix_cc1_ignored_option): Don't declare.
456 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
457 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
458 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
459 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
460 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
461 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
462 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
463 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
465 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
466 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
467 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
469 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
472 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
473 * c-decl.c (current_function_prototype_built_in,
474 current_function_prototype_arg_types): New.
475 (merge_decls): Keep source location of prototype followed by
476 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
477 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
478 (start_function): Always set current_function_prototype_locus,
479 current_function_prototype_built_in and
480 current_function_prototype_arg_types. Check for external
481 prototype whether or not visible for external function and set
482 current_function_prototype_arg_types accordingly.
483 (store_parm_decls_oldstyle): Use
484 current_function_prototype_arg_types for checking old-style
485 definition against prototype. Give warnings only if
486 current_function_prototype_built_in).
488 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
490 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
491 (ggc_alloc_zone_stat): Don't define.
492 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
493 ggc_alloc_zone_pass_stat.
494 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
495 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
496 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
498 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
500 * calls.c (expand_call): Handle current_function_pretend_args_size
501 when checking for sibcalls.
503 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
505 PR tree-optimization/21294
506 * tree-vrp.c (vrp_expr_computes_nonzero): New.
507 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
509 2005-05-02 Janis Johnson <janis187@us.ibm.com>
512 * gcov-io.h: Declare gcov external functions hidden.
514 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
516 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
517 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
518 Use VEC instead of VARRAY.
521 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
524 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
526 * c-common.c (resolve_overloaded_builtin): Forward to target
527 hook for BUILT_IN_MD built-ins.
528 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
529 for all types of built-in.
530 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
531 in the definition of the target hooks struct.
532 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
533 * config/rs6000/altivec.h: Rewritten.
534 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
535 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
536 rs6000_builtin_type, rs6000_builtin_type_compatible,
537 altivec_overloaded_builtins, rs6000_builtin_type,
538 rs6000_builtin_type_compatible): New.
539 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
541 (def_builtin): Turn into a function. Check for duplicates and store
542 the builtin into rs6000_builtin_decls.
543 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
544 bdesc_1arg): Add overloaded builtins.
545 (altivec_expand_builtin): Check for unresolved overloaded builtins,
546 do not support ALTIVEC_COMPILETIME_ERROR.
547 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
548 nodes to represent front-end types.
549 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
550 with opaque arguments and/or return values.
551 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
552 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
553 (rs6000_builtin_type_index): New.
554 (is_ev64_opaque_type): Rename to...
555 (rs6000_is_opaque_type): ... this.
556 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
559 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
561 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
564 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
565 Bernd Schmidt <bernd.schmidt@analog.com>
567 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
568 print_address_operand, print_operand, legitimize_pic_address,
569 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
570 output_pop_multiple): Use gcc_assert or gcc_unreachable as
572 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
574 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
576 * doc/passes.texi: Document vectorization pass.
578 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
580 * tree-scalar-evolution.c (get_exit_conditions_rec,
581 select_loops_exit_conditions,
582 number_of_iterations_for_all_loops,
583 analyze_scalar_evolution_for_all_loop_phi_nodes,
584 scev_analysis): Use VEC instead of VARRAY.
586 2005-05-02 Michael Matz <matz@suse.de>
589 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
590 (warn_strict_null_sentinel): Define.
591 (check_function_sentinel): Check for null_node as valid sentinel too.
592 * c-common.h (c_tree_index): Added CTI_NULL.
593 (null_node) Define global_tree[CTI_NULL].
594 (warn_strict_null_sentinel): Declare.
595 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
596 * c.opt: (Wstrict-null-sentinel): New C++ option.
597 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
599 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
601 * gimplify.c (gimplify_compound_lval): Use VEC instead of
604 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
606 * dwarf2out.c (decl_scope_table, push_decl_scope,
607 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
610 2005-05-01 Mark Mitchell <mark@codesourcery.com>
613 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
615 * doc/cpp.texi (__DEPRECATED): Document.
616 (__EXCEPTIONS): Likewise.
617 (__GXX_WEAK__): Likewise.
619 * function.c (INVOKE__main): Do not define.
620 (expand_main_function): Check HAS_INIT_SECTION when determining
621 whether or not to call __main.
623 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
625 * tree-ssa-loop-ivopts.c: Fix a comment typo.
627 2005-01-05 Paul Brook <paul@codesourcery.com>
629 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
630 (INITIALIZE_TRAMPOLINE): Use it.
631 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
632 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
633 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
635 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
637 * doc/install.texi (Specific): Omit dots in the @anchors names
638 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
639 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
641 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
643 PR tree-optimization/18316
644 PR tree-optimization/19126
645 * tree.c (build_int_cst_type): Avoid shift by size of type.
646 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
648 * tree-scalar-evolution.h (simple_iv): Declaration changed.
649 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
651 (dump_cand): Dump depends_on information.
652 (determine_biv_step): Add argument to simple_iv call.
653 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
654 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
656 (add_candidate_1): Record depends_on for candidates.
657 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
658 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
659 Handle ivs with nonconstant step.
660 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
661 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
662 (create_new_iv): Unshare the step before passing it to create_iv.
663 (free_loop_data): Free cand->depends_on.
664 (build_addr_strip_iref): New function.
665 (find_interesting_uses_address): Use build_addr_strip_iref.
666 (strip_offset_1): Split the recursive part from strip_offset.
667 Strip constant offset component_refs and array_refs.
668 (strip_offset): Split the recursive part to strip_offset_1.
669 (add_address_candidates): Removed.
670 (add_derived_ivs_candidates): Do not use add_address_candidates.
671 (add_iv_value_candidates): Add candidates with stripped constant
672 offset. Consider all candidates with initial value 0 important.
673 (struct affine_tree_combination): New.
674 (aff_combination_const, aff_combination_elt, aff_combination_scale,
675 aff_combination_add_elt, aff_combination_add,
676 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
677 fold_affine_sum): New functions.
678 (get_computation_at): Use fold_affine_sum.
679 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
680 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
683 2005-04-30 Michael Matz <matz@suse.de>
685 * config/i386/i386.md (movmemsi): Also active when
686 TARGET_INLINE_ALL_STRINGOPS.
688 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
691 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
693 2005-04-30 Paul Brook <paul@codesourcery.com>
695 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
697 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
698 * config/arm/ieee754-sf.S: Ditto.
699 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
700 (FUNC_ALIAS): Use .thumb_set for thumb routines.
702 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
704 * tree-ssanames.c: Fix a comment typo.
705 * doc/options.texi: Fix a typo.
707 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
709 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
710 gcc_unreachable as appropriate.
711 (split_adds_subs, cond_string, print_operand,
712 h8300_initial_elimination_offset, h8300_classify_operand,
713 h8300_unary_length, h8300_short_immediate_length,
714 h8300_bitfield_length, h8300_binary_length,
715 h8300_insn_length_from_table, compute_mov_length, output_plussi,
716 compute_plussi_length, compute_plussi_cc, output_logical_op,
717 compute_logical_op_length, compute_logical_op_cc,
718 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
719 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
720 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
721 h8300_regs_ok_for_stm): Likewise.
722 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
723 monitor_prologue): Likewise.
725 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
727 * loop-invariant.c (invariants, create_new_invariant,
728 get_inv_cost, best_gain_for_invariant,
729 find_invariants_to_move, move_invariants,
730 init_inv_motion_data, free_inv_motion_data): Use VEC instead
733 2005-04-29 Richard Henderson <rth@redhat.com>
735 * function.c (instantiate_decls): Remove valid_only argument.
736 (instantiate_decls_1, instantiate_decl): Likewise.
737 (instantiate_virtual_regs_1): Delete.
738 (instantiate_virtual_regs_lossage): Delete.
739 (instantiate_virtual_regs_in_rtx): New.
740 (safe_insn_predicate): New.
741 (instantiate_virtual_regs_in_insn): New.
742 (instantiate_virtual_regs): Update to match all that. Only run
743 instantiate_decls once.
745 2005-04-29 Richard Henderson <rth@redhat.com>
746 Daniel Jacobowitz <dan@codesourcery.com>
748 * gengtype.c (write_func_for_structure): Split out ...
749 (output_type_enum): ... new function. Fix thinko accessing
750 TYPE_PARAM_STRUCT data.
752 2005-04-29 Tom Tromey <tromey@redhat.com>
754 * tree.c (build_block): Removed unused 'tags' argument.
755 * tree.h (build_block): Removed argument.
757 2005-04-29 Michael Matz <matz@suse.de>
759 PR rtl-optimization/21144
760 * postreload.c (reload_cse_move2add): Check for VOIDmode.
762 2005-04-29 Bob Wilson <bob.wilson@acm.org>
764 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
767 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
769 PR tree-optimization/21030
770 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
771 ranges where VR->MAX is smaller than VR->MIN.
773 2005-04-29 Devang Patel <dpatel@apple.com>
775 PR tree-optimization/21272
776 PR tree-optimization/21266
777 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
779 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
781 * tree-flow-inline.h: Fix a comment typo.
782 * doc/tree-ssa.texi: Fix a typo.
784 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
786 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
788 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
789 gcc_unreachable as appropriate.
790 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
791 fr30_print_operand, fr30_move_double): Likewise.
792 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
794 2005-04-29 Mark Mitchell <mark@codesourcery.com>
796 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
797 definition has already been provided.
798 (ARM_EABI_DTORS_SECTION_OP): Likewise.
799 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
800 (ARM_EABI_DTORS_SECTION_OP): Likewise.
802 2005-04-29 Jim Tison <jtison@us.ibm.com>
804 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
805 trace hooks calls to improve performance.
807 2005-04-29 Julian Brown <julian@codesourcery.com>
808 Mark Mitchell <mark@codesourcery.com>
809 Paul Brook <paul@codesourcery.com>
811 * crtstuff.c: Handle targets that use .init_array.
812 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
813 that INVOKE__main is set correctly.
814 (expand_main_function): Test INVOKE__main.
815 * libgcc2.c: Do not define __main when using .init_array.
816 * config/arm/arm.c (arm_elf_asm_constructor): New function.
817 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
819 (DTORS_SECTION_ASM_OP): Likewise.
820 (CTOR_LIST_BEGIN): Define specially when in libgcc.
821 (CTOR_LIST_END): Likewise.
822 (DTOR_LIST_BEGIN): Likewise.
823 (DTOR_LIST_END): Likewise.
824 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
825 (FINI_SECTION_ASM_OP): Likewise.
826 (INIT_ARRAY_SECTION_ASM_OP): Define.
827 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
828 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
829 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
830 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
831 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
833 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
835 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
836 gcc_assert and gcc_unreachable as appropriate.
837 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
838 const_int_cost, output_move_const_into_data_reg,
839 output_move_qimode, output_move_double, find_addr_reg,
840 print_operand, print_operand_address): Likewise.
841 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
842 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
843 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
844 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
845 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
846 conditional_trap): Likewise.
847 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
849 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
851 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
852 gcc_unreachable as appropriate.
853 (gen_conditional_move, xtensa_split_operand_pair,
854 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
855 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
856 xtensa_copy_incoming_a7, xtensa_output_literal,
857 xtensa_output_literal, xtensa_output_literal): Likewise.
858 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
859 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
860 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
861 movsicc_internal1, movsfcc_internal0,
862 movsfcc_internal1): Likewise.
864 2005-04-28 James E Wilson <wilson@specifixinc.com>
866 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
867 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
869 2005-04-28 DJ Delorie <dj@redhat.com>
871 * opt-functions.awk (var_set): Emit proper initializer for
872 non-target bitfields.
874 2005-04-28 Devang Patel <dpatel@apple.com>
876 * dbxout.c (have_used_extensions): Remove.
877 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
878 have_used_extensions.
880 2005-04-28 James E Wilson <wilson@specifixinc.com>
882 * doc/install.texi: Update -enable-languages info. Correct path to
885 2005-04-28 DJ Delorie <dj@redhat.com>
887 * optc-gen.awk (END): Make sure no variable is defined more
889 * opth-gen.awk (END): Allocate bits on a per-variable basis.
890 Allow for bitfield variables other than target_flags.
891 * doc/options.text (Mask): Document that you may specify a
892 variable other than target_flags.
894 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
896 PR rtl-optimization/18877
897 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
900 2005-04-28 David Edelsohn <edelsohn@gnu.org>
903 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
905 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
906 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
907 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
909 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
911 * arm.c (legitimize_pic_address): Fix sense of assertion test for
912 creating pseudos when the base offset is too large.
914 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
916 * global.c (earlyclobber_regclass): Change the type to
918 (check_earlyclobber): Update uses of earlyclobber_regclass.
919 (mark_reg_use_for_earlyclobber): Likewise.
920 (calculate_local_reg_bb_info): Allocate and free
921 earlyclobber_regclass using the VEC API.
923 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
925 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
928 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
930 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
933 * config.gcc: Obsolete c4x-* and tic4x-*.
935 * tree.h (edge_def): Remove.
937 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
938 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
939 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
940 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
943 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
944 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
945 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
946 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
947 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
948 machmode.def, mips-tfile.c, params.c, pretty-print.c,
949 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
950 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
951 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
952 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
953 config/i386/cygming.h, config/i386/djgpp.h,
954 config/i386/lynx.h, config/i386/netware.c,
955 config/i386/winnt.c, config/ia64/ia64-c.c,
956 config/iq2000/iq2000.c, config/m32r/little.h,
957 config/m68k/m68k-protos.h, config/m68k/m68k.h,
958 config/m68k/m68k.md, config/mcore/mcore.c,
959 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
960 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
961 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
962 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
963 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
964 config/pdp11/pdp11.h, config/rs6000/darwin.h,
965 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
966 config/s390/2064.md, config/s390/2084.md,
967 config/s390/s390-modes.def, config/s390/s390-protos.h,
968 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
969 config/stormy16/stormy16.c, config/vax/vax-protos.h,
970 config/vax/vax.c, config/vax/vax.h,
971 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
974 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
976 * c-typeck.c (build_compound_expr): Correct logic in last change.
978 2005-04-27 James E. Wilson <wilson@specifixinc.com>
980 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
981 parameters. Replace conditional move code with assert checking for
982 ar.lc. Delete obsolete comments.
983 (set_src_needs_barrier): Delete cond parameter, and code using it.
984 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
985 assert checking for PR_REGS. Fix calls to update_set_flags and
986 set_src_needs_barrier.
987 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
988 callers. Rewrite explanatory comment before the function.
989 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
992 2005-04-27 Mike Stump <mrs@apple.com>
994 * doc/cpp.texi: gcc now implements universal character names.
996 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
999 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1000 being a compound expression whose right-hand side is cast to void.
1002 2005-04-27 Caroline Tice <ctice@apple.com>
1004 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1005 Remove targetm.have_named_sections test.
1006 (fix_edges_for_rarely_executed_code): Likewise.
1007 (insert_section_boundary_note): Likewise.
1008 (reorder_basic_blocks): Check partitioning flag before calling
1009 verify_hot_cold_block_grouping.
1010 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1011 the function struct rather than global variables.
1012 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1013 (COLD_END_LABEL): Likewise
1014 (cold_text_section_label): New static global variable.
1015 (cold_end_label): Likewise.
1016 (dwarf2out_switch_text_section): Get hot/cold section labels from
1017 the function struct rather than global variables; test to make sure
1019 (output_aranges): Use cold_text_section_label and cold_end_label;
1020 check partitioning flag before putting out delta.
1021 (output_ranges): Remove incorrect code attempting to use
1023 (output_line_info): Get cold section label from function struct; test
1024 to make sure cfun is defined.
1025 (add_location_or_const_value_attribute): Likewise.
1026 (dwarf2out_var_location): Likewise.
1027 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1028 write out cold_text_section_label if partition flag is set.
1029 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1030 * function.h (struct function): Add new fields to point to hot/cold
1031 section labels: hot_section_label, cold_section_label,
1032 hot_section_end_label and cold_section_end_label; also add new field
1033 for cold text section name, unlikely_text_section_name.
1034 * opts.c (decode_options): Turn off partitioning flag if
1035 !targetm.have_named_sections.
1036 * output.h (hot_section_label): Remove.
1037 (hot_section_end_label): Remove.
1038 (cold_section_end_label): Remove.
1039 (unlikely_section_label): Remove.
1040 (unlikely_text_section_name): Remove.
1041 * passes.c (rest_of_handle_final): Remove extra blank line.
1042 * varasm.c (unlikely_section_label): Remove.
1043 (hot_section_label): Remove.
1044 (hot_section_end_label): Remove.
1045 (cold_section_end_label): Remove.
1046 (unlikely_text_section_name): Remove.
1047 (initialize_cold_section_name): Modify to call
1048 targetm.strip_name_encoding; to store cold section name in current
1049 function struct, if it exists; and to only use the decl_section_name
1050 if flag_named_sections is true.
1051 (unlikely_text_section): Modify to get section name out of current
1052 function struct, if there is one; otherwise build it from
1053 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1054 (in_unlikely_text_section): Likewise.
1055 (named_section): Modify to get/put cold section name in current function
1056 struct, if there is one.
1057 (function_section): Change 'bool unlikely' to 'int reloc'; check
1058 targetm.have_named_sections before calling named_section.
1059 (current_function_section): Likewise.
1060 (assemble_start_function): Modify to get/put unlikely_text_section_name
1061 in current function struct; modify to get hot/cold section labels
1062 from function struct; initialize labels using
1063 ASM_GENERATE_INTERNAL_LABEL;
1064 test partitioning flag before writing out hot section label.
1065 (assemble_end_function): Test partitioning flag before writing out
1066 hot/cold section labels.
1067 (default_section_type_flags_1): Get cold text section name from
1068 function struct if there is one; Set flags correctly for
1069 cold text section if there is not a current function struct.
1071 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1073 * tree-ssa-propagate.c (set_rhs): Revert last change.
1075 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1077 * explow.c (convert_memory_address): Add gcc_assert.
1079 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1081 * configure.ac: Check for ld --sysroot support.
1082 * gcc.c: Document %R specifier for specs.
1083 (SYSROOT_SPEC): New macro.
1084 (sysroot_spec): New variable.
1085 (static_specs): Add sysroot_spec.
1086 (main): Pass the sysroot spec to the linker if appropriate.
1087 * configure: Regenerated.
1088 * config.in: Likewise.
1090 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1092 * fold-const.c (fold_binary): Use build_fold_addr_expr
1093 for address calculation and INDIRECT_REF handling.
1095 2005-04-27 Andrew Haley <aph@redhat.com>
1097 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1099 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1101 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1102 pointer when thumb backtracing is on.
1104 * config/fp-bit.c (abort): Revert change.
1106 2005-04-27 Ian Lance Taylor <ian@airs.com>
1108 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1110 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1112 * tree-ssa-dce.c: Fix a comment typo.
1114 2005-04-27 David S. Miller <davem@davemloft.net>
1116 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1117 Kill setjmpless_size. current_function_calls_setjmp is completely
1118 computed when we are called, so just use the optimized size value
1119 instead of using REG_SAVE_AREA notes.
1120 (optimize_save_area_alloca): Delete....
1121 * rtl.h (optimize_save_area_alloca): Likewise...
1122 * passes.c (rest_of_compilation): and don't call it any more.
1123 * reg-notes.def (SAVE_AREA): Delete.
1125 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1127 * config/fp-bit.c (abort): Add noreturn attribute.
1129 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1130 gcc_unreachable as appropriate.
1131 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1132 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1133 ASM_OUTPUT_REG_POP): Likewise.
1135 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1137 * tree-complex.c (expand_vector_operations_1): Do not build
1138 VIEW_CONVERT_EXPR's for the lhs.
1140 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1142 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1143 unnecessary noncanonical RTL handling.
1144 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1145 gcc_assert and gcc_unreachable.
1147 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1148 gcc_unreachable as appropriate.
1149 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1150 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1151 use_return_insn, const_ok_for_op, arm_gen_constant,
1152 arm_canonicalize_comparison, legitimize_pic_address,
1153 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1154 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1155 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1156 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1157 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1158 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1159 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1160 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1161 output_call, output_mov_long_double_fpa_from_arm,
1162 output_mov_long_double_arm_from_fpa,
1163 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1164 output_move_double, arithmetic_instr, shift_op, int_log2,
1165 output_return_instruction, arm_output_function_prologue,
1166 arm_output_epilogue, arm_output_function_epilogue,
1167 emit_multi_reg_push, arm_get_frame_offsets,
1168 arm_compute_initial_elimination_offset, arm_expand_prologue,
1169 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1170 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1171 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1172 thumb_compute_initial_elimination_offset,
1173 thumb_output_function_prologue, thumb_load_double_from_address,
1174 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1175 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1176 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1177 * config/arm/arm.md (thumb_extendhisi2,
1178 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1179 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1180 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1181 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1182 * config/arm/cirrus.md (*cirrus_arm_movdi,
1183 *cirrus_movdf_hard_insn): Likewise.
1184 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1186 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1188 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1189 (num_ssa_names): Use VEC_length.
1190 (ssa_names): Use VEC_index.
1191 * tree-ssanames.c (ssa_names): Change the type to
1193 (init_ssanames, fini_ssa_names, make_ssanames,
1194 release_ssa_name): Update uses of ssa_names.
1196 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1197 Use fold_buildN instead of fold (buildN (...)).
1199 2005-04-27 Devang Patel <dpatel@apple.com>
1201 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1203 2005-04-27 Matt Thomas <matt@3am-software.com>
1204 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1206 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1207 (vax_output_mi_thunk): Ditto.
1208 (vax_notice_cc_update): Ditto.
1209 (INDEX_REGISTER_P): Add trailing \.
1210 (BASE_REGISTER_P): Add trailing \.
1211 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1213 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1215 * tree-ssa-propagate.c (set_rhs): Check operand of
1216 ADDR_EXPR for gimpliness, too.
1218 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1220 * tree-ssa-pre.c: Fix a comment typo.
1222 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1224 PR tree-optimization/21171
1225 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1226 record address uses if the reference is volatile.
1228 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1230 * tree-complex.c (expand_vector_operation): New, extracted from
1231 expand_vector_operations_1.
1232 (tree_vec_extract): Build a NOP_EXPR.
1233 (expand_vec_parallel): Do not care about returning the correct type.
1234 (expand_vector_operations_1): Call expand_vector_operation.
1235 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1237 * tree-complex.c (gate_expand_vector_operations): New.
1238 (pass_lower_vector_ssa): Use it.
1239 * tree-optimize.c (init_tree_optimization_passes): Include
1240 pass_lower_vector_ssa.
1241 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1242 (vectorizable_operation): Use it.
1243 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1244 integer modes for the vector type.
1246 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1247 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1248 Do not cope with UNITS_PER_SIMD_WORD == 0.
1249 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1250 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1251 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1252 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1253 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1254 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1255 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1257 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1258 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1259 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1261 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1262 (UNITS_PER_SIMD_WORD): New.
1264 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1266 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1267 gcc_unreachable as appropriate.
1268 (ia64_expand_load_address, ia64_expand_tls_address,
1269 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1270 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1271 next_scratch_gr_reg, ia64_initial_elimination_offset,
1272 ia64_expand_prologue, ia64_expand_epilogue,
1273 ia64_output_dwarf_dtprel, ia64_print_operand,
1274 ia64_register_move_cost, first_instruction, rws_access_regno,
1275 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1276 ia64_sched_init, ia64_variable_issue,
1277 ia64_first_cycle_multipass_dfs_lookahead_guard,
1278 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1279 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1280 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1281 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1282 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1283 * config/ia64/predicates.md (got_symbolic_operand,
1284 sdata_symbolic_operand): Likewise.
1285 * config/ia64/vect.md (vcondv2sf): Likewise.
1287 2005-04-27 Matt Thomas <matt@3am-software.com>
1289 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1290 CONSTANT_ADDRESS_P in config/vax/vax.h
1291 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1292 (INDEX_REGISTER_P): New.
1293 (BASE_REGISTER_P): New.
1294 (indirectable_constant_address_p): New. Adapted from
1295 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1296 (indirectable_address_p): New. Adapted from
1297 INDIRECTABLE_ADDRESS_P in vax.h.
1298 (nonindexed_address_p): New. Adapted from
1299 GO_IF_NONINDEXED_ADDRESS in vax.h.
1300 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1301 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1302 (legitimate_address_p): New. Adapted from
1303 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1304 (vax_mode_dependent_address_p): New. Adapted from
1305 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1306 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1307 legitimate_constant_address_p.
1308 (CONSTANT_P): Use legitimate_constant_p.
1309 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1310 (INDIRECTABLE_ADDRESS_P): Removed.
1311 (GO_IF_NONINDEXED_ADDRESS): Removed.
1312 (INDEX_TEMP_P): Removed.
1313 (GO_IF_REG_PLUS_INDEX): Removed.
1314 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1315 definitions, depending on whether REG_OK_STRICT is defined.
1316 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1317 Two definitions, depending on whether REG_OK_STRICT is defined.
1318 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1320 (legitimate_constant_p): Prototype added.
1321 (legitimate_address_p): Prototype added.
1322 (vax_mode_dependent_address_p): Prototype added.
1324 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1326 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1328 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1331 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1334 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1337 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1338 assertion failures, if __gcc_host_wide_int__ is not properly
1340 (init_dynamic_diag_info): Give errors, not assertion failures, if
1341 location_t, tree or __gcc_host_wide_int__ are not properly
1344 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1346 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1347 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1348 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1349 prepare_decl_rtl, free_loop_data,
1350 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1353 * tree.h (tree_phi_node): Add a comment about the order of PHI
1356 2005-04-26 Paul Brook <paul@codesourcery.com>
1358 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1360 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1362 * config/mips.mips.c (mips_legitimize_tls_address): Use
1365 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1366 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1367 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1369 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1372 2005-04-26 Jeff Law <law@redhat.com>
1374 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1375 (op_iter_init_must_and_may_def): Likewise.
1376 (unmodifiable_var_p): Move to a later point in the file.
1377 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1378 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1379 (dse_record_phis): Directly check for virtual operands rather than
1380 using need_imm_uses_for.
1381 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1382 store has multiple V_{MAY,MUST}_DEF operands.
1384 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1386 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1389 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1391 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1392 call to find_edge outside a loop to go through a PHI chain.
1394 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1396 PR tree-optimization/17598
1397 * fold-const.c (fold_binary): Fold comparisons of addresses
1398 of COMPONENT_REFs which reference the same field to
1399 comparisons of the addresses of the base objects.
1401 2005-04-26 Julian Brown <julian@codesourcery.com>
1403 * config/arm/arm.c (arm_return_in_msb): New function.
1404 (arm_must_pass_in_stack): New function.
1405 (TARGET_RETURN_IN_MSB): Define target hook.
1406 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1407 (arm_function_value): Pad small aggregate return.
1408 (arm_pad_arg_upward): New function.
1409 (arm_pad_reg_upward): New function.
1410 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1411 (FUNCTION_ARG_PADDING): Define macro.
1412 (BLOCK_REG_PADDING): Define macro.
1413 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1414 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1415 (arm_pad_reg_upward): Declare function.
1417 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1419 * basic-block.h (ei_cond): New.
1420 (FOR_EACH_EDGE): Call ei_cond.
1422 PR tree-optimization/21047
1423 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1424 (fold): Don't handle ASSERT_EXPR.
1426 2005-04-25 Roger Sayle <roger@eyesopen.com>
1428 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1429 all writes to any stack register as a read/write dependency on
1431 (sched_analyze_2): Likewise, for reads from any stack register.
1433 2005-04-25 Richard Henderson <rth@redhat.com>
1435 * final.c (output_addr_const): Revert 2005-04-09 change.
1437 2005-04-25 Mike Stump <mrs@apple.com>
1439 * config/darwin.c (darwin_encode_section_info): Always set
1440 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1442 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1444 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1445 gensupport.c, protoize.c, toplev.c: Replace calls to
1446 `unlock_stream' with `unlock_std_streams'.
1448 2005-04-25 Devang Patel <dpatel@apple.com>
1450 * dbxout.c (dbxout_type): Emit attribute vector.
1452 2005-04-05 Paul Brook <paul@codesourcery.com>
1454 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1455 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1456 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1457 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1458 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1459 (register_dtor_fn): Likewise.
1460 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1462 2005-04-25 Ian Lance Taylor <ian@airs.com>
1464 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1465 * c-common.h (EXPR_STMT_EXPR): Don't define.
1466 (c_common_stmt_codes): Don't define.
1467 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1468 * c-gimplify.c (gimplify_expr_stmt): Remove.
1469 (c_gimplify_expr): Remove EXPR_STMT case.
1470 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1471 to INIT_STATEMENT_CODES.
1472 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1474 2005-04-25 Jan Hubicka <jh@suse.cz>
1476 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1478 * except.c: Include diagnostic.h
1479 (dump_eh_tree, verify_eh_tree): New functions.
1480 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1481 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1482 (dump_function_to_file): dump eh tree.
1483 * tree-eh.c (mark_eh_edge): New function.
1484 (mark_eh_edge_found_error): New static variable.
1485 (verify_eh_edges): New function.
1487 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1489 * tree-ssa-alias.c (fieldoff_t): Remove.
1490 (fieldoff_s): typedef the structure itself. Create a vector of
1492 (push_fields_onto_fieldstack): Return count of fields pushed.
1493 Remove peeling of first field. Adjust.
1494 (fieldoff_compare): Adjust.
1495 (create_overlap_variables_for): Adjust.
1497 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1499 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1501 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1504 * doc/install.texi: Document correct assembler and linker to use
1505 on i?86-*-solaris2.10.
1507 2005-04-25 Steven Bosscher <stevenb@suse.de>
1509 Fix PR tree-optimization/21173
1511 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1512 Unshare expression we pass to force_gimple_operand.
1514 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1515 Stephen Clarke <stevec@superh.com>
1516 Roger Sayle <roger@eyesopen.com>
1518 PR rtl-optimization/20413
1519 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1520 VOIDmode for LABEL_REF.
1521 * final.c (shorten_branches): Likewise.
1522 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1523 * loop.c (reg_dead_after_loop): Likewise.
1524 * varasm.c (decode_addr_const): Likewise.
1525 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1527 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1529 * config.gcc (avr-*-*): Remove redundant "case".
1531 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1533 * tree-vect-analyze.c (vect_mark_relevant): Take
1534 VEC(tree,heap) instead of varray_type as an argument.
1535 (vect_mark_stmts_to_be_vectorized): Change the type of
1536 worklist to VEC(tree,heap). Adjust uses of worklist.
1538 2005-04-24 Devang Patel <dpatel@apple.com>
1540 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1542 2005-04-24 Ian Lance Taylor <ian@airs.com>
1544 * c-semantics.c (build_stmt): Remove test of specific tree codes
1545 for TREE_SIDE_EFFECTS handling.
1547 2005-04-24 Per Bothner <per@bothner.com>
1549 * c-opts.c (finish_options): Make the line-number of the <built-in>
1550 location 0, as assumed elsewhere, rather than 1.
1552 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1554 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1556 (tree_ssa_uncprop, uncprop_finalize_block,
1557 uncprop_initialize_block): Update uses of equiv_stack.
1559 2005-04-24 Richard Henderson <rth@redhat.com>
1562 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1563 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1565 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1566 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1567 <DIV, MOD>: Likewise.
1569 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * collect2.c (main): Unlock the stdio streams.
1572 * gcc.c (main): Likewise.
1573 * gcov-dump.c (main): Likewise.
1574 * gcov.c (main): Likewise.
1575 * gen-protos.c (main): Likewise.
1576 * gensupport.c (init_md_reader_args_cb): Likewise.
1577 * protoize.c (main): Likewise.
1578 * toplev.c (general_init): Likewise.
1580 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1583 * cgraph.h (cgraph_local_info): Add vtable_method field.
1584 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1585 and node is vtable_method, finalized and not reachable, don't do
1588 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1590 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1592 * tree-ssa-pre.c (create_value_expr_from): Use
1593 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1594 * tree-ssa-propagate.c (stmt_makes_single_load,
1595 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1596 * tree-vect-transform.c (vect_is_simple_cond): Use
1598 * tree-vrp.c (extract_range_from_assert,
1599 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1602 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1603 of tpa_to_clear to VEC(int,heap). Update uses of
1604 tpa_to_clear. Free tpa_to_clear at the end.
1606 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1608 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1611 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1613 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1614 and gcc_unreachable as appropriate.
1615 (num_insns_constant, output_vec_const_move,
1616 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1617 rs6000_emit_set_const, rs6000_emit_move,
1618 spe_build_register_parallel, function_arg,
1619 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1620 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1621 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1622 rs6000_common_init_builtins, expand_block_clear,
1623 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1624 extract_ME, rs6000_get_some_local_dynamic_name,
1625 rs6000_output_function_entry, print_operand,
1626 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1627 output_cbranch, output_e500_flip_gt_bit,
1628 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1629 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1630 compute_save_world_info, rs6000_stack_info,
1631 rs6000_emit_load_toc_table, rs6000_frame_related,
1632 spe_synthesize_frame_save, rs6000_emit_epilogue,
1633 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1634 output_function_profiler, rs6000_trampoline_size,
1635 rs6000_initialize_trampoline, find_addr_reg,
1636 rs6000_machopic_legitimize_pic_address,
1637 rs6000_initial_elimination_offset,
1638 rs6000_dbx_register_number): Likewise.
1639 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1640 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1641 *movti_power, *movti_string, call, call_value, sibcall,
1642 sibcall_value): Likewise.
1643 * config/rs6000/spe.md (*movdf_e500_double,
1644 *movv2si_internal): Likewise.
1645 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1648 2005-04-24 Richard Henderson <rth@redhat.com>
1651 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1652 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1653 Deny modes smaller than 4 bytes.
1654 * config/i386/i386-protos.h: Update.
1656 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1658 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1659 Switch h8300-*-rtems* to ELF.
1661 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1663 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1665 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1667 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1669 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1672 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1674 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1676 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1677 definitions of ssa names in condition. Split recusive part to ...
1678 (tree_simplify_using_condition_1): New function.
1679 (expand_simple_operations): New function.
1681 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1683 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1684 (find_interesting_uses_cond): Do not use integer_zerop and
1685 integer_nonzerop to check for integer constants.
1686 (set_use_iv_cost): Record the value field.
1687 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1688 determine_use_iv_cost_outer): Set the value field of the cost pair.
1689 (may_eliminate_iv): Do not return the comparison code.
1690 (iv_elimination_compare): New function.
1691 (determine_use_iv_cost_condition): Set the value field. Record
1692 noneliminable invariants correctly.
1693 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1695 2005-04-23 DJ Delorie <dj@redhat.com>
1697 * diagnostic.c (warning): Accept parameter to classify warning option.
1698 (warning0): New, for when a pointer to an error() like function is needed.
1699 * errors.c (warning): Likewise.
1700 * errors.h (warning, warning0): Adjust prototypes.
1701 * toplev.h (warning, warning0): Likewise.
1703 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1704 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1705 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1706 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1707 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1708 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1709 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1710 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1712 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1713 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1714 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1715 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1716 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1717 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1718 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1719 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1720 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1721 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1722 config/rs6000/aix52.h, config/rs6000/darwin.h,
1723 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1724 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1725 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1726 config/stormy16/stormy16.c, config/v850/v850-c.c,
1727 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1730 2005-04-23 Richard Henderson <rth@redhat.com>
1733 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1734 performing some integral scalar simplifications.
1736 2005-04-23 Richard Henderson <rth@redhat.com>
1739 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1740 simplifying CONST_VECTOR.
1742 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1744 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1745 heap as an argument. Update uses of stack.
1746 (calculate_live_on_entry): Allocate stack on heap.
1748 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1749 partition_link and tpa_nodes on heap.
1751 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1752 (mark_stmt_necessary, propagate_necessity,
1753 mark_really_necessary_kill_operand_phis): Update uses of
1755 (tree_dce_init): Allocate worklist using VEC_alloc.
1756 (tree_dce_done): Free worklist using VEC_free.
1758 2005-04-23 Mike Stump <mrs@apple.com>
1760 * config/darwin.c (machopic_indirection_name): Don't use
1762 (darwin_emit_unwind_label): Use user_label_prefix instead of
1765 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1767 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1769 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1771 * config.gcc <cris-*>: Specify .opt files.
1772 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1773 config/cris/linux.opt: New files.
1774 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1775 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1776 (TARGET_ELF): Override to 0.
1777 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1778 -melinux-stacksize=N.
1779 * config/cris/cris.c: (cris_handle_option): New function.
1780 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1781 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1782 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1783 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1784 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1785 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1786 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1787 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1788 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1789 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1790 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1791 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1792 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1793 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1794 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1795 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1796 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1797 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1798 (TARGET_LINUX): Define 0.
1799 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1800 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1801 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1802 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1803 (TARGET_LINUX): Override to 1.
1804 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1806 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1808 * haifa-sched.c (schedule_block): Fix thinko in previous
1809 assertification patch.
1811 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1813 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1814 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1815 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1816 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1817 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1818 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1819 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1821 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1822 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1823 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1824 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1825 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1826 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1827 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1828 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1829 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1830 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1831 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1832 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1833 (SUBTARGET_OPTIONS): Delete.
1834 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1835 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1836 instead of a string.
1837 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1838 (pa_cpu_string, pa_unix_string): Delete.
1839 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1840 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1842 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1843 (pa_handle_option): New function.
1844 (override_options): Remove handling of -march=, -mfixed-range=,
1845 -mschedule= and -munix=.
1846 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1847 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1848 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1849 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1850 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1851 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1852 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1854 * config/pa/pa.opt: New file.
1855 * config/pa/pa-hpux.opt: New file.
1856 * config/pa/pa-hpux1010.opt: New file.
1857 * config/pa/pa-hpux1111.opt: New file.
1858 * config/pa/pa64-hpux.opt: New file.
1860 2005-04-22 David S. Miller <davem@davemloft.net>
1862 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1863 integer when it's mode is VOIDmode not DImode.
1865 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1867 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1868 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1869 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1870 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1871 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1872 "bne- $-xxx" rather than local labels.
1873 (sync_lock_release<mode>): Add second operand.
1874 (lwsync): Use .long rather than a more meaningful opcode.
1875 * doc/md.texi (Standard Names): Add description of second
1876 parameter to sync_lock_test_and_set.
1878 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1880 PR tree-optimization/21088
1881 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1883 * tree-vrp.c (compare_values): Use fold_binary to compare
1884 pointers. Use boolean_type_node as the type of a comparison
1885 expression being folded.
1886 * tree.h: Add prototypes for fold_unary, fold_binary,
1889 * tree-ssa-dom.c: Fix formatting.
1891 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1893 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1894 * lambda-code.c (perfect_nestify): Mark virtual operands in
1895 the moved statement for renaming.
1896 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1897 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1898 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1899 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1900 * tree-flow.h (struct var_ann_d): Update comments.
1901 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1902 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1903 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1904 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1905 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1906 debug_names_replaced_by): Remove declarations.
1907 (delete_update_ssa, get_current_def, set_current_def): Declare.
1908 (rewrite_into_loop_closed_ssa): Add new argument. Update
1910 * tree-into-ssa.c: Include params.h.
1911 (old_virtual_ssa_names): Remove. Update all users.
1912 (need_to_replace_names_p): Remove. Update all users.
1913 (struct update_ssa_stats_d): Declare.
1914 (update_ssa_stats): New local.
1915 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1916 dump_tree_ssa_stats, debug_tree_ssa_stats,
1917 dump_update_ssa, debug_update_ssa,
1918 dump_names_replaced_by, debug_names_replaced_by): Declare.
1919 (get_current_def, set current_def): Make extern.
1920 (is_old_name, is_new_name): Protect against references
1921 past the end of the sets.
1922 (add_new_name_mapping): Assert that OLD and NEW are
1923 different SSA names for the same symbol.
1924 When adding a virtual mapping, update stats for virtual
1926 (insert_phi_nodes_for): If UPDATE_P is true, create the
1927 LHS of the new PHI by duplicating SSA name VAR.
1928 (insert_phi_nodes_1): Remove. Update all users.
1929 (insert_phi_nodes): Remove second argument. Update all
1931 (maybe_replace_use, maybe_replace_def): New.
1932 (rewrite_update_stmt): Call them.
1933 (mark_def_interesting): Remove calls to is_gimple_reg.
1934 (prepare_phi_args_for_update): Remove. Update all users.
1935 (prepare_block_for_update): Only process virtual operands
1936 and GIMPLE registers in normal form.
1937 (prepare_use_sites_for): New.
1938 (prepare_names_to_update): Rename from prepare_def_sites.
1939 Call prepare_use_sites_for.
1940 (dump_update_ssa): Rename from dump_repl_tbl.
1942 Show statistics for virtual mapping heuristic.
1943 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1944 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1945 (delete_update_ssa): Make extern.
1946 (mark_set_for_renaming): If the set is empty, do nothing.
1947 (release_ssa_name_after_update_ssa): Update comment.
1948 (insert_updated_phi_nodes_for): Do not remove existing
1949 PHI nodes for symbols.
1950 (switch_virtuals_to_full_rewrite_p): New.
1951 (switch_virtuals_to_full_rewrite): New.
1952 (update_ssa): Call them.
1953 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1954 for every statement before updating.
1955 If all the names in NEW_SSA_NAMES have been marked for
1956 removal, do nothing.
1957 Only start at the top of the CFG if there are symbols in
1959 (ssa_rewrite_finalize_block): Remove.
1960 (ssa_register_new_def): Remove.
1961 (ssa_rewrite_stmt): Remove.
1962 (ssa_rewrite_phi_arguments): Remove.
1963 (ssa_rewrite_initialize_block): Remove.
1964 (ssa_mark_def_sites): Remove.
1965 (ssa_mark_def_sites_initialize_block): Remove.
1966 (ssa_mark_phi_uses): Remove.
1967 (rewrite_ssa_into_ssa): Remove.
1968 * tree-phinodes.c (find_phi_node_for): Remove.
1969 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1971 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1972 Remove calls to verify_dominators and
1973 verify_loop_structure.
1974 (tree_unswitch_single_loop): Call update_ssa.
1975 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1978 (delete_tree_ssa): Assert that need_ssa_update_p returns
1980 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1981 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1982 free_new_names): Remove. Update all users.
1983 (rename_use_op): Call get_current_def.
1984 (rename_variables_in_bb): Do not handle any real or
1986 (slpeel_update_phis_for_duplicate_loop): Call
1987 get_current_def and set_current_def instead of using
1989 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1990 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1991 ssa_names_to_replace and delete_update_ssa.
1992 * doc/invoke.texi: Document --param min-virtual-mappings
1993 and --param virtual-mappings-ratio.
1995 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1997 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1998 for newly created PHI nodes.
1999 Call create_new_def_for for every new V_MAY_DEF and
2000 V_MUST_DEF on the copied statement.
2001 (struct ssa_name_map_entry): Remove.
2002 (ssa_name_map_entry_hash): Remove.
2003 (ssa_name_map_entry_eq): Remove.
2004 (allocate_ssa_names): Remove.
2005 (rewrite_to_new_ssa_names_def): Remove.
2006 (rewrite_to_new_ssa_names_use): Remove.
2007 (rewrite_to_new_ssa_names_bb): Remove.
2008 (rewrite_to_new_ssa_names): Remove.
2009 (tree_duplicate_sese_region): Remove variables ver,
2010 definitions, phi, ssa_name_map and bi.
2011 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2013 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2014 update_ssa instead of rewrite_ssa_into_ssa.
2015 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2017 (find_uses_to_rename_use): Add argument 'need_phis'.
2018 (find_uses_to_rename_stmt): Do not scan virtual operands.
2019 (find_uses_to_rename): Only scan PHI nodes for
2021 (rewrite_into_loop_closed_ssa): Call update_ssa.
2022 (check_loop_closed_ssa_use): Ignore virtual operands.
2023 (check_loop_closed_ssa_stmt): Likewise.
2024 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2026 (rename_variables, set_phi_def_stmts): Remove.
2027 (tree_duplicate_loop_to_header_edge): Reformat comment.
2028 Remove variables BB, I and DEFINITIONS.
2029 Call need_ssa_update_p.
2031 (lv_adjust_loop_header_phi): Reformat comment.
2032 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2033 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2034 mark_for_rewrite, unmark_all_for_rewrite,
2035 marked_ssa_names): Remove. Update all users.
2036 (release_ssa_name): If VAR has been registered for SSA
2037 updating, do nothing.
2038 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2039 (build_assert_expr_for): Call register_new_name_mapping.
2040 (insert_range_assertions): Update call to update_ssa.
2041 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2042 marked_for_rewrite_p, any_marked_for_rewrite_p,
2043 marked_ssa_names): Remove.
2045 2005-04-22 Jeff Law <law@redhat.com>
2047 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2048 (restore_currdefs_to_original_value): Likewise.
2049 (register_definitions_for_stmt): Likewise.
2050 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2051 for each variable. Do not allocate/free block_defs_stack either.
2052 Do not iterate if we just thread jumps. Only iterate if the
2053 tree_cleanup_cfg does useful work (temporary).
2054 (dom_opt_initialize_block): No longer push a marker on
2056 (dom_opt_finalize_block): Removal call to restore currdefs.
2057 Relax restrictions for recording edge equivalences.
2058 (record_equivalences_from_phis): No longer need to track
2060 (optimize_stmt): Similarly.
2061 (thread_across_edge): Simplify by removing the requirement that
2062 statements in the block we are threading through must be nops.
2063 (initialize_hash_element): Handle GOTO_EXPR.
2065 2005-04-22 David S. Miller <davem@davemloft.net>
2067 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2069 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2070 fix check on CONST_DOUBLE mode. It should be VOIDmode
2071 when it is representing an integer.
2073 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2075 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2076 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2077 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2078 find_char_info_specifier_index,
2079 find_length_info_modifier_index): Likewise.
2080 * c-typeck.c (composite_type, pop_init_level): Likewise.
2081 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2082 * cse.c (cse_insn): Likewise
2083 * dominance.c (calc_dfs_tree): Likewise
2084 dwarf2out.c (loc_descriptor_from_tree_1,
2085 add_abstract_origin_attribute, force_decl_die,
2086 force_type_die): Likewise
2087 emit-rtl.c (operand_subword_force): Likewise
2088 explow.c (hard_function_value): Likewise
2089 expmed.c (store_bit_field, expand_divmod,
2090 emit_store_flag_force): Likewise
2091 expr.c (emit_move_multi_word, store_expr,
2092 expand_expr_real_1): Likewise
2093 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2094 output_operand): Likewise
2095 flow.c (recompute_reg_usage): Likewise
2096 * function.c (assign_stack_temp_for_type, assign_temp,
2097 handle_epilogue_set): Likewise
2098 * genextract.c (main): Likewise
2099 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2100 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2101 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2102 ready_remove, rm_line_notes, rm_other_notes,
2103 schedule_block): Likewise
2104 mips-tfile.c (copy_object, out_of_bounds): Likewise
2106 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2109 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2110 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2111 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2112 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2114 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2116 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2118 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2119 (gcc_tree_to_linear_expression): Convert to heap allocated
2121 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2122 lbv_to_gcc_expression, lle_to_gcc_expression,
2123 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2124 perfect_nestify): Likewise.
2125 lambda.h (gcc_loopnest_to_lambda_loopnest,
2126 lambda_loopnest_to_gcc_loopnest): Likewise.
2127 tree-loop-linear.c (linear_transform_loops): Likewise.
2129 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2131 * config/sparc/predicates.md (arith_double_operand): Use
2132 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2133 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2134 (DImode, DFmode constant splitters): Likewise. Remove code for
2135 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2136 (logical constant splitters): Use const_int_operand predicate.
2137 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2138 HOST_BITS_PER_WIDE_INT < 64.
2140 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2142 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2143 gcc_unreachable as appropriate.
2144 (force_mode, emit_move_sequence, singlemove_string,
2145 output_move_double, output_fp_move_double, find_addr_reg,
2146 output_block_move, output_block_clear, output_and,
2147 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2148 pa_adjust_cost, pa_issue_rate, print_operand,
2149 output_global_address, output_arg_descriptor, output_cbranch,
2150 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2151 output_call): Likewise.
2152 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2153 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2155 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2157 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2158 _gcov_pow2_profiler and _gcov_one_value_profiler.
2159 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2160 (GTFILES): Add $(srcdir)/tree-profile.c.
2161 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2162 __gcov_one_value_profiler): Declare.
2163 * gimplify.c (force_gimple_operand): Check whether the statements
2164 should be produced in ssa form.
2165 (force_gimple_operand_bsi): New function.
2166 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2167 __gcov_one_value_profiler): New functions.
2168 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2169 the profiled value is a power of two or not.
2170 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2171 * tree-flow.h (in_ssa_p): Declare.
2172 (force_gimple_operand_bsi): Declare.
2173 * tree-into-ssa.c (in_ssa_p): New variable.
2174 (rewrite_into_ssa): Set in_ssa_p.
2175 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2176 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2177 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2178 tree_one_value_profiler_fn): New variables.
2179 (tree_init_edge_profiler): Initialize the profiler function decls.
2180 (tree_gen_edge_profiler): Use global gcov_type_node.
2181 (prepare_instrumented_value): New function.
2182 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2183 tree_gen_one_value_profiler): Call the library functions instead of
2184 creating instrumentation code.
2185 * tree.c (build_fn_decl): New function.
2186 * tree.h (build_fn_decl): Declare.
2187 * value-prof.c (rtl_divmod_values_to_profile,
2188 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2189 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2190 Do not handle may_be_other and precise values of exponents at pow2
2192 (tree_mod_subtract_transform): Reflect that value field of
2193 histogram has changed meaning.
2194 (tree_divmod_values_to_profile): Record the values correctly.
2195 (tree_values_to_profile): Update comment.
2196 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2198 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2200 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2203 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2205 * config/i386/i386.md (length_immediate): Use gcc_assert or
2206 gcc_unreachable, as appropriate.
2207 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2208 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2209 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2210 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2211 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2212 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2213 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2214 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2215 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2216 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2217 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2218 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2219 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2220 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2221 *prefetch_sse_rex): Likewise.
2222 * config/i386/predicates.md (x86_64_immediate_operand,
2223 x86_64_zext_immediate_operand, symbolic_operand,
2224 no_seg_address_operand, aligned_operand,
2225 memory_displacement_operand): Likewise.
2226 * config/i386/sse.md (*mov<mode>_internal,
2227 *movv2df_internal): Likewise.
2229 2005-04-22 Jan Hubicka <jh@suse.cz>
2231 * Makefile.in (ipa.o, ipa-inline.o): New files.
2232 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2233 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2234 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2235 * cgraphunit.c (cgraph_default_inline_p,
2236 cgraph_decide_inlining_incrementally, ncalls_inlined,
2237 nfunctions_inlined, initial_insns, overall_insns,
2238 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2239 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2240 cgraph_mark_inline, cgraph_check_inline_limits,
2241 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2242 update_callee_keys, lookup_recursive_calls,
2243 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2244 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2245 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2246 pass_ipa_inline): Move to ipa-inline.c
2247 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2249 * ipa-inline.c: New file.
2251 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2253 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2254 is turned off by default on Solaris.
2256 2005-04-21 Roger Sayle <roger@eyesopen.com>
2258 * c-common.h (objc_build_method_signature): Update prototype.
2259 * stub-objc.c (objc_build_method_signature): Update the stub
2260 implementation to accept and ignore additional parameter.
2261 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2262 the value of ellipsis to objc_build_method_signature instead
2263 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2265 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2267 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2268 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2269 gen_rtx_* not gen_rtx_fmt_*.
2270 (rs6000_emit_vector_select): Likewise.
2271 (rs6000_emit_sync): New.
2272 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2273 (larx, stcx, cmp): New mode substitutions.
2274 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2275 UNSPEC_ISYNC): New constants.
2276 (rlwinm): Give name.
2277 (memory_barrier, isync, lwsync): New insns.
2278 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2279 (sync_lock_release<mode>): New expander.
2280 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2281 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2282 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2283 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2284 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2285 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2286 (sync_add<mode>_internal, sync_addshort_internal,
2287 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2288 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2289 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2291 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2292 is the memory before, not after, the operation. Clarify
2293 barrier requirements.
2295 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2297 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2298 * lambda.h (lambda_vector_min_nz): Likewise.
2299 * langhooks.h (struct lang_hooks_for_types,
2300 struct lang_hooks): Likewise.
2301 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2304 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2306 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2307 comments to avoid 'abort'. Use gcc_assert as necessary.
2308 * opts.c (common_handle_option): Likewise.
2309 * pretty-print.c (pp_base_format_text): Likewise.
2310 * print-rtl.c (print_rtx): Likewise.
2311 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2312 * regmove.c (try_auto_increment): Likewise.
2313 * reload.c (find_valid_class, find_reloads_toplev,
2314 find_equiv_reg): Likewise.
2315 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2316 merge_assigned_reloads): Likewise.
2317 * tree-inline.c (inline_forbidden_p_1,
2318 estimate_num_insns_1): Likewise.
2319 * tree-optimize.c (execute_todo): Likewise.
2320 * tree-outof-ssa.c (eliminate_phi): Likewise.
2321 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2322 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2323 * tree-ssa-operands.c (parse_ssa_operands,
2324 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2325 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2326 * tree-ssanames.c (release_ssa_name): Likewise.
2327 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2328 walk_tree): Likewise.
2330 * tree-ssa-operands.c (verify_abort): Fold into ..
2331 (verify_imm_links): ... here.
2333 2005-04-21 Richard Henderson <rth@redhat.com>
2335 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2336 on non-memory operand for previous inversion.
2338 2005-04-21 Devang Patel <dpatel@apple.com>
2340 PR optimization/20994
2341 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2342 x = !(a == b) : p , q;.
2343 (pass_if_conversion): Verify stmts and flow.
2345 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2347 * optabs.c (gen_conditional_trap): Restore #define.
2349 * alias.c (true_dependence): Remove 'abort' from comments. Use
2350 gcc_assert and gcc_unreachable as appropriate.
2351 (canon_true_dependence): Likewise.
2352 * bb-reorder.c (connect_traces): Likewise.
2353 * c-common.c (c_add_case_label): Likewise.
2354 * c-decl.c (finish_function): Likewise.
2355 * caller-save.c (insert_restore, insert_save): Likewise.
2356 * cfg.c (update_bb_profile_for_threading): Likewise.
2357 * cfganal.c (flow_active_insn_p): Likewise.
2358 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2359 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2360 cfg_layout_merge_blocks): Likewise.
2361 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2362 find_if_block): Likewise.
2363 * integrate.c (allocate_initial_values): Likewise.
2364 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2365 swap_condition, unsigned_condition, signed_condition,
2366 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2367 reg_or_subregno): Likewise.
2368 * lambda-code.c (lambda_compute_auxillary_space,
2369 lambda_transform_legal_p): Likewise.
2370 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2371 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2372 lhd_incomplete_type_error, lhd_expand_expr,
2373 lhd_types_compatible_p, lhd_tree_size): Likewise.
2374 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2375 * local-alloc.c (update_equiv_regs): Likewise.
2376 * loop-unroll.c (peel_loop_completely
2377 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2378 peel_loop_simple, unroll_loop_stupid,
2379 analyze_iv_to_split_insn): Likewise.
2380 * loop.c (gen_prefetch, find_and_verify_loops,
2381 basic_induction_var): Likewise.
2382 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2383 * value-prof.c (tree_find_values_to_profile): Likewise.
2384 * varasm.c (named_section, default_assemble_integer,
2385 decode_addr_const): Likewise.
2387 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2388 Fariborz Jahanian <fjahanian@apple.com>
2390 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2391 portion of argument passed in fpr.
2392 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2393 decide on partial argument save on stack.
2395 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2397 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2400 2005-04-21 Jan Hubicka <jh@suse.cz>
2402 * cgraphunit.c: Include tree-pass.h
2403 (cgraph_decide_recursive_inlining,
2404 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2405 cgraph_decide_inlining): Dump goes to dump_file.
2406 (cgraph_optimize): Call ipa passes instead of inliner.
2407 (cgraph_gate_inlining, pass_ipa_inline): New.
2408 * tree-optimize.c (all_ipa_passes): New static variable.
2409 (register_one_dump_file): Dead with IPA passes.
2410 (register_dump_files): Likewise.
2411 (init_tree_optimization_passes): Initialize IPA passes.
2412 (execute_todo): Do cgraph dump when asked to, do not dump function body
2414 * tree-pass.h (TODO_dump_cgraph): New macro.
2415 (ipa_passes): Declare.
2416 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2418 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2420 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2421 gcc_assert instead of abort.
2422 (classify_argument, examine_argument, construct_container,
2423 contains_128bit_aligned_vector_p, ix86_check_movabs,
2424 standard_80387_constant_opcode, standard_80387_constant_rtx,
2425 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2426 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2427 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2428 legitimize_tls_address, output_pic_addr_const,
2429 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2430 get_some_local_dynamic_name, print_operand, print_operand_address,
2431 output_387_binary_op, emit_i387_cw_initialization,
2432 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2433 ix86_expand_clear, ix86_expand_binary_operator,
2434 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2435 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2436 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2437 ix86_expand_branch, ix86_expand_setcc,
2438 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2439 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2440 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2441 memory_address_length, ix86_attr_length_immediate_default,
2442 ix86_attr_length_address_default, ix86_agi_dependant,
2443 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2444 ix86_expand_binop_builtin, ix86_force_to_memory,
2445 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2446 x86_emit_floatuns): Likewise.
2447 * config/i386/netware.c (gen_regparm_prefix,
2448 i386_nlm_strip_name_encoding): Likewise.
2449 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2451 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2453 * optabs.c (gen_condiational_trap): Remove #define.
2454 (add_equal_note): Assertify. Remove explicit indirection from
2455 call via function pointer.
2456 (expand_ternary_op, expand_simple_binop, expand_binop,
2457 expand_twoval_unop, expand_twoval_binop,
2458 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2459 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2460 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2461 prepare_float_lib_cmp, emit_conditional_move,
2462 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2463 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2464 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2465 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2467 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2469 * vec.h: Update API to separate allocation mechanism from type.
2470 (VEC_safe_grow): New.
2471 * vec.c (calculate_allocation): New.
2472 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2473 (vec_gc_free, vec_heap_free): Remove.
2474 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2476 (mangle_macro_name): New.
2477 (struct macro_def): New.
2478 (struct macro): Add multiple argument values.
2479 (macro_expans_end): New.
2480 (push_macro_expansion): Chain on new macro. Process multiple
2481 args, create follow on expansion. Return follow on argument.
2482 (macro_input): Deal with multiple arguments.
2484 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2485 (struct tree_binfo): Adjust.
2486 * basic-block.h: Define VEC(edge,gc).
2487 (struct edge_def): Adjust.
2488 (struct basic_block_def, struct edge_iterator): Likewise.
2489 (ei_container, ei_start_1, ei_last_1): Likewise.
2490 * cfg.c (connect_src, connect_dest): Likewise.
2491 * cfgrtl.c (force_nonfallthru_and_redirect)
2492 * dbxout.c (dbxout_type)
2493 * dwarf2out.c (gen_member_die)
2494 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2495 (gcc_tree_to_linear_expression): Adjust.
2496 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2497 lbv_to_gcc_expression, lle_to_gcc_expression,
2498 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2499 perfect_nestify): Likewise.
2500 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2501 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2502 * profile.c (instrument_values): Adjust.
2503 * tree-cfg.c (modified_noreturn_calls): Adjust.
2504 (remove_fallthru_edge): Likewise.
2505 * tree-dump.c (dequeue_and_dump): Adjust.
2506 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2507 * tree-flow.h (modified_noreturn_calls): Adjust.
2508 (tree_on_heap): Remove. (yay!)
2509 (register_new_def): Adjust.
2510 * tree-into-ssa.c: Define VEC(int,heap).
2511 (block_defs_stack): Adjust.
2512 (find_idf, insert_phi_nodes, register_new_def,
2513 rewrite_initialize_block, rewrite_finalize_block,
2514 register_new_update_single, rewrite_update_init_block,
2515 rewrite_update_fini_block, rewrite_blocks,
2516 ssa_rewrite_finalize_block, ssa_register_new_def,
2517 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2518 * tree-loop-linear.c (linear_transform_loops): Adjust.
2519 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2520 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2521 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2522 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2523 vrp_variables_stack): Adjust declarations.
2524 (tree_ssa_dominator_optimize): Adjust.
2525 (dom_opt_initialize_block, remove_local_expressions_from_table,
2526 restore_nonzero_vars_to_original_value,
2527 restore_vars_to_original_value,
2528 restore_currdefs_to_original_value, dom_opt_finalize_block,
2529 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2530 optimize_stmt, update_rhs_and_lookup_avail_expr,
2531 lookup_avail_expr, record_range): Likewise.
2532 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2533 (compute_antic_aux): Adjust.
2534 (inserted_exprs, create_expression_by_pieces,
2535 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2536 remove_dead_inserted_code, fini_pre): Likewise.
2537 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2538 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2539 ssa_prop_init): Likewise.
2540 * tree-ssa.c: Define VEC(bitmap,heap).
2541 (verify_name_tags): Adjust.
2542 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2543 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2544 tree_divmod_values_to_profile, tree_find_values_to_profile,
2545 value_profile_transformations): Likewise.
2546 * value-prof.h: Define VEC(histogram_value,heap).
2547 * varasm.c: Remove alias_pair pointer typedef, define
2549 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2551 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2552 not a pointer to it. Create an object vector.
2553 (extern_symbols): Turn into an object vector.
2554 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2556 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2559 * Makefile.in (tree-chrec.o): Depend on params.h.
2560 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2562 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2563 and fold build with fold_buildN.
2564 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2565 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2566 (tree_contains_chrecs): Compute an estimation of the size of the
2568 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2569 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2570 * tree-scalar-evolution.c (simple_iv): Ditto.
2571 * doc/invoke.texi (scev-max-expr-size): Documented.
2573 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2575 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2576 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2577 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2578 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2579 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2580 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2581 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2582 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2583 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2584 (darwin_fix_and_continue_switch): Delete.
2585 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2586 (SUBTARGET_SWITCHES): Delete.
2587 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2588 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2589 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2590 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2591 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2592 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2593 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2594 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2595 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2596 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2597 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2598 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2599 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2600 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2601 (TARGET_64BIT): Undef before redefining.
2602 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2603 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2604 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2605 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2606 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2607 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2608 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2609 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2610 (ix86_debug_arg_string, ix86_debug_addr_string)
2611 (ix86_align_loops_string, ix86_align_jumps_string)
2612 (ix86_align_funcs_string): Delete.
2613 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2614 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2615 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2616 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2617 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2618 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2619 (SUBTARGET_SWITCHES): Delete.
2620 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2621 (ix86_debug_addr_string): Delete.
2622 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2623 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2624 (ix86_align_loops_string, ix86_align_jumps_string)
2625 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2626 (ix86_align_funcs_string): Make static.
2627 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2628 (ix86_handle_option): New function.
2629 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2630 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2631 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2632 of darwin_fix_and_continue_switch.
2633 (darwin_one_byte_bool): Delete.
2634 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2635 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2636 to darwin_one_byte_bool.
2637 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2638 * config/i386/djgpp.opt, config/i386/i386.opt,
2639 * config/i386/sco5.opt: New files.
2641 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2643 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2644 fp_zero_operand, fp_register_operand, intreg_operand,
2645 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2646 call_operand, call_operand_address, tgd_symbolic_operand,
2647 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2648 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2649 sp64_medium_pic_operand, data_segment_operand,
2650 text_segment_operand, splittable_symbolic_memory_operand,
2651 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2652 eq_or_neq, normal_comp_operator, noov_compare_op,
2653 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2654 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2655 const64_operand, const64_high_operand, arith11_operand,
2656 arith10_operand, arith_double_operand, arith_double_4096_operand,
2657 arith_double_add_operand, arith11_double_operand,
2658 arith10_double_operand, small_int, small_int_or_double,
2659 uns_small_int, uns_arith_operand, clobbered_register,
2660 input_operand, compare_operand): Delete.
2661 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2662 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2663 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2664 (GEN_HIGHINT64, GEN_INT64): Delete.
2665 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2666 gen_safe_XOR64): Adjust for above deletion.
2667 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2668 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2669 (legitimate_constant_p): Use const_zero_operand instead.
2670 (sparc_extra_constraint_check): Likewise.
2671 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2672 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2673 (PREDICATE_CODES): Delete.
2674 * config/sparc/sparc.md: Include predicates.md.
2675 (All patterns): Adjust for new predicate names.
2676 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2677 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2678 (movdi): Use general_operand predicate.
2679 (movdi_sp64_dbl): Delete.
2680 (movdi_const64_special): Add 'N' constraint.
2681 (movdicc): Use arith10_operand predicate.
2682 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2683 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2684 (movdi_cc_reg_sp64_trunc): Delete.
2685 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2686 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2687 (subdi3_sp32): Delete.
2688 (subdi3_insn_sp32): Change to define_insn_and_split.
2689 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2690 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2691 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2692 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2693 small_int_operand predicate.
2694 (divdi3, udivdi3): Use arith_operand predicate.
2695 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2696 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2697 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2698 (xordi3_sp64_dbl): Delete.
2699 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2700 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2701 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2702 cmp_ccx_set_not): Use arith_operand predicate.
2703 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2704 * config/sparc/predicates.md: New file.
2706 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2708 PR tree-optimization/14846
2709 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2711 (fold_single_bit_test): ... here.
2712 (fold_binary): Call fold_single_bit_test_into_sign_test
2713 instead of fold_single_bit_test.
2715 2005-04-20 James E Wilson <wilson@specifixinc.com>
2718 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2719 is another declaration.
2721 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2723 * config/cris/predicates.md: New file.
2724 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2725 (cris_movem_load_rest_p): Declare.
2726 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2727 (cris_movem_load_rest_p): Ditto. Globalize.
2728 (cris_bdap_operand, cris_bdap_biap_operand,
2729 cris_orthogonal_operator, cris_commutative_orth_op,
2730 cris_operand_extend_operator,
2731 cris_additive_operand_extend_operator, cris_extend_operator,
2732 cris_plus_or_bound_operator, cris_mem_op,
2733 cris_general_operand_or_symbol,
2734 cris_general_operand_or_gotless_symbol,
2735 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2736 cris_load_multiple_op): Remove predicate functions.
2737 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2738 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2739 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2740 * config/cris/cris.md: Include predicates.md.
2741 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2743 2005-04-20 Ian Lance Taylor <ian@airs.com>
2745 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2746 * c-common.h (STMT_EXPR_STMT): Don't define.
2747 (STMT_EXPR_NO_SCOPE): Don't define.
2748 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2749 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2750 (pp_c_expression): Likewise.
2752 2005-04-20 Richard Henderson <rth@redhat.com>
2755 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2757 2005-04-20 Jeff Law <law@redhat.com>
2759 * reload1.c (reload): Ignore equivalences between pseudos and
2762 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2765 * c-tree.h (struct c_label_list): Update comment.
2766 (struct c_label_context): Rename to struct c_label_context_se.
2767 (label_context_stack): Rename to label_context_stack_se.
2768 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2769 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2770 c_end_vm_scope): New.
2771 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2772 * c-decl.c (pop_scope): Call c_end_vm_scope.
2773 (pushdecl): Call c_begin_vm_scope for variably modified
2775 (define_label): Check for jumping into scope of identifier with
2776 variably modified type. Push label on stack for those defined at
2777 current context of identifiers with variably modified type.
2778 (start_function): Create stack level for context of identifiers
2779 with variably modified type.
2780 (finish_function): Pop stack level for context of identifiers with
2781 variably modified type.
2782 * c-typeck.c (label_context_stack): Rename to
2783 label_context_stack_se.
2784 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2785 (c_finish_goto_label): Check for jumping into scope of identifier
2786 with variably modified type. Push label on stack for those jumped
2787 to from current context of identifiers with variably modified
2789 (struct c_switch): Add blocked_vm.
2790 (c_start_case): Initialize blocked_vm.
2791 (do_case): Check blocked_vm.
2792 (c_finish_case): Add comment.
2793 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2794 variable label_context_stack.
2796 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2798 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2799 conditional_replacement, value_replacement, abs_replacement,
2801 (replace_phi_edge_with_variable): Remove argument BB.
2802 (conditional_replacement, value_replacement,
2803 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2804 Update a call to replace_phi_edge_with_variable.
2806 * tree-ssa-phiopt.c: Fix comments.
2808 2005-04-20 Michael Matz <matz@suse.de>
2811 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2814 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2816 * tree-ssa-phiopt.c: Fix comment typos.
2818 PR tree-optimization/21116
2819 * tree-ssa-phiopt.c: Fix a typo.
2821 2005-04-19 Richard Henderson <rth@redhat.com>
2823 * builtins.c (expand_builtin_sync_operation): Revert last change.
2824 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2826 (expand_compare_and_swap_loop): Likewise.
2827 (expand_sync_operation): Remove fallback from NAND to AND; invert
2828 memory operand when expanding from cmpxchg.
2829 (expand_sync_fetch_operation): Likewise.
2830 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2833 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2834 when implementing NAND. Fix double-add for AFTER.
2835 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2836 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2837 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2839 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2842 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2843 to return old memory value.
2844 (sync_compare_and_swap_cc<IMODE>): Likewise.
2846 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2847 return pre-reload. Don't consider output or anti dependencies.
2848 * config/ia64/sync.md (IMODE): New.
2849 (modesuffix): Add QI and HI.
2850 (memory_barrier): Simplify expansion.
2851 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2852 (cmpxchg_acq_<IMODE>): Likewise.
2853 (sync_lock_test_and_set<IMODE>): Likewise.
2854 (sync_lock_release<IMODE>): Likewise.
2856 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2858 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2861 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2863 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2865 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2866 Joseph S. Myers <joseph@codesourcery.com>
2868 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2869 * c-typeck.c (build_c_cast): Check these options.
2870 * doc/invoke.texi: Document these options.
2872 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2874 * tree-ssa-phiopt.c: Update a comment about the pass.
2876 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2878 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2879 config/mcore/mcore.c: Fix comment typos.
2881 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2883 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2884 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2886 2005-04-19 Paul Brook <paul@codesourcery.com>
2888 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2890 2005-04-19 Andrew Haley <aph@redhat.com>
2893 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2894 looking at a field's bitpos.
2896 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2898 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2899 libiberty functions.
2901 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2903 PR tree-optimization/21096
2904 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2906 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2909 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2910 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2912 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2914 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2915 refers to the function being dumped.
2917 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2919 * varasm.c (assemble_start_function): Remove reset of in_section.
2921 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2923 PR tree-optimization/21085
2924 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2927 2005-04-19 Ben Elliston <bje@au.ibm.com>
2929 * doc/invoke.texi (Optimize Options): Refer to the correct
2930 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2932 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2934 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2935 alloca argument to be big enough.
2937 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2940 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2943 2005-04-18 Tom Tromey <tromey@redhat.com>
2945 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2948 2005-04-18 Richard Henderson <rth@redhat.com>
2950 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2951 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2952 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2953 * config/alpha/alpha-protos.h: Update.
2954 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2955 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2956 (attr type): Add ld_l, st_c, mb.
2957 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2958 iornotsi3, xorsi_internal, xornotsi3): New.
2959 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2960 (ev4_ist_c, ev4_mb): New.
2961 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2963 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2964 (ev6_ist): Add st_c.
2966 * config/alpha/sync.md: New file.
2968 2005-04-18 Richard Henderson <rth@redhat.com>
2970 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2973 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2975 2005-04-18 Devang Patel <dpatel@apple.com>
2977 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2979 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2981 PR tree-optimization/20922
2982 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2983 Fold X + c >= X and fold X - c <= X to true.
2985 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2987 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2989 (emergency_labeled_state_free): Likewise.
2991 2005-04-18 Nick Clifton <nickc@redhat.com>
2993 * config/h8300/h8300.md (jump): Remove prescan parameter from
2994 calls to final_scan_insn.
2996 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2997 parameter from calls to final_scan_insn.
2999 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3001 (v850e, v850e1): Use the v850.opt file for target specific
3004 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3006 PR tree-optimization/21001
3007 * tree-optimize.c (init_tree_optimization_passes): Move the
3008 first pass_forwprop immediately before pass_vrp.
3010 2005-04-17 Ian Lance Taylor <ian@airs.com>
3012 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3013 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3014 from enum tree_code op to bool is_sizeof.
3015 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3016 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3017 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3019 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3021 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3024 2005-04-17 Ian Lance Taylor <ian@airs.com>
3026 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3028 2005-04-17 Richard Henderson <rth@redhat.com>
3030 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3032 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3033 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3034 of indirection through ssa names while looking for the gpr counter
3036 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3037 saved va_list_gpr_size and va_list_fpr_size.
3039 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3041 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3042 both pointers or both integers.
3044 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3045 ASSERT_EXPRs for single-use variable.
3047 * tree-into-ssa.c: Fix a comment typo.
3049 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3051 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3052 -mipsN before forcing a default of -mips2.
3054 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3056 * predict.h (IS_TAKEN): Remove.
3057 * rtl.h (NOTE_PREDICTION): Likewise.
3059 * modulo-sched.c (CFG_HOOKS): Remove.
3061 * c-parser.c (N_C_TTYPES): Remove.
3063 * tree-flow-inline.h (get_stmt_operands): Remove.
3064 * lambda-code.c, tree-ssa-loop-unswitch.c,
3065 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3066 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3067 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3068 calls to get_stmt_operands.
3069 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3071 2005-04-17 Richard Henderson <rth@redhat.com>
3074 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3075 of CUMULATIVE_ARGS past the last named argument.
3076 (alpha_va_start): Expect pretend_args_size only if strictly less than
3079 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3082 * builtins.c (expand_builtin_strcat): Convert the result of
3083 strlen to the right type.
3084 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3085 avoid creating type mismatches.
3086 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3089 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3091 2005-04-16 Richard Henderson <rth@redhat.com>
3094 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3095 Use the mode of boolean_type_node when the user doesn't provide one.
3096 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3098 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3101 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3104 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3107 2005-04-16 Roger Sayle <roger@eyesopen.com>
3108 Steven Bosscher <stevenb@suse.de>
3110 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3111 (fold_unary_to_constant): Likewise.
3113 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3115 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3118 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3120 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3121 names related to target triplets.
3122 Remove i?86-*-esix from platform directory.
3123 Remove powerpc-*-eabiaix from platform directory.
3125 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3128 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3129 falling through from SUBREG case to REG.
3131 2005-04-15 Roger Sayle <roger@eyesopen.com>
3133 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3134 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3135 (fold_binary_to_constant): Simplify using fold_binary.
3136 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3138 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3140 * gthr-posix.c (pthread_cancel): Define.
3141 (pthread_mutexattr_init): Likewise.
3142 (pthread_mutexattr_settype): Likewise.
3143 (pthread_mutexattr_destroy): Likewise.
3145 2005-04-15 David S. Miller <davem@davemloft.net>
3148 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3150 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3152 PR tree-optimization/21031
3153 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3154 (forward_propagate_into_cond_1): Call it. Forward propagate
3155 integer-integer casts into COND_EXPRs.
3157 2005-04-15 Dave Korn <dave.korn@artimi.com>
3159 * gcc.c (default_compilers): Clarify obscure error message when
3160 reading from standard input.
3162 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3164 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3165 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3167 * tree-ssa-alias.c (init_alias_info): Remove a call to
3170 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3172 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3173 of non-virtual PHI nodes like we use to.
3175 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3177 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3178 (attr_copy_rtx): Do not use it.
3180 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3182 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3184 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3186 * tree-vect-transform.c (vectorizable_store): Mark necessary
3187 objects in the vectorized store needing renaming. Update the
3188 SSA graph for V_MAY_DEF operands in the original store.
3190 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3192 * tree-ssa-pre.c (compute_avail): It's okay to have
3193 TREE_INVARIANT's here, and value number the resulting expressions.
3194 (create_expression_by_pieces): Make sure operands that were
3195 min_invariant when we started, stay that way.
3197 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3199 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3201 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3203 PR tree-optimization/20936.
3204 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3206 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3208 * doc/invoke.texi: Fix typos.
3209 * doc/md.texi: Likewise.
3210 * doc/rtl.texi: Likewise.
3211 * doc/sourcebuild.texi: Likewise.
3212 * doc/tm.texi: Likewise.
3214 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3216 PR tree-optimization/21004
3217 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3218 and floorl in c99 mode only.
3219 * builtins.c (expand_builtin_int_roundingfn): Assert that
3220 fallback_fndecl is not NULL_TREE.
3222 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3224 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3225 * basic-block.h: Update the prototype for
3226 purge_all_dead_edges.
3227 * cfgexpand.c (tree_expand_cfg): Update a call to
3228 purge_all_dead_edges.
3229 * combine.c (combine_instructions): Likewise.
3230 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3231 rest_of_handle_cse2, rest_of_handle_gcse,
3232 rest_of_handle_postreload): likewise.
3234 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3237 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3238 e.g. cv-qualification conversions.
3240 2005-04-14 Mike Stump <mrs@apple.com>
3242 * config/darwin-c.c (framework_construct_pathname): We must
3243 find all headers of a framework in the first instance of it
3244 found in the seach path.
3246 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3248 PR tree-optimization/21021
3249 * tree-vrp.c (compare_values): Work around a bug in the front
3250 end that produces a comparison of mismatched types.
3252 2004-04-14 Richard Henderson <rth@redhat.com>
3254 * config/ia64/ia64.h (enum fetchop_code): Remove.
3255 (enum ia64_builtins): Move ...
3256 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3257 members except BSP and FLUSHRS.
3258 (ia64_init_builtins): Remove __sync builtins.
3259 (ia64_expand_builtin): Likewise.
3260 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3261 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3262 (ia64_expand_lock_release): Remove.
3263 * config/ia64/ia64.md (mf): Move to sync.md.
3264 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3265 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3266 * config/ia64/sync.md: New file.
3267 (memory_barrier): Rename from mf.
3268 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3269 (cmpxchg_acq_<I48MODE>): Likewise.
3270 (sync_lock_test_and_set<I48MODE>): Likewise.
3272 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3273 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3275 2004-04-14 Richard Henderson <rth@redhat.com>
3277 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3278 (ix86_compare_emitted): New.
3279 (ix86_expand_compare): Use ix86_compare_emitted if set.
3280 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3281 and ix86_compare_op0 are set.
3282 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3283 (TARGET_CMPXCHG, TARGET_XADD): New.
3284 (ix86_compare_emitted): Declare.
3285 * config/i386/i386.md: Include sync.md
3286 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3287 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3288 * config/i386/sync.md: New file.
3290 2004-04-14 Richard Henderson <rth@redhat.com>
3293 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3294 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3295 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3296 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3297 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3298 BT_FN_I8_VPTR_I8_I8): New.
3299 * builtins.def (DEF_SYNC_BUILTIN): New.
3300 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3301 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3302 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3303 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3304 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3305 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3306 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3307 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3308 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3309 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3310 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3311 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3312 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3313 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3314 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3315 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3316 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3317 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3318 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3319 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3320 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3321 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3322 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3323 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3324 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3325 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3326 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3327 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3328 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3329 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3330 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3331 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3332 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3333 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3334 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3335 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3336 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3337 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3338 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3339 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3340 BUILT_IN_SYNCHRONIZE: New.
3341 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3342 as a function. Accept __sync_ as a prefix as well.
3343 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3344 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3345 expand_builtin_lock_release): New.
3346 (expand_builtin): Call them.
3347 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3348 neither BOTH_P nor FALLBACK_P are defined.
3349 (builtin_type_for_size): New.
3350 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3351 (resolve_overloaded_builtin): New.
3352 * c-common.h (resolve_overloaded_builtin): Declare.
3353 (builtin_type_for_size): Declare.
3354 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3355 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3356 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3357 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3358 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3359 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3360 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3361 sync_compare_and_swap_cc, sync_lock_test_and_set,
3362 sync_lock_release): New.
3363 * optabs.h: Declare them.
3364 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3365 expand_sync_operation, expand_sync_fetch_operation,
3366 expand_sync_lock_test_and_set): Declare.
3367 * genopinit.c (optabs): Add sync optabs.
3368 * optabs.c (init_optabs): Initialize sync optabs.
3369 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3370 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3371 expand_sync_operation, expand_sync_fetch_operation,
3372 expand_sync_lock_test_and_set): New.
3373 * doc/extend.texi (Atomic Builtins): New section
3374 * doc/md.texi (Standard Names): Add sync patterns.
3376 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3378 * tree-eh.c (lower_try_finally_copy): Generate new code in
3379 response to goto_queue entries as if the queue was sorted by
3380 index, not pointers.
3381 (lower_try_finally_switch): Likewise.
3383 2005-04-14 Richard Henderson <rth@redhat.com>
3385 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3386 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3388 (ix86_expand_fp_movcc): Update to match.
3389 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3390 * config/i386/i386-protos.h: Update.
3391 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3392 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3394 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3396 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3399 2005-04-14 Julian Brown <julian@codesourcery.com>
3401 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3402 link failures on ppc64 Linux.
3404 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3406 * config.gcc: Set cpu_type for s390.
3408 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3410 Fix PR tree-optimization/20963
3411 * tree-ssa-pre.c (compute_avail): Remove special case for
3413 (create_expression_by_pieces): Add value numbers for forced out
3416 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3418 * config/cris/cris.md: Replace references to (reg:SI 16) with
3419 (reg:SI CRIS_SRP_REGNUM).
3421 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3423 PR tree-optimization/20657
3424 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3425 create an appropriate range from it.
3427 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3429 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3430 <UNSPEC_FIST_CEIL> case.
3432 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3433 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3434 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3435 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3436 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3437 (lfloor<mode>2): New expanders.
3438 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3439 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3440 to implement lceil and llceil built-ins as x87 intrinsic function.
3441 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3442 (lceil<mode>2): New expanders.
3444 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3446 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3447 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3449 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3452 * config/s390/s390-modes.def: Define TFmode.
3454 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3456 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3457 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3458 * config/mips/mips.c (mips16_insn_length): Remove reference to
3459 JUMP_TABLES_IN_TEXT_SECTION.
3461 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3463 * simplify-rtx.c (simplify_binary_operation_1): Return
3464 scalar or vector of constant 0, depending on the xor's
3467 2005-04-13 Dale Johannesen <dalej@apple.com>
3469 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3470 (objc-act.o): Ditto.
3471 * objc/objc-act.c (objc_gimplify_expr): New.
3472 (objc_get_callee_fndecl): New.
3473 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3474 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3475 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3477 2005-04-13 Devang Patel <dpatel@apple.com>
3479 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3482 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3484 CRIS prologue as RTL.
3485 * config/cris/cris-protos.h (cris_emit_movem_store)
3486 (cris_expand_prologue): Prototype.
3487 * config/cris/cris.c (struct machine_function): New member
3489 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3490 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3491 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3492 (cris_load_multiple_op, cris_return_address_on_stack)
3493 (cris_return_address_on_stack_for_return): ISO-Cify.
3494 (cris_store_multiple_op): New predicate function.
3495 (cris_expand_prologue, cris_emit_movem_store): New functions.
3496 (cris_print_operand) <case 'O'>: Handle modifications other than
3498 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3499 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3500 (cris_gen_movem_load): Rearrange slightly to make local variable
3501 src a parameter, removing osrc.
3502 (cris_setup_incoming_varargs): Set machine_function member
3503 stdarg_regs to correspond to the number of registers that need to
3505 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3507 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3508 cris_general_operand_or_gotless_symbol accept UNSPEC.
3509 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3510 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3511 ("*cris_store_multiple"): New pattern. Tweak common comment above
3512 this and "*cris_load_multiple".
3513 ("prologue"): New define_expand.
3515 * config/cris/cris.md ("epilogue"): Conditionalize on
3516 TARGET_PROLOGUE_EPILOGUE.
3518 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3521 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3522 fpsr 0 instead of fpsr 1.
3523 (divsf3_internal_thr): Ditto.
3524 (divdf3_internal_lat): Ditto.
3525 (divdf3_internal_thr): Ditto.
3526 (divxf3_internal_lat): Ditto.
3527 (divxf3_internal_thr): Ditto.
3529 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3531 PR tree-optimization/20913
3532 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3534 PR tree-optimization/20702
3535 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3536 dominator children that haven't been walked into.
3538 2005-04-13 Julian Brown <julian@codesourcery.com>
3540 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3541 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3544 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3546 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3547 config/i386/sse.md: Fix comment typos.
3549 * genattrtab.c (NULL_ATTR): Remove.
3550 * ifcvt.c (NULL_EDGE): Likewise.
3552 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3554 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3555 NOTE_PREDICT): Remove.
3557 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3559 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3560 * configure: Regenerate.
3561 * config.in: Likewise.
3562 * system.h: Declare vsnprintf if not already declared.
3564 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3566 * optc-gen.awk: Handle stand-alone Mask records.
3567 * opth-gen.awk: Likewise.
3568 * doc/options.texi (Option file format): Document them.
3569 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3570 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3571 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3572 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3573 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3574 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3575 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3576 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3577 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3578 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3579 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3580 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3581 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3582 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3583 TARGET_LONG_DOUBLE_128): Likewise.
3584 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3585 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3586 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3587 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3588 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3589 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3590 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3591 * config/sparc/sparc.c (fpu_option_set): New global.
3592 (sparc_handle_option): New function.
3593 (sparc_override_options): Test fpu_option_set.
3594 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3595 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3596 * config/sparc/sparc.opt: New file.
3597 * config/sparc/little-endian.opt: Likewise.
3598 * config/sparc/long-double-switch.opt: Likewise.
3600 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3602 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3603 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3604 * config/bfin/bfin.opt (mshared-library-id=): Lose
3605 Var(bfin_lib_id_given).
3607 2005-04-13 Matt Thomas <matt@3am-software.com>
3609 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3612 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3614 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3616 * cgraphunit.c (INSNS_PER_CALL): Remove.
3618 * tree-ssa-forwprop.c (vars,
3619 record_single_argument_cond_exprs,
3620 substitute_single_use_vars): Remove.
3621 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3623 (tree_ssa_forward_propagate_single_use_vars): Call
3624 forward_propagate_into_cond for each COND_EXPR.
3626 * tree-inline.c (INSNS_PER_STMT): Remove.
3628 2005-04-12 Richard Henderson <rth@redhat.com>
3630 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3631 (ix86_expand_sse_fp_minmax): ... from ...
3632 (ix86_expand_fp_movcc): ... here.
3633 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3634 * config/i386/i386-protos.h: Update.
3635 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3636 (sse_setccsf, sse_setccdf): Allow before reload.
3637 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3638 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3639 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3640 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3641 (anddf3, nanddf3, iordf3, xordf3): New.
3643 2005-04-12 Jeff Law <law@redhat.com>
3645 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3646 (tree-ssa-uncprop.o): Add dependencies.
3647 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3648 * tree-flow.h (remove_useless_stmts): Remove prototype.
3649 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3650 remove_useless_stmts.
3651 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3652 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3653 * tree-pass.h (pass_uncprop): Declare.
3654 * tree-ssa-uncprop.c: New file.
3656 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3659 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3661 2005-04-12 Caroline Tice <ctice@apple.com>
3663 Temporary fix for partitioning problems.
3664 * passes.c (rest_of_handle_final): Remove code that
3665 frees unlikely_text_section_name,
3666 * varasm.c (assemble_start_function): Test for partitioning
3667 flag before writing out section labels.
3668 (assemble_end_function): Test for partitioning flag before
3669 writing out section labels.
3671 2005-04-12 Steven Bosscher <stevenb@suse.de>
3672 Stuart Hastings <stuart@apple.com>
3673 Jan Hubicka <jh@suse.cz>
3675 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3676 references to gt-tree-cfg.h.
3677 * basic-block.h (struct basic_block_def): Don't skip rbi
3678 for garbage collection.
3679 (struct reorder_block_def): Make GTY-able.
3680 (struct control_flow_graph): New structure.
3681 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3682 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3683 but instead defines to the control_flow_graph for cfun.
3684 (label_to_block_map): New define, points to the label map of
3685 the control_flow_graph for cfun.
3686 (n_edges_for_function, n_basic_blocks_for_function,
3687 last_basic_block_for_function, basic_block_info_for_function,
3688 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3689 basic_block_info_for_function, label_to_block_map_for_function):
3690 Counterparts for the above, taking a struct function as an extra
3692 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3693 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3694 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3695 (alloc_rbi_pool, free_rbi_pool): Remove.
3696 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3697 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3699 (cfg_layout_finalize) ... and don't free it here.
3700 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3702 * flow.c (free_basic_block_vars): Set label_to_block_map and
3703 n_edges to zero too.
3704 * function.h (struct function): Add cfg field.
3705 * function.c (allocate_struct_function): Allocate the cfg.
3706 * tree-cfg.c (label_to_block_map): Remove.
3707 (build_tree_cfg): Don't allocate the rbi pool here...
3708 (delete_tree_cfg_annotations): ...and don't free it here.
3709 Also don't nullify label_to_block_map for cfun.
3711 2005-04-12 Caroline Tice <ctice@apple.com>
3713 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3714 Revert my patch from April 9.
3715 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3716 (reorder_basic_blocks): Revert my patch from April 9.
3717 (insert_section_boundary_note): Revert my patch from April 9.
3718 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3719 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3720 (COLD_END_LABEL): Revert my patch from April 9.
3721 (cold_text_section_label): Revert my patch from April 9.
3722 (cold_end_label): Revert my patch from April 9.
3723 (dwarf2out_switch_text_section): Revert my patch from April 9.
3724 (output_aranges): Revert my patch from April 9.
3725 (output_ranges): Revert my patch from April 9.
3726 (output_line_info): Revert my patch from April 9.
3727 (add_location_or_const_value_attribute): Revert my patch from April 9.
3728 (dwarf2out_var_location): Revert my patch from April 9.
3729 (dwarf2out_init): Revert my patch from April 9.
3730 (dwarf2out_finish): Revert my patch from April 9.
3731 * function.h (struct function): Revert my patch from April 9.
3732 * opts.c (decode_options): Revert my patch from April 9.
3733 * output.h (unlikely_section_label, hot_section_label,
3734 hot_section_end_label, cold_section_end_label,
3735 unlikely_text_section_name): Revert my patch from April 9.
3736 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3737 * varasm.c (unlikely_section_label, hot_section_label,
3738 hot_section_end_label, cold_section_end_label,
3739 unlikely_text_section_name): Revert my patch from April 9.
3740 (initialize_cold_section_name): Revert my patch from April 9.
3741 (unlikely_text_section): Revert my patch from April 9.
3742 (in_unlikely_text_section): Revert my patch from April 9.
3743 (named_section): Revert my patch from April 9.
3744 (function_section): Revert my patch from April 9.
3745 (current_function_section): Revert my patch from April 9.
3746 (assemble_start_function): Revert my patch from April 9.
3747 (assemble_end_function): Revert my patch from April 9.
3748 (default_section_type_flags_1): Revert my patch from April 9.
3750 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3752 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3753 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3755 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3757 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3760 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3761 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3763 2004-04-12 Richard Henderson <rth@redhat.com>
3765 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3766 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3767 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3768 (UNSPEC_*, UNSPECV_*): Renumber.
3770 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3773 From Richard Henderson <rth@redhat.com>:
3774 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3777 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3779 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3781 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3783 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3784 (bfin_library_id): New variable.
3785 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3786 instead of bfin_library_id_string.
3787 (bfin_handle_option): New function.
3788 (override_options): Remove most code to deal with shared library IDs,
3789 just check they aren't used without -mid-shared-library.
3790 (TARGET_HANDLE_OPTION): Define.
3791 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3792 * config/bfin/bfin.opt (mshared-library-id=): New.
3794 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3796 * tree-vect-transform.c: Fix comment typos.
3798 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3800 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3801 split critical edges when not possible/profitable.
3803 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3805 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3806 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3807 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3808 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3809 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3810 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3811 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3812 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3814 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3815 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3816 * config/ns32k/ns32k.opt: New file.
3818 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3820 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3821 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3822 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3823 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3824 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3825 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3826 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3827 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3828 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3829 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3830 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3831 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3832 (MASK_COLDFIRE): Formatting fixes.
3833 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3834 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3835 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3836 "_current_shared_library_a5_offset_".
3837 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3838 (MASK_ALL_CPU_BITS): New macro.
3839 (m68k_handle_option): New function.
3840 (override_options): Remove handling of m68k_library_id_string.
3841 * config/m68k/m68k.opt: New file.
3842 * config/m68k/ieee.opt: New file.
3844 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3846 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3847 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3848 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3849 (TARGET_CXX): Adjust accordingly.
3850 * target.h (struct gcc_target): Remove epxort_class_data. Add
3851 determine_class_data_visibility and class_data_always_comdat.
3852 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3853 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3854 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3855 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3856 (arm_cxx_determine_class_data_visibility): New.
3857 (arm_cxx_class_data_always_comdat): Likewise.
3858 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3859 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3860 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3861 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3862 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3865 2005-04-11 Devang Patel <dpatel@apple.com>
3867 * tree-data-ref.c (build_classic_dist_vector,
3868 compute_subscript_distance): Make externally visible.
3869 * tree-data-ref.h (build_classic_dist_vector,
3870 compute_subscript_distance): Same.
3871 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3872 Check distance vector against vectorization factor.
3873 (vect_analyze_loop): Determine vectorizaion factor before
3874 analyzing data dependences.
3875 * tree-vectorizer.c (loops_num): Make it externally visible and
3877 * tree-vectorizer.c (vect_loops_num): ... new name.
3878 * tree-vectorizer.h (vect_loops_num): New.
3880 2005-04-11 Devang Patel <dpatel@apple.com>
3882 * tree-vect-analyze.c (vect_analyze_operations): Check
3883 vectorizable codition.
3884 * tree-vect-transform.c (vect_is_simple_cond): New function.
3885 (vectorizable_condition): New function.
3886 (vect_transform_stmt): Handle condition_vec_info_type.
3887 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3888 condition_vec_info_type.
3889 (vectorizable_condition): New.
3891 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3893 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3894 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3895 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3897 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3898 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3900 * dwarf2out.c (output_line_info): Don't try to dereference
3901 a NULL current_function_decl.
3903 * config/t-slibgcc-darwin: Don't put shared libraries in
3904 directories other than $(slibdir).
3905 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3908 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3910 PR tree-optimization/20933
3911 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3912 logic to reject aliases between read-only and writable
3914 (may_alias_p): ... here.
3915 (get_tmt_for): Do not associate read-only tags to pointers
3916 whose pointed-to type is not read-only.
3917 * tree-ssa.c (verify_ssa): Check that memory stores have at
3918 least one V_MAY_DEF or V_MUST_DEF.
3920 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3923 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3924 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3925 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3926 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3928 (fwrite_unlocked): Fix prototype.
3930 * configure, config.in: Regenerate.
3932 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3934 * tree-ssa-loop-im.c: Include real.h.
3935 (determine_invariantness_stmt): If real division divisor is
3936 invariant and flag_unsafe_math_optimizations enabled, generate
3937 invariant reciprocal for hoisting.
3938 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3940 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3942 Fix PR tree-optimization/20926
3944 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3946 2005-04-11 Devang Patel <dpatel@apple.com>
3948 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3951 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3953 * fold-const.c (fold_binary_op_with_conditional_arg):
3954 use fold_buildN instead of "fold (buildN" in some
3956 (fold_unary): Likewise.
3957 (fold_binary): Likewise.
3959 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3961 Fix PR tree-optimization/20612
3962 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3964 (perfect_nestify): preheaderbb is *not* part of loop of the
3967 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3969 * tree-ssa-alias.c (may_alias_p): If the variable
3970 is a global variable and the pointer is parameter
3971 and -fargument-noalias-global is used, then
3972 the pointer cannot alias the variable.
3974 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3976 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3977 * config/sparc/sparc.h: Likewise.
3978 * config/sparc/sparc.md: Likewise.
3980 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3982 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3984 * tree-vrp.c: Fix a comment typo.
3986 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3988 PR tree-optimization/20920
3989 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3990 SSA_NAME flows through an abnormal edge.
3991 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3992 through abnormal edges.
3993 (maybe_add_assert_expr): Likewise.
3995 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3997 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3998 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3999 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4000 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4001 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4002 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4003 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4004 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4005 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4006 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4007 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4008 (TARGET_HANDLE_OPTION): Likewise.
4009 (s390_tune): Initialize to PROCESSOR_max.
4010 (s390_arch_string): Make static.
4011 (s390_tune_string, s390_warn_framesize_string): Delete.
4012 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4013 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4014 (s390_handle_arch_option, s390_handle_option): New functions.
4015 (override_options): Remove parsing of option strings.
4016 * config/s390/s390.opt: New file.
4018 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4020 * tree-complex.c (expand_vector_operations): Call
4021 update_stmt_if_modified.
4023 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4025 * tree-vect-analyze (vect_determine_vectorization_factor):
4026 Do not use GET_MODE_NUNITS.
4027 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4028 (vectorizable_load, vect_transform_loop): Likewise.
4030 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4032 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4033 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4034 * optabs.h (enum optab_index): Add new OTI_lceil.
4035 (lceil_optab): Define corresponding macro.
4036 * optabs.c (init_optabs): Initialize lceil_optab.
4037 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4038 and lceildi2 patterns.
4039 * builtins.c (expand_builtin_int_roundingfn): Handle
4040 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4041 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4042 BUILT_IN_LLCEIL{,F,L}.
4043 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4044 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4045 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4046 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4047 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4048 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4049 into lceil built-in function and (long long int)ceil{,f,l} into
4050 llceil built-in function.
4051 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4054 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4056 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4059 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4061 * config/arm/arm.c: Fix a comment typo.
4062 * doc/tree-ssa.texi: Fix a typo.
4064 2005-04-10 Steven Bosscher <stevenb@suse.de>
4066 * cselib.c (clear_table): Rename to cselib_clear_table.
4067 * cselib.h (cselib_clear_table): Add prototype.
4068 * gcse.c (gcse_main): Make 'f' argument unused.
4069 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4070 of each basic block instead.
4071 (compute_sets, compute_hash_table_work): Likewise.
4072 (constprop_register): Change int 'alter_jumps' argument to bool.
4073 (do_local_cprop): Likewise.
4074 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4075 the insn chain. Explicitly clear the cselib tables after finishing
4076 one basic block. Make sure there are no unterminated libcall blocks.
4077 Update compute_sets call.
4078 (cprop): Walk basic blocks instead of the insn chain.
4079 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4081 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4082 one_cprop_pass calls.
4084 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4086 * combine.c (combine_simplify_rtx): Remove a transformation that
4087 relies on an invalid assumption about rtl sign-extension semantics.
4089 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4091 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4092 to build_int_cst_wide.
4094 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4097 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4098 set the original address pseudo to the correct value before the
4099 original insn, if possible, and leave the insn alone, otherwise
4100 create a new pseudo, set it and replace it in the insn.
4101 * recog.c (validate_change_maybe_volatile): New.
4102 * recog.h (validate_change_maybe_volatile): Declare.
4104 2005-04-09 Caroline Tice <ctice@apple.com>
4106 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4107 Remove targetm.have_named_sections test.
4108 (fix_edges_for_rarely_executed_code): Likewise.
4109 (insert_section_boundary_note): Likewise.
4110 (reorder_basic_blocks): Check partitioning flag before calling
4111 verify_hot_cold_block_grouping.
4112 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4113 the function struct rather than global variables.
4114 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4115 (COLD_END_LABEL): Likewise
4116 (cold_text_section_label): New static global variable.
4117 (cold_end_label): Likewise.
4118 (dwarf2out_switch_text_section): Get hot/cold section labels from
4119 the function struct rather than global variables.
4120 (output_aranges): Use cold_text_section_label and cold_end_label;
4121 check partitioning flag before putting out delta.
4122 (output_ranges): Remove incorrect code attempting to use
4124 (output_line_info): Get cold section label from function struct.
4125 (add_location_or_const_value_attribute): Likewise.
4126 (get_subprogram_die): Get hot/cold section labels from function struct.
4127 (dwarf2out_var_location): Likewise.
4128 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4129 write out cold_text_section_label if partition flag is set.
4130 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4131 * function.h (struct function): Add new fields to point to hot/cold
4132 section labels: hot_section_label, cold_section_label,
4133 hot_section_end_label and cold_section_end_label; also add new field
4134 for cold text section name, unlikely_text_section_name.
4135 * opts.c (decode_options): Turn off partitioning flag if
4136 !targetm.have_named_sections.
4137 * output.h (hot_section_label): Remove.
4138 (hot_section_end_label): Remove.
4139 (cold_section_end_label): Remove.
4140 (unlikely_section_label): Remove.
4141 (unlikely_text_section_name): Remove.
4142 * passes.c (rest_of_handle_final): Remove code that frees
4143 unlikely_text_section_name.
4144 * varasm.c (unlikely_section_label): Remove.
4145 (hot_section_label): Remove.
4146 (hot_section_end_label): Remove.
4147 (cold_section_end_label): Remove.
4148 (unlikely_text_section_name): Remove.
4149 (initialize_cold_section_name): Modify to call
4150 targetm.strip_name_encoding; to store cold section name in current
4151 function struct, if it exists; and to only use the decl_section_name
4152 if flag_named_sections is true.
4153 (unlikely_text_section): Modify to get section name out of current
4154 function struct, if there is one; otherwise build it from
4155 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4156 (in_unlikely_text_section): Likewise.
4157 (named_section): Modify to get/put cold section name in current function
4158 struct, if there is one.
4159 (function_section): Change 'bool unlikely' to 'int reloc'; check
4160 targetm.have_named_sections before calling named_section.
4161 (current_function_section): Likewise.
4162 (assemble_start_function): Modify to get/put unlikely_text_section_name
4163 in current function struct; modify to get hot/cold section labels
4164 from function struct; initialize labels using
4165 ASM_GENERATE_INTERNAL_LABEL;
4166 test partitioning flag before writing out hot section label.
4167 (assemble_end_function): Test partitioning flag before writing out
4168 hot/cold section labels.
4169 (default_section_type_flags_1): Modify to use array instead of
4170 char* for unlikely_text_section_name; set flags correctly for
4171 cold text section if there is not a current function decl.
4173 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4175 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4176 and TI_VA_LIST_FPR_COUNTER_FIELD.
4177 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4178 * tree-pass.h (pass_stdarg): Add.
4179 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4180 * tree-stdarg.c: New file.
4181 * tree-stdarg.h: New file.
4182 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4183 (tree-stdarg.o): Add dependencies.
4184 * function.h (struct function): Add va_list_gpr_size and
4185 va_list_fpr_size fields.
4186 * function.c (allocate_struct_function): Initialize them.
4187 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4188 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4189 (TARGET_INITIALIZER): Add it.
4191 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4192 va_list_{g,f}pr_counter_field.
4193 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4194 area will not be used. Only save registers that tree-stdarg.c
4195 detected they need saving.
4196 (ix86_va_start): Don't set up fields that won't be used.
4198 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4199 va_list_{g,f}pr_counter_field.
4200 (setup_incoming_varargs): Don't do anything if reg_save
4201 area will not be used. Only save registers that tree-stdarg.c
4202 detected they need saving.
4203 (rs6000_va_start): Don't set up fields that won't be used.
4205 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4206 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4207 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4208 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4210 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4213 * config/i386/i386.c (construct_container): Pass empty aligned
4214 struct, union or class in memory.
4216 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4218 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4219 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4220 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4221 config/rs6000/predicates.md: Fix comment typos.
4223 * sched-int.h (haifa_insn_data): Remove blockage and units.
4224 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4225 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4226 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4228 2005-04-09 Jan Hubicka <jh@suse.cz>
4229 Steven Bosscher <stevenb@suse.de>
4231 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4232 * cfgloop.c (get_loop_exit_edges): Likewise.
4233 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4235 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4236 * tree-cfg.c (dump_cfg_status): Likewise.
4238 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4240 * config/rs6000/predicates.md (altivec_register_operand): Remove
4241 redundant match_code test.
4242 (gpc_reg_operand): Same.
4243 (cc_reg_operand): Same.
4244 (cc_reg_not_cr0_operand): Same.
4246 2005-04-09 Jan Hubicka <jh@suse.cz>
4248 Forgotten hunk from my last merge patch:
4249 * final.c (output_addr_const): Do not call mark_referenced.
4251 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4253 * doc/tree-ssa.texi: Add immediate use documentation.
4255 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4257 * arm.c (FL_WBUF): Define.
4258 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4259 (arm_is_6_or_7): Delete.
4260 (arm_tune_wbuf): New.
4261 (arm_override_options): Set arm_tune_wbuf.
4262 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4263 (arm_is_6_or_7): Delete declaration.
4264 (arm_tune_wbuf): New declartion.
4265 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4266 (model_wbuf): Derive from arm_tune_wbuf.
4267 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4268 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4269 (arm740t): Mark CPUs as having a write buffer.
4271 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4273 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4274 of 'const_double_operand' in operand 2 constraints. Update enable
4277 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4279 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4280 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4281 * optabs.h (enum optab_index): Add new OTI_lfloor.
4282 (lfloor_optab): Define corresponding macro.
4283 * optabs.c (init_optabs): Initialize lfloor_optab.
4284 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4285 and lfloordi2 patterns.
4286 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4287 (expand_builtin_int_roundingfn): New function.
4288 (fold_builtin_int_roundingfn): New prototype.
4289 (fold_builtin_int_roundingfn): New function, renamed from
4290 fold_builtin_lround.
4291 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4292 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4293 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4294 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4295 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4296 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4297 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4298 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4299 into lfloor built-in function and (long long int)floor{,f,l} into
4300 llfloor built-in function.
4301 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4304 2005-04-08 Ian Lance Taylor <ian@airs.com>
4306 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4307 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4308 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4309 (DO_COND, DO_BODY): Likewise.
4310 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4311 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4312 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4313 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4314 (build_continue_stmt, build_break_stmt): Don't declare.
4315 (c_do_switch_warnings): Update declaration.
4316 * c-gimplify.c (enum bc_t): Remove.
4317 (struct c_gimplify_ctx, ctxp): Remove.
4318 (push_context, pop_context): Remove static functions.
4319 (c_genericize): Don't call push_context or pop_context.
4320 (begin_bc_block, finish_bc_block): Remove static functions.
4321 (build_bc_goto): Likewise.
4322 (gimplify_c_loop): Likewise.
4323 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4324 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4325 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4326 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4327 * c-common.c (c_do_switch_warnings): Rename from
4328 c_do_switch_warnings_1.
4329 (c_do_switch_warnings) [old version]: Remove.
4330 (c_do_switch_expr_warnings): Remove.
4331 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4332 function instead of c_do_switch_expr_warnings.
4333 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4334 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4335 * c-pretty-print.c (pp_c_statement): Likewise.
4336 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4338 2005-04-08 Devang Patel <dpatel@apple.com>
4340 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4341 While selecting replacement condition pay attention to loop header.
4343 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4345 Merge from tree-cleanup-branch: VRP, store CCP, store
4346 copy-prop, incremental SSA updating of FUD chains and
4347 newly exposed symbols.
4349 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4350 (OBJS-common): Add tree-vrp.o.
4351 (tree-vrp.o): New rule.
4352 * basic-block.h (nearest_common_dominator_for_set): Declare.
4353 * common.opt (ftree-store-ccp): New flag.
4354 (ftree-copy-prop): New flag.
4355 (ftree-vrp): New flag.
4356 (ftree-store-copy-prop): New flag.
4357 * dominance.c (nearest_common_dominator_for_set): New.
4358 * domwalk.c (walk_dominator_tree): Only traverse
4359 statements in blocks marked in walk_data->interesting_blocks.
4360 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4361 * fold-const.c (fold): Handle ASSERT_EXPR.
4362 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4363 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4364 flag_tree_vrp at -O2.
4365 * timevar.def (TV_TREE_VRP): Define.
4366 (TV_TREE_COPY_PROP): Define.
4367 (TV_TREE_STORE_COPY_PROP): Define.
4368 (TV_TREE_SSA_INCREMENTAL): Define.
4369 (TV_TREE_STORE_CCP): Define.
4370 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4371 to kill_redundant_phi_nodes from comment.
4372 (verify_expr): Handle ASSERT_EXPR.
4373 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4374 argument. Update all users.
4375 (mark_call_clobbered_vars_to_rename): Remove. Update all
4377 * tree-flow-inline.h (unmodifiable_var_p): New.
4378 * tree-flow.h (enum value_range_type): Declare.
4379 (struct value_range_def): Declare.
4380 (value_range): Declare.
4381 (remove_all_phi_nodes_for): Remove. Update all users.
4382 (find_phi_node_for): Declare.
4383 (add_type_alias): Declare.
4384 (count_uses_and_derefs): Declare.
4385 (kill_redundant_phi_nodes): Remove.
4386 (rewrite_into_ssa): Remove.
4387 (rewrite_def_def_chains): Remove.
4388 (update_ssa, register_new_name_mapping, create_new_def_for,
4389 need_ssa_update_p, name_registered_for_update_p,
4390 release_ssa_name_after_update_ssa, dump_repl_tbl,
4391 debug_repl_tbl, dump_names_replaced_by,
4392 debug_names_replaced_by, mark_sym_for_renaming,
4393 mark_set_for_renaming, get_current_def, set_current_def,
4394 get_value_range, dump_value_range, debug_value_range,
4395 dump_all_value_ranges, debug_all_value_ranges,
4396 expr_computes_nonzero, loop_depth_of_name,
4397 unmodifiable_var_p): Declare.
4398 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4400 * tree-into-ssa.c (block_defs_stack): Update comment.
4401 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4402 syms_to_rename, names_to_release, repl_tbl,
4403 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4404 need_to_replace_names_p): New locals.
4405 (NAME_SETS_GROWTH_FACTOR): Define.
4406 (struct repl_map_d): Declare.
4407 (struct mark_def_sites_global_data): Add field
4409 (enum rewrite_mode): Declare.
4410 (REGISTER_DEFS_IN_THIS_STMT): Define.
4411 (compute_global_livein): Use last_basic_block instead of
4413 (set_def_block): Remove last argument. Update all callers.
4414 (prepare_use_operand_for_rename): Remove. Update all callers.
4415 (prepare_def_operand_for_rename): Remove. Update all callers.
4416 (symbol_marked_for_renaming): New.
4419 (repl_map_hash): New.
4421 (repl_map_free): New.
4422 (names_replaced_by): New.
4423 (add_to_repl_tbl): New.
4424 (add_new_name_mapping): New.
4425 (mark_def_sites): Assume that all the operands in the
4426 statement are in normal form.
4427 (find_idf): Assert that the block in the stack is valid.
4428 (get_default_def_for): New.
4429 (insert_phi_nodes_for): Add new argument 'update_p'.
4431 If update_p is true, add a new mapping between the LHS of
4432 each new PHI and the name that it replaces.
4433 (insert_phi_nodes_1): Only call find_idf if needed.
4434 (get_reaching_def): Call get_default_def_for.
4435 (rewrite_operand): Remove.
4436 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4437 and REWRITE_THIS_STMT are false.
4438 Assume that all the operands in the statement are in
4440 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4441 (rewrite_virtual_phi_arguments): Remove.
4442 (invalidate_name_tags): Remove.
4443 (register_new_update_single, register_new_update_set,
4444 rewrite_update_init_block, replace_use,
4445 rewrite_update_fini_block, rewrite_update_stmt,
4446 rewrite_update_phi_arguments): New.
4447 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4448 Add arguments 'entry', 'what' and 'blocks'.
4449 Initialize the dominator walker according to 'what' and
4451 Start the dominator walk at 'entry'.
4452 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4453 Use it to configure the dominator walker.
4454 (rewrite_into_ssa): Remove argument 'all'.
4456 (rewrite_all_into_ssa): Remove.
4457 (rewrite_def_def_chains): Remove.
4458 (mark_def_interesting, mark_use_interesting,
4459 prepare_phi_args_for_update, prepare_block_for_update,
4460 prepare_def_site_for, prepare_def_sites,
4461 dump_names_replaced_by, debug_names_replaced_by,
4462 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4463 delete_update_ssa, create_new_def_for,
4464 register_new_name_mapping, mark_sym_for_renaming,
4465 mark_set_for_renaming, need_ssa_update_p,
4466 name_registered_for_update_p, ssa_names_to_replace,
4467 release_ssa_name_after_update_ssa,
4468 insert_updated_phi_nodes_for, update_ssa): New.
4469 * tree-loop-linear.c (linear_transform_loops): Call
4470 update_ssa instead of rewrite_into_ssa.
4471 * tree-optimize.c (vars_to_rename): Remove.
4473 (init_tree_optimization_passes): Replace
4474 pass_redundant_phi with pass_copy_prop.
4476 Replace pass_ccp with pass_store_ccp.
4477 Add pass_store_copy_prop after pass_store_ccp.
4478 (execute_todo): If the TODO_ flags don't include updating
4479 the SSA form, assert that it does not need to be updated.
4480 Call update_ssa instead of rewrite_into_ssa and
4481 rewrite_def_def_chains.
4482 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4483 (tree_rest_of_compilation):
4484 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4485 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4486 TODO_cleanup_cfg): Renumber.
4487 (TODO_verify_loops, TODO_update_ssa,
4488 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4489 TODO_update_ssa_only_virtuals): Define.
4490 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4492 * tree-phinodes.c (make_phi_node): Update documentation.
4493 (remove_all_phi_nodes_for): Remove.
4494 (find_phi_node_for): New.
4495 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4496 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4497 (interpret_rhs_modify_expr): Likewise.
4498 * tree-sra.c (decide_instantiations): Mark all symbols in
4499 SRA_CANDIDATES for renaming.
4500 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4501 (mark_all_v_defs): New function. Update all users to call it
4502 with the whole list of scalarized statements, not just the
4504 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4505 (compute_flow_insensitive_aliasing): If the tag is
4506 unmodifiable and the variable isn't or vice-versa, don't
4507 make them alias of each other.
4508 (setup_pointers_and_addressables): If the type tag for
4509 VAR is about to change, mark the old one for renaming.
4510 (add_type_alias): New.
4511 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4512 (ccp_lattice_t): Rename from latticevalue.
4513 (value): Remove. Update all users.
4514 (const_val): New local variable.
4515 (do_store_ccp): New local variable.
4516 (dump_lattice_value): Handle UNINITIALIZED.
4517 (debug_lattice_value): New.
4518 (get_default_value): Re-write.
4519 (set_lattice_value): Re-write.
4520 (def_to_varying): Remove. Update all users.
4521 (likely_value): Return VARYING for statements that make
4522 stores when STORE_CCP is false.
4523 Return VARYING for any statement other than MODIFY_EXPR,
4524 COND_EXPR and SWITCH_EXPR.
4525 (ccp_initialize): Re-write.
4526 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4527 Move to tree-ssa-propagate.c.
4528 (ccp_lattice_meet): Handle memory stores when
4529 DO_STORE_CCP is true.
4530 (ccp_visit_phi_node): Likewise.
4531 (ccp_fold): Likewise.
4532 (evaluate_stmt): Likewise.
4533 (visit_assignment): Likewise.
4534 (ccp_visit_stmt): Likewise.
4535 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4539 (do_ssa_store_ccp): New.
4540 (gate_store_ccp): New.
4541 (pass_store_ccp): Declare.
4542 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4543 (may_propagate_copy): Reformat.
4544 Don't abort if ORIG is a virtual and DEST isn't.
4545 If NEW does not have alias information but DEST does,
4547 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4548 copy_prop_kind, which_copy_prop): Declare.
4549 (stmt_may_generate_copy, get_copy_of_val,
4550 get_last_copy_of, set_copy_of_val, dump_copy_of,
4551 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4552 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4553 init_copy_prop, fini_copy_prop, execute_copy_prop,
4554 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4555 store_copy_prop): New.
4556 (pass_copy_prop, pass_store_copy_prop): Declare.
4557 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4558 'num_const_prop' and 'num_copy_prop'.
4559 (cprop_operand): Update them.
4560 (dump_dominator_optimization_stats): Dump them.
4561 (tree_ssa_dominator_optimize): Call update_ssa instead of
4563 (loop_depth_of_name): Declare extern.
4564 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4565 values for LOW or HIGH.
4566 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4567 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4568 (cprop_operand): Only propagate if VAL != OP.
4569 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4570 statement for renaming.
4571 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4572 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4573 add_type_alias if necessary.
4574 Call mark_new_vars_to_rename.
4575 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4576 mark every statement updated, call update_ssa and
4577 rewrite_into_loop_closed_ssa.
4578 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4579 from LIVEIN if VAR is a virtual.
4580 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4581 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4582 (get_call_expr_operands): Reformat statement.
4583 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4585 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4586 SSA_NAME_VALUE for every name.
4587 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4588 get_value_loaded_by): New.
4589 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4590 substitute_and_fold): Move from tree-ssa-ccp.c.
4591 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4592 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4593 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4595 * tree-ssa.c (verify_use): Fix error message.
4596 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4597 check_phi_redundancy, kill_redundant_phi_nodes,
4598 pass_redundant_phi): Remove. Update all users.
4599 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4600 add_type_alias, if necessary.
4601 * tree-vectorizer.h (struct _stmt_vect_info): Update
4602 documentation for field 'memtag'.
4603 * tree-vrp.c: New file.
4604 * tree.def (ASSERT_EXPR): Define.
4605 * tree.h (ASSERT_EXPR_VAR): Define.
4606 (ASSERT_EXPR_COND): Define.
4607 (SSA_NAME_VALUE_RANGE): Define.
4608 (struct tree_ssa_name): Add field 'value_range'.
4609 (PHI_REWRITTEN): Remove.
4610 (struct tree_phi_node): Remove field 'rewritten'.
4611 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4612 -ftree-store-copy-prop): Document.
4613 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4614 Document usage of update_ssa.
4616 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4619 * config/rs6000/predicates.md (altivec_register_operand): Accept
4621 (and64_operand): Do not limit CONST_INT to mask64_operand.
4622 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4623 (and_operand): Do not limit CONST_INT to mask_operand.
4625 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4627 PR rtl-optimization/20466
4628 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4629 for overlap of the address of each list member.
4630 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4632 2005-04-08 Mike Stump <mrs@apple.com>
4634 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4636 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4639 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4641 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4643 * function.c (push_function_context_to): Don't set
4645 * function.h (function): Remove contains_functions.
4646 (current_function_contains_functions): Remove.
4648 * function.h (function): Remove instrument_entry_exit.
4649 (current_function_instrument_entry_exit): Remove.
4651 * function.h (nonlocal_labels): Remove.
4653 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4655 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4656 (check_attr_value, write_attr_get, write_expr_attr_cache,
4657 find_attr, make_internal_attr): Don't reference negative_ok or
4659 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4660 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4661 (ATTR_STATIC): Adjust the value.
4663 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4665 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4667 * config/s390/tpf.h (ASM_SPEC): Define.
4669 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4671 * tree-flow.h: Remove the prototype for
4672 redirect_immediate_uses.
4673 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4675 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4677 * arm.c (arm_const_double_by_parts): New function.
4678 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4679 * arm.md (define_split for 64-bit constants): Add another one.
4681 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4683 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4685 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4687 * system.h: Revert last change.
4689 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4691 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4692 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4693 (TARGET_SWITCHES): Delete.
4694 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4695 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4696 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4697 * config/xtensa/xtensa.opt: New file.
4699 2005-04-08 Ben Elliston <bje@au.ibm.com>
4701 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4702 * config/fp-bit.h: Tidy comments.
4704 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4706 * system.h: Poison PARAMS.
4708 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4710 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4711 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4712 (TARGET_SWITCHES): Delete.
4713 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4714 * config/vax/vax.opt: New file.
4716 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4718 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4720 2005-04-07 Ian Lance Taylor <ian@airs.com>
4722 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4724 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4725 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4728 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4730 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4731 all immediate uses in PHI nodes.
4733 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4735 * arm.c (arm_const_double_inline_cost): Handle any constant by
4736 using gen_lowpart and gen_highpart_mode.
4737 (note_invalid_constants): All constants in an RTX with a constraint
4738 that permits memory are now pushed to the constant pool.
4739 (output_move_double): Delete code to handle reg to reg and
4740 constant to reg moves.
4741 (const_double_needs_minipool, output_mov_immediate): Delete.
4742 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4743 CONST_INT and CONST_VECTOR.
4744 * arm.md (ANY64): New mode macro.
4745 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4746 (movdf_soft_insn): Split reg-reg and const-reg moves.
4747 (split patterns for 64-bit constant and register moves): New.
4748 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4749 (cirrus_movdf_hard_insn): Likewise.
4750 * fpa.md (movdf_fpa): Likewise.
4751 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4752 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4754 (movv2si_internal_2): Likewise.
4755 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4756 (movdf_vfp): Likewise.
4757 * arm-protos.h (output_mov_immediate): Delete prototype.
4759 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4762 * simplify-rtx.c (simplify_unary_operation_1): Check
4763 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4765 2005-04-06 James E Wilson <wilson@specifixinc.com>
4768 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4771 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4773 * coverage.h (GCOV_TYPE_NODE): Delete.
4774 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4775 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4776 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4777 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4778 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4780 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4783 * Makefile.in (gcc.pot): Remove options.c dependency.
4784 * optc-gen.awk: Don't quote help strings with N_().
4786 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4788 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4789 the function returns a pointer type.
4791 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4793 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4794 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4795 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4796 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4797 explicit_uses members.
4798 (get_or_create_used_part_for): Initialize new fields.
4799 (fieldoff_compare): New function.
4800 (create_overlap_variables_for): Count number of fields, use
4801 heuristic to determine whether to create subvars for vars with
4803 Sort the field list by offset and avoid creating duplicate SFT's.
4805 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4807 * c.opt (-F): Remove trailing whitespace from help string.
4808 (-finput-charset): Use a tab to separate the switch name and help
4810 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4811 (-ftree-vectorizer-verbose): Likewise.
4813 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4815 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4816 a PHI argument where a use occurs instead of all PHI arguments.
4818 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4820 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4823 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4825 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4826 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4827 config/bfin/bfin.h: Fix comment typos.
4829 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4831 * doc/install.texi: Update the URL for Jacks.
4832 * doc/sourcebuild.texi: Likewise.
4834 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4837 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4838 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4840 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4842 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4844 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4846 * config/v850/v850-protos.h (override_options): Delete.
4847 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4848 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4849 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4850 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4851 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4852 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4853 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4854 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4855 (OVERRIDE_OPTIONS): Delete.
4856 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4857 (small_memory_info): Remove the value field.
4858 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4860 * config/v850/v850.c (small_memory): Remove the value field.
4861 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4862 (override_options): Delete.
4863 (v850_handle_memory_option, v850_handle_option): New functions.
4864 * config/v850/v850.opt: New file.
4866 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4868 * config.host: Add a section for generic hosts, and a subsection
4869 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4870 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4871 * config/host-darwin.h: New.
4872 * config/x-darwin: New.
4873 * config/i386/host-i386-darwin.c: New.
4874 * config/i386/x-darwin: New.
4875 * config/rs6000/host-darwin.c: Include host-darwin.h.
4876 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4877 (darwin_rs6000_gt_pch_use_address): Likewise.
4878 * config/rs6000/x-darwin: Change name of .o built, update
4879 dependencies for changes to rs6000/host-darwin.c.
4881 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4884 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4886 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4888 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4889 split_loop_exit_edge instead of loop_split_edge_with.
4891 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4893 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4894 UNSPEC_SET_VSCR): New constants, used throughout.
4896 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4898 (altivec_vspltis<VI_char>): ... this pattern, using
4899 a QImode const_int_operand for the immediate.
4900 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4903 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4906 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4908 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4910 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4912 2005-04-06 Ben Elliston <bje@au.ibm.com>
4914 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4915 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4916 macros as living in "this file" and not gcc.h.
4918 2005-04-06 Ben Elliston <bje@au.ibm.com>
4920 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4921 -ftree-live_range_split. Perhaps renamed at some point?
4923 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4926 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4927 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4929 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4931 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4932 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4933 (number_of_iterations_special): New function.
4934 (number_of_iterations_exit): Use number_of_iterations_special.
4935 Use simplify_using_outer_evolutions only at -O3.
4936 (number_of_iterations_cond, tree_simplify_using_condition,
4937 simplify_using_initial_conditions, loop_niter_by_eval,
4938 compare_trees, can_count_iv_in_wider_type_bound,
4939 simplify_using_outer_evolutions): Use fold_build.
4941 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4943 * doc/install.texi (Configuration): Document --with-java-home.
4945 2005-04-05 Richard Henderson <rth@redhat.com>
4949 * config/i386/i386.c (print_operand): Handle vector zeros.
4950 (ix86_split_to_parts): Handle CONST_VECTOR.
4951 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4952 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4953 what modes to tie for MMX and SSE registers.
4954 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4955 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4956 to vector modes as well.
4957 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4958 properly as an input mode.
4960 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4962 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4964 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4966 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4968 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4970 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4971 and local functions, set sse_nregs to 8 and float_in_sse.
4972 (function_arg_advance, function_arg): If float_in_sse, pass
4973 SFmode and DFmode arguments in SSE registers.
4974 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4976 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4977 of -funit-at-a-time.
4979 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4981 * config/i386/i386-protos.h (ix86_function_value): Accept two
4982 arguments, like the target macro.
4983 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4984 * config/i386/i386.c (ix86_function_value): Accept the second
4985 argument of the target macro.
4986 (ix86_function_ok_for_sibcall): Pass a function pointer to
4987 ix86_function_value.
4988 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4989 call to ix86_value_regno).
4990 (ix86_value_regno): Add support for returning floating point values
4993 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4995 PR tree-optimization/20076
4996 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4997 that call __builtin_return or __builtin_apply_args.
4999 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5001 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5002 Use immediate use iterator.
5003 (stmt_is_bumper_for_loop): Use immediate use iterator.
5004 * predict.c (strip_builtin_expect): Use update_stmt.
5005 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5006 on all elements of a STATEMENT_LIST.
5007 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5008 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5009 (bsi_replace): Mark stmt as modified and the update it.
5010 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5011 (expand_complex_libcal): Call update_stmt.
5012 (expand_complex_comparison): Call mark_stmt_modified.
5013 (expand_complex_operations_1): Call update_stmt_if_modified.
5014 (expand_vector_operations_1): Call mark_stmt_modified.
5015 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5016 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5017 add_immediate_use, redirect_immediate_use,
5018 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5019 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5020 (mark_new_vars_to_rename): Call update_stmt.
5021 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5022 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5024 (unmodify_stmt): Delete.
5025 (update_stmt): New. Force an update of a stmt.
5026 (update_stmt_if_modified): update a stmt if it is out of date.
5027 (get_stmt_operands): Verify stmt is NOT modified.
5028 (stmt_modified_p): Update comment.
5029 (delink_imm_use): Remove a use node from its immuse list.
5030 (link_imm_use_to_list): Link a use node to a specific list.
5031 (link_imm_use): Link a node to the correct list.
5032 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5033 it in the correct list, if appropriate.
5034 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5035 (relink_imm_use): Link a use node in place of another node in a list.
5036 (relink_imm_use_stmt): LInk a node in place of another node, and set
5038 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5039 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5040 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5041 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5042 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5043 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5044 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5045 (has_zero_uses): New. Return true if there are no uses of a var.
5046 (has_single_use): New. Return true if there is only a single use of a
5048 (single_imm_use): New. Return the simgle immediate use.
5049 (num_imm_uses): New. Return the number of immediate uses.
5050 (get_v_must_def_ops): Use is now a pointer.
5051 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5052 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5054 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5055 (delink_stmt_imm_use): Delink all immuses from a stmt.
5056 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5057 * tree-flow.h (struct dataflow_d): Delete.
5058 (immediate_use_iterator_d): New. Immediate use iterator struct.
5059 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5060 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5061 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5063 (struct stmt_ann_d): Remove dataflow_t from struct.
5064 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5065 (if_convertible_phi_p): Use FAST immuse iterator.
5066 (if_convertible_loop_p): Don't call compute_immediate_uses.
5067 (replace_phi_with_cond_modify_expr): Call update_stmt.
5068 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5069 update_stmt_if_modified.
5070 (rewrite_all_into_ssa): Initialize ssa operands.
5071 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5072 compute_immediate_uses.
5073 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5074 ssa_property is available.
5075 (execute_one_pass): Change parameters passed to execute_todo.
5076 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5077 (remove_ssa_form): Call fini_ssa_operands.
5078 (insert_backedge_copies): Delete call to modify_stmt.
5079 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5080 (release_phi_node): Delink any use nodes before releasing.
5081 (resize_phi_node): Relink any use nodes.
5082 (remove_phi_arg_num): Delink the use node.
5083 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5084 (remove_all_phi_nodes_for): Release phi node first.
5085 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5086 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5087 (scalarize_use, scalarize_copy): Call update_stmt.
5088 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5089 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5090 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5091 (ccp_initialize): Remove call to compute_immediate_uses.
5092 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5093 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5095 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5096 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5097 (eliminate_redundant_computations): Call mark_stmt_modified.
5098 (cprop_operand): Call mark_stmt_modified.
5099 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5100 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5101 (dse_optimize_stmt): Use new immuse interface.
5102 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5103 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5104 (substitute_single_use_vars): Use new immuse interface.
5105 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5106 and compute_immediate_uses.
5107 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5109 (rewrite_mem_refs): Call update_stmt.
5110 (determine_lsm): Remove call to compute_imm_uses and free_df.
5111 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5112 (try_unroll_loop_completely): Call update_stmt.
5113 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5114 (rewrite_use_compare): Call update_stmt.
5115 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5116 (rewrite_use) : Call update_stmt.
5117 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5118 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5120 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5121 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5122 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5124 (initialize_vuse_operand): New. Initialize a vuse operand.
5125 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5126 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5127 (finalize_ssa_defs): Use stmt parameter.
5128 (correct_use_link): Ensure a use node is in the correct list, and has
5129 the correct stmt pointer.
5130 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5131 finalize_ssa_v_must_defs): Also initialize use nodes.
5132 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5133 (build_ssa_operands): Seperate parsing from final operand construction.
5134 (parse_ssa_operands): New. Parse entry point for operand building.
5135 (swap_tree_operands): New. Swap 2 tree operands.
5136 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5138 (get_expr_operands): Call swap_tree_operands when needed.
5139 (copy_virtual_operands): Use initialize routines for virtual use ops.
5140 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5141 (verify_abort): New. Issue imm_use error.
5142 (verify_imm_links): New Verify imm_use links for a var.
5143 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5144 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5145 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5146 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5147 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5148 (NULL_USE_OPERAND_P) Define.
5149 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5151 (struct vuse_operand_type): New struct.
5152 (SET_USE): Call set_ssa_use_from_ptr.
5154 (PHI_ARG_INDEX_FROM_USE): Define.
5155 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5156 argument via SET_USE, not PHI_ARG_DEF_TREE.
5157 * tree-ssa-pre.c (eliminate): Call update_stmt.
5158 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5160 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5161 (nearest_common_dominator_of_uses): Use imm_use iterator.
5162 (statement_sink_location): Use imm_use iterator and interface.
5163 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5164 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5165 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5166 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5167 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5168 if new parameter is true.
5169 (init_tree_ssa): Don't initialize operand cache here.
5170 (delete_tree_ssa): Don't destroy operand cache here.
5171 (propagate_into_addr): Pass in a use pointer, return true if anything
5173 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5174 (check_phi_redundancy): Use imm_use iterator.
5175 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5177 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5178 (release_ssa_name): Delink node and all elements in its imm_use list.
5179 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5180 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5181 * tree-vectorizer.c (need_imm_uses_for): Delete.
5182 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5183 * tree.h (struct ssa_imm_use_d): Define.
5184 (SSA_NAME_IMM_USE_NODE): Define.
5185 (struct tree_ssa_name): Add imm_use node.
5187 (PHI_ARG_IMM_USE_NODE): Define.
5188 (struct phi_arg_d): Add imm_use node.
5189 (struct tree_phi_node): Remove struct dataflow_d element.
5190 (TDF_STMTADDR): Define.
5192 2005-04-05 Dale Johannesen <dalej@apple.com>
5194 * doc/invoke.texi (Optimization Options): Remove
5195 duplicate -fcse-follow-jumps. Add -fweb.
5196 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5197 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5199 2005-04-05 Per Bothner <per@bothner.com>
5201 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5202 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5203 (warn_uninit): Get EXPR_LOCUS from context now instead.
5204 This fixes a USE_MAPPED_LOCATION testsuite failure.
5206 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5208 2005-04-05 Per Bothner <per@bothner.com>
5210 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5211 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5212 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5215 2004-04-05 Devang Patel <dpatel@apple.com>
5217 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5218 (lhsr<mode>3): ... new name.
5219 (altivec_vsra<VI_char>): Rename to ..
5220 (ashr<mode>3): ... new name.
5221 * config/rs6000/rs6000.c (builtin_description): Rename shift
5224 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5226 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5227 gen_lowpart_for_combine.
5228 * cse.c (gen_lowpart_if_possible): Move...
5229 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5231 (gen_lowpart_no_emit_general): Use it.
5233 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5235 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5238 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5240 * system.h: Fix typo.
5242 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5244 * config/bfin/bfin-modes.def: New file.
5245 * config/bfin/bfin-protos.h: New file.
5246 * config/bfin/bfin.c: New file.
5247 * config/bfin/bfin.h: New file.
5248 * config/bfin/bfin.md: New file.
5249 * config/bfin/bfin.opt: New file.
5250 * config/bfin/crti.s: New file.
5251 * config/bfin/crtn.s: New file.
5252 * config/bfin/elf.h: New file.
5253 * config/bfin/lib1funcs.asm: New file.
5254 * config/bfin/predicates.md: New file.
5255 * config/bfin/t-bfin: New file.
5256 * config/bfin/t-bfin-elf: New file.
5257 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5258 Document new attributes.
5259 (interrupt, interrupt_handler, saveall): Update documentation for
5261 * doc/install.texi (Specific): Add entry for the Blackfin.
5262 * doc/invoke.texi (Blackfin Options): New section.
5263 * doc/md.texi (Blackfin family): New section to document constraints.
5264 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5266 2005-04-05 Olivier Hainque <hainque@adacore.com>
5268 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5269 match what the system unwinder expects.
5270 * config/mips/mips.c (mips_frame_set): If we're saving the return
5271 address register and the dwarf return address column number differs
5272 from the hard register number, adjust the note reg to refer to the
5275 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5277 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5278 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5279 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5280 (processor_type): New enum.
5281 (mn10300_processor): New variable.
5282 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5283 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5284 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5285 (PROCESSOR_DEFAULT): New macro.
5286 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5287 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5288 (mn10300_handle_option, mn10300_override_options): New functions.
5289 * config/mn10300/mn10300.opt: New file.
5291 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5292 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5294 PR tree-optimization/19903
5295 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5296 that don't fit in their type after conversion.
5298 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5301 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5302 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5303 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5304 flag here. Implement using define_insn_and_split.
5305 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5306 (frndintxf2_mask_pm_i387): New insn patterns.
5307 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5308 Do not set ix86_optimize_mode_switching flag.
5309 (ceilsf2, ceildf2, ceilxf2): Same.
5310 (btruncsf2, btruncdf2, btruncxf2): Same.
5311 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5313 2005-04-05 Ian Lance Taylor <ian@airs.com>
5316 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5317 i386_pe_record_external_function.
5318 (i386_pe_record_external_function): Update declaration.
5319 * config/i386/winnt.c (struct extern_list): Add decl field.
5320 (i386_pe_record_external_function): Add decl parameter.
5321 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5323 * config/i386/i386-protos.h (i386_pe_record_external_function):
5326 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5328 * config/m68k/m68k-protos.h: Add a prototype for
5329 valid_dbcc_comparison_p_2.
5330 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5331 extend_operator, const_uint32_operand, const_sint32_operand,
5332 general_src_operand, nonimmediate_src_operand,
5333 memory_src_operand, post_inc_operand, pre_dec_operand,
5334 pcrel_address): Move to predicates to predicates.md.
5335 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5336 * config/m68k/m68k.md: Include predicates.md.
5337 * config/m68k/predicates.md: New.
5339 2005-04-04 Roger Sayle <roger@eyesopen.com>
5341 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5343 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5345 2005-04-04 Ian Lance Taylor <ian@airs.com>
5347 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5349 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5350 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5351 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5352 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5353 * c-common.c (c_do_switch_warnings_1): New static function broken
5354 out of c_do_switch_warnings.
5355 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5356 (c_do_switch_expr_warnings): New function.
5357 * c-common.h (c_do_switch_expr_warnings): Declare.
5359 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5360 Daniel Jacobowitz <dan@codesourcery.com>
5362 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5364 * rtlanal.c (may_trap_p): Same.
5366 2005-04-04 Dale Johannesen <dalej@apple.com>
5368 * ChangeLog: remove reference to ChangeLog.12.
5370 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5372 CRIS epilogue as RTL.
5373 * config/cris/cris.md: Change all 0 in unspec 0 to
5375 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5376 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5378 ("return"): Change to define_expand. Call cris_expand_return for
5380 ("*return_expanded"): New pattern.
5381 ("epilogue"): New define_expand.
5382 * config/cris/cris.h (PREDICATE_CODES): Add
5383 cris_load_multiple_op.
5384 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5386 (enum cris_retinsn_type): New.
5387 (struct machine_function): New member return_type.
5388 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5389 (cris_target_asm_function_epilogue): Remove, moving RTLified
5391 (cris_expand_epilogue): New function.
5392 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5393 (cris_gen_movem_load, cris_load_multiple_op)
5394 (cris_return_address_on_stack_for_return, cris_expand_return): New
5396 (cris_target_asm_function_prologue)
5397 (cris_initial_frame_pointer_offset): Call
5398 cris_reg_saved_in_regsave_area instead of complicated expression.
5399 Call cris_return_address_on_stack instead of an expression.
5400 (cris_print_operand) <case 'o', case 'O'>: New cases.
5401 (cris_return_address_on_stack): Change return-type to bool.
5402 (cris_simple_epilogue): Ditto. Return false if registers are
5404 * config/cris/cris-protos.h (cris_simple_epilogue)
5405 (cris_return_address_on_stack): Adjust prototype return type.
5406 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5407 (cris_return_address_on_stack_for_return): New prototypes.
5409 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5411 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5412 gpr_or_int12_operand.
5414 * config/frv/frv-protos.h: Add a prototype to
5415 frv_legitimate_memory_operand and frv_const_unspec_p.
5416 (frv_unspec): Move from frv.c.
5417 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5418 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5419 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5420 gpr_or_fpr_operand, gpr_or_int12_operand,
5421 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5422 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5423 int6_operand, int5_operand, uint5_operand, uint4_operand,
5424 uint1_operand, int_2word_operand, uint16_operand,
5425 upper_int16_operand, integer_register_operand,
5426 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5427 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5428 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5429 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5430 move_destination_operand, movcc_fp_destination_operand,
5431 frv_function_symbol_referenced_p, move_source_operand,
5432 condexec_dest_operand, condexec_source_operand,
5433 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5434 const_unspec_operand, gpr_or_memory_operand,
5435 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5436 icc_operand, fcc_operand, cc_operand, icr_operand,
5437 fcr_operand, cr_operand, call_operand, sibcall_operand,
5438 symbolic_operand, relational_operator,
5439 integer_relational_operator, float_relational_operator,
5440 ccr_eqne_operator, minmax_operator,
5441 condexec_si_binary_operator, condexec_si_media_operator,
5442 condexec_si_divide_operator, condexec_si_unary_operator,
5443 condexec_sf_conv_operator, condexec_sf_add_operator,
5444 condexec_memory_operand, intop_compare_operator, acc_operand,
5445 even_acc_operand, quad_acc_operand, accg_operand: Move to
5447 * config/frv/frv.h (PREDICATE_CODES): Remove.
5448 * config/frv/frv.md: Include predicates.md.
5449 * config/frv/predicates.md: New.
5451 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5454 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5455 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5456 (add_standard_iv_candidates_for_size): New function, extracting code
5457 from add_standard_iv_candidates and parameterizing it by type size.
5458 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5460 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5462 * system.h (GCOV_SIZE_TYPE): Unposion.
5463 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5464 (GCOV_TYPE_SIZE): ...this new macro.
5465 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5466 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5467 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5468 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5469 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5470 instead of unsigned_intSI_type_node.
5471 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5472 (rtl_gen_one_value_profiler_no_edge_manipulation)
5473 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5474 * value-prof.c: Include coverage.h.
5476 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5477 Diego Novillo <dnovillo@redhat.com>
5479 Fix PR tree-optimization/20703
5480 Fix PR tree-optimization/20725
5482 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5483 (create_expression_by_pieces): Ditto.
5484 (valid_in_set): Ditto. Also handle tcc_declaration.
5485 (find_or_generate_expression): Handle comparison class.
5486 (insert_into_preds_of_block): Ditto.
5487 (insert_aux): Ditto.
5488 (create_value_expr_from): Handle comparison class, recursively
5489 handle reference nodes.
5490 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5491 (execute_pre): Fix spacing.
5492 (do_fre): Renamed to execute_fre.
5494 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5496 * doc/invoke.texi (SPARC options): Document that
5497 -mlittle-endian is not supported on Linux either.
5499 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5503 * config.gcc (Obsolete configurations): Remove
5504 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5505 (sparclite-*-coff*): Delete.
5506 (sparclite-*-elf*): Likewise.
5507 (sparc86x-*-elf*): Likewise.
5508 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5509 * config/sparc/lite.h: Delete.
5510 * config/sparc/litecoff.h: Likewise.
5511 * config/sparc/liteelf.h: Likewise.
5512 * config/sparc/sp86x-elf.h: Likewise.
5513 * config/sparc/t-sparclite: Likewise.
5514 * config/sparc/t-sp86x: Likewise.
5516 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5518 * config/s390/s390-protos.h: (s390_comparison,
5519 s390_alc_comparison, s390_slb_comparison, const0_operand,
5520 consttable_operand, larl_operand, s_operand,
5521 shift_count_operand, bras_sym_operand, load_multiple_operation,
5522 store_multiple_operation, s390_plus_operand): Remove prototypes.
5523 (s390_legitimate_address_without_index_p): New prototype.
5524 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5526 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5527 const0_operand, consttable_operand, larl_operand, s_operand,
5528 shift_count_operand, bras_sym_operand, load_multiple_operation,
5529 store_multiple_operation, s390_plus_operand): Move to
5531 (check_mode): Remove.
5532 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5534 (s390_legitimate_address_without_index_p): New.
5535 * config/s390/s390.h (PREDICATE_CODES): Remove.
5536 * config/s390/s390.md: Include predicates.md.
5537 * config/s390/predicates.md: New.
5539 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5542 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5543 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5544 (NEED_INDICATE_EXEC_STACK): Define to 1.
5545 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5546 (NEED_INDICATE_EXEC_STACK): Define to 1.
5547 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5548 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5549 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5550 (pic_helper_emitted_p): New global.
5551 (emit_pic_helper): New function extracted from...
5552 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5553 Do not call emit_pic_helper if delay_pic_helper is true.
5554 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5555 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5556 (sparc_file_end): New function.
5558 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5560 * config/mcore/mcore-protos.h: Remove the prototypes for
5561 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5562 mcore_general_movdst_operand, mcore_reload_operand,
5563 mcore_arith_J_operand, mcore_arith_K_operand,
5564 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5565 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5566 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5567 mcore_literal_K_operand, mcore_addsub_operand,
5568 mcore_compare_operand, mcore_load_multiple_operation,
5569 mcore_store_multiple_operation, mcore_call_address_operand.
5570 Add a prototype for const_ok_for_mcore.
5571 * config/mcore/mcore.c (mcore_call_address_operand,
5572 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5573 mcore_arith_reg_operand, mcore_reload_operand,
5574 mcore_arith_J_operand, mcore_arith_K_operand,
5575 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5576 mcore_arith_M_operand, mcore_arith_imm_operand,
5577 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5578 mcore_literal_K_operand, mcore_addsub_operand,
5579 mcore_compare_operand, mcore_load_multiple_operation,
5580 mcore_store_multiple_operation): Move to predicates.md.
5581 (const_ok_for_mcore): Export.
5582 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5583 * config/mcore/mcore.md: Include predicates.md.
5584 * config/mcore/predicates.md: New.
5586 * config/mcore/predicates.md: Fix a comment typo.
5588 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5589 Adrian Straetling <straetling@de.ibm.com>
5591 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5592 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5593 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5595 ("imul"): Removed from "type" attribute.
5596 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5597 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5598 Changed type to imulsi.
5599 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5601 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5603 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5604 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5605 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5606 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5607 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5608 (TARGET_SWITCHES, mcore_stack_increment_string)
5609 (TARGET_OPTIONS): Delete.
5610 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5611 than *_BIT constants.
5612 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5613 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5614 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5615 (mcore_override_options): Delete mcore_stack_increment code.
5616 Change use of M340_BIT to MASK_M340.
5617 * config/mcore/mcore.opt: New file.
5619 2005-04-04 Ian Lance Taylor <ian@airs.com>
5621 * config/arm/arm.c (replace_symbols_in_block): Remove static
5624 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5626 * config/fr30/fr30-protos.h: Remove the prototypes for
5627 stack_add_operand, add_immediate_operand,
5628 high_register_operand, low_register_operand, call_operand,
5629 di_operand, and nonimmediate_di_operand.
5630 * config/fr30/fr30.c (stack_add_operand,
5631 add_immediate_operand, high_register_operand,
5632 low_register_operand, call_operand, di_operand,
5633 nonimmediate_di_operand): Move to predicates.md.
5634 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5635 * config/fr30/fr30.md: Include predicates.md.
5636 * config/fr30/predicates.md: New.
5638 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5639 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5640 mcore_call_address_operand.
5642 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5643 general_movsrc_operand.
5645 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5647 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5650 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5653 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5656 2005-04-04 Richard Henderson <rth@redhat.com>
5657 Jakub Jelinek <jakub@redhat.com>
5659 PR rtl-optimization/16104
5660 * fold-const.c (fold_unary): Fix folding of vector conversions.
5662 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5664 * config.gcc (xstormy16-*-elf): Set extra_options.
5665 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5666 * config/stormy16/stormy16.opt: New file.
5668 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5670 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5671 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5672 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5673 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5674 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5675 (TARGET_UNIX_ASM): Delete.
5676 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5677 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5678 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5679 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5680 * config/pdp11/pdp11.opt: New file.
5682 2005-04-03 Roger Sayle <roger@eyesopen.com>
5683 Alexandre Oliva <aoliva@redhat.com>
5686 * fold-const.c (non_lvalue): Split tests into...
5687 (maybe_lvalue_p): New function.
5688 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5689 C++ front-end prior to lowering into gimple form.
5691 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5693 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5694 BUILT_IN_STRNCASECMP): New.
5695 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5698 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5701 * arm.md (addsi3_compare0_for_combiner): Delete.
5702 (addsi3_compare0_scratch_for_combiner): Delete.
5703 (cmpsi_neg_shiftsi): Delete.
5704 (compare_negsi_si): New pattern.
5705 (cmpsi_negshiftsi_si): New pattern.
5706 (negated_cbranchsi4): Restrict to equality_operator.
5708 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5711 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5713 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5716 * doc/install.texi: Fix a typo.
5718 2005-04-03 Steven Bosscher <stevenb@suse.de>
5721 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5722 a computed goto if the edge to the computed goto block has
5723 incoming abnormal edges. Clarify how the function works.
5725 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5727 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5728 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5729 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5730 hash_scan_set, reg_set_between_after_reload_p,
5731 reg_used_between_after_reload_p, get_avail_load_store_reg,
5732 eliminate_partially_redundant_load): Likewise.
5733 * postreload.c (reload_cse_simplify_set,
5734 reload_combine_note_use): Likewise.
5735 * predict.c (predict_insn, expected_value_to_br_prob,
5736 propagate_freq, expensive_function_p): Likewise.
5737 * print-rtl.c (print_rtx): Likewise.
5738 * profile.c (instrument_edges, instrument_values,
5739 compute_branch_probabilities, branch_prob, union_groups,
5740 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5741 * protoize.c (in_system_include_dir, file_could_be_converted,
5742 file_normally_convertible, gen_aux_info_file, seek_to_line,
5743 do_cleaning): Likewise.
5744 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5745 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5746 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5748 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5750 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5751 * modulo-sched.c (undo_replace_buff_elem): New structure.
5752 (kernel_number_of_cycles, ps_unschedule_node,
5753 undo_generate_reg_moves,free_undo_replace_buff,
5754 undo_permute_partial_schedule, loop_single_full_bb_p,
5755 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5756 build_loops_structure, get_sched_window): New.
5757 (generate_reg_moves): Return undo_replace_buff_elem and other
5759 (generate_prolog_epilog): Remove old loop versioning.
5760 (sms_schedule): Use loop information and loop_version.
5761 (sms_schedule_by_order): Split part of it to get_sched_window.
5762 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5763 cfg_layout_finalize and free_dominance_info before/after SMS.
5765 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5767 * cfghooks.c (lv_flush_pending_stmts,
5768 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5769 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5770 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5771 lv_add_condition_to_bb,
5772 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5773 flush_pending_stmts): New in cfg_hooks structure.
5774 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5775 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5776 lv_add_condition_to_bb): New declarations.
5777 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5779 (loop_version): Declare.
5780 * cfgloopmanip.c (cfghooks.h): Include.
5781 (duplicate_loop_to_header_edge): Change return type to bool.
5782 (loop_version, lv_adjust_loop_entry_edge): Move here.
5783 * cfgrtl.c (cfgloop.h): Include.
5784 (rtl_verify_flow_info_1): Fix.
5785 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5786 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5788 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5789 tree_lv_add_condition_to_bb): New.
5790 (tree_cfg_hooks): Add new hooks to initialization.
5791 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5792 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5794 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5796 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5797 xstormy16_below100_or_register,
5798 xstormy16_splittable_below100_or_register, and
5799 nonimmediate_nonstack_operand.
5801 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5802 xstormy16_ineqsi_operator, equality_operator,
5803 inequality_operator, shift_operator,
5804 xstormy16_below100_operand, xstormy16_below100_or_register,
5805 xstormy16_splittable_below100_or_register,
5806 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5807 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5808 equality_operator, inequality_operator,
5809 xstormy16_below100_operand, xstormy16_below100_or_register,
5810 xstormy16_splittable_below100_or_register,
5811 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5812 nonimmediate_nonstack_operand, shift_operator): Move to
5814 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5815 * config/stormy16/stormy16.md: Include predicates.md.
5816 * config/stormy16/predicates.md: New.
5818 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5820 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5821 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5822 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5823 move_operand, power_of_2_operand): Move to predicates.md.
5824 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5825 PREDICATE_CODE): Remove.
5826 * config/iq2000/iq2000.md: Include predicates.md.
5827 * config/iq2000/predicates.md: New.
5829 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5831 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5832 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5833 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5834 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5835 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5836 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5837 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5838 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5839 (TARGET_M68HC11): Delete.
5840 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5841 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5842 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5843 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5844 (nb_soft_regs): Delete.
5845 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5846 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5847 and MASK_M6812 being set simultaneously. Change the code that sets
5848 the default m68hc11_soft_reg_count to use integers instead of strings.
5849 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5850 m68hc11_soft_reg_count (which now has an int type) as the number
5852 * config/m68hc11/m68hc11.opt: New file.
5854 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5856 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5857 fp_displacement_operand, sp_displacement_operand.
5859 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5861 Remove the prototypes for tst_operand, cmp_operand,
5862 stack_register_operand, d_register_operand,
5863 hard_addr_reg_operand, splitable_operand,
5864 m68hc11_logical_operator, m68hc11_arith_operator,
5865 m68hc11_non_shift_operator, m68hc11_shift_operator,
5866 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5867 non_push_operand, hard_reg_operand, and
5868 reg_or_some_mem_operand.
5869 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5871 (tst_operand, cmp_operand, non_push_operand,
5872 splitable_operand, reg_or_some_mem_operand,
5873 stack_register_operand, d_register_operand,
5874 hard_addr_reg_operand, hard_reg_operand,
5875 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5876 m68hc11_arith_operator, m68hc11_non_shift_operator,
5877 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5879 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5880 * config/m68hc11/m68hc11.md: Include predicates.md.
5881 * config/m68hc11/predicates.md: New.
5883 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5886 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5887 change checked in along with 2005-03-03's patch for debug/20253.
5888 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5889 (remap_decl): Insert type decl in map earlier.
5891 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5893 PR tree-optimization/20640
5894 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5895 post-dominator if it has phi nodes.
5896 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5897 before dead statements.
5899 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5902 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5904 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5906 PR rtl-optimization/20290
5907 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5908 in every iteration if the entry point is the exit test.
5910 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5912 * config/cris/cris.md (attribute "length"): Define.
5914 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5916 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5917 (word_offset_memref_operand): New.
5918 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5919 (indexed_or_indirect_operand): Delete.
5920 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5921 (indexed_or_indirect_operand): Delete.
5923 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5926 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5929 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5930 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5932 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5934 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5936 2005-04-01 Ian Lance Taylor <ian@airs.com>
5938 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5939 (rus, prus): Remove static variables.
5940 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5941 (process_command): Permit report_times and use_pipes together.
5943 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5945 * c-decl.c (validate_proto_after_old_defn): Look at
5946 TYPE_MAIN_VARIANT of argument types.
5948 2005-04-01 Paul Brook <paul@codesourcery.com>
5950 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5951 (arm_output_function_epilogue): Allow call_via_SP.
5952 (thumb_call_via_reg, arm_file_end): Ditto.
5953 * config/arm/arm.h (struct machine_function): Include space for SP.
5954 (thumb_call_via_label): Update declaration.
5956 2005-04-01 Ian Lance Taylor <ian@airs.com>
5958 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5959 doing a peephole optimization, once again put any notes in the
5962 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5964 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5966 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5968 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5969 (block_alloc, find_free_reg): Likewise.
5970 * loop-doloop.c (doloop_modify): Likewise.
5971 * loop-invariant.c (record_use): Likewise.
5972 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5973 get_iv_value, canon_condition, eliminate_implied_condition,
5974 eliminate_implied_condition, simplify_using_initial_values,
5975 shorten_into_mode, canonicalize_iv_subregs,
5976 iv_number_of_iterations): Likewise.
5977 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5978 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5979 unswitch_loop): Likewise.
5980 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5981 move_movables, replace_call_address, find_and_verify_loops,
5982 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5983 record_giv, final_giv_value, general_induction_var,
5984 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5985 loop_giv_dump): Likewise.
5987 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5988 GCOV_CHECK_WRITING): Remove.
5989 (gcov_position, gcov_rewrite): Use gcc_assert.
5990 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5991 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5992 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5995 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5997 * tree-inline.c: Fix a typo.
5999 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6001 * configure.ac (enable-checking): Explicitly set all variables for
6002 collective switch values. Alphabetize variables. Rename
6003 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6005 * doc/install.texi (enable-checking): Update documentation.
6006 * configure: Rebuilt.
6008 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6010 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6013 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6015 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6016 Also reject cases where this pattern will cause load delay stalls
6017 unless optimizing for size and it will produce a shorter sequence.
6018 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6019 variants to avoid pre-adjusting the base when possible.
6021 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6023 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6024 the frame and argument pointers.
6025 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6026 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6027 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6028 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6029 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6030 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6032 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6034 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6035 with entry for selectany attribute.
6036 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6038 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6039 (i386_pe_asm_named_section): Handle sections generated by
6040 selectany attribute.
6041 * doc/extend.texi (selectany): Document attribute.
6043 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6044 Jan Hubicka <jh@suse.cz>
6046 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6047 to fix addresses involving EBP and ESP.
6048 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6049 for SUBREGed registers.
6050 (legitimate_address_p): Accept SUBREGed registers.
6052 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6055 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6056 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6059 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6061 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6063 2005-04-01 James E Wilson <wilson@specifixinc.com>
6066 * dwarf2out.c (rtl_for_decl_init): New function.
6067 (rtl_for_decl_location): Extracted from here.
6068 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6069 add_const_value_attribute. Delete initializer_constant_valid_p call.
6071 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6073 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6074 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6075 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6076 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6077 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6078 config/i386/i386.md, config/rs6000/predicates.md,
6079 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6080 config/s390/s390.c, config/stormy16/stormy16.c,
6081 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6084 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6087 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6088 COND_EXPR and CALL_EXPR.
6090 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6093 * genautomata.c (first_cycle_unit_presence): Check all alternative
6094 states for unit presence.
6096 * doc/md.texi: Remove remark about impossibility to query unit
6097 presence in non nondeterministic automaton state.
6099 * config/ia64/ia64.c (get_template): Change order of unit querying.
6101 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6103 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6106 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6108 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6109 flag for edges outside any loops.
6111 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6113 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6115 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6117 * tree-ssa-alias.c: Follow spelling conventions.
6118 * doc/tree-ssa.texi: Fix a typo.
6120 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6122 * postreload-gcse.c: Include target.h.
6123 (gcse_after_reload_main): Return early if we cannot modify jumps.
6124 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6126 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6128 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6129 expensive operations.
6131 2005-03-31 Ian Lance Taylor <ian@airs.com>
6133 * collect2.c (lderrout): New variable.
6134 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6135 if it is set, to stderr.
6136 (handler): Unlink lderrout if it is set.
6137 (dump_file): Add "to" parameter. Change all callers.
6138 (main): Initialize lderrout.
6139 (collect_execute): Add errname parameter. Change all callers.
6140 Rename redir parameter to outname. Never pass
6141 PEX_STDERR_TO_STDOUT to pex_run.
6142 * collect2.h (collect_execute, dump_file): Update declarations.
6143 * tlink.c (tlink_execute): Add errname parameter. Change all
6145 (do_tlink): Check lderrout as well as ldout.
6147 2005-03-31 Caroline Tice <ctice@apple.com>
6149 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6150 (bb-reorder.o): Add errors.h to list of requirements.
6151 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6152 profiledbootstrap flags.
6153 * bb-reorder.c (errors.h): Add new include.
6154 (struct bbro_basic_block_data_def): Add new field, in_trace.
6155 (add_unlikely_executed_notes): Remove function.
6156 (mark_bb_for_unlikely_executed_section): Remove function.
6157 (insert_section_boundary_note): New function.
6158 (verify_hot_cold_block_grouping): New function.
6159 (push_to_next_round_p): Remove variables and tests that push all
6160 cold blocks to last round.
6161 (find_traces): Remove code that added extra round of trace finding
6162 when doing partitioning.
6163 (find_traces_1_round) : Remove variable last_round; add code to
6164 update new struct field, in_trace; correct trace_length where it was
6165 incorrect before (after call to copy_bb); change code that pushed all
6166 cold blocks to last round. Instead verify that all blocks going into
6167 a trace belong in the same partition.
6168 (connect_traces): Modify to connect the traces in two passes, if the
6169 function contains both hot and cold blocks. The first pass connects
6170 all the traces for blocks in the partition that the first block in
6171 the function belongs to; the second pass connnects all the traces
6172 containing blocks that belong in the other partition.
6173 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6174 code that automatically put the first block in a function into the
6175 hot partition if the function had any hot blocks.
6176 (fix_crossing_unconditional_branches): Check number of succ edges
6177 before attempting to get one.
6178 (fix_edges_for_rarely_executed_code): Update comment describing
6180 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6181 remove call to add_unlikely_executed_notes; add call to
6182 verify_hot_cold_block_grouping.
6183 (duplicate_computed_gotos): Don't change computed goto if it's a
6185 (partition_hot_cold_basic_blocks): Update function comment.
6186 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6188 (try_forward_edges): Likewise.
6189 (merge_blocks_move_predecessor_nojumps): Likewise.
6190 (merge_blocks_move_successor_nojumps): Likewise.
6191 (merge_blocks_move): Likewise.
6192 (try_crossjump_bb): Likewise.
6193 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6194 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6195 notes to cold bb's; remove call to update_unlikely_executed_notes.
6196 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6197 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6198 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6199 function declaration.
6200 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6202 (rtl_can_merge_blocks): Remove redundancy from condition.
6203 (try_redirect_by_replacing_jump): Likewise.
6204 (force_nonfallthru_and_redirect): Remove code for adding
6205 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6206 (commit_one_edge_insertion): Likewise.
6207 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6208 * dbxout.c (FORCE_TEXT): Replace function_section with
6209 current_function_section.
6210 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6211 function, switch_text_section.
6212 (struct xcoff_debug): Likewise.
6213 (dbxout_function_end): Add code to put out label diffs for both
6214 hot and cold sections.
6215 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6216 for new debug_hooks funciton, switch_text_section..
6217 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6218 switch_text_section.
6219 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6220 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6221 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6222 dw_fde_switched_sections.
6223 (output_call_frame_info): Add test to see if function switches text
6224 sections in the middle; if so, use appropriate extra hot and cold
6225 section labels to compute size deltas for the hot and cold sections.
6226 (dwarf2out_begin_prologue): Add code to initialize new fields in
6228 (dwarf2out_switch_text_section): New function (invoked through
6229 debug_hook); updates new fields in dw_fde_struct appropriately and
6230 increments separate_line_info_table_in_use.
6231 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6232 dwarf2out_switch_text_section.
6233 (struct var_loc_node): Add new field, section_label.
6234 (output_aranges): Add code to check whether in hot or cold section and
6235 use the appropriate label in calculating deltas.
6236 (output_ranges): Likewise.
6237 (output_line_info): Add code to check which section we're in and
6238 use appropriate hot/cold label.
6239 (add_location_or_constant_value_attribute): Likewise.
6240 (gen_subprogam_die): Modify arange attributes to use correct labels.
6241 (dwarf2out_begin_block): Change call to function_section into call to
6242 current_function_section.
6243 (dwarf2out_end_block): Likewise.
6244 (dwarf2out_source_line): Likewise.
6245 (dwarf2out_var_location): Add code to check whether in hot or cold
6246 section and use the appropriate label.
6247 * except.c (output_function_exception_table): Change call to
6248 function_section into call to current_function_section.
6249 * final.c (profile_function): Likewise.
6250 (scan_ahead_for_unlikely_executed_note): Remove function.
6251 (final_scan_insn): Remove calls to
6252 scan_ahead_for_unlikely_executed_note, and related code for switching
6253 to cold section, except for the single time
6254 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6255 debug_hooks->switch_text_sections; replace appropriate calls to
6256 function_section with calls to current_function_section.
6257 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6258 test_bb to condition.
6259 (find_if_case_2): Likewise.
6260 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6261 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6262 * opts.c (decode_options): Change warning about hot/cold partitioning
6263 with exceptionss to inform (so as not to cause bootstrap failures);
6264 remove warning about partitioning with DWARF debug info.
6265 * output.h (current_function_section): Add new function decl.
6266 (insert_section_boundary_note): Likewise.
6267 (enum in_section): Move this declaration here from varasm.c.
6268 (unlikely_section_label): Likewise.
6269 (unlikely_text_section_name): Likewise.
6270 (last_text_section_name): New global variable.
6271 (last_text_section): Likewise.
6272 (hot_section_label): Likewise.
6273 (hot_section_end_label): Likewise.
6274 (cold_section_end_label): Likewise.
6275 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6276 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6277 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6278 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6279 insn from consideration.
6280 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6281 switch_text_section.
6282 * varasm.c (basic-block.h): Add new include.
6283 (unlikely_section_label_printed): Remove global variable.
6284 (unlikely_section_label): Make global variable not be static any more.
6285 (unlikely_text_section_name): Likewise.
6286 (hot_section_end_label): New global variable (not static)
6287 (first_function_block_is_cold): Likewise.
6288 (hot_section_label): Likewise.
6289 (cold_section_end_label): Likewise..
6290 (last_text_section): New global variable, not static.
6291 (last_text_section_name): New global variable, not static.
6292 (initialize_cold_section_name): New function.
6293 (enum in_section): Move declaration to output.h.
6294 (text_section): Update last_text_section.
6295 (unlikely_text_section): Replace code to determine cold section name
6296 with call to initialize_cold_section_name; Add code to update
6297 last_text_section; remove code for printing out label.
6298 (named_section_real): Add code to update last_text_section and
6299 last_text_section_name as appropriate.
6300 (function_section): Change test for 'unlikely' to depend on
6301 first_function_block_is_cold (moved old test to
6302 current_function_section).
6303 (current_function_section): New function.
6304 (assemble_start_function): Move code that frees
6305 unlikely_text_section_name; initialize hot_section_end_label;
6306 print hot and cold section labels at the start of the function;
6307 set first_function_block_is_cold, if appropriate; initialize l
6308 ast_text_section; add call to insert_section_boundary_note.
6309 (assemble_end_function): Add code to write out hot and cold section
6311 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6312 switch_text_section.
6313 * config/darwin.c (machopic_select_section): Replace incorrect
6314 function in base_funs; update reloc for cold sections if necessary.
6315 * config/darwin.h (SECTION_FUNCTION): Add code to update
6316 last_text_section if appropriate.
6317 (text_unlikely_section): Remove.
6318 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6319 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6320 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6321 partitioning for this architecture.
6323 2005-03-31 Olivier Hainque <hainque@adacore.com>
6325 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6326 defined and non-zero.
6328 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6331 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6334 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6337 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6338 label operand. Remove (use (unspec..)). Don't emit a label on
6340 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6341 generate inline label for load_toc_v4_PIC_1b.
6342 (rs6000_emit_load_toc_table): Likewise.
6344 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6346 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6347 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6349 2005-03-29 Devang Patel <dpatel@apple.com>
6351 * tree-sra.c (decide_block_copy): Disable scalarization of
6354 2005-03-30 Stuart Hastings <stuart@apple.com>
6355 Dale Johannesen <dalej@apple.com>
6357 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6358 * print-tree.c (print_node): Add case STATEMENT_LIST.
6360 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6362 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6363 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6364 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6365 is given with "powerpc64*" or "all", or when --with-cpu chooses
6368 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6371 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6372 gen_lexical_block_die.
6373 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6375 2005-03-31 Jan Hubicka <jh@suse.cz>
6377 2004-11-02 Jan Hubicka <jh@suse.cz>
6379 * cgraph.c (cgraph_varpool_node_name): New function.
6380 (dump_cgraph_varpool_node): New function.
6381 (dump_varpool): New function.
6382 * cgraphunit.c (cgraph_optimize): Dump varpool.
6384 2004-10-16 Jan Hubicka <jh@suse.cz>
6386 * cgraph.c (decide_is_variable_needed): New function.
6387 (cgraph_varpool_finalize_decl): Use it.
6388 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6390 * final.c (output_addr_const): Do not call mark_referenced.
6391 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6392 always go via cgraph.
6393 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6394 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6395 * tree-optimize.c (execute_inline): Mark functions called.
6396 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6398 2004-10-11 Jan Hubicka <jh@suse.cz>
6400 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6401 (cgraph_varpool_last_needed_node): New static variable.
6402 (enqueue_needed_varpool_node): Break out from ...; add items to the
6403 end of queue; update first pointers.
6404 (cgraph_varpool_mark_needed_node): ... here.
6405 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6406 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6407 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6408 (cgraph_varpool_first_unanalyzed_node): Declare.
6409 * cgraphunit.c: Include output.h.
6410 (cgraph_varpool_analyze_pending_decls): New function.
6411 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6412 for errors, analyze pending decls.
6413 (cgraph_finalize_compilation_unit): Only analyze decls.
6414 (cgraph_optimize): Assemble the decls after expanding.
6416 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6418 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6419 subvars get marked properly in tags for grouping.
6420 (add_pointed_to_var): Mark only actual pointed to
6421 variables/subvars in addresses needed.
6422 (create_overlap_variables_for): Clear call clobbered on original
6424 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6425 addresable vars with subvars into list.
6426 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6429 2005-03-30 Richard Henderson <rth@redhat.com>
6431 * cgraph.h (struct cgraph_node): Add alias.
6432 * varasm.c (assemble_alias): Set it.
6433 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6434 avoid calling cgraph_expand_function.
6436 2005-03-30 Tom Tromey <tromey@redhat.com>
6438 * tree.def (FILE_TYPE): Removed.
6439 * typeclass.h (enum type_class): Removed file_type_class.
6440 * dwarf2out.c (is_base_type): Updated.
6441 (gen_type_die): Likewise.
6442 * dbxout.c (dbxout_type): Updated.
6443 * builtins.c (type_to_class): Updated.
6444 * tree.c (type_contains_placeholder_1): Updated.
6445 * config/sparc/sparc.c (sparc_type_code): Updated.
6446 * config/ia64/ia64.c (hfa_element_mode): Updated.
6447 * expr.c (count_type_elements): Updated.
6448 * stor-layout.c (layout_type): Updated.
6449 * tree-inline.c (remap_type): Updated.
6450 * tree-pretty-print.c (dump_generic_node): Updated.
6452 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6454 * builtins.c (expand_builtin_powi): Fix mode of
6455 2nd argument to match int.
6456 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6457 2nd argument type to int.
6458 * libgcc2.c: Change prototype of __powi* functions to use
6461 2005-03-30 Dale Johannesen <dalej@apple.com>
6464 * calls.c (expand_call): Flush pending deferrals before
6467 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6471 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6472 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6473 c_label_context, label_context_stack): New.
6474 * c-decl.c (define_label): Check for jumps into statement
6475 expressions. Add label to list of defined labels.
6476 (start_function): Push context on label_context_stack.
6477 (finish_function): Pop context from label_context_stack.
6478 * c-typeck.c (label_context_stack): New.
6479 (c_finish_goto_label): Check for jumps into statement
6480 expressions. Add label to list of jumped to labels.
6481 (struct c_switch): Add blocked_stmt_expr.
6482 (c_start_case): Initialize it.
6483 (do_case): Check it.
6484 (c_finish_case): Verify !blocked_stmt_expr.
6485 (c_begin_stmt_expr): Push context on label_context_stack.
6486 Increment blocked_stmt_expr. Mark labels jumped to from outside
6488 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6489 defined in the statement expression and no longer jumpable to.
6490 Mark labels jumped to from just outside the statement expression
6491 as again definable. Pop context from label_context_stack.
6492 * doc/extend.texi (Statement Exprs): Update.
6494 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6497 * c-decl.c (start_function): Check for old_decl being
6500 2005-03-30 Ian Lance Taylor <ian@airs.com>
6502 * final.c (final): Remove prescan parameter. Change all callers.
6503 (final_scan_insn): Remove prescan parameter. Change all callers.
6505 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6507 * tree-vectorizer.c: Fix comment typos.
6509 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6511 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6512 as soon as a chrec_dont_know is detected.
6514 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6516 Merge from csl-arm-branch.
6517 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6519 * tlink.c (recompile_files): Do not assume that "rename" can
6520 overwrite an existing file.
6522 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6524 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6525 * gcc/configure: Regenerate.
6527 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6529 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6531 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6533 * calls.c (struct arg_data): Update "partial" comment.
6534 (load_register_parameters): Update "nregs" comment.
6536 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6538 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6539 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6540 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6541 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6542 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6543 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6544 than target_flags & 0.
6545 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6546 (iq2000_arch, iq2000_parse_cpu): Delete.
6547 (TARGET_HANDLE_OPTION): Override default.
6548 (iq2000_handle_option): New function.
6549 (override_options): Remove -march= and -mcpu= handling.
6550 * config/iq2000/iq2000.opt: New file.
6552 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6554 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6555 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6556 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6557 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6558 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6559 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6560 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6561 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6562 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6563 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6564 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6565 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6566 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6567 (TARGET_OPTIONS): Delete.
6568 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6569 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6570 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6571 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6572 (c4x_cpu_version_string): Delete.
6573 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6574 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6575 equivalent -mcpu= option.
6576 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6577 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6578 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6579 or clearing the appropriate MASK_* bit.
6580 (c4x_file_start): Use c4x_cpu_version.
6581 * config/c4x/c4x.opt: New file.
6583 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6585 * doc/options.texi: Document the new MaskExists flag.
6586 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6587 if the option has the MaskExists flag.
6589 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6591 * opt-functions.awk (flag_set_p, test_flag): New functions.
6592 (switch_flags): Use them.
6593 * opth-gen.awk: Use flag_set_p to check for flags.
6594 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6596 2005-03-30 Ian Lance Taylor <ian@airs.com>
6598 * config.host (i[34567]86-*-mingw32*): Don't set
6599 host_can_use_collect2 to no.
6601 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6604 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6605 Remove convert_memory_address call duplicating that in memory_address.
6607 2005-03-29 Richard Henderson <rth@redhat.com>
6610 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6611 (build_compound_literal): Likewise. Propagate decl type into the
6613 (finish_decl): Likewise. Use new return value from complete_array_type
6614 for zero sized arrays.
6615 (complete_array_type): Move ...
6616 * c-common.c (complete_array_type): ... here. Change first argument
6617 to pointer-to-type-node. Consistently use sizetype for the index
6618 except for zero sized arrays. Detect zero sized arrays for pedantic
6619 mode diagnostics. Create a new type node instead of modifying the
6621 * c-tree.h (complete_array_type): Move decl ...
6622 * c-common.h (complete_array_type): ... here.
6624 2005-03-29 Richard Henderson <rth@redhat.com>
6627 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6629 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6631 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6632 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6633 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6634 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6636 2005-03-29 Eric Christopher <echristo@redhat.com>
6638 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6639 truthvalue conversion removal.
6641 2005-03-29 Ian Lance Taylor <ian@airs.com>
6644 * collect2.c: Never include <vfork.h>.
6645 (VFORK_STRING, vfork): Don't define.
6646 (pid): Remove global variable.
6647 (handler): Call raise instead of kill (getpid(), ...).
6648 (collect_wait): Add pex parameter. Change all callers. Use
6649 pex_get_status rather than pwait.
6650 (do_wait): Add pex parameter. Change all callers.
6651 (collect_execute): Return struct pex_obj * rather than void. Use
6652 pex routines rather than pexecute.
6653 (fork_execute): Get pex_obj from collect_execute, and pass it to
6655 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6656 Only declare quit_handler if SIGQUIT is defined.
6657 (scan_libraries): Likewise.
6658 * collect2.h (collect_execute): Update declaration.
6659 (collect_wait): Update declaration.
6660 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6661 pass it to collect_wait.
6663 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6666 * c-parser.c (c_parser_compound_statement_nostart): Give error
6667 message for EOF instead of just setting parser->error.
6669 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6671 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6672 (slpeel_update_phi_nodes_for_guard1): New function.
6673 (slpeel_update_phi_nodes_for_guard2): New function.
6674 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6675 of slpeel_update_phi_nodes_for_guard.
6676 (vectorize_loops): Remove call to loop_closed_rewrite.
6677 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6680 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6682 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6683 (TARGET_LITTLE_ENDIAN): New macro.
6684 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6685 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6686 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6687 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6688 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6689 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6690 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6691 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6692 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6693 (TARGET_OPTIONS): Delete.
6694 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6695 (CACHE_FLUSH_TRAP): Turn into an integer.
6696 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6697 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6698 -mflush-trap is in use.
6699 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6700 (m32r_cache_flush_trap_string): Delete.
6701 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6702 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6703 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6704 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6705 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6706 -mmodel= and -msdata= handling from...
6707 (m32r_init): ...here.
6708 * config/m32r/m32r.opt: New file.
6710 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6712 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6713 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6714 * tree-vect-analyze.c (vect_object_analysis): additional parm
6715 pass back a "struct ptr_info_def *" with the points-to info.
6716 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6717 statement using info returned from vect_object_analysis.
6718 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6719 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6720 for virtual uses and defs when creating a replacement vector
6721 reference. Call duplicate_ssa_name_ptr_info to define points-to
6722 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6723 (vectorizable_store): copy_virtual_operands and update
6724 definition statements.
6725 (vectorizable_load): copy_virtual_operands. Remove call to
6726 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6727 * tree-vectorizer.c (vectorize_loops): Remove calls to
6728 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6729 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6730 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6731 define macro STMT_VINFO_PTR_INFO for use in accessing.
6732 * tree.h add export of duplicate_ssa_name_ptr_info.
6733 * rs6000.c (altivec_init_builtins): Declare builtin function
6734 __builtin_altivec_mask_for_load to be "const".
6736 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6739 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6740 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6741 assemble_variable on aliases.
6742 * varasm.c (assemble_alias): Set node->alias.
6743 * toplev.c (wrapup_global_declarations): Don't call
6744 rest_of_decl_compilation on aliases again.
6746 2005-03-29 Paul Brook <paul@codesourcery.com>
6748 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6749 * config/arm/arm.c (arm_dbx_register_number): New function.
6750 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6752 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6755 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6756 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6758 2005-03-29 Dale Johannesen <dalej@apple.com>
6760 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6761 $(TREE_H) and $(COVERAGE_H).
6762 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6763 * opts.c (common_handle_option): Enable tree-based value transforms.
6764 * toplev.c (process_options): Ditto.
6765 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6766 refers to references to this type.
6767 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6768 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6769 for may_be_more, may_be_less.
6770 (rtl_gen_pow2_profiler): Adjust.
6771 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6772 (rtl_gen_one_value_profiler): Adjust.
6773 (rtl_gen_const_delta_profiler): Adjust.
6774 * tree-profile.c (tree_gen_interval_profiler): Implement.
6775 (tree_gen_pow2_profiler): Ditto.
6776 (tree_gen_one_value_profiler): Ditto.
6777 (tree_profiling): New.
6778 (pass_tree_profile): Reference it.
6779 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6781 (insn_divmod_values_to_profile): Rename to
6782 rtl_divmod_values_to_profile. Adjust.
6783 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6784 (insn_prefetch_values_to_profile): Adjust.
6785 (rtl_value_profile_transformations): Adjust.
6786 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6787 (gen_mod_pow2): Rename to rtl_mod_pow2.
6788 (gen_mod_subtract): Rename to rtl_mod_subtract.
6789 (divmod_fixed_value_transform): Rename to
6790 rtl_divmod_fixed_value_transform.
6791 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6792 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6793 (rtl_find_values_to_profile): Adjust.
6794 (tree_value_profile_transformations): Implement.
6795 (tree_divmod_values_to_profile): New.
6796 (tree_values_to_profile): New.
6797 (tree_divmod_fixed_value): New.
6798 (tree_mod_pow2): New.
6799 (tree_mod_subtract): New.
6800 (tree_divmod_fixed_value_transform): New.
6801 (tree_mod_pow2_value_transform): New.
6802 (tree_mod_subtract_transform): New.
6803 (tree_find_values_to_profile): Implement.
6804 * profile.c (instrument_values): Free histograms.
6805 (compute_value_histograms): Adjust. Implement tree version.
6807 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6809 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6810 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6811 variable. Output "fldcw" depending on round_mode.
6812 * config/i386/i386.md (UNSPEC_FIST): New.
6813 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6814 New isns patterns to implement lrint and llrint built-ins as x87
6816 (fistdi2, fist<mode>2 splitters): New splitters.
6817 (lrint<mode>2): New expanders.
6819 2005-03-28 Ian Lance Taylor <ian@airs.com>
6821 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6822 0 when calling final_scan_insn.
6824 2005-03-28 Jan Hubicka <jh@suse.cz>
6827 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6830 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6831 types where possible.
6833 2005-03-26 Per Bothner <per@bothner.com>
6835 Make -f[no-]show-column also control non-cpp diagnostics.
6836 * c.opt (fshow-column): Move option from here ...
6837 * common.opt (fshow-column): ... to here.
6838 * diagnostic.c (diagnostic_build_prefix): Only print column number
6839 if flag_show_column.
6841 2005-03-27 Steven Bosscher <stevenb@suse.de>
6843 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6844 vax_output_conditional_branch): New prototypes.
6845 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6846 extracted from vax.md mov and add patterns.
6847 (vax_output_conditional_branch): New function to output conditional
6848 branch instructions.
6849 * vax.md: Use mode macros for arithmetic and mov patterns.
6850 Use code macros for the jump patterns.
6852 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6854 * Makefile.in (libbackend.o): Depend on version files;
6855 add custom generation command.
6857 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6860 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6861 sure that we have a REG before getting its REGNO.
6863 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6865 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6866 * builtins.def (BUILT_IN_STRNDUP): New.
6868 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6870 PR tree-optimization/20470
6871 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6874 2005-03-25 Mike Stump <mrs@apple.com>
6876 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6879 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6881 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6882 Use our own structure definitions.
6884 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6885 (fix_truncdfsi2): Allow registers or memory as destination.
6886 When TARGET_PPC_GFXOPT, generate simplified pattern.
6887 (fix_truncdfsi2_internal): Use define_insn_and_split.
6888 (fix_truncdfsi2_internal_gfxopt): New.
6889 (fctiwz): Don't confuse register allocation by giving it no choices.
6891 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6892 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6893 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6894 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6896 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6898 * dominance.c (free_dominance_info): Speed up by freeing et
6899 data structures without maintaining other nodes.
6900 * et-forest.c (et_free_tree_force): New.
6901 * et-forest.h: Add a prototype for et_free_tree_force.
6903 * tree.c (get_set_constructor_bits,
6904 get_set_constructor_bytes): Remove.
6905 * tree.h: Remove the corresponding prototypes.
6907 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6910 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6911 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6912 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6913 PRE_DEC, NEG and NOT.
6915 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6917 * fold-const.c: Convert uses of fold (build (...)) to
6920 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6922 PR rtl-optimization/20249
6923 * cse.c (insert_regs): Do not record equivalence of registers in
6926 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6928 * emit-rtl.c (reverse_comparison): Remove.
6929 * rtl.h: Remove the corresponding prototype.
6931 2005-03-24 James E Wilson <wilson@specifixinc.com>
6933 * doc/install.texi (--enable-altivec): Delete docs.
6935 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6937 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6938 SFmode and DFmode before reload when
6939 flag_unsafe_math_optimizations not enabled.
6941 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6943 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6945 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6946 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6948 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6950 * configure.ac (enable-checking): Add 'runtime' option.
6951 * doc/install.texi (enable-checking): Document 'runtime' checking.
6952 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6953 * config.in: Regenerated.
6954 * configure: Regenerated.
6956 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6958 * optabs.h (enum optab_index): Remove OTI_llrint.
6959 (llrint_optab): Remove macro.
6960 * optabs.c (init_optabs): Remove llrint_optab initialization.
6961 * genopinit.c (optabs): Remove llrint_optab implementation.
6962 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6965 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6967 PR rtl-optimization/20532
6968 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6969 overflow when adding coefficients for PLUS or MINUS.
6970 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6973 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6975 * langhooks.h (truthvalue_conversion): Remove.
6976 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6977 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6978 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6979 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6980 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6982 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6984 * params.def: Fix a typo.
6985 * config/mips/mips.c: Follow the spelling convensions.
6986 * doc/invoke.texi: Fix typos.
6988 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6990 Fix PR tree-optimization/20601
6992 * tree-ssa-pre.c (insert_aux): Add missing condition to
6995 2005-03-23 Ian Lance Taylor <ian@airs.com>
6997 * final.c (final_scan_insn): Don't remove no-op instructions.
6998 * reload1.c (reload): Remove simple no-op instructions even when
7001 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7003 PR tree-optimization/20501
7004 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7005 reporting that peeling for alignment is applied moved to...
7006 * (vect_analyze_data_refs_alignment): Here.
7008 2005-03-23 Ian Lance Taylor <ian@airs.com>
7010 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7012 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7014 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7015 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7017 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7019 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7020 imply that this is called once, independent of asms in code.
7021 Adjust to now being pased output and input lists. Mention helper
7022 function decl_overlaps_hard_reg_set_p.
7023 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7024 hook_tree_tree_identity and to take three trees, returning third.
7025 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7027 * stmt.c: include hard-reg-set.h before tree.h.
7028 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7029 (decl_conflicts_with_clobbers_p): Call
7030 decl_overlaps_hard_reg_set_p.
7031 (expand_asm_operands): Pass output and input lists in call to
7032 targetm.md_asm_clobbers.
7033 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7034 hook_tree_tree_tree_tree_3rd_identity.
7035 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7037 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7038 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7039 parameters, first two unused.
7040 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7041 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7042 in constraint letters and MOF is not mentioned as a asm-declared
7043 register in neither of the input and output lists.
7045 2005-03-23 DJ Delorie <dj@redhat.com>
7047 * optabs.c (expand_binop): Make sure the first subword's result
7050 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7052 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7053 Call c_common_truthvalue_conversion rather than
7054 lang_hooks.truthvalue_conversion.
7055 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7056 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7058 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7059 c_common_truthvalue_conversion.
7060 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7061 c_parser_conditional_expression, c_parser_binary_expression): Call
7062 c_objc_common_truthvalue_conversion.
7063 * c-typeck.c (build_unary_op): Call
7064 c_objc_common_truthvalue_conversion.
7065 (build_conditional_expr): Do not call
7066 lang_hooks.truthvalue_conversion.
7067 (build_binary_op): Call c_common_truthvalue_conversion.
7068 (c_objc_common_truthvalue_conversion): Moved from
7069 c-objc-common.c. Call default_function_array_conversion instead
7070 of default_conversion.
7072 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7074 * c-common.h (default_conversion): Remove.
7075 (perform_integral_promotions): Add.
7076 * c-tree.h (default_conversion): Add.
7077 * c-typeck.c (perform_integral_promotions): New, split out from
7079 * c-common.c (check_case_value): Use perform_integral_promotions,
7080 not default_conversion.
7081 (c_add_case_label): Don't continue processing case label after
7082 found to be pointer.
7084 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7086 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7087 the prefix list if we have already added a multilib directory
7089 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7092 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7094 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7096 * reload.h: Remove the prototype for indirect_symref_ok.
7098 * reload1.c (indirect_symref_ok): Make it global.
7099 * reload.h: Add a prototype for indirect_symref_ok.
7101 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7103 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7106 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7108 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7110 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7112 * c-opts.c (c_common_parse_file): Only start/end main source file
7113 if debug hooks says the writer wants it.
7114 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7116 (xcoff_debug_hooks): Ditto.
7117 * debug.c (do_nothing_hooks): Ditto.
7118 * debug.h (gcc_debug_hooks): Ditto.
7119 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7120 * sdbout.c (sdb_debug_hooks): Ditto.
7121 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7123 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7125 * doc/extend.texi: Deprecate C++ min/max operators.
7127 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7129 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7130 artificial original candidates.
7132 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7133 Jan Hubicka <jh@suse.cz>
7134 Steven Bosscher <stevenb@suse.de>
7136 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7137 call cost based on argument sizes.
7138 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7140 * params.def: (max-inline-inssn-single): Set to 450.
7141 (max-inline-insns-auto): Set to 90.
7142 (max-inline-insns-recursive): Set to 450
7143 (max-inline-insns-recursive-auto): Set to 450.
7144 (large-function-insns): Set to 2700.
7145 (inline-call-cost): New parameter.
7146 * tree-inline.c (estimate_move_cost): New function.
7147 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7148 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7150 * tree-inline.h (estimate_move_cost): Declare.
7151 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7152 (max-inline-insns-auto): Change default to 90.
7153 (max-inline-insns-recursive): Change default to 450
7154 (max-inline-insns-recursive-auto): Change default to 450.
7155 (large-function-insns): Change default to 2700.
7156 (inline-call-cost): Document new parameter.
7158 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7160 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7161 (TARGET_DEFAULT): Delete.
7162 * config/i860/i860.opt: New file.
7164 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7166 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7167 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7168 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7169 (frv_sched_lookahead): Delete.
7170 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7171 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7172 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7173 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7174 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7175 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7176 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7177 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7178 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7179 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7180 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7181 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7182 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7183 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7184 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7185 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7186 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7187 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7188 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7189 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7190 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7191 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7192 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7193 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7194 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7195 (frv_sched_lookahead): Delete.
7196 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7197 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7198 (frv_handle_option): New function. Move -mcpu= handling from...
7199 (frv_override_options): ...here. Remove handling of other
7201 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7202 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7203 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7204 and TARGET_NO_MULTI_CE.
7205 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7206 !TARGET_VLIW_BRANCH.
7207 * config/frv/frv.opt: New file.
7209 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7211 * fold-const.c (fold_ternary): Take decomposed arguments of
7213 (fold): Update a call to fold_ternary.
7215 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7216 * tree.h: Add corresponding prototypes.
7218 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7221 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7222 between jump table and its label.
7223 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7224 resp. ADDR_DIFF_VEC and the label preceeding it.
7225 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7226 is emitted in the right section.
7228 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7230 * fold-const.c (fold_unary, fold_binary): Update comments
7233 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7235 PR rtl-optimization/20527
7236 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7237 REG_INC note, test that the register also isn't mentioned in PRED
7240 2005-03-22 Ben Elliston <bje@au.ibm.com>
7242 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7245 2005-03-21 Mike Stump <mrs@apple.com>
7247 * varasm.c (default_assemble_visibility): Remove extra ().
7249 2005-03-21 Roger Sayle <roger@eyesopen.com>
7252 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7253 to determine whether a block can be duplicated, rather than test
7254 whether the block contains noncopyable insns ourselves.
7256 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7258 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7261 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7263 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7265 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7267 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7268 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7269 * config/fr30/fr30.opt: New file.
7271 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7273 Fix PR tree-optimization/20542
7275 * tree-flow-inline.h (overlap_subvar): Move to here.
7276 * tree-ssa-operands.c: From here.
7277 * tree-flow.h (overlap_subvar): Declare.
7278 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7279 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7280 for variables with subvars.
7282 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7285 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7286 * modulo-sched.c (const_iteration_count): Return on NULL
7288 (print_node_sched_params): Return on NULL dump_file.
7289 (generate_reg_moves): Handle reg-anti dependencies and disregard
7290 closing branch when generating register moves.
7291 (sms_schedule): Mark the SMSed block dirty.
7292 * passes.c (rest_of_handle_sms): Call update_life_info for all
7294 * testsuite/gcc.dg/20050321-1.c: New test.
7296 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7298 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7299 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7300 movqi_internal): Likewise.
7302 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7304 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7305 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7306 xtensa_b4const): Delete prototypes.
7307 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7308 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7309 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7310 xtensa_extra_constraint): New prototypes.
7311 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7312 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7313 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7314 move_operand, const_float_1_operand, fpmem_offset_operand,
7315 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7316 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7317 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7318 argument type to HOST_WIDE_INT.
7319 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7320 xtensa_mask_immediate): Likewise.
7321 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7322 Likewise. Also make these functions static.
7323 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7324 (xtensa_const_ok_for_letter_p): New.
7325 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7326 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7327 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7328 move_operand, const_float_1_operand, fpmem_offset_operand,
7329 branch_operator, ubranch_operator, boolean_operator): Move to
7331 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7332 (xtensa_mem_offset): Change return type to bool.
7333 (xtensa_extra_constraint): New.
7334 (gen_int_relational): Update type of const_range_p function pointer.
7335 Use xtensa_b4const_or_zero.
7336 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7337 xtensa_const_ok_for_letter_p. Update comments.
7338 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7339 (PREDICATE_CODES): Delete.
7340 * config/xtensa/xtensa.md: Include predicates.md.
7341 * config/xtensa/predicates.md: New file.
7343 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7345 * config/v850/v850-protos.h: Remove the prototypes for
7346 reg_or_int9_operand, reg_or_const_operand,
7347 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7348 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7349 movsi_source_operand, power_of_two_operand,
7350 not_power_of_two_operand, special_symbolref_operand,
7351 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7352 register_is_ok_for_epilogue.
7353 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7354 reg_or_int9_operand, reg_or_const_operand,
7355 call_address_operand, special_symbolref_operand,
7356 movsi_source_operand, power_of_two_operand,
7357 not_power_of_two_operand, register_is_ok_for_epilogue,
7358 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7359 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7361 * config/v850/v850.h (PREDICATE_CODES): Remove.
7362 * config/v850/v850.md: Include predicates.md.
7363 * config/v850/predicates.md: New.
7365 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7367 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7368 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7369 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7370 (itoolsdir, itoolsdatadir): Move definition above new first use.
7371 (install-itoolsdirs): New rule.
7372 (install-mkheaders): Depend on install-itoolsdirs, not
7373 install-include-dir.
7375 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7377 * tree-into-ssa.c: Remove obsolete comments.
7379 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7381 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7382 unrolling if -fpeel-loops is specified, too.
7383 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7384 Remove superfluous check for flag_unroll_loops.
7386 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7388 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7389 (lrint_optab, llrint_optab): Define corresponding macros.
7390 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7391 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7392 pattern and llrint_optab using llrintdi2 patterns.
7393 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7394 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7395 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7396 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7397 flag_unsafe_math_optimizations is set.
7399 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7401 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7402 simplify_logical, if_then_else_cond, known_cond,
7403 simplify_comparison): Adjust calls to reverse_comparison.
7404 Don't use combine_reversed_comparison_code).
7405 (combine_reversed_comparison_code): Remove.
7406 (reversed_comparison): Using reversed_comparison_code, move it...
7407 * jump.c (reversed_comparison): ... here.
7408 * rtl.h (reversed_comparison): Add prototype.
7410 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7412 * builtins.c (fold_builtin): Take decomposed arguments of
7414 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7415 * gimplify.c (gimplify_call_expr): Likewise.
7416 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7417 * tree.h: Update the prototype of fold_builtin.
7419 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7421 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7422 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7423 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7424 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7425 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7427 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7429 * builtins.c (fold_builtin_1): Take decomposed arguments of
7431 (fold_builtin): Update a call to fold_builtin_1.
7433 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7436 * gcov.c (output_lines): Only output function block summary when
7437 outputting branch information.
7438 * doc/gcov.texi: Document format of preamble and additional block
7441 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7443 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7444 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7445 the defaults false if BITS_PER_UNIT != 8.
7446 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7447 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7448 than BITS_PER_UNIT != 8.
7449 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7450 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7451 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7453 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7454 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7456 2005-03-20 Roger Sayle <roger@eyesopen.com>
7459 * fold-const.c (fold_binary): Fix type mismatch between
7460 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7461 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7462 for non-truth-valued expressions.
7464 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7465 and FUNCTION_DECL in the main switch.
7466 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7467 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7468 we also need to convert their operands to match.
7469 <TRUTH_NOT_EXPR>: Likewise.
7471 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7473 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7474 diagnostic without checking whether an lvalue.
7475 * c-common.h (lvalue_p): Remove.
7476 (enum lvalue_use): Update comment.
7477 (lvalue_or_else): Replace by lvalue_error.
7478 * c-typeck.c (lvalue_p): Make static.
7479 (lvalue_or_else): New. Call lvalue_error.
7481 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7483 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7484 (function_arg_advance): Use rs6000_parm_start.
7485 (function_arg, rs6000_arg_partial_bytes): Likewise.
7487 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7489 * c-common.c (check_case_value): Adjust comment about stripping
7491 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7492 * c-typeck.c (default_conversion, convert_arguments,
7493 build_modify_expr, convert_for_assignment, store_init_value,
7494 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7495 manually. Remove inaccurate comments.
7497 2005-03-20 Roger Sayle <roger@eyesopen.com>
7498 Joseph S. Myers <joseph@codesourcery.com>
7500 * varasm.c (do_assemble_alias): Restore comment describing function.
7501 Annotate the target parameter as potentially unused.
7503 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7506 * config/avr/avr.c (avr_output_function_prologue): Do not use
7507 current_function_name() in a label, use a local label instead.
7509 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7511 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7512 flag_finite_math_only, not flag_unsafe_math_optimizations.
7514 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7516 * builtins.c (fold_builtin_1): Update a call to
7517 targetm.fold_builtin.
7518 * hooks.c (hook_tree_tree_bool_null): Rename to
7519 hook_tree_tree_tree_bool_null. Take one more argument of type
7521 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7522 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7523 hook_tree_tree_tree_bool_null.
7524 * target.h (gcc_target): Update the prototype of fold_builtin.
7525 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7526 arguments of CALL_EXPR.
7527 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7530 2005-03-20 Jan Hubicka <jh@suse.cz>
7532 * cgraph.h (cgraph_node): Add prev_clone pointer.
7533 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7534 (cgraph_clone_node): Produce doubly linked chain.
7536 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7538 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7539 get_nonnull_operand, handle_sentinel_attribute,
7540 check_function_arguments_recurse): Do not strip NOPS from
7542 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7544 * c-format.c (get_constant): Likewise.
7545 * c-parser.c (c_parser_postfix_expression): Likewise.
7546 * c-typeck.c (set_init_index): Likewise.
7547 (convert_arguments): Don't check for NOP_EXPR containing integer
7550 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7552 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7553 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7554 Take decomposed arguments of CALL_EXPR.
7555 (fold_builtin_1): Update calls to the functions mentioned
7558 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7560 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7561 width to have integer type.
7562 (build_enumerator): Require enumerator value to have integer type.
7564 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7566 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7569 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7571 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7572 std=iso9899:199x): Correct descriptions.
7574 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7576 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7579 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7581 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7583 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7584 fold_builtin_memcpy.
7586 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7587 arguments of CALL_EXPR.
7588 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7589 fold_builtin_found, fold_builtin_1): Update calls to
7590 fold_trunc_transparent_mathfn.
7592 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7595 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7596 function pointers on targets that require function pointer
7598 (fold_sign_changed_comparison): Likewise.
7600 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7602 * combine.c (try_combine): When changing the mode of a hard reg, make
7603 sure that doing so is valid.
7605 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7607 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7608 (TARGET_HANDLE_OPTION): Override default.
7609 (avr_handle_option): New function.
7610 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7611 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7612 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7613 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7614 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7615 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7616 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7617 (TARGET_OPTIONS): Delete.
7618 * config/avr/avr.opt: New file.
7620 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7622 * config/m32r/m32r-protos.h: Remove the prototypes for
7623 call_address_operand, symbolic_operand, seth_add3_operand,
7624 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7625 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7626 two_insn_const_operand, move_src_operand,
7627 move_double_src_operand, move_dest_operand,
7628 eqne_comparison_operator, signed_comparison_operator,
7629 large_insn_p, conditional_move_operand, carry_compare_operand,
7630 m32r_block_immediate_operand, extend_operand,
7631 reg_or_eq_int16_operand, int8_operand, and
7632 reg_or_zero_operand.
7633 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7634 seth_add3_operand, int8_operand, cmp_int16_operand,
7635 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7636 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7637 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7638 move_double_src_operand, move_dest_operand,
7639 eqne_comparison_operator, signed_comparison_operator,
7640 extend_operand, small_insn_p, large_insn_p,
7641 conditional_move_operand, carry_compare_operand,
7642 m32r_block_immediate_operand): Move to predicates.md.
7643 (MAX_MOVE_BYTES): Move to m32r.h.
7644 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7645 * config/m32r/m32r.md: Include predicates.md.
7646 * config/m32r/predicates.md: New.
7648 2005-03-18 James E Wilson <wilson@specifixinc.com>
7651 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7654 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7656 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7657 call_address_operand, const_8bit_operand.
7658 * config/mn10300/mn10300.c (call_address_operand,
7659 const_8bit_operand, const_1f_operand): Move to predicates.md.
7660 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7661 * config/mn10300/mn10300.md: Include predicates.md.
7662 * config/mn10300/predicates.md: New.
7664 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7666 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7667 declarations in diagnostics and %E for identifiers, not %s.
7669 2005-03-18 Jan Hubicka <jh@suse.cz>
7670 Dale Johannesen <dalej@apple.com>
7672 * basic-block.h (scale_bbs_frequencies_int,
7673 scale_bbs_frequencies_gcov_type): Declare.
7674 * cfg.c (RDIV): New macro.
7675 (update_bb_frequency_for_threading): Fix.
7676 * basic-block.h (scale_bbs_frequencies_int,
7677 scale_bbs_frequencies_gcov_type): New.
7678 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7679 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7680 scale_bbs_frequencies_int.
7681 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7683 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7685 * config/m32r/m32r-protos.h: Remove the prototypes for
7686 call_address_operand, symbolic_operand, seth_add3_operand,
7687 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7688 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7689 two_insn_const_operand, move_src_operand,
7690 move_double_src_operand, move_dest_operand,
7691 eqne_comparison_operator, signed_comparison_operator,
7692 large_insn_p, conditional_move_operand, carry_compare_operand,
7693 m32r_block_immediate_operand, extend_operand,
7694 reg_or_eq_int16_operand, int8_operand, and
7695 reg_or_zero_operand.
7696 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7697 seth_add3_operand, int8_operand, cmp_int16_operand,
7698 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7699 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7700 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7701 move_double_src_operand, move_dest_operand,
7702 eqne_comparison_operator, signed_comparison_operator,
7703 extend_operand, small_insn_p, large_insn_p,
7704 conditional_move_operand, carry_compare_operand,
7705 m32r_block_immediate_operand): Move to predicates.md.
7706 (MAX_MOVE_BYTES): Move to m32r.h.
7707 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7708 * config/m32r/m32r.md: Include predicates.md.
7709 * config/m32r/predicates.md: New.
7711 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7713 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7714 symbolic_operand, symbolic_memory_operand,
7715 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7716 indexed_memory_operand, move_dest_operand, move_src_operand,
7717 prefetch_cc_operand, prefetch_nocc_operand,
7718 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7719 arith_operand, arith11_operand, pre_cint_operand,
7720 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7721 ireg_operand, int5_operand, uint5_operand, int11_operand,
7722 uint32_operand, arith5_operand, and_operand, ior_operand,
7723 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7724 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7725 shadd_operand, movb_comparison_operator,
7726 cmpib_comparison_operator): Move to predicates.md.
7727 (magic_milli, shadd_constant_p): Make it extern.
7728 * config/pa/pa.h (PREDICATE_CODES): Remove.
7729 * config/pa/pa.md: Include predicates.md.
7730 * config/pa/predicates.md: New.
7732 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7735 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7737 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7738 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7739 config/alpha/freebsd.h, config/alpha/linux.h,
7740 config/alpha/netbsd.h, config/alpha/osf5.h,
7741 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7742 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7743 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7744 doc/cppopts.texi: Update copyright.
7746 2005-03-18 Jan Hubicka <jh@suse.cz>
7749 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7751 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7754 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7756 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7759 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7761 * combine.c (gen_binary): Remove.
7762 (known_cond, simplify_shift_const, find_split_point,
7763 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7764 simplify_logical, expand_field_assignment, extract_left_shift,
7765 force_to_mode, if_then_else_cond, apply_distributive_law,
7766 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7767 simplify_comparison, reversed_comparison): Replace with
7768 simplify_gen_binary, simplify_gen_relational or
7769 distribute_and_simplify_rtx.
7770 (distribute_and_simplify_rtx): New function.
7772 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7773 Paolo Bonzini <gcc.gnu.org>
7775 * calls.c (setjmp_call_p, special_function_p): Update comments
7776 at the head of the functions.
7778 2005-03-18 Jan Hubicka <jh@suse.cz>
7780 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7782 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7783 function body should be released; do not proactively release function
7784 bodies in non-unit-at-a-time mode.
7786 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7788 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7789 mno-fp-ret-in-387 multilib variants.
7791 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7793 * common.opt (m): Remove.
7794 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7796 (common_handle_option): Remove OPT_m case.
7798 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7800 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7802 (fold_builtin_1): Update a call to fold_builtin_bitop.
7804 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7806 (fold_builtin_1): Update a call to fold_builtin_signbit.
7808 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7810 PR tree-optimization/20474
7811 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7812 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7814 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7816 * config/h8300/h8300-protos.h: Remove prototypes for
7817 general_operand_src, general_operand_dst, single_one_operand,
7818 single_zero_operand, call_insn_operand,
7819 two_insn_adds_subs_operand, small_call_insn_operand,
7820 jump_address_operand, bit_operand, bit_memory_operand,
7821 stack_pointer_operand, const_int_gt_2_operand,
7822 const_int_ge_8_operand, const_int_qi_operand,
7823 const_int_hi_operand, incdec_operand, bit_operator,
7824 nshift_operator, eqne_operator, gtle_operator,
7825 gtuleu_operator, iorxor_operator.
7826 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7827 h8300_ldm_stm_parallel.
7828 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7830 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7831 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7832 (h8300_ldm_stm_parallel): Make it extern.
7833 (h8300_ldm_parallel, h8300_stm_parallel,
7834 h8300_return_parallel, general_operand_src,
7835 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7836 nibble_operand, reg_or_nibble_operand, single_one_operand,
7837 single_zero_operand, call_insn_operand,
7838 two_insn_adds_subs_operand, small_call_insn_operand,
7839 jump_address_operand, bit_operand, bit_memory_operand,
7840 stack_pointer_operand, const_int_gt_2_operand,
7841 const_int_ge_8_operand, const_int_qi_operand,
7842 const_int_hi_operand, incdec_operand, eqne_operator,
7843 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7844 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7845 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7846 nshift_operator): Move to predicates.md.
7847 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7848 * config/h8300/h8300.md: Include predicates.md.
7849 * config/h8300/predicates.md: New.
7851 2005-03-17 Richard Henderson <rth@redhat.com>
7853 * config.gcc (ia64*-*-hpux*): Add extra_options.
7854 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7855 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7856 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7857 (ia64_tls_size_string, ia64_tune_string): Remove.
7858 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7859 (TARGET_DEFAULT_TARGET_FLAGS): New.
7860 (TARGET_HANDLE_OPTION): New.
7861 (ia64_override_options): Move options parsing ...
7862 (ia64_handle_option): ... here. New.
7863 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7864 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7865 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7866 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7867 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7868 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7869 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7870 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7871 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7872 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7873 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7874 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7875 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7876 TARGET_EARLY_STOP_BITS): Remove.
7877 (TARGET_ILP32): Default false.
7878 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7879 (enum ia64_inline_type): New.
7880 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7881 * config/ia64/ia64.md: Update for new definitions of
7882 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7883 * config/ia64/ia64.opt: New file.
7884 * config/ia64/ilp32.opt: New file.
7886 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7889 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7891 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7893 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7894 instead of MASK_H8300S.
7895 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7896 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7897 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7898 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7899 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7900 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7901 TARGET_SWITCHES): Remove.
7902 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7904 * config/h8300/h8300.opt: New.
7906 * config/alpha/alpha.opt, config/arc/arc.opt,
7907 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7910 2005-03-17 Ian Lance Taylor <ian@airs.com>
7914 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7916 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7917 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7918 (TARGET_HANDLE_OPTION): Override default.
7919 (arc_handle_option): New function.
7920 (arc_init): Remove code to set arch_cpu_string.
7921 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7922 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7923 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7924 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7925 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7926 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7927 (arc_rodata_string, TARGET_OPTIONS): Delete.
7928 * config/arc/arc.opt: New file.
7930 2005-03-17 Richard Henderson <rth@redhat.com>
7932 * doc/extend.texi (Weak Pragmas): New section.
7933 (attribute alias): Clarify that target must be in the same
7936 2005-03-17 Richard Henderson <rth@redhat.com>
7938 * config/alpha/alpha.opt: New file.
7939 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7941 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7942 alpha_fprm_string, alpha_fptm_string): Make static.
7943 (alpha_tls_size_string): Remove.
7944 (alpha_handle_option): New.
7945 (override_options): Update for alpha_cpu/alpha_tune split.
7946 (alpha_file_start): Likewise.
7947 (TARGET_DEFAULT_TARGET_FLAGS): New.
7948 (TARGET_HANDLE_OPTION): New.
7949 * config/alpha/alpha.h (alpha_tune): Declare.
7950 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7951 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7952 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7953 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7954 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7955 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7956 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7957 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7958 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7959 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7960 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7961 (TARGET_DEFAULT): Remove MASK_FP.
7962 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7963 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7964 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7965 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7966 alpha_tls_size_string): Remove.
7967 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7968 (attribute tune): Rename from attribute cpu.
7969 * config/alpha/ev4.md: Update to match.
7970 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7971 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7972 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7973 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7974 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7975 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7977 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7979 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7980 and return without creating new state if before_nops_num is nonzero.
7981 * config/ia64/ia64.md (first_insn): New attribute.
7982 (alloc): Set it to yes.
7984 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7986 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7987 STMT_VINFO_SUBVARS to NULL.
7988 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7990 2005-03-16 Dale Johannesen <dalej@apple.com>
7992 * rtlanal.c (find_first_parameter_load): Rewrite to
7993 return actual first param load or the call if none,
7994 instead of first in block, when not all loads exist.
7996 2005-03-16 Roger Sayle <roger@eyesopen.com>
7998 * optabs.c (expand_copysign_absneg): Make static.
7999 * optabs.h (expand_copysign_absneg): Delete prototype.
8000 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8002 2005-03-16 Richard Henderson <rth@redhat.com>
8005 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8006 (alias_pairs): Rename from output_defs.
8007 (find_decl_and_mark_needed): Split out from assemble_alias.
8008 (do_assemble_alias): New.
8009 (assemble_output_def): Remove.
8010 (finish_aliases_1, finish_aliases_2): New.
8011 (process_pending_assemble_output_defs): Remove.
8012 (assemble_alias): Defer aliases for which we don't yet have a
8013 non-external decl for the target symbol.
8014 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8015 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8016 * toplev.c (compile_file): Use finish_aliases_2 instead of
8017 process_pending_assemble_output_defs.
8018 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8019 (process_pending_assemble_output_defs): Remove.
8021 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8023 Fix PR tree-optimization/20489
8025 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8026 for empty structures.
8028 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8030 Fix PR tree-optimization/20490
8032 * tree-ssa-pre.c (create_expression_by_pieces): Use
8033 force_gimple_operand on result of fold.
8035 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8037 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8038 of closing parenthesis.
8040 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8042 * builtins.c (expand_movstr): Update a call to
8043 fold_builtin_strcpy.
8044 (expand_builtin_strncpy): Update a call to
8045 fold_builtin_strncpy.
8046 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8047 arguments of CALL_EXPR.
8048 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8049 fold_builtin_strncpy.
8050 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8051 * tree.h: Update the prototypes of fold_builtin_strcpy and
8052 fold_builtin_strncpy.
8054 2005-03-16 Steven Bosscher <stevenb@suse.de>
8055 Dorit Naishlos <dorit@il.ibm.com>
8057 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8058 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8061 2005-03-16 Steven Bosscher <stevenb@suse.de>
8063 * tree-inline.c (walk_type_fields, walk_tree,
8064 walk_tree_without_duplicates): Move from here...
8065 * tree.c: ...to here.
8067 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8069 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8070 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8071 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8072 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8073 (version): Define using $(BASEVER_c).
8074 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8076 (version.o): Depend on version files; add custom generation command.
8077 (prefix.o): Define BASEVER on command line.
8078 (s-iov): Depend on version files; adjust command.
8079 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8081 (gcc-vers.texi): New rule.
8082 (doc/%.info, doc/%.dvi): Add -I . to command line.
8083 (doc/gccinstall.dvi): Likewise.
8084 (PACKAGE): Delete. All uses replaced with "gcc".
8085 * aclocal.m4: Do not include gcc-version.m4.
8086 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8087 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8088 Set is_release based on contents of DEV-PHASE.
8089 Set gcc_version based on contents of BASE-VER.
8090 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8091 * config.in, configure: Regenerate.
8092 * gccbug.in: Determine version of GCC in use at runtime.
8093 * gcov-iov.c: Get version number and development phase from
8094 command line, not by including version.c.
8095 * intl.c: Replace all uses of PACKAGE with "gcc".
8096 * libada-mk.in: Delete unused "gcc_version" variable.
8097 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8098 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8099 commentary to match.
8100 (version_string): Put together from pieces.
8101 * config/alpha/x-vms: Do not use $(gcc_version).
8102 * config/i386/t-nwld: Likewise.
8103 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8104 version-GCC and DEVELOPMENT.
8106 2005-03-15 Roger Sayle <roger@eyesopen.com>
8108 PR tree-optimization/17454
8109 * tree.c (tree_size): Add case for TREE_BINFO.
8110 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8111 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8113 2005-03-15 Roger Sayle <roger@eyesopen.com>
8115 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8116 op1 whilst expanding the signed widenening multiply variant.
8118 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8120 * toplev.c (display_target_options): Avoid unused variable warning if
8121 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8122 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8123 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8124 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8125 (mips_isa_info): New variable.
8126 (mips_parse_cpu): Remove the first argument and leave the caller
8128 (TARGET_HANDLE_OPTION): Override default.
8129 (mips_handle_option): New function. Move option validation code from...
8130 (override_options): ...here. Update calls to mips_parse_cpu.
8131 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8132 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8133 (SUBTARGET_TARGET_OPTIONS): Delete.
8134 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8135 (mno-flush-func, mtune=): New options.
8137 2005-03-15 Roger Sayle <roger@eyesopen.com>
8138 Richard Henderson <rth@redhat.com>
8140 * real.c (c4x_single_format, c4x_extended_format): Provide values
8141 for signbit_ro for c4x's single and extended floating point formats.
8142 * optabs.c (expand_copysign): Use the floating point format's
8143 signbit_ro for expanding via expand_copysign_absneg, and it's
8144 signbit_rw field for expanding via expand_copysign_bit.
8146 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8148 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8149 known_alignment_for_access_p.
8150 (known_alignment_for_access_p): New.
8151 (do_peeling_for_alignment): Field made int instead of bool and renamed
8152 to peeling_for_alignment.
8153 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8154 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8155 functionality used to be in vect_analyze_operations.
8156 (vect_analyze_operations): Code to determine vectorization factor was
8157 moved to vect_determine_vectorization_factor.
8158 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8159 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8161 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8162 be part of vect_analyze_operations).
8163 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8164 creating the guard condition, as the number of iterations may be
8166 (slpeel_tree_peel_loop_to_edge): Use new name of
8167 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8168 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8169 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8170 (vect_do_peeling_for_alignment): Use fold.
8171 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8173 (vect_update_inits_of_dr): Renamed to
8174 vect_update_init_of_dr.
8175 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8176 (vectorizable_store): Fix assertion to use == instead of =.
8178 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8180 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8181 call_used_regs for wCG registers.
8183 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8185 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8186 for non-offsettable memory references to cope with outstanding reload
8187 replacements, take 2.
8189 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8192 * config/i386/i386.h (x86_fisttp): New.
8193 (TARGET_FISTTP): New macro.
8194 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8195 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8196 instruction when fisttp flag is set.
8197 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8199 * config/i386/i386.md (type attribute): Add fisttp.
8200 (unit attribute): Set to i387 for fisttp type.
8201 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8202 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8204 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8205 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8207 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8208 patterns for TARGET_FISTTP. Enable patterns for
8209 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8210 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8211 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8212 implement fisttp x87 insn.
8213 (fix_trunc*_i387_fisttp splitters): New patterns.
8214 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8215 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8216 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8218 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8219 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8220 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8221 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8222 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8223 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8224 Disable patterns for TARGET_FISTTP.
8225 (fix_trunc*_i387 splitters): Implement usign mode macros.
8226 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8227 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8228 (fix_trunx*_sse peephole2s): Implement using mode macros.
8230 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8232 PR rtl-optimization/20291
8233 * combine.c (try_combine): If splitting fails, re-try with
8234 original combined pattern, i.e. before clobber stripping.
8236 2005-03-14 Eric Christopher <echristo@redhat.com>
8238 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8239 STACK_GROWS_DOWNWARD.
8241 2005-03-14 Roger Sayle <roger@eyesopen.com>
8243 * real.h (struct real_format): Split the signbit field into two
8244 two fields, signbit_ro and signbit_rw.
8245 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8246 mips_double_format, ieee_extended_motorola_format,
8247 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8248 ieee_extended_intel_128_format, ibm_extended_format,
8249 mips_extended_format, ieee_quad_format, mips_quad_format,
8250 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8251 i370_double_format, c4x_single_format, c4x_extended_format,
8252 real_internal_format): Update initializers for new field.
8253 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8254 real_format structure.
8255 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8256 field of the real_format structure.
8258 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8260 Fix PR tree-optimization/20458
8262 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8263 DECL_EXTERNAL on STRUCT_FIELD tags.
8264 (clear_call_clobbered): Ditto.
8265 * tree-ssa-operands.c (note_addressable): Make sure the original
8266 variable doesn't slip into the addressable list if we have
8268 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8271 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8273 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8274 (-fwide-exec-charset): Likewise.
8275 (-finput-charset): Likewise.
8276 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8277 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8278 * c.opt (Wnormalized): New.
8280 2005-03-14 Devang Patel <dpatel@apple.com>
8282 * doc/invoke.texi: Add reference to Visibility document.
8284 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8286 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8287 MASK_SPLIT_ADDRESSES.
8288 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8289 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8290 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8291 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8292 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8293 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8294 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8295 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8296 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8297 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8298 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8299 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8300 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8301 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8302 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8303 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8304 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8305 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8306 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8307 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8308 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8309 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8310 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8311 (TARGET_EXPLICIT_RELOCS): Delete.
8312 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8313 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8314 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8315 (override_options): Set MASK_LONG64 if -mint64 is given and no
8316 -mlongXX option is. Complain about -mint64 -mlong32.
8317 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8318 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8319 * config/mips/mips.opt: New file.
8321 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8323 * config.gcc (extra_options): New variable for listing option files.
8324 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8325 * configure.ac (extra_opt_files): New AC_SUBST variable.
8326 (tm_file_list, tm_include_list): Include options.h first.
8327 * configure: Regenerate.
8328 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8329 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8330 (s-options-h): New rule.
8331 (options.h): Depend on it.
8332 (TEXI_GCCINT_FILES): Add options.texi.
8333 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8334 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8335 * target.h (gcc_target): Add default_target_flags and handle_option.
8336 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8337 (TARGET_HANDLE_OPTION): New macros.
8338 (TARGET_INITIALIZER): Include them.
8339 * opt-functions.awk (opt_args, nth_arg): New functions.
8340 (switch_flags): Handle the "Target" flag.
8342 (var_name): Use opt_args and nth_arg.
8343 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8344 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8345 macros for the "Mask" and "InverseMask" options.
8346 * opts.h (cl_var_cond): New enum.
8347 (cl_option): Replace the "has_set_value" and "set_value" fields with
8348 "var_cond" and "var_value".
8349 (CL_TARGET): New macro.
8350 (option_enabled, print_filtered_help): Declare.
8351 (decode_options): Move definition.
8352 * opts.c (handle_option): Search for the original option before
8353 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8354 var_cond and var_value fields. Use targetm.handle_option to handle
8356 (decode_options): Set target_flags to targetm.default_target_flags.
8357 (print_filtered_help): Make global. Handle CL_TARGET.
8358 (option_enabled): New function.
8359 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8360 (display_target_options, set_target_switch, print_switch_values)
8361 (default_pch_valid_p): Guard uses of target_switches with
8362 #ifdef TARGET_SWITCHES. Also...
8363 (display_target_options): Display the CL_TARGET entries in cl_options.
8364 (set_target_option): Don't complain about the "" option when
8365 TARGET_SWITCHES is undefined.
8366 (print_switch_values): Use option_enabled.
8367 (default_pch_valid_p): Check cl_options[] when looking for something
8368 that has changed the value of target_flags.
8369 * c.opt: Remove documentation from top of file.
8370 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8371 * doc/sourecebuild.texi: Refer to the new options documentation
8372 instead of c.opt. Document machine-specific .opt files.
8373 * doc/tm.texi (target_flags): Say that this variable is declared
8375 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8376 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8378 * doc/options.texi: New file.
8380 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8383 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8386 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8389 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8390 temporary variable of pointer type if an lvalues is required.
8391 (gimplify_modify_expr_rhs): Request an rvalue from it.
8392 (gimplify_expr): Pass fallback on.
8394 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8396 * cfgbuild.c: Update comments.
8398 2005-03-14 Roger Sayle <roger@eyesopen.com>
8400 PR rtl-optimization/17236
8401 * optabs.c (expand_doubleword_mult): New helper function split out
8402 from expand_binop. Permute the order in which instructions are
8403 emitted to minimize the number of simultaneously live registers.
8404 (expand_binop): Call expand_doubleword_mult to synthesize a double
8405 word multiplication.
8407 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8409 * basic-block.h: Update the prototypes of cached_make_edge and
8411 * cfg.c (cached_make_edge): Take edge_cache representing one
8412 row of the adjacency matrix of edges.
8413 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8414 (make_edges): Initialize edge_cache to represent one row of
8415 the adjacency matrix of edges.
8417 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8419 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8421 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8422 Remove unused removed_phis variable.
8423 (conditional_replacement): Use build1/build2.
8424 (abs_replacement): Use last_and_only_stmt and build1/build2.
8426 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8428 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8429 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8430 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8431 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8432 * c-common.c (handle_novops_attribute): New function.
8433 (c_common_attribute_table): Add "no vops" entry.
8434 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8435 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8436 * tree-ssa-operands.c (get_call_expr_operands): Do not
8437 create virtual operands for calls with ECF_NOVOPS flag.
8438 * tree.h (DECL_IS_NOVOPS): New macro.
8439 (struct tree_decl): Add novops_flag.
8440 (ECF_NOVOPS): New constant.
8442 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8445 * config/i386/i386.c (x86_use_himode_fiop): New.
8446 (x86_use_simode_fiop): Rename from x86_use_fiop.
8447 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8448 (TARGET_USE_HIMODE_FIOP): New.
8449 (x86_use_simode_fiop): Rename from x86_use_fiop.
8450 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8452 * config/i386/i386.md (X87MODEI12): New mode macro define.
8453 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8454 to implement x87 FP compare with HImode input operands.
8455 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8456 Use X87MODEI12 mode macro to handle HImode input operands.
8457 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8458 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8459 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8460 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8461 macro to implement x87 operators with HImode input operands.
8462 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8465 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8467 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8469 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8470 constants invariant.
8472 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8474 * basic-block.h (BB_VISITED): Removed.
8475 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8477 2005-03-14 Falk Hueffner <falk@debian.org>
8480 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8482 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8484 * ggc-zone.c: Fix comment typos.
8486 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8487 stringpool.c, config/mips/mips-protos.h: Update copyright.
8489 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8491 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8492 throughout with its typedef, "rtx".
8493 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8494 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8495 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8496 regs in comment to match code.
8498 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8500 * except.c (check_handled): Make it static.
8501 * except.h: Remove the corresponding prototype.
8503 * function.c (get_func_frame_size): Make it static.
8504 * function.h: Remove the corresponding type.
8506 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8508 * hard-reg-set.h: Remove the corresponding declarations.
8510 * tree-cfg.c (verify_stmts): Check that
8511 bb_for_stmt (stmt) == bb for every PHI node and statement.
8513 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8515 * config.gcc: Remove excess indentation.
8516 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8518 2005-03-13 Roger Sayle <roger@eyesopen.com>
8521 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8522 * fold-const.c (fold_sign_changed_comparison): Likewise.
8523 (fold_binary): Optimize comparisons against widened operands if
8524 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8526 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8528 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8529 (sparc_override_options): Initialize it.
8530 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8532 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8534 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8535 (reg_or_none500mem_operand): New predicate.
8536 (zero_reg_mem_operand): New predicate.
8537 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8538 to reg_or_none500mem_operand.
8539 (extendsfdf2_fpr): Add MEM alternative.
8540 (extenddftf2_internal): Change operand2 predicate to
8541 zero_reg_mem_operand.
8543 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8545 * ggc-zone.c: Rewritten.
8547 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8549 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8550 * config.in: Regenerated.
8551 * configure: Regenerated.
8552 * gengtype.c (write_types_process_field, write_func_for_structure):
8553 Pass new argument to gt_pch_note_object.
8554 * ggc-common.c (struct ptr_data): Add TYPE.
8555 (gt_pch_note_object): Take TYPE argument and save it.
8556 (call_count): Update call to ggc_pch_count_object.
8557 (call_alloc): Update call to ggc_pch_alloc_object.
8558 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8560 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8561 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8562 (ggc_alloc_zone_stat): Delete.
8563 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8564 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8565 (ggc_pch_alloc_object): Update prototypes.
8566 (garbage_zone): Delete.
8567 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8568 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8570 (tree_id_zone): New variable.
8571 (ggc_alloc_cleared_zone): Remove unused.
8572 (ggc_alloc_zone): Define.
8573 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8574 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8575 ggc_alloc_zone_stat.
8576 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8577 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8578 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8579 (make_node_stat): Likewise. Use tree_id_zone.
8581 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8582 Joseph S. Myers <joseph@codesourcery.com>
8584 * configure.ac: Check for MIPS TLS.
8585 * configure: Regenerated.
8586 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8587 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8588 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8589 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8590 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8591 (mips_classify_symbol, mips_symbolic_constant_p)
8592 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8593 (mips_tls_operand_p, mips_call_tls_get_addr)
8594 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8595 (mips_tls_symbol_ref_1): New functions.
8596 (mips_legitimize_address, mips_legitimize_const_move): Call
8597 mips_legitimize_tls_address.
8598 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8600 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8601 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8602 (mips_char_to_class): Document V1_REG.
8603 (HAVE_AS_TLS): Provide default.
8604 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8606 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8608 (tls_get_tp_<mode>): New instruction.
8610 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8612 * configure.ac: Update checks for target tools.
8613 * configure: Regenerated.
8615 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8617 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8619 2005-03-13 Roger Sayle <roger@eyesopen.com>
8621 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8622 more classes of DImode multiplication by constant. Allow both
8623 multiplication by small negative constants (by performing a
8624 multiplication by a positive constant and negating the result) and
8625 multiplications by large powers of two, by using a left shift.
8627 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8629 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8630 of basic blocks into work_stack.
8632 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8633 config/mips/vr.h: Update copyright.
8635 * c-decl.c (c_init_decl_processing): Remove useless calls to
8636 build_function_type.
8638 * builtins.c (fold_trunc_transparent_mathfn,
8639 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8640 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8641 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8642 fold_builtin_strcpy, fold_builtin_strncpy,
8643 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8646 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8649 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8650 variable determinant.
8652 * tree-cfg.c (group_case_labels): Remove local variable type.
8654 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8657 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8660 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8663 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8664 (*movmemqi_insn): Delete.
8665 (*movmemhi): Delete.
8667 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8669 * builtins.c (fold_builtin_classify): Take decomposed
8670 arguments of CALL_EXPR.
8671 (fold_builtin_1): Update a call to fold_builtin_classify.
8673 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8676 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8677 through into call to parser_xref_tag after parse error.
8678 (c_parser_struct_declaration): Consistently return NULL_TREE on
8681 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8683 * tree-flow-inline.h (ref_contains_array_ref): New function.
8684 (lookup_subvars_for_var): Ditto.
8685 (get_subvars_for_var): Ditto.
8686 (var_can_have_subvars): Ditto.
8688 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8689 (struct subvar): New type.
8691 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8693 * tree-optimize.c (init_tree_optimization_passes): Call
8694 pass_create_structure_vars.
8696 * tree-ssa-alias.c: Include vec.h.
8697 (init_alias_info): Don't auto-clear call clobbered on struct-field
8699 (compute_flow_insensitive_aliasing): Handle subvars.
8700 (group_aliases): Handle STRUCT_FIELD aliases.
8701 (setup_pointers_and_addressables): Ditto.
8702 Don't mark variables non-addressable if they still have
8703 addressable subvars.
8704 Also mark subvars addressable when the real variable is marked
8706 (add_pointed_to_var): Try to prune the pointed-to set by only
8707 pointing to subvars when possible.
8708 Otherwise, make sure we set addresses_needed and pt_vars to
8709 properly include subvars.
8710 (bitpos_of_field): New function.
8711 (push_fields_onto_fieldstack): Ditto.
8712 (get_or_create_used_part_for): Ditto.
8713 (create_overlap_variables_for): Ditto.
8714 (find_used_portions): Ditto.
8715 (create_structure_vars): Ditto.
8716 (pass_create_structure_vars): New structure.
8718 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8719 (get_expr_operands): Handle subvars. Also try to turn
8720 COMPONENT_REF accesses into must-defs now that we can accurately
8722 (note_addressable): Try to only mark as addressable those subvars
8723 we know a COMPONENT_REF touches.
8724 (overlap_subvar): New function.
8726 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8727 Handle subvar storing.
8728 (vect_address_analysis): Update caller of vect_object_analysis.
8730 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8732 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8733 (STMT_VINFO_SUBVARS): New macro.
8735 * common.opts: add flag_tree_salias.
8737 * opts.c (decode_options): flag_tree_salias defaults to on.
8739 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8741 * doc/tree-ssa.texi: Document structural alias analysis.
8743 2005-03-12 Steven Bosscher <stevenb@suse.de>
8745 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8746 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8747 * tree-ssa-operands.c (get_expr_operands): Likewise.
8748 (get_expr_operands): Likewise for ERROR_MARK.
8750 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8752 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8755 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8758 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8759 (mark_operand_necessary): Remove local variable ver.
8761 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8762 variable prefix_len.
8764 * value-prof.c (mod_subtract_transform): Remove local variable
8767 * builtins.c (fold_builtin_exponent): Take decomposed
8768 arguments of CALL_EXPR.
8769 (fold_builtin_1): Update a call to fold_builtin_exponent.
8771 * builtins.c (fold_builtin_logarithm): Take decomposed
8772 arguments of CALL_EXPR.
8773 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8775 * c-decl.c (c_init_decl_processing): Remove local variables
8776 ptr_ftype_void and ptr_ftype_ptr.
8778 * gimplify.c (gimplify_expr): Remove local variables r0 and
8781 * reg-stack.c (move_for_stack_reg): Remove local variable
8783 (compare_for_stack_reg): Remove local variable flags_user.
8784 (convert_regs_1): Remove local variable deleted.
8786 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8788 (combine_blocks): Remove local variables exits and new_e.
8790 * tree-inline.c (expand_call_inline): Remove local variable
8793 * tree-ssa-live.c (create_ssa_var_map,
8794 calculate_live_on_entry): Remove local variable snn.
8796 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8798 * c-lex.c (c_lex_with_flags): Add parameter to call to
8801 2005-03-11 Per Bothner <per@bothner.com>
8803 * c-tree.h (struct c_declarator): New id_loc field.
8804 * c-pragma.h (c_lex_with_flags): Take position reference.
8805 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8806 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8807 (c_lex): Pass dummy location to c_lex_with_flags.
8808 * c-parser.c (c_lex_one_token): Set c_token's location using
8809 c_lex_with_flags, instead of input_location, which might be "ahead".
8810 (c_parser_direct_declarator): Set declarator's id_loc from
8812 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8813 declarator's id_loc, rather than probably-imprecise input_location.
8814 (build_id_declarator): Initialize c_declarator's id_loc field.
8816 2005-03-11 Roger Sayle <roger@eyesopen.com>
8819 * builtins.c (expand_builtin_signbit): Force the signbit's word
8820 into an integer register to avoid SUBREGs of floating point modes.
8822 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8824 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8825 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8826 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8827 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8829 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8831 PR rtl-optimization/20306
8832 * expr.c (emit_move_complex): Set try_int false if mode is
8833 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8834 emit_block_move if try_int is true.
8836 2005-03-11 Richard Henderson <rth@redhat.com>
8839 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8840 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8843 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8845 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8846 (TARGET_FIX_VR4130): New macro.
8847 (TARGET_OPTIONS): Add -mfix-vr4130.
8848 (ISA_HAS_MACCHI): New macro.
8849 (ASM_SPEC): Add -mfix-vr4130.
8850 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8851 (override_options): Handle mips_fix_vr4130_string.
8852 (mips_avoid_hazards): Clear all_noreorder_p
8853 if we're working around VR4130 errata and the macc alternatives
8855 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8856 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8857 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8858 (MULTILIB_DEFAULTS): Remove leading "march=".
8859 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8860 if no architecture option is given.
8861 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8863 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8864 * doc/invoke.texi: Document -mfix-vr4130.
8866 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8868 * config/mips/mips.c (override_options): Only warn about -mint64
8869 deprecation if TARGET_INT64.
8871 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8873 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8874 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8875 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8876 are non-specific regarding the nonnull parameter positions.
8877 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8878 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8879 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8880 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8882 * builtins.def: Use the non-specific "nonnull" attibute lists.
8884 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8886 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8887 single_pred_edge, single_succ, single_pred): Improve comments.
8889 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8891 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8892 single_pred_edge, single_succ, single_pred): New inline functions.
8893 * bb-reorder.c (rotate_loop, find_traces_1_round,
8894 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8895 duplicate_computed_gotos): Use the single_succ/pred functions.
8896 * cfganal.c (forwarder_block_p): Ditto.
8897 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8898 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8899 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8900 merge_seq_blocks): Ditto.
8901 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8902 * cfglayout.c (fixup_reorder_chain): Ditto.
8903 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8904 canonicalize_loop_headers, verify_loop_structure): Ditto.
8905 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8906 mfb_update_loops, create_preheader, force_single_succ_latches,
8907 create_loop_notes): Ditto.
8908 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8909 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8910 commit_one_edge_insertion, purge_dead_edges,
8911 cfg_layout_can_merge_blocks_p): Ditto.
8912 * except.c (sjlj_emit_function_enter): Ditto.
8913 * flow.c (init_propagate_block_info): Ditto.
8914 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8915 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8916 insert_insn_end_bb): Ditto.
8917 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8918 find_if_case_2): Ditto.
8919 * lambda-code.c (perfect_nestify): Ditto.
8920 * lcm.c (optimize_mode_switching): Ditto.
8921 * loop-doloop.c (doloop_modify): Ditto.
8922 * loop-init.c (loop_optimizer_init): Ditto.
8923 * loop-iv.c (simplify_using_initial_values): Ditto.
8924 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8925 * loop-unswitch.c (unswitch_loop): Ditto.
8926 * modulo-sched.c (generate_prolog_epilog): Ditto.
8927 * predict.c (combine_predictions_for_insn, estimate_probability,
8928 tree_estimate_probability, last_basic_block_p,
8929 estimate_bb_frequencies): Ditto.
8930 * profile.c (branch_prob): Ditto.
8931 * regrename.c (copyprop_hardreg_forward): Ditto.
8932 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8933 * tracer.c (layout_superblocks): Ditto.
8934 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8935 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8936 cleanup_control_expr_graph, disband_implicit_edges,
8937 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8938 tree_verify_flow_info, tree_make_forwarder_block,
8939 tree_forwarder_block_p, remove_forwarder_block,
8940 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8941 * tree-if-conv.c (tree_if_conversion): Ditto.
8942 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8943 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8944 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8945 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8946 copy_loop_headers): Ditto.
8947 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8948 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8949 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8950 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8951 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8952 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8953 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8954 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8955 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8956 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8957 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8958 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8959 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8960 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8961 slpeel_add_loop_guard): Ditto.
8963 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8965 PR tree-optimization/15784
8966 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8969 * stmt.c (expand_case): Don't change index_type. Convert minval
8972 PR tree-optimization/20130
8973 * fold-const.c (fold): Fold x * -1 into -x.
8975 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8977 PR rtl-optimization/20331
8978 * rtlanal.c (modified_between_p): Check its address first for MEM.
8979 (modified_in_p): Likewise.
8981 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8983 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8985 2005-03-10 Steven Bosscher <stevenb@suse.de>
8987 * expr.c (expand_expr_real_1): If possible, use a conditional
8988 move for expanding MIN_EXPR and MAX_EXPR.
8989 Use temp for moving around rtx-en.
8991 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8994 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8997 2005-03-10 Roger Sayle <roger@eyesopen.com>
8999 * builtins.c (expand_builtin_signbit): Extend to handle floating
9000 point modes wider than the largest integer type, using the
9001 operand_subword_force function to obtain the signbit's word.
9003 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9006 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9007 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9009 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9011 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9013 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9015 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9017 (perform_edge_inserts): Unconditionally call
9018 free_dominator_info.
9020 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9022 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9024 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9026 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9028 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9030 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9032 (rtl_register_value_prof_hooks,
9033 tree_value_profile_transformations,
9034 tree_register_value_prof_hooks): Likewise.
9035 * var-tracking.c (stack_adjust_offset_pre_post,
9036 variable_htab_free, variable_union, dataflow_set_different_2,
9037 count_uses, variable_was_changed, set_frame_base_location,
9038 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9039 vt_add_function_parameters): Likewise.
9040 * varasm.c (named_section_real, named_section, make_decl_rtl,
9041 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9042 const_hash_1, compare_constant, copy_constant, force_const_mem,
9043 output_constant_pool_2, output_constant_pool_1, output_constant,
9044 output_constructor, make_decl_one_only, decl_tls_model,
9045 default_no_named_section, default_elf_select_section_1,
9046 default_unique_section_1): Likewise.
9047 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9048 * vmsdbgout.c (addr_const_to_string): Likewise.
9051 * function.c (struct assign_parm_data_one): Remove last_named
9053 (assign_parm_find_data_types): Don't determine last_named.
9054 Reorder named_parm determination.
9055 (assign_parms): Only setup varargs on the last non-varadic
9058 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9060 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9061 sda base address on medium model.
9063 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9065 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9066 * cfgloop.c (flow_loop_nodes_find): Export.
9067 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9069 * cfgloopmanip.c (fix_loop_structure): New function.
9070 * predict.c (predict_loops): Clean up the loops information.
9071 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9072 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9074 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9075 (rewrite_into_loop_closed_ssa): Declaration changed.
9076 * tree-loop-linear.c (linear_transform_loops): Add argument to
9077 rewrite_into_loop_closed_ssa call.
9078 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9079 * tree-ssa-loop-im.c (move_computations): Ditto.
9080 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9081 * tree-vectorizer.c (vectorize_loops): Ditto.
9082 * tree-optimize.c: Include cfgloop.h.
9083 (execute_todo): Choose whether to call cleanup_tree_cfg or
9084 cleanup_tree_cfg_loop.
9085 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9086 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9087 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9088 cleanup_tree_cfg_loop call.
9089 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9090 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9091 work on part of cfg.
9093 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9096 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9097 with multiple alternatives.
9099 * stmt.c (parse_output_constraint): Fix a typo.
9101 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9103 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9104 assembly directive instead of deprecated "no-generics".
9106 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9108 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9109 for non-offsettable memory references to cope with outstanding reload
9111 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9112 avoid losing outstanding address reloads.
9113 ("reload_outdi", "reload_outdf"): Likewise.
9115 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9117 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9118 code. Add more cbrt transformations.
9120 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9122 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9124 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9126 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9127 NULL_TREE when a given tree is not simplified.
9128 (fold): Return the original tree when any of the functions
9129 mentioned above NULL_TREE.
9131 * fold-const.c (fold_unary, fold_binary): Take decomposed
9132 arguments, code, type, op0, and op1 in case of fold_binary.
9133 (fold): Update calls to fold_unary and fold_binary.
9135 2005-03-09 Roger Sayle <roger@eyesopen.com>
9137 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9138 a fndecl and an arglist instead of a CALL_EXPR, exp.
9140 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9142 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9144 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9146 * expr.c (expand_assignment): Remove orig_to_rtx.
9148 * fold-const.c (int_const_binop): Remove no_overflow.
9150 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9152 * loop-iv.c (get_biv_step_1): Remove lhs.
9154 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9156 * real.c (real_nan): Remove neg.
9158 * function.c (thread_prologue_and_epilogue_insns): Remove i
9161 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9164 * tree-eh.c (tree_could_trap_p): Remove idx.
9166 * tree-into-ssa.c (ann): Remove ann.
9168 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9170 * tree-sra.c (decide_block_copy): Remove inst_count.
9172 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9174 * tree-ssa-loop-im.c (lhs): Remove.
9176 * cfgbuild.c (state, STATE, SET_STATE,
9177 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9179 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9180 (find_basic_blocks): Set the state of each basic block to
9183 2005-03-08 Jeff Law <law@redhat.com>
9185 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9186 goto results in the removal of edges in the CFG, then we need
9187 to recompute dominators.
9189 2005-03-09 Ben Elliston <bje@au.ibm.com>
9191 * c-common.c (c_do_switch_warnings): Comment fix.
9193 2005-03-08 Julian Brown <julian@codesourcery.com>
9195 * Patch from 2005-03-08 reverted for causing regressions and
9196 ppc-darwin bootstrap failure.
9198 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9200 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9201 Define the real function for ppc-darwin.
9202 * c-typeck.c (convert_arguments): Check for target-specific
9203 invalid argument call to unprototyped function.
9204 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9206 * target.h (invalid_arg_for_unprototyped_fn): New field
9208 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9209 default target hook.
9210 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9213 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9215 * c-typeck.c (constructor_stack, constructor_range_stack,
9216 initializer_stack): Make them static.
9218 * cfg.c (rbi_pool): Make it static.
9220 * gimple-low.c (lower_stmt_body): Make it static.
9221 * tree-flow.h: Remove the corresponding prototype. Don't
9224 * sched-deps.c (cache_size): Make it static.
9226 * stor-layout.c (lang_adjust_rli): Make it static.
9228 2005-03-08 Julian Brown <julian@codesourcery.com>
9230 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9231 from being used for symbols with vague linkage when
9232 HAVE_GAS_COMDAT_GROUP is true.
9234 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9236 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9237 nlabel == JUMP_LABEL (jump).
9239 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9241 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9242 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9243 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9244 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9246 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9249 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9250 * c-common.c (handle_returns_twice): New function.
9251 (c_common_attribute_table): Declare eturns_twice' attribute.
9252 * doc/extend.texi: Document eturns_twice' attribute.
9253 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9254 (struct tree_decl): Add returns_twice_flag.
9256 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9258 * tree-ssa-phiopt.c: Fix a comment typo.
9260 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9261 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9262 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9265 2005-03-08 Richard Henderson <rth@redhat.com>
9267 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9268 builtin codes with ctzdi2, clzdi2, popcountdi2.
9269 (struct alpha_builtin_def): Add is_const.
9270 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9271 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9272 (alpha_init_builtins): Init them. Set nothrow and const attributes
9274 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9275 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9276 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9277 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9278 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9279 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9280 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9281 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9282 (TARGET_FOLD_BUILTIN): New.
9283 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9284 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9286 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9288 2005-03-08 Ira Rosen <irar@il.ibm.com>
9290 PR tree-optimization/20122
9291 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9292 condition of access function instead of base.
9294 2005-03-07 Jeff Law <law@redhat.com>
9295 Steven Bosscher <stevenb@suse.de>
9297 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9298 (find_taken_edge): Call find_taken_edge_computed_goto as
9299 appropriate. Allow any gimple invariant rather than just
9300 INTEGER_CST for VAL.
9301 (cleanup_control_flow): Cleanup a computed goto which has turned
9303 (tree_merge_blocks): If block B has any forced labels, move
9304 them to the start of block A.
9305 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9306 computed gotos as well.
9307 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9308 removal of unnecessary computed gotos too.
9309 (lookup_redirection_data): Fix type of INSERT argument. Callers
9312 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9314 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9315 Remove trailing spaces.
9317 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9318 unshare_all_trees): Make them static.
9319 * tree-gimple.h: Remove the corresponding prototypes.
9321 * diagnostic.h: Remove unused prototype
9322 debug_output_buffer.
9323 * modulo-sched.c: Remove unused prototype
9324 set_row_column_for_ps.
9326 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9327 replace_phi_edge_with_variable): Remove unused variable i.
9329 2005-03-07 Per Bothner <per@bothner.com>
9331 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9333 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9336 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9337 bbs on the COND_EXPR instead of the PHI_NODEs.
9338 (candidate_bb_for_phi_optimization): Remove.
9339 (replace_phi_with_stmt): Rename to ...
9340 (replace_phi_edge_with_variable): this and change so that we
9341 replace the phi argument instead of removing the PHI.
9342 (conditional_replacement): Change so we deal with PHI with more
9344 (value_replacement): Likewise.
9345 (abs_replacement): Likewise.
9347 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9349 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9350 output_e500_flip_gt_bit.
9352 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9354 (rs6000_generate_compare): Fix logic to look at the correct bits.
9355 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9357 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9358 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9359 gen_move_from_CR_gt_bit.
9361 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9362 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9363 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9365 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9366 (E500_CR_IOR_COMPARE): New constant.
9368 2005-03-08 Earl Chew <earl_chew@agilent.com>
9369 David Billinghurst <David.Billinghurst@riotinto.com>
9371 * config/i386/host-cygwin.c: New file to support precompiled
9373 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9374 * config.host: Use above files for cygwin host.
9376 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9378 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9379 ordering ops from earlier change.
9381 2005-03-07 Per Bothner <per@bothner.com>
9383 Various fixes to allow us to again build if --enable-mapped-location:
9384 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9385 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9386 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9387 local variable loc. Change logic appropriately.
9388 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9389 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9390 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9391 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9392 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9394 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9396 PR rtl-optimization/19683
9397 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9398 number of bytes, to smallest_int_for_mode. Fix arguments to
9399 REG_CANNOT_CHANGE_MODE_P.
9401 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9403 * reorg.c (relax_delay_slots): Check that the jump is
9404 conditional before trying to invert it.
9406 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9408 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9411 * calls (stack_arg_under_construction): Make it static.
9413 * flow.c (regs_live_at_setjmp): Make it static.
9414 * flow.h: Remove the corresponding prototype.
9416 * reload1.c (reload_startobj, reload_firstobj,
9417 something_needs_operands_changed, reload_inherited,
9418 reload_inheritance_insn, reload_override_in,
9419 reload_spill_index): Make them static.
9421 * recog.c (verify_changes): Make it static.
9422 * recog.h: Remove the corresponding prototype.
9424 * cfgbuild.c (find_sub_basic_blocks): Remove.
9425 * basic-block.h: Remove the corresponding prototype.
9426 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9428 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9430 * tree-ssa-operands.c (check_build_stmt): Remove.
9432 * stor-layout.c (set_alignment): Remove.
9433 * tree.h: Remove the corresponding prototype.
9435 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9437 * tree-ssa-dce.c (control_dependence_map,
9438 visited_control_parents): Make them static.
9440 * cfghooks.c (verify_flow_info): Remove local variable
9443 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9446 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9448 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9450 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9452 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9454 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9455 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9456 PARALLEL for an empty structure.
9458 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9460 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9462 * fold-const.c (fold_binary): Unroll the very first "for"
9465 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9467 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9468 redundant match_code test.
9469 (scc_comparison_operator): Swap match_operand and match_code
9471 (branch_positive_comparison_operator): Same.
9472 (trap_comparison_operator): Use comparison_operator and swap with
9475 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9478 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9479 (out_movhi_r_mr): Read low byte of volatile MEM first.
9480 (out_movhi_mr_r): Write high byte of volatile MEM first.
9482 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9484 * cselib.c (reg_values, reg_values_size): Make them static.
9486 * cse.c (cse_reg_info_table): Make it static.
9488 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9490 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9492 * cse.c (find_best_addr): Use canon_for_address.
9494 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9496 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9497 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9498 SUBREG and MEM, respectively.
9500 * fold-const.c (fold_binary): Use code instead of t.
9502 * fold-const.c (optimize_minmax_comparison): Take decomposed
9503 arguments code, type, op0, and op1 instead of t.
9504 (fold_binary): Update a call to optimize_minmax_comparison.
9506 * fold-const.c (fold_range_test): Take decomposed arguments
9507 code, type, op0, and op1 instead of t.
9508 (fold_binary): Update a call to fold_range_test.
9510 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9511 decomposed arguments code, type, op0, and op1 instead of t.
9512 (fold_binary): Update a call to fold_range_test.
9514 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9516 * fold-const.c (fold_binary): Avoid directly using the original
9517 expression t as much as possible.
9519 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9521 * c-semantics.c (build_stmt): Use TYPE_P instead of
9522 IS_NON_TYPE_CODE_CLASS.
9523 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9524 (NON_TYPE_CHECK): Use TYPE_P instead of
9525 IS_NON_TYPE_CODE_CLASS.
9527 * fold-const.c (fold): Remove handling of binary expressions.
9529 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9531 * doc/c-tree.texi: Wrap comments in @r{}.
9532 * doc/cpp.texi: Likewise.
9533 * doc/cppinternals.texi: Likewise.
9534 * doc/extend.texi: Likewise.
9535 * doc/md.texi: Likewise.
9536 * doc/objc.texi: Likewise.
9537 * doc/sourcebuild.texi: Likewise.
9538 * doc/tm.texi: Likewise.
9541 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9543 * predict.c (apply_return_prediction): Standardize PHI chain
9545 * tree-ssa.c (ssa_redirect_edge): Likewise.
9547 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9548 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9551 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9552 * tree-flow.h: Adjust the prototype for remove_phi_node.
9553 * lambda-code.c (perfect_nestify): Adjust a call to
9556 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9557 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9559 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9560 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9561 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9562 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9564 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9565 of GEN_INT (trunc_int_for_mode (...)).
9566 * loop-iv.c (iv_number_of_iterations): Likewise.
9567 * postreload.c (reload_cse_move2add): Likewise.
9568 * simplify-rtx.c (simplify_const_unary_operation,
9569 simplify_const_binary_operation): Likewise.
9570 * stor-layout.c (get_mode_bounds): Likewise.
9572 * fold-const.c (fold_binary): New.
9573 (fold): Call fold_binary on binary expressions.
9575 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9577 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9578 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9579 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9580 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9581 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9583 2005-03-04 Devang Patel <dpatel@apple.com>
9585 PR tree-optimization/18815
9586 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9587 loops with zero exit edges.
9589 2005-03-04 Devang Patel <dpatel@apple.com>
9591 * doc/invoke.texi: Remove reference to webpage that does not exist.
9593 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9594 Joseph S. Myers <joseph@codesourcery.com>
9597 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9598 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9599 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9600 * pa.c (get_plabel): Change argument to symbol_ref. Call
9601 maybe_get_identifier instead of get_identifier.
9602 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9603 (struct deferred_plabel): Replace name field with symbol field.
9604 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9605 ASM_OUTPUT_EXTERNAL_REAL is defined.
9606 (output_global_address): Use output_addr_const for output of all
9608 (output_deferred_plabels): Use symbol_ref instead of name for address
9610 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9611 ASM_OUTPUT_SYMBOL_REF): New macros.
9612 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9614 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9617 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9619 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9620 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9622 2005-03-04 Jeff Law <law@redhat.com>
9624 * basic-block.h (rediscover_loops_after_threading): Declare.
9625 * tree-ssa-dom.c: Include cfgloop.h.
9626 (tree_ssa_dominator_optimize): Discover loops and some basic
9627 properties. Remove forwarder blocks recreated by loop header
9628 canonicalization. Also mark backedges in the CFG.
9629 * tree-ssa-threadupdate.c: Include cfgloop.h
9630 (rediscover_loops_after_threading): Define.
9631 (struct local_info): New field, JUMP_THREADED.
9632 (prune_undesirable_thread_requests): New function.
9633 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9634 then record that fact for the callers of redirct_edges.
9635 (thread_block): If BB has incoming backedges, then call
9636 prune_undesirable_thraed_requests. Note when we are
9637 going to have to rediscover loop information. Return a
9638 boolean indicating if any jumps were threaded.
9639 (thread_through_all_blocks): Bubble up boolean indicating
9640 if any jumps were threaded.
9641 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9642 (tree-ssa-threadupdate.o): Similarly.
9644 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9646 * fold-const.c (fold_ternary): Unroll the "for" loop to
9649 2005-03-04 Andrew Haley <aph@redhat.com>
9651 * unwind-dw2-fde-glibc.c (struct
9652 unw_eh_callback_data.check_cache): New field.
9653 (frame_hdr_cache): New.
9654 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9655 Cache frame header info.
9657 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9659 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9660 (print_c_condition): Declare.
9661 * read-rtl.c (ptr_loc): New structure.
9662 (ptr_locs, ptr_loc_obstack, joined_conditions)
9663 (joined_conditions_obstack): New variables.
9664 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9665 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9666 (join_c_conditions, print_c_condition): New functions.
9667 (apply_macro_to_string): Associate the new string with the same
9668 source location as the old one.
9669 (add_condition_to_string): Use join_c_conditions.
9670 (read_string): Use set_rtx_ptr_loc to record a filename and line
9671 number for the string.
9672 (read_rtx): Initialize the new variables above.
9673 * genattrtab.c (write_test_expr, write_attr_value): Use
9675 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9676 comment above the GCC_VERSION check.
9677 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9678 Inline the definition of MAYBE_EVAL.
9679 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9680 * genoutput.c (process_template): Likewise.
9681 * genpreds.c (write_predicate_subfunction): Likewise.
9682 (write_predicate_expr): Use print_c_condition.
9683 * genrecog.c (write_cond): Likewise.
9684 * gensupport.c (process_rtx): Use join_c_conditions to join the
9685 conditions of a define_insn_and_split. Record a source location
9686 for the string after the "&&".
9687 (alter_test_for_insn): Use join_c_conditions.
9689 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9692 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9693 PR tree-optimization/15784
9694 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9697 2005-03-04 Ben Elliston <bje@au.ibm.com>
9699 * gcc.c (option_map): Add --coverage.
9700 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9701 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9702 * config/darwin.h: Pass -lgcov for `coverage'.
9703 * doc/invoke.texi (Debugging Options): Document --coverage.
9705 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9707 * gcse.c (bypass_block): Use find_edge wherever possible.
9709 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9713 * c-opts.c (c_common_parse_file): Call start_source_file
9714 and end_source_file at the approriate times.
9716 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9717 the main file, it will be done for us now.
9719 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9721 * fold-const.c (fold_ternary): New.
9722 (fold): Call fold_ternary on ternary expressions. Remove
9723 handling of ternary expressions.
9725 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9727 PR tree-optimization/15784
9728 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9731 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9733 * config/rs6000/predicates.md (branch_comparison_operator):
9734 Convert from C block to conditional format.
9736 2005-03-03 Jan Hubicka <jh@suse.cz>
9738 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9739 and non-constant public variables.
9741 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9743 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9746 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9749 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9750 calls to release_ssa_name and release_phi_node.
9752 * fold-const.c (fold): Remove handling of unary expressions.
9754 * fold-const.c (fold_unary): Avoid directly using the original
9755 expression t as much as possible.
9757 2005-03-03 Roger Sayle <roger@eyesopen.com>
9758 Andrew Pinski <pinskia@physics.uc.edu>
9760 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9761 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9763 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9765 Describe special registers SRP and MOF as allocatable registers.
9766 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9767 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9768 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9769 TARGET_HAS_MUL_INSNS.
9770 (cris_print_operand) <case 'd'>: New case.
9771 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9772 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9774 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9775 (REG_ALLOC_ORDER): Update for MOF.
9776 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9778 (GENERAL_REGS): No longer a define of ALL_REGS.
9779 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9780 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9782 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9783 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9784 (SECONDARY_RELOAD_CLASS): Define.
9785 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9786 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9787 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9788 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9789 (REGISTER_MOVE_COST): Define.
9790 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9791 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9792 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9793 (CRIS_MOF_REGNUM): New define_constants.
9794 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9796 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9798 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9799 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9800 Adjust for MOF being properly described as a register.
9801 (indir_to_reg_split): Name this split. Conditionalize on the
9802 destination register being a general register.
9803 (movei): Conditionalize on on operands 0 and 1 having the same
9806 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9809 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9810 -mcpu to override any other explicitly given flags.
9812 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9814 * recog.c (verify_changes, confirm_change_group): New functions,
9815 broken out of apply_change_group.
9816 (apply_change_group): Use them.
9817 * recog.h (verify_change, confirm_change_group): Declare.
9818 * rtl.h (redirect_jump_2): Declare.
9819 * jump.c (redirect_exp, invert_exp): Delete.
9820 (invert_exp_1): Take second parameter. Return value. Changed caller.
9821 (redirect_jump_2): New function, broken out of redirect_jump.
9822 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9823 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9824 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9826 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9828 * varasm.c (named_section): Use xstrdup rather than doing it by
9831 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9833 2005-03-02 Devang Patel <dpatel@apple.com>
9835 Undo PR tree-optimization/18815 fix.
9837 2005-03-02 Devang Patel <dpatel@apple.com>
9839 PR tree-optimization/18815
9840 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9841 loops with zero exit edges.
9843 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9845 * cfg.c (connect_src, connect_dest, disconnect_src,
9846 disconnct_dest): New.
9847 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9848 redirect_edge_pred): Use the new functions.
9850 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9851 free_dominance_info only when needed.
9853 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9856 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9857 (reg_or_sub_cint64_operand): Same.
9859 2005-03-02 Jeff Law <law@redhat.com>
9861 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9862 CFG_ALTERED in the main DOM iteration loop.
9864 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9867 * varasm.c (initializer_constant_valid_p): Allow conversions
9868 between OFFSET_TYPEs. Tidy.
9870 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9872 * config/cris/cris.md ("return"): Remove epilogue delay list
9875 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9877 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9879 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9881 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9883 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9884 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9885 config/m68k/m68k.c, config/mips/mips.h,
9886 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9887 doc/include/gcc-common.texi: Update copyright.
9889 PR middle-end/18029 and PR middle-end/18030
9890 * expr.c (optimize_bitfield_assignment_op): Add a special case
9891 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9893 * fold-const.c (fold_unary): New.
9894 (fold): Call fold_unary on unary expressions.
9896 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9898 * cgraph.h (struct cgraph_edge): Add prev_caller and
9900 (cgraph_node_remove_callees): Export.
9901 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9903 (cgraph_edge_remove_callee): New function.
9904 (cgraph_edge_remove_caller): Likewise.
9905 (cgraph_remove_edge): Use.
9906 (cgraph_redirect_edge_callee): Likewise.
9907 (cgraph_node_remove_callees): New function.
9908 (cgraph_node_remove_callers): Likewise.
9909 (cgraph_remove_node): Use.
9910 * tree-optimize.c (tree_rest_of_compilation): Use
9911 cgraph_node_remove_callees instead of manual loop.
9912 * cgraphunit.c (cgraph_finalize_function): Likewise.
9913 (cgraph_expand_function): Likewise.
9914 (cgraph_remove_unreachable_nodes): Likewise.
9916 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9919 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9921 * c-decl.c (undeclared_variable): Take location as argument.
9922 * c-typeck.c (build_external_ref): Likewise.
9923 * c-parser.c (c_parser_postfix_expression): Pass location of
9924 identifier to build_external_ref.
9926 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9928 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9929 CCEQ mode for branch_positive_comparison_operator test.
9930 * config/rs6000/predicates (branch_comparison_operator): Revert to
9932 (scc_comparison_operator): Same.
9933 (branch_positive_comparison_operator): Same.
9935 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9937 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9938 (cris_delay_slots_for_epilogue): Remove.
9939 (save_last): Move into cris_target_asm_function_epilogue.
9940 (cris_target_asm_function_epilogue): Remove tests for file being
9942 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9943 (cris_delay_slots_for_epilogue): Remove prototypes.
9944 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9945 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9947 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9949 * config/rs6000/predicates.md (branch_comparison_operator): Change
9950 to define_special_predicate.
9951 (scc_comparison_operator): Same.
9952 (branch_positive_comparison_operator): Same.
9954 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9956 * Makefile.in (tree-ssa-sink.o): New.
9957 (OBJS-common): Add tree-ssa-sink.o.
9958 * common.opt: Add -ftree-sink
9959 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9960 * timevar.def (TV_TREE_SINK): new timevar.
9961 * tree-flow.h (is_hidden_global_store): Prototype.
9962 * tree-optimize.c (init_tree_optimization_passes): Add
9964 * tree-pass.h (pass_sink_code): New.
9965 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9966 for non-obvious global store store to is_hidden_global_store, and
9967 call that new function.
9968 * tree-ssa-sink.c: New file.
9969 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9970 * doc/passes.texi: Document forward store motion.
9971 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9972 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9973 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9974 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9976 2005-03-01 Per Bothner <per@bothner.com>
9978 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9979 and we have a non-zero column-number, add it to the message.
9980 Also factor out the diagnostic_kind_text.
9982 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9984 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9985 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9986 flow_loop_scan): Removed.
9987 (flow_loop_dump): Do not dump removed fields.
9988 (flow_loop_free): Do not free removed fields.
9989 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9990 (loop_exit_edge_p): New function.
9991 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9992 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9993 num_exits, exits_doms.
9994 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9995 LOOP_EDGES, LOOP_ALL): Removed.
9996 (flow_loop_scan): Declaration removed.
9997 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9998 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10000 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10001 (if_convert): Call flow_loops_find and flow_loops_free
10002 when calling mark_loop_exit_edges.
10003 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10004 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10005 free_dominance_info calls.
10006 * loop-init.c (flow_loops_find): Ditto.
10007 * passes.c (rest_of_handle_branch_prob): Ditto.
10008 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10009 * loop-unroll.c (analyze_insns_in_loop): Do not use
10011 * predict.c (predict_loops): Do not call flow_loop_scan.
10012 Use get_loop_exit_edges.
10013 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10014 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10015 Do not use EDGE_LOOP_EXIT.
10016 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10017 to bb_with_exit_edge_p.
10018 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10019 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10020 to bb_with_exit_edge_p.
10021 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10023 * tree-loop-linear.c (linear_transform_loops): Do not call
10024 flow_loop_scan. Use loop->single_exit.
10025 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10026 (vect_analyze_loop_form): Do not call flow_loop_scan.
10027 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10029 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10031 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10032 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10033 slpeel_tree_duplicate_loop_to_edge_cfg,
10034 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10035 Use loop_preheader_edge and loop->single_exit. Do not call
10038 2005-03-01 Nick Clifton <nickc@redhat.com>
10040 * config/arm/arm.c (thumb_find_work_register): Check all of the
10041 argument registers to see if they are free, and a couple of
10042 special cases where the last argument register but can be proved
10043 to be available during the function's prologue.
10044 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10045 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10046 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10048 (thumb_compute_save_reg_mask): Likewise. Also use
10049 thumb_find_work_register() to ensure that there is agreement about
10050 which work register is going to be used in the prologue.
10051 (thumb_output_function_prologue): Use unsigned long as the type
10052 for the register bit-mask. Also delay pushing the link register if
10053 other high registers are going to be pushed.
10054 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10055 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10056 redundant prototypes.
10058 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10061 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10062 and after reload in REG+REG indexed addresses without REG_POINTER
10063 set in the base and not set in the index.
10065 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10067 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10068 Don't undefine here.
10069 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10070 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10071 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10072 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10073 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10075 * config.gcc (sh*-*-linux*): Use config/linux.h.
10077 2005-02-28 Dale Johannesen <dalej@apple.com>
10078 Stan Shebs <shebs@apple.com>
10080 Rewrite of 64-bit Darwin structure-by-value pass/return.
10081 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10082 intoffset, use_stack, named.
10083 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10084 (rs6000_darwin64_record_arg_advance_flush): New.
10085 (rs6000_darwin64_record_arg_advance_recurse): New.
10086 (rs6000_darwin64_record_arg_flush): New.
10087 (rs6000_darwin64_record_arg_recurse): New.
10088 (rs6000_darwin64_record_arg): New.
10089 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10090 (function_arg_boundary): Handle 128-bit aligned structs.
10091 (function_arg_advance): Rewrite darwin64 struct handling.
10092 (function_arg): Call rs6000_darwin64_record_arg.
10093 (function_arg_partial_nregs): Handle darwin64 structs.
10094 (rs6000_darwin64_function_value): Remove.
10095 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10097 2005-02-28 Roger Sayle <roger@eyesopen.com>
10099 PR tree-optimization/20216
10100 * tree-chrec.c (tree_fold_factorial): Delete.
10101 (tree_fold_binomial): Change argument list to take a return type
10102 and change the type of K to unsigned int. Rewrite to avoid explicit
10103 evaluation of factorials, and (recursively) calling fold to perform
10104 compile-time arithmetic. Return NULL on (internal) overflow.
10105 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10106 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10107 if any intermediate calculation overflows.
10108 (chrec_apply): Update call to chrec_evaluate.
10110 2005-02-28 James E Wilson <wilson@specifixinc.com>
10112 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10114 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10117 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10118 instead of NULL_TREE on error.
10120 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10122 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10123 (EASY_VECTOR_15_ADD_SELF): Remove.
10124 (num_insns_constant_wide): Not static.
10125 (validate_condition_mode): Not static.
10126 (toc_relative_expr_p): Not static.
10127 (legitimate_indirect_address_p): Not static.
10128 (macho_lo_sum_memory_operand): Not static.
10129 (invalid_e500_subreg): Not static.
10130 (easy_vector_same): Not static.
10131 (easy_vector_splat_const): Not static.
10132 (RS6000_SYMBOL_REF_TLS_P): Remove.
10133 (any_operand): Delete.
10134 (any_parallel_operand): Delete.
10135 (count_register_operand): Delete.
10136 (altivec_register_operand): Delete.
10137 (xer_operand): Delete.
10138 (s8bit_cint_operand): Delete.
10139 (short_cint_operand): Delete.
10140 (u_short_cint_operand): Delete.
10141 (non_short_cint_operand): Delete.
10142 (exact_log2_cint_operand): Delete.
10143 (gpc_reg_operand): Delete.
10144 (cc_reg_operand): Delete.
10145 (cc_reg_not_cr0_operand): Delete.
10146 (reg_or_short_operand): Delete.
10147 (reg_or_neg_short_operand): Delete.
10148 (reg_or_aligned_short_operand): Delete.
10149 (reg_or_u_short_operand): Delete.
10150 (reg_or_cint_operand): Delete.
10151 (reg_or_arith_cint_operand): Delete.
10152 (reg_or_add_cint64_operand): Delete.
10153 (reg_or_sub_cint64_operand): Delete.
10154 (reg_or_logical_cint_operand): Delete.
10155 (got_operand): Delete.
10156 (got_no_const_operand): Delete.
10157 (easy_fp_constant): Delete.
10158 (easy_vector_constant): Delete.
10159 (easy_vector_constant_add_self): Delete.
10160 (zero_constant): Delete.
10161 (zero_fp_constant): Delete.
10162 (volatile_mem_operand): Delete.
10163 (offsettable_mem_operand): Delete.
10164 (mem_or_easy_const_operand): Delete.
10165 (add_operand): Delete.
10166 (non_add_cint_operand): Delete.
10167 (logical_operand): Delete.
10168 (non_logical_cint_operand): Delete.
10169 (mask_operand): Delete.
10170 (mask_operand_wrap): Delete.
10171 (mask64_operand): Delete.
10172 (mask64_2_operand): Delete.
10173 (and64_operand): Delete.
10174 (and64_2_operand): Delete.
10175 (and_operand): Delete.
10176 (reg_or_mem_operand): Delete.
10177 (lwa_operand): Delete.
10178 (symbol_ref_operand): Delete.
10179 (call_operand): Delete.
10180 (current_file_function_operand): Delete.
10181 (input_operand): Delete.
10182 (rs6000_nonimmediate_operand): Delete.
10183 (rs6000_tls_symbol_ref): Delete.
10184 (save_world_operation): Delete.
10185 (restore_world_operation): Delete.
10186 (load_multiple_operation): Delete.
10187 (store_multiple_operation): Delete.
10188 (vrsave_operation): Delete.
10189 (mfcr_operation): Delete.
10190 (mtcrf_operation): Delete.
10191 (lmw_operation): Delete.
10192 (stmw_operation): Delete.
10193 (branch_comparison_operator): Delete.
10194 (branch_positive_comparison_operator): Delete.
10195 (scc_comparison_operator): Delete.
10196 (trap_comparison_operator): Delete.
10197 (boolean_operator): Delete.
10198 (boolean_or_operator): Delete.
10199 (min_max_operator): Delete.
10200 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10201 (EASY_VECTOR_15): Moved to here.
10202 (EASY_VECTOR_15_ADD_SELF): Move to here.
10203 (PREDICATE_CODES): Delete.
10204 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10205 Declare functions no longer static.
10206 * config/rs6000/predicates.md: New.
10207 * config/rs6000/rs6000.md: Include predicates.md
10209 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10211 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10212 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10214 * cfgrtl.c (need_fake_edge_p): Likewise.
10215 * combine.c (distribute_notes): Likewise.
10216 * emit-rtl.c (try_split): Likewise.
10217 * recog.c (peephole2_opimize): Likewise.
10218 * reg-notes.def (ALWAYS_RETURN): Remove.
10219 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10220 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10221 * tree.h (ECF_ALWAYS_RETURN): Remove.
10223 2005-02-28 Roger Sayle <roger@eyesopen.com>
10225 PR middle-end/19874
10226 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10227 between different machine modes is never a "useless" conversion.
10229 2005-02-28 Geert Bosch <bosch@gnat.com>
10232 * doc/contrib.texi: List contributors for Ada front end
10234 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10236 * simplify-rtx.c (simplify_unary_operation_1,
10237 simplify_const_unary_operation): New, extracted from...
10238 (simplify_unary_operation): ... this one.
10239 (simplify_binary_operation_1,
10240 simplify_const_binary_operation): New, extracted from...
10241 (simplify_binary_operation): ... this one.
10242 * rtl.h (simplify_const_unary_operation,
10243 simplify_const_binary_operation): Add prototypes.
10245 2005-02-28 Julian Brown <julian@codesourcery.com>
10247 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10248 building libjava and caused PR regression/20228.
10250 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10253 * Makefile.in (host_subdir): New.
10254 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10255 * configure: Regenerate.
10257 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10259 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10260 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10261 installation directory first.
10263 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10266 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10267 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10268 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10269 * config/cris/cris.md: Tweak comments referring to Q.
10270 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10271 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10272 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10273 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10274 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10275 Insert spaces in constraints to align alternatives vertically for
10277 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10280 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10282 PR rtl-optimization/17728
10283 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10284 operand 0 from general_operand to move_dest_operand.
10286 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10288 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10289 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10290 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10291 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10293 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10295 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10296 * configure: Regenerate.
10297 * libada-mk.in: Remove CC; rename
10298 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10300 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10303 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10304 for the lhs, also walk over the tree. Likewise for rhs.
10306 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10308 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10309 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10310 Do not propagate value of iv before increment over the increment.
10312 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10314 * c-parser.c: New file.
10315 * c-parse.in: Remove.
10316 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10318 (c-parser.o): Add dependencies.
10319 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10320 maintainer-clean, TAGS): Update.
10321 * c-config-lang.in (gtfiles): Update.
10322 * gengtype-lex.l: Don't handle "@@".
10323 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10324 objc_build_synchronized, objc_begin_try_stmt,
10325 objc_begin_catch_clause, objc_finish_catch_clause,
10326 objc_build_finally_clause, objc_finish_try_stmt): New.
10327 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10329 (c_parse_init): Update comment.
10330 * c-decl.c (c_init_decl_processing): Update comment.
10331 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10332 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10333 new c_declspecs members.
10335 2005-02-25 Julian Brown <julian@codesourcery.com>
10337 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10338 from being used for symbols with vague linkage when
10339 HAVE_GAS_COMDAT_GROUP is true.
10341 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10343 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10345 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10348 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10349 (LIBGCC2_HAS_DF_MODE): New.
10350 (LIBGCC2_HAS_XF_MODE): New.
10351 (LIBGCC2_HAS_TF_MODE): New.
10352 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10353 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10354 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10355 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10356 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10357 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10358 and add _fixtfdi, _fixunstfdi, _floatditf
10359 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10360 L_fixunstfdi, L_floatditf.
10361 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10362 (LIBGCC2_HAS_TF_MODE): Define.
10364 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10366 PR tree-optimization/20204
10367 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10368 REWRITE_THIS_STMT markers on PHI nodes.
10369 (rewrite_initialize_block): Likewise.
10371 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10373 * version.c (version_string): Update to 4.1.
10375 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10377 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10378 Clarify that the alternative way doesn't work in GNU C++.
10380 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10382 PR tree-optimization/19937
10383 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10384 to the type of the induction variable.
10386 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10388 PR rtl-optimization/20117
10389 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10390 the block including noncopyable insn.
10392 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10394 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10395 calls to find_reg_note.
10397 2005-02-24 Richard Henderson <rth@redhat.com>
10400 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10403 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10405 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10406 vector types if to use base reg for misaligned non-word ld/std.
10408 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10411 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10412 dwarf2 label manually and put it after, not before the prologue.
10414 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10417 * reload.c (operands_match_p): Only increment register number for
10418 SCALAR_INT_MODE_P modes in multiple hard registers.
10420 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10423 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10425 * ChangeLog.5: Fix log message typo(s).
10426 * ChangeLog.7: Likewise.
10427 * ChangeLog.tree-ssa: Likewise.
10428 * cfgexpand.c: Fix comment typo(s).
10429 * conflict.c: Likewise.
10430 * defaults.h: Likewise.
10431 * dwarf2out.c: Likewise.
10432 * gcse.c: Likewise.
10433 * ggc-page.c: Likewise.
10434 * tree-eh.c: Likewise.
10435 * tree-ssa-dom.c: Likewise.
10437 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10440 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10441 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10442 if SHARED is defined.
10445 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10446 allow splitting only if operands 0 and 3 don't overlap.
10448 2005-02-24 Richard Henderson <rth@redhat.com>
10450 PR middle-end/19953
10451 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10452 (fold_builtin_1): Call them.
10453 * fold-const.c (fold_complex_mult_parts): Split out from ...
10454 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10455 (fold_complex_div_parts, fold_complex_div): New.
10457 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10459 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10461 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10462 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10464 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10465 (print_node): Likewise.
10466 Print TYPE_SIZES_GIMPLIFIED.
10468 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10470 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10471 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10472 operands as commutative in constraints.
10474 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10476 * tree-into-ssa.c: Re-organize internal functions.
10478 2005-02-24 Richard Henderson <rth@redhat.com>
10480 PR middle-end/18902
10481 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10483 * common.opt (fcx-limited-range): New.
10484 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10485 * toplev.c (flag_complex_method): Initialize to 1.
10486 (process_options): Set flag_complex_method to 0 if
10487 flag_cx_limited_range.
10488 * doc/invoke.texi (-fcx-limited-range): New.
10490 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10492 * cse.c (delete_trivially_dead_insns): Speed up by using
10493 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10496 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10498 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10499 functions when -mid-shared-library is being used.
10501 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10503 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10504 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10505 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10506 * system.h: Poison LINK_LIBGCC_SPECIAL.
10508 2005-02-23 James E Wilson <wilson@specifixinc.com>
10510 * gengtype.c (note_insn_name): Make 1 element larger.
10512 2005-02-23 Roger Sayle <roger@eyesopen.com>
10515 PR rtl-optimization/20097
10516 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10517 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10519 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10521 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10522 * t-aix52 (SHLIB_INSTALL): Same.
10524 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10526 * genpreds.c: Update copyright.
10528 2005-02-23 Michael Beach <michaelb@ieee.org>
10531 * config/sparc/t-elf (startup files): Assemble with CPP.
10533 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10535 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10536 (write_predicate_expr): Likewise.
10538 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10540 PR tree-optimization/20100
10541 PR tree-optimization/20115
10542 * tree-optimize.c (init_tree_optimization_passes): Remove
10543 pass_maybe_create_global_var.
10544 * tree-pass.h (pass_maybe_create_global_var): Remove.
10545 * tree-ssa-alias.c (aliases_computed_p): Declare.
10546 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10547 (count_calls_and_maybe_create_global_var): Remove.
10548 (pass_maybe_create_global_var): Remove.
10549 (init_alias_info): Do not declare aliases_computed_p.
10550 (maybe_create_global_var): If the function contains no
10551 call-clobbered variables and a mix of pure/const and regular
10552 function calls, create .GLOBAL_VAR.
10553 Mark all call-clobbered variables for renaming.
10554 (merge_pointed_to_info): Update comment.
10555 (add_pointed_to_var): Likewise.
10556 (is_escape_site): Likewise.
10557 Accept struct alias_info * instead of size_t *.
10559 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10561 * tree-ssa-operands.c (get_call_expr_operands): If
10562 ALIASES_COMPUTED_P is false, do not add call-clobbering
10564 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10565 (delete_tree_ssa): Likewise.
10567 2005-02-22 James E Wilson <wilson@specifixinc.com>
10569 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10570 (do_compile): Do call it here.
10572 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10574 PR rtl-optimization/20017.
10575 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10576 rest_of_handle_cse2, rest_of_handle_gcse): Call
10577 delete_dead_jumptables immediately before calling cleanup_cfg.
10579 2005-02-22 Devang Patel <dpatel@apple.com>
10582 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10585 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10587 * config/rs6000/aix.h (WINT_TYPE): Define.
10589 2005-02-22 Stan Shebs <shebs@apple.com>
10591 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10592 natural alignment for 64-bit Darwin.
10593 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10595 * doc/invoke.texi: Document this.
10597 2005-02-22 DJ Delorie <dj@redhat.com>
10599 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10600 to make_[un]signed_type, not the mode itself.
10602 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10604 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10605 not available. Use tail calls wherever possible.
10606 (make_edge): Call unchecked_make_edge to create an edge.
10608 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10609 (coalesce_ssa_name): Don't check for
10610 SSANORM_USE_COALESCE_LIST.
10611 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10613 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10615 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10616 (rewrite_into_ssa): ... here.
10618 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10620 PR tree-optimization/19786
10621 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10622 tag to another's may-alias bitmap when adding to the other's list.
10624 2005-02-21 DJ Delorie <dj@redhat.com>
10626 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10627 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10628 registers in unsupported ways.
10629 * expmed.c (init_expmed): Likewise.
10631 2005-02-21 Stan Cox <scox@redhat.com>
10633 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10635 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10637 * tree-cfg.c (fold_cond_expr_cond): New.
10638 (make_edges): Call fold_cond_expr_cond.
10639 (find_taken_edge): Accept nothing but INTEGER_CST.
10640 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10642 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10644 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10645 that do not belong to any basic block.
10647 2005-02-21 Jeff Law <law@redhat.com>
10649 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10652 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10654 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10655 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10656 Adjust their definitions.
10657 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10658 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10660 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10661 genautomata.c, langhooks.c, langhooks.h, system.h,
10662 config/arm/lib1funcs.asm: Update copyright.
10664 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10666 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10668 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10671 * doc/install.texi: Document --with-gc.
10673 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10675 * simplify-rtx.c (simplify_unary_operation): Add a missing
10678 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10680 PR tree-optimization/18663
10681 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10682 if the type has variable bounds.
10684 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10686 * gcse.c: Remove an obsolete comment.
10688 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10690 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10692 * doc/extend.texi (Function Attributes) <Attribute const>: The
10693 attribute "pure" is below this text, not above.
10695 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10697 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10698 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10699 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10701 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10704 * langhooks.h (struct lang_hooks): Add to_target_charset.
10705 * langhooks.c (lhd_to_target_charset): New function.
10706 * langhooks-def.h: Declare lhd_to_target_charset.
10707 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10708 (LANG_HOOKS_INITIALIZER): Update.
10709 * c-common.c (c_common_to_target_charset): New function.
10710 * c-common.h: Declare it.
10711 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10712 c_common_to_target_charset.
10714 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10715 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10716 Delete definitions.
10717 * system.h: Poison them.
10718 * doc/tm.texi: Don't discuss them.
10719 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10720 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10721 (pp_c_char): Do not attempt to generate letter escapes for
10723 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10724 * config/mips/mips.c (mips_output_ascii): Likewise.
10726 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10728 PR tree-optimization/19951
10729 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10732 2005-02-19 Steven Bosscher <stevenb@suse.de>
10734 PR middle-end/19698
10735 * function.h (struct function): New field `max_loop_depth'.
10736 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10737 (flow_loops_find): Reset the max loop depth count before finding loops.
10738 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10739 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10740 (calculate_global_regs_live): Make sure the loop will terminate
10741 when the initial sets are not empty.
10743 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10745 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10747 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10749 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10752 * doc/invoke.texi: Remove documentation of %M spec.
10754 (init_spec): Remove %M suffix from -lgcc_s.
10755 (do_spec_1): Remove 'M' case.
10756 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10757 to put shared libraries in the multilib directory. Remove the
10758 shlib_so_soname substitution variable. Don't add a multilib encoding
10759 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10760 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10761 SHLIB_INSTALL as well as SHLIB_LINK.
10762 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10763 (SHLIB_NAME): Delete.
10764 (SHLIB_DIR): New macro.
10765 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10766 (SHLIB_INSTALL): Adjust accordingly.
10767 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10768 * config/t-slibgcc-sld: Likewise.
10769 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10770 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10771 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10773 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10774 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10775 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10776 Use @shlib_base_name@ instead of @shlib_so_name@.
10777 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10778 and @shlib_base_name@.so in @multilib_dir@.
10779 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10780 to the install path.
10781 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10782 (SHLIB_LINK): Remove previous workaround.
10783 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10784 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10785 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10787 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10788 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10789 (SHLIB_INSTALL): Adjust accordingly.
10790 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10791 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10792 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10793 config/t-slibgcc-elf-ver.
10795 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10796 Jakub Jelinek <jakub@redhat.com>
10798 PR tree-optimization/19828
10799 * tree-ssa-loop-im.c: Add a TODO comment.
10800 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10801 without side-effects.
10803 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10805 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10808 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10810 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10811 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10812 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10814 (ia64_reorg): Delete fixup_errata call.
10815 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10816 (TARGET_SWITCHES): Delete -mb-step entry.
10818 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10821 * c-typeck.c (composite_type): Handle quals in transparent unions.
10822 (type_lists_compatible_p): Likewise.
10824 2005-02-18 Stan Shebs <shebs@apple.com>
10826 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10827 expressions in the .literal8 section.
10829 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10831 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10833 2005-02-18 Roger Sayle <roger@eyesopen.com>
10835 * fold-const.c (constant_boolean_node): Always create values of the
10836 specified type, don't bother calling truthvalue_conversion.
10838 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10840 * except.c (output_function_exception_table): Call
10841 assemble_external_libcall (eh_personality_libfunc).
10843 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10846 * config/ia64/ia64.h (struct machine_function): Add state_num.
10847 * config/ia64/ia64.c (process_epilogue,
10848 process_for_unwind_directive): Use new unwind state numbers each
10849 time rather than state 1.
10851 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10854 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10855 before the "*llgt_didi" pattern.
10857 2005-02-18 Jason Merrill <jason@redhat.com>
10859 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10861 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10863 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10864 (div0): Use it in place of ARM_FUNC_ALIAS.
10865 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10867 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10869 PR middle-end/20030
10870 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10871 access, the lower bound of the array type if it exists.
10873 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10876 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10877 cases that are out-of-range for the index type.
10879 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10881 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10882 (estimate_case_costs): Don't call convert.
10883 * expmed.c (expand_shift): Likewise.
10884 (make_tree): Call fold_convert instead of convert.
10886 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10889 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10890 that ref to be marked MEM_READONLY_P doesn't have base that needs
10893 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10895 * genautomata.c (output_get_cpu_unit_code_func,
10896 output_cpu_unit_reservation_p): Don't generate old-style function
10899 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10902 PR tree-optimization/20009
10903 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10905 PR tree-optimization/18947
10906 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10907 inline, remove all nodes that are inlined into the extern inline
10910 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10912 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10913 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10914 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10915 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10918 2005-02-17 Roger Sayle <roger@eyesopen.com>
10920 PR tree-optimization/19917
10921 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10922 to be potentially trapping.
10924 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10926 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10928 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10930 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10931 tem becomes a local variable which is set to the value of the
10932 back end defined INITIAL_FRAME_ADDRESS macro.
10933 (expand_builtin_frame_address): Omit the base parameter to
10934 expand_builtin_return_addr.
10935 (expand_builtin_profile_func): Likewise.
10936 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10937 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10938 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10940 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10942 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10943 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10944 * config/frv/frv.c (frv_function_epilogue): Likewise.
10946 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10948 * lambda-code (perfect_nestify): Remove mark/unmark
10949 for rewriting hack.
10950 * tree-loop-linear.c (linear_transform_loops): Add
10951 rewrite_into_ssa call so that ssa is correct for
10952 rewriting into loop closed.
10954 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10956 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10957 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10959 * bt-load.c (btr_def_live_range, combine_btr_defs,
10960 migrate_btr_def, migrate_btr_defs): Likewise.
10961 * cfgcleanup.c (thread_jump): Likewise.
10962 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10963 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10964 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10965 df_rd_local_compute, df_reg_info_compute): Likewise.
10966 * dominance.c (init_dom_info, free_dom_info): Likewise.
10967 * flow.c (init_propagate_block_info,
10968 free_propagate_block_info): Likewise.
10969 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10970 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10971 modify_reg_pav): Likewise.
10972 * loop-invariant.c (find_defs, find_invariant_insn,
10973 find_invariants, free_inv_motion_data): Likewise.
10974 * predict.c (tree_predict_by_opcode,
10975 estimate_bb_frequencies): Likewise.
10976 * stmt.c (expand_case): Likewise.
10977 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10978 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10979 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10980 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10981 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10982 rewrite_ssa_into_ssa): Likewise.
10983 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10984 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10985 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10986 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10987 * tree-sra.c (tree_sra): Likewise.
10988 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10989 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10990 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10991 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10992 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10993 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10995 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10996 calculate_live_on_entry, calculate_live_on_exit,
10997 build_tree_conflict_graph): Likewise.
10998 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10999 record_important_candidates, set_use_iv_cost, find_depends,
11000 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11001 tree_ssa_iv_optimize_finalize): Likewise.
11002 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11003 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11004 tree_duplicate_loop_to_header_edge): Likewise.
11005 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11006 * tree-ssa.c (verify_flow_insensitive_alias_info,
11007 verify_name_tags, verify_ssa, init_tree_ssa,
11008 delete_tree_ssa): Likewise.
11009 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11010 fini_ssanames): Likewise.
11011 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11013 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11015 * config/rs6000/t-rtems: Completely reworked.
11017 2005-02-17 Ira Rosen <irar@il.ibm.com>
11019 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11021 2005-02-17 Ira Rosen <irar@il.ibm.com>
11023 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11024 POINTER_TYPE_P when checking that type is a pointer.
11025 (vect_get_memtag): Remove.
11026 (vect_address_analysis): Use POINTER_TYPE_P. Call
11027 vect_object_analysis with dummy parameter for memtag.
11028 (vect_object_analysis): Extract memtag (functionality that
11029 used to be in vect_get_memtag and moved here). Fix printings.
11030 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11031 with correct parameters. Remove call to vect_get_memtag.
11033 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11035 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11036 (tree-vectorizer.o): Added missing dependencies.
11038 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11040 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11041 declaration in tree-vectorizer.c, now has an extern declaration in
11042 tree-vectorizer.h).
11043 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11044 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11045 get_vectype_for_scalar_type, vect_is_simple_use,
11046 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11047 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11048 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11049 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11050 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11051 find_loop_location): Likewise.
11053 * tree-vectorizer.c (langhooks.h): #include removed.
11054 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11055 moved to tree-vectorized.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,
11061 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11062 vect_set_verbosity_level, find_loop_location): Likewise.
11064 (vect_analyze_loop): Function externalized. Declaration moved to
11065 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11066 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11067 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11068 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11069 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11070 vect_enhance_data_refs_alignment, vect_analyze_operations,
11071 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11072 vect_stmt_relevant_p, vect_get_loop_niters,
11073 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11074 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11075 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11076 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11077 vect_get_memtag): Likewise.
11079 (vectorizable_load): Function externalized. Declaration moved to
11080 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11081 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11082 vect_transform_loop): Likewise.
11083 (vect_transform_stmt): Moved to tree-vect-transform.c.
11084 (vect_align_data_ref, vect_create_destination_var,
11085 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11086 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11087 vect_get_vec_def_for_operand, vect_init_vector,
11088 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11089 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11090 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11091 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11092 vect_do_peeling_for_loop_bound): Likewise.
11094 * tree-vect-analyze.c: New file.
11095 * tree-vect-transform.c: New file.
11097 2005-02-17 Jason Merrill <jason@redhat.com>
11099 PR mudflap/19319, c++/19317
11100 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11103 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11105 * doc/install.texi (Specific): Update link for Darwin-specific
11108 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11110 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11111 constant_boolean_node.
11113 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11116 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11117 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11119 2005-02-16 Richard Henderson <rth@redhat.com>
11122 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11124 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11125 replace uses with Wtype_MAXp1_F.
11126 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11127 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11128 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11129 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11130 and HAVE_TFMODE as appropriate.
11131 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11132 (__floatdisf): Likewise.
11133 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11134 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11135 (Wtype_MAXp1_F): New.
11136 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11137 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11139 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11142 * arm.c (arm_apply_result_size): New function.
11143 * arm.h (APPLY_RESULT_SIZE): Define.
11144 * arm-protos.h (arm_apply_result_size): Add prototype.
11145 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11146 (movxf): New expand.
11147 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11148 (call_value_symbol): Remove predicate for operand 0.
11149 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11150 (untyped_call): Rework to correclty return values for any type.
11151 (untyped_return): New expand.
11152 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11154 2005-02-16 Stan Shebs <shebs@apple.com>
11156 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11157 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11159 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11161 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11162 configure settings on Solaris 7 and later.
11164 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11166 PR tree-optimization/19865
11167 * tree-optimize.c (init_tree_optimization_passes): Run
11168 pass_may_alias after pass_sra.
11170 2005-02-16 Richard Henderson <rth@redhat.com>
11171 Stuart Hastings <stuart@apple.com>
11174 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11175 Do nothing if debug info suppressed for this function.
11176 (dbxout_begin_function): Early exit if debug info suppressed for
11179 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11182 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11184 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11186 PR tree-optimization/19967
11187 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11188 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11189 argument TYPE. Adjust calls to fold_builtin_XXX.
11190 (expand_builtin, fold_builtin_1): Adjust calls to
11191 expand_builtin_XXX.
11192 (fold_builtin_strchr, fold_builtin_strpbrk,
11193 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11194 result to a requested type TYPE.
11196 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11198 PR middle-end/19857
11199 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11200 (T)x & (T)cst if (T)cst overflows.
11201 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11202 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11204 2005-02-15 Jeff Law <law@redhat.com>
11206 * gcse.c (blocks_with_calls): New bitmap.
11207 (alloc_gcse_mem): Allocate it.
11208 (free_gcse_mem): Free it.
11209 (clear_modifY_mem_tables): Clear it.
11210 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11211 when we encounter CALL_INSNs.
11212 (compute_transp, case MEM): Handle blocks with calls separate
11213 from blocks without calls. Use bitmap iterators rather than
11216 2005-02-15 Peter O'Gorman <peter@pogma.com>
11219 * mklibgcc.in (vis_hide): Use a temporary object file, not
11222 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11225 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11226 access optimization.
11228 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11229 Alan Modra <amodra@bigpond.net.au>
11232 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11233 (_xlqsub): Rename to __gcc_qsub.
11234 (_xlqmul): Rename to __gcc_qmul.
11235 (_xlqdiv): Rename to __gcc_qdiv.
11236 Provide versioned symbol aliases with old names.
11237 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11238 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11239 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11240 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11241 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11243 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11245 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11246 Fold ~(A - 1) and ~(A + -1) to -A.
11248 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11252 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11253 config/pa/pa-host.c:pa_gt_pch_use_address.
11255 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11257 * tree-vn.c (get_value_handle): Make sure that given an
11258 is_gimple_min_invariant expression, we always return it.
11260 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11262 * passes.c (rest_of_handle_gcse): Fix a comment.
11264 2005-02-15 Jeff Law <law@redhat.com>
11266 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11268 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11269 (canon_list_insert, record_last_mem_set_info): Similarly.
11270 (clear_modify_mem_tables): Similarly.
11272 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11274 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11275 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11276 config/mips/mips.md, config/rs6000/aix.h,
11277 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11279 2005-02-15 Richard Henderson <rth@redhat.com>
11281 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11282 call to be best_edge.
11284 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11286 * basic-block.h: Adjust the prototype for find_basic_blocks.
11287 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11288 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11291 * flow.c (recompute_reg_usage): Remove all arguments.
11292 * passes.c (rest_of_compilation): Adjust the call to
11293 recompute_reg_usage.
11294 * rtl.h: Adjust the prototype for recompute_reg_usage.
11296 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11298 * tree-dump.c (dump_files): Update to reflect new member
11300 (dump_register): Add new argument.
11302 (dump_switch_p_1): Check against glob name if doglob was passed.
11303 (dump_switch_p): Check against regular first, then glob if
11304 we didn't have any hits on the dump name.
11305 * tree-optimize.c (register_one_dump_file):
11306 Pass in glob name as well.
11307 * tree-pass.h (struct dump_file_info): Add glob
11310 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11312 PR preprocessor/16323
11313 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11315 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11318 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11319 (trunctfdf2_internal1): New.
11320 (trunctfdf2_internal2): Renamed from trunctfdf2.
11322 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11324 PR tree-optimization/19853
11325 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11327 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11329 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11330 delete_dead_jumptables and cleanup_cfg.
11332 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11334 * reload.c (find_reloads): Swap address_reloaded flags when
11335 swapping commutative operands.
11337 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11339 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11340 Use standard_iv_increment_position for computing the bsi position
11342 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11345 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11348 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11349 life range of hard registers.
11350 * value-prof.c (insn_prefetch_values_to_profile): Only
11353 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11354 profile in libcalls.
11356 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11358 * bitmap.h (bitmap_and_compl_into): Return bool.
11359 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11361 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11363 PR tree-optimization/19944
11364 * fold-const.c (fold): Re-add ABS_EXPR folding.
11366 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11369 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11370 {TARGET,MASK}_XL_COMPAT.
11371 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11373 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11374 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11376 (rs6000_arg_partial_bytes): Same.
11377 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11378 and XL compatibility enabled.
11379 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11380 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11381 test to final condition.
11382 (cmptf_internal2): New.
11383 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11384 xl-compat. Add TFmode information to description.
11386 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11388 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11390 2005-02-13 Jason Merrill <jason@redhat.com>
11393 * fold-const.c (fold_indirect_ref_1): Split out from...
11394 (build_fold_indirect_ref): Here.
11395 (fold_indirect_ref): New fn.
11396 * tree.h: Declare it.
11397 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11398 (gimplify_modify_expr_rhs): Likewise.
11399 (gimplify_expr): Likewise.
11401 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11403 PR tree-optimization/14303
11404 PR tree-optimization/15784
11405 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11406 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11407 ABS_EXPR<x> != 0 to x != 0.
11409 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11411 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11412 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11413 spelling conventions.
11415 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11416 delete_trivially_dead_insns too many times.
11418 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11421 2005-02-12 Ira Rosen <irar@il.ibm.com>
11423 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11424 (vect_is_simple_iv_evolution): Remove redundant parameter
11426 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11427 without last parameter.
11428 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11429 Return pointer step. Call vect_is_simple_iv_evolution without
11430 last parameter. Check only that the step is multiple of size
11431 type. Remove stmt_vinfo updates.
11432 (vect_get_memtag_and_dr): Remove.
11433 (vect_get_memtag): New function.
11434 (vect_address_analysis): New function.
11435 (vect_object_analysis): New function.
11436 (vect_analyze_data_refs): Call vect_object_analysis and
11437 vect_get_memtag. Update stmt_vinfo fields.
11439 2005-02-12 Ira Rosen <irar@il.ibm.com>
11441 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11442 exist and are objects. Remove checks for pointer.
11443 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11444 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11445 (vect_create_data_ref_ptr): Likewise.
11446 (vect_base_addr_differ_p): New function.
11447 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11448 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11449 Don't set the DR_BASE_NAME field of data-ref.
11450 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11452 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11454 * optabs.h (enum optab_index): Add new OTI_ldexp.
11455 (ldexp_optab): Define corresponding macro.
11456 * optabs.c (init_optabs): Initialize ldexp_optab.
11457 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11459 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11461 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11462 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11464 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11465 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11468 2005-02-12 Ira Rosen <irar@il.ibm.com>
11470 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11472 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11474 (vect_get_base_and_offset): Always return an address.
11475 (vect_create_addr_base_for_vector_ref): Remove treatment for
11476 different data reference types.
11477 (vect_compute_data_ref_alignment): Rename base to base_address in
11478 stmt_vec_info. Get the object in order to force its alignment.
11479 (vect_get_memtag_and_dr): Rename base to base_address in
11480 stmt_vec_info. Extract the object for memtag analysis.
11482 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11484 PR regression/19898.
11485 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11486 changes cc_status, use apply modified_in_p to part of cc_status
11487 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11490 2005-02-11 Richard Henderson <rth@redhat.com>
11492 * tree-complex.c (expand_complex_libcall): New.
11493 (expand_complex_multiplication): Use it for c99 compliance.
11494 (expand_complex_division): Likewise.
11495 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11497 * builtins.c (built_in_names): Remove const.
11498 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11500 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11501 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11502 (built_in_names): Remove const.
11503 * c-common.c (c_common_type_for_mode): Handle complex modes.
11504 * flags.h, toplev.c (flag_complex_method): Rename from
11505 flag_complex_divide_method.
11506 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11507 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11508 * libgcc2.h: Declare them.
11509 * libgcc-std.ver: Export them.
11510 * mklibgcc.in (lib2funcs): Build them.
11512 2005-02-11 Steven Bosscher <stevenb@suse.de>
11514 PR tree-optimization/19876
11515 Partially revert my change from 2005-01-14
11516 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11517 (compute_antic): ...and remove the loop here.
11519 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11521 PR middle-end/19858
11522 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11523 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11525 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11526 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11528 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11530 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11531 offsets for the big-endian 32-bit case.
11533 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11535 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11537 2005-02-11 Dale Johannesen <dalej@apple.com>
11539 * cselib.c (cselib_process_insn): Clear out regs where
11540 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11541 * reload.c (find_equiv_reg): Ditto.
11543 2005-02-11 Ian Lance Taylor <ian@airs.com>
11545 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11548 * tree.c (build_function_type_list): Work correctly if there are
11551 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11553 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11554 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11555 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11556 TARGET_ZARCH instead of TARGET_64BIT.
11558 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11560 * config/rs6000/t-rtems:
11561 (MULTILIB_OPTIONS): Remove mcpu=602.
11562 (MUTLILIB_DIRNAMES): Remove m602.
11563 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11564 Let mcpu=602 match mcpu=603.
11565 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11567 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11569 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11570 signal trampolines.
11572 2005-02-10 David Daney <ddaney@avtrex.com>
11574 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11575 * config/i386/linux-unwind.h: Likewise.
11576 * config/ia64/linux-unwind.h: Likewise.
11577 * config/mips/linux-unwind.h: Likewise.
11578 * config/pa/linux-unwind.h: Likewise.
11579 * config/rs6000/linux-unwind.h: Likewise.
11580 * config/s390/linux-unwind.h: Likewise.
11581 * config/sh/linux-unwind.h: Likewise.
11582 * config/sparc/linux-unwind.h: Likewise.
11584 2005-02-10 Steven Bosscher <stevenb@suse.de>
11586 PR tree-optimization/17549
11587 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11588 TER to replace a DEF with its expression if the DEF and the
11589 rhs of the expression we replace into have the same root
11592 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11594 * config/mips/mips.md: Fix the placement of the match_scratch in the
11597 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11599 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11602 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11604 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11605 (strip_offset): Handle addresses.
11606 (add_address_candidates): Use strip_offset.
11607 (difference_cost): Reflect strip_offset change.
11608 (force_var_cost, difference_cost): Strip nops.
11610 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11612 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11614 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11615 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11616 config/cris/cris-protos.h, config/cris/cris.c: Update
11619 2005-02-10 Jeff Law <law@redhat.com>
11621 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11622 (lookup_avail_expr): Similarly.
11624 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11626 * builtins.c (fold_builtin_powi): New function.
11627 (fold_builtin_1): Call it.
11629 2005-02-10 Steven Bosscher <stevenb@suse.de>
11631 PR documentation/19309
11632 * doc/cpp.texi: The __GNUC__ and related predefined macros
11633 are also defined for the "standalone" cpp.
11634 Some non-GCC compilers may also define __GNUC__.
11636 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11639 * c-typeck.c (common_type): New routine. Old common_type renamed
11641 (c_common_type): ...this.
11642 (build_conditional_expr, build_binary_op): Use c_common_type instead
11645 2005-02-10 Steven Bosscher <stevenb@suse.de>
11647 * doc/md.texi: Replace @samp{length} with @code{length}.
11649 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11651 PR tree-optimization/18687
11652 * tree-flow.h (find_loop_niter): Declare.
11653 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11654 Try using scev even for loops with more than one exit.
11655 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11656 (struct ivopts_data): Added niters field.
11657 (struct nfe_cache_elt): New.
11658 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11660 (tree_ssa_iv_optimize_init): Initialize niters cache.
11661 (determine_number_of_iterations): Removed.
11662 (find_induction_variables): Do not call determine_number_of_iterations.
11663 Access niters for single exit through niter_for_single_dom_exit.
11664 (add_iv_outer_candidates): Access niters for single exit through
11665 niter_for_single_dom_exit.
11666 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11667 number_of_iterations_cond.
11668 (iv_period): New function.
11669 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11670 (may_replace_final_value): Take data argument. Use
11671 niter_for_single_dom_exit.
11672 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11673 (rewrite_use_compare): Pass data to may_eliminate_iv.
11674 (rewrite_use_outer): Pass data to may_replace_final_value.
11675 (free_loop_data): Clean up the niters cache.
11676 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11677 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11678 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11679 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11680 (num_ending_zeros): Moved to tree.c.
11681 * tree.h (num_ending_zeros): Declare.
11682 * tree.c (num_ending_zeros): Moved from tree.c.
11684 2005-02-09 Richard Henderson <rth@redhat.com>
11686 * builtins.c (DEF_BUILTIN): Add COND argument.
11687 * tree.h (DEF_BUILTIN): Likewise.
11688 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11689 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11691 (DEF_BUILTIN_STUB): New.
11692 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11693 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11694 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11695 * c-common.c (DEF_BUILTIN): Add COND argument.
11696 * tree.c (local_define_builtin): New.
11697 (build_common_builtin_nodes): New.
11699 2005-02-09 Roger Sayle <roger@eyesopen.com>
11701 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11702 floating point expression ignoring the sign of the result.
11703 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11704 (fold) <MULT_EXPR>: Use it to simplify x*x.
11705 * tree.h (fold_strip_sign_ops): Prototype here.
11706 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11707 argument. Use fold_strip_sign_ops to simplify the first argument.
11708 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11709 first argument when the second argument is an even integer
11710 constant, but only with -funsafe_math_optimizations.
11711 (fold_builtin_1): Update call to fold_builtin_copysign.
11713 2005-02-09 Ian Lance Taylor <ian@airs.com>
11715 PR middle-end/19583
11716 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11717 just check whether EH_FILTER_FAILURE falls through.
11719 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11721 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11722 insns return to ready list in the next turn.
11724 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11726 PR middle-end/19402
11727 * builtins.def: New __builtin_powi[lf].
11728 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11729 (expand_builtin_powi): New function.
11730 (expand_builtin): Dispatch to expand_builtin_powi.
11731 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11732 * libgcc2.c: Add __builtin_powi[lf] implementation.
11733 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11734 * optabs.h: Add powi_optab.
11735 * optabs.c (init_optabs): Initialize powi_optab.
11736 * doc/extend.texi: Document __builtin_powi[lf].
11738 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11740 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11743 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11745 PR middle-end/19854
11746 * fold-const.c (try_move_mult_to_index): Remove redundant
11747 type argument. Create ADDR_EXPR with correct type.
11748 (fold): Update callers of try_move_mult_to_index. Convert
11749 result to the appropriate type.
11751 2005-02-09 Roger Sayle <roger@eyesopen.com>
11754 * config/avr/avr.c (default_rtx_costs): Delete.
11755 (avr_operand_rtx_cost): New function.
11756 (avr_rtx_costs): Completely rewrite.
11758 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11761 * config/cris/cris.c (in_code): New variable.
11762 (cris_output_addr_const): Now a static function, a wrapper for
11764 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11765 case from old cris_output_addr_const.
11766 (cris_asm_output_label_ref): Similar for LABEL_REF.
11767 (cris_output_addr_const_extra): Similar for UNSPEC.
11768 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11769 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11770 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11772 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11773 (cris_asm_output_label_ref): Declare.
11775 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11777 PR preprocessor/19801
11778 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11779 filenames that changed when libcpp was moved to the toplevel.
11781 2005-02-07 Roger Sayle <roger@eyesopen.com>
11783 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11784 zero extensions of BImode operands. Call lowpart_subreg instead
11785 of gen_lowpart_common and gen_lowpart_SUBREG.
11787 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11790 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11791 * configure.ac: Set cc_for_cross_gnattools.
11792 * configure: Regenerate.
11794 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11797 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11799 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11802 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11803 of nested functions.
11805 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11807 * doc/extend.texi: Document deprecated extensions allowing
11808 static floating-point members to have initializers and allowing
11809 floating-point literals in integral constant expressions.
11811 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11813 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11814 config/darwin7.h, config/mips/mips.c,
11815 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11818 * cse.c: Update comments.
11820 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11822 PR middle-end/19775
11823 * builtins.c (fold_builtin_sqrt): Transform
11824 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11827 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11828 Dorit Naishlos <dorit@il.ibm.com>
11830 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11831 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11832 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11834 * tree.h (vect_set_verbosity_level): New extern function declaration
11836 * tree-vectorizer.h (verbosity_levels): New enum type.
11837 * tree-vectorizer.c (vect_debug_stats): Function removed.
11838 (vect_debug_details): Likewise.
11839 (vect_verbosity_level): Global variable was defined and initialized.
11840 (vect_dump): Global variable definition.
11841 (vect_print_dump_info): New function.
11842 (vect_set_dump_settings): New function.
11843 (vect_set_verbosity_level): New function.
11844 (vectorize_loops): Add call to vect_set_dump_settings.
11846 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11847 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11848 (slpeel_tree_peel_loop_to_edge): Likewise.
11850 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11851 appropriate verbosity level instead of call to vect_debug_details
11852 or vect_debug_stats.
11853 (vect_get_base_and_offset):
11854 (vect_create_addr_base_for_vector_ref):
11855 (get_vectype_for_scalar_type):
11856 (vect_create_data_ref_ptr):
11857 (vect_init_vector):
11858 (vect_get_vec_def_for_operand):
11859 (vect_finish_stmt_generation):
11860 (vectorizable_assignment):
11861 (vectorizable_operation):
11862 (vectorizable_store):
11863 (vectorizable_load):
11864 (vect_transform_stmt):
11865 (vect_update_ivs_after_vectorizer):
11866 (vect_do_peeling_for_loop_bound):
11867 (vect_update_inits_of_drs):
11868 (vect_do_peeling_for_alignment):
11869 (vect_transform_loop):
11870 (vect_is_simple_use):
11871 (vect_analyze_operations):
11872 (vect_is_simple_iv_evolution):
11873 (vect_analyze_scalar_cycles):
11874 (vect_analyze_data_ref_dependence):
11875 (vect_analyze_data_ref_dependences):
11876 (vect_compute_data_ref_alignment):
11877 (vect_enhance_data_refs_alignment):
11878 (vect_analyze_data_refs_alignment):
11879 (vect_analyze_data_ref_access):
11880 (vect_analyze_data_ref_accesses):
11881 (vect_analyze_pointer_ref_access):
11882 (vect_get_memtag_and_dr):
11883 (vect_analyze_data_refs):
11884 (vect_mark_relevant):
11885 (vect_stmt_relevant_p):
11886 (vect_mark_stmts_to_be_vectorized):
11887 (vect_can_advance_ivs_p):
11888 (vect_get_loop_niters):
11889 (vect_analyze_loop_form):
11890 (vect_analyze_loop):
11891 (vectorize_loops): Likewise.
11893 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11894 (vect_update_inits_of_drs):
11895 (vect_do_peeling_for_alignment):
11896 (vect_transform_loop):
11897 (vect_analyze_operations):
11898 (vect_analyze_scalar_cycles):
11899 (vect_analyze_data_ref_dependences):
11900 (vect_analyze_data_refs_alignment):
11901 (vect_analyze_data_ref_accesses):
11902 (vect_analyze_data_refs):
11903 (vect_mark_stmts_to_be_vectorized):
11904 (vect_get_loop_niters):
11905 (vect_analyze_loop_form):
11906 (vect_analyze_loop): Likewise.
11907 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11909 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11913 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11914 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11915 either -ffast-math or -funsafe-math-optimizations is in use.
11917 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11918 * config/mips/irix-csr.c: New file.
11919 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11920 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11921 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11924 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11926 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11927 redundant, incorrect definitions.
11929 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11931 ("*tls_indirect_call"): New, reference hard regs directly.
11932 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11934 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11936 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11937 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11939 2005-02-06 Roger Sayle <roger@eyesopen.com>
11941 PR rtl-optimization/19800
11942 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11943 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11946 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11948 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11950 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11953 * doc/invoke.texi: Correct documentation of -freorder-functions.
11955 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11958 * doc/invoke.texi: Don't mention gccbug.
11960 2005-02-06 Roger Sayle <roger@eyesopen.com>
11961 Andrew Pinski <pinskia@physics.uc.edu>
11962 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11964 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11965 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11966 into just (zero_extract:SI FOO (const_int 1) BAR).
11968 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11970 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11971 macro locally. Don't give last revision date. Use GCC version
11972 number from gcc-common.texi.
11973 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11974 revision date. Use GCC version number from gcc-common.texi.
11975 Describe being a library as current state rather than as 3.x
11977 * doc/gcc.texi: Remove last update date.
11978 * doc/gccint.texi: Likewise. Update copyright dates.
11979 * doc/install.texi: Update copyright dates.
11981 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11984 * doc/invoke.texi: Mention for each option included in -Wall that
11985 it is included in -Wall.
11986 * doc/gcc.texi: Update copyright and last modification date.
11988 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11990 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11991 unnecessary cast to original induction variable increments.
11993 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11995 PR tree-optimization/18219
11996 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11997 in distributed form.
11999 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12001 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12002 Set bitpos and offset later in the function. Do nothing if the
12003 target is a register and if the bitfield lies completely outside
12005 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12006 here. Return an uninitialised register if the source value is stored
12007 in a register and the bitfield lies completely outside that register.
12009 2005-02-06 Steven Bosscher <stevenb@suse.de>
12011 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12014 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12016 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12018 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12020 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12021 * config/darwin8.h: New.
12022 * config/darwin7.h: Update comment.
12024 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12025 Dorit Naishlos <dorit@il.ibm.com>
12027 * tree-vectorizer.h (LOC): New type.
12028 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12029 (loop_line_number): New field in struct _loop_vec_info.
12030 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12032 * tree-vectorizer.c (input.h): Included.
12033 (find_loop_location): New function.
12034 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12035 loop line number removed.
12036 (vect_debug_details): Likewise.
12037 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12039 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12040 call to vect_debug_details/stats changed from loop to loop_loc.
12041 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12042 (slpeel_tree_peel_loop_to_edge): Likewise.
12044 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12045 changed from NULL to UNKNOWN_LOC.
12046 (vect_get_base_and_offset):
12047 (vect_create_addr_base_for_vector_ref):
12048 (get_vectype_for_scalar_type):
12049 (vect_create_data_ref_ptr):
12050 (vect_init_vector):
12051 (vect_get_vec_def_for_operand):
12052 (vect_finish_stmt_generation):
12053 (vectorizable_assignment):
12054 (vectorizable_operation):
12055 (vectorizable_store):
12056 (vectorizable_load):
12057 (vect_transform_stmt):
12058 (vect_update_ivs_after_vectorizer):
12059 (vect_do_peeling_for_loop_bound):
12060 (vect_do_peeling_for_alignment):
12061 (vect_transform_loop):
12062 (vect_is_simple_use):
12063 (vect_analyze_operations):
12064 (vect_is_simple_iv_evolution):
12065 (vect_analyze_scalar_cycles):
12066 (vect_analyze_data_ref_dependences):
12067 (vect_compute_data_ref_alignment):
12068 (vect_enhance_data_refs_alignment):
12069 (vect_analyze_data_ref_access):
12070 (vect_analyze_data_ref_accesses):
12071 (vect_analyze_pointer_ref_access):
12072 (vect_get_memtag_and_dr):
12073 (vect_analyze_data_refs):
12074 (vect_mark_relevant):
12075 (vect_stmt_relevant_p):
12076 (vect_mark_stmts_to_be_vectorized):
12077 (vect_can_advance_ivs_p):
12078 (vect_get_loop_niters):
12079 (vect_analyze_loop):
12080 (vectorize_loops): Likewise.
12082 (vectorizable_load): Argument in call to vect_debug_details/stats
12083 changed from loop to LOOP_LOC (loop_vinfo).
12084 (vect_transform_loop):
12085 (vect_analyze_operations):
12086 (vect_analyze_scalar_cycles):
12087 (vect_analyze_data_ref_dependence):
12088 (vect_enhance_data_refs_alignment):
12089 (vect_analyze_data_ref_accesses):
12090 (vect_analyze_pointer_ref_access):
12091 (vect_analyze_data_refs):
12092 (vect_analyze_loop): Likewise.
12094 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12095 changed from loop to loop_loc.
12097 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12099 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12100 Dorit Naishlos <dorit@il.ibm.com>
12102 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12104 (vect_analyze_data_ref_dependences): Likewise.
12106 (vect_is_simple_use): Argument changed from loop structure to
12107 loop_vect_info structure.
12108 (vect_can_advance_ivs_p): Likewise.
12109 (vect_create_index_for_vector_ref): Likewise.
12110 (vect_update_ivs_after_vectorizer): Likewise.
12111 (new_stmt_vec_info): Likewise.
12113 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12114 changed from loop to loop_vinfo.
12115 (vect_create_data_ref_ptr): First argument in call to
12116 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12117 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12118 was changed from loop to loop_vinfo.
12119 (vectorizable_operation): Likewise.
12120 (vectorizable_store): Likewise.
12121 (vect_mark_stmts_to_be_vectorized): Likewise.
12122 (vect_do_peeling_for_loop_bound): First argument in call to
12123 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12124 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12125 was changed from loop to loop_vinfo.
12126 (vect_analyze_data_ref_dependences): Third argument in call to
12127 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12129 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12130 (vect_create_data_ref_ptr): Likewise.
12131 (vect_init_vector): Likewise.
12132 (vect_get_vec_def_for_operand): Likewise.
12133 (vectorizable_assignment): Likewise.
12134 (vectorizable_operation): Likewise.
12135 (vectorizable_store): Likewise.
12136 (vectorizable_load): Likewise.
12137 (vect_update_ivs_after_vectorizer): Likewise.
12138 (vect_is_simple_use): Likewise.
12139 (vect_analyze_data_ref_dependence): Likewise.
12140 (vect_analyze_pointer_ref_access): Likewise.
12141 (vect_can_advance_ivs_p): Likewise.
12143 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12144 before _stmt_vec_info.
12145 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12146 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12147 (new_stmt_vec_info): Argument changed from loop structure to
12148 loop_vect_info structure
12150 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12151 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12152 (vect_create_addr_base_for_vector_ref): Likewise.
12153 (vect_analyze_pointer_ref_access): Likewise.
12155 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12158 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12159 phi flag if the phi is abnormal.
12161 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12164 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12165 information for the new statement.
12167 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12170 * gcc.c (main): Include the target in -v output.
12172 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12174 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12175 Do not drop the extend if we'd have to add a paradoxical subreg
12176 later. Include optabs.h and insn-codes.h.
12177 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12179 2005-02-02 Roger Sayle <roger@eyesopen.com>
12181 PR middle-end/19405
12182 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12183 * fold-const.c (const_binop): Avoid constant folding floating
12184 point operations in modes that use composite representations.
12185 * simplify-rtx.c (simplify_binary_operation): Likewise.
12187 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12189 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12191 (altivec_dstt): Likewise.
12192 (altivec_dstst): Likewise.
12193 (altivec_dststt): Likewise.
12194 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12197 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12199 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12200 EXPR_LOCUS from orig_cond to the new cond_stmt.
12201 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12204 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12206 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12207 standard_iv_increment_position. Remove call to bsi_next
12208 (no need to bump the iterator anymore).
12209 (vect_create_index_for_vector_ref): Call
12210 standard_iv_increment_position. Remove second function argument.
12211 (vect_finish_stmt_generation): Remove call to bsi_next
12212 (no need to bump the iterator anymore).
12213 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12214 to vect_create_index_for_vector_ref.
12216 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12218 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12219 phis are used out of the loop.
12221 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12224 * c-decl.c (undef_nested_function): New variable.
12225 (pop_scope): Diagnose undefined nested functions.
12226 (finish_function): Don't attempt cgraph processing or genericizing
12227 if current top-level function contained an undefined nested
12228 function. Reset undef_nested_function at the end of a top-level
12231 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12233 * tree.c (build_int_cst_type): Take sign of the value into account
12234 when deciding whether sign extend the value.
12236 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12239 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12240 (cpp_options, cc1_options): Change %{std*&ansi} to
12241 %{std*&ansi&trigraphs}.
12243 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12245 * cse.c: Update comments.
12247 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12249 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12250 arguments go on the stack. Do not put complex doubles in odd/even
12253 2005-02-02 Steven Bosscher <stevenb@suse.de>
12255 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12256 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12257 -ftree-pre, and -fthread-jumps.
12259 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12261 PR tree-optimization/19578
12262 * tree-flow.h (modified_noreturn_calls): Declare.
12263 (noreturn_call_p): Declare.
12264 * tree-flow-inline.h (noreturn_call_p): New function.
12265 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12266 * tree-cfg.c (modified_noreturn_calls): New variable.
12267 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12268 that contain a mid-block noreturn call.
12269 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12271 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12273 * df.c (df_def_record_1, df_uses_record): Don't use
12275 * df.h (DF_FOR_REGALLOC): Remove.
12277 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12280 * c-typeck.c (really_start_incremental_init): Reset
12281 constructor_max_index for arrays of incomplete type.
12283 2005-02-02 Jeff Law <law@redhat.com>
12285 * gcse.c (struct reg_set): Store the block index where the register
12286 was set rather than the setting insn.
12287 (record_one_set, compute_transp): Corresponding changes.
12288 (pre_insert_copy_insn): Do not call replace_one_set.
12289 (replace_one_set): Remove.
12291 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12294 * doc/gcov.texi: Fix typo.
12296 2005-02-01 Richard Henderson <rth@redhat.com
12299 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12300 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12302 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12303 * config/i386/i386-protos.h: Update.
12305 2005-02-01 Steven Bosscher <stevenb@suse.de>
12307 PR tree-optimization/19217
12308 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12309 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12310 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12311 that it is walking a PHI node.
12313 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12315 * doc/extend.texi (Nested Functions): Update.
12317 2005-02-01 Richard Henderson <rth@redhat.com>
12320 * optabs.c (expand_copysign_absneg): Export.
12321 * optabs.h (expand_copysign_absneg): Declare.
12322 * config/rs6000/rs6000.md (copysigntf3): New.
12324 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12326 PR tree-optimization/19633
12327 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12328 * tree-ssa-alias.c (init_alias_info): Initialize.
12329 (merge_pointed_to_info): Set.
12330 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12331 (dump_points_to_info_for): Show value of pt_null.
12332 (struct count_ptr_d): Declare.
12333 (find_ptr_dereference): Remove.
12334 (ptr_is_dereferenced_by): Remove.
12335 (count_ptr_derefs): New local function.
12336 (count_uses_and_derefs): New local function.
12337 (compute_points_to_and_addr_escape): Call it. If the number
12338 of dereferences is greater than zero, mark the pointer as
12339 dereferenced. If there are fewer dereferences than uses of
12340 the pointer, the pointer's value escapes.
12342 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12344 PR tree-optimization/19670
12345 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12347 (verify_use): ... set it here, instead.
12349 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12351 * doc/sourcebuild.texi (Test directives): Fix formatting.
12353 * doc/sourcebuild.texi (Test directives): Describe selector
12356 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12358 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12359 specific 64-bit CPUs.
12361 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12364 * arm.c (arm_eliminable_register): New function.
12365 (adjacent_mem_locations): Don't allow eliminable registers. Use
12366 HOST_WIDE_INT for address offsets.
12367 * arm-protos.h (arm_eliminable_register): Add prototype.
12369 2005-02-01 Steven Bosscher <stevenb@suse.de>
12371 PR optimization/15242
12372 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12373 * basic-block.h (duplicate_computed_gotos): Add prototype.
12374 * bb-reorder.c (duplicate_computed_gotos): New function to
12375 duplicate sufficiently small blocks ending in a computed jump.
12376 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12377 if not optimizing for size.
12378 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12379 never do tail merging for blocks ending in a computed jump.
12380 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12382 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12384 Patch from Richard Sandiford <rsandifo@redhat.com>
12385 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12386 from inheriting a subreg equivalence with a non-spill register.
12388 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12390 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12392 * config/frv/frv.c (movcc_fp_destination_operand): New.
12393 (gpr_or_memory_operand): Fix typo in comment.
12394 (gpr_or_memory_operand_with_scratch): New.
12395 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12396 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12397 movcc_fp_destination_operand.
12398 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12399 Legitimize memory addresses using a scratch register.
12401 2005-01-31 Jeff Law <law@redhat.com>
12403 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12404 bitmap a sparse bitmap instead of a simple bitmap.
12405 (mark_def_sites_initialize_block): Corresponding changes.
12406 (ssa_mark_def_sites_initialize_block): Likewise.
12407 (ssa_mark_phi_uses): Likewise.
12408 (mark_def_site, ssa_mark_def_sites): Likewise.
12409 (mark_def_site_blocks): Likewise.
12410 (rewrite_ssa_into_ssa): Likewise.
12412 * tree-ssa-dom.c (record_cond): Pass correct variable type
12413 for last argument to htab_find_slot_with_hash.
12415 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12416 effects when optimizing 0 % X. Do not try to optimize X % 0.
12418 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12420 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12423 2005-02-01 Eric Christopher <echristo@redhat.com>
12425 * config/mips/mips.c (override_options): Warn if -mint64
12427 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12430 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12432 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12434 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12435 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12436 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12437 (cached_regno): Initialize to INVALID_REGNUM.
12438 (cse_reg_info_table_size,
12439 cse_reg_info_table_first_uninitialized,
12440 cse_reg_info_timestamp): New.
12441 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12443 (init_cse_reg_info, get_cse_reg_info_1): New.
12444 (get_cse_reg_info): Cache the last look-up.
12445 (new_basic_block): Update the code to clear mappings from
12446 registers to cse_reg_info entries.
12447 (cse_main): Call init_cse_reg_info.
12449 * cse.c (get_cse_reg_info): Update a comment.
12451 2005-01-31 Steven Bosscher <stevenb@suse.de>
12454 * c-decl.c (start_decl): Do not warn about arrays of elements with
12455 an incomplete type here.
12456 (grokdeclarator): Do it here by making a pedwarn an error.
12457 * c-typeck.c (push_init_level): If there were previous errors with
12458 the constructor type, do not warn about braces for initializers.
12459 (process_init_element): Likewise for excess initializer elements.
12461 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12463 * cse.c (delete_trivially_dead_insn): Don't iterate.
12465 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12467 * config/rs6000/rs6000.md (copysignsf3): New expand.
12468 (copysigndf3): Likewise.
12470 2005-01-31 Steven Bosscher <stevenb@suse.de>
12472 * recog.c (constrain_operands): Only look for earlyclobber operand
12473 conflicts if an '&' constraint was seen.
12475 2005-01-31 Marc Espie <espie@openbsd.org>
12477 * config.gcc: Don't include embedded systems fragment, switches default
12478 debugging format to ELF.
12479 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12480 longer pick it up there.
12482 2005-01-31 Dale Johannesen <dalej@apple.com>
12484 * doc/extend.texi (nested functions): Fix linkage description.
12485 Clarify that static is not allowed.
12487 2005-01-31 Dale Johannesen <dalej@apple.com>
12489 * config/rs6000/darwin.md (movsf_low_di): Make work.
12490 (movdf_low_di): Make work.
12492 2005-01-31 Dale Johannesen <dalej@apple.com>
12494 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12495 Make work for 64 bit.
12497 2005-01-31 Roger Sayle <roger@eyesopen.com>
12498 Dale Johannesen <dalej@apple.com>
12500 PR middle-end/19650
12501 * fold-const.c (fold_binary_op_with_conditional_arg):
12502 Make types match original operands, before STRIP_NOPS.
12504 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12506 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12507 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12508 (struct gcc_sigcontext): Delete. Merge contents to..
12509 (struct gcc_ucontext): ..here.
12510 (get_sigcontext): Delete.
12511 (get_regs): New function, like get_sigcontext but return regs ptr.
12512 64-bit version finds regs from r1 to support vdso.
12513 (ppc_linux_aux_vector): New function.
12514 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12517 2005-01-31 Ira Rosen <irar@il.ibm.com>
12519 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12521 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12522 redundant fold. Fix misalignment for MINUS_EXPR.
12523 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12524 (vect_analyze_pointer_ref_access): Likewise.
12525 (vect_get_memtag_and_dr): Likewise.
12527 2005-01-31 Richard Henderson <rth@redhat.com>
12529 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12530 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12531 absnegdf2_i387, absnegxf2_i387): Likewise.
12533 2005-01-31 Richard Henderson <rth@redhat.com>
12536 * optabs.c (expand_copysign_absneg): New.
12537 (expand_copysign_bit): Split out from ...
12538 (expand_copysign): ... here. Use expand_copysign_absneg.
12540 2005-01-30 Roger Sayle <roger@eyesopen.com>
12542 PR middle-end/19697
12543 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12544 constant as the second operand and a register as the third.
12546 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12549 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12550 that dllimport'd functions do not use all call-clobbered registers
12551 to pass parameters.
12553 2005-01-30 Richard Henderson <rth@redhat.com>
12556 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12557 expand_abs_nojump and generalize. Use operand_subword and
12558 emit_no_conflict_block. Support large modes.
12559 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12561 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12562 negation to subtraction.
12563 (expand_copysign): Check that the format has signed zeros.
12564 Use operand_subword and emit_no_conflict_block. Support large modes.
12566 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12568 Fix PR tree-optimization/19624
12570 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12571 * tree-ssa-pre.c: Add cfgloop.h.
12573 (pre_stats): New member, constified.
12574 (inserted_exprs): New static variable.
12575 (NECESSARY): New macro.
12576 (create_expression_by_pieces): Fold the expression, and
12577 mark it as defaulting to not necessary. Also put in
12579 (fully_constant_expression): New function.
12580 (insert_into_preds_of_block): Modify to not insert phis when we
12581 are playing with induction variables.
12582 Push phis onto the inserted_exprs vector, and mark them as not
12583 necessary by default.
12584 (insert_aux): Call fully_constant_expression on eprime.
12585 If all edges produce the same value, mark it constant.
12586 (mark_operand_necessary): New function.
12587 (remove_dead_inserted_code): New function.
12588 (init_pre): Init loop optimizer to get loop info.
12589 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12590 (execute_pre): Commit edge inserts, then remove dead code.
12592 2005-01-30 Richard Henderson <rth@redhat.com>
12594 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12595 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12597 2005-01-30 Richard Henderson <rth@redhat.com>
12600 * config/i386/i386.c (ix86_expand_copysign): New.
12601 (ix86_split_copysign_const): New.
12602 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12603 rearrange op1/nmask operands.
12604 * config/i386/i386-protos.h: Update.
12605 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12606 (copysigndf3): Likewise.
12607 (copysignsf3_const, copysigndf3_const): New.
12608 (copysignsf3_var): Rename from copysignsf3, split out splitter
12609 and fix split predicate for X constraint.
12610 (copysigndf3_var): Similarly.
12612 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12614 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12615 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12616 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12618 2005-01-29 Richard Henderson <rth@redhat.com>
12621 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12622 of # and * in constraints.
12624 2005-01-29 Richard Henderson <rth@redhat.com>
12626 PR middle-end/19689
12627 * expr.c (store_field): Don't strip sub-mode cast when the input
12628 data is even smaller.
12630 2005-01-29 Richard Henderson <rth@redhat.com>
12632 PR middle-end/19687
12633 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12636 2005-01-29 Richard Henderson <rth@redhat.com>
12638 * combine.c (make_field_assignment): Fix argument order
12641 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12643 PR tree-optimization/15791
12644 * fold-const.c (extract_array_ref): New function.
12645 (fold): Fold comparisons between &a[i] and &a[j] or
12646 semantically equivalent trees.
12648 2005-01-29 Jeff Law <law@redhat.com>
12650 * gcse.c (insert_expr_in_table): Revamp handling of available
12651 and anticipatable occurrence lists to avoid unnecessary list
12653 (insert_set_in_table): Similarly.
12655 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12657 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12659 (c_build_qualified_type): Build qualified array types with
12660 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12661 * c-decl.c (c_make_fname_decl): Build unqualified array type
12662 before qualified type.
12663 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12664 type is qualified, not just if type itself is. Don't apply
12665 qualifiers to array type when declarator is processed. Apply
12666 qualifiers to field type whether or not it is an array type.
12667 Don't handle array types specially for applying qualifiers to
12669 * c-typeck.c (composite_type): Build unqualified element type and
12670 array type when forming composite of array types.
12671 (common_pointer_type, comptypes, comp_target_types,
12672 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12673 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12675 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12676 (args2) in variables a1 and a2.
12678 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12680 * cse.c (n_elements_made, max_elements_made): Remove.
12681 (insert): Don't touch n_elements_made.
12682 (cse_main): Don't touch n_elements_made or max_elements_made.
12684 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12687 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12688 configuration part of dp-bit.c to be lost.
12690 2005-01-28 Roger Sayle <roger@eyesopen.com>
12692 * expmed.c (expand_mult_highpart_optab): When attempting to use
12693 a non-widening multiplication in a wider mode, the operands need
12694 to be converted (zero or sign extended) to that mode.
12696 2005-01-28 Ian Lance Taylor <ian@airs.com>
12698 PR middle-end/16558
12699 PR middle-end/19583
12700 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12701 through if both operands fall through.
12703 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12705 * cse.c (fold_rtx) <PC>: Don't optimize.
12707 2005-01-28 Jeff Law <law@redhat.com>
12709 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12710 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12712 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12714 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12715 cse_reg_info_used_list_end): Remove.
12716 (cse_reg_info_list, cse_reg_info_list_free): New.
12717 (get_cse_reg_info): When allocating an instance of
12718 cse_reg_info, add it to the beginning of the cse_reg_info_list
12719 list. Remove code to maintain cse_reg_info_used_list.
12720 (new_basic_block): Reset the free list to the beginning of
12723 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12725 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12726 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12727 (frv_expand_mdpackh_builtin): New function.
12728 (frv_expand_builtin): Use it to expand __MDPACKH.
12729 * doc/extend.texi (__MDPACKH): Update documentation.
12731 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12733 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12734 SSE_FLOAT_MODE_P for use_sse computation.
12736 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12739 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12741 2005-01-27 Richard Henderson <rth@redhat.com>
12743 * builtins.c (expand_builtin_copysign): New.
12744 (expand_builtin): Call it.
12745 * genopinit.c (optabs): Add copysign_optab.
12746 * optabs.c (init_optabs): Initialize it.
12747 (expand_copysign): New.
12748 * optabs.h (OTI_copysign, copysign_optab): New.
12749 (expand_copysign): Declare.
12751 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12752 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12754 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12755 (ix86_expand_fp_absneg_operator): ... here.
12756 (ix86_split_copysign): New.
12757 * config/i386/i386-protos.h: Update.
12758 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12759 (copysignsf3, copysigndf3): New.
12761 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12762 (copysignsf3, ncopysignsf3): New.
12763 (copysigndf3, ncopysigndf3): New.
12764 (copysignxf3, ncopysignxf3): New.
12765 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12767 2005-01-27 Arend Bayer <arend.bayer@web.de>
12768 Kazu Hirata <kazu@cs.umass.edu>
12770 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12771 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12772 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12775 2005-01-27 Jeff Law <law@redhat.com>
12777 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12778 definitions of SSA_NAMEs which are not being rewritten.
12779 (rewrite_ssa_into_ssa): Only initialize the current definition
12780 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12781 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12782 SSA_NAMEs before returning.
12784 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12786 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12787 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12788 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12789 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12790 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12792 2005-01-27 Steven Bosscher <stevenb@suse.de>
12794 PR middle-end/17278
12795 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12796 higher to -O2 and higher. Likewise for tree PRE.
12797 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12800 2005-01-27 Ian Lance Taylor <ian@airs.com>
12802 PR middle-end/19583
12803 * gimple-low.c (try_catch_may_fallthru): New static function.
12804 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12805 * tree-inline.c (expand_call_inline): Don't warn about reaching
12806 the end of a non-void function being inlined if the function uses
12809 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12811 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12814 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12815 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12816 (implicitly_declare): Handle error_mark_node.
12818 2005-01-27 Richard Henderson <rth@redhat.com>
12821 * tree.h (struct tree_decl): Add debug_expr_is_from.
12822 (DECL_DEBUG_EXPR_IS_FROM): New.
12823 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12824 * dwarf2out.c (dwarf2out_var_location): Update to match.
12825 * tree-outof-ssa.c (create_temp): Likewise.
12826 * var-tracking.c (track_expr_p): Likewise.
12827 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12828 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12829 * toplev.c (default_tree_printer): Likewise.
12831 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12833 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12834 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12836 2005-01-27 Steven Bosscher <stevenb@suse.de>
12838 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12839 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12840 ASM_CLOBBERS): Add tree checks.
12842 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12843 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12844 * c-common.def (SWITCH_STMT): Update to match.
12845 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12846 macros instead of SWITCH_EXPR ones.
12847 * c-dump.c (c_dump_tree): Likewise.
12848 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12849 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12851 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12853 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12855 * unwind-dw2.c (execute_stack_op): Add missing cases for
12856 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12858 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12860 * config.gcc (Obsolete configurations): Remove 'dummy', add
12861 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12864 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12866 PR tree-optimization/19633
12867 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12869 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12870 are no call-clobbered variables.
12871 * tree-outof-ssa.c (check_replaceable): Return false for calls
12874 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12876 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12877 even for variables with NULL DECL_INITIAL.
12879 2005-01-26 Stuart Hastings <stuart@apple.com>
12881 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12883 2005-01-26 Richard Henderson <rth@redhat.com>
12885 PR middle-end/18008
12886 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12888 * expr.c (store_field): Strip conversions to odd-bit-sized types
12889 if the destination field width matches.
12891 2005-01-26 Richard Henderson <rth@redhat.com>
12893 * c-decl.c, expmed.c, expr.c: Revert last change.
12895 2005-01-26 Richard Henderson <rth@redhat.com>
12897 PR middle-end/18008
12898 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12900 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12901 if we don't need the bits above those present in the current mode.
12902 * expr.c (store_field): Strip conversions to odd-bit-sized types
12903 if the destination field width matches.
12905 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12907 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12908 either -ffast-math or -funsafe-math-optimizations is in use.
12910 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12914 * config/avr/avr.c (notice_update_cc): Only set condition code for
12915 ashrqi3 if shift count > 0.
12916 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12917 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12918 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12919 count <= 0 as a no-op, and shift count >= width by copying zero
12920 or sign bit to all bits of the result.
12921 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12922 count, with attribute "length" set to 0 and "cc" set to "none".
12924 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12926 * doc/invoke.texi: Document -mTLS.
12928 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12929 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12930 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12931 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12932 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12933 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12934 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12935 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12937 * configure.ac: Check for a TLS capable gas.
12939 * configure: Regenerate.
12941 2005-01-26 Richard Henderson <rth@redhat.com>
12943 PR middle-end/18008
12944 * combine.c (make_field_assignment): Simplify store to zero_extract
12945 from a source with an overlapping mask.
12947 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12949 2004-11-11 Eric Christopher <echristo@redhat.com>
12951 * config/frv/frv.md: Add fr400_integer automaton. Don't
12952 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12955 2005-01-26 Steven Bosscher <stevenb@suse.de>
12957 PR middle-end/16585
12958 * cfgbuild.c (make_edges): Do not clear or set
12959 current_function_has_computed_jump.
12960 * function.h (struct function): Remove the has_computed_jump field.
12961 (current_function_has_computed_jump): Do not define.
12962 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12963 in a computed jump. Ignore current_function_has_computed_jump.
12965 2005-01-26 Richard Henderson <rth@redhat.com>
12967 PR middle-end/19515
12968 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12969 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12971 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12972 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12973 objects into static storage if they have more than one non-zero value.
12974 * tree.h (categorize_ctor_elements): Update decl.
12976 2005-01-26 Steven Bosscher <stevenb@suse.de>
12978 PR middle-end/19616
12979 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12980 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12981 to this function from 2004-07-10.
12982 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12983 the current function for tail call optimizations if the address
12984 of one of it its arguments is taken.
12986 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12988 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12990 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12992 * function.c (expand_function_end): If current_function_calls_alloca,
12993 emit stack restore in a place that is reached when the function falls
12994 through at the end.
12996 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12998 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12999 rule to avoid matching inappropriate suffix rule.
13001 2005-01-26 Jan Hubicka <jh@suse.cz>
13003 PR tree-optimization/19241
13004 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13006 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13008 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13009 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13011 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13012 <sim*>: Always use crt1.o, regardless of N in simN.
13013 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13014 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13015 (CRT_CALL_STATIC_FUNCTION): Remove.
13016 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13017 use crt1.o, regardless of N in simN.
13018 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13019 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13020 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13021 case isystem setting.
13022 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13024 2005-01-25 Ian Lance Taylor <ian@airs.com>
13026 * gimple-low.c (block_may_fallthru): Correct handling of
13027 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13029 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13031 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13032 handlers to match indentation; nested under the mtune=* handler.
13033 Similar for mcpu= and march=.
13035 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13037 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13038 * config/mips/linux64.h (LIB_SPEC): Likewise.
13039 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13040 * config/sh/linux.h (LIB_SPEC): Likewise.
13042 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13044 * config/frv/frv.c (frv_legitimize_tls_address): New.
13045 (TARGET_HAVE_TLS): Define.
13046 (FRV_SYMBOL_REF_TLS_P): Define.
13047 (frv_override_options): Handle new register classes.
13048 (frv_legitimate_address_p): Reject tls addresses.
13049 (frv_legitimize_address): Handle TLS addresses.
13050 (gen_inlined_tls_plt): New.
13051 (gen_tlsmoff): New.
13052 (frv_legitimize_tls_address): New.
13053 (unspec_got_name): Add TLS entries.
13054 (got12_operand): Add R_FRV_TLSMOFF12 case.
13055 (frv_emit_move): Fixup TLS addresses.
13056 (frv_emit_movsi): Legitimize TLS addresses.
13058 * config/frv/frv.h (MASK_BIG_TLS): New.
13059 (TARGET_BIG_TLS): New.
13060 (HAVE_AS_TLS): Define.
13061 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13062 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13063 (REG_CLASS_NAMES): Same.
13064 (REG_CLASS_CONTENTS): Same.
13065 (CONSTRAINT_LEN): New.
13066 (REG_CLASS_FROM_CONSTRAINT): New.
13067 (PREDICATE_CODES): Add symbolic_operand.
13069 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13070 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13071 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13072 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13073 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13074 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13075 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13076 GR9_REG, GR14_REG, LRREG.
13077 (type): Add load_or_call attribute.
13078 ("load_or_call"): New reservation.
13079 ("call_gettlsoff"): New.
13080 ("tls_indirect_call"): New.
13081 ("tls_load_gottlsoff12"): New.
13082 ("tlsoff_hilo"): New.
13083 ("tls_tlsdesc_ldd"): New.
13084 ("tls_tlsoff_ld"): New.
13087 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13089 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13091 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13092 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13093 * config/frv/frv.c (TLS_BIAS): Define.
13094 (frv_output_dwarf_dtprel): New.
13096 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13098 PR rtl-optimization/19579
13099 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13100 both A and B, see if they don't clobber registers the other expr uses.
13102 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13104 * real.c (do_add): Initialize signalling and canonical members.
13106 * real.c (real_from_integer): Zero out destination.
13108 2005-01-18 Jan Hubicka <jh@suse.cz>
13110 PR tree-optimize/19337
13111 * tree-inline.c (initialize_inlined_parameters): Copy
13112 saved_static_chain_decl only.
13114 2005-01-25 Richard Henderson <rth@redhat.com>
13118 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13119 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13120 80387 enabled, to return a proper subclass. Return the subset that
13121 overlaps with GENERAL_REGS for PLUS.
13122 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13124 2005-01-25 Richard Henderson <rth@redhat.com>
13126 PR middle-end/19609
13127 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13129 2005-01-25 Roger Sayle <roger@eyesopen.com>
13131 * expmed.c (choose_multiplier): Change interface to return the
13132 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13133 (expand_divmod): Update calls to choose_multiplier.
13135 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13137 PR middle-end/19330
13138 * expmed.c (extract_bit_field): Use adjust_address instead of
13139 gen_lowpart when op0 is a MEM.
13141 2005-01-24 Steven Bosscher <stevenb@suse.de>
13143 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13145 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13147 * config/mips/irix-csr.c: New file.
13148 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13149 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13150 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13153 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13156 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13157 sparc/elf.h, add sparc/sp-elf.h.
13158 (sparc-*-rtems*): Likewise.
13159 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13160 tm-dwarf2.h, add sparc/sp-elf.h.
13161 (sparc86x-*-elf): Likewise.
13162 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13163 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13164 TARGET_OS_CPP_BUILTINS.
13165 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13166 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13168 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13169 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13170 (SWITCH_TAKES_ARG): Likewise.
13171 (LOCAL_LABEL_PREFIX): Likewise.
13172 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13173 (TARGET_N_FORMAT_TYPES): Delete.
13174 (TARGET_FORMAT_TYPES): Likewise.
13175 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13176 * config/sparc/elf.h: Delete.
13177 * config/sparc/sp-elf.h: New file.
13179 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13181 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13182 * tree-flow.h: Remove the corresponding prototype.
13183 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13184 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13186 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13189 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13190 for AIX ABI or ELF -fPIC.
13191 (rs6000_emit_load_toc_table): Don't create toc_section here.
13192 (rs6000_xcoff_file_start): Nor here.
13194 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13196 * sh.c (ra.h): Don't #include.
13197 (hard_regs_intersect_p): New function, resurrected from ra.c.
13199 * sh.c: Fix 1996 Copyright.
13201 2005-01-24 Richard Henderson <rth@redhat.com>
13202 Aldy Hernandez <aldyh@redhat.com>
13204 * regrename.c (note_sets): Handle subregs.
13206 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13209 * genconditions.c (write_header, write_conditions): Elide file if
13212 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13214 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13215 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13218 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13220 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13221 expand_builtin_printf, expand_builtin_fprintf,
13222 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13223 checking against POINTER_TYPE.
13224 (validate_arglist): Handle POINTER_TYPE code by checking
13227 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13229 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13230 init_rtlanal): New.
13231 (for_each_rtx): Call for_each_rtx_1.
13232 * rtl.h (init_rtlanal): Declare.
13233 * toplev.c (backend_init): Call init_rtlanal.
13235 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13237 * flow.c (propagate_one_insn): Formatting.
13239 PR middle-end/19551
13240 * flow.c (libcall_dead_p): Be more conservative if unsure.
13241 If there are any instructions between insn and call, see if they are
13242 all dead before saying the libcall is dead.
13244 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13246 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13247 operand constraint for operand 0.
13249 2005-01-23 Richard Henderson <rth@redhat.com>
13252 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13253 edges leading to join block.
13255 2005-01-23 Roger Sayle <roger@eyesopen.com>
13257 * expmed.c (expand_mult_highpart): Make static. Change type of
13258 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13259 (expand_divmod): Updates calls to expand_mult_highpart by using
13260 gen_int_mode to pass a CONST_INT rtx.
13261 * rtl.h (expand_mult_highpart): Remove prototype.
13263 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13265 * flow.c (regset_bytes, regset_size): Remove.
13267 * cfganal.c: Fix a reference to Harvey's paper.
13269 2005-01-23 Steven Bosscher <stevenb@suse.de>
13271 PR rtl-optimization/19464
13272 * tree-optimize.c (init_tree_optimization_passes): Add one more
13273 copyrename pass just before out-of-ssa.
13275 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13278 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13279 * ggc-none.c (ggc_free): Define.
13281 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13283 * cse.c (max_reg, max_insn_uid): Remove.
13284 (cse_main): Don't access max_reg or max_insn_uid.
13286 * c-common.c (explicit_flag_signed_bitfields,
13287 lang_statement_code_p, lang_expand_function_end): Remove.
13288 * c-common.h: Remove the corresponding declarations.
13289 * c-opts.c (c_common_handle_option): Remove all write access
13290 to explicit_flag_signed_bitfields.
13292 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13293 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13294 * cgraph.h: Remove the corresponding declaration.
13296 * gcse.c (null_pointer_info): Remove.
13298 2005-01-23 Roger Sayle <roger@eyesopen.com>
13299 Eric Botcazou <ebotcazou@libertysurf.fr>
13301 * combine.c (simplify_logical): Only simplify logical expressions
13302 of the form ior(and(x,y),z) by the inverse distributive law if the
13303 result is cheaper than the original.
13305 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13307 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13308 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13309 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13310 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13311 config/freebsd-spec.h, config/arm/arm.h,
13312 config/h8300/h8300.md, config/i386/i386.md,
13313 config/i386/predicates.md, config/i386/sse.md,
13314 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13315 config/vax/vax.md: Fix comment typos. Follow spelling
13318 2005-01-23 Steven Bosscher <stevenb@suse.de>
13320 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13321 tests, instead of `less than'.
13323 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13325 * function.c (assign_parm_setup_block): When creating a new stack slot
13326 for a parameter, get its alignment from the parameter's DECL_ALIGN
13327 rather than the type's TYPE_ALIGN. Make sure that the parameter
13328 is at least word aligned.
13330 2005-01-22 Roger Sayle <roger@eyesopen.com>
13332 PR middle-end/19378
13333 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13335 2005-01-22 Richard Henderson <rth@redhat.com>
13338 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13339 in both compare operands.
13340 (movdfcc_1_sse_max): Likewise.
13341 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13342 (movdfcc_1_sse): Likewise.
13343 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13344 scratch register as needed.
13346 2005-01-22 Richard Henderson <rth@redhat.com>
13348 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13350 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13352 2005-01-22 Richard Henderson <rth@redhat.com>
13354 * genopinit.c (optabs): Use smin/smax for floating point too.
13355 * doc/md.texi: Update to match. Clarify that floating point
13356 results are undefined for +0/-0 and NaN.
13357 * doc/rtl.texi: Likewise.
13358 * rtl.def (SMIN, SMAX): Likewise
13359 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13361 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13362 leading 's' to the name.
13363 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13364 smaxxf3, sminxf3): Likewise.
13365 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13368 2005-01-22 Paul Brook <paul@codesourcery.com>
13370 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13372 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13374 * config/s390/s390.c (struct processor_costs): New fields
13375 dlgr, dlr, dr, dsgfr, dsgr.
13376 (z900_cost, z990_cost): Values for new fields.
13377 (s390_rtx_costs): New cases MEM und COMPARE in switch
13378 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13379 DIV, MOD, UDIV, UMOD.
13381 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13383 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13384 into the register being decremented.
13385 ("doloop_si31", "doloop_di"): Likewise.
13386 ("*doloop_si_long"): Adapt pattern.
13388 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13390 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13392 (CLASS_MAX_NREGS): Likewise.
13394 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13396 * doc/tree-ssa.texi (Statement Operands): Add example for new
13397 must-def macro. Note deprecation of old operands interface.
13399 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13401 PR tree-optimization/19484
13402 * tree-cfg.c (remove_fallthru_edge): New function.
13403 (cleanup_control_flow): Remove fallthru edges from calls that are
13404 now known not to return.
13406 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13408 Fix PR tree-optimization/19038
13409 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13410 copies with loop variant ones.
13412 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13414 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13415 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13416 config/alpha/alpha.md, config/alpha/predicates.md,
13417 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13418 config/sparc/sol2.h: Update copyright.
13420 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13421 first label to see if it is a nonlocal label.
13423 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13424 Andrew Pinski <pinskia@physics.uc.edu>
13427 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13428 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13430 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13432 * config/rs6000/rtems.h: Update copyright.
13434 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13437 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13438 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13439 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13441 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13444 * c-typeck.c (convert_arguments): Check for error_mark_node.
13446 2005-01-21 Ian Lance Taylor <ian@airs.com>
13448 PR tree-optimization/13000
13449 * tree-inline.c: Include "tree-flow.h".
13450 (expand_call_inline): If warn_return_type, warn if non-void inline
13451 function falls through.
13452 * tree-cfg.c (execute_warn_function_return): Don't warn about
13453 control reaching end if TREE_NO_WARNING is set. Set
13455 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13457 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13458 branch if we don't need one.
13459 * c-typeck.c: Include "tree-flow.h"
13460 (c_finish_bc_stmt): Don't add a goto if the current statement
13461 list doesn't fall through to the current point.
13463 2005-01-21 Roger Sayle <roger@eyesopen.com>
13465 PR rtl-optimization/576
13466 * real.c (real_arithmetic): Change return type from void to bool
13467 to return an indication that the result may be inexact.
13468 * real.h (real_arithmeric): Update prototype.
13469 * fold-const.c (const_binop): Don't constant fold floating
13470 point expressions when the user specifies -frounding-math and
13471 the result may depend upon the run-time rounding mode.
13472 (fold_convert_const_real_from_real): Clean-up.
13473 (fold_initializer): Ignore flag_rounding_math for initializers.
13474 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13475 constant fold FP operations with flag_rounding_math if the
13476 result may depend upon the run-time rounding mode.
13478 2005-01-21 Tom Tromey <tromey@redhat.com>
13480 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13482 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13484 * tree-cfg.c: Fix comment typos.
13486 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13488 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13489 around the call to rest_of_handle_branch_target_load_optimize.
13491 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13493 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13494 (sparc64-*-openbsd*): Likewise.
13495 (sparclite-*-elf*): Include tm-dwarf2.h.
13496 (sparc86x-*-elf*): Likewise.
13497 (sparc64-*-elf*): Likewise.
13498 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13499 (DBX_DEBUGGING_INFO): Likewise.
13500 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13501 (PREFERRED_DEBUGGING_TYPE): Likewise.
13502 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13503 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13504 (PREFERRED_DEBUGGING_TYPE): Likewise.
13505 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13506 (PREFERRED_DEBUGGING_TYPE): Likewise.
13507 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13509 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13512 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13514 2005-01-20 Paul Brook <paul@codesourcery.com>
13516 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13518 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13520 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13521 label is first in a sequence of labels.
13523 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13525 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13526 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13528 * doc/sourcebuild.texi (Test Directives): New.
13530 2005-01-20 Roger Sayle <roger@eyesopen.com>
13532 * real.c (real_floor): Don't leave the result uninitialized when
13533 mode is VOIDMode, but return the unrounded intermediate value.
13534 (real_ceil): Likewise.
13536 2005-01-20 Paul Brook <paul@codesourcery.com>
13538 * config/arm/arm.md (insv): Use gen_int_mode.
13540 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13542 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13543 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13544 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13545 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13546 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13548 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13551 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13552 fbreg, so we have to assume we can't.
13553 (loc_descriptor_from_tree_1): Ditto.
13554 (containing_function_has_frame_base): New function.
13555 (add_location_or_const_value_attribute): Use it.
13556 Also try to generate a frame_base from a single element location
13559 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13561 PR tree-optimization/15349
13562 * timevar.def (TV_TREE_MERGE_PHI): New.
13563 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13565 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13566 calls to tree_forwarder_block_p.
13567 (remove_forwarder_block_with_phi, merge_phi_nodes,
13568 gate_merge_phi, pass_merge_phi): New.
13569 * tree-optimize.c (init_tree_optimization_passes): Add
13571 * tree-pass.h: Add an extern for pass_merge_phi;
13573 2005-01-20 Richard Henderson <rth@redhat.com>
13576 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13577 (_mm_castps_pd, _mm_castps_si128): New.
13578 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13580 2005-01-20 Richard Henderson <rth@redhat.com>
13583 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13584 __builtin_ia32_vec_init_v2si.
13585 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13586 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13587 (ix86_init_mmx_sse_builtins): Create it.
13588 (ix86_expand_builtin): Expand it.
13589 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13590 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13591 (vec_extractv2si_0, vec_extractv2si_1): New.
13593 2005-01-20 Richard Henderson <rth@redhat.com>
13596 * config/i386/i386.c (ix86_expand_push): New.
13597 * config/i386/mmx.md (push<MMXMODE>1): New.
13598 * config/i386/sse.md (push<SSEMODE>1): New.
13599 * config/i386/i386-protos.h: Update.
13601 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13603 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13606 2005-01-20 Richard Henderson <rth@redhat.com>
13608 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13609 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13611 2005-01-19 Richard Henderson <rth@redhat.com>
13614 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13615 to V4SFmode in SSE1 fallback load path.
13617 2005-01-19 Richard Henderson <rth@redhat.com>
13619 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13620 in QImode expansion to ix86_expand_vector_set.
13621 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13623 2005-01-19 Richard Henderson <rth@redhat.com>
13626 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13627 subclass of the input class.
13628 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13629 Always true for cross-SSE1 classes. Rationalize conditionals.
13630 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13631 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13632 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13633 (movdi_2): Add MMX/SSE zeros.
13634 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13635 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13636 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13637 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13638 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13639 (zero_extendsidi2_rex64_1): Remove.
13640 (MOV0 peephole): Check GENERAL_REG_P.
13642 2005-01-19 Richard Henderson <rth@redhat.com>
13645 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13647 (ix86_expand_vector_extract): Likewise.
13649 2005-01-19 Richard Henderson <rth@redhat.com>
13651 PR middle-end/19304
13652 * expr.c (emit_move_change_mode): New argument force; use
13653 simplify_gen_subreg if true.
13654 (emit_move_via_alt_mode): Merge into ...
13655 (emit_move_via_integer): ... here.
13656 (emit_move_ccmode): Use emit_move_change_mode directly.
13658 2005-01-19 Richard Henderson <rth@redhat.com>
13661 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13662 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13663 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13665 (alpha_emit_set_const): Likewise. Make static.
13666 (alpha_emit_set_long_const): Make static.
13667 (alpha_extract_integer): Split out from alpha_expand_mov.
13668 (alpha_split_const_mov): Likewise.
13669 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13670 (alpha_legitimate_constant_p): New.
13671 * config/alpha/alpha-protos.h: Update.
13672 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13673 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13674 * config/alpha/alpha.md (movsi): Add n alternative.
13675 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13676 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13677 (splitters for all of the above): Use alpha_split_const_mov.
13678 * config/alpha/predicates.md (non_add_const_operand): New.
13679 (non_zero_const_operand): New.
13680 (input_operand): Use alpha_legitimate_constant_p after reload.
13682 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13684 PR tree-optimization/19038
13685 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13686 (add_candidate): Add ivs with increment in latch only if
13687 allow_ip_end_pos_p is true.
13688 (determine_iv_cost): Use empty_block_p.
13690 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13692 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13693 (compute_dominance_frontiers): Ditto.
13695 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13698 * config/sh/t-rtems: New.
13699 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13701 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13703 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13704 the offset of the selected field.
13706 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13708 * tree-cfg.c (remove_forwarder_block): Fix the check to
13709 prevent a nonlocal label from appearing in the middle of a
13712 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13714 PR rtl-optimization/19462
13715 * reorg.c (find_end_label): Create return insn only if
13716 current_function_epilogue_delay_list is empty.
13718 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13720 * doc/passes.texi: Remove paragraph mentioning new-ra.
13722 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13724 PR rtl-optimization/15139
13725 * combine.c: Include params.h.
13726 (count_rtxs): New function.
13727 (record_value_for_reg): If replace_rtx would replace at least
13728 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13729 (clobber (const_int 0)) instead of TEM.
13730 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13731 * params.h (MAX_LAST_VALUE_RTL): New.
13732 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13733 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13736 * c-typeck.c (digest_init): Only call build_vector if all constructor
13737 elements are *_CST nodes.
13738 * gimplify.c (gimplify_init_constructor): Likewise.
13740 PR middle-end/19164
13741 * c-typeck.c (digest_init): Only call build_vector if inside_init
13744 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13746 * toplev.c (init_asm_output): Remove dead #ifdef.
13748 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13750 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13752 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13754 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13755 accessing DECL_FUNCTION_CODE.
13756 * dojump.c (do_jump): Likewise.
13757 * gimplify.c (gimplify_call_expr): Likewise.
13758 * predict.c (expr_expected_value): Likewise.
13759 (strip_builtin_expect): Likewise.
13760 * tree-inline.c (estimate_num_insns_1): Likewise.
13761 * tree-ssa-loop-im.c (stmt_cost): Likewise
13762 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13763 (tree_expr_nonnegative_p): Likewise.
13765 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13767 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13768 variant of the load_pcrel_sym pattern.
13769 * config/sparc/sparc.md (P macro): Move to the top.
13770 (load_pcrel_sym): Macroize using P.
13771 (save_register_window): Likewise.
13773 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13775 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13776 ("sordered"): Same.
13778 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13781 * c-typeck.c (build_asm_expr): Strip nops off
13782 input memory operands.
13784 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13786 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13787 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13788 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13789 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13791 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13794 * config/i386/i386.c (override_options): If the 80387 is disabled,
13795 then do not return FP values using FP registers.
13797 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13799 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13800 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13801 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13802 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13803 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13804 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13805 output.h, postreload-gcse.c, postreload.c, recog.c,
13806 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13807 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13808 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13809 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13810 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13811 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13812 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13813 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13815 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13816 config/alpha/alpha.c, config/arm/vfp.md,
13817 config/i386/emmintrin.h, config/i386/i386-modes.def,
13818 config/i386/i386-protos.h, config/i386/i386.h,
13819 config/i386/pmmintrin.h, config/i386/ppro.md,
13820 config/i386/predicates.md, config/i386/xmmintrin.h,
13821 config/i860/i860.c, config/ia64/ia64-modes.def,
13822 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13823 config/ia64/ia64.md, config/ia64/itanium1.md,
13824 config/ia64/itanium2.md, config/ia64/predicates.md,
13825 config/iq2000/iq2000.h, config/mips/linux64.h,
13826 config/rs6000/aix41.h, config/rs6000/aix43.h,
13827 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13828 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13829 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13830 config/sparc/linux64.h, config/sparc/litecoff.h,
13831 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13832 config/sparc/sparc.h, config/sparc/sparc.md,
13833 config/sparc/sysv4-only.h: Update copyright.
13835 2005-01-18 Richard Henderson <rth@redhat.com>
13838 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13840 2005-01-18 Marc Espie <espie@openbsd.org>
13841 * config/i386/openbsdelf.h: Typo.
13843 2005-01-18 Richard Henderson <rth@redhat.com>
13845 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13846 special case for sse.
13847 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13849 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13851 * tree-inline.c (estimate_num_insns_1): Added cases for
13852 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13854 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13856 PR rtl-optimization/19296
13857 * combine.c (simplify_comparison): Rewrite the condition under
13858 which a non-paradoxical SUBREG of a PLUS can be lifted when
13859 compared against a constant.
13861 2005-01-18 Andi Kleen <ak@muc.de>
13863 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13864 * c.opt (-Wpointer-sign): Add.
13865 * doc/invoke.texi: (-Wpointer-sign): Add.
13867 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13869 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13870 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13871 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13872 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13873 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13874 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13875 for TARGET_MIX_SSE_I387.
13876 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13877 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13878 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13879 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13880 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13881 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13882 TARGET_MIX_SSE_I387.
13883 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13886 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13889 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13890 Add movaps alternative for xmm reg->reg move.
13892 2005-01-17 Jeff Law <law@redhat.com>
13894 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13895 at the end of the main DOM loop rather than just before DOM exits.
13897 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13899 PR tree-optimization/19121
13900 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13901 adding aliases to a name tag, also add them to the pointer's
13903 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13904 sensitive alias info at all. Only check that the two pointers
13905 have compatible pointed-to sets.
13906 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13907 a pointer's type tag is a superset of the alias set of the
13908 pointer's name tag.
13910 2005-01-17 James E Wilson <wilson@specifixinc.com>
13913 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13914 comment to document why.
13916 2005-01-17 Richard Henderson <rth@redhat.com>
13918 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13919 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13920 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13921 sse2_vmsminv2df3_finite): New.
13922 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13923 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13924 Force op1 into register.
13926 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13928 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13929 bubblestrap from always rebuilding build directory.
13931 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13933 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13934 ("*cmpmem_short"): Likewise.
13936 2005-01-17 Steven Bosscher <stevenb@suse.de>
13938 * basic-block.h: Document BB_* flags.
13939 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13940 use an sbitmap instead.
13941 * sched-rgn.c (compute_trg_info): Likewise.
13943 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13945 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13946 redundant target_cpu_default and extra_parts lines. Use the default
13948 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13949 (SUBTARGET_EXTRA_SPECS): Delete.
13950 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13951 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13952 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13953 and "n32" for -mabi=n32.
13955 2005-01-17 Ian Lance Taylor <ian@airs.com>
13958 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13959 fold constant variables into initial values.
13961 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13963 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13965 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13966 through the statements backward.
13968 2005-01-17 Ian Lance Taylor <ian@airs.com>
13970 PR middle-end/13127:
13971 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13972 a variable set to the return value of the inlined function.
13974 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13976 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13977 when modes are tieable.
13979 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13981 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13982 of pthread_create to find out if threads are enabled.
13983 * gthr-posix95.h (__gthread_active_p): Likewise.
13985 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13987 * common.opt (-fnew-ra): Remove.
13989 * toplev.h (flag_new_regalloc): Remove.
13990 * Makefile.in (ra*.*): Don't mention.
13991 * passes.c (rest_of_handle_new_regalloc): Remove.
13992 (rest_of_handle_combine, rest_of_compilation): Always consider
13993 flag_new_regalloc as false.
13994 * doc/invoke.texi: Don't document -fnew-ra.
13996 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13998 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13999 last parameter to reg_scan.
14000 * loop.c (loop_optimize): Likewise.
14001 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14002 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14003 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14004 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14005 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14006 * regclass.c (reg_scan): Likewise, for the declaration.
14007 * rtl.h (reg_scan): Likewise, for the prototype.
14009 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14011 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14012 mark_dfs_back_edges.
14014 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14016 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14017 (compute_avail): Uses don't go in tmp_gen.
14019 2005-01-16 Steven Bosscher <stevenb@suse.de>
14021 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14022 loop to look for a free slot in a page entry.
14024 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14027 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14028 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14029 just before targetm.asm_out.file_end.
14030 * tree.h (process_pending_assemble_output_defs): Declare.
14031 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14033 (assemble_alias): Defer generation of assembly code for defines when
14034 TARGET_DEFERRED_OUTPUT_DEFS is true.
14035 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14036 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14037 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14039 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14042 * pa.c (pa_scalar_mode_supported_p): New function.
14043 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14044 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14046 * pa-protos.h (prefetch_operand): Delete.
14047 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14048 * pa.c (prefetch_operand): Delete.
14049 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14050 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14051 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14052 and prefetch_nocc_operand.
14053 * pa.md (prefetch): Rework to avoid reload problems handling short
14054 displacements when a cache control completer needs to be provided.
14055 (prefetch_32, prefetch_64): Delete.
14056 (prefetch_cc, prefetch_nocc): New patterns.
14058 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14060 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14062 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14065 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14066 exceeds maximum alignment for global common data.
14067 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14068 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14070 2004-01-15 Roger Sayle <roger@eyesopen.com>
14072 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14074 2004-01-15 Roger Sayle <roger@eyesopen.com>
14076 * harg-reg-set.h (reg_class_names): Prototype global array.
14077 * regclass.c (reg_class_names): Declare here and initialize to
14079 (dump_regclass): Remove local declaration of reg_class_names.
14080 (regclass): Likewise.
14081 * cfg.c (dump_flow_info): Likewise.
14082 * ra-debug.c (reg_class_names): Likewise.
14083 * regrename.c (reg_class_names): Likewise.
14084 * reload.c (reg_class_names): Likewise.
14085 * reload1.c (spill_failure): Likewise.
14086 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14088 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14090 * config/s390/s390.md ("reload_outti"): Remove predicate for
14091 output operand. Abort if operand is not a MEM.
14092 ("reload_outdi", "reload_outdf"): Likewise.
14094 2005-01-15 Marc Espie <espie@openbsd.org>
14096 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14097 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14098 * config/openbsd.h: Fix C++ includes for native configurations.
14099 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14100 Add trampoline support.
14101 * config/i386/openbsdelf.h: New.
14103 2005-01-15 Marc Espie <espie@openbsd.org>
14105 * collect2.c (main): Explicitly parse -dynamic-linker option.
14107 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14109 PR tree-optimization/19060
14110 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14111 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14112 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14113 and handle extract_range_from_cond returning false.
14114 * fold-const.c (fold): Optimize comparisons with min/max even for
14115 width > HOST_BITS_PER_WIDE_INT.
14117 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14119 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14120 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14121 Remove little endian multilib variants.
14122 Add mips32 multilib variant.
14124 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14126 * explow.c (copy_all_reg, stabilize): Remove.
14127 * expr.h: Remove the corresponding prototypes.
14129 * rtlanal.c (regs_set_between_p): Remove.
14130 * rtl.h: Remove the corresponding prototype.
14132 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14134 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14135 to rs6000_nonimmediate_operand.
14136 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14137 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14138 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14139 rs6000_nonimmediate_operand.
14140 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14141 rs6000_nonimmediate_operand.
14143 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14145 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14147 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14149 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14151 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14152 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14154 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14155 (rs6k_nonimmediate_operand): New.
14156 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14158 (legitimate_lo_sum_address_p): Same.
14159 (rs6000_legitimize_address): Same.
14160 (rs6000_legitimize_reload_address): Same.
14161 (rs6000_legitimate_address): Same.
14162 (spe_build_register_parallel): Pass DF and DC modes in a DI
14165 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14166 to rs6k_nonimmediate_operand.
14168 * config/rs6000/spe.md ("*frob_df_di"): New.
14169 ("*frob_di_df"): New.
14170 ("*frob_di_df_2"): New.
14171 ("*mov_sidf_e500_subreg0"): New.
14172 ("*mov_sidf_e500_subreg4"): New.
14173 ("*movdf_e500_double"): Change predicate to
14174 rs6k_nonimmediate_operand.
14176 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14178 * postreload.c (move2add_note_store): Only call
14179 trunc_int_for_mode on scalar integers.
14181 2005-01-14 Steven Bosscher <stevenb@suse.de>
14183 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14184 replace BB_VISITED uses.
14185 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14186 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14187 (tree_dce_done): Free visited_control_parents.
14188 (perform_tree_ssa_dce): Allocate and clear it.
14189 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14190 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14191 instead of BB_VISITED.
14193 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14195 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14196 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14197 Remove unused prototypes.
14199 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14201 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14202 64-bit register usage.
14203 (spe_func_has_64bit_regs_p): Add FIXME note.
14205 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14207 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14208 flag_finite_math_only with flag_unsafe_math_optimizations.
14210 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14212 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14213 end-of-stack check.
14214 (__tpf_eh_return): Copy TPF private stack area from the module
14215 boundary stack frame. Add check for when module addresses are
14216 equal, but no stub address is found.
14218 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14221 * arm.h (struct machine_function): Add call_via field.
14222 (thumb_call_via_label): Declare.
14223 * arm.c (thumb_call_via_label): New variable.
14224 (thumb_call_reg_needed): New variable.
14225 (arm_output_function_epilogue): For Thumb code, output any per-function
14226 call-indirect trampolines.
14227 (thumb_call_via_reg): New function.
14228 (arm_file_end): New function.
14229 (TARGET_ASM_FILE_END): Call arm_file_end.
14230 (aof_file_end): Likewise.
14231 * arm-protos.h (thumb_call_via_reg): Declare.
14232 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14233 thumb_call_via_reg in normal case.
14235 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14237 PR middle-end/19084
14238 PR rtl-optimization/19348
14239 * recog.c (peephole2_optimize): Do global life update if some peephole
14240 decides it doesn't need at least one of its inputs and that change
14241 influences liveness at the start of the basic block.
14243 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14244 arguments instead of 1.
14246 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14248 PR middle-end/18820
14249 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14250 zero for nested functions needing a static chain or functions
14251 with a non-constant address.
14253 2005-01-13 Roger Sayle <roger@eyesopen.com>
14255 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14256 (and (sign_extend X) C) into (zero_extend (and X C)).
14258 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14260 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14262 2005-01-13 Richard Henderson <rth@redhat.com>
14267 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14268 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14269 not just TARGET_SSE.
14270 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14271 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14272 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14273 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14274 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14275 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14276 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14277 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14278 (movdicc_c_rex64): Rename with '*'.
14279 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14280 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14281 (movsfcc_1_387): Rename from movsfcc_1.
14282 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14283 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14284 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14285 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14286 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14287 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14288 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14289 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14290 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14291 sse_movdfcc_const0_4): Remove.
14292 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14293 recognize min/max early. Update for changed sse cmove patterns.
14294 (ix86_split_sse_movcc): New.
14295 * config/i386/i386-protos.h: Update.
14297 2005-01-13 Steven Bosscher <stevenb@suse.de>
14299 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14300 (fix_stmt_v_may_defs): Likewise.
14302 2005-01-13 Richard Henderson <rth@redhat.com>
14304 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14305 for converting the mask.
14307 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14309 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14312 2005-01-13 Richard Henderson <rth@redhat.com>
14314 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14315 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14316 IX86_BUILTIN_MOVDQ2Q): Remove.
14317 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14318 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14319 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14321 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14322 (sse2_pextrw): Fix immediate constraint.
14323 (sse2_loadq, sse2_loadq_rex64): Remove.
14324 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14325 Use __builtin_ia32_vec_ext_<size>.
14326 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14328 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14330 * function.c (assign_parm_setup_block): Look inside original
14331 entry_parm when inspecting PARALLEL.
14333 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14334 Joel Sherrill <joel@oarcorp.com>
14337 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14338 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14339 rtems_gxx_recursive_mutex_init.
14340 (__gthread_recursive_mutex_lock): New function.
14341 (__gthread_recursive_mutex_trylock): Likewise.
14342 (__gthread_recursive_mutex_unlock): Likewise.
14344 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14346 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14348 2005-01-13 Jan Beulich <jbeulich@novell.com>
14350 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14351 (ashrti3_internal): Indicate output is early clobber. Generate result
14352 into output rather than first input. Use move for low word of output
14353 if shift count is exactly 64.
14354 (lshrti3_internal): Likewise.
14356 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14360 * reload1.c (delete_output_reload): Don't delete an output reload
14361 if the pseudo lives longer than a single basic block. Adjust and
14362 improve wording of comment.
14364 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14367 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14368 of TYPE_SIZE where we mean the number of bytes.
14370 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14372 * function.c (assign_parm_setup_block): Relax condition on
14373 multi-register optimization.
14375 2005-01-12 Nick Clifton <nickc@redhat.com>
14377 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14378 an "in_delay_slot" attribute of "no" to prevent them being used in
14379 delay slots. This is forbidden because they might generate
14382 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14385 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14386 with r->Y and Y->r.
14388 2005-01-12 Nick Clifton <nickc@redhat.com>
14390 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14391 passed on to GAS) but do not define, as GAS no longer supports or
14392 needs the -m2000 option.
14394 2005-01-11 Roger Sayle <roger@eyesopen.com>
14396 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14397 type as args of unprototyped builtins aren't automatically promoted.
14398 (fold_builtin_abs): Likewise.
14400 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14402 * Makefile.in: Set a `build-warn' variable.
14404 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14406 PR tree-optimization/17949
14407 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14408 (find_interesting_uses_address): Use it.
14410 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14412 * regrename.c (kill_value): Handle subreg's that won't simplify.
14414 2005-01-11 Richard Henderson <rth@redhat.com>
14417 * config/i386/i386.h (enum ix86_builtins): Move ...
14418 * config/i386/i386.c: ... here.
14419 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14420 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14421 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14422 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14423 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14424 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14425 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14426 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14427 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14428 IX86_BUILTIN_LOADDDUP): Remove.
14429 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14430 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14431 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14432 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14433 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14434 (ix86_init_builtins): Make static.
14435 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14436 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14437 if all the modes match. Otherwise, fake it.
14438 (get_element_number, ix86_expand_vec_init_builtin,
14439 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14440 (ix86_expand_builtin): Make static. Update for changed builtins.
14441 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14442 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14443 (ix86_expand_vector_init_duplicate): New.
14444 (ix86_expand_vector_init_low_nonzero): New.
14445 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14446 Split out from ix86_expand_vector_init; handle integer modes.
14447 (ix86_expand_vector_init): Use them.
14448 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14449 * config/i386/i386-protos.h: Update.
14450 * config/i386/predicates.md (reg_or_0_operand): New.
14451 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14452 (movv2sf_internal): Likewise. And a splitter to match them all.
14453 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14454 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14455 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14456 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14457 (mmx_pinsrw): Fix operand ordering.
14458 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14459 rather than sse_loadss expander.
14460 (movv2df splitter): Similarly.
14461 (sse_loadss, sse_loadlss): Remove.
14462 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14463 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14464 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14465 (sse3_movddup): Rename with '*'.
14466 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14467 (sse2_loadsd): Remove.
14468 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14469 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14470 (sse2_pinsrw): Fix argument ordering.
14471 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14472 (sse2_stored): Remove 'r' destination.
14473 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14474 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14475 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14476 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14477 vec_extractv16qi, vec_initv16qi): New.
14479 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14480 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14481 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14483 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14484 (_mm_load_si128, _mm_store_si128): Likewise.
14485 (_mm_load1_pd): Use _mm_set1_pd.
14486 (_mm_load_sd): Use _mm_set_sd.
14487 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14488 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14489 (_mm_set_epi64): Use _mm_set_epi64x.
14490 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14491 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14492 _mm_setr_epi8): Use _mm_set_foo form.
14493 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14494 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14495 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14496 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14497 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14498 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14499 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14500 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14501 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14502 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14503 (_mm_movedup_pd): Use _mm_shuffle_pd.
14504 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14505 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14506 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14507 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14508 Use _mm_setzero_ps.
14509 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14510 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14511 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14512 (_mm_store_ps): Use raw dereference.
14513 (_mm_store1_ps): Use _mm_storeu_ps.
14514 (_mm_storer_ps): Use _mm_store_ps.
14515 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14516 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14518 2005-01-11 Stan Shebs <shebs@apple.com>
14520 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14521 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14523 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14526 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14527 Skip all DECLs except for FIELD_DECLs.
14529 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14531 * config/s390/s390.c (override_options): Return error if
14532 -mbackchain, -mpacked-stack and -mhard-float are used together.
14533 (s390_va_start): Remove the backchain && packed-stack special case.
14534 (s390_gimplify_va_arg): Likewise.
14535 * doc/invoke.texi: Remove the ABI incompatibility note.
14537 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14539 * config/s390/s390.c (struct s390_frame_layout): Remove
14541 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14542 save_backchain_p with TARGET_BACKCHAIN.
14544 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14547 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14548 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14549 * function.c (locate_and_pad_parm): Set new field.
14550 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14551 Tweak where_pad test to include "none". Always set mem align for
14553 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14554 not sufficient for type.
14555 (assign_parm_setup_block): If stack_parm is zero on entry, always
14556 make a new stack local. Block move old stack parm if necessary
14557 to new aligned stack local.
14558 (assign_parm_setup_stack): Use a block move to handle
14559 potentially misaligned entry_parm.
14560 (assign_parms_unsplit_complex): Specify required alignment when
14561 creating stack local.
14562 * calls.c (compute_argument_addresses): Override alignment of stack
14563 arg calculated from its type with the alignment given by
14564 FUNCTION_ARG_BOUNDARY.
14565 (store_one_arg): Likewise.
14567 2005-01-11 Jan Beulich <jbeulich@novell.com>
14569 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14570 Change respective itanium_class attribute to ialu.
14571 (shladdp4_internal): New.
14572 * config/ia64/predicates.md (shladd_log2_operand): New.
14574 2005-01-11 Richard Henderson <rth@redhat.com>
14576 * expr.c (store_constructor): Use rtvec_alloc instead of
14577 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14579 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14581 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14583 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14585 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14586 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14587 (TARGET_RWRELOC): Define.
14588 (ia64_rwreloc_section_type_flags): Delete.
14589 (ia64_section_type_flags): New function.
14590 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14591 (TARGET_RWRELOC): Define.
14593 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14596 * config/ia64/ia64.c (process_set): For alloc insn, only call
14597 process_epilogue is !frame_pointer_needed.
14599 2005-01-10 Roger Sayle <roger@eyesopen.com>
14602 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14603 unary operator and can't be treated as a binary/comparison operator.
14605 2005-01-10 Richard Henderson <rth@redhat.com>
14607 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14608 (ix86_return_in_memory): Likewise.
14609 (function_arg_advance): Likewise. Mirror structure in function_arg
14610 for choosing register to advance.
14612 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14614 * tree-vectorizer.c, tree.def: Fix comment typos.
14616 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14618 * config/s390/s390.c (struct processor_costs): 4 new fields:
14619 ddbr, ddr, debr, der.
14620 (s390_rtx_costs): More precise handling of divide instructions.
14622 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14624 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14626 2005-01-10 Jan Beulich <jbeulich@novell.com>
14628 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14629 names resulting from -ffunction-sections/-fdata-sections and linkonce
14631 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14632 based on the section name. Rearrange the section name comparison logic
14633 slightly so that each section name is compared against at most once.
14635 2005-01-10 Ben Elliston <bje@au.ibm.com>
14637 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14638 targets for which -fPIC reduces limitations on the GOT size.
14640 2005-01-09 Falk Hueffner <falk@debian.org>
14642 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14645 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14648 * collect2.c (main): Set aixrtl_flag for -brtl option.
14649 (resolve_lib_name): Search for .so file extension before .a
14650 if aixrtl_flag set.
14652 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14654 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14655 (vect_analyze_data_refs_alignment): Add dump prints.
14657 2005-01-09 Ira Rosen <irar@il.ibm.com>
14659 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14660 expr_invariant_in_loop_p.
14661 Initialize outputs first thing in the function.
14662 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14663 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14664 (vect_analyze_pointer_ref_access): Check that the initial condition of
14665 the access function is loop invariant.
14667 2005-01-09 Richard Henderson <rth@redhat.com>
14669 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14670 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14671 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14672 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14673 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14674 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14675 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14676 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14677 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14678 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14679 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14680 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14681 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14682 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14683 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14684 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14685 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14686 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14687 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14688 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14689 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14690 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14691 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14693 (mmx_clrdi, pavgusb): Remove.
14694 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14695 with leading sse_ prefix.
14696 * config/i386/sse.md: Receive them.
14697 * config/i386/mmx.md: New file.
14698 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14699 (subrv2sf3): Turn into expander for normal subtraction.
14700 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14701 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14702 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14703 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14704 commutative; use ix86_binary_operator_ok.
14705 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14706 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14707 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14708 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14709 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14710 Macroize from existing patterns; use ix86_binary_operator_ok.
14711 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14712 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14713 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14714 with vec_select+vec_concat.
14715 (mmx_pshufw, mmx_pshufw_1): Likewise.
14716 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14717 (mmx_uavgv4hi3): Model correctly.
14718 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14719 _mm_xor_si64): Remove casts.
14721 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14723 PR tree-optimization/19224
14724 * tree-scalar-evolution.c (get_instantiated_value,
14725 set_instantiated_value): New functions.
14726 (instantiate_parameters_1): Cache the results.
14727 (instantiate_parameters, resolve_mixers): Initialize and free
14730 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14732 * config/i386/i386.md (addhi_4): Correct reference in comment.
14735 2005-01-08 Richard Henderson <rth@redhat.com>
14737 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14738 (_mm_cvtsi128_si64x): Likewise.
14739 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14740 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14741 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14742 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14743 * config/i386/i386-protos.h: Update.
14744 * config/i386/i386.c (print_operand): Add 'H'.
14745 (ix86_fixup_binary_operands): Split out from ...
14746 (ix86_expand_binary_operator): ... here.
14747 (ix86_fixup_binary_operands_no_copy): New.
14748 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14749 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14750 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14751 (safe_vector_operand): Use CONST0_RTX.
14752 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14753 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14754 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14755 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14757 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14758 (IX86_BUILTIN_CMPNGESS): New.
14759 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14760 (attr type): Add sselog1.
14761 (attr unit, attr memory): Handle it.
14762 (movti, movti_internal, movti_rex64): Move near other integer moves.
14763 (movtf, movtf_internal): Move near other fp moves.
14764 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14765 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14766 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14767 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14768 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14769 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14770 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14771 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14772 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14773 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14774 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14775 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14776 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14777 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14778 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14779 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14780 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14781 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14782 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14783 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14784 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14785 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14786 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14787 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14788 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14789 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14790 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14791 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14792 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14793 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14794 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14795 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14796 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14797 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14798 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14799 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14800 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14801 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14802 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14803 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14804 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14805 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14806 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14807 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14809 (SSEPUSH, push<SSEPUSH>): Remove.
14810 (MMXPUSH, push<MMXPUSH>): Remove.
14811 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14812 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14813 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14814 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14815 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14816 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14817 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14818 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14819 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14820 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14821 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14822 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14823 (ppro_sse_log_V4SF): Handle sselog1.
14824 * config/i386/predicates.md (const_0_to_1_operand): New.
14825 (const_0_to_255_mul_8_operand): New.
14826 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14827 (const_2_to_3_operand, const_4_to_7_operand): New.
14828 * config/i386/sse.md: New file.
14829 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14830 (sse_movups): Rename from sse_movups_1.
14831 (sse_loadlss): Rename from sse_loadss_1.
14832 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14834 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14835 (absv4sf2, negv2df, absv2df): New.
14836 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14837 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14838 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14839 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14840 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14841 (sse3_addsubv4sf3): Model correctly.
14842 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14843 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14844 (sse_movhlps): Model with vec_select+vec_concat.
14845 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14846 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14847 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14848 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14849 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14850 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14851 sse2_pshufhw_1): Likewise.
14852 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14853 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14854 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14855 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14856 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14857 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14858 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14859 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14860 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14861 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14862 sminv8hi3): Mark commutative
14863 operands. Use ix86_binary_operator_ok.
14864 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14865 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14866 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14867 sse2_punpcklqdq): Allow operand2 in memory.
14868 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14869 sse2_movsd): Add memory alternatives.
14870 (sse_storelps): Turn expander into an insn; split after reload.
14871 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14872 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14874 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14876 * configure.ac (DWARF-2 debug_line): Use objdump.
14877 * configure: Regenerate.
14879 2005-01-08 Jeff Law <law@redhat.com>
14880 Diego Novillo <dnovillo@redhat.com>
14882 PR tree-optimization/18241
14883 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14884 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14885 statements with volatile operands.
14886 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14887 operands after marking a statement with has_volatile_ops.
14889 2005-01-08 Roger Sayle <roger@eyesopen.com>
14891 * tree.c (int_fits_type_p): Always honor integer constant
14892 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14894 2005-01-08 Roger Sayle <roger@eyesopen.com>
14896 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14897 the latent bug in rtl_delete_block has been resolved.
14899 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14901 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14902 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14904 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14906 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14907 library as @multilib_dir@/$(SHLIB_SONAME).
14909 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14911 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14912 * configure: Regenerate.
14914 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14916 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14919 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14922 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14923 Convert non-word aligned offset address using ld/std into
14926 2005-01-07 Richard Henderson <rth@redhat.com>
14928 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14930 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14932 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14934 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14936 PR tree-optimization/19283
14937 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14938 is not shorter than the original type.
14940 PR rtl-optimization/19012
14941 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14943 PR rtl-optimization/18861
14944 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14945 (FULL_STATE): Define.
14946 (mark_tablejump_edge): New function.
14947 (purge_dead_tablejump_edges): New function.
14948 (find_bb_boundaries): Use it.
14950 PR tree-optimization/18828
14951 * builtins.c (expand_builtin_next_arg): Remove argument and all
14952 the argument checking.
14953 (expand_builtin): Adjust caller.
14954 (expand_builtin_va_start): Likewise. Remove error for too many
14956 (fold_builtin_next_arg): Issue error for too many arguments.
14957 After checking arguments, replace them with magic arguments that
14958 prevent further checking of the args.
14960 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14962 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14964 2005-01-06 Roger Sayle <roger@eyesopen.com>
14967 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14968 and %{.S:...} (and their negative variants) to test whether the
14969 input file is assembler or pre-processed-assembler independent of
14970 the actual filename extension.
14972 2005-01-06 Roger Sayle <roger@eyesopen.com>
14974 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14975 of sign or zero extended values.
14977 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14979 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14980 for IBM long double format correctly.
14982 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14984 Fix PR tree-optimization/18792
14986 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14987 to first_loop_depth, and use loop depth instead of loop number.
14988 (build_classic_dir_vector): Ditto.
14989 (compute_data_dependences_for_loop): Use depth, not loop number.
14990 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14991 number. Pass in loops, instead of loop numbers.
14992 (gather_interchange_stats): Ditto.
14993 (linear_transform_loops): Ditto.
14995 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14998 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14999 biv_fits_mode_p, extension_within_bounds_p): New functions.
15000 (check_ext_dependent_givs): Use them.
15002 2005-01-06 Roger Sayle <roger@eyesopen.com>
15004 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15005 more than one barrier, in which case we should delete them all.
15007 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15009 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15011 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15013 Fix PR middle-end/19286
15015 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15016 output this subprogram, simply ignore this attempt to do it again.
15017 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15018 origin attribute if it's not possible.
15019 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15020 (decls_for_scope): Ditto.
15021 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15022 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15024 2005-01-05 Richard Henderson <rth@redhat.com>
15027 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15028 (bdesc_2arg): Use it.
15029 (ix86_expand_binop_builtin): Force operands into registers
15031 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15032 ix86_expand_sse_compare, ix86_expand_sse_comi,
15033 ix86_expand_builtin): Likewise.
15035 2005-01-05 Richard Henderson <rth@redhat.com>
15037 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15039 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15040 (mulv4hi3): Set itanium_class mmmul.
15041 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15042 (fpack): Rename from fpack_sfsf.
15044 2005-01-05 Richard Henderson <rth@redhat.com>
15047 * reload1.c (do_input_reload): Restrict the optimization deleteing
15048 a previous output reload to RELOAD_FOR_INPUT.
15050 2005-01-05 Steven Bosscher <stevenb@suse.de>
15052 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15053 comment that we fall through after case.
15054 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15055 (distribute_links): Likewise.
15056 * cse.c (cse_insn): Likewise.
15057 * cselib.c (cselib_invalidate_mem): Likewise.
15058 * df.c: Update comments at the top of the file.
15059 (read_modify_subreg_p): Update comments here too.
15060 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15061 * flow.c (mark_set_1): Likewise.
15062 (mark_used_regs): Likewise.
15063 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15064 (canon_list_insert): Likewise.
15065 (mark_set): Likewise.
15066 (try_replace_reg): Likewise.
15067 (store_killed_in_insn): Likewise.
15068 * loop.c (count_one_set): Likewise.
15069 (basic_induction_var): Likewise.
15070 * postreload-gcse.c (find_mem_conflicts): Likewise.
15071 * postreload.c (reload_combine_note_store): Likewise.
15072 (move2add_note_store): Likewise.
15073 * reload.c (find_equiv_reg): Likewise.
15074 (mark_referenced_resources): Likewise.
15075 * rtlanal.c (set_noop_p): Likewise.
15076 (note_stores): Likewise.
15077 (note_uses): Likewise.
15078 * sched-deps.c (sched_analyze_1): Likewise.
15079 * sched-rgn.c (check_live_1): Likewise.
15080 (update_live_1): Likewise.
15081 * config/i860/i860.c: Likewise.
15083 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15085 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15087 * doc/rtl.texi: Update documentation for bit-fields and SET.
15089 2005-01-05 Roger Sayle <roger@eyesopen.com>
15091 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15093 2005-01-05 Jan Hubicka <jh@suse.cz>
15094 Richard Henderson <rth@redhat.com>
15097 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15100 2005-01-05 Richard Henderson <rth@redhat.com>
15103 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15104 (sse_shufps): Change operand 3 to const_int_operand.
15105 (sse2_storelps): Fix typo in template.
15106 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15107 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15108 (ix86_expand_builtin): Likewise.
15110 2005-01-05 Julian Brown <julian@codesourcery.com>
15112 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15113 as aggregates for AAPCS ABIs.
15115 2005-01-05 Stan Shebs <shebs@apple.com>
15117 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15118 Mach-O getters if ppc64.
15119 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15121 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15122 signed four-byte field for global code case.
15123 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15125 2005-01-05 Roger Sayle <roger@eyesopen.com>
15127 PR middle-end/19100
15128 * c-common.c: Include real.h.
15129 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15130 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15131 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15132 * Makefile.in (c-common.o): Update dependencies.
15134 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15136 * c-parse.in (asm_string): Add trailing semicolon.
15138 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15140 * c-parse.in (asm_string): New. Don't allow wide strings in
15142 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15143 asm_string instead of STRING.
15145 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15147 * c-typeck.c (constructor_no_implicit): Remove.
15148 (set_designator, process_init_element): Don't check
15149 constructor_no_implicit.
15151 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15152 Kaz Kojima <kkojima@gcc.gnu.org>
15155 * lcm.c (create_pre_exit): New.
15156 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15157 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15159 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15161 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15162 -msoft-float in target_float_switch.
15163 * arm.c (arm_override_options): Fix processing of target_float_switch.
15165 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15167 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15170 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15172 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15173 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15175 2005-01-04 Roger Sayle <roger@eyesopen.com>
15177 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15178 if deleting the then-block allows the test-block to fallthru to the
15181 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15184 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15185 after the full declaration if the are in two different TUs.
15187 2005-01-04 Richard Henderson <rth@redhat.com>
15190 * tree-sra.c (generate_one_element_init): Just
15191 call gimplify_and_add.
15192 (generate_element_init): Record the
15193 new referenced variables and mark them for renaming
15194 and split out to ...
15195 (generate_element_init_1): This.
15196 (scalarize_init): Don't call push_gimplify_context/
15197 pop_gimplify_context.
15199 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15201 * toplev.c (get_src_pwd): Handle failure of getpwd().
15203 2005-01-04 Roger Sayle <roger@eyesopen.com>
15205 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15207 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15208 all the cases handled by it are inverted by invert_truthvalue.
15210 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15212 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15213 (save_register_windowsi): Likewise.
15215 2005-01-04 Richard Henderson <rth@redhat.com>
15217 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15219 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15221 PR middle-end/17767
15222 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15223 any simplifications of vector mode comparison operators.
15224 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15226 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15227 Devang Patel <dpatel@apple.com>
15229 PR tree-optimization/18308
15230 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15231 the operands before creating a new expression.
15232 * dojump.c (do_jump): Make drop_through_label available
15233 for all cases. Add expansion of COND_EXPR.
15235 2005-01-04 Ira Rosen <irar@il.ibm.com>
15237 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15238 INTEGER_CST instead of TREE_CONSTANT.
15239 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15240 instead of TREE_CONSTANT.
15241 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15242 instead of TREE_CONSTANT.
15244 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15246 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15248 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15251 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15252 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15254 2005-01-03 Richard Henderson <rth@redhat.com>
15256 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15257 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15258 fold_convert_const_real_from_real): Split out from ...
15259 (fold_convert_const): ... here.
15261 2005-01-03 Richard Henderson <rth@redhat.com>
15264 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15265 (mov<MMXMODEI>_internal): Likewise.
15266 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15267 Add V2SF case; use it for SSE1; don't use TI.
15268 (movdf_integer): Likewise.
15269 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15271 2005-01-03 Ira Rosen <irar@il.ibm.com>
15273 * tree-vectorizer.c (vect_strip_conversions): New function.
15274 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15275 check for binary class.
15277 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15281 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15283 * gimple-low.c (mark_blocks_with_used_vars): New function.
15284 (mark_blocks_with_used_subblocks): Ditto.
15285 (mark_used_blocks): Ditto.
15286 (pass_mark_used_blocks): New pass.
15287 * tree-inline.c: Include debug.h.
15288 (expand_call_inline): Call outlining_inline_function here.
15289 * tree-optimize.c (init_tree_optimization_passes): Add
15290 pass_mark_used_blocks.
15291 * tree-pass.h (pass_mark_used_blocks): New.
15292 * Makefile.in (tree-inline.o): Add debug.h dependency.
15294 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15296 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15297 VAR_DECLs to have weak_import attribute.
15299 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15302 2004-01-03 Steven Bosscher <stevenb@suse.de>
15304 * passes.c (rest_of_compilation): Don't run regmove if only
15305 flag_expensive_optimizations, require flag_regmove instead.
15307 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15309 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15311 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15312 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15313 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15314 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15316 2005-01-03 Richard Henderson <rth@redhat.com>
15318 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15319 (ia64_const_ok_for_letter_p): New.
15320 (ia64_const_double_ok_for_letter_p): New.
15321 (ia64_extra_constraint): New.
15322 (ia64_expand_vecint_compare): New.
15323 (ia64_expand_vcondu_v2si): New.
15324 (ia64_expand_vecint_cmov): New.
15325 (ia64_expand_vecint_minmax): New.
15326 (ia64_print_operand): Add 'v'.
15327 (ia64_preferred_reload_class): New.
15328 (ia64_vector_mode_supported_p): New.
15329 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15330 (PREFERRED_RELOAD_CLASS): Move to function.
15331 (CONST_OK_FOR_LETTER_P): Move to function.
15332 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15333 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15334 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15335 (EXTRA_CONSTRAINT): Move to function.
15336 * config/ia64/ia64.md: Include vect.md.
15337 (itanium_class): Add mmalua.
15339 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15341 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15342 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15344 (const_int_2bit_operand): New.
15345 (fr_reg_or_0_operand): New.
15346 * config/ia64/ia64-modes.def: Add vector modes.
15347 * config/ia64/ia64-protos.h: Update.
15348 * config/ia64/vect.md: New file.
15350 2005-01-03 Richard Henderson <rth@redhat.com>
15352 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15354 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15357 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15359 (log1pdf2): Change mode of operands[0,1] to DFmode.
15361 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15363 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15364 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15365 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15366 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15367 SPARC_RELAXED_ORDERING.
15369 2005-01-03 Richard Henderson <rth@redhat.com>
15370 Uros Bizjak <uros@kss-loka.si>
15373 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15374 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15375 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15377 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15378 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15379 const_pow2_1_to_128_operand): New predicates.
15381 2005-01-02 Greg McGary <greg@mcgary.org>
15383 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15385 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15386 object. [ptr_type]: Remove unused variable.
15387 Remember nearest addressable array-element or record-component
15388 when checking bitfield components. Tolerate empty BIND_EXPR.
15390 2005-01-01 Richard Henderson <rth@redhat.com>
15392 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15393 that don't narrow the value. Fail for other conversions.
15395 2005-01-01 Richard Henderson <rth@redhat.com>
15398 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15399 * c-lang.c (finish_file): Don't do it here.
15400 * objc/objc-act.c (objc_finish_file): Likewise.
15402 * cgraph.c (decl_assembler_name_equal): New.
15403 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15404 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15405 * cgraph.h (struct cgraph_varpool_node): Add next.
15406 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15407 * varasm.c (assemble_alias): Mark the target as needed.
15409 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15411 PR middle-end/19221
15412 * function.c (get_arg_pointer_save_area): Use entry_of_function
15413 instead of get_insns.
15415 2005-01-01 Roger Sayle <roger@eyesopen.com>
15416 Andrew Pinski <pinskia@physics.uc.edu>
15417 James E. Wilson <wilson@specifixinc.com>
15419 PR rtl-optimization/12092
15420 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15423 2005-01-01 Roger Sayle <roger@eyesopen.com>
15424 Olivier Hainque <hainque@act-europe.fr>
15426 * tree.c (int_fits_type_p): A narrower type always fits in a
15427 wider one, except for negative values into unsigned types.
15429 2005-01-01 Roger Sayle <roger@eyesopen.com>
15431 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15432 with the original constant rather than require TREE_OVERFLOW.
15434 2005-01-01 Steven Bosscher <stevenb@suse.de>
15436 PR middle-end/17544
15437 * c-decl.c (finish_function): If compiling C99, annotate the
15438 compiler generated return with the current file name and line 0.
15439 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15440 the source line is greater than 0.
15441 (remove_bb): Likewise.