1 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
3 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
4 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
6 * aclocal.m4: Don't include accross.m4.
7 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
8 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
9 * configure, config.in: Regenerate.
11 2005-05-04 Jakub Jelinek <jakub@redhat.com>
14 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
15 (clear_storage): Add argument.
16 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
17 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
19 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
20 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
21 (store_expr, store_constructor): Adjust callers.
22 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
23 to emit_block_move if CALL_EXPR_TAILCALL (exp).
24 (expand_builtin_memmove): Add ORIG_EXP argument, copy
25 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
26 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
27 with EXP. Pass EXP to expand_builtin_memmove.
28 (expand_builtin_memset): Add ORIG_EXP argument, pass
29 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
30 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
31 Pass EXP to expand_builtin_memset.
32 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
34 (expand_builtin_strncmp): Likewise.
35 (expand_builtin_printf): Replace ARGLIST argument with EXP.
36 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
37 (expand_builtin_fprintf): Likewise.
38 (expand_builtin): Adjust calls to
39 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
41 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
44 PR rtl-optimization/21239
45 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
47 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
49 * tree-flow.h (tree_ann_common_d): Move aux to ...
50 (stmt_ann_d): ... here.
51 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
52 move_computations_stmt, schedule_sm): Update references to
54 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
56 * tree-cfg.c (remove_bb): Remove a redundant call to
58 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
61 2005-05-03 Richard Henderson <rth@redhat.com>
63 * config/rs6000/rs6000.c: Remove conflict markers.
65 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
67 2005-05-03 James E Wilson <wilson@specifixinc.com>
69 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
71 2005-05-03 DJ Delorie <dj@redhat.com>
73 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
74 decide if the warning will be printed.
75 * calls.c (expand_call): Likewise.
76 * function.c (init-function_start): Likewise.
78 * common.opt (-fdiagnostics-show-option): New.
79 * opts.c (option_enabled): Accept the option index instead of a
80 pointer to the option descriptor.
81 * opts.h (option_enabled): Likewise.
82 * toplev.c (print_switch_values): Pass option index, not option
84 * diagnostic.h (diagnostic_info): Add option_index.
85 * diagnostic.c: Include opts.h.
86 (diagnostic_set_info): Initialize option_index.
87 (diagnostic_report_diagnostic): Amend option name if appropriate.
88 (warning): Check to see if the specified warning is enabled.
90 * doc/invoke.texi (-fdiagnostics-show-options): Document.
92 2005-05-03 Richard Henderson <rth@redhat.com>
94 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
95 SPEC_OR_GEN_REGS definitions.
97 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
100 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
101 for unavailable registers.
103 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
105 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
107 * cfglayout.c (block_locators_blocks,
108 insn_locators_initialize, insn_scope): Use VEC instead of
111 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
112 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
115 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
117 * config/sparc/predicates.md (const_compl_high_operand): New.
118 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
120 (sparc_emit_set_const64_quick1): Adjust for above change.
121 (sparc_emit_set_const64_quick2): Likewise.
122 (sparc_emit_set_const64_longway): Likewise.
123 (sparc_emit_set_const64): Likewise.
124 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
125 movdi_const64_special): Delete.
126 (logical constant splitters): Use const_compl_high_operand.
128 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
130 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
131 rather than STRIP_NOPS.
133 2005-05-03 Jakub Jelinek <jakub@redhat.com>
135 PR rtl-optimization/21330
136 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
138 (unswitch_single_loop): Clear cinsn when retrying.
141 * config/i386/i386.c (legitimize_address): When canonicalizing
142 ASHIFT into MULT, multiply by 1 << shift_count instead of
143 1 << log2 (shift_count).
145 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
147 * lambda-code.c (gcc_loop_to_lambda_loop,
148 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
149 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
150 generic operand interface.
151 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
152 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
153 generic operand interface.
154 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
155 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
156 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
157 num_imm_uses): Use ssa_use_operand_t.
158 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
159 get_v_must_def_ops): Delete.
160 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
161 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
162 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
163 get_v_must_def_kill_ptr): Delete.
164 (delink_stmt_imm_use): Move and use new operand interface.
165 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
166 op_iter_next_tree): Use new operand implementation.
167 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
168 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
170 (op_iter_next_mustdef, op_iter_next_maydef,
171 op_iter_next_must_and_may_def): Delete. Replace with...
172 (op_iter_next_maymustdef): New. Combine must and may next operations.
173 (op_iter_init_maydef, op_iter_init_mustdef,
174 op_iter_init_must_and_may_def): Use new interface.
175 (single_ssa_tree_operand ): New. Process single operands only as trees.
176 (single_ssa_use_operand): New. Process single operands only as uses.
177 (single_ssa_def_operand): New. Process single operands only as defs.
178 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
180 (num_ssa_operands): New. Count the number of specified operands.
181 (compare_ssa_operands_equal): New. Compare two statements' operands.
182 (single_phi_def): New. Return true if PHI has one def of the specified
184 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
185 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
186 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
187 (struct stmt_ann_d): Operands field no longer require GTY().
188 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
189 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
190 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
191 dump_replaceable_exprs, rewrite_trees): Use generic interface.
192 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
193 Use use_operand_p instead of ssa_imm_use_t *.
194 * tree-pretty-print.c (dump_vops): check if operands are active before
195 dumping virtual operands.
196 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
197 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
198 (ccp_fold): Use new interface.
199 (ccp_visit_stmt): Remove unused variables and code.
200 (convert_to_gimple_builtin): Insert statements before calling
201 mark_new_vars_to_rename.
202 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
203 (copy_prop_visit_cond_stmt): Use generic interface.
204 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
206 (thread_across_edge): Use generic interface.
207 (initialize_hash_element): Initialzie with stmt, not annotation.
208 (eliminate_redundant_computations): Use generic interface.
209 (record_equivalences_from_stmt): Pass stmt, not annotation.
210 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
212 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
213 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
214 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
215 generic operand interface.
216 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
218 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
220 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
221 (build_defs, build_uses, build_v_may_defs, build_vuses,
222 build_v_must_defs): Change type to struct opbuild_list_d.
223 (ops_active): New. Operands active boolean.
224 (operand_memory, operand_memory_index): New. Operand memory managers.
225 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
226 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
227 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
228 Change from functions to static variable list heads.
229 (opbuild_initialize_virtual): New. Initialize a virtual build list.
230 (opbuild_initialize_real): New. Initialize a virtual build list.
231 (opbuild_free): New. Free a build list.
232 (opbuild_num_elems): New. Number of items in a list.
233 (opbuild_append_real): New. Add a real (tree *) operand.
234 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
235 (opbuild_first): New. Return first element index in a list.
236 (opbuild_next): New. Return next element in a list.
237 (opbuild_elem_real): New. Return real element.
238 (opbuild_elem_virtual): New. Return virtual element.
239 (opbuild_elem_uid): New. Return UID of virtual element.
240 (opbuild_clear): New. Reset an operand list.
241 (opbuild_remove_elem): New. Remove an element form a list.
242 (ssa_operands_active): New. Return true if operand cache is active.
243 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
244 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
245 (correct_use_link): Use use_operand_p.
246 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
247 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
248 (cleanup_v_may_defs): Use new implmentation.
249 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
251 (append_def, append_use, append_v_may_def, append_vuse,
252 append_v_must_def): Call opbuild_append routine instead of using varray.
253 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
254 global parse_old_ops variable.
255 (free_ssa_operands): New implementation.
256 (update_stmt_operands): Move. Change argument to build_ssa_operands.
257 (copy_virtual_operands): Move. New generic implementation.
258 (create_ssa_artficial_load_stmt): Move. New implementation.
259 (swap_tree_operands): Update for new implementation.
260 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
261 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
262 rather than a varray.
263 (verify_imm_links): Use use_operand_p.
264 (dump_immediate_uses_for): If the immediate use variable is a virtual
265 variable, show the virtual ops in the stmt.
266 * tree-ssa-operands.h (def_operand_p): No longer a structure.
267 (NULL_DEF_OPERAND_P): Now a #define.
268 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
269 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
270 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
271 mustdef_optype_d): New. Use Linked list representation.
272 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
273 (struct ssa_operand_memory_d): New. Allocated Chunk node.
274 (struct stmt_operands_d): Change to new pointers that are not GTY.
275 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
276 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
277 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
278 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
279 SET_V_MUST_DEF_KILL): Delete.
280 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
281 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
282 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
283 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
284 (enum ssa_op_iter_type): Operand iterator typechecking values.
285 (struct ssa_operand_iterator_d): Use linked lists of operands.
286 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
287 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
288 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
289 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
290 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
291 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
292 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
293 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
294 * tree-ssa-opfinalize.h: New. Function templates for expansion.
295 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
296 alloc_vuse, and alloc_mustdef.
297 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
298 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
299 and finalize_ssa_v_must_def_ops.
300 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
301 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
303 (compute_avail): Use generic iterator interface.
304 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
305 (stmt_makes_single_load, stmt_makes_single_store): Use
307 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
308 (statement_sink_location): Use generic interface.
309 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
310 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
311 reset the immediate use link nodes.
312 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
313 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
314 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
315 (eliminate_tail_call): Use generic operand interface.
316 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
317 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
319 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
321 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
322 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
324 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
325 Use statement pointer instead of vuse_optype. Use generic interface.
326 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
327 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
328 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
329 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
330 * doc/tree-ssa.texi: Update documentation for operand interface.
332 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
334 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
335 gcc_unreachable as appropriate.
336 (machopic_function_base_name, machopic_indirect_data_reference,
337 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
338 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
339 * config/rs6000/altivec.md (*mov<mode>_internal,
340 build_vector_mask_for_load): Likewise.
341 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
342 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
343 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
344 * config/rs6000/predicates.md (easy_fp_constant,
345 logical_operand): Likewise.
346 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
347 compute_save_world_info, rs6000_emit_prologue,
348 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
349 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
352 2005-05-03 Uros Bizjak <uros@kss-loka.si>
355 * convert.c (convert_to_integer): Convert ceil and floor in
358 2005-04-29 Geoffrey Keating <geoffk@apple.com>
361 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
362 define_insn_and_split. Split only when memory operand is
363 offsettable. Use adjust_address rather than plus_constant.
364 (floatunssidf2_internal): Likewise.
365 (fix_truncdfsi2_internal): Split only when memory operand is
366 offsettable. Use adjust_address rather than plus_constant.
367 (fix_trunctfsi2_internal): Likewise.
368 (floatsidf2_internal): Likewise.
370 2005-05-02 Diego Novillo <dnovillo@redhat.com>
372 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
373 (set_value_range_to_null): Likewise.
374 (set_value_range_to_varying): New function. Use it in all
375 call sites that used to call set_value_range (vr, VR_VARYING, ...).
376 (extract_range_from_assert): If the integral type has a
377 super-type, and LIMIT is not within MIN and MAX values of that
378 type, set the resulting range to VR_VARYING.
380 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
382 * config/mmix/mmix.opt: New file.
383 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
384 (mmix_cc1_ignored_option): Don't declare.
385 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
386 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
387 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
388 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
389 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
390 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
391 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
392 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
394 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
395 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
396 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
398 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
401 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
402 * c-decl.c (current_function_prototype_built_in,
403 current_function_prototype_arg_types): New.
404 (merge_decls): Keep source location of prototype followed by
405 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
406 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
407 (start_function): Always set current_function_prototype_locus,
408 current_function_prototype_built_in and
409 current_function_prototype_arg_types. Check for external
410 prototype whether or not visible for external function and set
411 current_function_prototype_arg_types accordingly.
412 (store_parm_decls_oldstyle): Use
413 current_function_prototype_arg_types for checking old-style
414 definition against prototype. Give warnings only if
415 current_function_prototype_built_in).
417 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
419 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
420 (ggc_alloc_zone_stat): Don't define.
421 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
422 ggc_alloc_zone_pass_stat.
423 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
424 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
425 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
427 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
429 * calls.c (expand_call): Handle current_function_pretend_args_size
430 when checking for sibcalls.
432 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
434 PR tree-optimization/21294
435 * tree-vrp.c (vrp_expr_computes_nonzero): New.
436 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
438 2005-05-02 Janis Johnson <janis187@us.ibm.com>
441 * gcov-io.h: Declare gcov external functions hidden.
443 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
445 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
446 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
447 Use VEC instead of VARRAY.
450 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
453 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
455 * c-common.c (resolve_overloaded_builtin): Forward to target
456 hook for BUILT_IN_MD built-ins.
457 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
458 for all types of built-in.
459 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
460 in the definition of the target hooks struct.
461 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
462 * config/rs6000/altivec.h: Rewritten.
463 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
464 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
465 rs6000_builtin_type, rs6000_builtin_type_compatible,
466 altivec_overloaded_builtins, rs6000_builtin_type,
467 rs6000_builtin_type_compatible): New.
468 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
470 (def_builtin): Turn into a function. Check for duplicates and store
471 the builtin into rs6000_builtin_decls.
472 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
473 bdesc_1arg): Add overloaded builtins.
474 (altivec_expand_builtin): Check for unresolved overloaded builtins,
475 do not support ALTIVEC_COMPILETIME_ERROR.
476 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
477 nodes to represent front-end types.
478 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
479 with opaque arguments and/or return values.
480 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
481 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
482 (rs6000_builtin_type_index): New.
483 (is_ev64_opaque_type): Rename to...
484 (rs6000_is_opaque_type): ... this.
485 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
488 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
490 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
493 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
494 Bernd Schmidt <bernd.schmidt@analog.com>
496 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
497 print_address_operand, print_operand, legitimize_pic_address,
498 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
499 output_pop_multiple): Use gcc_assert or gcc_unreachable as
501 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
503 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
505 * doc/passes.texi: Document vectorization pass.
507 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
509 * tree-scalar-evolution.c (get_exit_conditions_rec,
510 select_loops_exit_conditions,
511 number_of_iterations_for_all_loops,
512 analyze_scalar_evolution_for_all_loop_phi_nodes,
513 scev_analysis): Use VEC instead of VARRAY.
515 2005-05-02 Michael Matz <matz@suse.de>
518 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
519 (warn_strict_null_sentinel): Define.
520 (check_function_sentinel): Check for null_node as valid sentinel too.
521 * c-common.h (c_tree_index): Added CTI_NULL.
522 (null_node) Define global_tree[CTI_NULL].
523 (warn_strict_null_sentinel): Declare.
524 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
525 * c.opt: (Wstrict-null-sentinel): New C++ option.
526 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
528 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
530 * gimplify.c (gimplify_compound_lval): Use VEC instead of
533 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
535 * dwarf2out.c (decl_scope_table, push_decl_scope,
536 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
539 2005-05-01 Mark Mitchell <mark@codesourcery.com>
542 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
544 * doc/cpp.texi (__DEPRECATED): Document.
545 (__EXCEPTIONS): Likewise.
546 (__GXX_WEAK__): Likewise.
548 * function.c (INVOKE__main): Do not define.
549 (expand_main_function): Check HAS_INIT_SECTION when determining
550 whether or not to call __main.
552 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
554 * tree-ssa-loop-ivopts.c: Fix a comment typo.
556 2005-01-05 Paul Brook <paul@codesourcery.com>
558 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
559 (INITIALIZE_TRAMPOLINE): Use it.
560 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
561 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
562 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
564 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
566 * doc/install.texi (Specific): Omit dots in the @anchors names
567 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
568 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
570 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
572 PR tree-optimization/18316
573 PR tree-optimization/19126
574 * tree.c (build_int_cst_type): Avoid shift by size of type.
575 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
577 * tree-scalar-evolution.h (simple_iv): Declaration changed.
578 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
580 (dump_cand): Dump depends_on information.
581 (determine_biv_step): Add argument to simple_iv call.
582 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
583 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
585 (add_candidate_1): Record depends_on for candidates.
586 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
587 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
588 Handle ivs with nonconstant step.
589 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
590 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
591 (create_new_iv): Unshare the step before passing it to create_iv.
592 (free_loop_data): Free cand->depends_on.
593 (build_addr_strip_iref): New function.
594 (find_interesting_uses_address): Use build_addr_strip_iref.
595 (strip_offset_1): Split the recursive part from strip_offset.
596 Strip constant offset component_refs and array_refs.
597 (strip_offset): Split the recursive part to strip_offset_1.
598 (add_address_candidates): Removed.
599 (add_derived_ivs_candidates): Do not use add_address_candidates.
600 (add_iv_value_candidates): Add candidates with stripped constant
601 offset. Consider all candidates with initial value 0 important.
602 (struct affine_tree_combination): New.
603 (aff_combination_const, aff_combination_elt, aff_combination_scale,
604 aff_combination_add_elt, aff_combination_add,
605 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
606 fold_affine_sum): New functions.
607 (get_computation_at): Use fold_affine_sum.
608 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
609 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
612 2005-04-30 Michael Matz <matz@suse.de>
614 * config/i386/i386.md (movmemsi): Also active when
615 TARGET_INLINE_ALL_STRINGOPS.
617 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
620 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
622 2005-04-30 Paul Brook <paul@codesourcery.com>
624 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
626 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
627 * config/arm/ieee754-sf.S: Ditto.
628 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
629 (FUNC_ALIAS): Use .thumb_set for thumb routines.
631 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
633 * tree-ssanames.c: Fix a comment typo.
634 * doc/options.texi: Fix a typo.
636 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
638 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
639 gcc_unreachable as appropriate.
640 (split_adds_subs, cond_string, print_operand,
641 h8300_initial_elimination_offset, h8300_classify_operand,
642 h8300_unary_length, h8300_short_immediate_length,
643 h8300_bitfield_length, h8300_binary_length,
644 h8300_insn_length_from_table, compute_mov_length, output_plussi,
645 compute_plussi_length, compute_plussi_cc, output_logical_op,
646 compute_logical_op_length, compute_logical_op_cc,
647 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
648 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
649 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
650 h8300_regs_ok_for_stm): Likewise.
651 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
652 monitor_prologue): Likewise.
654 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
656 * loop-invariant.c (invariants, create_new_invariant,
657 get_inv_cost, best_gain_for_invariant,
658 find_invariants_to_move, move_invariants,
659 init_inv_motion_data, free_inv_motion_data): Use VEC instead
662 2005-04-29 Richard Henderson <rth@redhat.com>
664 * function.c (instantiate_decls): Remove valid_only argument.
665 (instantiate_decls_1, instantiate_decl): Likewise.
666 (instantiate_virtual_regs_1): Delete.
667 (instantiate_virtual_regs_lossage): Delete.
668 (instantiate_virtual_regs_in_rtx): New.
669 (safe_insn_predicate): New.
670 (instantiate_virtual_regs_in_insn): New.
671 (instantiate_virtual_regs): Update to match all that. Only run
672 instantiate_decls once.
674 2005-04-29 Richard Henderson <rth@redhat.com>
675 Daniel Jacobowitz <dan@codesourcery.com>
677 * gengtype.c (write_func_for_structure): Split out ...
678 (output_type_enum): ... new function. Fix thinko accessing
679 TYPE_PARAM_STRUCT data.
681 2005-04-29 Tom Tromey <tromey@redhat.com>
683 * tree.c (build_block): Removed unused 'tags' argument.
684 * tree.h (build_block): Removed argument.
686 2005-04-29 Michael Matz <matz@suse.de>
688 PR rtl-optimization/21144
689 * postreload.c (reload_cse_move2add): Check for VOIDmode.
691 2005-04-29 Bob Wilson <bob.wilson@acm.org>
693 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
696 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
698 PR tree-optimization/21030
699 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
700 ranges where VR->MAX is smaller than VR->MIN.
702 2005-04-29 Devang Patel <dpatel@apple.com>
704 PR tree-optimization/21272
705 PR tree-optimization/21266
706 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
708 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
710 * tree-flow-inline.h: Fix a comment typo.
711 * doc/tree-ssa.texi: Fix a typo.
713 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
715 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
717 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
718 gcc_unreachable as appropriate.
719 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
720 fr30_print_operand, fr30_move_double): Likewise.
721 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
723 2005-04-29 Mark Mitchell <mark@codesourcery.com>
725 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
726 definition has already been provided.
727 (ARM_EABI_DTORS_SECTION_OP): Likewise.
728 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
729 (ARM_EABI_DTORS_SECTION_OP): Likewise.
731 2005-04-29 Jim Tison <jtison@us.ibm.com>
733 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
734 trace hooks calls to improve performance.
736 2005-04-29 Julian Brown <julian@codesourcery.com>
737 Mark Mitchell <mark@codesourcery.com>
738 Paul Brook <paul@codesourcery.com>
740 * crtstuff.c: Handle targets that use .init_array.
741 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
742 that INVOKE__main is set correctly.
743 (expand_main_function): Test INVOKE__main.
744 * libgcc2.c: Do not define __main when using .init_array.
745 * config/arm/arm.c (arm_elf_asm_constructor): New function.
746 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
748 (DTORS_SECTION_ASM_OP): Likewise.
749 (CTOR_LIST_BEGIN): Define specially when in libgcc.
750 (CTOR_LIST_END): Likewise.
751 (DTOR_LIST_BEGIN): Likewise.
752 (DTOR_LIST_END): Likewise.
753 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
754 (FINI_SECTION_ASM_OP): Likewise.
755 (INIT_ARRAY_SECTION_ASM_OP): Define.
756 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
757 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
758 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
759 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
760 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
762 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
764 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
765 gcc_assert and gcc_unreachable as appropriate.
766 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
767 const_int_cost, output_move_const_into_data_reg,
768 output_move_qimode, output_move_double, find_addr_reg,
769 print_operand, print_operand_address): Likewise.
770 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
771 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
772 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
773 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
774 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
775 conditional_trap): Likewise.
776 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
778 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
780 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
781 gcc_unreachable as appropriate.
782 (gen_conditional_move, xtensa_split_operand_pair,
783 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
784 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
785 xtensa_copy_incoming_a7, xtensa_output_literal,
786 xtensa_output_literal, xtensa_output_literal): Likewise.
787 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
788 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
789 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
790 movsicc_internal1, movsfcc_internal0,
791 movsfcc_internal1): Likewise.
793 2005-04-28 James E Wilson <wilson@specifixinc.com>
795 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
796 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
798 2005-04-28 DJ Delorie <dj@redhat.com>
800 * opt-functions.awk (var_set): Emit proper initializer for
801 non-target bitfields.
803 2005-04-28 Devang Patel <dpatel@apple.com>
805 * dbxout.c (have_used_extensions): Remove.
806 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
807 have_used_extensions.
809 2005-04-28 James E Wilson <wilson@specifixinc.com>
811 * doc/install.texi: Update -enable-languages info. Correct path to
814 2005-04-28 DJ Delorie <dj@redhat.com>
816 * optc-gen.awk (END): Make sure no variable is defined more
818 * opth-gen.awk (END): Allocate bits on a per-variable basis.
819 Allow for bitfield variables other than target_flags.
820 * doc/options.text (Mask): Document that you may specify a
821 variable other than target_flags.
823 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
825 PR rtl-optimization/18877
826 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
829 2005-04-28 David Edelsohn <edelsohn@gnu.org>
832 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
834 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
835 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
836 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
838 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
840 * arm.c (legitimize_pic_address): Fix sense of assertion test for
841 creating pseudos when the base offset is too large.
843 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
845 * global.c (earlyclobber_regclass): Change the type to
847 (check_earlyclobber): Update uses of earlyclobber_regclass.
848 (mark_reg_use_for_earlyclobber): Likewise.
849 (calculate_local_reg_bb_info): Allocate and free
850 earlyclobber_regclass using the VEC API.
852 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
854 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
857 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
859 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
862 * config.gcc: Obsolete c4x-* and tic4x-*.
864 * tree.h (edge_def): Remove.
866 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
867 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
868 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
869 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
872 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
873 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
874 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
875 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
876 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
877 machmode.def, mips-tfile.c, params.c, pretty-print.c,
878 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
879 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
880 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
881 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
882 config/i386/cygming.h, config/i386/djgpp.h,
883 config/i386/lynx.h, config/i386/netware.c,
884 config/i386/winnt.c, config/ia64/ia64-c.c,
885 config/iq2000/iq2000.c, config/m32r/little.h,
886 config/m68k/m68k-protos.h, config/m68k/m68k.h,
887 config/m68k/m68k.md, config/mcore/mcore.c,
888 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
889 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
890 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
891 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
892 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
893 config/pdp11/pdp11.h, config/rs6000/darwin.h,
894 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
895 config/s390/2064.md, config/s390/2084.md,
896 config/s390/s390-modes.def, config/s390/s390-protos.h,
897 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
898 config/stormy16/stormy16.c, config/vax/vax-protos.h,
899 config/vax/vax.c, config/vax/vax.h,
900 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
903 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
905 * c-typeck.c (build_compound_expr): Correct logic in last change.
907 2005-04-27 James E. Wilson <wilson@specifixinc.com>
909 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
910 parameters. Replace conditional move code with assert checking for
911 ar.lc. Delete obsolete comments.
912 (set_src_needs_barrier): Delete cond parameter, and code using it.
913 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
914 assert checking for PR_REGS. Fix calls to update_set_flags and
915 set_src_needs_barrier.
916 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
917 callers. Rewrite explanatory comment before the function.
918 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
921 2005-04-27 Mike Stump <mrs@apple.com>
923 * doc/cpp.texi: gcc now implements universal character names.
925 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
928 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
929 being a compound expression whose right-hand side is cast to void.
931 2005-04-27 Caroline Tice <ctice@apple.com>
933 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
934 Remove targetm.have_named_sections test.
935 (fix_edges_for_rarely_executed_code): Likewise.
936 (insert_section_boundary_note): Likewise.
937 (reorder_basic_blocks): Check partitioning flag before calling
938 verify_hot_cold_block_grouping.
939 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
940 the function struct rather than global variables.
941 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
942 (COLD_END_LABEL): Likewise
943 (cold_text_section_label): New static global variable.
944 (cold_end_label): Likewise.
945 (dwarf2out_switch_text_section): Get hot/cold section labels from
946 the function struct rather than global variables; test to make sure
948 (output_aranges): Use cold_text_section_label and cold_end_label;
949 check partitioning flag before putting out delta.
950 (output_ranges): Remove incorrect code attempting to use
952 (output_line_info): Get cold section label from function struct; test
953 to make sure cfun is defined.
954 (add_location_or_const_value_attribute): Likewise.
955 (dwarf2out_var_location): Likewise.
956 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
957 write out cold_text_section_label if partition flag is set.
958 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
959 * function.h (struct function): Add new fields to point to hot/cold
960 section labels: hot_section_label, cold_section_label,
961 hot_section_end_label and cold_section_end_label; also add new field
962 for cold text section name, unlikely_text_section_name.
963 * opts.c (decode_options): Turn off partitioning flag if
964 !targetm.have_named_sections.
965 * output.h (hot_section_label): Remove.
966 (hot_section_end_label): Remove.
967 (cold_section_end_label): Remove.
968 (unlikely_section_label): Remove.
969 (unlikely_text_section_name): Remove.
970 * passes.c (rest_of_handle_final): Remove extra blank line.
971 * varasm.c (unlikely_section_label): Remove.
972 (hot_section_label): Remove.
973 (hot_section_end_label): Remove.
974 (cold_section_end_label): Remove.
975 (unlikely_text_section_name): Remove.
976 (initialize_cold_section_name): Modify to call
977 targetm.strip_name_encoding; to store cold section name in current
978 function struct, if it exists; and to only use the decl_section_name
979 if flag_named_sections is true.
980 (unlikely_text_section): Modify to get section name out of current
981 function struct, if there is one; otherwise build it from
982 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
983 (in_unlikely_text_section): Likewise.
984 (named_section): Modify to get/put cold section name in current function
985 struct, if there is one.
986 (function_section): Change 'bool unlikely' to 'int reloc'; check
987 targetm.have_named_sections before calling named_section.
988 (current_function_section): Likewise.
989 (assemble_start_function): Modify to get/put unlikely_text_section_name
990 in current function struct; modify to get hot/cold section labels
991 from function struct; initialize labels using
992 ASM_GENERATE_INTERNAL_LABEL;
993 test partitioning flag before writing out hot section label.
994 (assemble_end_function): Test partitioning flag before writing out
995 hot/cold section labels.
996 (default_section_type_flags_1): Get cold text section name from
997 function struct if there is one; Set flags correctly for
998 cold text section if there is not a current function struct.
1000 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1002 * tree-ssa-propagate.c (set_rhs): Revert last change.
1004 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1006 * explow.c (convert_memory_address): Add gcc_assert.
1008 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1010 * configure.ac: Check for ld --sysroot support.
1011 * gcc.c: Document %R specifier for specs.
1012 (SYSROOT_SPEC): New macro.
1013 (sysroot_spec): New variable.
1014 (static_specs): Add sysroot_spec.
1015 (main): Pass the sysroot spec to the linker if appropriate.
1016 * configure: Regenerated.
1017 * config.in: Likewise.
1019 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1021 * fold-const.c (fold_binary): Use build_fold_addr_expr
1022 for address calculation and INDIRECT_REF handling.
1024 2005-04-27 Andrew Haley <aph@redhat.com>
1026 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1028 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1030 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1031 pointer when thumb backtracing is on.
1033 * config/fp-bit.c (abort): Revert change.
1035 2005-04-27 Ian Lance Taylor <ian@airs.com>
1037 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1039 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1041 * tree-ssa-dce.c: Fix a comment typo.
1043 2005-04-27 David S. Miller <davem@davemloft.net>
1045 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1046 Kill setjmpless_size. current_function_calls_setjmp is completely
1047 computed when we are called, so just use the optimized size value
1048 instead of using REG_SAVE_AREA notes.
1049 (optimize_save_area_alloca): Delete....
1050 * rtl.h (optimize_save_area_alloca): Likewise...
1051 * passes.c (rest_of_compilation): and don't call it any more.
1052 * reg-notes.def (SAVE_AREA): Delete.
1054 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1056 * config/fp-bit.c (abort): Add noreturn attribute.
1058 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1059 gcc_unreachable as appropriate.
1060 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1061 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1062 ASM_OUTPUT_REG_POP): Likewise.
1064 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1066 * tree-complex.c (expand_vector_operations_1): Do not build
1067 VIEW_CONVERT_EXPR's for the lhs.
1069 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1071 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1072 unnecessary noncanonical RTL handling.
1073 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1074 gcc_assert and gcc_unreachable.
1076 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1077 gcc_unreachable as appropriate.
1078 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1079 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1080 use_return_insn, const_ok_for_op, arm_gen_constant,
1081 arm_canonicalize_comparison, legitimize_pic_address,
1082 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1083 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1084 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1085 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1086 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1087 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1088 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1089 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1090 output_call, output_mov_long_double_fpa_from_arm,
1091 output_mov_long_double_arm_from_fpa,
1092 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1093 output_move_double, arithmetic_instr, shift_op, int_log2,
1094 output_return_instruction, arm_output_function_prologue,
1095 arm_output_epilogue, arm_output_function_epilogue,
1096 emit_multi_reg_push, arm_get_frame_offsets,
1097 arm_compute_initial_elimination_offset, arm_expand_prologue,
1098 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1099 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1100 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1101 thumb_compute_initial_elimination_offset,
1102 thumb_output_function_prologue, thumb_load_double_from_address,
1103 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1104 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1105 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1106 * config/arm/arm.md (thumb_extendhisi2,
1107 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1108 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1109 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1110 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1111 * config/arm/cirrus.md (*cirrus_arm_movdi,
1112 *cirrus_movdf_hard_insn): Likewise.
1113 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1115 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1117 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1118 (num_ssa_names): Use VEC_length.
1119 (ssa_names): Use VEC_index.
1120 * tree-ssanames.c (ssa_names): Change the type to
1122 (init_ssanames, fini_ssa_names, make_ssanames,
1123 release_ssa_name): Update uses of ssa_names.
1125 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1126 Use fold_buildN instead of fold (buildN (...)).
1128 2005-04-27 Devang Patel <dpatel@apple.com>
1130 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1132 2005-04-27 Matt Thomas <matt@3am-software.com>
1133 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1135 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1136 (vax_output_mi_thunk): Ditto.
1137 (vax_notice_cc_update): Ditto.
1138 (INDEX_REGISTER_P): Add trailing \.
1139 (BASE_REGISTER_P): Add trailing \.
1140 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1142 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1144 * tree-ssa-propagate.c (set_rhs): Check operand of
1145 ADDR_EXPR for gimpliness, too.
1147 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1149 * tree-ssa-pre.c: Fix a comment typo.
1151 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1153 PR tree-optimization/21171
1154 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1155 record address uses if the reference is volatile.
1157 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1159 * tree-complex.c (expand_vector_operation): New, extracted from
1160 expand_vector_operations_1.
1161 (tree_vec_extract): Build a NOP_EXPR.
1162 (expand_vec_parallel): Do not care about returning the correct type.
1163 (expand_vector_operations_1): Call expand_vector_operation.
1164 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1166 * tree-complex.c (gate_expand_vector_operations): New.
1167 (pass_lower_vector_ssa): Use it.
1168 * tree-optimize.c (init_tree_optimization_passes): Include
1169 pass_lower_vector_ssa.
1170 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1171 (vectorizable_operation): Use it.
1172 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1173 integer modes for the vector type.
1175 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1176 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1177 Do not cope with UNITS_PER_SIMD_WORD == 0.
1178 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1179 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1180 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1181 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1182 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1183 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1184 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1186 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1187 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1188 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1190 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1191 (UNITS_PER_SIMD_WORD): New.
1193 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1195 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1196 gcc_unreachable as appropriate.
1197 (ia64_expand_load_address, ia64_expand_tls_address,
1198 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1199 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1200 next_scratch_gr_reg, ia64_initial_elimination_offset,
1201 ia64_expand_prologue, ia64_expand_epilogue,
1202 ia64_output_dwarf_dtprel, ia64_print_operand,
1203 ia64_register_move_cost, first_instruction, rws_access_regno,
1204 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1205 ia64_sched_init, ia64_variable_issue,
1206 ia64_first_cycle_multipass_dfs_lookahead_guard,
1207 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1208 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1209 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1210 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1211 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1212 * config/ia64/predicates.md (got_symbolic_operand,
1213 sdata_symbolic_operand): Likewise.
1214 * config/ia64/vect.md (vcondv2sf): Likewise.
1216 2005-04-27 Matt Thomas <matt@3am-software.com>
1218 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1219 CONSTANT_ADDRESS_P in config/vax/vax.h
1220 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1221 (INDEX_REGISTER_P): New.
1222 (BASE_REGISTER_P): New.
1223 (indirectable_constant_address_p): New. Adapted from
1224 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1225 (indirectable_address_p): New. Adapted from
1226 INDIRECTABLE_ADDRESS_P in vax.h.
1227 (nonindexed_address_p): New. Adapted from
1228 GO_IF_NONINDEXED_ADDRESS in vax.h.
1229 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1230 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1231 (legitimate_address_p): New. Adapted from
1232 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1233 (vax_mode_dependent_address_p): New. Adapted from
1234 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1235 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1236 legitimate_constant_address_p.
1237 (CONSTANT_P): Use legitimate_constant_p.
1238 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1239 (INDIRECTABLE_ADDRESS_P): Removed.
1240 (GO_IF_NONINDEXED_ADDRESS): Removed.
1241 (INDEX_TEMP_P): Removed.
1242 (GO_IF_REG_PLUS_INDEX): Removed.
1243 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1244 definitions, depending on whether REG_OK_STRICT is defined.
1245 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1246 Two definitions, depending on whether REG_OK_STRICT is defined.
1247 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1249 (legitimate_constant_p): Prototype added.
1250 (legitimate_address_p): Prototype added.
1251 (vax_mode_dependent_address_p): Prototype added.
1253 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1255 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1257 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1260 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1263 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1266 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1267 assertion failures, if __gcc_host_wide_int__ is not properly
1269 (init_dynamic_diag_info): Give errors, not assertion failures, if
1270 location_t, tree or __gcc_host_wide_int__ are not properly
1273 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1275 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1276 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1277 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1278 prepare_decl_rtl, free_loop_data,
1279 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1282 * tree.h (tree_phi_node): Add a comment about the order of PHI
1285 2005-04-26 Paul Brook <paul@codesourcery.com>
1287 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1289 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1291 * config/mips.mips.c (mips_legitimize_tls_address): Use
1294 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1295 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1296 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1298 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1301 2005-04-26 Jeff Law <law@redhat.com>
1303 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1304 (op_iter_init_must_and_may_def): Likewise.
1305 (unmodifiable_var_p): Move to a later point in the file.
1306 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1307 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1308 (dse_record_phis): Directly check for virtual operands rather than
1309 using need_imm_uses_for.
1310 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1311 store has multiple V_{MAY,MUST}_DEF operands.
1313 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1315 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1318 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1320 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1321 call to find_edge outside a loop to go through a PHI chain.
1323 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1325 PR tree-optimization/17598
1326 * fold-const.c (fold_binary): Fold comparisons of addresses
1327 of COMPONENT_REFs which reference the same field to
1328 comparisons of the addresses of the base objects.
1330 2005-04-26 Julian Brown <julian@codesourcery.com>
1332 * config/arm/arm.c (arm_return_in_msb): New function.
1333 (arm_must_pass_in_stack): New function.
1334 (TARGET_RETURN_IN_MSB): Define target hook.
1335 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1336 (arm_function_value): Pad small aggregate return.
1337 (arm_pad_arg_upward): New function.
1338 (arm_pad_reg_upward): New function.
1339 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1340 (FUNCTION_ARG_PADDING): Define macro.
1341 (BLOCK_REG_PADDING): Define macro.
1342 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1343 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1344 (arm_pad_reg_upward): Declare function.
1346 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1348 * basic-block.h (ei_cond): New.
1349 (FOR_EACH_EDGE): Call ei_cond.
1351 PR tree-optimization/21047
1352 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1353 (fold): Don't handle ASSERT_EXPR.
1355 2005-04-25 Roger Sayle <roger@eyesopen.com>
1357 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1358 all writes to any stack register as a read/write dependency on
1360 (sched_analyze_2): Likewise, for reads from any stack register.
1362 2005-04-25 Richard Henderson <rth@redhat.com>
1364 * final.c (output_addr_const): Revert 2005-04-09 change.
1366 2005-04-25 Mike Stump <mrs@apple.com>
1368 * config/darwin.c (darwin_encode_section_info): Always set
1369 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1371 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1373 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1374 gensupport.c, protoize.c, toplev.c: Replace calls to
1375 `unlock_stream' with `unlock_std_streams'.
1377 2005-04-25 Devang Patel <dpatel@apple.com>
1379 * dbxout.c (dbxout_type): Emit attribute vector.
1381 2005-04-05 Paul Brook <paul@codesourcery.com>
1383 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1384 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1385 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1386 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1387 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1388 (register_dtor_fn): Likewise.
1389 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1391 2005-04-25 Ian Lance Taylor <ian@airs.com>
1393 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1394 * c-common.h (EXPR_STMT_EXPR): Don't define.
1395 (c_common_stmt_codes): Don't define.
1396 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1397 * c-gimplify.c (gimplify_expr_stmt): Remove.
1398 (c_gimplify_expr): Remove EXPR_STMT case.
1399 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1400 to INIT_STATEMENT_CODES.
1401 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1403 2005-04-25 Jan Hubicka <jh@suse.cz>
1405 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1407 * except.c: Include diagnostic.h
1408 (dump_eh_tree, verify_eh_tree): New functions.
1409 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1410 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1411 (dump_function_to_file): dump eh tree.
1412 * tree-eh.c (mark_eh_edge): New function.
1413 (mark_eh_edge_found_error): New static variable.
1414 (verify_eh_edges): New function.
1416 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1418 * tree-ssa-alias.c (fieldoff_t): Remove.
1419 (fieldoff_s): typedef the structure itself. Create a vector of
1421 (push_fields_onto_fieldstack): Return count of fields pushed.
1422 Remove peeling of first field. Adjust.
1423 (fieldoff_compare): Adjust.
1424 (create_overlap_variables_for): Adjust.
1426 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1428 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1430 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1433 * doc/install.texi: Document correct assembler and linker to use
1434 on i?86-*-solaris2.10.
1436 2005-04-25 Steven Bosscher <stevenb@suse.de>
1438 Fix PR tree-optimization/21173
1440 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1441 Unshare expression we pass to force_gimple_operand.
1443 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1444 Stephen Clarke <stevec@superh.com>
1445 Roger Sayle <roger@eyesopen.com>
1447 PR rtl-optimization/20413
1448 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1449 VOIDmode for LABEL_REF.
1450 * final.c (shorten_branches): Likewise.
1451 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1452 * loop.c (reg_dead_after_loop): Likewise.
1453 * varasm.c (decode_addr_const): Likewise.
1454 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1456 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1458 * config.gcc (avr-*-*): Remove redundant "case".
1460 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1462 * tree-vect-analyze.c (vect_mark_relevant): Take
1463 VEC(tree,heap) instead of varray_type as an argument.
1464 (vect_mark_stmts_to_be_vectorized): Change the type of
1465 worklist to VEC(tree,heap). Adjust uses of worklist.
1467 2005-04-24 Devang Patel <dpatel@apple.com>
1469 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1471 2005-04-24 Ian Lance Taylor <ian@airs.com>
1473 * c-semantics.c (build_stmt): Remove test of specific tree codes
1474 for TREE_SIDE_EFFECTS handling.
1476 2005-04-24 Per Bothner <per@bothner.com>
1478 * c-opts.c (finish_options): Make the line-number of the <built-in>
1479 location 0, as assumed elsewhere, rather than 1.
1481 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1483 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1485 (tree_ssa_uncprop, uncprop_finalize_block,
1486 uncprop_initialize_block): Update uses of equiv_stack.
1488 2005-04-24 Richard Henderson <rth@redhat.com>
1491 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1492 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1494 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1495 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1496 <DIV, MOD>: Likewise.
1498 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1500 * collect2.c (main): Unlock the stdio streams.
1501 * gcc.c (main): Likewise.
1502 * gcov-dump.c (main): Likewise.
1503 * gcov.c (main): Likewise.
1504 * gen-protos.c (main): Likewise.
1505 * gensupport.c (init_md_reader_args_cb): Likewise.
1506 * protoize.c (main): Likewise.
1507 * toplev.c (general_init): Likewise.
1509 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1512 * cgraph.h (cgraph_local_info): Add vtable_method field.
1513 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1514 and node is vtable_method, finalized and not reachable, don't do
1517 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1519 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1521 * tree-ssa-pre.c (create_value_expr_from): Use
1522 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1523 * tree-ssa-propagate.c (stmt_makes_single_load,
1524 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1525 * tree-vect-transform.c (vect_is_simple_cond): Use
1527 * tree-vrp.c (extract_range_from_assert,
1528 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1531 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1532 of tpa_to_clear to VEC(int,heap). Update uses of
1533 tpa_to_clear. Free tpa_to_clear at the end.
1535 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1537 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1540 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1542 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1543 and gcc_unreachable as appropriate.
1544 (num_insns_constant, output_vec_const_move,
1545 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1546 rs6000_emit_set_const, rs6000_emit_move,
1547 spe_build_register_parallel, function_arg,
1548 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1549 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1550 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1551 rs6000_common_init_builtins, expand_block_clear,
1552 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1553 extract_ME, rs6000_get_some_local_dynamic_name,
1554 rs6000_output_function_entry, print_operand,
1555 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1556 output_cbranch, output_e500_flip_gt_bit,
1557 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1558 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1559 compute_save_world_info, rs6000_stack_info,
1560 rs6000_emit_load_toc_table, rs6000_frame_related,
1561 spe_synthesize_frame_save, rs6000_emit_epilogue,
1562 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1563 output_function_profiler, rs6000_trampoline_size,
1564 rs6000_initialize_trampoline, find_addr_reg,
1565 rs6000_machopic_legitimize_pic_address,
1566 rs6000_initial_elimination_offset,
1567 rs6000_dbx_register_number): Likewise.
1568 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1569 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1570 *movti_power, *movti_string, call, call_value, sibcall,
1571 sibcall_value): Likewise.
1572 * config/rs6000/spe.md (*movdf_e500_double,
1573 *movv2si_internal): Likewise.
1574 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1577 2005-04-24 Richard Henderson <rth@redhat.com>
1580 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1581 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1582 Deny modes smaller than 4 bytes.
1583 * config/i386/i386-protos.h: Update.
1585 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1587 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1588 Switch h8300-*-rtems* to ELF.
1590 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1592 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1594 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1596 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1598 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1601 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1603 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1605 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1606 definitions of ssa names in condition. Split recusive part to ...
1607 (tree_simplify_using_condition_1): New function.
1608 (expand_simple_operations): New function.
1610 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1612 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1613 (find_interesting_uses_cond): Do not use integer_zerop and
1614 integer_nonzerop to check for integer constants.
1615 (set_use_iv_cost): Record the value field.
1616 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1617 determine_use_iv_cost_outer): Set the value field of the cost pair.
1618 (may_eliminate_iv): Do not return the comparison code.
1619 (iv_elimination_compare): New function.
1620 (determine_use_iv_cost_condition): Set the value field. Record
1621 noneliminable invariants correctly.
1622 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1624 2005-04-23 DJ Delorie <dj@redhat.com>
1626 * diagnostic.c (warning): Accept parameter to classify warning option.
1627 (warning0): New, for when a pointer to an error() like function is needed.
1628 * errors.c (warning): Likewise.
1629 * errors.h (warning, warning0): Adjust prototypes.
1630 * toplev.h (warning, warning0): Likewise.
1632 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1633 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1634 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1635 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1636 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1637 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1638 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1639 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1641 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1642 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1643 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1644 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1645 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1646 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1647 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1648 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1649 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1650 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1651 config/rs6000/aix52.h, config/rs6000/darwin.h,
1652 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1653 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1654 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1655 config/stormy16/stormy16.c, config/v850/v850-c.c,
1656 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1659 2005-04-23 Richard Henderson <rth@redhat.com>
1662 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1663 performing some integral scalar simplifications.
1665 2005-04-23 Richard Henderson <rth@redhat.com>
1668 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1669 simplifying CONST_VECTOR.
1671 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1673 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1674 heap as an argument. Update uses of stack.
1675 (calculate_live_on_entry): Allocate stack on heap.
1677 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1678 partition_link and tpa_nodes on heap.
1680 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1681 (mark_stmt_necessary, propagate_necessity,
1682 mark_really_necessary_kill_operand_phis): Update uses of
1684 (tree_dce_init): Allocate worklist using VEC_alloc.
1685 (tree_dce_done): Free worklist using VEC_free.
1687 2005-04-23 Mike Stump <mrs@apple.com>
1689 * config/darwin.c (machopic_indirection_name): Don't use
1691 (darwin_emit_unwind_label): Use user_label_prefix instead of
1694 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1696 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1698 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1700 * config.gcc <cris-*>: Specify .opt files.
1701 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1702 config/cris/linux.opt: New files.
1703 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1704 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1705 (TARGET_ELF): Override to 0.
1706 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1707 -melinux-stacksize=N.
1708 * config/cris/cris.c: (cris_handle_option): New function.
1709 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1710 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1711 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1712 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1713 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1714 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1715 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1716 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1717 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1718 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1719 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1720 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1721 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1722 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1723 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1724 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1725 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1726 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1727 (TARGET_LINUX): Define 0.
1728 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1729 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1730 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1731 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1732 (TARGET_LINUX): Override to 1.
1733 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1735 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1737 * haifa-sched.c (schedule_block): Fix thinko in previous
1738 assertification patch.
1740 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1742 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1743 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1744 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1745 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1746 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1747 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1748 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1750 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1751 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1752 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1753 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1754 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1755 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1756 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1757 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1758 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1759 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1760 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1761 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1762 (SUBTARGET_OPTIONS): Delete.
1763 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1764 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1765 instead of a string.
1766 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1767 (pa_cpu_string, pa_unix_string): Delete.
1768 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1769 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1771 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1772 (pa_handle_option): New function.
1773 (override_options): Remove handling of -march=, -mfixed-range=,
1774 -mschedule= and -munix=.
1775 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1776 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1777 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1778 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1779 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1780 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1781 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1783 * config/pa/pa.opt: New file.
1784 * config/pa/pa-hpux.opt: New file.
1785 * config/pa/pa-hpux1010.opt: New file.
1786 * config/pa/pa-hpux1111.opt: New file.
1787 * config/pa/pa64-hpux.opt: New file.
1789 2005-04-22 David S. Miller <davem@davemloft.net>
1791 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1792 integer when it's mode is VOIDmode not DImode.
1794 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1796 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1797 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1798 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1799 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1800 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1801 "bne- $-xxx" rather than local labels.
1802 (sync_lock_release<mode>): Add second operand.
1803 (lwsync): Use .long rather than a more meaningful opcode.
1804 * doc/md.texi (Standard Names): Add description of second
1805 parameter to sync_lock_test_and_set.
1807 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1809 PR tree-optimization/21088
1810 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1812 * tree-vrp.c (compare_values): Use fold_binary to compare
1813 pointers. Use boolean_type_node as the type of a comparison
1814 expression being folded.
1815 * tree.h: Add prototypes for fold_unary, fold_binary,
1818 * tree-ssa-dom.c: Fix formatting.
1820 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1822 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1823 * lambda-code.c (perfect_nestify): Mark virtual operands in
1824 the moved statement for renaming.
1825 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1826 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1827 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1828 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1829 * tree-flow.h (struct var_ann_d): Update comments.
1830 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1831 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1832 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1833 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1834 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1835 debug_names_replaced_by): Remove declarations.
1836 (delete_update_ssa, get_current_def, set_current_def): Declare.
1837 (rewrite_into_loop_closed_ssa): Add new argument. Update
1839 * tree-into-ssa.c: Include params.h.
1840 (old_virtual_ssa_names): Remove. Update all users.
1841 (need_to_replace_names_p): Remove. Update all users.
1842 (struct update_ssa_stats_d): Declare.
1843 (update_ssa_stats): New local.
1844 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1845 dump_tree_ssa_stats, debug_tree_ssa_stats,
1846 dump_update_ssa, debug_update_ssa,
1847 dump_names_replaced_by, debug_names_replaced_by): Declare.
1848 (get_current_def, set current_def): Make extern.
1849 (is_old_name, is_new_name): Protect against references
1850 past the end of the sets.
1851 (add_new_name_mapping): Assert that OLD and NEW are
1852 different SSA names for the same symbol.
1853 When adding a virtual mapping, update stats for virtual
1855 (insert_phi_nodes_for): If UPDATE_P is true, create the
1856 LHS of the new PHI by duplicating SSA name VAR.
1857 (insert_phi_nodes_1): Remove. Update all users.
1858 (insert_phi_nodes): Remove second argument. Update all
1860 (maybe_replace_use, maybe_replace_def): New.
1861 (rewrite_update_stmt): Call them.
1862 (mark_def_interesting): Remove calls to is_gimple_reg.
1863 (prepare_phi_args_for_update): Remove. Update all users.
1864 (prepare_block_for_update): Only process virtual operands
1865 and GIMPLE registers in normal form.
1866 (prepare_use_sites_for): New.
1867 (prepare_names_to_update): Rename from prepare_def_sites.
1868 Call prepare_use_sites_for.
1869 (dump_update_ssa): Rename from dump_repl_tbl.
1871 Show statistics for virtual mapping heuristic.
1872 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1873 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1874 (delete_update_ssa): Make extern.
1875 (mark_set_for_renaming): If the set is empty, do nothing.
1876 (release_ssa_name_after_update_ssa): Update comment.
1877 (insert_updated_phi_nodes_for): Do not remove existing
1878 PHI nodes for symbols.
1879 (switch_virtuals_to_full_rewrite_p): New.
1880 (switch_virtuals_to_full_rewrite): New.
1881 (update_ssa): Call them.
1882 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1883 for every statement before updating.
1884 If all the names in NEW_SSA_NAMES have been marked for
1885 removal, do nothing.
1886 Only start at the top of the CFG if there are symbols in
1888 (ssa_rewrite_finalize_block): Remove.
1889 (ssa_register_new_def): Remove.
1890 (ssa_rewrite_stmt): Remove.
1891 (ssa_rewrite_phi_arguments): Remove.
1892 (ssa_rewrite_initialize_block): Remove.
1893 (ssa_mark_def_sites): Remove.
1894 (ssa_mark_def_sites_initialize_block): Remove.
1895 (ssa_mark_phi_uses): Remove.
1896 (rewrite_ssa_into_ssa): Remove.
1897 * tree-phinodes.c (find_phi_node_for): Remove.
1898 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1900 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1901 Remove calls to verify_dominators and
1902 verify_loop_structure.
1903 (tree_unswitch_single_loop): Call update_ssa.
1904 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1907 (delete_tree_ssa): Assert that need_ssa_update_p returns
1909 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1910 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1911 free_new_names): Remove. Update all users.
1912 (rename_use_op): Call get_current_def.
1913 (rename_variables_in_bb): Do not handle any real or
1915 (slpeel_update_phis_for_duplicate_loop): Call
1916 get_current_def and set_current_def instead of using
1918 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1919 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1920 ssa_names_to_replace and delete_update_ssa.
1921 * doc/invoke.texi: Document --param min-virtual-mappings
1922 and --param virtual-mappings-ratio.
1924 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1926 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1927 for newly created PHI nodes.
1928 Call create_new_def_for for every new V_MAY_DEF and
1929 V_MUST_DEF on the copied statement.
1930 (struct ssa_name_map_entry): Remove.
1931 (ssa_name_map_entry_hash): Remove.
1932 (ssa_name_map_entry_eq): Remove.
1933 (allocate_ssa_names): Remove.
1934 (rewrite_to_new_ssa_names_def): Remove.
1935 (rewrite_to_new_ssa_names_use): Remove.
1936 (rewrite_to_new_ssa_names_bb): Remove.
1937 (rewrite_to_new_ssa_names): Remove.
1938 (tree_duplicate_sese_region): Remove variables ver,
1939 definitions, phi, ssa_name_map and bi.
1940 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1942 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1943 update_ssa instead of rewrite_ssa_into_ssa.
1944 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1946 (find_uses_to_rename_use): Add argument 'need_phis'.
1947 (find_uses_to_rename_stmt): Do not scan virtual operands.
1948 (find_uses_to_rename): Only scan PHI nodes for
1950 (rewrite_into_loop_closed_ssa): Call update_ssa.
1951 (check_loop_closed_ssa_use): Ignore virtual operands.
1952 (check_loop_closed_ssa_stmt): Likewise.
1953 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1955 (rename_variables, set_phi_def_stmts): Remove.
1956 (tree_duplicate_loop_to_header_edge): Reformat comment.
1957 Remove variables BB, I and DEFINITIONS.
1958 Call need_ssa_update_p.
1960 (lv_adjust_loop_header_phi): Reformat comment.
1961 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1962 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1963 mark_for_rewrite, unmark_all_for_rewrite,
1964 marked_ssa_names): Remove. Update all users.
1965 (release_ssa_name): If VAR has been registered for SSA
1966 updating, do nothing.
1967 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1968 (build_assert_expr_for): Call register_new_name_mapping.
1969 (insert_range_assertions): Update call to update_ssa.
1970 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1971 marked_for_rewrite_p, any_marked_for_rewrite_p,
1972 marked_ssa_names): Remove.
1974 2005-04-22 Jeff Law <law@redhat.com>
1976 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1977 (restore_currdefs_to_original_value): Likewise.
1978 (register_definitions_for_stmt): Likewise.
1979 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1980 for each variable. Do not allocate/free block_defs_stack either.
1981 Do not iterate if we just thread jumps. Only iterate if the
1982 tree_cleanup_cfg does useful work (temporary).
1983 (dom_opt_initialize_block): No longer push a marker on
1985 (dom_opt_finalize_block): Removal call to restore currdefs.
1986 Relax restrictions for recording edge equivalences.
1987 (record_equivalences_from_phis): No longer need to track
1989 (optimize_stmt): Similarly.
1990 (thread_across_edge): Simplify by removing the requirement that
1991 statements in the block we are threading through must be nops.
1992 (initialize_hash_element): Handle GOTO_EXPR.
1994 2005-04-22 David S. Miller <davem@davemloft.net>
1996 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1998 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1999 fix check on CONST_DOUBLE mode. It should be VOIDmode
2000 when it is representing an integer.
2002 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2004 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2005 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2006 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2007 find_char_info_specifier_index,
2008 find_length_info_modifier_index): Likewise.
2009 * c-typeck.c (composite_type, pop_init_level): Likewise.
2010 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2011 * cse.c (cse_insn): Likewise
2012 * dominance.c (calc_dfs_tree): Likewise
2013 dwarf2out.c (loc_descriptor_from_tree_1,
2014 add_abstract_origin_attribute, force_decl_die,
2015 force_type_die): Likewise
2016 emit-rtl.c (operand_subword_force): Likewise
2017 explow.c (hard_function_value): Likewise
2018 expmed.c (store_bit_field, expand_divmod,
2019 emit_store_flag_force): Likewise
2020 expr.c (emit_move_multi_word, store_expr,
2021 expand_expr_real_1): Likewise
2022 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2023 output_operand): Likewise
2024 flow.c (recompute_reg_usage): Likewise
2025 * function.c (assign_stack_temp_for_type, assign_temp,
2026 handle_epilogue_set): Likewise
2027 * genextract.c (main): Likewise
2028 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2029 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2030 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2031 ready_remove, rm_line_notes, rm_other_notes,
2032 schedule_block): Likewise
2033 mips-tfile.c (copy_object, out_of_bounds): Likewise
2035 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2038 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2039 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2040 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2041 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2043 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2045 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2047 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2048 (gcc_tree_to_linear_expression): Convert to heap allocated
2050 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2051 lbv_to_gcc_expression, lle_to_gcc_expression,
2052 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2053 perfect_nestify): Likewise.
2054 lambda.h (gcc_loopnest_to_lambda_loopnest,
2055 lambda_loopnest_to_gcc_loopnest): Likewise.
2056 tree-loop-linear.c (linear_transform_loops): Likewise.
2058 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2060 * config/sparc/predicates.md (arith_double_operand): Use
2061 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2062 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2063 (DImode, DFmode constant splitters): Likewise. Remove code for
2064 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2065 (logical constant splitters): Use const_int_operand predicate.
2066 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2067 HOST_BITS_PER_WIDE_INT < 64.
2069 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2071 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2072 gcc_unreachable as appropriate.
2073 (force_mode, emit_move_sequence, singlemove_string,
2074 output_move_double, output_fp_move_double, find_addr_reg,
2075 output_block_move, output_block_clear, output_and,
2076 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2077 pa_adjust_cost, pa_issue_rate, print_operand,
2078 output_global_address, output_arg_descriptor, output_cbranch,
2079 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2080 output_call): Likewise.
2081 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2082 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2084 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2086 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2087 _gcov_pow2_profiler and _gcov_one_value_profiler.
2088 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2089 (GTFILES): Add $(srcdir)/tree-profile.c.
2090 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2091 __gcov_one_value_profiler): Declare.
2092 * gimplify.c (force_gimple_operand): Check whether the statements
2093 should be produced in ssa form.
2094 (force_gimple_operand_bsi): New function.
2095 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2096 __gcov_one_value_profiler): New functions.
2097 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2098 the profiled value is a power of two or not.
2099 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2100 * tree-flow.h (in_ssa_p): Declare.
2101 (force_gimple_operand_bsi): Declare.
2102 * tree-into-ssa.c (in_ssa_p): New variable.
2103 (rewrite_into_ssa): Set in_ssa_p.
2104 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2105 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2106 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2107 tree_one_value_profiler_fn): New variables.
2108 (tree_init_edge_profiler): Initialize the profiler function decls.
2109 (tree_gen_edge_profiler): Use global gcov_type_node.
2110 (prepare_instrumented_value): New function.
2111 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2112 tree_gen_one_value_profiler): Call the library functions instead of
2113 creating instrumentation code.
2114 * tree.c (build_fn_decl): New function.
2115 * tree.h (build_fn_decl): Declare.
2116 * value-prof.c (rtl_divmod_values_to_profile,
2117 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2118 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2119 Do not handle may_be_other and precise values of exponents at pow2
2121 (tree_mod_subtract_transform): Reflect that value field of
2122 histogram has changed meaning.
2123 (tree_divmod_values_to_profile): Record the values correctly.
2124 (tree_values_to_profile): Update comment.
2125 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2127 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2129 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2132 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2134 * config/i386/i386.md (length_immediate): Use gcc_assert or
2135 gcc_unreachable, as appropriate.
2136 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2137 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2138 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2139 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2140 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2141 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2142 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2143 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2144 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2145 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2146 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2147 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2148 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2149 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2150 *prefetch_sse_rex): Likewise.
2151 * config/i386/predicates.md (x86_64_immediate_operand,
2152 x86_64_zext_immediate_operand, symbolic_operand,
2153 no_seg_address_operand, aligned_operand,
2154 memory_displacement_operand): Likewise.
2155 * config/i386/sse.md (*mov<mode>_internal,
2156 *movv2df_internal): Likewise.
2158 2005-04-22 Jan Hubicka <jh@suse.cz>
2160 * Makefile.in (ipa.o, ipa-inline.o): New files.
2161 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2162 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2163 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2164 * cgraphunit.c (cgraph_default_inline_p,
2165 cgraph_decide_inlining_incrementally, ncalls_inlined,
2166 nfunctions_inlined, initial_insns, overall_insns,
2167 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2168 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2169 cgraph_mark_inline, cgraph_check_inline_limits,
2170 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2171 update_callee_keys, lookup_recursive_calls,
2172 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2173 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2174 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2175 pass_ipa_inline): Move to ipa-inline.c
2176 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2178 * ipa-inline.c: New file.
2180 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2182 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2183 is turned off by default on Solaris.
2185 2005-04-21 Roger Sayle <roger@eyesopen.com>
2187 * c-common.h (objc_build_method_signature): Update prototype.
2188 * stub-objc.c (objc_build_method_signature): Update the stub
2189 implementation to accept and ignore additional parameter.
2190 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2191 the value of ellipsis to objc_build_method_signature instead
2192 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2194 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2196 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2197 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2198 gen_rtx_* not gen_rtx_fmt_*.
2199 (rs6000_emit_vector_select): Likewise.
2200 (rs6000_emit_sync): New.
2201 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2202 (larx, stcx, cmp): New mode substitutions.
2203 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2204 UNSPEC_ISYNC): New constants.
2205 (rlwinm): Give name.
2206 (memory_barrier, isync, lwsync): New insns.
2207 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2208 (sync_lock_release<mode>): New expander.
2209 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2210 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2211 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2212 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2213 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2214 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2215 (sync_add<mode>_internal, sync_addshort_internal,
2216 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2217 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2218 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2220 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2221 is the memory before, not after, the operation. Clarify
2222 barrier requirements.
2224 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2226 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2227 * lambda.h (lambda_vector_min_nz): Likewise.
2228 * langhooks.h (struct lang_hooks_for_types,
2229 struct lang_hooks): Likewise.
2230 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2233 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2235 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2236 comments to avoid 'abort'. Use gcc_assert as necessary.
2237 * opts.c (common_handle_option): Likewise.
2238 * pretty-print.c (pp_base_format_text): Likewise.
2239 * print-rtl.c (print_rtx): Likewise.
2240 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2241 * regmove.c (try_auto_increment): Likewise.
2242 * reload.c (find_valid_class, find_reloads_toplev,
2243 find_equiv_reg): Likewise.
2244 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2245 merge_assigned_reloads): Likewise.
2246 * tree-inline.c (inline_forbidden_p_1,
2247 estimate_num_insns_1): Likewise.
2248 * tree-optimize.c (execute_todo): Likewise.
2249 * tree-outof-ssa.c (eliminate_phi): Likewise.
2250 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2251 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2252 * tree-ssa-operands.c (parse_ssa_operands,
2253 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2254 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2255 * tree-ssanames.c (release_ssa_name): Likewise.
2256 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2257 walk_tree): Likewise.
2259 * tree-ssa-operands.c (verify_abort): Fold into ..
2260 (verify_imm_links): ... here.
2262 2005-04-21 Richard Henderson <rth@redhat.com>
2264 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2265 on non-memory operand for previous inversion.
2267 2005-04-21 Devang Patel <dpatel@apple.com>
2269 PR optimization/20994
2270 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2271 x = !(a == b) : p , q;.
2272 (pass_if_conversion): Verify stmts and flow.
2274 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2276 * optabs.c (gen_conditional_trap): Restore #define.
2278 * alias.c (true_dependence): Remove 'abort' from comments. Use
2279 gcc_assert and gcc_unreachable as appropriate.
2280 (canon_true_dependence): Likewise.
2281 * bb-reorder.c (connect_traces): Likewise.
2282 * c-common.c (c_add_case_label): Likewise.
2283 * c-decl.c (finish_function): Likewise.
2284 * caller-save.c (insert_restore, insert_save): Likewise.
2285 * cfg.c (update_bb_profile_for_threading): Likewise.
2286 * cfganal.c (flow_active_insn_p): Likewise.
2287 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2288 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2289 cfg_layout_merge_blocks): Likewise.
2290 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2291 find_if_block): Likewise.
2292 * integrate.c (allocate_initial_values): Likewise.
2293 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2294 swap_condition, unsigned_condition, signed_condition,
2295 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2296 reg_or_subregno): Likewise.
2297 * lambda-code.c (lambda_compute_auxillary_space,
2298 lambda_transform_legal_p): Likewise.
2299 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2300 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2301 lhd_incomplete_type_error, lhd_expand_expr,
2302 lhd_types_compatible_p, lhd_tree_size): Likewise.
2303 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2304 * local-alloc.c (update_equiv_regs): Likewise.
2305 * loop-unroll.c (peel_loop_completely
2306 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2307 peel_loop_simple, unroll_loop_stupid,
2308 analyze_iv_to_split_insn): Likewise.
2309 * loop.c (gen_prefetch, find_and_verify_loops,
2310 basic_induction_var): Likewise.
2311 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2312 * value-prof.c (tree_find_values_to_profile): Likewise.
2313 * varasm.c (named_section, default_assemble_integer,
2314 decode_addr_const): Likewise.
2316 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2317 Fariborz Jahanian <fjahanian@apple.com>
2319 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2320 portion of argument passed in fpr.
2321 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2322 decide on partial argument save on stack.
2324 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2326 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2329 2005-04-21 Jan Hubicka <jh@suse.cz>
2331 * cgraphunit.c: Include tree-pass.h
2332 (cgraph_decide_recursive_inlining,
2333 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2334 cgraph_decide_inlining): Dump goes to dump_file.
2335 (cgraph_optimize): Call ipa passes instead of inliner.
2336 (cgraph_gate_inlining, pass_ipa_inline): New.
2337 * tree-optimize.c (all_ipa_passes): New static variable.
2338 (register_one_dump_file): Dead with IPA passes.
2339 (register_dump_files): Likewise.
2340 (init_tree_optimization_passes): Initialize IPA passes.
2341 (execute_todo): Do cgraph dump when asked to, do not dump function body
2343 * tree-pass.h (TODO_dump_cgraph): New macro.
2344 (ipa_passes): Declare.
2345 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2347 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2349 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2350 gcc_assert instead of abort.
2351 (classify_argument, examine_argument, construct_container,
2352 contains_128bit_aligned_vector_p, ix86_check_movabs,
2353 standard_80387_constant_opcode, standard_80387_constant_rtx,
2354 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2355 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2356 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2357 legitimize_tls_address, output_pic_addr_const,
2358 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2359 get_some_local_dynamic_name, print_operand, print_operand_address,
2360 output_387_binary_op, emit_i387_cw_initialization,
2361 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2362 ix86_expand_clear, ix86_expand_binary_operator,
2363 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2364 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2365 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2366 ix86_expand_branch, ix86_expand_setcc,
2367 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2368 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2369 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2370 memory_address_length, ix86_attr_length_immediate_default,
2371 ix86_attr_length_address_default, ix86_agi_dependant,
2372 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2373 ix86_expand_binop_builtin, ix86_force_to_memory,
2374 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2375 x86_emit_floatuns): Likewise.
2376 * config/i386/netware.c (gen_regparm_prefix,
2377 i386_nlm_strip_name_encoding): Likewise.
2378 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2380 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2382 * optabs.c (gen_condiational_trap): Remove #define.
2383 (add_equal_note): Assertify. Remove explicit indirection from
2384 call via function pointer.
2385 (expand_ternary_op, expand_simple_binop, expand_binop,
2386 expand_twoval_unop, expand_twoval_binop,
2387 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2388 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2389 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2390 prepare_float_lib_cmp, emit_conditional_move,
2391 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2392 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2393 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2394 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2396 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2398 * vec.h: Update API to separate allocation mechanism from type.
2399 (VEC_safe_grow): New.
2400 * vec.c (calculate_allocation): New.
2401 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2402 (vec_gc_free, vec_heap_free): Remove.
2403 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2405 (mangle_macro_name): New.
2406 (struct macro_def): New.
2407 (struct macro): Add multiple argument values.
2408 (macro_expans_end): New.
2409 (push_macro_expansion): Chain on new macro. Process multiple
2410 args, create follow on expansion. Return follow on argument.
2411 (macro_input): Deal with multiple arguments.
2413 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2414 (struct tree_binfo): Adjust.
2415 * basic-block.h: Define VEC(edge,gc).
2416 (struct edge_def): Adjust.
2417 (struct basic_block_def, struct edge_iterator): Likewise.
2418 (ei_container, ei_start_1, ei_last_1): Likewise.
2419 * cfg.c (connect_src, connect_dest): Likewise.
2420 * cfgrtl.c (force_nonfallthru_and_redirect)
2421 * dbxout.c (dbxout_type)
2422 * dwarf2out.c (gen_member_die)
2423 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2424 (gcc_tree_to_linear_expression): Adjust.
2425 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2426 lbv_to_gcc_expression, lle_to_gcc_expression,
2427 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2428 perfect_nestify): Likewise.
2429 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2430 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2431 * profile.c (instrument_values): Adjust.
2432 * tree-cfg.c (modified_noreturn_calls): Adjust.
2433 (remove_fallthru_edge): Likewise.
2434 * tree-dump.c (dequeue_and_dump): Adjust.
2435 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2436 * tree-flow.h (modified_noreturn_calls): Adjust.
2437 (tree_on_heap): Remove. (yay!)
2438 (register_new_def): Adjust.
2439 * tree-into-ssa.c: Define VEC(int,heap).
2440 (block_defs_stack): Adjust.
2441 (find_idf, insert_phi_nodes, register_new_def,
2442 rewrite_initialize_block, rewrite_finalize_block,
2443 register_new_update_single, rewrite_update_init_block,
2444 rewrite_update_fini_block, rewrite_blocks,
2445 ssa_rewrite_finalize_block, ssa_register_new_def,
2446 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2447 * tree-loop-linear.c (linear_transform_loops): Adjust.
2448 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2449 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2450 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2451 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2452 vrp_variables_stack): Adjust declarations.
2453 (tree_ssa_dominator_optimize): Adjust.
2454 (dom_opt_initialize_block, remove_local_expressions_from_table,
2455 restore_nonzero_vars_to_original_value,
2456 restore_vars_to_original_value,
2457 restore_currdefs_to_original_value, dom_opt_finalize_block,
2458 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2459 optimize_stmt, update_rhs_and_lookup_avail_expr,
2460 lookup_avail_expr, record_range): Likewise.
2461 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2462 (compute_antic_aux): Adjust.
2463 (inserted_exprs, create_expression_by_pieces,
2464 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2465 remove_dead_inserted_code, fini_pre): Likewise.
2466 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2467 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2468 ssa_prop_init): Likewise.
2469 * tree-ssa.c: Define VEC(bitmap,heap).
2470 (verify_name_tags): Adjust.
2471 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2472 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2473 tree_divmod_values_to_profile, tree_find_values_to_profile,
2474 value_profile_transformations): Likewise.
2475 * value-prof.h: Define VEC(histogram_value,heap).
2476 * varasm.c: Remove alias_pair pointer typedef, define
2478 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2480 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2481 not a pointer to it. Create an object vector.
2482 (extern_symbols): Turn into an object vector.
2483 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2485 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2488 * Makefile.in (tree-chrec.o): Depend on params.h.
2489 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2491 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2492 and fold build with fold_buildN.
2493 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2494 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2495 (tree_contains_chrecs): Compute an estimation of the size of the
2497 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2498 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2499 * tree-scalar-evolution.c (simple_iv): Ditto.
2500 * doc/invoke.texi (scev-max-expr-size): Documented.
2502 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2504 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2505 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2506 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2507 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2508 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2509 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2510 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2511 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2512 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2513 (darwin_fix_and_continue_switch): Delete.
2514 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2515 (SUBTARGET_SWITCHES): Delete.
2516 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2517 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2518 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2519 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2520 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2521 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2522 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2523 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2524 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2525 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2526 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2527 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2528 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2529 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2530 (TARGET_64BIT): Undef before redefining.
2531 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2532 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2533 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2534 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2535 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2536 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2537 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2538 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2539 (ix86_debug_arg_string, ix86_debug_addr_string)
2540 (ix86_align_loops_string, ix86_align_jumps_string)
2541 (ix86_align_funcs_string): Delete.
2542 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2543 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2544 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2545 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2546 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2547 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2548 (SUBTARGET_SWITCHES): Delete.
2549 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2550 (ix86_debug_addr_string): Delete.
2551 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2552 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2553 (ix86_align_loops_string, ix86_align_jumps_string)
2554 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2555 (ix86_align_funcs_string): Make static.
2556 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2557 (ix86_handle_option): New function.
2558 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2559 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2560 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2561 of darwin_fix_and_continue_switch.
2562 (darwin_one_byte_bool): Delete.
2563 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2564 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2565 to darwin_one_byte_bool.
2566 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2567 * config/i386/djgpp.opt, config/i386/i386.opt,
2568 * config/i386/sco5.opt: New files.
2570 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2572 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2573 fp_zero_operand, fp_register_operand, intreg_operand,
2574 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2575 call_operand, call_operand_address, tgd_symbolic_operand,
2576 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2577 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2578 sp64_medium_pic_operand, data_segment_operand,
2579 text_segment_operand, splittable_symbolic_memory_operand,
2580 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2581 eq_or_neq, normal_comp_operator, noov_compare_op,
2582 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2583 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2584 const64_operand, const64_high_operand, arith11_operand,
2585 arith10_operand, arith_double_operand, arith_double_4096_operand,
2586 arith_double_add_operand, arith11_double_operand,
2587 arith10_double_operand, small_int, small_int_or_double,
2588 uns_small_int, uns_arith_operand, clobbered_register,
2589 input_operand, compare_operand): Delete.
2590 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2591 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2592 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2593 (GEN_HIGHINT64, GEN_INT64): Delete.
2594 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2595 gen_safe_XOR64): Adjust for above deletion.
2596 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2597 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2598 (legitimate_constant_p): Use const_zero_operand instead.
2599 (sparc_extra_constraint_check): Likewise.
2600 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2601 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2602 (PREDICATE_CODES): Delete.
2603 * config/sparc/sparc.md: Include predicates.md.
2604 (All patterns): Adjust for new predicate names.
2605 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2606 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2607 (movdi): Use general_operand predicate.
2608 (movdi_sp64_dbl): Delete.
2609 (movdi_const64_special): Add 'N' constraint.
2610 (movdicc): Use arith10_operand predicate.
2611 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2612 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2613 (movdi_cc_reg_sp64_trunc): Delete.
2614 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2615 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2616 (subdi3_sp32): Delete.
2617 (subdi3_insn_sp32): Change to define_insn_and_split.
2618 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2619 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2620 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2621 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2622 small_int_operand predicate.
2623 (divdi3, udivdi3): Use arith_operand predicate.
2624 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2625 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2626 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2627 (xordi3_sp64_dbl): Delete.
2628 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2629 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2630 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2631 cmp_ccx_set_not): Use arith_operand predicate.
2632 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2633 * config/sparc/predicates.md: New file.
2635 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2637 PR tree-optimization/14846
2638 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2640 (fold_single_bit_test): ... here.
2641 (fold_binary): Call fold_single_bit_test_into_sign_test
2642 instead of fold_single_bit_test.
2644 2005-04-20 James E Wilson <wilson@specifixinc.com>
2647 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2648 is another declaration.
2650 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2652 * config/cris/predicates.md: New file.
2653 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2654 (cris_movem_load_rest_p): Declare.
2655 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2656 (cris_movem_load_rest_p): Ditto. Globalize.
2657 (cris_bdap_operand, cris_bdap_biap_operand,
2658 cris_orthogonal_operator, cris_commutative_orth_op,
2659 cris_operand_extend_operator,
2660 cris_additive_operand_extend_operator, cris_extend_operator,
2661 cris_plus_or_bound_operator, cris_mem_op,
2662 cris_general_operand_or_symbol,
2663 cris_general_operand_or_gotless_symbol,
2664 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2665 cris_load_multiple_op): Remove predicate functions.
2666 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2667 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2668 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2669 * config/cris/cris.md: Include predicates.md.
2670 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2672 2005-04-20 Ian Lance Taylor <ian@airs.com>
2674 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2675 * c-common.h (STMT_EXPR_STMT): Don't define.
2676 (STMT_EXPR_NO_SCOPE): Don't define.
2677 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2678 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2679 (pp_c_expression): Likewise.
2681 2005-04-20 Richard Henderson <rth@redhat.com>
2684 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2686 2005-04-20 Jeff Law <law@redhat.com>
2688 * reload1.c (reload): Ignore equivalences between pseudos and
2691 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2694 * c-tree.h (struct c_label_list): Update comment.
2695 (struct c_label_context): Rename to struct c_label_context_se.
2696 (label_context_stack): Rename to label_context_stack_se.
2697 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2698 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2699 c_end_vm_scope): New.
2700 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2701 * c-decl.c (pop_scope): Call c_end_vm_scope.
2702 (pushdecl): Call c_begin_vm_scope for variably modified
2704 (define_label): Check for jumping into scope of identifier with
2705 variably modified type. Push label on stack for those defined at
2706 current context of identifiers with variably modified type.
2707 (start_function): Create stack level for context of identifiers
2708 with variably modified type.
2709 (finish_function): Pop stack level for context of identifiers with
2710 variably modified type.
2711 * c-typeck.c (label_context_stack): Rename to
2712 label_context_stack_se.
2713 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2714 (c_finish_goto_label): Check for jumping into scope of identifier
2715 with variably modified type. Push label on stack for those jumped
2716 to from current context of identifiers with variably modified
2718 (struct c_switch): Add blocked_vm.
2719 (c_start_case): Initialize blocked_vm.
2720 (do_case): Check blocked_vm.
2721 (c_finish_case): Add comment.
2722 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2723 variable label_context_stack.
2725 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2727 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2728 conditional_replacement, value_replacement, abs_replacement,
2730 (replace_phi_edge_with_variable): Remove argument BB.
2731 (conditional_replacement, value_replacement,
2732 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2733 Update a call to replace_phi_edge_with_variable.
2735 * tree-ssa-phiopt.c: Fix comments.
2737 2005-04-20 Michael Matz <matz@suse.de>
2740 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2743 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2745 * tree-ssa-phiopt.c: Fix comment typos.
2747 PR tree-optimization/21116
2748 * tree-ssa-phiopt.c: Fix a typo.
2750 2005-04-19 Richard Henderson <rth@redhat.com>
2752 * builtins.c (expand_builtin_sync_operation): Revert last change.
2753 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2755 (expand_compare_and_swap_loop): Likewise.
2756 (expand_sync_operation): Remove fallback from NAND to AND; invert
2757 memory operand when expanding from cmpxchg.
2758 (expand_sync_fetch_operation): Likewise.
2759 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2762 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2763 when implementing NAND. Fix double-add for AFTER.
2764 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2765 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2766 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2768 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2771 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2772 to return old memory value.
2773 (sync_compare_and_swap_cc<IMODE>): Likewise.
2775 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2776 return pre-reload. Don't consider output or anti dependencies.
2777 * config/ia64/sync.md (IMODE): New.
2778 (modesuffix): Add QI and HI.
2779 (memory_barrier): Simplify expansion.
2780 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2781 (cmpxchg_acq_<IMODE>): Likewise.
2782 (sync_lock_test_and_set<IMODE>): Likewise.
2783 (sync_lock_release<IMODE>): Likewise.
2785 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2787 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2790 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2792 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2794 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2795 Joseph S. Myers <joseph@codesourcery.com>
2797 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2798 * c-typeck.c (build_c_cast): Check these options.
2799 * doc/invoke.texi: Document these options.
2801 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2803 * tree-ssa-phiopt.c: Update a comment about the pass.
2805 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2807 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2808 config/mcore/mcore.c: Fix comment typos.
2810 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2812 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2813 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2815 2005-04-19 Paul Brook <paul@codesourcery.com>
2817 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2819 2005-04-19 Andrew Haley <aph@redhat.com>
2822 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2823 looking at a field's bitpos.
2825 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2827 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2828 libiberty functions.
2830 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2832 PR tree-optimization/21096
2833 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2835 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2838 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2839 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2841 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2843 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2844 refers to the function being dumped.
2846 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2848 * varasm.c (assemble_start_function): Remove reset of in_section.
2850 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2852 PR tree-optimization/21085
2853 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2856 2005-04-19 Ben Elliston <bje@au.ibm.com>
2858 * doc/invoke.texi (Optimize Options): Refer to the correct
2859 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2861 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2863 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2864 alloca argument to be big enough.
2866 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2869 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2872 2005-04-18 Tom Tromey <tromey@redhat.com>
2874 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2877 2005-04-18 Richard Henderson <rth@redhat.com>
2879 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2880 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2881 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2882 * config/alpha/alpha-protos.h: Update.
2883 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2884 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2885 (attr type): Add ld_l, st_c, mb.
2886 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2887 iornotsi3, xorsi_internal, xornotsi3): New.
2888 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2889 (ev4_ist_c, ev4_mb): New.
2890 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2892 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2893 (ev6_ist): Add st_c.
2895 * config/alpha/sync.md: New file.
2897 2005-04-18 Richard Henderson <rth@redhat.com>
2899 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2902 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2904 2005-04-18 Devang Patel <dpatel@apple.com>
2906 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2908 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2910 PR tree-optimization/20922
2911 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2912 Fold X + c >= X and fold X - c <= X to true.
2914 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2916 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2918 (emergency_labeled_state_free): Likewise.
2920 2005-04-18 Nick Clifton <nickc@redhat.com>
2922 * config/h8300/h8300.md (jump): Remove prescan parameter from
2923 calls to final_scan_insn.
2925 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2926 parameter from calls to final_scan_insn.
2928 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2930 (v850e, v850e1): Use the v850.opt file for target specific
2933 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2935 PR tree-optimization/21001
2936 * tree-optimize.c (init_tree_optimization_passes): Move the
2937 first pass_forwprop immediately before pass_vrp.
2939 2005-04-17 Ian Lance Taylor <ian@airs.com>
2941 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2942 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2943 from enum tree_code op to bool is_sizeof.
2944 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2945 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2946 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2948 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2950 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2953 2005-04-17 Ian Lance Taylor <ian@airs.com>
2955 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2957 2005-04-17 Richard Henderson <rth@redhat.com>
2959 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2961 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2962 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2963 of indirection through ssa names while looking for the gpr counter
2965 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2966 saved va_list_gpr_size and va_list_fpr_size.
2968 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2970 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2971 both pointers or both integers.
2973 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2974 ASSERT_EXPRs for single-use variable.
2976 * tree-into-ssa.c: Fix a comment typo.
2978 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2980 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2981 -mipsN before forcing a default of -mips2.
2983 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2985 * predict.h (IS_TAKEN): Remove.
2986 * rtl.h (NOTE_PREDICTION): Likewise.
2988 * modulo-sched.c (CFG_HOOKS): Remove.
2990 * c-parser.c (N_C_TTYPES): Remove.
2992 * tree-flow-inline.h (get_stmt_operands): Remove.
2993 * lambda-code.c, tree-ssa-loop-unswitch.c,
2994 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2995 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2996 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2997 calls to get_stmt_operands.
2998 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3000 2005-04-17 Richard Henderson <rth@redhat.com>
3003 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3004 of CUMULATIVE_ARGS past the last named argument.
3005 (alpha_va_start): Expect pretend_args_size only if strictly less than
3008 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3011 * builtins.c (expand_builtin_strcat): Convert the result of
3012 strlen to the right type.
3013 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3014 avoid creating type mismatches.
3015 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3018 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3020 2005-04-16 Richard Henderson <rth@redhat.com>
3023 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3024 Use the mode of boolean_type_node when the user doesn't provide one.
3025 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3027 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3030 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3033 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3036 2005-04-16 Roger Sayle <roger@eyesopen.com>
3037 Steven Bosscher <stevenb@suse.de>
3039 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3040 (fold_unary_to_constant): Likewise.
3042 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3044 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3047 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3049 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3050 names related to target triplets.
3051 Remove i?86-*-esix from platform directory.
3052 Remove powerpc-*-eabiaix from platform directory.
3054 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3057 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3058 falling through from SUBREG case to REG.
3060 2005-04-15 Roger Sayle <roger@eyesopen.com>
3062 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3063 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3064 (fold_binary_to_constant): Simplify using fold_binary.
3065 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3067 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3069 * gthr-posix.c (pthread_cancel): Define.
3070 (pthread_mutexattr_init): Likewise.
3071 (pthread_mutexattr_settype): Likewise.
3072 (pthread_mutexattr_destroy): Likewise.
3074 2005-04-15 David S. Miller <davem@davemloft.net>
3077 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3079 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3081 PR tree-optimization/21031
3082 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3083 (forward_propagate_into_cond_1): Call it. Forward propagate
3084 integer-integer casts into COND_EXPRs.
3086 2005-04-15 Dave Korn <dave.korn@artimi.com>
3088 * gcc.c (default_compilers): Clarify obscure error message when
3089 reading from standard input.
3091 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3093 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3094 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3096 * tree-ssa-alias.c (init_alias_info): Remove a call to
3099 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3101 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3102 of non-virtual PHI nodes like we use to.
3104 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3106 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3107 (attr_copy_rtx): Do not use it.
3109 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3111 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3113 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3115 * tree-vect-transform.c (vectorizable_store): Mark necessary
3116 objects in the vectorized store needing renaming. Update the
3117 SSA graph for V_MAY_DEF operands in the original store.
3119 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3121 * tree-ssa-pre.c (compute_avail): It's okay to have
3122 TREE_INVARIANT's here, and value number the resulting expressions.
3123 (create_expression_by_pieces): Make sure operands that were
3124 min_invariant when we started, stay that way.
3126 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3128 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3130 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3132 PR tree-optimization/20936.
3133 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3135 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3137 * doc/invoke.texi: Fix typos.
3138 * doc/md.texi: Likewise.
3139 * doc/rtl.texi: Likewise.
3140 * doc/sourcebuild.texi: Likewise.
3141 * doc/tm.texi: Likewise.
3143 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3145 PR tree-optimization/21004
3146 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3147 and floorl in c99 mode only.
3148 * builtins.c (expand_builtin_int_roundingfn): Assert that
3149 fallback_fndecl is not NULL_TREE.
3151 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3153 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3154 * basic-block.h: Update the prototype for
3155 purge_all_dead_edges.
3156 * cfgexpand.c (tree_expand_cfg): Update a call to
3157 purge_all_dead_edges.
3158 * combine.c (combine_instructions): Likewise.
3159 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3160 rest_of_handle_cse2, rest_of_handle_gcse,
3161 rest_of_handle_postreload): likewise.
3163 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3166 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3167 e.g. cv-qualification conversions.
3169 2005-04-14 Mike Stump <mrs@apple.com>
3171 * config/darwin-c.c (framework_construct_pathname): We must
3172 find all headers of a framework in the first instance of it
3173 found in the seach path.
3175 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3177 PR tree-optimization/21021
3178 * tree-vrp.c (compare_values): Work around a bug in the front
3179 end that produces a comparison of mismatched types.
3181 2004-04-14 Richard Henderson <rth@redhat.com>
3183 * config/ia64/ia64.h (enum fetchop_code): Remove.
3184 (enum ia64_builtins): Move ...
3185 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3186 members except BSP and FLUSHRS.
3187 (ia64_init_builtins): Remove __sync builtins.
3188 (ia64_expand_builtin): Likewise.
3189 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3190 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3191 (ia64_expand_lock_release): Remove.
3192 * config/ia64/ia64.md (mf): Move to sync.md.
3193 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3194 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3195 * config/ia64/sync.md: New file.
3196 (memory_barrier): Rename from mf.
3197 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3198 (cmpxchg_acq_<I48MODE>): Likewise.
3199 (sync_lock_test_and_set<I48MODE>): Likewise.
3201 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3202 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3204 2004-04-14 Richard Henderson <rth@redhat.com>
3206 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3207 (ix86_compare_emitted): New.
3208 (ix86_expand_compare): Use ix86_compare_emitted if set.
3209 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3210 and ix86_compare_op0 are set.
3211 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3212 (TARGET_CMPXCHG, TARGET_XADD): New.
3213 (ix86_compare_emitted): Declare.
3214 * config/i386/i386.md: Include sync.md
3215 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3216 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3217 * config/i386/sync.md: New file.
3219 2004-04-14 Richard Henderson <rth@redhat.com>
3222 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3223 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3224 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3225 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3226 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3227 BT_FN_I8_VPTR_I8_I8): New.
3228 * builtins.def (DEF_SYNC_BUILTIN): New.
3229 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3230 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3231 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3232 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3233 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3234 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3235 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3236 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3237 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3238 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3239 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3240 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3241 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3242 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3243 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3244 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3245 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3246 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3247 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3248 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3249 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3250 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3251 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3252 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3253 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3254 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3255 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3256 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3257 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3258 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3259 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3260 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3261 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3262 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3263 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3264 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3265 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3266 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3267 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3268 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3269 BUILT_IN_SYNCHRONIZE: New.
3270 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3271 as a function. Accept __sync_ as a prefix as well.
3272 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3273 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3274 expand_builtin_lock_release): New.
3275 (expand_builtin): Call them.
3276 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3277 neither BOTH_P nor FALLBACK_P are defined.
3278 (builtin_type_for_size): New.
3279 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3280 (resolve_overloaded_builtin): New.
3281 * c-common.h (resolve_overloaded_builtin): Declare.
3282 (builtin_type_for_size): Declare.
3283 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3284 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3285 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3286 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3287 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3288 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3289 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3290 sync_compare_and_swap_cc, sync_lock_test_and_set,
3291 sync_lock_release): New.
3292 * optabs.h: Declare them.
3293 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3294 expand_sync_operation, expand_sync_fetch_operation,
3295 expand_sync_lock_test_and_set): Declare.
3296 * genopinit.c (optabs): Add sync optabs.
3297 * optabs.c (init_optabs): Initialize sync optabs.
3298 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3299 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3300 expand_sync_operation, expand_sync_fetch_operation,
3301 expand_sync_lock_test_and_set): New.
3302 * doc/extend.texi (Atomic Builtins): New section
3303 * doc/md.texi (Standard Names): Add sync patterns.
3305 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3307 * tree-eh.c (lower_try_finally_copy): Generate new code in
3308 response to goto_queue entries as if the queue was sorted by
3309 index, not pointers.
3310 (lower_try_finally_switch): Likewise.
3312 2005-04-14 Richard Henderson <rth@redhat.com>
3314 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3315 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3317 (ix86_expand_fp_movcc): Update to match.
3318 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3319 * config/i386/i386-protos.h: Update.
3320 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3321 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3323 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3325 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3328 2005-04-14 Julian Brown <julian@codesourcery.com>
3330 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3331 link failures on ppc64 Linux.
3333 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3335 * config.gcc: Set cpu_type for s390.
3337 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3339 Fix PR tree-optimization/20963
3340 * tree-ssa-pre.c (compute_avail): Remove special case for
3342 (create_expression_by_pieces): Add value numbers for forced out
3345 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3347 * config/cris/cris.md: Replace references to (reg:SI 16) with
3348 (reg:SI CRIS_SRP_REGNUM).
3350 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3352 PR tree-optimization/20657
3353 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3354 create an appropriate range from it.
3356 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3358 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3359 <UNSPEC_FIST_CEIL> case.
3361 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3362 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3363 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3364 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3365 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3366 (lfloor<mode>2): New expanders.
3367 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3368 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3369 to implement lceil and llceil built-ins as x87 intrinsic function.
3370 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3371 (lceil<mode>2): New expanders.
3373 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3375 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3376 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3378 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3381 * config/s390/s390-modes.def: Define TFmode.
3383 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3385 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3386 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3387 * config/mips/mips.c (mips16_insn_length): Remove reference to
3388 JUMP_TABLES_IN_TEXT_SECTION.
3390 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3392 * simplify-rtx.c (simplify_binary_operation_1): Return
3393 scalar or vector of constant 0, depending on the xor's
3396 2005-04-13 Dale Johannesen <dalej@apple.com>
3398 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3399 (objc-act.o): Ditto.
3400 * objc/objc-act.c (objc_gimplify_expr): New.
3401 (objc_get_callee_fndecl): New.
3402 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3403 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3404 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3406 2005-04-13 Devang Patel <dpatel@apple.com>
3408 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3411 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3413 CRIS prologue as RTL.
3414 * config/cris/cris-protos.h (cris_emit_movem_store)
3415 (cris_expand_prologue): Prototype.
3416 * config/cris/cris.c (struct machine_function): New member
3418 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3419 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3420 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3421 (cris_load_multiple_op, cris_return_address_on_stack)
3422 (cris_return_address_on_stack_for_return): ISO-Cify.
3423 (cris_store_multiple_op): New predicate function.
3424 (cris_expand_prologue, cris_emit_movem_store): New functions.
3425 (cris_print_operand) <case 'O'>: Handle modifications other than
3427 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3428 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3429 (cris_gen_movem_load): Rearrange slightly to make local variable
3430 src a parameter, removing osrc.
3431 (cris_setup_incoming_varargs): Set machine_function member
3432 stdarg_regs to correspond to the number of registers that need to
3434 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3436 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3437 cris_general_operand_or_gotless_symbol accept UNSPEC.
3438 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3439 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3440 ("*cris_store_multiple"): New pattern. Tweak common comment above
3441 this and "*cris_load_multiple".
3442 ("prologue"): New define_expand.
3444 * config/cris/cris.md ("epilogue"): Conditionalize on
3445 TARGET_PROLOGUE_EPILOGUE.
3447 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3450 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3451 fpsr 0 instead of fpsr 1.
3452 (divsf3_internal_thr): Ditto.
3453 (divdf3_internal_lat): Ditto.
3454 (divdf3_internal_thr): Ditto.
3455 (divxf3_internal_lat): Ditto.
3456 (divxf3_internal_thr): Ditto.
3458 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3460 PR tree-optimization/20913
3461 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3463 PR tree-optimization/20702
3464 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3465 dominator children that haven't been walked into.
3467 2005-04-13 Julian Brown <julian@codesourcery.com>
3469 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3470 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3473 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3475 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3476 config/i386/sse.md: Fix comment typos.
3478 * genattrtab.c (NULL_ATTR): Remove.
3479 * ifcvt.c (NULL_EDGE): Likewise.
3481 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3483 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3484 NOTE_PREDICT): Remove.
3486 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3488 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3489 * configure: Regenerate.
3490 * config.in: Likewise.
3491 * system.h: Declare vsnprintf if not already declared.
3493 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3495 * optc-gen.awk: Handle stand-alone Mask records.
3496 * opth-gen.awk: Likewise.
3497 * doc/options.texi (Option file format): Document them.
3498 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3499 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3500 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3501 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3502 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3503 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3504 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3505 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3506 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3507 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3508 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3509 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3510 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3511 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3512 TARGET_LONG_DOUBLE_128): Likewise.
3513 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3514 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3515 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3516 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3517 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3518 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3519 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3520 * config/sparc/sparc.c (fpu_option_set): New global.
3521 (sparc_handle_option): New function.
3522 (sparc_override_options): Test fpu_option_set.
3523 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3524 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3525 * config/sparc/sparc.opt: New file.
3526 * config/sparc/little-endian.opt: Likewise.
3527 * config/sparc/long-double-switch.opt: Likewise.
3529 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3531 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3532 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3533 * config/bfin/bfin.opt (mshared-library-id=): Lose
3534 Var(bfin_lib_id_given).
3536 2005-04-13 Matt Thomas <matt@3am-software.com>
3538 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3541 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3543 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3545 * cgraphunit.c (INSNS_PER_CALL): Remove.
3547 * tree-ssa-forwprop.c (vars,
3548 record_single_argument_cond_exprs,
3549 substitute_single_use_vars): Remove.
3550 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3552 (tree_ssa_forward_propagate_single_use_vars): Call
3553 forward_propagate_into_cond for each COND_EXPR.
3555 * tree-inline.c (INSNS_PER_STMT): Remove.
3557 2005-04-12 Richard Henderson <rth@redhat.com>
3559 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3560 (ix86_expand_sse_fp_minmax): ... from ...
3561 (ix86_expand_fp_movcc): ... here.
3562 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3563 * config/i386/i386-protos.h: Update.
3564 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3565 (sse_setccsf, sse_setccdf): Allow before reload.
3566 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3567 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3568 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3569 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3570 (anddf3, nanddf3, iordf3, xordf3): New.
3572 2005-04-12 Jeff Law <law@redhat.com>
3574 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3575 (tree-ssa-uncprop.o): Add dependencies.
3576 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3577 * tree-flow.h (remove_useless_stmts): Remove prototype.
3578 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3579 remove_useless_stmts.
3580 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3581 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3582 * tree-pass.h (pass_uncprop): Declare.
3583 * tree-ssa-uncprop.c: New file.
3585 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3588 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3590 2005-04-12 Caroline Tice <ctice@apple.com>
3592 Temporary fix for partitioning problems.
3593 * passes.c (rest_of_handle_final): Remove code that
3594 frees unlikely_text_section_name,
3595 * varasm.c (assemble_start_function): Test for partitioning
3596 flag before writing out section labels.
3597 (assemble_end_function): Test for partitioning flag before
3598 writing out section labels.
3600 2005-04-12 Steven Bosscher <stevenb@suse.de>
3601 Stuart Hastings <stuart@apple.com>
3602 Jan Hubicka <jh@suse.cz>
3604 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3605 references to gt-tree-cfg.h.
3606 * basic-block.h (struct basic_block_def): Don't skip rbi
3607 for garbage collection.
3608 (struct reorder_block_def): Make GTY-able.
3609 (struct control_flow_graph): New structure.
3610 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3611 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3612 but instead defines to the control_flow_graph for cfun.
3613 (label_to_block_map): New define, points to the label map of
3614 the control_flow_graph for cfun.
3615 (n_edges_for_function, n_basic_blocks_for_function,
3616 last_basic_block_for_function, basic_block_info_for_function,
3617 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3618 basic_block_info_for_function, label_to_block_map_for_function):
3619 Counterparts for the above, taking a struct function as an extra
3621 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3622 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3623 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3624 (alloc_rbi_pool, free_rbi_pool): Remove.
3625 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3626 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3628 (cfg_layout_finalize) ... and don't free it here.
3629 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3631 * flow.c (free_basic_block_vars): Set label_to_block_map and
3632 n_edges to zero too.
3633 * function.h (struct function): Add cfg field.
3634 * function.c (allocate_struct_function): Allocate the cfg.
3635 * tree-cfg.c (label_to_block_map): Remove.
3636 (build_tree_cfg): Don't allocate the rbi pool here...
3637 (delete_tree_cfg_annotations): ...and don't free it here.
3638 Also don't nullify label_to_block_map for cfun.
3640 2005-04-12 Caroline Tice <ctice@apple.com>
3642 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3643 Revert my patch from April 9.
3644 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3645 (reorder_basic_blocks): Revert my patch from April 9.
3646 (insert_section_boundary_note): Revert my patch from April 9.
3647 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3648 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3649 (COLD_END_LABEL): Revert my patch from April 9.
3650 (cold_text_section_label): Revert my patch from April 9.
3651 (cold_end_label): Revert my patch from April 9.
3652 (dwarf2out_switch_text_section): Revert my patch from April 9.
3653 (output_aranges): Revert my patch from April 9.
3654 (output_ranges): Revert my patch from April 9.
3655 (output_line_info): Revert my patch from April 9.
3656 (add_location_or_const_value_attribute): Revert my patch from April 9.
3657 (dwarf2out_var_location): Revert my patch from April 9.
3658 (dwarf2out_init): Revert my patch from April 9.
3659 (dwarf2out_finish): Revert my patch from April 9.
3660 * function.h (struct function): Revert my patch from April 9.
3661 * opts.c (decode_options): Revert my patch from April 9.
3662 * output.h (unlikely_section_label, hot_section_label,
3663 hot_section_end_label, cold_section_end_label,
3664 unlikely_text_section_name): Revert my patch from April 9.
3665 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3666 * varasm.c (unlikely_section_label, hot_section_label,
3667 hot_section_end_label, cold_section_end_label,
3668 unlikely_text_section_name): Revert my patch from April 9.
3669 (initialize_cold_section_name): Revert my patch from April 9.
3670 (unlikely_text_section): Revert my patch from April 9.
3671 (in_unlikely_text_section): Revert my patch from April 9.
3672 (named_section): Revert my patch from April 9.
3673 (function_section): Revert my patch from April 9.
3674 (current_function_section): Revert my patch from April 9.
3675 (assemble_start_function): Revert my patch from April 9.
3676 (assemble_end_function): Revert my patch from April 9.
3677 (default_section_type_flags_1): Revert my patch from April 9.
3679 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3681 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3682 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3684 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3686 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3689 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3690 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3692 2004-04-12 Richard Henderson <rth@redhat.com>
3694 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3695 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3696 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3697 (UNSPEC_*, UNSPECV_*): Renumber.
3699 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3702 From Richard Henderson <rth@redhat.com>:
3703 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3706 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3708 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3710 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3712 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3713 (bfin_library_id): New variable.
3714 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3715 instead of bfin_library_id_string.
3716 (bfin_handle_option): New function.
3717 (override_options): Remove most code to deal with shared library IDs,
3718 just check they aren't used without -mid-shared-library.
3719 (TARGET_HANDLE_OPTION): Define.
3720 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3721 * config/bfin/bfin.opt (mshared-library-id=): New.
3723 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3725 * tree-vect-transform.c: Fix comment typos.
3727 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3729 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3730 split critical edges when not possible/profitable.
3732 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3734 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3735 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3736 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3737 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3738 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3739 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3740 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3741 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3743 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3744 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3745 * config/ns32k/ns32k.opt: New file.
3747 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3749 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3750 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3751 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3752 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3753 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3754 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3755 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3756 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3757 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3758 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3759 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3760 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3761 (MASK_COLDFIRE): Formatting fixes.
3762 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3763 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3764 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3765 "_current_shared_library_a5_offset_".
3766 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3767 (MASK_ALL_CPU_BITS): New macro.
3768 (m68k_handle_option): New function.
3769 (override_options): Remove handling of m68k_library_id_string.
3770 * config/m68k/m68k.opt: New file.
3771 * config/m68k/ieee.opt: New file.
3773 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3775 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3776 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3777 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3778 (TARGET_CXX): Adjust accordingly.
3779 * target.h (struct gcc_target): Remove epxort_class_data. Add
3780 determine_class_data_visibility and class_data_always_comdat.
3781 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3782 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3783 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3784 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3785 (arm_cxx_determine_class_data_visibility): New.
3786 (arm_cxx_class_data_always_comdat): Likewise.
3787 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3788 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3789 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3790 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3791 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3794 2005-04-11 Devang Patel <dpatel@apple.com>
3796 * tree-data-ref.c (build_classic_dist_vector,
3797 compute_subscript_distance): Make externally visible.
3798 * tree-data-ref.h (build_classic_dist_vector,
3799 compute_subscript_distance): Same.
3800 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3801 Check distance vector against vectorization factor.
3802 (vect_analyze_loop): Determine vectorizaion factor before
3803 analyzing data dependences.
3804 * tree-vectorizer.c (loops_num): Make it externally visible and
3806 * tree-vectorizer.c (vect_loops_num): ... new name.
3807 * tree-vectorizer.h (vect_loops_num): New.
3809 2005-04-11 Devang Patel <dpatel@apple.com>
3811 * tree-vect-analyze.c (vect_analyze_operations): Check
3812 vectorizable codition.
3813 * tree-vect-transform.c (vect_is_simple_cond): New function.
3814 (vectorizable_condition): New function.
3815 (vect_transform_stmt): Handle condition_vec_info_type.
3816 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3817 condition_vec_info_type.
3818 (vectorizable_condition): New.
3820 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3822 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3823 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3824 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3826 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3827 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3829 * dwarf2out.c (output_line_info): Don't try to dereference
3830 a NULL current_function_decl.
3832 * config/t-slibgcc-darwin: Don't put shared libraries in
3833 directories other than $(slibdir).
3834 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3837 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3839 PR tree-optimization/20933
3840 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3841 logic to reject aliases between read-only and writable
3843 (may_alias_p): ... here.
3844 (get_tmt_for): Do not associate read-only tags to pointers
3845 whose pointed-to type is not read-only.
3846 * tree-ssa.c (verify_ssa): Check that memory stores have at
3847 least one V_MAY_DEF or V_MUST_DEF.
3849 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3852 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3853 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3854 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3855 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3857 (fwrite_unlocked): Fix prototype.
3859 * configure, config.in: Regenerate.
3861 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3863 * tree-ssa-loop-im.c: Include real.h.
3864 (determine_invariantness_stmt): If real division divisor is
3865 invariant and flag_unsafe_math_optimizations enabled, generate
3866 invariant reciprocal for hoisting.
3867 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3869 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3871 Fix PR tree-optimization/20926
3873 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3875 2005-04-11 Devang Patel <dpatel@apple.com>
3877 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3880 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3882 * fold-const.c (fold_binary_op_with_conditional_arg):
3883 use fold_buildN instead of "fold (buildN" in some
3885 (fold_unary): Likewise.
3886 (fold_binary): Likewise.
3888 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3890 Fix PR tree-optimization/20612
3891 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3893 (perfect_nestify): preheaderbb is *not* part of loop of the
3896 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3898 * tree-ssa-alias.c (may_alias_p): If the variable
3899 is a global variable and the pointer is parameter
3900 and -fargument-noalias-global is used, then
3901 the pointer cannot alias the variable.
3903 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3905 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3906 * config/sparc/sparc.h: Likewise.
3907 * config/sparc/sparc.md: Likewise.
3909 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3911 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3913 * tree-vrp.c: Fix a comment typo.
3915 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3917 PR tree-optimization/20920
3918 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3919 SSA_NAME flows through an abnormal edge.
3920 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3921 through abnormal edges.
3922 (maybe_add_assert_expr): Likewise.
3924 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3926 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3927 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3928 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3929 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3930 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3931 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3932 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3933 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3934 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3935 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3936 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3937 (TARGET_HANDLE_OPTION): Likewise.
3938 (s390_tune): Initialize to PROCESSOR_max.
3939 (s390_arch_string): Make static.
3940 (s390_tune_string, s390_warn_framesize_string): Delete.
3941 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3942 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3943 (s390_handle_arch_option, s390_handle_option): New functions.
3944 (override_options): Remove parsing of option strings.
3945 * config/s390/s390.opt: New file.
3947 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3949 * tree-complex.c (expand_vector_operations): Call
3950 update_stmt_if_modified.
3952 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3954 * tree-vect-analyze (vect_determine_vectorization_factor):
3955 Do not use GET_MODE_NUNITS.
3956 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3957 (vectorizable_load, vect_transform_loop): Likewise.
3959 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3961 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3962 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3963 * optabs.h (enum optab_index): Add new OTI_lceil.
3964 (lceil_optab): Define corresponding macro.
3965 * optabs.c (init_optabs): Initialize lceil_optab.
3966 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3967 and lceildi2 patterns.
3968 * builtins.c (expand_builtin_int_roundingfn): Handle
3969 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3970 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3971 BUILT_IN_LLCEIL{,F,L}.
3972 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3973 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3974 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3975 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3976 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3977 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3978 into lceil built-in function and (long long int)ceil{,f,l} into
3979 llceil built-in function.
3980 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3983 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3985 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3988 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3990 * config/arm/arm.c: Fix a comment typo.
3991 * doc/tree-ssa.texi: Fix a typo.
3993 2005-04-10 Steven Bosscher <stevenb@suse.de>
3995 * cselib.c (clear_table): Rename to cselib_clear_table.
3996 * cselib.h (cselib_clear_table): Add prototype.
3997 * gcse.c (gcse_main): Make 'f' argument unused.
3998 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3999 of each basic block instead.
4000 (compute_sets, compute_hash_table_work): Likewise.
4001 (constprop_register): Change int 'alter_jumps' argument to bool.
4002 (do_local_cprop): Likewise.
4003 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4004 the insn chain. Explicitly clear the cselib tables after finishing
4005 one basic block. Make sure there are no unterminated libcall blocks.
4006 Update compute_sets call.
4007 (cprop): Walk basic blocks instead of the insn chain.
4008 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4010 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4011 one_cprop_pass calls.
4013 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4015 * combine.c (combine_simplify_rtx): Remove a transformation that
4016 relies on an invalid assumption about rtl sign-extension semantics.
4018 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4020 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4021 to build_int_cst_wide.
4023 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4026 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4027 set the original address pseudo to the correct value before the
4028 original insn, if possible, and leave the insn alone, otherwise
4029 create a new pseudo, set it and replace it in the insn.
4030 * recog.c (validate_change_maybe_volatile): New.
4031 * recog.h (validate_change_maybe_volatile): Declare.
4033 2005-04-09 Caroline Tice <ctice@apple.com>
4035 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4036 Remove targetm.have_named_sections test.
4037 (fix_edges_for_rarely_executed_code): Likewise.
4038 (insert_section_boundary_note): Likewise.
4039 (reorder_basic_blocks): Check partitioning flag before calling
4040 verify_hot_cold_block_grouping.
4041 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4042 the function struct rather than global variables.
4043 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4044 (COLD_END_LABEL): Likewise
4045 (cold_text_section_label): New static global variable.
4046 (cold_end_label): Likewise.
4047 (dwarf2out_switch_text_section): Get hot/cold section labels from
4048 the function struct rather than global variables.
4049 (output_aranges): Use cold_text_section_label and cold_end_label;
4050 check partitioning flag before putting out delta.
4051 (output_ranges): Remove incorrect code attempting to use
4053 (output_line_info): Get cold section label from function struct.
4054 (add_location_or_const_value_attribute): Likewise.
4055 (get_subprogram_die): Get hot/cold section labels from function struct.
4056 (dwarf2out_var_location): Likewise.
4057 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4058 write out cold_text_section_label if partition flag is set.
4059 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4060 * function.h (struct function): Add new fields to point to hot/cold
4061 section labels: hot_section_label, cold_section_label,
4062 hot_section_end_label and cold_section_end_label; also add new field
4063 for cold text section name, unlikely_text_section_name.
4064 * opts.c (decode_options): Turn off partitioning flag if
4065 !targetm.have_named_sections.
4066 * output.h (hot_section_label): Remove.
4067 (hot_section_end_label): Remove.
4068 (cold_section_end_label): Remove.
4069 (unlikely_section_label): Remove.
4070 (unlikely_text_section_name): Remove.
4071 * passes.c (rest_of_handle_final): Remove code that frees
4072 unlikely_text_section_name.
4073 * varasm.c (unlikely_section_label): Remove.
4074 (hot_section_label): Remove.
4075 (hot_section_end_label): Remove.
4076 (cold_section_end_label): Remove.
4077 (unlikely_text_section_name): Remove.
4078 (initialize_cold_section_name): Modify to call
4079 targetm.strip_name_encoding; to store cold section name in current
4080 function struct, if it exists; and to only use the decl_section_name
4081 if flag_named_sections is true.
4082 (unlikely_text_section): Modify to get section name out of current
4083 function struct, if there is one; otherwise build it from
4084 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4085 (in_unlikely_text_section): Likewise.
4086 (named_section): Modify to get/put cold section name in current function
4087 struct, if there is one.
4088 (function_section): Change 'bool unlikely' to 'int reloc'; check
4089 targetm.have_named_sections before calling named_section.
4090 (current_function_section): Likewise.
4091 (assemble_start_function): Modify to get/put unlikely_text_section_name
4092 in current function struct; modify to get hot/cold section labels
4093 from function struct; initialize labels using
4094 ASM_GENERATE_INTERNAL_LABEL;
4095 test partitioning flag before writing out hot section label.
4096 (assemble_end_function): Test partitioning flag before writing out
4097 hot/cold section labels.
4098 (default_section_type_flags_1): Modify to use array instead of
4099 char* for unlikely_text_section_name; set flags correctly for
4100 cold text section if there is not a current function decl.
4102 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4104 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4105 and TI_VA_LIST_FPR_COUNTER_FIELD.
4106 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4107 * tree-pass.h (pass_stdarg): Add.
4108 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4109 * tree-stdarg.c: New file.
4110 * tree-stdarg.h: New file.
4111 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4112 (tree-stdarg.o): Add dependencies.
4113 * function.h (struct function): Add va_list_gpr_size and
4114 va_list_fpr_size fields.
4115 * function.c (allocate_struct_function): Initialize them.
4116 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4117 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4118 (TARGET_INITIALIZER): Add it.
4120 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4121 va_list_{g,f}pr_counter_field.
4122 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4123 area will not be used. Only save registers that tree-stdarg.c
4124 detected they need saving.
4125 (ix86_va_start): Don't set up fields that won't be used.
4127 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4128 va_list_{g,f}pr_counter_field.
4129 (setup_incoming_varargs): Don't do anything if reg_save
4130 area will not be used. Only save registers that tree-stdarg.c
4131 detected they need saving.
4132 (rs6000_va_start): Don't set up fields that won't be used.
4134 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4135 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4136 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4137 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4139 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4142 * config/i386/i386.c (construct_container): Pass empty aligned
4143 struct, union or class in memory.
4145 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4147 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4148 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4149 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4150 config/rs6000/predicates.md: Fix comment typos.
4152 * sched-int.h (haifa_insn_data): Remove blockage and units.
4153 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4154 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4155 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4157 2005-04-09 Jan Hubicka <jh@suse.cz>
4158 Steven Bosscher <stevenb@suse.de>
4160 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4161 * cfgloop.c (get_loop_exit_edges): Likewise.
4162 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4164 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4165 * tree-cfg.c (dump_cfg_status): Likewise.
4167 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4169 * config/rs6000/predicates.md (altivec_register_operand): Remove
4170 redundant match_code test.
4171 (gpc_reg_operand): Same.
4172 (cc_reg_operand): Same.
4173 (cc_reg_not_cr0_operand): Same.
4175 2005-04-09 Jan Hubicka <jh@suse.cz>
4177 Forgotten hunk from my last merge patch:
4178 * final.c (output_addr_const): Do not call mark_referenced.
4180 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4182 * doc/tree-ssa.texi: Add immediate use documentation.
4184 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4186 * arm.c (FL_WBUF): Define.
4187 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4188 (arm_is_6_or_7): Delete.
4189 (arm_tune_wbuf): New.
4190 (arm_override_options): Set arm_tune_wbuf.
4191 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4192 (arm_is_6_or_7): Delete declaration.
4193 (arm_tune_wbuf): New declartion.
4194 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4195 (model_wbuf): Derive from arm_tune_wbuf.
4196 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4197 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4198 (arm740t): Mark CPUs as having a write buffer.
4200 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4202 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4203 of 'const_double_operand' in operand 2 constraints. Update enable
4206 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4208 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4209 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4210 * optabs.h (enum optab_index): Add new OTI_lfloor.
4211 (lfloor_optab): Define corresponding macro.
4212 * optabs.c (init_optabs): Initialize lfloor_optab.
4213 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4214 and lfloordi2 patterns.
4215 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4216 (expand_builtin_int_roundingfn): New function.
4217 (fold_builtin_int_roundingfn): New prototype.
4218 (fold_builtin_int_roundingfn): New function, renamed from
4219 fold_builtin_lround.
4220 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4221 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4222 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4223 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4224 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4225 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4226 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4227 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4228 into lfloor built-in function and (long long int)floor{,f,l} into
4229 llfloor built-in function.
4230 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4233 2005-04-08 Ian Lance Taylor <ian@airs.com>
4235 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4236 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4237 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4238 (DO_COND, DO_BODY): Likewise.
4239 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4240 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4241 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4242 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4243 (build_continue_stmt, build_break_stmt): Don't declare.
4244 (c_do_switch_warnings): Update declaration.
4245 * c-gimplify.c (enum bc_t): Remove.
4246 (struct c_gimplify_ctx, ctxp): Remove.
4247 (push_context, pop_context): Remove static functions.
4248 (c_genericize): Don't call push_context or pop_context.
4249 (begin_bc_block, finish_bc_block): Remove static functions.
4250 (build_bc_goto): Likewise.
4251 (gimplify_c_loop): Likewise.
4252 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4253 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4254 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4255 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4256 * c-common.c (c_do_switch_warnings): Rename from
4257 c_do_switch_warnings_1.
4258 (c_do_switch_warnings) [old version]: Remove.
4259 (c_do_switch_expr_warnings): Remove.
4260 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4261 function instead of c_do_switch_expr_warnings.
4262 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4263 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4264 * c-pretty-print.c (pp_c_statement): Likewise.
4265 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4267 2005-04-08 Devang Patel <dpatel@apple.com>
4269 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4270 While selecting replacement condition pay attention to loop header.
4272 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4274 Merge from tree-cleanup-branch: VRP, store CCP, store
4275 copy-prop, incremental SSA updating of FUD chains and
4276 newly exposed symbols.
4278 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4279 (OBJS-common): Add tree-vrp.o.
4280 (tree-vrp.o): New rule.
4281 * basic-block.h (nearest_common_dominator_for_set): Declare.
4282 * common.opt (ftree-store-ccp): New flag.
4283 (ftree-copy-prop): New flag.
4284 (ftree-vrp): New flag.
4285 (ftree-store-copy-prop): New flag.
4286 * dominance.c (nearest_common_dominator_for_set): New.
4287 * domwalk.c (walk_dominator_tree): Only traverse
4288 statements in blocks marked in walk_data->interesting_blocks.
4289 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4290 * fold-const.c (fold): Handle ASSERT_EXPR.
4291 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4292 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4293 flag_tree_vrp at -O2.
4294 * timevar.def (TV_TREE_VRP): Define.
4295 (TV_TREE_COPY_PROP): Define.
4296 (TV_TREE_STORE_COPY_PROP): Define.
4297 (TV_TREE_SSA_INCREMENTAL): Define.
4298 (TV_TREE_STORE_CCP): Define.
4299 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4300 to kill_redundant_phi_nodes from comment.
4301 (verify_expr): Handle ASSERT_EXPR.
4302 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4303 argument. Update all users.
4304 (mark_call_clobbered_vars_to_rename): Remove. Update all
4306 * tree-flow-inline.h (unmodifiable_var_p): New.
4307 * tree-flow.h (enum value_range_type): Declare.
4308 (struct value_range_def): Declare.
4309 (value_range): Declare.
4310 (remove_all_phi_nodes_for): Remove. Update all users.
4311 (find_phi_node_for): Declare.
4312 (add_type_alias): Declare.
4313 (count_uses_and_derefs): Declare.
4314 (kill_redundant_phi_nodes): Remove.
4315 (rewrite_into_ssa): Remove.
4316 (rewrite_def_def_chains): Remove.
4317 (update_ssa, register_new_name_mapping, create_new_def_for,
4318 need_ssa_update_p, name_registered_for_update_p,
4319 release_ssa_name_after_update_ssa, dump_repl_tbl,
4320 debug_repl_tbl, dump_names_replaced_by,
4321 debug_names_replaced_by, mark_sym_for_renaming,
4322 mark_set_for_renaming, get_current_def, set_current_def,
4323 get_value_range, dump_value_range, debug_value_range,
4324 dump_all_value_ranges, debug_all_value_ranges,
4325 expr_computes_nonzero, loop_depth_of_name,
4326 unmodifiable_var_p): Declare.
4327 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4329 * tree-into-ssa.c (block_defs_stack): Update comment.
4330 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4331 syms_to_rename, names_to_release, repl_tbl,
4332 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4333 need_to_replace_names_p): New locals.
4334 (NAME_SETS_GROWTH_FACTOR): Define.
4335 (struct repl_map_d): Declare.
4336 (struct mark_def_sites_global_data): Add field
4338 (enum rewrite_mode): Declare.
4339 (REGISTER_DEFS_IN_THIS_STMT): Define.
4340 (compute_global_livein): Use last_basic_block instead of
4342 (set_def_block): Remove last argument. Update all callers.
4343 (prepare_use_operand_for_rename): Remove. Update all callers.
4344 (prepare_def_operand_for_rename): Remove. Update all callers.
4345 (symbol_marked_for_renaming): New.
4348 (repl_map_hash): New.
4350 (repl_map_free): New.
4351 (names_replaced_by): New.
4352 (add_to_repl_tbl): New.
4353 (add_new_name_mapping): New.
4354 (mark_def_sites): Assume that all the operands in the
4355 statement are in normal form.
4356 (find_idf): Assert that the block in the stack is valid.
4357 (get_default_def_for): New.
4358 (insert_phi_nodes_for): Add new argument 'update_p'.
4360 If update_p is true, add a new mapping between the LHS of
4361 each new PHI and the name that it replaces.
4362 (insert_phi_nodes_1): Only call find_idf if needed.
4363 (get_reaching_def): Call get_default_def_for.
4364 (rewrite_operand): Remove.
4365 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4366 and REWRITE_THIS_STMT are false.
4367 Assume that all the operands in the statement are in
4369 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4370 (rewrite_virtual_phi_arguments): Remove.
4371 (invalidate_name_tags): Remove.
4372 (register_new_update_single, register_new_update_set,
4373 rewrite_update_init_block, replace_use,
4374 rewrite_update_fini_block, rewrite_update_stmt,
4375 rewrite_update_phi_arguments): New.
4376 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4377 Add arguments 'entry', 'what' and 'blocks'.
4378 Initialize the dominator walker according to 'what' and
4380 Start the dominator walk at 'entry'.
4381 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4382 Use it to configure the dominator walker.
4383 (rewrite_into_ssa): Remove argument 'all'.
4385 (rewrite_all_into_ssa): Remove.
4386 (rewrite_def_def_chains): Remove.
4387 (mark_def_interesting, mark_use_interesting,
4388 prepare_phi_args_for_update, prepare_block_for_update,
4389 prepare_def_site_for, prepare_def_sites,
4390 dump_names_replaced_by, debug_names_replaced_by,
4391 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4392 delete_update_ssa, create_new_def_for,
4393 register_new_name_mapping, mark_sym_for_renaming,
4394 mark_set_for_renaming, need_ssa_update_p,
4395 name_registered_for_update_p, ssa_names_to_replace,
4396 release_ssa_name_after_update_ssa,
4397 insert_updated_phi_nodes_for, update_ssa): New.
4398 * tree-loop-linear.c (linear_transform_loops): Call
4399 update_ssa instead of rewrite_into_ssa.
4400 * tree-optimize.c (vars_to_rename): Remove.
4402 (init_tree_optimization_passes): Replace
4403 pass_redundant_phi with pass_copy_prop.
4405 Replace pass_ccp with pass_store_ccp.
4406 Add pass_store_copy_prop after pass_store_ccp.
4407 (execute_todo): If the TODO_ flags don't include updating
4408 the SSA form, assert that it does not need to be updated.
4409 Call update_ssa instead of rewrite_into_ssa and
4410 rewrite_def_def_chains.
4411 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4412 (tree_rest_of_compilation):
4413 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4414 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4415 TODO_cleanup_cfg): Renumber.
4416 (TODO_verify_loops, TODO_update_ssa,
4417 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4418 TODO_update_ssa_only_virtuals): Define.
4419 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4421 * tree-phinodes.c (make_phi_node): Update documentation.
4422 (remove_all_phi_nodes_for): Remove.
4423 (find_phi_node_for): New.
4424 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4425 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4426 (interpret_rhs_modify_expr): Likewise.
4427 * tree-sra.c (decide_instantiations): Mark all symbols in
4428 SRA_CANDIDATES for renaming.
4429 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4430 (mark_all_v_defs): New function. Update all users to call it
4431 with the whole list of scalarized statements, not just the
4433 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4434 (compute_flow_insensitive_aliasing): If the tag is
4435 unmodifiable and the variable isn't or vice-versa, don't
4436 make them alias of each other.
4437 (setup_pointers_and_addressables): If the type tag for
4438 VAR is about to change, mark the old one for renaming.
4439 (add_type_alias): New.
4440 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4441 (ccp_lattice_t): Rename from latticevalue.
4442 (value): Remove. Update all users.
4443 (const_val): New local variable.
4444 (do_store_ccp): New local variable.
4445 (dump_lattice_value): Handle UNINITIALIZED.
4446 (debug_lattice_value): New.
4447 (get_default_value): Re-write.
4448 (set_lattice_value): Re-write.
4449 (def_to_varying): Remove. Update all users.
4450 (likely_value): Return VARYING for statements that make
4451 stores when STORE_CCP is false.
4452 Return VARYING for any statement other than MODIFY_EXPR,
4453 COND_EXPR and SWITCH_EXPR.
4454 (ccp_initialize): Re-write.
4455 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4456 Move to tree-ssa-propagate.c.
4457 (ccp_lattice_meet): Handle memory stores when
4458 DO_STORE_CCP is true.
4459 (ccp_visit_phi_node): Likewise.
4460 (ccp_fold): Likewise.
4461 (evaluate_stmt): Likewise.
4462 (visit_assignment): Likewise.
4463 (ccp_visit_stmt): Likewise.
4464 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4468 (do_ssa_store_ccp): New.
4469 (gate_store_ccp): New.
4470 (pass_store_ccp): Declare.
4471 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4472 (may_propagate_copy): Reformat.
4473 Don't abort if ORIG is a virtual and DEST isn't.
4474 If NEW does not have alias information but DEST does,
4476 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4477 copy_prop_kind, which_copy_prop): Declare.
4478 (stmt_may_generate_copy, get_copy_of_val,
4479 get_last_copy_of, set_copy_of_val, dump_copy_of,
4480 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4481 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4482 init_copy_prop, fini_copy_prop, execute_copy_prop,
4483 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4484 store_copy_prop): New.
4485 (pass_copy_prop, pass_store_copy_prop): Declare.
4486 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4487 'num_const_prop' and 'num_copy_prop'.
4488 (cprop_operand): Update them.
4489 (dump_dominator_optimization_stats): Dump them.
4490 (tree_ssa_dominator_optimize): Call update_ssa instead of
4492 (loop_depth_of_name): Declare extern.
4493 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4494 values for LOW or HIGH.
4495 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4496 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4497 (cprop_operand): Only propagate if VAL != OP.
4498 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4499 statement for renaming.
4500 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4501 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4502 add_type_alias if necessary.
4503 Call mark_new_vars_to_rename.
4504 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4505 mark every statement updated, call update_ssa and
4506 rewrite_into_loop_closed_ssa.
4507 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4508 from LIVEIN if VAR is a virtual.
4509 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4510 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4511 (get_call_expr_operands): Reformat statement.
4512 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4514 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4515 SSA_NAME_VALUE for every name.
4516 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4517 get_value_loaded_by): New.
4518 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4519 substitute_and_fold): Move from tree-ssa-ccp.c.
4520 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4521 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4522 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4524 * tree-ssa.c (verify_use): Fix error message.
4525 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4526 check_phi_redundancy, kill_redundant_phi_nodes,
4527 pass_redundant_phi): Remove. Update all users.
4528 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4529 add_type_alias, if necessary.
4530 * tree-vectorizer.h (struct _stmt_vect_info): Update
4531 documentation for field 'memtag'.
4532 * tree-vrp.c: New file.
4533 * tree.def (ASSERT_EXPR): Define.
4534 * tree.h (ASSERT_EXPR_VAR): Define.
4535 (ASSERT_EXPR_COND): Define.
4536 (SSA_NAME_VALUE_RANGE): Define.
4537 (struct tree_ssa_name): Add field 'value_range'.
4538 (PHI_REWRITTEN): Remove.
4539 (struct tree_phi_node): Remove field 'rewritten'.
4540 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4541 -ftree-store-copy-prop): Document.
4542 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4543 Document usage of update_ssa.
4545 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4548 * config/rs6000/predicates.md (altivec_register_operand): Accept
4550 (and64_operand): Do not limit CONST_INT to mask64_operand.
4551 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4552 (and_operand): Do not limit CONST_INT to mask_operand.
4554 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4556 PR rtl-optimization/20466
4557 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4558 for overlap of the address of each list member.
4559 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4561 2005-04-08 Mike Stump <mrs@apple.com>
4563 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4565 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4568 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4570 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4572 * function.c (push_function_context_to): Don't set
4574 * function.h (function): Remove contains_functions.
4575 (current_function_contains_functions): Remove.
4577 * function.h (function): Remove instrument_entry_exit.
4578 (current_function_instrument_entry_exit): Remove.
4580 * function.h (nonlocal_labels): Remove.
4582 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4584 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4585 (check_attr_value, write_attr_get, write_expr_attr_cache,
4586 find_attr, make_internal_attr): Don't reference negative_ok or
4588 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4589 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4590 (ATTR_STATIC): Adjust the value.
4592 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4594 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4596 * config/s390/tpf.h (ASM_SPEC): Define.
4598 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4600 * tree-flow.h: Remove the prototype for
4601 redirect_immediate_uses.
4602 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4604 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4606 * arm.c (arm_const_double_by_parts): New function.
4607 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4608 * arm.md (define_split for 64-bit constants): Add another one.
4610 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4612 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4614 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4616 * system.h: Revert last change.
4618 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4620 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4621 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4622 (TARGET_SWITCHES): Delete.
4623 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4624 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4625 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4626 * config/xtensa/xtensa.opt: New file.
4628 2005-04-08 Ben Elliston <bje@au.ibm.com>
4630 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4631 * config/fp-bit.h: Tidy comments.
4633 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4635 * system.h: Poison PARAMS.
4637 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4639 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4640 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4641 (TARGET_SWITCHES): Delete.
4642 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4643 * config/vax/vax.opt: New file.
4645 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4647 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4649 2005-04-07 Ian Lance Taylor <ian@airs.com>
4651 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4653 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4654 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4657 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4659 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4660 all immediate uses in PHI nodes.
4662 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4664 * arm.c (arm_const_double_inline_cost): Handle any constant by
4665 using gen_lowpart and gen_highpart_mode.
4666 (note_invalid_constants): All constants in an RTX with a constraint
4667 that permits memory are now pushed to the constant pool.
4668 (output_move_double): Delete code to handle reg to reg and
4669 constant to reg moves.
4670 (const_double_needs_minipool, output_mov_immediate): Delete.
4671 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4672 CONST_INT and CONST_VECTOR.
4673 * arm.md (ANY64): New mode macro.
4674 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4675 (movdf_soft_insn): Split reg-reg and const-reg moves.
4676 (split patterns for 64-bit constant and register moves): New.
4677 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4678 (cirrus_movdf_hard_insn): Likewise.
4679 * fpa.md (movdf_fpa): Likewise.
4680 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4681 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4683 (movv2si_internal_2): Likewise.
4684 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4685 (movdf_vfp): Likewise.
4686 * arm-protos.h (output_mov_immediate): Delete prototype.
4688 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4691 * simplify-rtx.c (simplify_unary_operation_1): Check
4692 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4694 2005-04-06 James E Wilson <wilson@specifixinc.com>
4697 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4700 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4702 * coverage.h (GCOV_TYPE_NODE): Delete.
4703 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4704 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4705 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4706 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4707 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4709 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4712 * Makefile.in (gcc.pot): Remove options.c dependency.
4713 * optc-gen.awk: Don't quote help strings with N_().
4715 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4717 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4718 the function returns a pointer type.
4720 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4722 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4723 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4724 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4725 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4726 explicit_uses members.
4727 (get_or_create_used_part_for): Initialize new fields.
4728 (fieldoff_compare): New function.
4729 (create_overlap_variables_for): Count number of fields, use
4730 heuristic to determine whether to create subvars for vars with
4732 Sort the field list by offset and avoid creating duplicate SFT's.
4734 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4736 * c.opt (-F): Remove trailing whitespace from help string.
4737 (-finput-charset): Use a tab to separate the switch name and help
4739 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4740 (-ftree-vectorizer-verbose): Likewise.
4742 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4744 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4745 a PHI argument where a use occurs instead of all PHI arguments.
4747 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4749 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4752 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4754 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4755 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4756 config/bfin/bfin.h: Fix comment typos.
4758 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4760 * doc/install.texi: Update the URL for Jacks.
4761 * doc/sourcebuild.texi: Likewise.
4763 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4766 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4767 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4769 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4771 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4773 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4775 * config/v850/v850-protos.h (override_options): Delete.
4776 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4777 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4778 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4779 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4780 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4781 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4782 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4783 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4784 (OVERRIDE_OPTIONS): Delete.
4785 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4786 (small_memory_info): Remove the value field.
4787 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4789 * config/v850/v850.c (small_memory): Remove the value field.
4790 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4791 (override_options): Delete.
4792 (v850_handle_memory_option, v850_handle_option): New functions.
4793 * config/v850/v850.opt: New file.
4795 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4797 * config.host: Add a section for generic hosts, and a subsection
4798 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4799 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4800 * config/host-darwin.h: New.
4801 * config/x-darwin: New.
4802 * config/i386/host-i386-darwin.c: New.
4803 * config/i386/x-darwin: New.
4804 * config/rs6000/host-darwin.c: Include host-darwin.h.
4805 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4806 (darwin_rs6000_gt_pch_use_address): Likewise.
4807 * config/rs6000/x-darwin: Change name of .o built, update
4808 dependencies for changes to rs6000/host-darwin.c.
4810 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4813 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4815 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4817 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4818 split_loop_exit_edge instead of loop_split_edge_with.
4820 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4822 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4823 UNSPEC_SET_VSCR): New constants, used throughout.
4825 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4827 (altivec_vspltis<VI_char>): ... this pattern, using
4828 a QImode const_int_operand for the immediate.
4829 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4832 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4835 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4837 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4839 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4841 2005-04-06 Ben Elliston <bje@au.ibm.com>
4843 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4844 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4845 macros as living in "this file" and not gcc.h.
4847 2005-04-06 Ben Elliston <bje@au.ibm.com>
4849 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4850 -ftree-live_range_split. Perhaps renamed at some point?
4852 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4855 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4856 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4858 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4860 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4861 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4862 (number_of_iterations_special): New function.
4863 (number_of_iterations_exit): Use number_of_iterations_special.
4864 Use simplify_using_outer_evolutions only at -O3.
4865 (number_of_iterations_cond, tree_simplify_using_condition,
4866 simplify_using_initial_conditions, loop_niter_by_eval,
4867 compare_trees, can_count_iv_in_wider_type_bound,
4868 simplify_using_outer_evolutions): Use fold_build.
4870 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4872 * doc/install.texi (Configuration): Document --with-java-home.
4874 2005-04-05 Richard Henderson <rth@redhat.com>
4878 * config/i386/i386.c (print_operand): Handle vector zeros.
4879 (ix86_split_to_parts): Handle CONST_VECTOR.
4880 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4881 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4882 what modes to tie for MMX and SSE registers.
4883 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4884 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4885 to vector modes as well.
4886 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4887 properly as an input mode.
4889 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4891 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4893 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4895 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4897 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4899 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4900 and local functions, set sse_nregs to 8 and float_in_sse.
4901 (function_arg_advance, function_arg): If float_in_sse, pass
4902 SFmode and DFmode arguments in SSE registers.
4903 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4905 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4906 of -funit-at-a-time.
4908 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4910 * config/i386/i386-protos.h (ix86_function_value): Accept two
4911 arguments, like the target macro.
4912 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4913 * config/i386/i386.c (ix86_function_value): Accept the second
4914 argument of the target macro.
4915 (ix86_function_ok_for_sibcall): Pass a function pointer to
4916 ix86_function_value.
4917 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4918 call to ix86_value_regno).
4919 (ix86_value_regno): Add support for returning floating point values
4922 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4924 PR tree-optimization/20076
4925 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4926 that call __builtin_return or __builtin_apply_args.
4928 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4930 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4931 Use immediate use iterator.
4932 (stmt_is_bumper_for_loop): Use immediate use iterator.
4933 * predict.c (strip_builtin_expect): Use update_stmt.
4934 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4935 on all elements of a STATEMENT_LIST.
4936 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4937 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4938 (bsi_replace): Mark stmt as modified and the update it.
4939 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4940 (expand_complex_libcal): Call update_stmt.
4941 (expand_complex_comparison): Call mark_stmt_modified.
4942 (expand_complex_operations_1): Call update_stmt_if_modified.
4943 (expand_vector_operations_1): Call mark_stmt_modified.
4944 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4945 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4946 add_immediate_use, redirect_immediate_use,
4947 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4948 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4949 (mark_new_vars_to_rename): Call update_stmt.
4950 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4951 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4953 (unmodify_stmt): Delete.
4954 (update_stmt): New. Force an update of a stmt.
4955 (update_stmt_if_modified): update a stmt if it is out of date.
4956 (get_stmt_operands): Verify stmt is NOT modified.
4957 (stmt_modified_p): Update comment.
4958 (delink_imm_use): Remove a use node from its immuse list.
4959 (link_imm_use_to_list): Link a use node to a specific list.
4960 (link_imm_use): Link a node to the correct list.
4961 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4962 it in the correct list, if appropriate.
4963 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4964 (relink_imm_use): Link a use node in place of another node in a list.
4965 (relink_imm_use_stmt): LInk a node in place of another node, and set
4967 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4968 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4969 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4970 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4971 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4972 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4973 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4974 (has_zero_uses): New. Return true if there are no uses of a var.
4975 (has_single_use): New. Return true if there is only a single use of a
4977 (single_imm_use): New. Return the simgle immediate use.
4978 (num_imm_uses): New. Return the number of immediate uses.
4979 (get_v_must_def_ops): Use is now a pointer.
4980 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4981 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4983 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4984 (delink_stmt_imm_use): Delink all immuses from a stmt.
4985 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4986 * tree-flow.h (struct dataflow_d): Delete.
4987 (immediate_use_iterator_d): New. Immediate use iterator struct.
4988 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4989 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4990 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4992 (struct stmt_ann_d): Remove dataflow_t from struct.
4993 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4994 (if_convertible_phi_p): Use FAST immuse iterator.
4995 (if_convertible_loop_p): Don't call compute_immediate_uses.
4996 (replace_phi_with_cond_modify_expr): Call update_stmt.
4997 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4998 update_stmt_if_modified.
4999 (rewrite_all_into_ssa): Initialize ssa operands.
5000 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5001 compute_immediate_uses.
5002 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5003 ssa_property is available.
5004 (execute_one_pass): Change parameters passed to execute_todo.
5005 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5006 (remove_ssa_form): Call fini_ssa_operands.
5007 (insert_backedge_copies): Delete call to modify_stmt.
5008 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5009 (release_phi_node): Delink any use nodes before releasing.
5010 (resize_phi_node): Relink any use nodes.
5011 (remove_phi_arg_num): Delink the use node.
5012 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5013 (remove_all_phi_nodes_for): Release phi node first.
5014 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5015 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5016 (scalarize_use, scalarize_copy): Call update_stmt.
5017 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5018 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5019 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5020 (ccp_initialize): Remove call to compute_immediate_uses.
5021 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5022 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5024 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5025 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5026 (eliminate_redundant_computations): Call mark_stmt_modified.
5027 (cprop_operand): Call mark_stmt_modified.
5028 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5029 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5030 (dse_optimize_stmt): Use new immuse interface.
5031 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5032 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5033 (substitute_single_use_vars): Use new immuse interface.
5034 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5035 and compute_immediate_uses.
5036 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5038 (rewrite_mem_refs): Call update_stmt.
5039 (determine_lsm): Remove call to compute_imm_uses and free_df.
5040 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5041 (try_unroll_loop_completely): Call update_stmt.
5042 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5043 (rewrite_use_compare): Call update_stmt.
5044 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5045 (rewrite_use) : Call update_stmt.
5046 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5047 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5049 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5050 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5051 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5053 (initialize_vuse_operand): New. Initialize a vuse operand.
5054 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5055 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5056 (finalize_ssa_defs): Use stmt parameter.
5057 (correct_use_link): Ensure a use node is in the correct list, and has
5058 the correct stmt pointer.
5059 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5060 finalize_ssa_v_must_defs): Also initialize use nodes.
5061 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5062 (build_ssa_operands): Seperate parsing from final operand construction.
5063 (parse_ssa_operands): New. Parse entry point for operand building.
5064 (swap_tree_operands): New. Swap 2 tree operands.
5065 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5067 (get_expr_operands): Call swap_tree_operands when needed.
5068 (copy_virtual_operands): Use initialize routines for virtual use ops.
5069 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5070 (verify_abort): New. Issue imm_use error.
5071 (verify_imm_links): New Verify imm_use links for a var.
5072 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5073 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5074 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5075 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5076 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5077 (NULL_USE_OPERAND_P) Define.
5078 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5080 (struct vuse_operand_type): New struct.
5081 (SET_USE): Call set_ssa_use_from_ptr.
5083 (PHI_ARG_INDEX_FROM_USE): Define.
5084 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5085 argument via SET_USE, not PHI_ARG_DEF_TREE.
5086 * tree-ssa-pre.c (eliminate): Call update_stmt.
5087 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5089 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5090 (nearest_common_dominator_of_uses): Use imm_use iterator.
5091 (statement_sink_location): Use imm_use iterator and interface.
5092 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5093 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5094 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5095 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5096 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5097 if new parameter is true.
5098 (init_tree_ssa): Don't initialize operand cache here.
5099 (delete_tree_ssa): Don't destroy operand cache here.
5100 (propagate_into_addr): Pass in a use pointer, return true if anything
5102 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5103 (check_phi_redundancy): Use imm_use iterator.
5104 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5106 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5107 (release_ssa_name): Delink node and all elements in its imm_use list.
5108 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5109 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5110 * tree-vectorizer.c (need_imm_uses_for): Delete.
5111 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5112 * tree.h (struct ssa_imm_use_d): Define.
5113 (SSA_NAME_IMM_USE_NODE): Define.
5114 (struct tree_ssa_name): Add imm_use node.
5116 (PHI_ARG_IMM_USE_NODE): Define.
5117 (struct phi_arg_d): Add imm_use node.
5118 (struct tree_phi_node): Remove struct dataflow_d element.
5119 (TDF_STMTADDR): Define.
5121 2005-04-05 Dale Johannesen <dalej@apple.com>
5123 * doc/invoke.texi (Optimization Options): Remove
5124 duplicate -fcse-follow-jumps. Add -fweb.
5125 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5126 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5128 2005-04-05 Per Bothner <per@bothner.com>
5130 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5131 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5132 (warn_uninit): Get EXPR_LOCUS from context now instead.
5133 This fixes a USE_MAPPED_LOCATION testsuite failure.
5135 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5137 2005-04-05 Per Bothner <per@bothner.com>
5139 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5140 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5141 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5144 2004-04-05 Devang Patel <dpatel@apple.com>
5146 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5147 (lhsr<mode>3): ... new name.
5148 (altivec_vsra<VI_char>): Rename to ..
5149 (ashr<mode>3): ... new name.
5150 * config/rs6000/rs6000.c (builtin_description): Rename shift
5153 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5155 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5156 gen_lowpart_for_combine.
5157 * cse.c (gen_lowpart_if_possible): Move...
5158 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5160 (gen_lowpart_no_emit_general): Use it.
5162 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5164 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5167 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5169 * system.h: Fix typo.
5171 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5173 * config/bfin/bfin-modes.def: New file.
5174 * config/bfin/bfin-protos.h: New file.
5175 * config/bfin/bfin.c: New file.
5176 * config/bfin/bfin.h: New file.
5177 * config/bfin/bfin.md: New file.
5178 * config/bfin/bfin.opt: New file.
5179 * config/bfin/crti.s: New file.
5180 * config/bfin/crtn.s: New file.
5181 * config/bfin/elf.h: New file.
5182 * config/bfin/lib1funcs.asm: New file.
5183 * config/bfin/predicates.md: New file.
5184 * config/bfin/t-bfin: New file.
5185 * config/bfin/t-bfin-elf: New file.
5186 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5187 Document new attributes.
5188 (interrupt, interrupt_handler, saveall): Update documentation for
5190 * doc/install.texi (Specific): Add entry for the Blackfin.
5191 * doc/invoke.texi (Blackfin Options): New section.
5192 * doc/md.texi (Blackfin family): New section to document constraints.
5193 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5195 2005-04-05 Olivier Hainque <hainque@adacore.com>
5197 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5198 match what the system unwinder expects.
5199 * config/mips/mips.c (mips_frame_set): If we're saving the return
5200 address register and the dwarf return address column number differs
5201 from the hard register number, adjust the note reg to refer to the
5204 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5206 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5207 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5208 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5209 (processor_type): New enum.
5210 (mn10300_processor): New variable.
5211 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5212 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5213 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5214 (PROCESSOR_DEFAULT): New macro.
5215 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5216 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5217 (mn10300_handle_option, mn10300_override_options): New functions.
5218 * config/mn10300/mn10300.opt: New file.
5220 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5221 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5223 PR tree-optimization/19903
5224 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5225 that don't fit in their type after conversion.
5227 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5230 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5231 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5232 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5233 flag here. Implement using define_insn_and_split.
5234 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5235 (frndintxf2_mask_pm_i387): New insn patterns.
5236 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5237 Do not set ix86_optimize_mode_switching flag.
5238 (ceilsf2, ceildf2, ceilxf2): Same.
5239 (btruncsf2, btruncdf2, btruncxf2): Same.
5240 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5242 2005-04-05 Ian Lance Taylor <ian@airs.com>
5245 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5246 i386_pe_record_external_function.
5247 (i386_pe_record_external_function): Update declaration.
5248 * config/i386/winnt.c (struct extern_list): Add decl field.
5249 (i386_pe_record_external_function): Add decl parameter.
5250 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5252 * config/i386/i386-protos.h (i386_pe_record_external_function):
5255 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5257 * config/m68k/m68k-protos.h: Add a prototype for
5258 valid_dbcc_comparison_p_2.
5259 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5260 extend_operator, const_uint32_operand, const_sint32_operand,
5261 general_src_operand, nonimmediate_src_operand,
5262 memory_src_operand, post_inc_operand, pre_dec_operand,
5263 pcrel_address): Move to predicates to predicates.md.
5264 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5265 * config/m68k/m68k.md: Include predicates.md.
5266 * config/m68k/predicates.md: New.
5268 2005-04-04 Roger Sayle <roger@eyesopen.com>
5270 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5272 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5274 2005-04-04 Ian Lance Taylor <ian@airs.com>
5276 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5278 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5279 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5280 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5281 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5282 * c-common.c (c_do_switch_warnings_1): New static function broken
5283 out of c_do_switch_warnings.
5284 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5285 (c_do_switch_expr_warnings): New function.
5286 * c-common.h (c_do_switch_expr_warnings): Declare.
5288 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5289 Daniel Jacobowitz <dan@codesourcery.com>
5291 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5293 * rtlanal.c (may_trap_p): Same.
5295 2005-04-04 Dale Johannesen <dalej@apple.com>
5297 * ChangeLog: remove reference to ChangeLog.12.
5299 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5301 CRIS epilogue as RTL.
5302 * config/cris/cris.md: Change all 0 in unspec 0 to
5304 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5305 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5307 ("return"): Change to define_expand. Call cris_expand_return for
5309 ("*return_expanded"): New pattern.
5310 ("epilogue"): New define_expand.
5311 * config/cris/cris.h (PREDICATE_CODES): Add
5312 cris_load_multiple_op.
5313 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5315 (enum cris_retinsn_type): New.
5316 (struct machine_function): New member return_type.
5317 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5318 (cris_target_asm_function_epilogue): Remove, moving RTLified
5320 (cris_expand_epilogue): New function.
5321 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5322 (cris_gen_movem_load, cris_load_multiple_op)
5323 (cris_return_address_on_stack_for_return, cris_expand_return): New
5325 (cris_target_asm_function_prologue)
5326 (cris_initial_frame_pointer_offset): Call
5327 cris_reg_saved_in_regsave_area instead of complicated expression.
5328 Call cris_return_address_on_stack instead of an expression.
5329 (cris_print_operand) <case 'o', case 'O'>: New cases.
5330 (cris_return_address_on_stack): Change return-type to bool.
5331 (cris_simple_epilogue): Ditto. Return false if registers are
5333 * config/cris/cris-protos.h (cris_simple_epilogue)
5334 (cris_return_address_on_stack): Adjust prototype return type.
5335 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5336 (cris_return_address_on_stack_for_return): New prototypes.
5338 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5340 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5341 gpr_or_int12_operand.
5343 * config/frv/frv-protos.h: Add a prototype to
5344 frv_legitimate_memory_operand and frv_const_unspec_p.
5345 (frv_unspec): Move from frv.c.
5346 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5347 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5348 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5349 gpr_or_fpr_operand, gpr_or_int12_operand,
5350 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5351 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5352 int6_operand, int5_operand, uint5_operand, uint4_operand,
5353 uint1_operand, int_2word_operand, uint16_operand,
5354 upper_int16_operand, integer_register_operand,
5355 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5356 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5357 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5358 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5359 move_destination_operand, movcc_fp_destination_operand,
5360 frv_function_symbol_referenced_p, move_source_operand,
5361 condexec_dest_operand, condexec_source_operand,
5362 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5363 const_unspec_operand, gpr_or_memory_operand,
5364 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5365 icc_operand, fcc_operand, cc_operand, icr_operand,
5366 fcr_operand, cr_operand, call_operand, sibcall_operand,
5367 symbolic_operand, relational_operator,
5368 integer_relational_operator, float_relational_operator,
5369 ccr_eqne_operator, minmax_operator,
5370 condexec_si_binary_operator, condexec_si_media_operator,
5371 condexec_si_divide_operator, condexec_si_unary_operator,
5372 condexec_sf_conv_operator, condexec_sf_add_operator,
5373 condexec_memory_operand, intop_compare_operator, acc_operand,
5374 even_acc_operand, quad_acc_operand, accg_operand: Move to
5376 * config/frv/frv.h (PREDICATE_CODES): Remove.
5377 * config/frv/frv.md: Include predicates.md.
5378 * config/frv/predicates.md: New.
5380 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5383 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5384 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5385 (add_standard_iv_candidates_for_size): New function, extracting code
5386 from add_standard_iv_candidates and parameterizing it by type size.
5387 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5389 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5391 * system.h (GCOV_SIZE_TYPE): Unposion.
5392 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5393 (GCOV_TYPE_SIZE): ...this new macro.
5394 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5395 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5396 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5397 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5398 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5399 instead of unsigned_intSI_type_node.
5400 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5401 (rtl_gen_one_value_profiler_no_edge_manipulation)
5402 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5403 * value-prof.c: Include coverage.h.
5405 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5406 Diego Novillo <dnovillo@redhat.com>
5408 Fix PR tree-optimization/20703
5409 Fix PR tree-optimization/20725
5411 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5412 (create_expression_by_pieces): Ditto.
5413 (valid_in_set): Ditto. Also handle tcc_declaration.
5414 (find_or_generate_expression): Handle comparison class.
5415 (insert_into_preds_of_block): Ditto.
5416 (insert_aux): Ditto.
5417 (create_value_expr_from): Handle comparison class, recursively
5418 handle reference nodes.
5419 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5420 (execute_pre): Fix spacing.
5421 (do_fre): Renamed to execute_fre.
5423 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5425 * doc/invoke.texi (SPARC options): Document that
5426 -mlittle-endian is not supported on Linux either.
5428 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5432 * config.gcc (Obsolete configurations): Remove
5433 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5434 (sparclite-*-coff*): Delete.
5435 (sparclite-*-elf*): Likewise.
5436 (sparc86x-*-elf*): Likewise.
5437 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5438 * config/sparc/lite.h: Delete.
5439 * config/sparc/litecoff.h: Likewise.
5440 * config/sparc/liteelf.h: Likewise.
5441 * config/sparc/sp86x-elf.h: Likewise.
5442 * config/sparc/t-sparclite: Likewise.
5443 * config/sparc/t-sp86x: Likewise.
5445 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5447 * config/s390/s390-protos.h: (s390_comparison,
5448 s390_alc_comparison, s390_slb_comparison, const0_operand,
5449 consttable_operand, larl_operand, s_operand,
5450 shift_count_operand, bras_sym_operand, load_multiple_operation,
5451 store_multiple_operation, s390_plus_operand): Remove prototypes.
5452 (s390_legitimate_address_without_index_p): New prototype.
5453 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5455 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5456 const0_operand, consttable_operand, larl_operand, s_operand,
5457 shift_count_operand, bras_sym_operand, load_multiple_operation,
5458 store_multiple_operation, s390_plus_operand): Move to
5460 (check_mode): Remove.
5461 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5463 (s390_legitimate_address_without_index_p): New.
5464 * config/s390/s390.h (PREDICATE_CODES): Remove.
5465 * config/s390/s390.md: Include predicates.md.
5466 * config/s390/predicates.md: New.
5468 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5471 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5472 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5473 (NEED_INDICATE_EXEC_STACK): Define to 1.
5474 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5475 (NEED_INDICATE_EXEC_STACK): Define to 1.
5476 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5477 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5478 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5479 (pic_helper_emitted_p): New global.
5480 (emit_pic_helper): New function extracted from...
5481 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5482 Do not call emit_pic_helper if delay_pic_helper is true.
5483 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5484 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5485 (sparc_file_end): New function.
5487 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5489 * config/mcore/mcore-protos.h: Remove the prototypes for
5490 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5491 mcore_general_movdst_operand, mcore_reload_operand,
5492 mcore_arith_J_operand, mcore_arith_K_operand,
5493 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5494 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5495 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5496 mcore_literal_K_operand, mcore_addsub_operand,
5497 mcore_compare_operand, mcore_load_multiple_operation,
5498 mcore_store_multiple_operation, mcore_call_address_operand.
5499 Add a prototype for const_ok_for_mcore.
5500 * config/mcore/mcore.c (mcore_call_address_operand,
5501 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5502 mcore_arith_reg_operand, mcore_reload_operand,
5503 mcore_arith_J_operand, mcore_arith_K_operand,
5504 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5505 mcore_arith_M_operand, mcore_arith_imm_operand,
5506 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5507 mcore_literal_K_operand, mcore_addsub_operand,
5508 mcore_compare_operand, mcore_load_multiple_operation,
5509 mcore_store_multiple_operation): Move to predicates.md.
5510 (const_ok_for_mcore): Export.
5511 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5512 * config/mcore/mcore.md: Include predicates.md.
5513 * config/mcore/predicates.md: New.
5515 * config/mcore/predicates.md: Fix a comment typo.
5517 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5518 Adrian Straetling <straetling@de.ibm.com>
5520 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5521 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5522 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5524 ("imul"): Removed from "type" attribute.
5525 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5526 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5527 Changed type to imulsi.
5528 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5530 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5532 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5533 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5534 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5535 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5536 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5537 (TARGET_SWITCHES, mcore_stack_increment_string)
5538 (TARGET_OPTIONS): Delete.
5539 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5540 than *_BIT constants.
5541 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5542 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5543 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5544 (mcore_override_options): Delete mcore_stack_increment code.
5545 Change use of M340_BIT to MASK_M340.
5546 * config/mcore/mcore.opt: New file.
5548 2005-04-04 Ian Lance Taylor <ian@airs.com>
5550 * config/arm/arm.c (replace_symbols_in_block): Remove static
5553 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5555 * config/fr30/fr30-protos.h: Remove the prototypes for
5556 stack_add_operand, add_immediate_operand,
5557 high_register_operand, low_register_operand, call_operand,
5558 di_operand, and nonimmediate_di_operand.
5559 * config/fr30/fr30.c (stack_add_operand,
5560 add_immediate_operand, high_register_operand,
5561 low_register_operand, call_operand, di_operand,
5562 nonimmediate_di_operand): Move to predicates.md.
5563 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5564 * config/fr30/fr30.md: Include predicates.md.
5565 * config/fr30/predicates.md: New.
5567 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5568 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5569 mcore_call_address_operand.
5571 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5572 general_movsrc_operand.
5574 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5576 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5579 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5582 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5585 2005-04-04 Richard Henderson <rth@redhat.com>
5586 Jakub Jelinek <jakub@redhat.com>
5588 PR rtl-optimization/16104
5589 * fold-const.c (fold_unary): Fix folding of vector conversions.
5591 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5593 * config.gcc (xstormy16-*-elf): Set extra_options.
5594 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5595 * config/stormy16/stormy16.opt: New file.
5597 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5599 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5600 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5601 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5602 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5603 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5604 (TARGET_UNIX_ASM): Delete.
5605 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5606 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5607 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5608 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5609 * config/pdp11/pdp11.opt: New file.
5611 2005-04-03 Roger Sayle <roger@eyesopen.com>
5612 Alexandre Oliva <aoliva@redhat.com>
5615 * fold-const.c (non_lvalue): Split tests into...
5616 (maybe_lvalue_p): New function.
5617 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5618 C++ front-end prior to lowering into gimple form.
5620 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5622 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5623 BUILT_IN_STRNCASECMP): New.
5624 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5627 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5630 * arm.md (addsi3_compare0_for_combiner): Delete.
5631 (addsi3_compare0_scratch_for_combiner): Delete.
5632 (cmpsi_neg_shiftsi): Delete.
5633 (compare_negsi_si): New pattern.
5634 (cmpsi_negshiftsi_si): New pattern.
5635 (negated_cbranchsi4): Restrict to equality_operator.
5637 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5640 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5642 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5645 * doc/install.texi: Fix a typo.
5647 2005-04-03 Steven Bosscher <stevenb@suse.de>
5650 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5651 a computed goto if the edge to the computed goto block has
5652 incoming abnormal edges. Clarify how the function works.
5654 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5656 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5657 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5658 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5659 hash_scan_set, reg_set_between_after_reload_p,
5660 reg_used_between_after_reload_p, get_avail_load_store_reg,
5661 eliminate_partially_redundant_load): Likewise.
5662 * postreload.c (reload_cse_simplify_set,
5663 reload_combine_note_use): Likewise.
5664 * predict.c (predict_insn, expected_value_to_br_prob,
5665 propagate_freq, expensive_function_p): Likewise.
5666 * print-rtl.c (print_rtx): Likewise.
5667 * profile.c (instrument_edges, instrument_values,
5668 compute_branch_probabilities, branch_prob, union_groups,
5669 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5670 * protoize.c (in_system_include_dir, file_could_be_converted,
5671 file_normally_convertible, gen_aux_info_file, seek_to_line,
5672 do_cleaning): Likewise.
5673 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5674 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5675 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5677 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5679 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5680 * modulo-sched.c (undo_replace_buff_elem): New structure.
5681 (kernel_number_of_cycles, ps_unschedule_node,
5682 undo_generate_reg_moves,free_undo_replace_buff,
5683 undo_permute_partial_schedule, loop_single_full_bb_p,
5684 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5685 build_loops_structure, get_sched_window): New.
5686 (generate_reg_moves): Return undo_replace_buff_elem and other
5688 (generate_prolog_epilog): Remove old loop versioning.
5689 (sms_schedule): Use loop information and loop_version.
5690 (sms_schedule_by_order): Split part of it to get_sched_window.
5691 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5692 cfg_layout_finalize and free_dominance_info before/after SMS.
5694 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5696 * cfghooks.c (lv_flush_pending_stmts,
5697 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5698 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5699 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5700 lv_add_condition_to_bb,
5701 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5702 flush_pending_stmts): New in cfg_hooks structure.
5703 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5704 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5705 lv_add_condition_to_bb): New declarations.
5706 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5708 (loop_version): Declare.
5709 * cfgloopmanip.c (cfghooks.h): Include.
5710 (duplicate_loop_to_header_edge): Change return type to bool.
5711 (loop_version, lv_adjust_loop_entry_edge): Move here.
5712 * cfgrtl.c (cfgloop.h): Include.
5713 (rtl_verify_flow_info_1): Fix.
5714 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5715 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5717 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5718 tree_lv_add_condition_to_bb): New.
5719 (tree_cfg_hooks): Add new hooks to initialization.
5720 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5721 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5723 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5725 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5726 xstormy16_below100_or_register,
5727 xstormy16_splittable_below100_or_register, and
5728 nonimmediate_nonstack_operand.
5730 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5731 xstormy16_ineqsi_operator, equality_operator,
5732 inequality_operator, shift_operator,
5733 xstormy16_below100_operand, xstormy16_below100_or_register,
5734 xstormy16_splittable_below100_or_register,
5735 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5736 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5737 equality_operator, inequality_operator,
5738 xstormy16_below100_operand, xstormy16_below100_or_register,
5739 xstormy16_splittable_below100_or_register,
5740 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5741 nonimmediate_nonstack_operand, shift_operator): Move to
5743 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5744 * config/stormy16/stormy16.md: Include predicates.md.
5745 * config/stormy16/predicates.md: New.
5747 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5749 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5750 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5751 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5752 move_operand, power_of_2_operand): Move to predicates.md.
5753 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5754 PREDICATE_CODE): Remove.
5755 * config/iq2000/iq2000.md: Include predicates.md.
5756 * config/iq2000/predicates.md: New.
5758 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5760 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5761 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5762 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5763 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5764 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5765 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5766 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5767 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5768 (TARGET_M68HC11): Delete.
5769 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5770 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5771 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5772 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5773 (nb_soft_regs): Delete.
5774 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5775 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5776 and MASK_M6812 being set simultaneously. Change the code that sets
5777 the default m68hc11_soft_reg_count to use integers instead of strings.
5778 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5779 m68hc11_soft_reg_count (which now has an int type) as the number
5781 * config/m68hc11/m68hc11.opt: New file.
5783 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5785 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5786 fp_displacement_operand, sp_displacement_operand.
5788 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5790 Remove the prototypes for tst_operand, cmp_operand,
5791 stack_register_operand, d_register_operand,
5792 hard_addr_reg_operand, splitable_operand,
5793 m68hc11_logical_operator, m68hc11_arith_operator,
5794 m68hc11_non_shift_operator, m68hc11_shift_operator,
5795 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5796 non_push_operand, hard_reg_operand, and
5797 reg_or_some_mem_operand.
5798 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5800 (tst_operand, cmp_operand, non_push_operand,
5801 splitable_operand, reg_or_some_mem_operand,
5802 stack_register_operand, d_register_operand,
5803 hard_addr_reg_operand, hard_reg_operand,
5804 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5805 m68hc11_arith_operator, m68hc11_non_shift_operator,
5806 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5808 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5809 * config/m68hc11/m68hc11.md: Include predicates.md.
5810 * config/m68hc11/predicates.md: New.
5812 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5815 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5816 change checked in along with 2005-03-03's patch for debug/20253.
5817 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5818 (remap_decl): Insert type decl in map earlier.
5820 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5822 PR tree-optimization/20640
5823 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5824 post-dominator if it has phi nodes.
5825 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5826 before dead statements.
5828 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5831 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5833 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5835 PR rtl-optimization/20290
5836 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5837 in every iteration if the entry point is the exit test.
5839 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5841 * config/cris/cris.md (attribute "length"): Define.
5843 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5845 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5846 (word_offset_memref_operand): New.
5847 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5848 (indexed_or_indirect_operand): Delete.
5849 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5850 (indexed_or_indirect_operand): Delete.
5852 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5855 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5858 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5859 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5861 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5863 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5865 2005-04-01 Ian Lance Taylor <ian@airs.com>
5867 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5868 (rus, prus): Remove static variables.
5869 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5870 (process_command): Permit report_times and use_pipes together.
5872 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5874 * c-decl.c (validate_proto_after_old_defn): Look at
5875 TYPE_MAIN_VARIANT of argument types.
5877 2005-04-01 Paul Brook <paul@codesourcery.com>
5879 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5880 (arm_output_function_epilogue): Allow call_via_SP.
5881 (thumb_call_via_reg, arm_file_end): Ditto.
5882 * config/arm/arm.h (struct machine_function): Include space for SP.
5883 (thumb_call_via_label): Update declaration.
5885 2005-04-01 Ian Lance Taylor <ian@airs.com>
5887 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5888 doing a peephole optimization, once again put any notes in the
5891 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5893 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5895 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5897 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5898 (block_alloc, find_free_reg): Likewise.
5899 * loop-doloop.c (doloop_modify): Likewise.
5900 * loop-invariant.c (record_use): Likewise.
5901 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5902 get_iv_value, canon_condition, eliminate_implied_condition,
5903 eliminate_implied_condition, simplify_using_initial_values,
5904 shorten_into_mode, canonicalize_iv_subregs,
5905 iv_number_of_iterations): Likewise.
5906 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5907 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5908 unswitch_loop): Likewise.
5909 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5910 move_movables, replace_call_address, find_and_verify_loops,
5911 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5912 record_giv, final_giv_value, general_induction_var,
5913 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5914 loop_giv_dump): Likewise.
5916 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5917 GCOV_CHECK_WRITING): Remove.
5918 (gcov_position, gcov_rewrite): Use gcc_assert.
5919 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5920 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5921 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5924 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5926 * tree-inline.c: Fix a typo.
5928 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5930 * configure.ac (enable-checking): Explicitly set all variables for
5931 collective switch values. Alphabetize variables. Rename
5932 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5934 * doc/install.texi (enable-checking): Update documentation.
5935 * configure: Rebuilt.
5937 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5939 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5942 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5944 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5945 Also reject cases where this pattern will cause load delay stalls
5946 unless optimizing for size and it will produce a shorter sequence.
5947 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5948 variants to avoid pre-adjusting the base when possible.
5950 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5952 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5953 the frame and argument pointers.
5954 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5955 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5956 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5957 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5958 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5959 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5961 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5963 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5964 with entry for selectany attribute.
5965 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5967 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5968 (i386_pe_asm_named_section): Handle sections generated by
5969 selectany attribute.
5970 * doc/extend.texi (selectany): Document attribute.
5972 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5973 Jan Hubicka <jh@suse.cz>
5975 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5976 to fix addresses involving EBP and ESP.
5977 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5978 for SUBREGed registers.
5979 (legitimate_address_p): Accept SUBREGed registers.
5981 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5984 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5985 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5988 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5990 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5992 2005-04-01 James E Wilson <wilson@specifixinc.com>
5995 * dwarf2out.c (rtl_for_decl_init): New function.
5996 (rtl_for_decl_location): Extracted from here.
5997 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5998 add_const_value_attribute. Delete initializer_constant_valid_p call.
6000 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6002 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6003 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6004 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6005 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6006 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6007 config/i386/i386.md, config/rs6000/predicates.md,
6008 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6009 config/s390/s390.c, config/stormy16/stormy16.c,
6010 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6013 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6016 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6017 COND_EXPR and CALL_EXPR.
6019 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6022 * genautomata.c (first_cycle_unit_presence): Check all alternative
6023 states for unit presence.
6025 * doc/md.texi: Remove remark about impossibility to query unit
6026 presence in non nondeterministic automaton state.
6028 * config/ia64/ia64.c (get_template): Change order of unit querying.
6030 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6032 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6035 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6037 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6038 flag for edges outside any loops.
6040 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6042 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6044 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6046 * tree-ssa-alias.c: Follow spelling conventions.
6047 * doc/tree-ssa.texi: Fix a typo.
6049 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6051 * postreload-gcse.c: Include target.h.
6052 (gcse_after_reload_main): Return early if we cannot modify jumps.
6053 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6055 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6057 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6058 expensive operations.
6060 2005-03-31 Ian Lance Taylor <ian@airs.com>
6062 * collect2.c (lderrout): New variable.
6063 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6064 if it is set, to stderr.
6065 (handler): Unlink lderrout if it is set.
6066 (dump_file): Add "to" parameter. Change all callers.
6067 (main): Initialize lderrout.
6068 (collect_execute): Add errname parameter. Change all callers.
6069 Rename redir parameter to outname. Never pass
6070 PEX_STDERR_TO_STDOUT to pex_run.
6071 * collect2.h (collect_execute, dump_file): Update declarations.
6072 * tlink.c (tlink_execute): Add errname parameter. Change all
6074 (do_tlink): Check lderrout as well as ldout.
6076 2005-03-31 Caroline Tice <ctice@apple.com>
6078 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6079 (bb-reorder.o): Add errors.h to list of requirements.
6080 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6081 profiledbootstrap flags.
6082 * bb-reorder.c (errors.h): Add new include.
6083 (struct bbro_basic_block_data_def): Add new field, in_trace.
6084 (add_unlikely_executed_notes): Remove function.
6085 (mark_bb_for_unlikely_executed_section): Remove function.
6086 (insert_section_boundary_note): New function.
6087 (verify_hot_cold_block_grouping): New function.
6088 (push_to_next_round_p): Remove variables and tests that push all
6089 cold blocks to last round.
6090 (find_traces): Remove code that added extra round of trace finding
6091 when doing partitioning.
6092 (find_traces_1_round) : Remove variable last_round; add code to
6093 update new struct field, in_trace; correct trace_length where it was
6094 incorrect before (after call to copy_bb); change code that pushed all
6095 cold blocks to last round. Instead verify that all blocks going into
6096 a trace belong in the same partition.
6097 (connect_traces): Modify to connect the traces in two passes, if the
6098 function contains both hot and cold blocks. The first pass connects
6099 all the traces for blocks in the partition that the first block in
6100 the function belongs to; the second pass connnects all the traces
6101 containing blocks that belong in the other partition.
6102 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6103 code that automatically put the first block in a function into the
6104 hot partition if the function had any hot blocks.
6105 (fix_crossing_unconditional_branches): Check number of succ edges
6106 before attempting to get one.
6107 (fix_edges_for_rarely_executed_code): Update comment describing
6109 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6110 remove call to add_unlikely_executed_notes; add call to
6111 verify_hot_cold_block_grouping.
6112 (duplicate_computed_gotos): Don't change computed goto if it's a
6114 (partition_hot_cold_basic_blocks): Update function comment.
6115 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6117 (try_forward_edges): Likewise.
6118 (merge_blocks_move_predecessor_nojumps): Likewise.
6119 (merge_blocks_move_successor_nojumps): Likewise.
6120 (merge_blocks_move): Likewise.
6121 (try_crossjump_bb): Likewise.
6122 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6123 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6124 notes to cold bb's; remove call to update_unlikely_executed_notes.
6125 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6126 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6127 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6128 function declaration.
6129 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6131 (rtl_can_merge_blocks): Remove redundancy from condition.
6132 (try_redirect_by_replacing_jump): Likewise.
6133 (force_nonfallthru_and_redirect): Remove code for adding
6134 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6135 (commit_one_edge_insertion): Likewise.
6136 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6137 * dbxout.c (FORCE_TEXT): Replace function_section with
6138 current_function_section.
6139 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6140 function, switch_text_section.
6141 (struct xcoff_debug): Likewise.
6142 (dbxout_function_end): Add code to put out label diffs for both
6143 hot and cold sections.
6144 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6145 for new debug_hooks funciton, switch_text_section..
6146 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6147 switch_text_section.
6148 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6149 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6150 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6151 dw_fde_switched_sections.
6152 (output_call_frame_info): Add test to see if function switches text
6153 sections in the middle; if so, use appropriate extra hot and cold
6154 section labels to compute size deltas for the hot and cold sections.
6155 (dwarf2out_begin_prologue): Add code to initialize new fields in
6157 (dwarf2out_switch_text_section): New function (invoked through
6158 debug_hook); updates new fields in dw_fde_struct appropriately and
6159 increments separate_line_info_table_in_use.
6160 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6161 dwarf2out_switch_text_section.
6162 (struct var_loc_node): Add new field, section_label.
6163 (output_aranges): Add code to check whether in hot or cold section and
6164 use the appropriate label in calculating deltas.
6165 (output_ranges): Likewise.
6166 (output_line_info): Add code to check which section we're in and
6167 use appropriate hot/cold label.
6168 (add_location_or_constant_value_attribute): Likewise.
6169 (gen_subprogam_die): Modify arange attributes to use correct labels.
6170 (dwarf2out_begin_block): Change call to function_section into call to
6171 current_function_section.
6172 (dwarf2out_end_block): Likewise.
6173 (dwarf2out_source_line): Likewise.
6174 (dwarf2out_var_location): Add code to check whether in hot or cold
6175 section and use the appropriate label.
6176 * except.c (output_function_exception_table): Change call to
6177 function_section into call to current_function_section.
6178 * final.c (profile_function): Likewise.
6179 (scan_ahead_for_unlikely_executed_note): Remove function.
6180 (final_scan_insn): Remove calls to
6181 scan_ahead_for_unlikely_executed_note, and related code for switching
6182 to cold section, except for the single time
6183 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6184 debug_hooks->switch_text_sections; replace appropriate calls to
6185 function_section with calls to current_function_section.
6186 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6187 test_bb to condition.
6188 (find_if_case_2): Likewise.
6189 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6190 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6191 * opts.c (decode_options): Change warning about hot/cold partitioning
6192 with exceptionss to inform (so as not to cause bootstrap failures);
6193 remove warning about partitioning with DWARF debug info.
6194 * output.h (current_function_section): Add new function decl.
6195 (insert_section_boundary_note): Likewise.
6196 (enum in_section): Move this declaration here from varasm.c.
6197 (unlikely_section_label): Likewise.
6198 (unlikely_text_section_name): Likewise.
6199 (last_text_section_name): New global variable.
6200 (last_text_section): Likewise.
6201 (hot_section_label): Likewise.
6202 (hot_section_end_label): Likewise.
6203 (cold_section_end_label): Likewise.
6204 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6205 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6206 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6207 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6208 insn from consideration.
6209 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6210 switch_text_section.
6211 * varasm.c (basic-block.h): Add new include.
6212 (unlikely_section_label_printed): Remove global variable.
6213 (unlikely_section_label): Make global variable not be static any more.
6214 (unlikely_text_section_name): Likewise.
6215 (hot_section_end_label): New global variable (not static)
6216 (first_function_block_is_cold): Likewise.
6217 (hot_section_label): Likewise.
6218 (cold_section_end_label): Likewise..
6219 (last_text_section): New global variable, not static.
6220 (last_text_section_name): New global variable, not static.
6221 (initialize_cold_section_name): New function.
6222 (enum in_section): Move declaration to output.h.
6223 (text_section): Update last_text_section.
6224 (unlikely_text_section): Replace code to determine cold section name
6225 with call to initialize_cold_section_name; Add code to update
6226 last_text_section; remove code for printing out label.
6227 (named_section_real): Add code to update last_text_section and
6228 last_text_section_name as appropriate.
6229 (function_section): Change test for 'unlikely' to depend on
6230 first_function_block_is_cold (moved old test to
6231 current_function_section).
6232 (current_function_section): New function.
6233 (assemble_start_function): Move code that frees
6234 unlikely_text_section_name; initialize hot_section_end_label;
6235 print hot and cold section labels at the start of the function;
6236 set first_function_block_is_cold, if appropriate; initialize l
6237 ast_text_section; add call to insert_section_boundary_note.
6238 (assemble_end_function): Add code to write out hot and cold section
6240 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6241 switch_text_section.
6242 * config/darwin.c (machopic_select_section): Replace incorrect
6243 function in base_funs; update reloc for cold sections if necessary.
6244 * config/darwin.h (SECTION_FUNCTION): Add code to update
6245 last_text_section if appropriate.
6246 (text_unlikely_section): Remove.
6247 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6248 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6249 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6250 partitioning for this architecture.
6252 2005-03-31 Olivier Hainque <hainque@adacore.com>
6254 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6255 defined and non-zero.
6257 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6260 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6263 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6266 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6267 label operand. Remove (use (unspec..)). Don't emit a label on
6269 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6270 generate inline label for load_toc_v4_PIC_1b.
6271 (rs6000_emit_load_toc_table): Likewise.
6273 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6275 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6276 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6278 2005-03-29 Devang Patel <dpatel@apple.com>
6280 * tree-sra.c (decide_block_copy): Disable scalarization of
6283 2005-03-30 Stuart Hastings <stuart@apple.com>
6284 Dale Johannesen <dalej@apple.com>
6286 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6287 * print-tree.c (print_node): Add case STATEMENT_LIST.
6289 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6291 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6292 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6293 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6294 is given with "powerpc64*" or "all", or when --with-cpu chooses
6297 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6300 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6301 gen_lexical_block_die.
6302 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6304 2005-03-31 Jan Hubicka <jh@suse.cz>
6306 2004-11-02 Jan Hubicka <jh@suse.cz>
6308 * cgraph.c (cgraph_varpool_node_name): New function.
6309 (dump_cgraph_varpool_node): New function.
6310 (dump_varpool): New function.
6311 * cgraphunit.c (cgraph_optimize): Dump varpool.
6313 2004-10-16 Jan Hubicka <jh@suse.cz>
6315 * cgraph.c (decide_is_variable_needed): New function.
6316 (cgraph_varpool_finalize_decl): Use it.
6317 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6319 * final.c (output_addr_const): Do not call mark_referenced.
6320 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6321 always go via cgraph.
6322 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6323 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6324 * tree-optimize.c (execute_inline): Mark functions called.
6325 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6327 2004-10-11 Jan Hubicka <jh@suse.cz>
6329 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6330 (cgraph_varpool_last_needed_node): New static variable.
6331 (enqueue_needed_varpool_node): Break out from ...; add items to the
6332 end of queue; update first pointers.
6333 (cgraph_varpool_mark_needed_node): ... here.
6334 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6335 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6336 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6337 (cgraph_varpool_first_unanalyzed_node): Declare.
6338 * cgraphunit.c: Include output.h.
6339 (cgraph_varpool_analyze_pending_decls): New function.
6340 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6341 for errors, analyze pending decls.
6342 (cgraph_finalize_compilation_unit): Only analyze decls.
6343 (cgraph_optimize): Assemble the decls after expanding.
6345 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6347 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6348 subvars get marked properly in tags for grouping.
6349 (add_pointed_to_var): Mark only actual pointed to
6350 variables/subvars in addresses needed.
6351 (create_overlap_variables_for): Clear call clobbered on original
6353 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6354 addresable vars with subvars into list.
6355 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6358 2005-03-30 Richard Henderson <rth@redhat.com>
6360 * cgraph.h (struct cgraph_node): Add alias.
6361 * varasm.c (assemble_alias): Set it.
6362 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6363 avoid calling cgraph_expand_function.
6365 2005-03-30 Tom Tromey <tromey@redhat.com>
6367 * tree.def (FILE_TYPE): Removed.
6368 * typeclass.h (enum type_class): Removed file_type_class.
6369 * dwarf2out.c (is_base_type): Updated.
6370 (gen_type_die): Likewise.
6371 * dbxout.c (dbxout_type): Updated.
6372 * builtins.c (type_to_class): Updated.
6373 * tree.c (type_contains_placeholder_1): Updated.
6374 * config/sparc/sparc.c (sparc_type_code): Updated.
6375 * config/ia64/ia64.c (hfa_element_mode): Updated.
6376 * expr.c (count_type_elements): Updated.
6377 * stor-layout.c (layout_type): Updated.
6378 * tree-inline.c (remap_type): Updated.
6379 * tree-pretty-print.c (dump_generic_node): Updated.
6381 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6383 * builtins.c (expand_builtin_powi): Fix mode of
6384 2nd argument to match int.
6385 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6386 2nd argument type to int.
6387 * libgcc2.c: Change prototype of __powi* functions to use
6390 2005-03-30 Dale Johannesen <dalej@apple.com>
6393 * calls.c (expand_call): Flush pending deferrals before
6396 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6400 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6401 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6402 c_label_context, label_context_stack): New.
6403 * c-decl.c (define_label): Check for jumps into statement
6404 expressions. Add label to list of defined labels.
6405 (start_function): Push context on label_context_stack.
6406 (finish_function): Pop context from label_context_stack.
6407 * c-typeck.c (label_context_stack): New.
6408 (c_finish_goto_label): Check for jumps into statement
6409 expressions. Add label to list of jumped to labels.
6410 (struct c_switch): Add blocked_stmt_expr.
6411 (c_start_case): Initialize it.
6412 (do_case): Check it.
6413 (c_finish_case): Verify !blocked_stmt_expr.
6414 (c_begin_stmt_expr): Push context on label_context_stack.
6415 Increment blocked_stmt_expr. Mark labels jumped to from outside
6417 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6418 defined in the statement expression and no longer jumpable to.
6419 Mark labels jumped to from just outside the statement expression
6420 as again definable. Pop context from label_context_stack.
6421 * doc/extend.texi (Statement Exprs): Update.
6423 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6426 * c-decl.c (start_function): Check for old_decl being
6429 2005-03-30 Ian Lance Taylor <ian@airs.com>
6431 * final.c (final): Remove prescan parameter. Change all callers.
6432 (final_scan_insn): Remove prescan parameter. Change all callers.
6434 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6436 * tree-vectorizer.c: Fix comment typos.
6438 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6440 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6441 as soon as a chrec_dont_know is detected.
6443 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6445 Merge from csl-arm-branch.
6446 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6448 * tlink.c (recompile_files): Do not assume that "rename" can
6449 overwrite an existing file.
6451 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6453 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6454 * gcc/configure: Regenerate.
6456 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6458 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6460 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6462 * calls.c (struct arg_data): Update "partial" comment.
6463 (load_register_parameters): Update "nregs" comment.
6465 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6467 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6468 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6469 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6470 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6471 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6472 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6473 than target_flags & 0.
6474 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6475 (iq2000_arch, iq2000_parse_cpu): Delete.
6476 (TARGET_HANDLE_OPTION): Override default.
6477 (iq2000_handle_option): New function.
6478 (override_options): Remove -march= and -mcpu= handling.
6479 * config/iq2000/iq2000.opt: New file.
6481 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6483 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6484 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6485 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6486 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6487 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6488 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6489 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6490 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6491 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6492 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6493 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6494 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6495 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6496 (TARGET_OPTIONS): Delete.
6497 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6498 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6499 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6500 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6501 (c4x_cpu_version_string): Delete.
6502 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6503 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6504 equivalent -mcpu= option.
6505 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6506 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6507 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6508 or clearing the appropriate MASK_* bit.
6509 (c4x_file_start): Use c4x_cpu_version.
6510 * config/c4x/c4x.opt: New file.
6512 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6514 * doc/options.texi: Document the new MaskExists flag.
6515 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6516 if the option has the MaskExists flag.
6518 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6520 * opt-functions.awk (flag_set_p, test_flag): New functions.
6521 (switch_flags): Use them.
6522 * opth-gen.awk: Use flag_set_p to check for flags.
6523 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6525 2005-03-30 Ian Lance Taylor <ian@airs.com>
6527 * config.host (i[34567]86-*-mingw32*): Don't set
6528 host_can_use_collect2 to no.
6530 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6533 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6534 Remove convert_memory_address call duplicating that in memory_address.
6536 2005-03-29 Richard Henderson <rth@redhat.com>
6539 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6540 (build_compound_literal): Likewise. Propagate decl type into the
6542 (finish_decl): Likewise. Use new return value from complete_array_type
6543 for zero sized arrays.
6544 (complete_array_type): Move ...
6545 * c-common.c (complete_array_type): ... here. Change first argument
6546 to pointer-to-type-node. Consistently use sizetype for the index
6547 except for zero sized arrays. Detect zero sized arrays for pedantic
6548 mode diagnostics. Create a new type node instead of modifying the
6550 * c-tree.h (complete_array_type): Move decl ...
6551 * c-common.h (complete_array_type): ... here.
6553 2005-03-29 Richard Henderson <rth@redhat.com>
6556 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6558 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6560 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6561 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6562 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6563 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6565 2005-03-29 Eric Christopher <echristo@redhat.com>
6567 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6568 truthvalue conversion removal.
6570 2005-03-29 Ian Lance Taylor <ian@airs.com>
6573 * collect2.c: Never include <vfork.h>.
6574 (VFORK_STRING, vfork): Don't define.
6575 (pid): Remove global variable.
6576 (handler): Call raise instead of kill (getpid(), ...).
6577 (collect_wait): Add pex parameter. Change all callers. Use
6578 pex_get_status rather than pwait.
6579 (do_wait): Add pex parameter. Change all callers.
6580 (collect_execute): Return struct pex_obj * rather than void. Use
6581 pex routines rather than pexecute.
6582 (fork_execute): Get pex_obj from collect_execute, and pass it to
6584 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6585 Only declare quit_handler if SIGQUIT is defined.
6586 (scan_libraries): Likewise.
6587 * collect2.h (collect_execute): Update declaration.
6588 (collect_wait): Update declaration.
6589 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6590 pass it to collect_wait.
6592 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6595 * c-parser.c (c_parser_compound_statement_nostart): Give error
6596 message for EOF instead of just setting parser->error.
6598 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6600 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6601 (slpeel_update_phi_nodes_for_guard1): New function.
6602 (slpeel_update_phi_nodes_for_guard2): New function.
6603 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6604 of slpeel_update_phi_nodes_for_guard.
6605 (vectorize_loops): Remove call to loop_closed_rewrite.
6606 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6609 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6611 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6612 (TARGET_LITTLE_ENDIAN): New macro.
6613 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6614 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6615 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6616 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6617 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6618 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6619 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6620 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6621 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6622 (TARGET_OPTIONS): Delete.
6623 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6624 (CACHE_FLUSH_TRAP): Turn into an integer.
6625 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6626 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6627 -mflush-trap is in use.
6628 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6629 (m32r_cache_flush_trap_string): Delete.
6630 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6631 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6632 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6633 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6634 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6635 -mmodel= and -msdata= handling from...
6636 (m32r_init): ...here.
6637 * config/m32r/m32r.opt: New file.
6639 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6641 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6642 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6643 * tree-vect-analyze.c (vect_object_analysis): additional parm
6644 pass back a "struct ptr_info_def *" with the points-to info.
6645 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6646 statement using info returned from vect_object_analysis.
6647 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6648 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6649 for virtual uses and defs when creating a replacement vector
6650 reference. Call duplicate_ssa_name_ptr_info to define points-to
6651 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6652 (vectorizable_store): copy_virtual_operands and update
6653 definition statements.
6654 (vectorizable_load): copy_virtual_operands. Remove call to
6655 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6656 * tree-vectorizer.c (vectorize_loops): Remove calls to
6657 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6658 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6659 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6660 define macro STMT_VINFO_PTR_INFO for use in accessing.
6661 * tree.h add export of duplicate_ssa_name_ptr_info.
6662 * rs6000.c (altivec_init_builtins): Declare builtin function
6663 __builtin_altivec_mask_for_load to be "const".
6665 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6668 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6669 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6670 assemble_variable on aliases.
6671 * varasm.c (assemble_alias): Set node->alias.
6672 * toplev.c (wrapup_global_declarations): Don't call
6673 rest_of_decl_compilation on aliases again.
6675 2005-03-29 Paul Brook <paul@codesourcery.com>
6677 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6678 * config/arm/arm.c (arm_dbx_register_number): New function.
6679 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6681 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6684 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6685 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6687 2005-03-29 Dale Johannesen <dalej@apple.com>
6689 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6690 $(TREE_H) and $(COVERAGE_H).
6691 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6692 * opts.c (common_handle_option): Enable tree-based value transforms.
6693 * toplev.c (process_options): Ditto.
6694 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6695 refers to references to this type.
6696 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6697 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6698 for may_be_more, may_be_less.
6699 (rtl_gen_pow2_profiler): Adjust.
6700 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6701 (rtl_gen_one_value_profiler): Adjust.
6702 (rtl_gen_const_delta_profiler): Adjust.
6703 * tree-profile.c (tree_gen_interval_profiler): Implement.
6704 (tree_gen_pow2_profiler): Ditto.
6705 (tree_gen_one_value_profiler): Ditto.
6706 (tree_profiling): New.
6707 (pass_tree_profile): Reference it.
6708 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6710 (insn_divmod_values_to_profile): Rename to
6711 rtl_divmod_values_to_profile. Adjust.
6712 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6713 (insn_prefetch_values_to_profile): Adjust.
6714 (rtl_value_profile_transformations): Adjust.
6715 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6716 (gen_mod_pow2): Rename to rtl_mod_pow2.
6717 (gen_mod_subtract): Rename to rtl_mod_subtract.
6718 (divmod_fixed_value_transform): Rename to
6719 rtl_divmod_fixed_value_transform.
6720 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6721 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6722 (rtl_find_values_to_profile): Adjust.
6723 (tree_value_profile_transformations): Implement.
6724 (tree_divmod_values_to_profile): New.
6725 (tree_values_to_profile): New.
6726 (tree_divmod_fixed_value): New.
6727 (tree_mod_pow2): New.
6728 (tree_mod_subtract): New.
6729 (tree_divmod_fixed_value_transform): New.
6730 (tree_mod_pow2_value_transform): New.
6731 (tree_mod_subtract_transform): New.
6732 (tree_find_values_to_profile): Implement.
6733 * profile.c (instrument_values): Free histograms.
6734 (compute_value_histograms): Adjust. Implement tree version.
6736 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6738 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6739 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6740 variable. Output "fldcw" depending on round_mode.
6741 * config/i386/i386.md (UNSPEC_FIST): New.
6742 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6743 New isns patterns to implement lrint and llrint built-ins as x87
6745 (fistdi2, fist<mode>2 splitters): New splitters.
6746 (lrint<mode>2): New expanders.
6748 2005-03-28 Ian Lance Taylor <ian@airs.com>
6750 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6751 0 when calling final_scan_insn.
6753 2005-03-28 Jan Hubicka <jh@suse.cz>
6756 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6759 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6760 types where possible.
6762 2005-03-26 Per Bothner <per@bothner.com>
6764 Make -f[no-]show-column also control non-cpp diagnostics.
6765 * c.opt (fshow-column): Move option from here ...
6766 * common.opt (fshow-column): ... to here.
6767 * diagnostic.c (diagnostic_build_prefix): Only print column number
6768 if flag_show_column.
6770 2005-03-27 Steven Bosscher <stevenb@suse.de>
6772 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6773 vax_output_conditional_branch): New prototypes.
6774 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6775 extracted from vax.md mov and add patterns.
6776 (vax_output_conditional_branch): New function to output conditional
6777 branch instructions.
6778 * vax.md: Use mode macros for arithmetic and mov patterns.
6779 Use code macros for the jump patterns.
6781 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6783 * Makefile.in (libbackend.o): Depend on version files;
6784 add custom generation command.
6786 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6789 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6790 sure that we have a REG before getting its REGNO.
6792 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6794 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6795 * builtins.def (BUILT_IN_STRNDUP): New.
6797 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6799 PR tree-optimization/20470
6800 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6803 2005-03-25 Mike Stump <mrs@apple.com>
6805 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6808 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6810 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6811 Use our own structure definitions.
6813 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6814 (fix_truncdfsi2): Allow registers or memory as destination.
6815 When TARGET_PPC_GFXOPT, generate simplified pattern.
6816 (fix_truncdfsi2_internal): Use define_insn_and_split.
6817 (fix_truncdfsi2_internal_gfxopt): New.
6818 (fctiwz): Don't confuse register allocation by giving it no choices.
6820 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6821 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6822 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6823 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6825 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6827 * dominance.c (free_dominance_info): Speed up by freeing et
6828 data structures without maintaining other nodes.
6829 * et-forest.c (et_free_tree_force): New.
6830 * et-forest.h: Add a prototype for et_free_tree_force.
6832 * tree.c (get_set_constructor_bits,
6833 get_set_constructor_bytes): Remove.
6834 * tree.h: Remove the corresponding prototypes.
6836 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6839 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6840 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6841 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6842 PRE_DEC, NEG and NOT.
6844 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6846 * fold-const.c: Convert uses of fold (build (...)) to
6849 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6851 PR rtl-optimization/20249
6852 * cse.c (insert_regs): Do not record equivalence of registers in
6855 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6857 * emit-rtl.c (reverse_comparison): Remove.
6858 * rtl.h: Remove the corresponding prototype.
6860 2005-03-24 James E Wilson <wilson@specifixinc.com>
6862 * doc/install.texi (--enable-altivec): Delete docs.
6864 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6866 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6867 SFmode and DFmode before reload when
6868 flag_unsafe_math_optimizations not enabled.
6870 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6872 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6874 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6875 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6877 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6879 * configure.ac (enable-checking): Add 'runtime' option.
6880 * doc/install.texi (enable-checking): Document 'runtime' checking.
6881 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6882 * config.in: Regenerated.
6883 * configure: Regenerated.
6885 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6887 * optabs.h (enum optab_index): Remove OTI_llrint.
6888 (llrint_optab): Remove macro.
6889 * optabs.c (init_optabs): Remove llrint_optab initialization.
6890 * genopinit.c (optabs): Remove llrint_optab implementation.
6891 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6894 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6896 PR rtl-optimization/20532
6897 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6898 overflow when adding coefficients for PLUS or MINUS.
6899 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6902 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6904 * langhooks.h (truthvalue_conversion): Remove.
6905 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6906 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6907 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6908 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6909 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6911 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6913 * params.def: Fix a typo.
6914 * config/mips/mips.c: Follow the spelling convensions.
6915 * doc/invoke.texi: Fix typos.
6917 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6919 Fix PR tree-optimization/20601
6921 * tree-ssa-pre.c (insert_aux): Add missing condition to
6924 2005-03-23 Ian Lance Taylor <ian@airs.com>
6926 * final.c (final_scan_insn): Don't remove no-op instructions.
6927 * reload1.c (reload): Remove simple no-op instructions even when
6930 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6932 PR tree-optimization/20501
6933 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6934 reporting that peeling for alignment is applied moved to...
6935 * (vect_analyze_data_refs_alignment): Here.
6937 2005-03-23 Ian Lance Taylor <ian@airs.com>
6939 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6941 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6943 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6944 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6946 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6948 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6949 imply that this is called once, independent of asms in code.
6950 Adjust to now being pased output and input lists. Mention helper
6951 function decl_overlaps_hard_reg_set_p.
6952 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6953 hook_tree_tree_identity and to take three trees, returning third.
6954 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6956 * stmt.c: include hard-reg-set.h before tree.h.
6957 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6958 (decl_conflicts_with_clobbers_p): Call
6959 decl_overlaps_hard_reg_set_p.
6960 (expand_asm_operands): Pass output and input lists in call to
6961 targetm.md_asm_clobbers.
6962 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6963 hook_tree_tree_tree_tree_3rd_identity.
6964 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6966 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6967 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6968 parameters, first two unused.
6969 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6970 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6971 in constraint letters and MOF is not mentioned as a asm-declared
6972 register in neither of the input and output lists.
6974 2005-03-23 DJ Delorie <dj@redhat.com>
6976 * optabs.c (expand_binop): Make sure the first subword's result
6979 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6981 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6982 Call c_common_truthvalue_conversion rather than
6983 lang_hooks.truthvalue_conversion.
6984 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6985 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6987 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6988 c_common_truthvalue_conversion.
6989 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6990 c_parser_conditional_expression, c_parser_binary_expression): Call
6991 c_objc_common_truthvalue_conversion.
6992 * c-typeck.c (build_unary_op): Call
6993 c_objc_common_truthvalue_conversion.
6994 (build_conditional_expr): Do not call
6995 lang_hooks.truthvalue_conversion.
6996 (build_binary_op): Call c_common_truthvalue_conversion.
6997 (c_objc_common_truthvalue_conversion): Moved from
6998 c-objc-common.c. Call default_function_array_conversion instead
6999 of default_conversion.
7001 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7003 * c-common.h (default_conversion): Remove.
7004 (perform_integral_promotions): Add.
7005 * c-tree.h (default_conversion): Add.
7006 * c-typeck.c (perform_integral_promotions): New, split out from
7008 * c-common.c (check_case_value): Use perform_integral_promotions,
7009 not default_conversion.
7010 (c_add_case_label): Don't continue processing case label after
7011 found to be pointer.
7013 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7015 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7016 the prefix list if we have already added a multilib directory
7018 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7021 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7023 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7025 * reload.h: Remove the prototype for indirect_symref_ok.
7027 * reload1.c (indirect_symref_ok): Make it global.
7028 * reload.h: Add a prototype for indirect_symref_ok.
7030 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7032 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7035 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7037 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7039 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7041 * c-opts.c (c_common_parse_file): Only start/end main source file
7042 if debug hooks says the writer wants it.
7043 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7045 (xcoff_debug_hooks): Ditto.
7046 * debug.c (do_nothing_hooks): Ditto.
7047 * debug.h (gcc_debug_hooks): Ditto.
7048 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7049 * sdbout.c (sdb_debug_hooks): Ditto.
7050 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7052 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7054 * doc/extend.texi: Deprecate C++ min/max operators.
7056 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7058 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7059 artificial original candidates.
7061 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7062 Jan Hubicka <jh@suse.cz>
7063 Steven Bosscher <stevenb@suse.de>
7065 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7066 call cost based on argument sizes.
7067 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7069 * params.def: (max-inline-inssn-single): Set to 450.
7070 (max-inline-insns-auto): Set to 90.
7071 (max-inline-insns-recursive): Set to 450
7072 (max-inline-insns-recursive-auto): Set to 450.
7073 (large-function-insns): Set to 2700.
7074 (inline-call-cost): New parameter.
7075 * tree-inline.c (estimate_move_cost): New function.
7076 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7077 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7079 * tree-inline.h (estimate_move_cost): Declare.
7080 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7081 (max-inline-insns-auto): Change default to 90.
7082 (max-inline-insns-recursive): Change default to 450
7083 (max-inline-insns-recursive-auto): Change default to 450.
7084 (large-function-insns): Change default to 2700.
7085 (inline-call-cost): Document new parameter.
7087 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7089 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7090 (TARGET_DEFAULT): Delete.
7091 * config/i860/i860.opt: New file.
7093 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7095 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7096 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7097 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7098 (frv_sched_lookahead): Delete.
7099 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7100 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7101 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7102 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7103 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7104 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7105 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7106 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7107 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7108 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7109 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7110 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7111 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7112 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7113 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7114 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7115 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7116 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7117 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7118 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7119 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7120 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7121 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7122 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7123 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7124 (frv_sched_lookahead): Delete.
7125 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7126 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7127 (frv_handle_option): New function. Move -mcpu= handling from...
7128 (frv_override_options): ...here. Remove handling of other
7130 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7131 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7132 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7133 and TARGET_NO_MULTI_CE.
7134 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7135 !TARGET_VLIW_BRANCH.
7136 * config/frv/frv.opt: New file.
7138 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7140 * fold-const.c (fold_ternary): Take decomposed arguments of
7142 (fold): Update a call to fold_ternary.
7144 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7145 * tree.h: Add corresponding prototypes.
7147 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7150 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7151 between jump table and its label.
7152 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7153 resp. ADDR_DIFF_VEC and the label preceeding it.
7154 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7155 is emitted in the right section.
7157 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7159 * fold-const.c (fold_unary, fold_binary): Update comments
7162 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7164 PR rtl-optimization/20527
7165 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7166 REG_INC note, test that the register also isn't mentioned in PRED
7169 2005-03-22 Ben Elliston <bje@au.ibm.com>
7171 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7174 2005-03-21 Mike Stump <mrs@apple.com>
7176 * varasm.c (default_assemble_visibility): Remove extra ().
7178 2005-03-21 Roger Sayle <roger@eyesopen.com>
7181 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7182 to determine whether a block can be duplicated, rather than test
7183 whether the block contains noncopyable insns ourselves.
7185 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7187 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7190 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7192 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7194 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7196 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7197 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7198 * config/fr30/fr30.opt: New file.
7200 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7202 Fix PR tree-optimization/20542
7204 * tree-flow-inline.h (overlap_subvar): Move to here.
7205 * tree-ssa-operands.c: From here.
7206 * tree-flow.h (overlap_subvar): Declare.
7207 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7208 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7209 for variables with subvars.
7211 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7214 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7215 * modulo-sched.c (const_iteration_count): Return on NULL
7217 (print_node_sched_params): Return on NULL dump_file.
7218 (generate_reg_moves): Handle reg-anti dependencies and disregard
7219 closing branch when generating register moves.
7220 (sms_schedule): Mark the SMSed block dirty.
7221 * passes.c (rest_of_handle_sms): Call update_life_info for all
7223 * testsuite/gcc.dg/20050321-1.c: New test.
7225 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7227 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7228 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7229 movqi_internal): Likewise.
7231 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7233 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7234 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7235 xtensa_b4const): Delete prototypes.
7236 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7237 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7238 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7239 xtensa_extra_constraint): New prototypes.
7240 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7241 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7242 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7243 move_operand, const_float_1_operand, fpmem_offset_operand,
7244 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7245 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7246 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7247 argument type to HOST_WIDE_INT.
7248 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7249 xtensa_mask_immediate): Likewise.
7250 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7251 Likewise. Also make these functions static.
7252 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7253 (xtensa_const_ok_for_letter_p): New.
7254 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7255 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7256 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7257 move_operand, const_float_1_operand, fpmem_offset_operand,
7258 branch_operator, ubranch_operator, boolean_operator): Move to
7260 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7261 (xtensa_mem_offset): Change return type to bool.
7262 (xtensa_extra_constraint): New.
7263 (gen_int_relational): Update type of const_range_p function pointer.
7264 Use xtensa_b4const_or_zero.
7265 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7266 xtensa_const_ok_for_letter_p. Update comments.
7267 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7268 (PREDICATE_CODES): Delete.
7269 * config/xtensa/xtensa.md: Include predicates.md.
7270 * config/xtensa/predicates.md: New file.
7272 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7274 * config/v850/v850-protos.h: Remove the prototypes for
7275 reg_or_int9_operand, reg_or_const_operand,
7276 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7277 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7278 movsi_source_operand, power_of_two_operand,
7279 not_power_of_two_operand, special_symbolref_operand,
7280 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7281 register_is_ok_for_epilogue.
7282 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7283 reg_or_int9_operand, reg_or_const_operand,
7284 call_address_operand, special_symbolref_operand,
7285 movsi_source_operand, power_of_two_operand,
7286 not_power_of_two_operand, register_is_ok_for_epilogue,
7287 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7288 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7290 * config/v850/v850.h (PREDICATE_CODES): Remove.
7291 * config/v850/v850.md: Include predicates.md.
7292 * config/v850/predicates.md: New.
7294 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7296 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7297 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7298 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7299 (itoolsdir, itoolsdatadir): Move definition above new first use.
7300 (install-itoolsdirs): New rule.
7301 (install-mkheaders): Depend on install-itoolsdirs, not
7302 install-include-dir.
7304 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7306 * tree-into-ssa.c: Remove obsolete comments.
7308 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7310 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7311 unrolling if -fpeel-loops is specified, too.
7312 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7313 Remove superfluous check for flag_unroll_loops.
7315 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7317 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7318 (lrint_optab, llrint_optab): Define corresponding macros.
7319 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7320 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7321 pattern and llrint_optab using llrintdi2 patterns.
7322 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7323 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7324 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7325 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7326 flag_unsafe_math_optimizations is set.
7328 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7330 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7331 simplify_logical, if_then_else_cond, known_cond,
7332 simplify_comparison): Adjust calls to reverse_comparison.
7333 Don't use combine_reversed_comparison_code).
7334 (combine_reversed_comparison_code): Remove.
7335 (reversed_comparison): Using reversed_comparison_code, move it...
7336 * jump.c (reversed_comparison): ... here.
7337 * rtl.h (reversed_comparison): Add prototype.
7339 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7341 * builtins.c (fold_builtin): Take decomposed arguments of
7343 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7344 * gimplify.c (gimplify_call_expr): Likewise.
7345 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7346 * tree.h: Update the prototype of fold_builtin.
7348 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7350 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7351 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7352 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7353 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7354 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7356 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7358 * builtins.c (fold_builtin_1): Take decomposed arguments of
7360 (fold_builtin): Update a call to fold_builtin_1.
7362 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7365 * gcov.c (output_lines): Only output function block summary when
7366 outputting branch information.
7367 * doc/gcov.texi: Document format of preamble and additional block
7370 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7372 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7373 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7374 the defaults false if BITS_PER_UNIT != 8.
7375 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7376 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7377 than BITS_PER_UNIT != 8.
7378 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7379 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7380 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7382 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7383 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7385 2005-03-20 Roger Sayle <roger@eyesopen.com>
7388 * fold-const.c (fold_binary): Fix type mismatch between
7389 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7390 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7391 for non-truth-valued expressions.
7393 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7394 and FUNCTION_DECL in the main switch.
7395 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7396 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7397 we also need to convert their operands to match.
7398 <TRUTH_NOT_EXPR>: Likewise.
7400 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7402 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7403 diagnostic without checking whether an lvalue.
7404 * c-common.h (lvalue_p): Remove.
7405 (enum lvalue_use): Update comment.
7406 (lvalue_or_else): Replace by lvalue_error.
7407 * c-typeck.c (lvalue_p): Make static.
7408 (lvalue_or_else): New. Call lvalue_error.
7410 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7412 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7413 (function_arg_advance): Use rs6000_parm_start.
7414 (function_arg, rs6000_arg_partial_bytes): Likewise.
7416 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7418 * c-common.c (check_case_value): Adjust comment about stripping
7420 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7421 * c-typeck.c (default_conversion, convert_arguments,
7422 build_modify_expr, convert_for_assignment, store_init_value,
7423 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7424 manually. Remove inaccurate comments.
7426 2005-03-20 Roger Sayle <roger@eyesopen.com>
7427 Joseph S. Myers <joseph@codesourcery.com>
7429 * varasm.c (do_assemble_alias): Restore comment describing function.
7430 Annotate the target parameter as potentially unused.
7432 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7435 * config/avr/avr.c (avr_output_function_prologue): Do not use
7436 current_function_name() in a label, use a local label instead.
7438 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7440 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7441 flag_finite_math_only, not flag_unsafe_math_optimizations.
7443 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7445 * builtins.c (fold_builtin_1): Update a call to
7446 targetm.fold_builtin.
7447 * hooks.c (hook_tree_tree_bool_null): Rename to
7448 hook_tree_tree_tree_bool_null. Take one more argument of type
7450 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7451 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7452 hook_tree_tree_tree_bool_null.
7453 * target.h (gcc_target): Update the prototype of fold_builtin.
7454 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7455 arguments of CALL_EXPR.
7456 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7459 2005-03-20 Jan Hubicka <jh@suse.cz>
7461 * cgraph.h (cgraph_node): Add prev_clone pointer.
7462 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7463 (cgraph_clone_node): Produce doubly linked chain.
7465 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7467 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7468 get_nonnull_operand, handle_sentinel_attribute,
7469 check_function_arguments_recurse): Do not strip NOPS from
7471 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7473 * c-format.c (get_constant): Likewise.
7474 * c-parser.c (c_parser_postfix_expression): Likewise.
7475 * c-typeck.c (set_init_index): Likewise.
7476 (convert_arguments): Don't check for NOP_EXPR containing integer
7479 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7481 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7482 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7483 Take decomposed arguments of CALL_EXPR.
7484 (fold_builtin_1): Update calls to the functions mentioned
7487 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7489 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7490 width to have integer type.
7491 (build_enumerator): Require enumerator value to have integer type.
7493 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7495 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7498 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7500 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7501 std=iso9899:199x): Correct descriptions.
7503 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7505 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7508 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7510 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7512 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7513 fold_builtin_memcpy.
7515 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7516 arguments of CALL_EXPR.
7517 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7518 fold_builtin_found, fold_builtin_1): Update calls to
7519 fold_trunc_transparent_mathfn.
7521 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7524 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7525 function pointers on targets that require function pointer
7527 (fold_sign_changed_comparison): Likewise.
7529 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7531 * combine.c (try_combine): When changing the mode of a hard reg, make
7532 sure that doing so is valid.
7534 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7536 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7537 (TARGET_HANDLE_OPTION): Override default.
7538 (avr_handle_option): New function.
7539 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7540 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7541 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7542 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7543 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7544 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7545 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7546 (TARGET_OPTIONS): Delete.
7547 * config/avr/avr.opt: New file.
7549 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7551 * config/m32r/m32r-protos.h: Remove the prototypes for
7552 call_address_operand, symbolic_operand, seth_add3_operand,
7553 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7554 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7555 two_insn_const_operand, move_src_operand,
7556 move_double_src_operand, move_dest_operand,
7557 eqne_comparison_operator, signed_comparison_operator,
7558 large_insn_p, conditional_move_operand, carry_compare_operand,
7559 m32r_block_immediate_operand, extend_operand,
7560 reg_or_eq_int16_operand, int8_operand, and
7561 reg_or_zero_operand.
7562 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7563 seth_add3_operand, int8_operand, cmp_int16_operand,
7564 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7565 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7566 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7567 move_double_src_operand, move_dest_operand,
7568 eqne_comparison_operator, signed_comparison_operator,
7569 extend_operand, small_insn_p, large_insn_p,
7570 conditional_move_operand, carry_compare_operand,
7571 m32r_block_immediate_operand): Move to predicates.md.
7572 (MAX_MOVE_BYTES): Move to m32r.h.
7573 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7574 * config/m32r/m32r.md: Include predicates.md.
7575 * config/m32r/predicates.md: New.
7577 2005-03-18 James E Wilson <wilson@specifixinc.com>
7580 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7583 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7585 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7586 call_address_operand, const_8bit_operand.
7587 * config/mn10300/mn10300.c (call_address_operand,
7588 const_8bit_operand, const_1f_operand): Move to predicates.md.
7589 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7590 * config/mn10300/mn10300.md: Include predicates.md.
7591 * config/mn10300/predicates.md: New.
7593 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7595 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7596 declarations in diagnostics and %E for identifiers, not %s.
7598 2005-03-18 Jan Hubicka <jh@suse.cz>
7599 Dale Johannesen <dalej@apple.com>
7601 * basic-block.h (scale_bbs_frequencies_int,
7602 scale_bbs_frequencies_gcov_type): Declare.
7603 * cfg.c (RDIV): New macro.
7604 (update_bb_frequency_for_threading): Fix.
7605 * basic-block.h (scale_bbs_frequencies_int,
7606 scale_bbs_frequencies_gcov_type): New.
7607 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7608 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7609 scale_bbs_frequencies_int.
7610 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7612 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7614 * config/m32r/m32r-protos.h: Remove the prototypes for
7615 call_address_operand, symbolic_operand, seth_add3_operand,
7616 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7617 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7618 two_insn_const_operand, move_src_operand,
7619 move_double_src_operand, move_dest_operand,
7620 eqne_comparison_operator, signed_comparison_operator,
7621 large_insn_p, conditional_move_operand, carry_compare_operand,
7622 m32r_block_immediate_operand, extend_operand,
7623 reg_or_eq_int16_operand, int8_operand, and
7624 reg_or_zero_operand.
7625 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7626 seth_add3_operand, int8_operand, cmp_int16_operand,
7627 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7628 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7629 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7630 move_double_src_operand, move_dest_operand,
7631 eqne_comparison_operator, signed_comparison_operator,
7632 extend_operand, small_insn_p, large_insn_p,
7633 conditional_move_operand, carry_compare_operand,
7634 m32r_block_immediate_operand): Move to predicates.md.
7635 (MAX_MOVE_BYTES): Move to m32r.h.
7636 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7637 * config/m32r/m32r.md: Include predicates.md.
7638 * config/m32r/predicates.md: New.
7640 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7642 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7643 symbolic_operand, symbolic_memory_operand,
7644 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7645 indexed_memory_operand, move_dest_operand, move_src_operand,
7646 prefetch_cc_operand, prefetch_nocc_operand,
7647 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7648 arith_operand, arith11_operand, pre_cint_operand,
7649 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7650 ireg_operand, int5_operand, uint5_operand, int11_operand,
7651 uint32_operand, arith5_operand, and_operand, ior_operand,
7652 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7653 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7654 shadd_operand, movb_comparison_operator,
7655 cmpib_comparison_operator): Move to predicates.md.
7656 (magic_milli, shadd_constant_p): Make it extern.
7657 * config/pa/pa.h (PREDICATE_CODES): Remove.
7658 * config/pa/pa.md: Include predicates.md.
7659 * config/pa/predicates.md: New.
7661 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7664 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7666 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7667 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7668 config/alpha/freebsd.h, config/alpha/linux.h,
7669 config/alpha/netbsd.h, config/alpha/osf5.h,
7670 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7671 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7672 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7673 doc/cppopts.texi: Update copyright.
7675 2005-03-18 Jan Hubicka <jh@suse.cz>
7678 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7680 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7683 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7685 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7688 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7690 * combine.c (gen_binary): Remove.
7691 (known_cond, simplify_shift_const, find_split_point,
7692 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7693 simplify_logical, expand_field_assignment, extract_left_shift,
7694 force_to_mode, if_then_else_cond, apply_distributive_law,
7695 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7696 simplify_comparison, reversed_comparison): Replace with
7697 simplify_gen_binary, simplify_gen_relational or
7698 distribute_and_simplify_rtx.
7699 (distribute_and_simplify_rtx): New function.
7701 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7702 Paolo Bonzini <gcc.gnu.org>
7704 * calls.c (setjmp_call_p, special_function_p): Update comments
7705 at the head of the functions.
7707 2005-03-18 Jan Hubicka <jh@suse.cz>
7709 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7711 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7712 function body should be released; do not proactively release function
7713 bodies in non-unit-at-a-time mode.
7715 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7717 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7718 mno-fp-ret-in-387 multilib variants.
7720 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7722 * common.opt (m): Remove.
7723 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7725 (common_handle_option): Remove OPT_m case.
7727 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7729 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7731 (fold_builtin_1): Update a call to fold_builtin_bitop.
7733 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7735 (fold_builtin_1): Update a call to fold_builtin_signbit.
7737 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7739 PR tree-optimization/20474
7740 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7741 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7743 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7745 * config/h8300/h8300-protos.h: Remove prototypes for
7746 general_operand_src, general_operand_dst, single_one_operand,
7747 single_zero_operand, call_insn_operand,
7748 two_insn_adds_subs_operand, small_call_insn_operand,
7749 jump_address_operand, bit_operand, bit_memory_operand,
7750 stack_pointer_operand, const_int_gt_2_operand,
7751 const_int_ge_8_operand, const_int_qi_operand,
7752 const_int_hi_operand, incdec_operand, bit_operator,
7753 nshift_operator, eqne_operator, gtle_operator,
7754 gtuleu_operator, iorxor_operator.
7755 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7756 h8300_ldm_stm_parallel.
7757 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7759 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7760 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7761 (h8300_ldm_stm_parallel): Make it extern.
7762 (h8300_ldm_parallel, h8300_stm_parallel,
7763 h8300_return_parallel, general_operand_src,
7764 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7765 nibble_operand, reg_or_nibble_operand, single_one_operand,
7766 single_zero_operand, call_insn_operand,
7767 two_insn_adds_subs_operand, small_call_insn_operand,
7768 jump_address_operand, bit_operand, bit_memory_operand,
7769 stack_pointer_operand, const_int_gt_2_operand,
7770 const_int_ge_8_operand, const_int_qi_operand,
7771 const_int_hi_operand, incdec_operand, eqne_operator,
7772 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7773 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7774 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7775 nshift_operator): Move to predicates.md.
7776 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7777 * config/h8300/h8300.md: Include predicates.md.
7778 * config/h8300/predicates.md: New.
7780 2005-03-17 Richard Henderson <rth@redhat.com>
7782 * config.gcc (ia64*-*-hpux*): Add extra_options.
7783 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7784 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7785 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7786 (ia64_tls_size_string, ia64_tune_string): Remove.
7787 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7788 (TARGET_DEFAULT_TARGET_FLAGS): New.
7789 (TARGET_HANDLE_OPTION): New.
7790 (ia64_override_options): Move options parsing ...
7791 (ia64_handle_option): ... here. New.
7792 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7793 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7794 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7795 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7796 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7797 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7798 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7799 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7800 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7801 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7802 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7803 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7804 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7805 TARGET_EARLY_STOP_BITS): Remove.
7806 (TARGET_ILP32): Default false.
7807 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7808 (enum ia64_inline_type): New.
7809 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7810 * config/ia64/ia64.md: Update for new definitions of
7811 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7812 * config/ia64/ia64.opt: New file.
7813 * config/ia64/ilp32.opt: New file.
7815 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7818 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7820 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7822 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7823 instead of MASK_H8300S.
7824 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7825 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7826 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7827 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7828 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7829 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7830 TARGET_SWITCHES): Remove.
7831 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7833 * config/h8300/h8300.opt: New.
7835 * config/alpha/alpha.opt, config/arc/arc.opt,
7836 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7839 2005-03-17 Ian Lance Taylor <ian@airs.com>
7843 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7845 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7846 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7847 (TARGET_HANDLE_OPTION): Override default.
7848 (arc_handle_option): New function.
7849 (arc_init): Remove code to set arch_cpu_string.
7850 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7851 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7852 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7853 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7854 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7855 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7856 (arc_rodata_string, TARGET_OPTIONS): Delete.
7857 * config/arc/arc.opt: New file.
7859 2005-03-17 Richard Henderson <rth@redhat.com>
7861 * doc/extend.texi (Weak Pragmas): New section.
7862 (attribute alias): Clarify that target must be in the same
7865 2005-03-17 Richard Henderson <rth@redhat.com>
7867 * config/alpha/alpha.opt: New file.
7868 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7870 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7871 alpha_fprm_string, alpha_fptm_string): Make static.
7872 (alpha_tls_size_string): Remove.
7873 (alpha_handle_option): New.
7874 (override_options): Update for alpha_cpu/alpha_tune split.
7875 (alpha_file_start): Likewise.
7876 (TARGET_DEFAULT_TARGET_FLAGS): New.
7877 (TARGET_HANDLE_OPTION): New.
7878 * config/alpha/alpha.h (alpha_tune): Declare.
7879 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7880 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7881 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7882 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7883 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7884 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7885 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7886 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7887 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7888 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7889 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7890 (TARGET_DEFAULT): Remove MASK_FP.
7891 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7892 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7893 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7894 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7895 alpha_tls_size_string): Remove.
7896 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7897 (attribute tune): Rename from attribute cpu.
7898 * config/alpha/ev4.md: Update to match.
7899 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7900 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7901 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7902 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7903 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7904 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7906 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7908 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7909 and return without creating new state if before_nops_num is nonzero.
7910 * config/ia64/ia64.md (first_insn): New attribute.
7911 (alloc): Set it to yes.
7913 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7915 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7916 STMT_VINFO_SUBVARS to NULL.
7917 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7919 2005-03-16 Dale Johannesen <dalej@apple.com>
7921 * rtlanal.c (find_first_parameter_load): Rewrite to
7922 return actual first param load or the call if none,
7923 instead of first in block, when not all loads exist.
7925 2005-03-16 Roger Sayle <roger@eyesopen.com>
7927 * optabs.c (expand_copysign_absneg): Make static.
7928 * optabs.h (expand_copysign_absneg): Delete prototype.
7929 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7931 2005-03-16 Richard Henderson <rth@redhat.com>
7934 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7935 (alias_pairs): Rename from output_defs.
7936 (find_decl_and_mark_needed): Split out from assemble_alias.
7937 (do_assemble_alias): New.
7938 (assemble_output_def): Remove.
7939 (finish_aliases_1, finish_aliases_2): New.
7940 (process_pending_assemble_output_defs): Remove.
7941 (assemble_alias): Defer aliases for which we don't yet have a
7942 non-external decl for the target symbol.
7943 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7944 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7945 * toplev.c (compile_file): Use finish_aliases_2 instead of
7946 process_pending_assemble_output_defs.
7947 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7948 (process_pending_assemble_output_defs): Remove.
7950 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7952 Fix PR tree-optimization/20489
7954 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7955 for empty structures.
7957 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7959 Fix PR tree-optimization/20490
7961 * tree-ssa-pre.c (create_expression_by_pieces): Use
7962 force_gimple_operand on result of fold.
7964 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7966 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7967 of closing parenthesis.
7969 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7971 * builtins.c (expand_movstr): Update a call to
7972 fold_builtin_strcpy.
7973 (expand_builtin_strncpy): Update a call to
7974 fold_builtin_strncpy.
7975 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7976 arguments of CALL_EXPR.
7977 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7978 fold_builtin_strncpy.
7979 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7980 * tree.h: Update the prototypes of fold_builtin_strcpy and
7981 fold_builtin_strncpy.
7983 2005-03-16 Steven Bosscher <stevenb@suse.de>
7984 Dorit Naishlos <dorit@il.ibm.com>
7986 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7987 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7990 2005-03-16 Steven Bosscher <stevenb@suse.de>
7992 * tree-inline.c (walk_type_fields, walk_tree,
7993 walk_tree_without_duplicates): Move from here...
7994 * tree.c: ...to here.
7996 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7998 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7999 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8000 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8001 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8002 (version): Define using $(BASEVER_c).
8003 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8005 (version.o): Depend on version files; add custom generation command.
8006 (prefix.o): Define BASEVER on command line.
8007 (s-iov): Depend on version files; adjust command.
8008 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8010 (gcc-vers.texi): New rule.
8011 (doc/%.info, doc/%.dvi): Add -I . to command line.
8012 (doc/gccinstall.dvi): Likewise.
8013 (PACKAGE): Delete. All uses replaced with "gcc".
8014 * aclocal.m4: Do not include gcc-version.m4.
8015 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8016 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8017 Set is_release based on contents of DEV-PHASE.
8018 Set gcc_version based on contents of BASE-VER.
8019 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8020 * config.in, configure: Regenerate.
8021 * gccbug.in: Determine version of GCC in use at runtime.
8022 * gcov-iov.c: Get version number and development phase from
8023 command line, not by including version.c.
8024 * intl.c: Replace all uses of PACKAGE with "gcc".
8025 * libada-mk.in: Delete unused "gcc_version" variable.
8026 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8027 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8028 commentary to match.
8029 (version_string): Put together from pieces.
8030 * config/alpha/x-vms: Do not use $(gcc_version).
8031 * config/i386/t-nwld: Likewise.
8032 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8033 version-GCC and DEVELOPMENT.
8035 2005-03-15 Roger Sayle <roger@eyesopen.com>
8037 PR tree-optimization/17454
8038 * tree.c (tree_size): Add case for TREE_BINFO.
8039 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8040 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8042 2005-03-15 Roger Sayle <roger@eyesopen.com>
8044 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8045 op1 whilst expanding the signed widenening multiply variant.
8047 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8049 * toplev.c (display_target_options): Avoid unused variable warning if
8050 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8051 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8052 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8053 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8054 (mips_isa_info): New variable.
8055 (mips_parse_cpu): Remove the first argument and leave the caller
8057 (TARGET_HANDLE_OPTION): Override default.
8058 (mips_handle_option): New function. Move option validation code from...
8059 (override_options): ...here. Update calls to mips_parse_cpu.
8060 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8061 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8062 (SUBTARGET_TARGET_OPTIONS): Delete.
8063 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8064 (mno-flush-func, mtune=): New options.
8066 2005-03-15 Roger Sayle <roger@eyesopen.com>
8067 Richard Henderson <rth@redhat.com>
8069 * real.c (c4x_single_format, c4x_extended_format): Provide values
8070 for signbit_ro for c4x's single and extended floating point formats.
8071 * optabs.c (expand_copysign): Use the floating point format's
8072 signbit_ro for expanding via expand_copysign_absneg, and it's
8073 signbit_rw field for expanding via expand_copysign_bit.
8075 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8077 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8078 known_alignment_for_access_p.
8079 (known_alignment_for_access_p): New.
8080 (do_peeling_for_alignment): Field made int instead of bool and renamed
8081 to peeling_for_alignment.
8082 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8083 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8084 functionality used to be in vect_analyze_operations.
8085 (vect_analyze_operations): Code to determine vectorization factor was
8086 moved to vect_determine_vectorization_factor.
8087 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8088 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8090 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8091 be part of vect_analyze_operations).
8092 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8093 creating the guard condition, as the number of iterations may be
8095 (slpeel_tree_peel_loop_to_edge): Use new name of
8096 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8097 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8098 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8099 (vect_do_peeling_for_alignment): Use fold.
8100 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8102 (vect_update_inits_of_dr): Renamed to
8103 vect_update_init_of_dr.
8104 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8105 (vectorizable_store): Fix assertion to use == instead of =.
8107 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8109 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8110 call_used_regs for wCG registers.
8112 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8114 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8115 for non-offsettable memory references to cope with outstanding reload
8116 replacements, take 2.
8118 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8121 * config/i386/i386.h (x86_fisttp): New.
8122 (TARGET_FISTTP): New macro.
8123 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8124 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8125 instruction when fisttp flag is set.
8126 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8128 * config/i386/i386.md (type attribute): Add fisttp.
8129 (unit attribute): Set to i387 for fisttp type.
8130 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8131 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8133 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8134 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8136 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8137 patterns for TARGET_FISTTP. Enable patterns for
8138 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8139 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8140 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8141 implement fisttp x87 insn.
8142 (fix_trunc*_i387_fisttp splitters): New patterns.
8143 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8144 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8145 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8147 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8148 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8149 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8150 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8151 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8152 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8153 Disable patterns for TARGET_FISTTP.
8154 (fix_trunc*_i387 splitters): Implement usign mode macros.
8155 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8156 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8157 (fix_trunx*_sse peephole2s): Implement using mode macros.
8159 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8161 PR rtl-optimization/20291
8162 * combine.c (try_combine): If splitting fails, re-try with
8163 original combined pattern, i.e. before clobber stripping.
8165 2005-03-14 Eric Christopher <echristo@redhat.com>
8167 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8168 STACK_GROWS_DOWNWARD.
8170 2005-03-14 Roger Sayle <roger@eyesopen.com>
8172 * real.h (struct real_format): Split the signbit field into two
8173 two fields, signbit_ro and signbit_rw.
8174 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8175 mips_double_format, ieee_extended_motorola_format,
8176 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8177 ieee_extended_intel_128_format, ibm_extended_format,
8178 mips_extended_format, ieee_quad_format, mips_quad_format,
8179 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8180 i370_double_format, c4x_single_format, c4x_extended_format,
8181 real_internal_format): Update initializers for new field.
8182 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8183 real_format structure.
8184 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8185 field of the real_format structure.
8187 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8189 Fix PR tree-optimization/20458
8191 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8192 DECL_EXTERNAL on STRUCT_FIELD tags.
8193 (clear_call_clobbered): Ditto.
8194 * tree-ssa-operands.c (note_addressable): Make sure the original
8195 variable doesn't slip into the addressable list if we have
8197 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8200 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8202 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8203 (-fwide-exec-charset): Likewise.
8204 (-finput-charset): Likewise.
8205 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8206 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8207 * c.opt (Wnormalized): New.
8209 2005-03-14 Devang Patel <dpatel@apple.com>
8211 * doc/invoke.texi: Add reference to Visibility document.
8213 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8215 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8216 MASK_SPLIT_ADDRESSES.
8217 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8218 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8219 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8220 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8221 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8222 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8223 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8224 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8225 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8226 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8227 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8228 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8229 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8230 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8231 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8232 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8233 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8234 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8235 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8236 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8237 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8238 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8239 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8240 (TARGET_EXPLICIT_RELOCS): Delete.
8241 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8242 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8243 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8244 (override_options): Set MASK_LONG64 if -mint64 is given and no
8245 -mlongXX option is. Complain about -mint64 -mlong32.
8246 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8247 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8248 * config/mips/mips.opt: New file.
8250 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8252 * config.gcc (extra_options): New variable for listing option files.
8253 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8254 * configure.ac (extra_opt_files): New AC_SUBST variable.
8255 (tm_file_list, tm_include_list): Include options.h first.
8256 * configure: Regenerate.
8257 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8258 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8259 (s-options-h): New rule.
8260 (options.h): Depend on it.
8261 (TEXI_GCCINT_FILES): Add options.texi.
8262 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8263 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8264 * target.h (gcc_target): Add default_target_flags and handle_option.
8265 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8266 (TARGET_HANDLE_OPTION): New macros.
8267 (TARGET_INITIALIZER): Include them.
8268 * opt-functions.awk (opt_args, nth_arg): New functions.
8269 (switch_flags): Handle the "Target" flag.
8271 (var_name): Use opt_args and nth_arg.
8272 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8273 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8274 macros for the "Mask" and "InverseMask" options.
8275 * opts.h (cl_var_cond): New enum.
8276 (cl_option): Replace the "has_set_value" and "set_value" fields with
8277 "var_cond" and "var_value".
8278 (CL_TARGET): New macro.
8279 (option_enabled, print_filtered_help): Declare.
8280 (decode_options): Move definition.
8281 * opts.c (handle_option): Search for the original option before
8282 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8283 var_cond and var_value fields. Use targetm.handle_option to handle
8285 (decode_options): Set target_flags to targetm.default_target_flags.
8286 (print_filtered_help): Make global. Handle CL_TARGET.
8287 (option_enabled): New function.
8288 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8289 (display_target_options, set_target_switch, print_switch_values)
8290 (default_pch_valid_p): Guard uses of target_switches with
8291 #ifdef TARGET_SWITCHES. Also...
8292 (display_target_options): Display the CL_TARGET entries in cl_options.
8293 (set_target_option): Don't complain about the "" option when
8294 TARGET_SWITCHES is undefined.
8295 (print_switch_values): Use option_enabled.
8296 (default_pch_valid_p): Check cl_options[] when looking for something
8297 that has changed the value of target_flags.
8298 * c.opt: Remove documentation from top of file.
8299 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8300 * doc/sourecebuild.texi: Refer to the new options documentation
8301 instead of c.opt. Document machine-specific .opt files.
8302 * doc/tm.texi (target_flags): Say that this variable is declared
8304 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8305 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8307 * doc/options.texi: New file.
8309 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8312 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8315 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8318 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8319 temporary variable of pointer type if an lvalues is required.
8320 (gimplify_modify_expr_rhs): Request an rvalue from it.
8321 (gimplify_expr): Pass fallback on.
8323 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8325 * cfgbuild.c: Update comments.
8327 2005-03-14 Roger Sayle <roger@eyesopen.com>
8329 PR rtl-optimization/17236
8330 * optabs.c (expand_doubleword_mult): New helper function split out
8331 from expand_binop. Permute the order in which instructions are
8332 emitted to minimize the number of simultaneously live registers.
8333 (expand_binop): Call expand_doubleword_mult to synthesize a double
8334 word multiplication.
8336 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8338 * basic-block.h: Update the prototypes of cached_make_edge and
8340 * cfg.c (cached_make_edge): Take edge_cache representing one
8341 row of the adjacency matrix of edges.
8342 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8343 (make_edges): Initialize edge_cache to represent one row of
8344 the adjacency matrix of edges.
8346 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8348 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8350 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8351 Remove unused removed_phis variable.
8352 (conditional_replacement): Use build1/build2.
8353 (abs_replacement): Use last_and_only_stmt and build1/build2.
8355 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8357 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8358 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8359 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8360 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8361 * c-common.c (handle_novops_attribute): New function.
8362 (c_common_attribute_table): Add "no vops" entry.
8363 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8364 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8365 * tree-ssa-operands.c (get_call_expr_operands): Do not
8366 create virtual operands for calls with ECF_NOVOPS flag.
8367 * tree.h (DECL_IS_NOVOPS): New macro.
8368 (struct tree_decl): Add novops_flag.
8369 (ECF_NOVOPS): New constant.
8371 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8374 * config/i386/i386.c (x86_use_himode_fiop): New.
8375 (x86_use_simode_fiop): Rename from x86_use_fiop.
8376 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8377 (TARGET_USE_HIMODE_FIOP): New.
8378 (x86_use_simode_fiop): Rename from x86_use_fiop.
8379 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8381 * config/i386/i386.md (X87MODEI12): New mode macro define.
8382 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8383 to implement x87 FP compare with HImode input operands.
8384 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8385 Use X87MODEI12 mode macro to handle HImode input operands.
8386 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8387 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8388 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8389 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8390 macro to implement x87 operators with HImode input operands.
8391 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8394 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8396 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8398 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8399 constants invariant.
8401 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8403 * basic-block.h (BB_VISITED): Removed.
8404 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8406 2005-03-14 Falk Hueffner <falk@debian.org>
8409 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8411 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8413 * ggc-zone.c: Fix comment typos.
8415 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8416 stringpool.c, config/mips/mips-protos.h: Update copyright.
8418 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8420 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8421 throughout with its typedef, "rtx".
8422 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8423 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8424 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8425 regs in comment to match code.
8427 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8429 * except.c (check_handled): Make it static.
8430 * except.h: Remove the corresponding prototype.
8432 * function.c (get_func_frame_size): Make it static.
8433 * function.h: Remove the corresponding type.
8435 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8437 * hard-reg-set.h: Remove the corresponding declarations.
8439 * tree-cfg.c (verify_stmts): Check that
8440 bb_for_stmt (stmt) == bb for every PHI node and statement.
8442 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8444 * config.gcc: Remove excess indentation.
8445 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8447 2005-03-13 Roger Sayle <roger@eyesopen.com>
8450 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8451 * fold-const.c (fold_sign_changed_comparison): Likewise.
8452 (fold_binary): Optimize comparisons against widened operands if
8453 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8455 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8457 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8458 (sparc_override_options): Initialize it.
8459 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8461 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8463 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8464 (reg_or_none500mem_operand): New predicate.
8465 (zero_reg_mem_operand): New predicate.
8466 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8467 to reg_or_none500mem_operand.
8468 (extendsfdf2_fpr): Add MEM alternative.
8469 (extenddftf2_internal): Change operand2 predicate to
8470 zero_reg_mem_operand.
8472 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8474 * ggc-zone.c: Rewritten.
8476 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8478 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8479 * config.in: Regenerated.
8480 * configure: Regenerated.
8481 * gengtype.c (write_types_process_field, write_func_for_structure):
8482 Pass new argument to gt_pch_note_object.
8483 * ggc-common.c (struct ptr_data): Add TYPE.
8484 (gt_pch_note_object): Take TYPE argument and save it.
8485 (call_count): Update call to ggc_pch_count_object.
8486 (call_alloc): Update call to ggc_pch_alloc_object.
8487 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8489 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8490 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8491 (ggc_alloc_zone_stat): Delete.
8492 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8493 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8494 (ggc_pch_alloc_object): Update prototypes.
8495 (garbage_zone): Delete.
8496 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8497 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8499 (tree_id_zone): New variable.
8500 (ggc_alloc_cleared_zone): Remove unused.
8501 (ggc_alloc_zone): Define.
8502 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8503 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8504 ggc_alloc_zone_stat.
8505 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8506 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8507 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8508 (make_node_stat): Likewise. Use tree_id_zone.
8510 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8511 Joseph S. Myers <joseph@codesourcery.com>
8513 * configure.ac: Check for MIPS TLS.
8514 * configure: Regenerated.
8515 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8516 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8517 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8518 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8519 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8520 (mips_classify_symbol, mips_symbolic_constant_p)
8521 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8522 (mips_tls_operand_p, mips_call_tls_get_addr)
8523 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8524 (mips_tls_symbol_ref_1): New functions.
8525 (mips_legitimize_address, mips_legitimize_const_move): Call
8526 mips_legitimize_tls_address.
8527 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8529 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8530 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8531 (mips_char_to_class): Document V1_REG.
8532 (HAVE_AS_TLS): Provide default.
8533 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8535 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8537 (tls_get_tp_<mode>): New instruction.
8539 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8541 * configure.ac: Update checks for target tools.
8542 * configure: Regenerated.
8544 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8546 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8548 2005-03-13 Roger Sayle <roger@eyesopen.com>
8550 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8551 more classes of DImode multiplication by constant. Allow both
8552 multiplication by small negative constants (by performing a
8553 multiplication by a positive constant and negating the result) and
8554 multiplications by large powers of two, by using a left shift.
8556 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8558 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8559 of basic blocks into work_stack.
8561 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8562 config/mips/vr.h: Update copyright.
8564 * c-decl.c (c_init_decl_processing): Remove useless calls to
8565 build_function_type.
8567 * builtins.c (fold_trunc_transparent_mathfn,
8568 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8569 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8570 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8571 fold_builtin_strcpy, fold_builtin_strncpy,
8572 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8575 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8578 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8579 variable determinant.
8581 * tree-cfg.c (group_case_labels): Remove local variable type.
8583 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8586 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8589 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8592 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8593 (*movmemqi_insn): Delete.
8594 (*movmemhi): Delete.
8596 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8598 * builtins.c (fold_builtin_classify): Take decomposed
8599 arguments of CALL_EXPR.
8600 (fold_builtin_1): Update a call to fold_builtin_classify.
8602 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8605 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8606 through into call to parser_xref_tag after parse error.
8607 (c_parser_struct_declaration): Consistently return NULL_TREE on
8610 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8612 * tree-flow-inline.h (ref_contains_array_ref): New function.
8613 (lookup_subvars_for_var): Ditto.
8614 (get_subvars_for_var): Ditto.
8615 (var_can_have_subvars): Ditto.
8617 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8618 (struct subvar): New type.
8620 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8622 * tree-optimize.c (init_tree_optimization_passes): Call
8623 pass_create_structure_vars.
8625 * tree-ssa-alias.c: Include vec.h.
8626 (init_alias_info): Don't auto-clear call clobbered on struct-field
8628 (compute_flow_insensitive_aliasing): Handle subvars.
8629 (group_aliases): Handle STRUCT_FIELD aliases.
8630 (setup_pointers_and_addressables): Ditto.
8631 Don't mark variables non-addressable if they still have
8632 addressable subvars.
8633 Also mark subvars addressable when the real variable is marked
8635 (add_pointed_to_var): Try to prune the pointed-to set by only
8636 pointing to subvars when possible.
8637 Otherwise, make sure we set addresses_needed and pt_vars to
8638 properly include subvars.
8639 (bitpos_of_field): New function.
8640 (push_fields_onto_fieldstack): Ditto.
8641 (get_or_create_used_part_for): Ditto.
8642 (create_overlap_variables_for): Ditto.
8643 (find_used_portions): Ditto.
8644 (create_structure_vars): Ditto.
8645 (pass_create_structure_vars): New structure.
8647 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8648 (get_expr_operands): Handle subvars. Also try to turn
8649 COMPONENT_REF accesses into must-defs now that we can accurately
8651 (note_addressable): Try to only mark as addressable those subvars
8652 we know a COMPONENT_REF touches.
8653 (overlap_subvar): New function.
8655 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8656 Handle subvar storing.
8657 (vect_address_analysis): Update caller of vect_object_analysis.
8659 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8661 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8662 (STMT_VINFO_SUBVARS): New macro.
8664 * common.opts: add flag_tree_salias.
8666 * opts.c (decode_options): flag_tree_salias defaults to on.
8668 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8670 * doc/tree-ssa.texi: Document structural alias analysis.
8672 2005-03-12 Steven Bosscher <stevenb@suse.de>
8674 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8675 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8676 * tree-ssa-operands.c (get_expr_operands): Likewise.
8677 (get_expr_operands): Likewise for ERROR_MARK.
8679 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8681 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8684 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8687 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8688 (mark_operand_necessary): Remove local variable ver.
8690 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8691 variable prefix_len.
8693 * value-prof.c (mod_subtract_transform): Remove local variable
8696 * builtins.c (fold_builtin_exponent): Take decomposed
8697 arguments of CALL_EXPR.
8698 (fold_builtin_1): Update a call to fold_builtin_exponent.
8700 * builtins.c (fold_builtin_logarithm): Take decomposed
8701 arguments of CALL_EXPR.
8702 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8704 * c-decl.c (c_init_decl_processing): Remove local variables
8705 ptr_ftype_void and ptr_ftype_ptr.
8707 * gimplify.c (gimplify_expr): Remove local variables r0 and
8710 * reg-stack.c (move_for_stack_reg): Remove local variable
8712 (compare_for_stack_reg): Remove local variable flags_user.
8713 (convert_regs_1): Remove local variable deleted.
8715 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8717 (combine_blocks): Remove local variables exits and new_e.
8719 * tree-inline.c (expand_call_inline): Remove local variable
8722 * tree-ssa-live.c (create_ssa_var_map,
8723 calculate_live_on_entry): Remove local variable snn.
8725 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8727 * c-lex.c (c_lex_with_flags): Add parameter to call to
8730 2005-03-11 Per Bothner <per@bothner.com>
8732 * c-tree.h (struct c_declarator): New id_loc field.
8733 * c-pragma.h (c_lex_with_flags): Take position reference.
8734 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8735 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8736 (c_lex): Pass dummy location to c_lex_with_flags.
8737 * c-parser.c (c_lex_one_token): Set c_token's location using
8738 c_lex_with_flags, instead of input_location, which might be "ahead".
8739 (c_parser_direct_declarator): Set declarator's id_loc from
8741 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8742 declarator's id_loc, rather than probably-imprecise input_location.
8743 (build_id_declarator): Initialize c_declarator's id_loc field.
8745 2005-03-11 Roger Sayle <roger@eyesopen.com>
8748 * builtins.c (expand_builtin_signbit): Force the signbit's word
8749 into an integer register to avoid SUBREGs of floating point modes.
8751 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8753 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8754 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8755 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8756 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8758 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8760 PR rtl-optimization/20306
8761 * expr.c (emit_move_complex): Set try_int false if mode is
8762 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8763 emit_block_move if try_int is true.
8765 2005-03-11 Richard Henderson <rth@redhat.com>
8768 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8769 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8772 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8774 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8775 (TARGET_FIX_VR4130): New macro.
8776 (TARGET_OPTIONS): Add -mfix-vr4130.
8777 (ISA_HAS_MACCHI): New macro.
8778 (ASM_SPEC): Add -mfix-vr4130.
8779 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8780 (override_options): Handle mips_fix_vr4130_string.
8781 (mips_avoid_hazards): Clear all_noreorder_p
8782 if we're working around VR4130 errata and the macc alternatives
8784 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8785 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8786 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8787 (MULTILIB_DEFAULTS): Remove leading "march=".
8788 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8789 if no architecture option is given.
8790 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8792 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8793 * doc/invoke.texi: Document -mfix-vr4130.
8795 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8797 * config/mips/mips.c (override_options): Only warn about -mint64
8798 deprecation if TARGET_INT64.
8800 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8802 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8803 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8804 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8805 are non-specific regarding the nonnull parameter positions.
8806 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8807 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8808 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8809 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8811 * builtins.def: Use the non-specific "nonnull" attibute lists.
8813 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8815 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8816 single_pred_edge, single_succ, single_pred): Improve comments.
8818 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8820 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8821 single_pred_edge, single_succ, single_pred): New inline functions.
8822 * bb-reorder.c (rotate_loop, find_traces_1_round,
8823 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8824 duplicate_computed_gotos): Use the single_succ/pred functions.
8825 * cfganal.c (forwarder_block_p): Ditto.
8826 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8827 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8828 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8829 merge_seq_blocks): Ditto.
8830 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8831 * cfglayout.c (fixup_reorder_chain): Ditto.
8832 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8833 canonicalize_loop_headers, verify_loop_structure): Ditto.
8834 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8835 mfb_update_loops, create_preheader, force_single_succ_latches,
8836 create_loop_notes): Ditto.
8837 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8838 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8839 commit_one_edge_insertion, purge_dead_edges,
8840 cfg_layout_can_merge_blocks_p): Ditto.
8841 * except.c (sjlj_emit_function_enter): Ditto.
8842 * flow.c (init_propagate_block_info): Ditto.
8843 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8844 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8845 insert_insn_end_bb): Ditto.
8846 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8847 find_if_case_2): Ditto.
8848 * lambda-code.c (perfect_nestify): Ditto.
8849 * lcm.c (optimize_mode_switching): Ditto.
8850 * loop-doloop.c (doloop_modify): Ditto.
8851 * loop-init.c (loop_optimizer_init): Ditto.
8852 * loop-iv.c (simplify_using_initial_values): Ditto.
8853 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8854 * loop-unswitch.c (unswitch_loop): Ditto.
8855 * modulo-sched.c (generate_prolog_epilog): Ditto.
8856 * predict.c (combine_predictions_for_insn, estimate_probability,
8857 tree_estimate_probability, last_basic_block_p,
8858 estimate_bb_frequencies): Ditto.
8859 * profile.c (branch_prob): Ditto.
8860 * regrename.c (copyprop_hardreg_forward): Ditto.
8861 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8862 * tracer.c (layout_superblocks): Ditto.
8863 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8864 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8865 cleanup_control_expr_graph, disband_implicit_edges,
8866 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8867 tree_verify_flow_info, tree_make_forwarder_block,
8868 tree_forwarder_block_p, remove_forwarder_block,
8869 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8870 * tree-if-conv.c (tree_if_conversion): Ditto.
8871 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8872 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8873 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8874 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8875 copy_loop_headers): Ditto.
8876 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8877 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8878 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8879 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8880 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8881 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8882 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8883 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8884 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8885 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8886 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8887 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8888 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8889 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8890 slpeel_add_loop_guard): Ditto.
8892 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8894 PR tree-optimization/15784
8895 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8898 * stmt.c (expand_case): Don't change index_type. Convert minval
8901 PR tree-optimization/20130
8902 * fold-const.c (fold): Fold x * -1 into -x.
8904 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8906 PR rtl-optimization/20331
8907 * rtlanal.c (modified_between_p): Check its address first for MEM.
8908 (modified_in_p): Likewise.
8910 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8912 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8914 2005-03-10 Steven Bosscher <stevenb@suse.de>
8916 * expr.c (expand_expr_real_1): If possible, use a conditional
8917 move for expanding MIN_EXPR and MAX_EXPR.
8918 Use temp for moving around rtx-en.
8920 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8923 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8926 2005-03-10 Roger Sayle <roger@eyesopen.com>
8928 * builtins.c (expand_builtin_signbit): Extend to handle floating
8929 point modes wider than the largest integer type, using the
8930 operand_subword_force function to obtain the signbit's word.
8932 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8935 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8936 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8938 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8940 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8942 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8944 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8946 (perform_edge_inserts): Unconditionally call
8947 free_dominator_info.
8949 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8951 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8953 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8955 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8957 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8959 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8961 (rtl_register_value_prof_hooks,
8962 tree_value_profile_transformations,
8963 tree_register_value_prof_hooks): Likewise.
8964 * var-tracking.c (stack_adjust_offset_pre_post,
8965 variable_htab_free, variable_union, dataflow_set_different_2,
8966 count_uses, variable_was_changed, set_frame_base_location,
8967 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8968 vt_add_function_parameters): Likewise.
8969 * varasm.c (named_section_real, named_section, make_decl_rtl,
8970 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8971 const_hash_1, compare_constant, copy_constant, force_const_mem,
8972 output_constant_pool_2, output_constant_pool_1, output_constant,
8973 output_constructor, make_decl_one_only, decl_tls_model,
8974 default_no_named_section, default_elf_select_section_1,
8975 default_unique_section_1): Likewise.
8976 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8977 * vmsdbgout.c (addr_const_to_string): Likewise.
8980 * function.c (struct assign_parm_data_one): Remove last_named
8982 (assign_parm_find_data_types): Don't determine last_named.
8983 Reorder named_parm determination.
8984 (assign_parms): Only setup varargs on the last non-varadic
8987 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8989 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8990 sda base address on medium model.
8992 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8994 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8995 * cfgloop.c (flow_loop_nodes_find): Export.
8996 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8998 * cfgloopmanip.c (fix_loop_structure): New function.
8999 * predict.c (predict_loops): Clean up the loops information.
9000 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9001 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9003 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9004 (rewrite_into_loop_closed_ssa): Declaration changed.
9005 * tree-loop-linear.c (linear_transform_loops): Add argument to
9006 rewrite_into_loop_closed_ssa call.
9007 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9008 * tree-ssa-loop-im.c (move_computations): Ditto.
9009 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9010 * tree-vectorizer.c (vectorize_loops): Ditto.
9011 * tree-optimize.c: Include cfgloop.h.
9012 (execute_todo): Choose whether to call cleanup_tree_cfg or
9013 cleanup_tree_cfg_loop.
9014 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9015 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9016 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9017 cleanup_tree_cfg_loop call.
9018 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9019 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9020 work on part of cfg.
9022 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9025 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9026 with multiple alternatives.
9028 * stmt.c (parse_output_constraint): Fix a typo.
9030 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9032 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9033 assembly directive instead of deprecated "no-generics".
9035 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9037 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9038 for non-offsettable memory references to cope with outstanding reload
9040 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9041 avoid losing outstanding address reloads.
9042 ("reload_outdi", "reload_outdf"): Likewise.
9044 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9046 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9047 code. Add more cbrt transformations.
9049 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9051 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9053 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9055 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9056 NULL_TREE when a given tree is not simplified.
9057 (fold): Return the original tree when any of the functions
9058 mentioned above NULL_TREE.
9060 * fold-const.c (fold_unary, fold_binary): Take decomposed
9061 arguments, code, type, op0, and op1 in case of fold_binary.
9062 (fold): Update calls to fold_unary and fold_binary.
9064 2005-03-09 Roger Sayle <roger@eyesopen.com>
9066 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9067 a fndecl and an arglist instead of a CALL_EXPR, exp.
9069 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9071 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9073 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9075 * expr.c (expand_assignment): Remove orig_to_rtx.
9077 * fold-const.c (int_const_binop): Remove no_overflow.
9079 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9081 * loop-iv.c (get_biv_step_1): Remove lhs.
9083 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9085 * real.c (real_nan): Remove neg.
9087 * function.c (thread_prologue_and_epilogue_insns): Remove i
9090 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9093 * tree-eh.c (tree_could_trap_p): Remove idx.
9095 * tree-into-ssa.c (ann): Remove ann.
9097 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9099 * tree-sra.c (decide_block_copy): Remove inst_count.
9101 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9103 * tree-ssa-loop-im.c (lhs): Remove.
9105 * cfgbuild.c (state, STATE, SET_STATE,
9106 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9108 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9109 (find_basic_blocks): Set the state of each basic block to
9112 2005-03-08 Jeff Law <law@redhat.com>
9114 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9115 goto results in the removal of edges in the CFG, then we need
9116 to recompute dominators.
9118 2005-03-09 Ben Elliston <bje@au.ibm.com>
9120 * c-common.c (c_do_switch_warnings): Comment fix.
9122 2005-03-08 Julian Brown <julian@codesourcery.com>
9124 * Patch from 2005-03-08 reverted for causing regressions and
9125 ppc-darwin bootstrap failure.
9127 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9129 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9130 Define the real function for ppc-darwin.
9131 * c-typeck.c (convert_arguments): Check for target-specific
9132 invalid argument call to unprototyped function.
9133 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9135 * target.h (invalid_arg_for_unprototyped_fn): New field
9137 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9138 default target hook.
9139 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9142 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9144 * c-typeck.c (constructor_stack, constructor_range_stack,
9145 initializer_stack): Make them static.
9147 * cfg.c (rbi_pool): Make it static.
9149 * gimple-low.c (lower_stmt_body): Make it static.
9150 * tree-flow.h: Remove the corresponding prototype. Don't
9153 * sched-deps.c (cache_size): Make it static.
9155 * stor-layout.c (lang_adjust_rli): Make it static.
9157 2005-03-08 Julian Brown <julian@codesourcery.com>
9159 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9160 from being used for symbols with vague linkage when
9161 HAVE_GAS_COMDAT_GROUP is true.
9163 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9165 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9166 nlabel == JUMP_LABEL (jump).
9168 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9170 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9171 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9172 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9173 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9175 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9178 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9179 * c-common.c (handle_returns_twice): New function.
9180 (c_common_attribute_table): Declare eturns_twice' attribute.
9181 * doc/extend.texi: Document eturns_twice' attribute.
9182 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9183 (struct tree_decl): Add returns_twice_flag.
9185 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9187 * tree-ssa-phiopt.c: Fix a comment typo.
9189 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9190 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9191 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9194 2005-03-08 Richard Henderson <rth@redhat.com>
9196 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9197 builtin codes with ctzdi2, clzdi2, popcountdi2.
9198 (struct alpha_builtin_def): Add is_const.
9199 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9200 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9201 (alpha_init_builtins): Init them. Set nothrow and const attributes
9203 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9204 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9205 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9206 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9207 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9208 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9209 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9210 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9211 (TARGET_FOLD_BUILTIN): New.
9212 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9213 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9215 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9217 2005-03-08 Ira Rosen <irar@il.ibm.com>
9219 PR tree-optimization/20122
9220 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9221 condition of access function instead of base.
9223 2005-03-07 Jeff Law <law@redhat.com>
9224 Steven Bosscher <stevenb@suse.de>
9226 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9227 (find_taken_edge): Call find_taken_edge_computed_goto as
9228 appropriate. Allow any gimple invariant rather than just
9229 INTEGER_CST for VAL.
9230 (cleanup_control_flow): Cleanup a computed goto which has turned
9232 (tree_merge_blocks): If block B has any forced labels, move
9233 them to the start of block A.
9234 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9235 computed gotos as well.
9236 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9237 removal of unnecessary computed gotos too.
9238 (lookup_redirection_data): Fix type of INSERT argument. Callers
9241 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9243 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9244 Remove trailing spaces.
9246 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9247 unshare_all_trees): Make them static.
9248 * tree-gimple.h: Remove the corresponding prototypes.
9250 * diagnostic.h: Remove unused prototype
9251 debug_output_buffer.
9252 * modulo-sched.c: Remove unused prototype
9253 set_row_column_for_ps.
9255 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9256 replace_phi_edge_with_variable): Remove unused variable i.
9258 2005-03-07 Per Bothner <per@bothner.com>
9260 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9262 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9265 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9266 bbs on the COND_EXPR instead of the PHI_NODEs.
9267 (candidate_bb_for_phi_optimization): Remove.
9268 (replace_phi_with_stmt): Rename to ...
9269 (replace_phi_edge_with_variable): this and change so that we
9270 replace the phi argument instead of removing the PHI.
9271 (conditional_replacement): Change so we deal with PHI with more
9273 (value_replacement): Likewise.
9274 (abs_replacement): Likewise.
9276 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9278 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9279 output_e500_flip_gt_bit.
9281 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9283 (rs6000_generate_compare): Fix logic to look at the correct bits.
9284 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9286 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9287 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9288 gen_move_from_CR_gt_bit.
9290 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9291 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9292 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9294 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9295 (E500_CR_IOR_COMPARE): New constant.
9297 2005-03-08 Earl Chew <earl_chew@agilent.com>
9298 David Billinghurst <David.Billinghurst@riotinto.com>
9300 * config/i386/host-cygwin.c: New file to support precompiled
9302 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9303 * config.host: Use above files for cygwin host.
9305 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9307 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9308 ordering ops from earlier change.
9310 2005-03-07 Per Bothner <per@bothner.com>
9312 Various fixes to allow us to again build if --enable-mapped-location:
9313 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9314 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9315 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9316 local variable loc. Change logic appropriately.
9317 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9318 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9319 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9320 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9321 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9323 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9325 PR rtl-optimization/19683
9326 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9327 number of bytes, to smallest_int_for_mode. Fix arguments to
9328 REG_CANNOT_CHANGE_MODE_P.
9330 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9332 * reorg.c (relax_delay_slots): Check that the jump is
9333 conditional before trying to invert it.
9335 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9337 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9340 * calls (stack_arg_under_construction): Make it static.
9342 * flow.c (regs_live_at_setjmp): Make it static.
9343 * flow.h: Remove the corresponding prototype.
9345 * reload1.c (reload_startobj, reload_firstobj,
9346 something_needs_operands_changed, reload_inherited,
9347 reload_inheritance_insn, reload_override_in,
9348 reload_spill_index): Make them static.
9350 * recog.c (verify_changes): Make it static.
9351 * recog.h: Remove the corresponding prototype.
9353 * cfgbuild.c (find_sub_basic_blocks): Remove.
9354 * basic-block.h: Remove the corresponding prototype.
9355 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9357 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9359 * tree-ssa-operands.c (check_build_stmt): Remove.
9361 * stor-layout.c (set_alignment): Remove.
9362 * tree.h: Remove the corresponding prototype.
9364 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9366 * tree-ssa-dce.c (control_dependence_map,
9367 visited_control_parents): Make them static.
9369 * cfghooks.c (verify_flow_info): Remove local variable
9372 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9375 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9377 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9379 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9381 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9383 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9384 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9385 PARALLEL for an empty structure.
9387 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9389 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9391 * fold-const.c (fold_binary): Unroll the very first "for"
9394 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9396 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9397 redundant match_code test.
9398 (scc_comparison_operator): Swap match_operand and match_code
9400 (branch_positive_comparison_operator): Same.
9401 (trap_comparison_operator): Use comparison_operator and swap with
9404 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9407 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9408 (out_movhi_r_mr): Read low byte of volatile MEM first.
9409 (out_movhi_mr_r): Write high byte of volatile MEM first.
9411 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9413 * cselib.c (reg_values, reg_values_size): Make them static.
9415 * cse.c (cse_reg_info_table): Make it static.
9417 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9419 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9421 * cse.c (find_best_addr): Use canon_for_address.
9423 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9425 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9426 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9427 SUBREG and MEM, respectively.
9429 * fold-const.c (fold_binary): Use code instead of t.
9431 * fold-const.c (optimize_minmax_comparison): Take decomposed
9432 arguments code, type, op0, and op1 instead of t.
9433 (fold_binary): Update a call to optimize_minmax_comparison.
9435 * fold-const.c (fold_range_test): Take decomposed arguments
9436 code, type, op0, and op1 instead of t.
9437 (fold_binary): Update a call to fold_range_test.
9439 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9440 decomposed arguments code, type, op0, and op1 instead of t.
9441 (fold_binary): Update a call to fold_range_test.
9443 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9445 * fold-const.c (fold_binary): Avoid directly using the original
9446 expression t as much as possible.
9448 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9450 * c-semantics.c (build_stmt): Use TYPE_P instead of
9451 IS_NON_TYPE_CODE_CLASS.
9452 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9453 (NON_TYPE_CHECK): Use TYPE_P instead of
9454 IS_NON_TYPE_CODE_CLASS.
9456 * fold-const.c (fold): Remove handling of binary expressions.
9458 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9460 * doc/c-tree.texi: Wrap comments in @r{}.
9461 * doc/cpp.texi: Likewise.
9462 * doc/cppinternals.texi: Likewise.
9463 * doc/extend.texi: Likewise.
9464 * doc/md.texi: Likewise.
9465 * doc/objc.texi: Likewise.
9466 * doc/sourcebuild.texi: Likewise.
9467 * doc/tm.texi: Likewise.
9470 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9472 * predict.c (apply_return_prediction): Standardize PHI chain
9474 * tree-ssa.c (ssa_redirect_edge): Likewise.
9476 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9477 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9480 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9481 * tree-flow.h: Adjust the prototype for remove_phi_node.
9482 * lambda-code.c (perfect_nestify): Adjust a call to
9485 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9486 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9488 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9489 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9490 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9491 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9493 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9494 of GEN_INT (trunc_int_for_mode (...)).
9495 * loop-iv.c (iv_number_of_iterations): Likewise.
9496 * postreload.c (reload_cse_move2add): Likewise.
9497 * simplify-rtx.c (simplify_const_unary_operation,
9498 simplify_const_binary_operation): Likewise.
9499 * stor-layout.c (get_mode_bounds): Likewise.
9501 * fold-const.c (fold_binary): New.
9502 (fold): Call fold_binary on binary expressions.
9504 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9506 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9507 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9508 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9509 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9510 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9512 2005-03-04 Devang Patel <dpatel@apple.com>
9514 PR tree-optimization/18815
9515 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9516 loops with zero exit edges.
9518 2005-03-04 Devang Patel <dpatel@apple.com>
9520 * doc/invoke.texi: Remove reference to webpage that does not exist.
9522 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9523 Joseph S. Myers <joseph@codesourcery.com>
9526 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9527 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9528 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9529 * pa.c (get_plabel): Change argument to symbol_ref. Call
9530 maybe_get_identifier instead of get_identifier.
9531 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9532 (struct deferred_plabel): Replace name field with symbol field.
9533 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9534 ASM_OUTPUT_EXTERNAL_REAL is defined.
9535 (output_global_address): Use output_addr_const for output of all
9537 (output_deferred_plabels): Use symbol_ref instead of name for address
9539 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9540 ASM_OUTPUT_SYMBOL_REF): New macros.
9541 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9543 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9546 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9548 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9549 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9551 2005-03-04 Jeff Law <law@redhat.com>
9553 * basic-block.h (rediscover_loops_after_threading): Declare.
9554 * tree-ssa-dom.c: Include cfgloop.h.
9555 (tree_ssa_dominator_optimize): Discover loops and some basic
9556 properties. Remove forwarder blocks recreated by loop header
9557 canonicalization. Also mark backedges in the CFG.
9558 * tree-ssa-threadupdate.c: Include cfgloop.h
9559 (rediscover_loops_after_threading): Define.
9560 (struct local_info): New field, JUMP_THREADED.
9561 (prune_undesirable_thread_requests): New function.
9562 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9563 then record that fact for the callers of redirct_edges.
9564 (thread_block): If BB has incoming backedges, then call
9565 prune_undesirable_thraed_requests. Note when we are
9566 going to have to rediscover loop information. Return a
9567 boolean indicating if any jumps were threaded.
9568 (thread_through_all_blocks): Bubble up boolean indicating
9569 if any jumps were threaded.
9570 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9571 (tree-ssa-threadupdate.o): Similarly.
9573 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9575 * fold-const.c (fold_ternary): Unroll the "for" loop to
9578 2005-03-04 Andrew Haley <aph@redhat.com>
9580 * unwind-dw2-fde-glibc.c (struct
9581 unw_eh_callback_data.check_cache): New field.
9582 (frame_hdr_cache): New.
9583 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9584 Cache frame header info.
9586 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9588 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9589 (print_c_condition): Declare.
9590 * read-rtl.c (ptr_loc): New structure.
9591 (ptr_locs, ptr_loc_obstack, joined_conditions)
9592 (joined_conditions_obstack): New variables.
9593 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9594 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9595 (join_c_conditions, print_c_condition): New functions.
9596 (apply_macro_to_string): Associate the new string with the same
9597 source location as the old one.
9598 (add_condition_to_string): Use join_c_conditions.
9599 (read_string): Use set_rtx_ptr_loc to record a filename and line
9600 number for the string.
9601 (read_rtx): Initialize the new variables above.
9602 * genattrtab.c (write_test_expr, write_attr_value): Use
9604 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9605 comment above the GCC_VERSION check.
9606 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9607 Inline the definition of MAYBE_EVAL.
9608 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9609 * genoutput.c (process_template): Likewise.
9610 * genpreds.c (write_predicate_subfunction): Likewise.
9611 (write_predicate_expr): Use print_c_condition.
9612 * genrecog.c (write_cond): Likewise.
9613 * gensupport.c (process_rtx): Use join_c_conditions to join the
9614 conditions of a define_insn_and_split. Record a source location
9615 for the string after the "&&".
9616 (alter_test_for_insn): Use join_c_conditions.
9618 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9621 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9622 PR tree-optimization/15784
9623 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9626 2005-03-04 Ben Elliston <bje@au.ibm.com>
9628 * gcc.c (option_map): Add --coverage.
9629 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9630 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9631 * config/darwin.h: Pass -lgcov for `coverage'.
9632 * doc/invoke.texi (Debugging Options): Document --coverage.
9634 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9636 * gcse.c (bypass_block): Use find_edge wherever possible.
9638 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9642 * c-opts.c (c_common_parse_file): Call start_source_file
9643 and end_source_file at the approriate times.
9645 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9646 the main file, it will be done for us now.
9648 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9650 * fold-const.c (fold_ternary): New.
9651 (fold): Call fold_ternary on ternary expressions. Remove
9652 handling of ternary expressions.
9654 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9656 PR tree-optimization/15784
9657 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9660 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9662 * config/rs6000/predicates.md (branch_comparison_operator):
9663 Convert from C block to conditional format.
9665 2005-03-03 Jan Hubicka <jh@suse.cz>
9667 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9668 and non-constant public variables.
9670 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9672 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9675 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9678 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9679 calls to release_ssa_name and release_phi_node.
9681 * fold-const.c (fold): Remove handling of unary expressions.
9683 * fold-const.c (fold_unary): Avoid directly using the original
9684 expression t as much as possible.
9686 2005-03-03 Roger Sayle <roger@eyesopen.com>
9687 Andrew Pinski <pinskia@physics.uc.edu>
9689 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9690 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9692 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9694 Describe special registers SRP and MOF as allocatable registers.
9695 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9696 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9697 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9698 TARGET_HAS_MUL_INSNS.
9699 (cris_print_operand) <case 'd'>: New case.
9700 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9701 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9703 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9704 (REG_ALLOC_ORDER): Update for MOF.
9705 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9707 (GENERAL_REGS): No longer a define of ALL_REGS.
9708 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9709 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9711 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9712 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9713 (SECONDARY_RELOAD_CLASS): Define.
9714 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9715 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9716 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9717 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9718 (REGISTER_MOVE_COST): Define.
9719 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9720 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9721 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9722 (CRIS_MOF_REGNUM): New define_constants.
9723 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9725 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9727 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9728 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9729 Adjust for MOF being properly described as a register.
9730 (indir_to_reg_split): Name this split. Conditionalize on the
9731 destination register being a general register.
9732 (movei): Conditionalize on on operands 0 and 1 having the same
9735 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9738 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9739 -mcpu to override any other explicitly given flags.
9741 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9743 * recog.c (verify_changes, confirm_change_group): New functions,
9744 broken out of apply_change_group.
9745 (apply_change_group): Use them.
9746 * recog.h (verify_change, confirm_change_group): Declare.
9747 * rtl.h (redirect_jump_2): Declare.
9748 * jump.c (redirect_exp, invert_exp): Delete.
9749 (invert_exp_1): Take second parameter. Return value. Changed caller.
9750 (redirect_jump_2): New function, broken out of redirect_jump.
9751 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9752 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9753 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9755 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9757 * varasm.c (named_section): Use xstrdup rather than doing it by
9760 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9762 2005-03-02 Devang Patel <dpatel@apple.com>
9764 Undo PR tree-optimization/18815 fix.
9766 2005-03-02 Devang Patel <dpatel@apple.com>
9768 PR tree-optimization/18815
9769 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9770 loops with zero exit edges.
9772 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9774 * cfg.c (connect_src, connect_dest, disconnect_src,
9775 disconnct_dest): New.
9776 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9777 redirect_edge_pred): Use the new functions.
9779 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9780 free_dominance_info only when needed.
9782 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9785 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9786 (reg_or_sub_cint64_operand): Same.
9788 2005-03-02 Jeff Law <law@redhat.com>
9790 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9791 CFG_ALTERED in the main DOM iteration loop.
9793 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9796 * varasm.c (initializer_constant_valid_p): Allow conversions
9797 between OFFSET_TYPEs. Tidy.
9799 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9801 * config/cris/cris.md ("return"): Remove epilogue delay list
9804 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9806 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9808 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9810 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9812 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9813 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9814 config/m68k/m68k.c, config/mips/mips.h,
9815 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9816 doc/include/gcc-common.texi: Update copyright.
9818 PR middle-end/18029 and PR middle-end/18030
9819 * expr.c (optimize_bitfield_assignment_op): Add a special case
9820 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9822 * fold-const.c (fold_unary): New.
9823 (fold): Call fold_unary on unary expressions.
9825 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9827 * cgraph.h (struct cgraph_edge): Add prev_caller and
9829 (cgraph_node_remove_callees): Export.
9830 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9832 (cgraph_edge_remove_callee): New function.
9833 (cgraph_edge_remove_caller): Likewise.
9834 (cgraph_remove_edge): Use.
9835 (cgraph_redirect_edge_callee): Likewise.
9836 (cgraph_node_remove_callees): New function.
9837 (cgraph_node_remove_callers): Likewise.
9838 (cgraph_remove_node): Use.
9839 * tree-optimize.c (tree_rest_of_compilation): Use
9840 cgraph_node_remove_callees instead of manual loop.
9841 * cgraphunit.c (cgraph_finalize_function): Likewise.
9842 (cgraph_expand_function): Likewise.
9843 (cgraph_remove_unreachable_nodes): Likewise.
9845 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9848 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9850 * c-decl.c (undeclared_variable): Take location as argument.
9851 * c-typeck.c (build_external_ref): Likewise.
9852 * c-parser.c (c_parser_postfix_expression): Pass location of
9853 identifier to build_external_ref.
9855 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9857 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9858 CCEQ mode for branch_positive_comparison_operator test.
9859 * config/rs6000/predicates (branch_comparison_operator): Revert to
9861 (scc_comparison_operator): Same.
9862 (branch_positive_comparison_operator): Same.
9864 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9866 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9867 (cris_delay_slots_for_epilogue): Remove.
9868 (save_last): Move into cris_target_asm_function_epilogue.
9869 (cris_target_asm_function_epilogue): Remove tests for file being
9871 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9872 (cris_delay_slots_for_epilogue): Remove prototypes.
9873 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9874 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9876 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9878 * config/rs6000/predicates.md (branch_comparison_operator): Change
9879 to define_special_predicate.
9880 (scc_comparison_operator): Same.
9881 (branch_positive_comparison_operator): Same.
9883 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9885 * Makefile.in (tree-ssa-sink.o): New.
9886 (OBJS-common): Add tree-ssa-sink.o.
9887 * common.opt: Add -ftree-sink
9888 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9889 * timevar.def (TV_TREE_SINK): new timevar.
9890 * tree-flow.h (is_hidden_global_store): Prototype.
9891 * tree-optimize.c (init_tree_optimization_passes): Add
9893 * tree-pass.h (pass_sink_code): New.
9894 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9895 for non-obvious global store store to is_hidden_global_store, and
9896 call that new function.
9897 * tree-ssa-sink.c: New file.
9898 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9899 * doc/passes.texi: Document forward store motion.
9900 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9901 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9902 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9903 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9905 2005-03-01 Per Bothner <per@bothner.com>
9907 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9908 and we have a non-zero column-number, add it to the message.
9909 Also factor out the diagnostic_kind_text.
9911 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9913 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9914 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9915 flow_loop_scan): Removed.
9916 (flow_loop_dump): Do not dump removed fields.
9917 (flow_loop_free): Do not free removed fields.
9918 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9919 (loop_exit_edge_p): New function.
9920 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9921 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9922 num_exits, exits_doms.
9923 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9924 LOOP_EDGES, LOOP_ALL): Removed.
9925 (flow_loop_scan): Declaration removed.
9926 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9927 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9929 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9930 (if_convert): Call flow_loops_find and flow_loops_free
9931 when calling mark_loop_exit_edges.
9932 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9933 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9934 free_dominance_info calls.
9935 * loop-init.c (flow_loops_find): Ditto.
9936 * passes.c (rest_of_handle_branch_prob): Ditto.
9937 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9938 * loop-unroll.c (analyze_insns_in_loop): Do not use
9940 * predict.c (predict_loops): Do not call flow_loop_scan.
9941 Use get_loop_exit_edges.
9942 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9943 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9944 Do not use EDGE_LOOP_EXIT.
9945 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9946 to bb_with_exit_edge_p.
9947 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9948 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9949 to bb_with_exit_edge_p.
9950 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9952 * tree-loop-linear.c (linear_transform_loops): Do not call
9953 flow_loop_scan. Use loop->single_exit.
9954 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9955 (vect_analyze_loop_form): Do not call flow_loop_scan.
9956 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9958 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9960 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9961 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9962 slpeel_tree_duplicate_loop_to_edge_cfg,
9963 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9964 Use loop_preheader_edge and loop->single_exit. Do not call
9967 2005-03-01 Nick Clifton <nickc@redhat.com>
9969 * config/arm/arm.c (thumb_find_work_register): Check all of the
9970 argument registers to see if they are free, and a couple of
9971 special cases where the last argument register but can be proved
9972 to be available during the function's prologue.
9973 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9974 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9975 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9977 (thumb_compute_save_reg_mask): Likewise. Also use
9978 thumb_find_work_register() to ensure that there is agreement about
9979 which work register is going to be used in the prologue.
9980 (thumb_output_function_prologue): Use unsigned long as the type
9981 for the register bit-mask. Also delay pushing the link register if
9982 other high registers are going to be pushed.
9983 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9984 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9985 redundant prototypes.
9987 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9990 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9991 and after reload in REG+REG indexed addresses without REG_POINTER
9992 set in the base and not set in the index.
9994 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9996 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9997 Don't undefine here.
9998 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9999 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10000 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10001 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10002 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10004 * config.gcc (sh*-*-linux*): Use config/linux.h.
10006 2005-02-28 Dale Johannesen <dalej@apple.com>
10007 Stan Shebs <shebs@apple.com>
10009 Rewrite of 64-bit Darwin structure-by-value pass/return.
10010 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10011 intoffset, use_stack, named.
10012 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10013 (rs6000_darwin64_record_arg_advance_flush): New.
10014 (rs6000_darwin64_record_arg_advance_recurse): New.
10015 (rs6000_darwin64_record_arg_flush): New.
10016 (rs6000_darwin64_record_arg_recurse): New.
10017 (rs6000_darwin64_record_arg): New.
10018 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10019 (function_arg_boundary): Handle 128-bit aligned structs.
10020 (function_arg_advance): Rewrite darwin64 struct handling.
10021 (function_arg): Call rs6000_darwin64_record_arg.
10022 (function_arg_partial_nregs): Handle darwin64 structs.
10023 (rs6000_darwin64_function_value): Remove.
10024 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10026 2005-02-28 Roger Sayle <roger@eyesopen.com>
10028 PR tree-optimization/20216
10029 * tree-chrec.c (tree_fold_factorial): Delete.
10030 (tree_fold_binomial): Change argument list to take a return type
10031 and change the type of K to unsigned int. Rewrite to avoid explicit
10032 evaluation of factorials, and (recursively) calling fold to perform
10033 compile-time arithmetic. Return NULL on (internal) overflow.
10034 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10035 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10036 if any intermediate calculation overflows.
10037 (chrec_apply): Update call to chrec_evaluate.
10039 2005-02-28 James E Wilson <wilson@specifixinc.com>
10041 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10043 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10046 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10047 instead of NULL_TREE on error.
10049 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10051 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10052 (EASY_VECTOR_15_ADD_SELF): Remove.
10053 (num_insns_constant_wide): Not static.
10054 (validate_condition_mode): Not static.
10055 (toc_relative_expr_p): Not static.
10056 (legitimate_indirect_address_p): Not static.
10057 (macho_lo_sum_memory_operand): Not static.
10058 (invalid_e500_subreg): Not static.
10059 (easy_vector_same): Not static.
10060 (easy_vector_splat_const): Not static.
10061 (RS6000_SYMBOL_REF_TLS_P): Remove.
10062 (any_operand): Delete.
10063 (any_parallel_operand): Delete.
10064 (count_register_operand): Delete.
10065 (altivec_register_operand): Delete.
10066 (xer_operand): Delete.
10067 (s8bit_cint_operand): Delete.
10068 (short_cint_operand): Delete.
10069 (u_short_cint_operand): Delete.
10070 (non_short_cint_operand): Delete.
10071 (exact_log2_cint_operand): Delete.
10072 (gpc_reg_operand): Delete.
10073 (cc_reg_operand): Delete.
10074 (cc_reg_not_cr0_operand): Delete.
10075 (reg_or_short_operand): Delete.
10076 (reg_or_neg_short_operand): Delete.
10077 (reg_or_aligned_short_operand): Delete.
10078 (reg_or_u_short_operand): Delete.
10079 (reg_or_cint_operand): Delete.
10080 (reg_or_arith_cint_operand): Delete.
10081 (reg_or_add_cint64_operand): Delete.
10082 (reg_or_sub_cint64_operand): Delete.
10083 (reg_or_logical_cint_operand): Delete.
10084 (got_operand): Delete.
10085 (got_no_const_operand): Delete.
10086 (easy_fp_constant): Delete.
10087 (easy_vector_constant): Delete.
10088 (easy_vector_constant_add_self): Delete.
10089 (zero_constant): Delete.
10090 (zero_fp_constant): Delete.
10091 (volatile_mem_operand): Delete.
10092 (offsettable_mem_operand): Delete.
10093 (mem_or_easy_const_operand): Delete.
10094 (add_operand): Delete.
10095 (non_add_cint_operand): Delete.
10096 (logical_operand): Delete.
10097 (non_logical_cint_operand): Delete.
10098 (mask_operand): Delete.
10099 (mask_operand_wrap): Delete.
10100 (mask64_operand): Delete.
10101 (mask64_2_operand): Delete.
10102 (and64_operand): Delete.
10103 (and64_2_operand): Delete.
10104 (and_operand): Delete.
10105 (reg_or_mem_operand): Delete.
10106 (lwa_operand): Delete.
10107 (symbol_ref_operand): Delete.
10108 (call_operand): Delete.
10109 (current_file_function_operand): Delete.
10110 (input_operand): Delete.
10111 (rs6000_nonimmediate_operand): Delete.
10112 (rs6000_tls_symbol_ref): Delete.
10113 (save_world_operation): Delete.
10114 (restore_world_operation): Delete.
10115 (load_multiple_operation): Delete.
10116 (store_multiple_operation): Delete.
10117 (vrsave_operation): Delete.
10118 (mfcr_operation): Delete.
10119 (mtcrf_operation): Delete.
10120 (lmw_operation): Delete.
10121 (stmw_operation): Delete.
10122 (branch_comparison_operator): Delete.
10123 (branch_positive_comparison_operator): Delete.
10124 (scc_comparison_operator): Delete.
10125 (trap_comparison_operator): Delete.
10126 (boolean_operator): Delete.
10127 (boolean_or_operator): Delete.
10128 (min_max_operator): Delete.
10129 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10130 (EASY_VECTOR_15): Moved to here.
10131 (EASY_VECTOR_15_ADD_SELF): Move to here.
10132 (PREDICATE_CODES): Delete.
10133 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10134 Declare functions no longer static.
10135 * config/rs6000/predicates.md: New.
10136 * config/rs6000/rs6000.md: Include predicates.md
10138 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10140 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10141 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10143 * cfgrtl.c (need_fake_edge_p): Likewise.
10144 * combine.c (distribute_notes): Likewise.
10145 * emit-rtl.c (try_split): Likewise.
10146 * recog.c (peephole2_opimize): Likewise.
10147 * reg-notes.def (ALWAYS_RETURN): Remove.
10148 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10149 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10150 * tree.h (ECF_ALWAYS_RETURN): Remove.
10152 2005-02-28 Roger Sayle <roger@eyesopen.com>
10154 PR middle-end/19874
10155 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10156 between different machine modes is never a "useless" conversion.
10158 2005-02-28 Geert Bosch <bosch@gnat.com>
10161 * doc/contrib.texi: List contributors for Ada front end
10163 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10165 * simplify-rtx.c (simplify_unary_operation_1,
10166 simplify_const_unary_operation): New, extracted from...
10167 (simplify_unary_operation): ... this one.
10168 (simplify_binary_operation_1,
10169 simplify_const_binary_operation): New, extracted from...
10170 (simplify_binary_operation): ... this one.
10171 * rtl.h (simplify_const_unary_operation,
10172 simplify_const_binary_operation): Add prototypes.
10174 2005-02-28 Julian Brown <julian@codesourcery.com>
10176 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10177 building libjava and caused PR regression/20228.
10179 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10182 * Makefile.in (host_subdir): New.
10183 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10184 * configure: Regenerate.
10186 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10188 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10189 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10190 installation directory first.
10192 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10195 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10196 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10197 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10198 * config/cris/cris.md: Tweak comments referring to Q.
10199 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10200 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10201 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10202 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10203 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10204 Insert spaces in constraints to align alternatives vertically for
10206 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10209 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10211 PR rtl-optimization/17728
10212 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10213 operand 0 from general_operand to move_dest_operand.
10215 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10217 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10218 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10219 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10220 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10222 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10224 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10225 * configure: Regenerate.
10226 * libada-mk.in: Remove CC; rename
10227 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10229 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10232 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10233 for the lhs, also walk over the tree. Likewise for rhs.
10235 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10237 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10238 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10239 Do not propagate value of iv before increment over the increment.
10241 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10243 * c-parser.c: New file.
10244 * c-parse.in: Remove.
10245 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10247 (c-parser.o): Add dependencies.
10248 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10249 maintainer-clean, TAGS): Update.
10250 * c-config-lang.in (gtfiles): Update.
10251 * gengtype-lex.l: Don't handle "@@".
10252 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10253 objc_build_synchronized, objc_begin_try_stmt,
10254 objc_begin_catch_clause, objc_finish_catch_clause,
10255 objc_build_finally_clause, objc_finish_try_stmt): New.
10256 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10258 (c_parse_init): Update comment.
10259 * c-decl.c (c_init_decl_processing): Update comment.
10260 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10261 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10262 new c_declspecs members.
10264 2005-02-25 Julian Brown <julian@codesourcery.com>
10266 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10267 from being used for symbols with vague linkage when
10268 HAVE_GAS_COMDAT_GROUP is true.
10270 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10272 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10274 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10277 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10278 (LIBGCC2_HAS_DF_MODE): New.
10279 (LIBGCC2_HAS_XF_MODE): New.
10280 (LIBGCC2_HAS_TF_MODE): New.
10281 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10282 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10283 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10284 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10285 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10286 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10287 and add _fixtfdi, _fixunstfdi, _floatditf
10288 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10289 L_fixunstfdi, L_floatditf.
10290 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10291 (LIBGCC2_HAS_TF_MODE): Define.
10293 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10295 PR tree-optimization/20204
10296 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10297 REWRITE_THIS_STMT markers on PHI nodes.
10298 (rewrite_initialize_block): Likewise.
10300 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10302 * version.c (version_string): Update to 4.1.
10304 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10306 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10307 Clarify that the alternative way doesn't work in GNU C++.
10309 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10311 PR tree-optimization/19937
10312 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10313 to the type of the induction variable.
10315 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10317 PR rtl-optimization/20117
10318 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10319 the block including noncopyable insn.
10321 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10323 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10324 calls to find_reg_note.
10326 2005-02-24 Richard Henderson <rth@redhat.com>
10329 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10332 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10334 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10335 vector types if to use base reg for misaligned non-word ld/std.
10337 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10340 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10341 dwarf2 label manually and put it after, not before the prologue.
10343 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10346 * reload.c (operands_match_p): Only increment register number for
10347 SCALAR_INT_MODE_P modes in multiple hard registers.
10349 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10352 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10354 * ChangeLog.5: Fix log message typo(s).
10355 * ChangeLog.7: Likewise.
10356 * ChangeLog.tree-ssa: Likewise.
10357 * cfgexpand.c: Fix comment typo(s).
10358 * conflict.c: Likewise.
10359 * defaults.h: Likewise.
10360 * dwarf2out.c: Likewise.
10361 * gcse.c: Likewise.
10362 * ggc-page.c: Likewise.
10363 * tree-eh.c: Likewise.
10364 * tree-ssa-dom.c: Likewise.
10366 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10369 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10370 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10371 if SHARED is defined.
10374 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10375 allow splitting only if operands 0 and 3 don't overlap.
10377 2005-02-24 Richard Henderson <rth@redhat.com>
10379 PR middle-end/19953
10380 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10381 (fold_builtin_1): Call them.
10382 * fold-const.c (fold_complex_mult_parts): Split out from ...
10383 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10384 (fold_complex_div_parts, fold_complex_div): New.
10386 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10388 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10390 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10391 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10393 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10394 (print_node): Likewise.
10395 Print TYPE_SIZES_GIMPLIFIED.
10397 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10399 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10400 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10401 operands as commutative in constraints.
10403 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10405 * tree-into-ssa.c: Re-organize internal functions.
10407 2005-02-24 Richard Henderson <rth@redhat.com>
10409 PR middle-end/18902
10410 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10412 * common.opt (fcx-limited-range): New.
10413 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10414 * toplev.c (flag_complex_method): Initialize to 1.
10415 (process_options): Set flag_complex_method to 0 if
10416 flag_cx_limited_range.
10417 * doc/invoke.texi (-fcx-limited-range): New.
10419 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10421 * cse.c (delete_trivially_dead_insns): Speed up by using
10422 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10425 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10427 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10428 functions when -mid-shared-library is being used.
10430 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10432 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10433 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10434 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10435 * system.h: Poison LINK_LIBGCC_SPECIAL.
10437 2005-02-23 James E Wilson <wilson@specifixinc.com>
10439 * gengtype.c (note_insn_name): Make 1 element larger.
10441 2005-02-23 Roger Sayle <roger@eyesopen.com>
10444 PR rtl-optimization/20097
10445 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10446 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10448 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10450 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10451 * t-aix52 (SHLIB_INSTALL): Same.
10453 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10455 * genpreds.c: Update copyright.
10457 2005-02-23 Michael Beach <michaelb@ieee.org>
10460 * config/sparc/t-elf (startup files): Assemble with CPP.
10462 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10464 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10465 (write_predicate_expr): Likewise.
10467 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10469 PR tree-optimization/20100
10470 PR tree-optimization/20115
10471 * tree-optimize.c (init_tree_optimization_passes): Remove
10472 pass_maybe_create_global_var.
10473 * tree-pass.h (pass_maybe_create_global_var): Remove.
10474 * tree-ssa-alias.c (aliases_computed_p): Declare.
10475 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10476 (count_calls_and_maybe_create_global_var): Remove.
10477 (pass_maybe_create_global_var): Remove.
10478 (init_alias_info): Do not declare aliases_computed_p.
10479 (maybe_create_global_var): If the function contains no
10480 call-clobbered variables and a mix of pure/const and regular
10481 function calls, create .GLOBAL_VAR.
10482 Mark all call-clobbered variables for renaming.
10483 (merge_pointed_to_info): Update comment.
10484 (add_pointed_to_var): Likewise.
10485 (is_escape_site): Likewise.
10486 Accept struct alias_info * instead of size_t *.
10488 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10490 * tree-ssa-operands.c (get_call_expr_operands): If
10491 ALIASES_COMPUTED_P is false, do not add call-clobbering
10493 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10494 (delete_tree_ssa): Likewise.
10496 2005-02-22 James E Wilson <wilson@specifixinc.com>
10498 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10499 (do_compile): Do call it here.
10501 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10503 PR rtl-optimization/20017.
10504 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10505 rest_of_handle_cse2, rest_of_handle_gcse): Call
10506 delete_dead_jumptables immediately before calling cleanup_cfg.
10508 2005-02-22 Devang Patel <dpatel@apple.com>
10511 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10514 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10516 * config/rs6000/aix.h (WINT_TYPE): Define.
10518 2005-02-22 Stan Shebs <shebs@apple.com>
10520 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10521 natural alignment for 64-bit Darwin.
10522 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10524 * doc/invoke.texi: Document this.
10526 2005-02-22 DJ Delorie <dj@redhat.com>
10528 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10529 to make_[un]signed_type, not the mode itself.
10531 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10533 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10534 not available. Use tail calls wherever possible.
10535 (make_edge): Call unchecked_make_edge to create an edge.
10537 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10538 (coalesce_ssa_name): Don't check for
10539 SSANORM_USE_COALESCE_LIST.
10540 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10542 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10544 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10545 (rewrite_into_ssa): ... here.
10547 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10549 PR tree-optimization/19786
10550 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10551 tag to another's may-alias bitmap when adding to the other's list.
10553 2005-02-21 DJ Delorie <dj@redhat.com>
10555 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10556 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10557 registers in unsupported ways.
10558 * expmed.c (init_expmed): Likewise.
10560 2005-02-21 Stan Cox <scox@redhat.com>
10562 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10564 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10566 * tree-cfg.c (fold_cond_expr_cond): New.
10567 (make_edges): Call fold_cond_expr_cond.
10568 (find_taken_edge): Accept nothing but INTEGER_CST.
10569 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10571 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10573 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10574 that do not belong to any basic block.
10576 2005-02-21 Jeff Law <law@redhat.com>
10578 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10581 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10583 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10584 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10585 Adjust their definitions.
10586 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10587 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10589 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10590 genautomata.c, langhooks.c, langhooks.h, system.h,
10591 config/arm/lib1funcs.asm: Update copyright.
10593 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10595 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10597 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10600 * doc/install.texi: Document --with-gc.
10602 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10604 * simplify-rtx.c (simplify_unary_operation): Add a missing
10607 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10609 PR tree-optimization/18663
10610 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10611 if the type has variable bounds.
10613 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10615 * gcse.c: Remove an obsolete comment.
10617 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10619 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10621 * doc/extend.texi (Function Attributes) <Attribute const>: The
10622 attribute "pure" is below this text, not above.
10624 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10626 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10627 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10628 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10630 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10633 * langhooks.h (struct lang_hooks): Add to_target_charset.
10634 * langhooks.c (lhd_to_target_charset): New function.
10635 * langhooks-def.h: Declare lhd_to_target_charset.
10636 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10637 (LANG_HOOKS_INITIALIZER): Update.
10638 * c-common.c (c_common_to_target_charset): New function.
10639 * c-common.h: Declare it.
10640 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10641 c_common_to_target_charset.
10643 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10644 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10645 Delete definitions.
10646 * system.h: Poison them.
10647 * doc/tm.texi: Don't discuss them.
10648 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10649 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10650 (pp_c_char): Do not attempt to generate letter escapes for
10652 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10653 * config/mips/mips.c (mips_output_ascii): Likewise.
10655 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10657 PR tree-optimization/19951
10658 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10661 2005-02-19 Steven Bosscher <stevenb@suse.de>
10663 PR middle-end/19698
10664 * function.h (struct function): New field `max_loop_depth'.
10665 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10666 (flow_loops_find): Reset the max loop depth count before finding loops.
10667 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10668 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10669 (calculate_global_regs_live): Make sure the loop will terminate
10670 when the initial sets are not empty.
10672 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10674 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10676 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10678 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10681 * doc/invoke.texi: Remove documentation of %M spec.
10683 (init_spec): Remove %M suffix from -lgcc_s.
10684 (do_spec_1): Remove 'M' case.
10685 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10686 to put shared libraries in the multilib directory. Remove the
10687 shlib_so_soname substitution variable. Don't add a multilib encoding
10688 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10689 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10690 SHLIB_INSTALL as well as SHLIB_LINK.
10691 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10692 (SHLIB_NAME): Delete.
10693 (SHLIB_DIR): New macro.
10694 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10695 (SHLIB_INSTALL): Adjust accordingly.
10696 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10697 * config/t-slibgcc-sld: Likewise.
10698 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10699 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10700 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10702 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10703 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10704 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10705 Use @shlib_base_name@ instead of @shlib_so_name@.
10706 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10707 and @shlib_base_name@.so in @multilib_dir@.
10708 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10709 to the install path.
10710 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10711 (SHLIB_LINK): Remove previous workaround.
10712 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10713 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10714 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10716 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10717 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10718 (SHLIB_INSTALL): Adjust accordingly.
10719 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10720 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10721 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10722 config/t-slibgcc-elf-ver.
10724 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10725 Jakub Jelinek <jakub@redhat.com>
10727 PR tree-optimization/19828
10728 * tree-ssa-loop-im.c: Add a TODO comment.
10729 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10730 without side-effects.
10732 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10734 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10737 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10739 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10740 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10741 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10743 (ia64_reorg): Delete fixup_errata call.
10744 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10745 (TARGET_SWITCHES): Delete -mb-step entry.
10747 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10750 * c-typeck.c (composite_type): Handle quals in transparent unions.
10751 (type_lists_compatible_p): Likewise.
10753 2005-02-18 Stan Shebs <shebs@apple.com>
10755 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10756 expressions in the .literal8 section.
10758 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10760 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10762 2005-02-18 Roger Sayle <roger@eyesopen.com>
10764 * fold-const.c (constant_boolean_node): Always create values of the
10765 specified type, don't bother calling truthvalue_conversion.
10767 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10769 * except.c (output_function_exception_table): Call
10770 assemble_external_libcall (eh_personality_libfunc).
10772 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10775 * config/ia64/ia64.h (struct machine_function): Add state_num.
10776 * config/ia64/ia64.c (process_epilogue,
10777 process_for_unwind_directive): Use new unwind state numbers each
10778 time rather than state 1.
10780 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10783 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10784 before the "*llgt_didi" pattern.
10786 2005-02-18 Jason Merrill <jason@redhat.com>
10788 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10790 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10792 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10793 (div0): Use it in place of ARM_FUNC_ALIAS.
10794 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10796 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10798 PR middle-end/20030
10799 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10800 access, the lower bound of the array type if it exists.
10802 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10805 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10806 cases that are out-of-range for the index type.
10808 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10810 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10811 (estimate_case_costs): Don't call convert.
10812 * expmed.c (expand_shift): Likewise.
10813 (make_tree): Call fold_convert instead of convert.
10815 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10818 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10819 that ref to be marked MEM_READONLY_P doesn't have base that needs
10822 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10824 * genautomata.c (output_get_cpu_unit_code_func,
10825 output_cpu_unit_reservation_p): Don't generate old-style function
10828 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10831 PR tree-optimization/20009
10832 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10834 PR tree-optimization/18947
10835 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10836 inline, remove all nodes that are inlined into the extern inline
10839 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10841 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10842 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10843 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10844 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10847 2005-02-17 Roger Sayle <roger@eyesopen.com>
10849 PR tree-optimization/19917
10850 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10851 to be potentially trapping.
10853 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10855 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10857 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10859 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10860 tem becomes a local variable which is set to the value of the
10861 back end defined INITIAL_FRAME_ADDRESS macro.
10862 (expand_builtin_frame_address): Omit the base parameter to
10863 expand_builtin_return_addr.
10864 (expand_builtin_profile_func): Likewise.
10865 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10866 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10867 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10869 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10871 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10872 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10873 * config/frv/frv.c (frv_function_epilogue): Likewise.
10875 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10877 * lambda-code (perfect_nestify): Remove mark/unmark
10878 for rewriting hack.
10879 * tree-loop-linear.c (linear_transform_loops): Add
10880 rewrite_into_ssa call so that ssa is correct for
10881 rewriting into loop closed.
10883 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10885 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10886 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10888 * bt-load.c (btr_def_live_range, combine_btr_defs,
10889 migrate_btr_def, migrate_btr_defs): Likewise.
10890 * cfgcleanup.c (thread_jump): Likewise.
10891 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10892 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10893 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10894 df_rd_local_compute, df_reg_info_compute): Likewise.
10895 * dominance.c (init_dom_info, free_dom_info): Likewise.
10896 * flow.c (init_propagate_block_info,
10897 free_propagate_block_info): Likewise.
10898 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10899 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10900 modify_reg_pav): Likewise.
10901 * loop-invariant.c (find_defs, find_invariant_insn,
10902 find_invariants, free_inv_motion_data): Likewise.
10903 * predict.c (tree_predict_by_opcode,
10904 estimate_bb_frequencies): Likewise.
10905 * stmt.c (expand_case): Likewise.
10906 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10907 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10908 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10909 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10910 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10911 rewrite_ssa_into_ssa): Likewise.
10912 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10913 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10914 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10915 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10916 * tree-sra.c (tree_sra): Likewise.
10917 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10918 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10919 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10920 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10921 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10922 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10924 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10925 calculate_live_on_entry, calculate_live_on_exit,
10926 build_tree_conflict_graph): Likewise.
10927 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10928 record_important_candidates, set_use_iv_cost, find_depends,
10929 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10930 tree_ssa_iv_optimize_finalize): Likewise.
10931 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10932 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10933 tree_duplicate_loop_to_header_edge): Likewise.
10934 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10935 * tree-ssa.c (verify_flow_insensitive_alias_info,
10936 verify_name_tags, verify_ssa, init_tree_ssa,
10937 delete_tree_ssa): Likewise.
10938 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10939 fini_ssanames): Likewise.
10940 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10942 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10944 * config/rs6000/t-rtems: Completely reworked.
10946 2005-02-17 Ira Rosen <irar@il.ibm.com>
10948 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10950 2005-02-17 Ira Rosen <irar@il.ibm.com>
10952 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10953 POINTER_TYPE_P when checking that type is a pointer.
10954 (vect_get_memtag): Remove.
10955 (vect_address_analysis): Use POINTER_TYPE_P. Call
10956 vect_object_analysis with dummy parameter for memtag.
10957 (vect_object_analysis): Extract memtag (functionality that
10958 used to be in vect_get_memtag and moved here). Fix printings.
10959 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10960 with correct parameters. Remove call to vect_get_memtag.
10962 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10964 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10965 (tree-vectorizer.o): Added missing dependencies.
10967 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10969 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10970 declaration in tree-vectorizer.c, now has an extern declaration in
10971 tree-vectorizer.h).
10972 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10973 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10974 get_vectype_for_scalar_type, vect_is_simple_use,
10975 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10976 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10977 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10978 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10979 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10980 find_loop_location): Likewise.
10982 * tree-vectorizer.c (langhooks.h): #include removed.
10983 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10984 moved to tree-vectorized.h.
10985 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10986 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10987 get_vectype_for_scalar_type, vect_is_simple_use,
10988 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10989 vect_supportable_dr_alignment, new_loop_vec_info,
10990 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10991 vect_set_verbosity_level, find_loop_location): Likewise.
10993 (vect_analyze_loop): Function externalized. Declaration moved to
10994 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10995 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10996 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10997 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10998 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10999 vect_enhance_data_refs_alignment, vect_analyze_operations,
11000 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11001 vect_stmt_relevant_p, vect_get_loop_niters,
11002 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11003 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11004 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11005 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11006 vect_get_memtag): Likewise.
11008 (vectorizable_load): Function externalized. Declaration moved to
11009 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11010 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11011 vect_transform_loop): Likewise.
11012 (vect_transform_stmt): Moved to tree-vect-transform.c.
11013 (vect_align_data_ref, vect_create_destination_var,
11014 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11015 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11016 vect_get_vec_def_for_operand, vect_init_vector,
11017 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11018 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11019 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11020 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11021 vect_do_peeling_for_loop_bound): Likewise.
11023 * tree-vect-analyze.c: New file.
11024 * tree-vect-transform.c: New file.
11026 2005-02-17 Jason Merrill <jason@redhat.com>
11028 PR mudflap/19319, c++/19317
11029 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11032 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11034 * doc/install.texi (Specific): Update link for Darwin-specific
11037 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11039 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11040 constant_boolean_node.
11042 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11045 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11046 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11048 2005-02-16 Richard Henderson <rth@redhat.com>
11051 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11053 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11054 replace uses with Wtype_MAXp1_F.
11055 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11056 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11057 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11058 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11059 and HAVE_TFMODE as appropriate.
11060 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11061 (__floatdisf): Likewise.
11062 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11063 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11064 (Wtype_MAXp1_F): New.
11065 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11066 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11068 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11071 * arm.c (arm_apply_result_size): New function.
11072 * arm.h (APPLY_RESULT_SIZE): Define.
11073 * arm-protos.h (arm_apply_result_size): Add prototype.
11074 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11075 (movxf): New expand.
11076 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11077 (call_value_symbol): Remove predicate for operand 0.
11078 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11079 (untyped_call): Rework to correclty return values for any type.
11080 (untyped_return): New expand.
11081 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11083 2005-02-16 Stan Shebs <shebs@apple.com>
11085 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11086 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11088 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11090 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11091 configure settings on Solaris 7 and later.
11093 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11095 PR tree-optimization/19865
11096 * tree-optimize.c (init_tree_optimization_passes): Run
11097 pass_may_alias after pass_sra.
11099 2005-02-16 Richard Henderson <rth@redhat.com>
11100 Stuart Hastings <stuart@apple.com>
11103 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11104 Do nothing if debug info suppressed for this function.
11105 (dbxout_begin_function): Early exit if debug info suppressed for
11108 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11111 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11113 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11115 PR tree-optimization/19967
11116 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11117 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11118 argument TYPE. Adjust calls to fold_builtin_XXX.
11119 (expand_builtin, fold_builtin_1): Adjust calls to
11120 expand_builtin_XXX.
11121 (fold_builtin_strchr, fold_builtin_strpbrk,
11122 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11123 result to a requested type TYPE.
11125 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11127 PR middle-end/19857
11128 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11129 (T)x & (T)cst if (T)cst overflows.
11130 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11131 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11133 2005-02-15 Jeff Law <law@redhat.com>
11135 * gcse.c (blocks_with_calls): New bitmap.
11136 (alloc_gcse_mem): Allocate it.
11137 (free_gcse_mem): Free it.
11138 (clear_modifY_mem_tables): Clear it.
11139 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11140 when we encounter CALL_INSNs.
11141 (compute_transp, case MEM): Handle blocks with calls separate
11142 from blocks without calls. Use bitmap iterators rather than
11145 2005-02-15 Peter O'Gorman <peter@pogma.com>
11148 * mklibgcc.in (vis_hide): Use a temporary object file, not
11151 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11154 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11155 access optimization.
11157 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11158 Alan Modra <amodra@bigpond.net.au>
11161 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11162 (_xlqsub): Rename to __gcc_qsub.
11163 (_xlqmul): Rename to __gcc_qmul.
11164 (_xlqdiv): Rename to __gcc_qdiv.
11165 Provide versioned symbol aliases with old names.
11166 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11167 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11168 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11169 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11170 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11172 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11174 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11175 Fold ~(A - 1) and ~(A + -1) to -A.
11177 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11181 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11182 config/pa/pa-host.c:pa_gt_pch_use_address.
11184 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11186 * tree-vn.c (get_value_handle): Make sure that given an
11187 is_gimple_min_invariant expression, we always return it.
11189 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11191 * passes.c (rest_of_handle_gcse): Fix a comment.
11193 2005-02-15 Jeff Law <law@redhat.com>
11195 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11197 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11198 (canon_list_insert, record_last_mem_set_info): Similarly.
11199 (clear_modify_mem_tables): Similarly.
11201 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11203 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11204 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11205 config/mips/mips.md, config/rs6000/aix.h,
11206 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11208 2005-02-15 Richard Henderson <rth@redhat.com>
11210 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11211 call to be best_edge.
11213 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11215 * basic-block.h: Adjust the prototype for find_basic_blocks.
11216 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11217 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11220 * flow.c (recompute_reg_usage): Remove all arguments.
11221 * passes.c (rest_of_compilation): Adjust the call to
11222 recompute_reg_usage.
11223 * rtl.h: Adjust the prototype for recompute_reg_usage.
11225 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11227 * tree-dump.c (dump_files): Update to reflect new member
11229 (dump_register): Add new argument.
11231 (dump_switch_p_1): Check against glob name if doglob was passed.
11232 (dump_switch_p): Check against regular first, then glob if
11233 we didn't have any hits on the dump name.
11234 * tree-optimize.c (register_one_dump_file):
11235 Pass in glob name as well.
11236 * tree-pass.h (struct dump_file_info): Add glob
11239 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11241 PR preprocessor/16323
11242 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11244 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11247 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11248 (trunctfdf2_internal1): New.
11249 (trunctfdf2_internal2): Renamed from trunctfdf2.
11251 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11253 PR tree-optimization/19853
11254 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11256 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11258 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11259 delete_dead_jumptables and cleanup_cfg.
11261 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11263 * reload.c (find_reloads): Swap address_reloaded flags when
11264 swapping commutative operands.
11266 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11268 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11269 Use standard_iv_increment_position for computing the bsi position
11271 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11274 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11277 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11278 life range of hard registers.
11279 * value-prof.c (insn_prefetch_values_to_profile): Only
11282 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11283 profile in libcalls.
11285 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11287 * bitmap.h (bitmap_and_compl_into): Return bool.
11288 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11290 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11292 PR tree-optimization/19944
11293 * fold-const.c (fold): Re-add ABS_EXPR folding.
11295 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11298 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11299 {TARGET,MASK}_XL_COMPAT.
11300 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11302 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11303 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11305 (rs6000_arg_partial_bytes): Same.
11306 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11307 and XL compatibility enabled.
11308 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11309 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11310 test to final condition.
11311 (cmptf_internal2): New.
11312 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11313 xl-compat. Add TFmode information to description.
11315 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11317 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11319 2005-02-13 Jason Merrill <jason@redhat.com>
11322 * fold-const.c (fold_indirect_ref_1): Split out from...
11323 (build_fold_indirect_ref): Here.
11324 (fold_indirect_ref): New fn.
11325 * tree.h: Declare it.
11326 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11327 (gimplify_modify_expr_rhs): Likewise.
11328 (gimplify_expr): Likewise.
11330 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11332 PR tree-optimization/14303
11333 PR tree-optimization/15784
11334 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11335 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11336 ABS_EXPR<x> != 0 to x != 0.
11338 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11340 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11341 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11342 spelling conventions.
11344 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11345 delete_trivially_dead_insns too many times.
11347 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11350 2005-02-12 Ira Rosen <irar@il.ibm.com>
11352 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11353 (vect_is_simple_iv_evolution): Remove redundant parameter
11355 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11356 without last parameter.
11357 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11358 Return pointer step. Call vect_is_simple_iv_evolution without
11359 last parameter. Check only that the step is multiple of size
11360 type. Remove stmt_vinfo updates.
11361 (vect_get_memtag_and_dr): Remove.
11362 (vect_get_memtag): New function.
11363 (vect_address_analysis): New function.
11364 (vect_object_analysis): New function.
11365 (vect_analyze_data_refs): Call vect_object_analysis and
11366 vect_get_memtag. Update stmt_vinfo fields.
11368 2005-02-12 Ira Rosen <irar@il.ibm.com>
11370 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11371 exist and are objects. Remove checks for pointer.
11372 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11373 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11374 (vect_create_data_ref_ptr): Likewise.
11375 (vect_base_addr_differ_p): New function.
11376 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11377 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11378 Don't set the DR_BASE_NAME field of data-ref.
11379 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11381 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11383 * optabs.h (enum optab_index): Add new OTI_ldexp.
11384 (ldexp_optab): Define corresponding macro.
11385 * optabs.c (init_optabs): Initialize ldexp_optab.
11386 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11388 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11390 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11391 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11393 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11394 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11397 2005-02-12 Ira Rosen <irar@il.ibm.com>
11399 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11401 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11403 (vect_get_base_and_offset): Always return an address.
11404 (vect_create_addr_base_for_vector_ref): Remove treatment for
11405 different data reference types.
11406 (vect_compute_data_ref_alignment): Rename base to base_address in
11407 stmt_vec_info. Get the object in order to force its alignment.
11408 (vect_get_memtag_and_dr): Rename base to base_address in
11409 stmt_vec_info. Extract the object for memtag analysis.
11411 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11413 PR regression/19898.
11414 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11415 changes cc_status, use apply modified_in_p to part of cc_status
11416 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11419 2005-02-11 Richard Henderson <rth@redhat.com>
11421 * tree-complex.c (expand_complex_libcall): New.
11422 (expand_complex_multiplication): Use it for c99 compliance.
11423 (expand_complex_division): Likewise.
11424 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11426 * builtins.c (built_in_names): Remove const.
11427 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11429 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11430 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11431 (built_in_names): Remove const.
11432 * c-common.c (c_common_type_for_mode): Handle complex modes.
11433 * flags.h, toplev.c (flag_complex_method): Rename from
11434 flag_complex_divide_method.
11435 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11436 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11437 * libgcc2.h: Declare them.
11438 * libgcc-std.ver: Export them.
11439 * mklibgcc.in (lib2funcs): Build them.
11441 2005-02-11 Steven Bosscher <stevenb@suse.de>
11443 PR tree-optimization/19876
11444 Partially revert my change from 2005-01-14
11445 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11446 (compute_antic): ...and remove the loop here.
11448 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11450 PR middle-end/19858
11451 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11452 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11454 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11455 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11457 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11459 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11460 offsets for the big-endian 32-bit case.
11462 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11464 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11466 2005-02-11 Dale Johannesen <dalej@apple.com>
11468 * cselib.c (cselib_process_insn): Clear out regs where
11469 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11470 * reload.c (find_equiv_reg): Ditto.
11472 2005-02-11 Ian Lance Taylor <ian@airs.com>
11474 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11477 * tree.c (build_function_type_list): Work correctly if there are
11480 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11482 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11483 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11484 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11485 TARGET_ZARCH instead of TARGET_64BIT.
11487 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11489 * config/rs6000/t-rtems:
11490 (MULTILIB_OPTIONS): Remove mcpu=602.
11491 (MUTLILIB_DIRNAMES): Remove m602.
11492 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11493 Let mcpu=602 match mcpu=603.
11494 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11496 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11498 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11499 signal trampolines.
11501 2005-02-10 David Daney <ddaney@avtrex.com>
11503 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11504 * config/i386/linux-unwind.h: Likewise.
11505 * config/ia64/linux-unwind.h: Likewise.
11506 * config/mips/linux-unwind.h: Likewise.
11507 * config/pa/linux-unwind.h: Likewise.
11508 * config/rs6000/linux-unwind.h: Likewise.
11509 * config/s390/linux-unwind.h: Likewise.
11510 * config/sh/linux-unwind.h: Likewise.
11511 * config/sparc/linux-unwind.h: Likewise.
11513 2005-02-10 Steven Bosscher <stevenb@suse.de>
11515 PR tree-optimization/17549
11516 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11517 TER to replace a DEF with its expression if the DEF and the
11518 rhs of the expression we replace into have the same root
11521 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11523 * config/mips/mips.md: Fix the placement of the match_scratch in the
11526 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11528 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11531 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11533 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11534 (strip_offset): Handle addresses.
11535 (add_address_candidates): Use strip_offset.
11536 (difference_cost): Reflect strip_offset change.
11537 (force_var_cost, difference_cost): Strip nops.
11539 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11541 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11543 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11544 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11545 config/cris/cris-protos.h, config/cris/cris.c: Update
11548 2005-02-10 Jeff Law <law@redhat.com>
11550 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11551 (lookup_avail_expr): Similarly.
11553 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11555 * builtins.c (fold_builtin_powi): New function.
11556 (fold_builtin_1): Call it.
11558 2005-02-10 Steven Bosscher <stevenb@suse.de>
11560 PR documentation/19309
11561 * doc/cpp.texi: The __GNUC__ and related predefined macros
11562 are also defined for the "standalone" cpp.
11563 Some non-GCC compilers may also define __GNUC__.
11565 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11568 * c-typeck.c (common_type): New routine. Old common_type renamed
11570 (c_common_type): ...this.
11571 (build_conditional_expr, build_binary_op): Use c_common_type instead
11574 2005-02-10 Steven Bosscher <stevenb@suse.de>
11576 * doc/md.texi: Replace @samp{length} with @code{length}.
11578 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11580 PR tree-optimization/18687
11581 * tree-flow.h (find_loop_niter): Declare.
11582 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11583 Try using scev even for loops with more than one exit.
11584 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11585 (struct ivopts_data): Added niters field.
11586 (struct nfe_cache_elt): New.
11587 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11589 (tree_ssa_iv_optimize_init): Initialize niters cache.
11590 (determine_number_of_iterations): Removed.
11591 (find_induction_variables): Do not call determine_number_of_iterations.
11592 Access niters for single exit through niter_for_single_dom_exit.
11593 (add_iv_outer_candidates): Access niters for single exit through
11594 niter_for_single_dom_exit.
11595 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11596 number_of_iterations_cond.
11597 (iv_period): New function.
11598 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11599 (may_replace_final_value): Take data argument. Use
11600 niter_for_single_dom_exit.
11601 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11602 (rewrite_use_compare): Pass data to may_eliminate_iv.
11603 (rewrite_use_outer): Pass data to may_replace_final_value.
11604 (free_loop_data): Clean up the niters cache.
11605 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11606 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11607 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11608 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11609 (num_ending_zeros): Moved to tree.c.
11610 * tree.h (num_ending_zeros): Declare.
11611 * tree.c (num_ending_zeros): Moved from tree.c.
11613 2005-02-09 Richard Henderson <rth@redhat.com>
11615 * builtins.c (DEF_BUILTIN): Add COND argument.
11616 * tree.h (DEF_BUILTIN): Likewise.
11617 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11618 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11620 (DEF_BUILTIN_STUB): New.
11621 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11622 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11623 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11624 * c-common.c (DEF_BUILTIN): Add COND argument.
11625 * tree.c (local_define_builtin): New.
11626 (build_common_builtin_nodes): New.
11628 2005-02-09 Roger Sayle <roger@eyesopen.com>
11630 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11631 floating point expression ignoring the sign of the result.
11632 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11633 (fold) <MULT_EXPR>: Use it to simplify x*x.
11634 * tree.h (fold_strip_sign_ops): Prototype here.
11635 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11636 argument. Use fold_strip_sign_ops to simplify the first argument.
11637 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11638 first argument when the second argument is an even integer
11639 constant, but only with -funsafe_math_optimizations.
11640 (fold_builtin_1): Update call to fold_builtin_copysign.
11642 2005-02-09 Ian Lance Taylor <ian@airs.com>
11644 PR middle-end/19583
11645 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11646 just check whether EH_FILTER_FAILURE falls through.
11648 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11650 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11651 insns return to ready list in the next turn.
11653 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11655 PR middle-end/19402
11656 * builtins.def: New __builtin_powi[lf].
11657 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11658 (expand_builtin_powi): New function.
11659 (expand_builtin): Dispatch to expand_builtin_powi.
11660 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11661 * libgcc2.c: Add __builtin_powi[lf] implementation.
11662 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11663 * optabs.h: Add powi_optab.
11664 * optabs.c (init_optabs): Initialize powi_optab.
11665 * doc/extend.texi: Document __builtin_powi[lf].
11667 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11669 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11672 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11674 PR middle-end/19854
11675 * fold-const.c (try_move_mult_to_index): Remove redundant
11676 type argument. Create ADDR_EXPR with correct type.
11677 (fold): Update callers of try_move_mult_to_index. Convert
11678 result to the appropriate type.
11680 2005-02-09 Roger Sayle <roger@eyesopen.com>
11683 * config/avr/avr.c (default_rtx_costs): Delete.
11684 (avr_operand_rtx_cost): New function.
11685 (avr_rtx_costs): Completely rewrite.
11687 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11690 * config/cris/cris.c (in_code): New variable.
11691 (cris_output_addr_const): Now a static function, a wrapper for
11693 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11694 case from old cris_output_addr_const.
11695 (cris_asm_output_label_ref): Similar for LABEL_REF.
11696 (cris_output_addr_const_extra): Similar for UNSPEC.
11697 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11698 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11699 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11701 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11702 (cris_asm_output_label_ref): Declare.
11704 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11706 PR preprocessor/19801
11707 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11708 filenames that changed when libcpp was moved to the toplevel.
11710 2005-02-07 Roger Sayle <roger@eyesopen.com>
11712 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11713 zero extensions of BImode operands. Call lowpart_subreg instead
11714 of gen_lowpart_common and gen_lowpart_SUBREG.
11716 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11719 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11720 * configure.ac: Set cc_for_cross_gnattools.
11721 * configure: Regenerate.
11723 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11726 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11728 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11731 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11732 of nested functions.
11734 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11736 * doc/extend.texi: Document deprecated extensions allowing
11737 static floating-point members to have initializers and allowing
11738 floating-point literals in integral constant expressions.
11740 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11742 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11743 config/darwin7.h, config/mips/mips.c,
11744 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11747 * cse.c: Update comments.
11749 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11751 PR middle-end/19775
11752 * builtins.c (fold_builtin_sqrt): Transform
11753 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11756 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11757 Dorit Naishlos <dorit@il.ibm.com>
11759 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11760 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11761 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11763 * tree.h (vect_set_verbosity_level): New extern function declaration
11765 * tree-vectorizer.h (verbosity_levels): New enum type.
11766 * tree-vectorizer.c (vect_debug_stats): Function removed.
11767 (vect_debug_details): Likewise.
11768 (vect_verbosity_level): Global variable was defined and initialized.
11769 (vect_dump): Global variable definition.
11770 (vect_print_dump_info): New function.
11771 (vect_set_dump_settings): New function.
11772 (vect_set_verbosity_level): New function.
11773 (vectorize_loops): Add call to vect_set_dump_settings.
11775 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11776 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11777 (slpeel_tree_peel_loop_to_edge): Likewise.
11779 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11780 appropriate verbosity level instead of call to vect_debug_details
11781 or vect_debug_stats.
11782 (vect_get_base_and_offset):
11783 (vect_create_addr_base_for_vector_ref):
11784 (get_vectype_for_scalar_type):
11785 (vect_create_data_ref_ptr):
11786 (vect_init_vector):
11787 (vect_get_vec_def_for_operand):
11788 (vect_finish_stmt_generation):
11789 (vectorizable_assignment):
11790 (vectorizable_operation):
11791 (vectorizable_store):
11792 (vectorizable_load):
11793 (vect_transform_stmt):
11794 (vect_update_ivs_after_vectorizer):
11795 (vect_do_peeling_for_loop_bound):
11796 (vect_update_inits_of_drs):
11797 (vect_do_peeling_for_alignment):
11798 (vect_transform_loop):
11799 (vect_is_simple_use):
11800 (vect_analyze_operations):
11801 (vect_is_simple_iv_evolution):
11802 (vect_analyze_scalar_cycles):
11803 (vect_analyze_data_ref_dependence):
11804 (vect_analyze_data_ref_dependences):
11805 (vect_compute_data_ref_alignment):
11806 (vect_enhance_data_refs_alignment):
11807 (vect_analyze_data_refs_alignment):
11808 (vect_analyze_data_ref_access):
11809 (vect_analyze_data_ref_accesses):
11810 (vect_analyze_pointer_ref_access):
11811 (vect_get_memtag_and_dr):
11812 (vect_analyze_data_refs):
11813 (vect_mark_relevant):
11814 (vect_stmt_relevant_p):
11815 (vect_mark_stmts_to_be_vectorized):
11816 (vect_can_advance_ivs_p):
11817 (vect_get_loop_niters):
11818 (vect_analyze_loop_form):
11819 (vect_analyze_loop):
11820 (vectorize_loops): Likewise.
11822 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11823 (vect_update_inits_of_drs):
11824 (vect_do_peeling_for_alignment):
11825 (vect_transform_loop):
11826 (vect_analyze_operations):
11827 (vect_analyze_scalar_cycles):
11828 (vect_analyze_data_ref_dependences):
11829 (vect_analyze_data_refs_alignment):
11830 (vect_analyze_data_ref_accesses):
11831 (vect_analyze_data_refs):
11832 (vect_mark_stmts_to_be_vectorized):
11833 (vect_get_loop_niters):
11834 (vect_analyze_loop_form):
11835 (vect_analyze_loop): Likewise.
11836 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11838 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11842 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11843 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11844 either -ffast-math or -funsafe-math-optimizations is in use.
11846 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11847 * config/mips/irix-csr.c: New file.
11848 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11849 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11850 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11853 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11855 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11856 redundant, incorrect definitions.
11858 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11860 ("*tls_indirect_call"): New, reference hard regs directly.
11861 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11863 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11865 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11866 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11868 2005-02-06 Roger Sayle <roger@eyesopen.com>
11870 PR rtl-optimization/19800
11871 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11872 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11875 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11877 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11879 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11882 * doc/invoke.texi: Correct documentation of -freorder-functions.
11884 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11887 * doc/invoke.texi: Don't mention gccbug.
11889 2005-02-06 Roger Sayle <roger@eyesopen.com>
11890 Andrew Pinski <pinskia@physics.uc.edu>
11891 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11893 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11894 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11895 into just (zero_extract:SI FOO (const_int 1) BAR).
11897 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11899 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11900 macro locally. Don't give last revision date. Use GCC version
11901 number from gcc-common.texi.
11902 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11903 revision date. Use GCC version number from gcc-common.texi.
11904 Describe being a library as current state rather than as 3.x
11906 * doc/gcc.texi: Remove last update date.
11907 * doc/gccint.texi: Likewise. Update copyright dates.
11908 * doc/install.texi: Update copyright dates.
11910 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11913 * doc/invoke.texi: Mention for each option included in -Wall that
11914 it is included in -Wall.
11915 * doc/gcc.texi: Update copyright and last modification date.
11917 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11919 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11920 unnecessary cast to original induction variable increments.
11922 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11924 PR tree-optimization/18219
11925 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11926 in distributed form.
11928 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11930 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11931 Set bitpos and offset later in the function. Do nothing if the
11932 target is a register and if the bitfield lies completely outside
11934 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11935 here. Return an uninitialised register if the source value is stored
11936 in a register and the bitfield lies completely outside that register.
11938 2005-02-06 Steven Bosscher <stevenb@suse.de>
11940 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11943 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11945 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11947 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11949 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11950 * config/darwin8.h: New.
11951 * config/darwin7.h: Update comment.
11953 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11954 Dorit Naishlos <dorit@il.ibm.com>
11956 * tree-vectorizer.h (LOC): New type.
11957 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11958 (loop_line_number): New field in struct _loop_vec_info.
11959 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11961 * tree-vectorizer.c (input.h): Included.
11962 (find_loop_location): New function.
11963 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11964 loop line number removed.
11965 (vect_debug_details): Likewise.
11966 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11968 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11969 call to vect_debug_details/stats changed from loop to loop_loc.
11970 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11971 (slpeel_tree_peel_loop_to_edge): Likewise.
11973 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11974 changed from NULL to UNKNOWN_LOC.
11975 (vect_get_base_and_offset):
11976 (vect_create_addr_base_for_vector_ref):
11977 (get_vectype_for_scalar_type):
11978 (vect_create_data_ref_ptr):
11979 (vect_init_vector):
11980 (vect_get_vec_def_for_operand):
11981 (vect_finish_stmt_generation):
11982 (vectorizable_assignment):
11983 (vectorizable_operation):
11984 (vectorizable_store):
11985 (vectorizable_load):
11986 (vect_transform_stmt):
11987 (vect_update_ivs_after_vectorizer):
11988 (vect_do_peeling_for_loop_bound):
11989 (vect_do_peeling_for_alignment):
11990 (vect_transform_loop):
11991 (vect_is_simple_use):
11992 (vect_analyze_operations):
11993 (vect_is_simple_iv_evolution):
11994 (vect_analyze_scalar_cycles):
11995 (vect_analyze_data_ref_dependences):
11996 (vect_compute_data_ref_alignment):
11997 (vect_enhance_data_refs_alignment):
11998 (vect_analyze_data_ref_access):
11999 (vect_analyze_data_ref_accesses):
12000 (vect_analyze_pointer_ref_access):
12001 (vect_get_memtag_and_dr):
12002 (vect_analyze_data_refs):
12003 (vect_mark_relevant):
12004 (vect_stmt_relevant_p):
12005 (vect_mark_stmts_to_be_vectorized):
12006 (vect_can_advance_ivs_p):
12007 (vect_get_loop_niters):
12008 (vect_analyze_loop):
12009 (vectorize_loops): Likewise.
12011 (vectorizable_load): Argument in call to vect_debug_details/stats
12012 changed from loop to LOOP_LOC (loop_vinfo).
12013 (vect_transform_loop):
12014 (vect_analyze_operations):
12015 (vect_analyze_scalar_cycles):
12016 (vect_analyze_data_ref_dependence):
12017 (vect_enhance_data_refs_alignment):
12018 (vect_analyze_data_ref_accesses):
12019 (vect_analyze_pointer_ref_access):
12020 (vect_analyze_data_refs):
12021 (vect_analyze_loop): Likewise.
12023 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12024 changed from loop to loop_loc.
12026 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12028 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12029 Dorit Naishlos <dorit@il.ibm.com>
12031 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12033 (vect_analyze_data_ref_dependences): Likewise.
12035 (vect_is_simple_use): Argument changed from loop structure to
12036 loop_vect_info structure.
12037 (vect_can_advance_ivs_p): Likewise.
12038 (vect_create_index_for_vector_ref): Likewise.
12039 (vect_update_ivs_after_vectorizer): Likewise.
12040 (new_stmt_vec_info): Likewise.
12042 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12043 changed from loop to loop_vinfo.
12044 (vect_create_data_ref_ptr): First argument in call to
12045 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12046 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12047 was changed from loop to loop_vinfo.
12048 (vectorizable_operation): Likewise.
12049 (vectorizable_store): Likewise.
12050 (vect_mark_stmts_to_be_vectorized): Likewise.
12051 (vect_do_peeling_for_loop_bound): First argument in call to
12052 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12053 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12054 was changed from loop to loop_vinfo.
12055 (vect_analyze_data_ref_dependences): Third argument in call to
12056 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12058 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12059 (vect_create_data_ref_ptr): Likewise.
12060 (vect_init_vector): Likewise.
12061 (vect_get_vec_def_for_operand): Likewise.
12062 (vectorizable_assignment): Likewise.
12063 (vectorizable_operation): Likewise.
12064 (vectorizable_store): Likewise.
12065 (vectorizable_load): Likewise.
12066 (vect_update_ivs_after_vectorizer): Likewise.
12067 (vect_is_simple_use): Likewise.
12068 (vect_analyze_data_ref_dependence): Likewise.
12069 (vect_analyze_pointer_ref_access): Likewise.
12070 (vect_can_advance_ivs_p): Likewise.
12072 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12073 before _stmt_vec_info.
12074 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12075 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12076 (new_stmt_vec_info): Argument changed from loop structure to
12077 loop_vect_info structure
12079 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12080 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12081 (vect_create_addr_base_for_vector_ref): Likewise.
12082 (vect_analyze_pointer_ref_access): Likewise.
12084 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12087 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12088 phi flag if the phi is abnormal.
12090 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12093 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12094 information for the new statement.
12096 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12099 * gcc.c (main): Include the target in -v output.
12101 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12103 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12104 Do not drop the extend if we'd have to add a paradoxical subreg
12105 later. Include optabs.h and insn-codes.h.
12106 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12108 2005-02-02 Roger Sayle <roger@eyesopen.com>
12110 PR middle-end/19405
12111 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12112 * fold-const.c (const_binop): Avoid constant folding floating
12113 point operations in modes that use composite representations.
12114 * simplify-rtx.c (simplify_binary_operation): Likewise.
12116 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12118 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12120 (altivec_dstt): Likewise.
12121 (altivec_dstst): Likewise.
12122 (altivec_dststt): Likewise.
12123 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12126 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12128 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12129 EXPR_LOCUS from orig_cond to the new cond_stmt.
12130 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12133 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12135 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12136 standard_iv_increment_position. Remove call to bsi_next
12137 (no need to bump the iterator anymore).
12138 (vect_create_index_for_vector_ref): Call
12139 standard_iv_increment_position. Remove second function argument.
12140 (vect_finish_stmt_generation): Remove call to bsi_next
12141 (no need to bump the iterator anymore).
12142 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12143 to vect_create_index_for_vector_ref.
12145 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12147 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12148 phis are used out of the loop.
12150 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12153 * c-decl.c (undef_nested_function): New variable.
12154 (pop_scope): Diagnose undefined nested functions.
12155 (finish_function): Don't attempt cgraph processing or genericizing
12156 if current top-level function contained an undefined nested
12157 function. Reset undef_nested_function at the end of a top-level
12160 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12162 * tree.c (build_int_cst_type): Take sign of the value into account
12163 when deciding whether sign extend the value.
12165 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12168 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12169 (cpp_options, cc1_options): Change %{std*&ansi} to
12170 %{std*&ansi&trigraphs}.
12172 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12174 * cse.c: Update comments.
12176 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12178 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12179 arguments go on the stack. Do not put complex doubles in odd/even
12182 2005-02-02 Steven Bosscher <stevenb@suse.de>
12184 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12185 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12186 -ftree-pre, and -fthread-jumps.
12188 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12190 PR tree-optimization/19578
12191 * tree-flow.h (modified_noreturn_calls): Declare.
12192 (noreturn_call_p): Declare.
12193 * tree-flow-inline.h (noreturn_call_p): New function.
12194 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12195 * tree-cfg.c (modified_noreturn_calls): New variable.
12196 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12197 that contain a mid-block noreturn call.
12198 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12200 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12202 * df.c (df_def_record_1, df_uses_record): Don't use
12204 * df.h (DF_FOR_REGALLOC): Remove.
12206 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12209 * c-typeck.c (really_start_incremental_init): Reset
12210 constructor_max_index for arrays of incomplete type.
12212 2005-02-02 Jeff Law <law@redhat.com>
12214 * gcse.c (struct reg_set): Store the block index where the register
12215 was set rather than the setting insn.
12216 (record_one_set, compute_transp): Corresponding changes.
12217 (pre_insert_copy_insn): Do not call replace_one_set.
12218 (replace_one_set): Remove.
12220 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12223 * doc/gcov.texi: Fix typo.
12225 2005-02-01 Richard Henderson <rth@redhat.com
12228 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12229 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12231 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12232 * config/i386/i386-protos.h: Update.
12234 2005-02-01 Steven Bosscher <stevenb@suse.de>
12236 PR tree-optimization/19217
12237 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12238 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12239 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12240 that it is walking a PHI node.
12242 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12244 * doc/extend.texi (Nested Functions): Update.
12246 2005-02-01 Richard Henderson <rth@redhat.com>
12249 * optabs.c (expand_copysign_absneg): Export.
12250 * optabs.h (expand_copysign_absneg): Declare.
12251 * config/rs6000/rs6000.md (copysigntf3): New.
12253 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12255 PR tree-optimization/19633
12256 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12257 * tree-ssa-alias.c (init_alias_info): Initialize.
12258 (merge_pointed_to_info): Set.
12259 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12260 (dump_points_to_info_for): Show value of pt_null.
12261 (struct count_ptr_d): Declare.
12262 (find_ptr_dereference): Remove.
12263 (ptr_is_dereferenced_by): Remove.
12264 (count_ptr_derefs): New local function.
12265 (count_uses_and_derefs): New local function.
12266 (compute_points_to_and_addr_escape): Call it. If the number
12267 of dereferences is greater than zero, mark the pointer as
12268 dereferenced. If there are fewer dereferences than uses of
12269 the pointer, the pointer's value escapes.
12271 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12273 PR tree-optimization/19670
12274 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12276 (verify_use): ... set it here, instead.
12278 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12280 * doc/sourcebuild.texi (Test directives): Fix formatting.
12282 * doc/sourcebuild.texi (Test directives): Describe selector
12285 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12287 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12288 specific 64-bit CPUs.
12290 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12293 * arm.c (arm_eliminable_register): New function.
12294 (adjacent_mem_locations): Don't allow eliminable registers. Use
12295 HOST_WIDE_INT for address offsets.
12296 * arm-protos.h (arm_eliminable_register): Add prototype.
12298 2005-02-01 Steven Bosscher <stevenb@suse.de>
12300 PR optimization/15242
12301 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12302 * basic-block.h (duplicate_computed_gotos): Add prototype.
12303 * bb-reorder.c (duplicate_computed_gotos): New function to
12304 duplicate sufficiently small blocks ending in a computed jump.
12305 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12306 if not optimizing for size.
12307 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12308 never do tail merging for blocks ending in a computed jump.
12309 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12311 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12313 Patch from Richard Sandiford <rsandifo@redhat.com>
12314 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12315 from inheriting a subreg equivalence with a non-spill register.
12317 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12319 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12321 * config/frv/frv.c (movcc_fp_destination_operand): New.
12322 (gpr_or_memory_operand): Fix typo in comment.
12323 (gpr_or_memory_operand_with_scratch): New.
12324 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12325 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12326 movcc_fp_destination_operand.
12327 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12328 Legitimize memory addresses using a scratch register.
12330 2005-01-31 Jeff Law <law@redhat.com>
12332 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12333 bitmap a sparse bitmap instead of a simple bitmap.
12334 (mark_def_sites_initialize_block): Corresponding changes.
12335 (ssa_mark_def_sites_initialize_block): Likewise.
12336 (ssa_mark_phi_uses): Likewise.
12337 (mark_def_site, ssa_mark_def_sites): Likewise.
12338 (mark_def_site_blocks): Likewise.
12339 (rewrite_ssa_into_ssa): Likewise.
12341 * tree-ssa-dom.c (record_cond): Pass correct variable type
12342 for last argument to htab_find_slot_with_hash.
12344 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12345 effects when optimizing 0 % X. Do not try to optimize X % 0.
12347 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12349 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12352 2005-02-01 Eric Christopher <echristo@redhat.com>
12354 * config/mips/mips.c (override_options): Warn if -mint64
12356 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12359 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12361 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12363 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12364 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12365 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12366 (cached_regno): Initialize to INVALID_REGNUM.
12367 (cse_reg_info_table_size,
12368 cse_reg_info_table_first_uninitialized,
12369 cse_reg_info_timestamp): New.
12370 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12372 (init_cse_reg_info, get_cse_reg_info_1): New.
12373 (get_cse_reg_info): Cache the last look-up.
12374 (new_basic_block): Update the code to clear mappings from
12375 registers to cse_reg_info entries.
12376 (cse_main): Call init_cse_reg_info.
12378 * cse.c (get_cse_reg_info): Update a comment.
12380 2005-01-31 Steven Bosscher <stevenb@suse.de>
12383 * c-decl.c (start_decl): Do not warn about arrays of elements with
12384 an incomplete type here.
12385 (grokdeclarator): Do it here by making a pedwarn an error.
12386 * c-typeck.c (push_init_level): If there were previous errors with
12387 the constructor type, do not warn about braces for initializers.
12388 (process_init_element): Likewise for excess initializer elements.
12390 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12392 * cse.c (delete_trivially_dead_insn): Don't iterate.
12394 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12396 * config/rs6000/rs6000.md (copysignsf3): New expand.
12397 (copysigndf3): Likewise.
12399 2005-01-31 Steven Bosscher <stevenb@suse.de>
12401 * recog.c (constrain_operands): Only look for earlyclobber operand
12402 conflicts if an '&' constraint was seen.
12404 2005-01-31 Marc Espie <espie@openbsd.org>
12406 * config.gcc: Don't include embedded systems fragment, switches default
12407 debugging format to ELF.
12408 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12409 longer pick it up there.
12411 2005-01-31 Dale Johannesen <dalej@apple.com>
12413 * doc/extend.texi (nested functions): Fix linkage description.
12414 Clarify that static is not allowed.
12416 2005-01-31 Dale Johannesen <dalej@apple.com>
12418 * config/rs6000/darwin.md (movsf_low_di): Make work.
12419 (movdf_low_di): Make work.
12421 2005-01-31 Dale Johannesen <dalej@apple.com>
12423 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12424 Make work for 64 bit.
12426 2005-01-31 Roger Sayle <roger@eyesopen.com>
12427 Dale Johannesen <dalej@apple.com>
12429 PR middle-end/19650
12430 * fold-const.c (fold_binary_op_with_conditional_arg):
12431 Make types match original operands, before STRIP_NOPS.
12433 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12435 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12436 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12437 (struct gcc_sigcontext): Delete. Merge contents to..
12438 (struct gcc_ucontext): ..here.
12439 (get_sigcontext): Delete.
12440 (get_regs): New function, like get_sigcontext but return regs ptr.
12441 64-bit version finds regs from r1 to support vdso.
12442 (ppc_linux_aux_vector): New function.
12443 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12446 2005-01-31 Ira Rosen <irar@il.ibm.com>
12448 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12450 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12451 redundant fold. Fix misalignment for MINUS_EXPR.
12452 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12453 (vect_analyze_pointer_ref_access): Likewise.
12454 (vect_get_memtag_and_dr): Likewise.
12456 2005-01-31 Richard Henderson <rth@redhat.com>
12458 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12459 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12460 absnegdf2_i387, absnegxf2_i387): Likewise.
12462 2005-01-31 Richard Henderson <rth@redhat.com>
12465 * optabs.c (expand_copysign_absneg): New.
12466 (expand_copysign_bit): Split out from ...
12467 (expand_copysign): ... here. Use expand_copysign_absneg.
12469 2005-01-30 Roger Sayle <roger@eyesopen.com>
12471 PR middle-end/19697
12472 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12473 constant as the second operand and a register as the third.
12475 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12478 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12479 that dllimport'd functions do not use all call-clobbered registers
12480 to pass parameters.
12482 2005-01-30 Richard Henderson <rth@redhat.com>
12485 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12486 expand_abs_nojump and generalize. Use operand_subword and
12487 emit_no_conflict_block. Support large modes.
12488 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12490 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12491 negation to subtraction.
12492 (expand_copysign): Check that the format has signed zeros.
12493 Use operand_subword and emit_no_conflict_block. Support large modes.
12495 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12497 Fix PR tree-optimization/19624
12499 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12500 * tree-ssa-pre.c: Add cfgloop.h.
12502 (pre_stats): New member, constified.
12503 (inserted_exprs): New static variable.
12504 (NECESSARY): New macro.
12505 (create_expression_by_pieces): Fold the expression, and
12506 mark it as defaulting to not necessary. Also put in
12508 (fully_constant_expression): New function.
12509 (insert_into_preds_of_block): Modify to not insert phis when we
12510 are playing with induction variables.
12511 Push phis onto the inserted_exprs vector, and mark them as not
12512 necessary by default.
12513 (insert_aux): Call fully_constant_expression on eprime.
12514 If all edges produce the same value, mark it constant.
12515 (mark_operand_necessary): New function.
12516 (remove_dead_inserted_code): New function.
12517 (init_pre): Init loop optimizer to get loop info.
12518 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12519 (execute_pre): Commit edge inserts, then remove dead code.
12521 2005-01-30 Richard Henderson <rth@redhat.com>
12523 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12524 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12526 2005-01-30 Richard Henderson <rth@redhat.com>
12529 * config/i386/i386.c (ix86_expand_copysign): New.
12530 (ix86_split_copysign_const): New.
12531 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12532 rearrange op1/nmask operands.
12533 * config/i386/i386-protos.h: Update.
12534 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12535 (copysigndf3): Likewise.
12536 (copysignsf3_const, copysigndf3_const): New.
12537 (copysignsf3_var): Rename from copysignsf3, split out splitter
12538 and fix split predicate for X constraint.
12539 (copysigndf3_var): Similarly.
12541 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12543 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12544 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12545 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12547 2005-01-29 Richard Henderson <rth@redhat.com>
12550 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12551 of # and * in constraints.
12553 2005-01-29 Richard Henderson <rth@redhat.com>
12555 PR middle-end/19689
12556 * expr.c (store_field): Don't strip sub-mode cast when the input
12557 data is even smaller.
12559 2005-01-29 Richard Henderson <rth@redhat.com>
12561 PR middle-end/19687
12562 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12565 2005-01-29 Richard Henderson <rth@redhat.com>
12567 * combine.c (make_field_assignment): Fix argument order
12570 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12572 PR tree-optimization/15791
12573 * fold-const.c (extract_array_ref): New function.
12574 (fold): Fold comparisons between &a[i] and &a[j] or
12575 semantically equivalent trees.
12577 2005-01-29 Jeff Law <law@redhat.com>
12579 * gcse.c (insert_expr_in_table): Revamp handling of available
12580 and anticipatable occurrence lists to avoid unnecessary list
12582 (insert_set_in_table): Similarly.
12584 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12586 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12588 (c_build_qualified_type): Build qualified array types with
12589 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12590 * c-decl.c (c_make_fname_decl): Build unqualified array type
12591 before qualified type.
12592 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12593 type is qualified, not just if type itself is. Don't apply
12594 qualifiers to array type when declarator is processed. Apply
12595 qualifiers to field type whether or not it is an array type.
12596 Don't handle array types specially for applying qualifiers to
12598 * c-typeck.c (composite_type): Build unqualified element type and
12599 array type when forming composite of array types.
12600 (common_pointer_type, comptypes, comp_target_types,
12601 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12602 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12604 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12605 (args2) in variables a1 and a2.
12607 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12609 * cse.c (n_elements_made, max_elements_made): Remove.
12610 (insert): Don't touch n_elements_made.
12611 (cse_main): Don't touch n_elements_made or max_elements_made.
12613 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12616 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12617 configuration part of dp-bit.c to be lost.
12619 2005-01-28 Roger Sayle <roger@eyesopen.com>
12621 * expmed.c (expand_mult_highpart_optab): When attempting to use
12622 a non-widening multiplication in a wider mode, the operands need
12623 to be converted (zero or sign extended) to that mode.
12625 2005-01-28 Ian Lance Taylor <ian@airs.com>
12627 PR middle-end/16558
12628 PR middle-end/19583
12629 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12630 through if both operands fall through.
12632 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12634 * cse.c (fold_rtx) <PC>: Don't optimize.
12636 2005-01-28 Jeff Law <law@redhat.com>
12638 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12639 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12641 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12643 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12644 cse_reg_info_used_list_end): Remove.
12645 (cse_reg_info_list, cse_reg_info_list_free): New.
12646 (get_cse_reg_info): When allocating an instance of
12647 cse_reg_info, add it to the beginning of the cse_reg_info_list
12648 list. Remove code to maintain cse_reg_info_used_list.
12649 (new_basic_block): Reset the free list to the beginning of
12652 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12654 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12655 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12656 (frv_expand_mdpackh_builtin): New function.
12657 (frv_expand_builtin): Use it to expand __MDPACKH.
12658 * doc/extend.texi (__MDPACKH): Update documentation.
12660 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12662 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12663 SSE_FLOAT_MODE_P for use_sse computation.
12665 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12668 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12670 2005-01-27 Richard Henderson <rth@redhat.com>
12672 * builtins.c (expand_builtin_copysign): New.
12673 (expand_builtin): Call it.
12674 * genopinit.c (optabs): Add copysign_optab.
12675 * optabs.c (init_optabs): Initialize it.
12676 (expand_copysign): New.
12677 * optabs.h (OTI_copysign, copysign_optab): New.
12678 (expand_copysign): Declare.
12680 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12681 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12683 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12684 (ix86_expand_fp_absneg_operator): ... here.
12685 (ix86_split_copysign): New.
12686 * config/i386/i386-protos.h: Update.
12687 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12688 (copysignsf3, copysigndf3): New.
12690 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12691 (copysignsf3, ncopysignsf3): New.
12692 (copysigndf3, ncopysigndf3): New.
12693 (copysignxf3, ncopysignxf3): New.
12694 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12696 2005-01-27 Arend Bayer <arend.bayer@web.de>
12697 Kazu Hirata <kazu@cs.umass.edu>
12699 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12700 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12701 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12704 2005-01-27 Jeff Law <law@redhat.com>
12706 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12707 definitions of SSA_NAMEs which are not being rewritten.
12708 (rewrite_ssa_into_ssa): Only initialize the current definition
12709 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12710 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12711 SSA_NAMEs before returning.
12713 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12715 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12716 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12717 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12718 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12719 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12721 2005-01-27 Steven Bosscher <stevenb@suse.de>
12723 PR middle-end/17278
12724 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12725 higher to -O2 and higher. Likewise for tree PRE.
12726 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12729 2005-01-27 Ian Lance Taylor <ian@airs.com>
12731 PR middle-end/19583
12732 * gimple-low.c (try_catch_may_fallthru): New static function.
12733 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12734 * tree-inline.c (expand_call_inline): Don't warn about reaching
12735 the end of a non-void function being inlined if the function uses
12738 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12740 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12743 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12744 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12745 (implicitly_declare): Handle error_mark_node.
12747 2005-01-27 Richard Henderson <rth@redhat.com>
12750 * tree.h (struct tree_decl): Add debug_expr_is_from.
12751 (DECL_DEBUG_EXPR_IS_FROM): New.
12752 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12753 * dwarf2out.c (dwarf2out_var_location): Update to match.
12754 * tree-outof-ssa.c (create_temp): Likewise.
12755 * var-tracking.c (track_expr_p): Likewise.
12756 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12757 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12758 * toplev.c (default_tree_printer): Likewise.
12760 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12762 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12763 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12765 2005-01-27 Steven Bosscher <stevenb@suse.de>
12767 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12768 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12769 ASM_CLOBBERS): Add tree checks.
12771 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12772 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12773 * c-common.def (SWITCH_STMT): Update to match.
12774 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12775 macros instead of SWITCH_EXPR ones.
12776 * c-dump.c (c_dump_tree): Likewise.
12777 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12778 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12780 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12782 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12784 * unwind-dw2.c (execute_stack_op): Add missing cases for
12785 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12787 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12789 * config.gcc (Obsolete configurations): Remove 'dummy', add
12790 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12793 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12795 PR tree-optimization/19633
12796 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12798 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12799 are no call-clobbered variables.
12800 * tree-outof-ssa.c (check_replaceable): Return false for calls
12803 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12805 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12806 even for variables with NULL DECL_INITIAL.
12808 2005-01-26 Stuart Hastings <stuart@apple.com>
12810 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12812 2005-01-26 Richard Henderson <rth@redhat.com>
12814 PR middle-end/18008
12815 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12817 * expr.c (store_field): Strip conversions to odd-bit-sized types
12818 if the destination field width matches.
12820 2005-01-26 Richard Henderson <rth@redhat.com>
12822 * c-decl.c, expmed.c, expr.c: Revert last change.
12824 2005-01-26 Richard Henderson <rth@redhat.com>
12826 PR middle-end/18008
12827 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12829 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12830 if we don't need the bits above those present in the current mode.
12831 * expr.c (store_field): Strip conversions to odd-bit-sized types
12832 if the destination field width matches.
12834 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12836 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12837 either -ffast-math or -funsafe-math-optimizations is in use.
12839 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12843 * config/avr/avr.c (notice_update_cc): Only set condition code for
12844 ashrqi3 if shift count > 0.
12845 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12846 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12847 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12848 count <= 0 as a no-op, and shift count >= width by copying zero
12849 or sign bit to all bits of the result.
12850 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12851 count, with attribute "length" set to 0 and "cc" set to "none".
12853 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12855 * doc/invoke.texi: Document -mTLS.
12857 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12858 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12859 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12860 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12861 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12862 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12863 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12864 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12866 * configure.ac: Check for a TLS capable gas.
12868 * configure: Regenerate.
12870 2005-01-26 Richard Henderson <rth@redhat.com>
12872 PR middle-end/18008
12873 * combine.c (make_field_assignment): Simplify store to zero_extract
12874 from a source with an overlapping mask.
12876 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12878 2004-11-11 Eric Christopher <echristo@redhat.com>
12880 * config/frv/frv.md: Add fr400_integer automaton. Don't
12881 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12884 2005-01-26 Steven Bosscher <stevenb@suse.de>
12886 PR middle-end/16585
12887 * cfgbuild.c (make_edges): Do not clear or set
12888 current_function_has_computed_jump.
12889 * function.h (struct function): Remove the has_computed_jump field.
12890 (current_function_has_computed_jump): Do not define.
12891 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12892 in a computed jump. Ignore current_function_has_computed_jump.
12894 2005-01-26 Richard Henderson <rth@redhat.com>
12896 PR middle-end/19515
12897 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12898 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12900 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12901 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12902 objects into static storage if they have more than one non-zero value.
12903 * tree.h (categorize_ctor_elements): Update decl.
12905 2005-01-26 Steven Bosscher <stevenb@suse.de>
12907 PR middle-end/19616
12908 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12909 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12910 to this function from 2004-07-10.
12911 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12912 the current function for tail call optimizations if the address
12913 of one of it its arguments is taken.
12915 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12917 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12919 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12921 * function.c (expand_function_end): If current_function_calls_alloca,
12922 emit stack restore in a place that is reached when the function falls
12923 through at the end.
12925 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12927 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12928 rule to avoid matching inappropriate suffix rule.
12930 2005-01-26 Jan Hubicka <jh@suse.cz>
12932 PR tree-optimization/19241
12933 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12935 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12937 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12938 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12940 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12941 <sim*>: Always use crt1.o, regardless of N in simN.
12942 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12943 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12944 (CRT_CALL_STATIC_FUNCTION): Remove.
12945 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12946 use crt1.o, regardless of N in simN.
12947 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12948 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12949 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12950 case isystem setting.
12951 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12953 2005-01-25 Ian Lance Taylor <ian@airs.com>
12955 * gimple-low.c (block_may_fallthru): Correct handling of
12956 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12958 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12960 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12961 handlers to match indentation; nested under the mtune=* handler.
12962 Similar for mcpu= and march=.
12964 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12966 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12967 * config/mips/linux64.h (LIB_SPEC): Likewise.
12968 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12969 * config/sh/linux.h (LIB_SPEC): Likewise.
12971 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12973 * config/frv/frv.c (frv_legitimize_tls_address): New.
12974 (TARGET_HAVE_TLS): Define.
12975 (FRV_SYMBOL_REF_TLS_P): Define.
12976 (frv_override_options): Handle new register classes.
12977 (frv_legitimate_address_p): Reject tls addresses.
12978 (frv_legitimize_address): Handle TLS addresses.
12979 (gen_inlined_tls_plt): New.
12980 (gen_tlsmoff): New.
12981 (frv_legitimize_tls_address): New.
12982 (unspec_got_name): Add TLS entries.
12983 (got12_operand): Add R_FRV_TLSMOFF12 case.
12984 (frv_emit_move): Fixup TLS addresses.
12985 (frv_emit_movsi): Legitimize TLS addresses.
12987 * config/frv/frv.h (MASK_BIG_TLS): New.
12988 (TARGET_BIG_TLS): New.
12989 (HAVE_AS_TLS): Define.
12990 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12991 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12992 (REG_CLASS_NAMES): Same.
12993 (REG_CLASS_CONTENTS): Same.
12994 (CONSTRAINT_LEN): New.
12995 (REG_CLASS_FROM_CONSTRAINT): New.
12996 (PREDICATE_CODES): Add symbolic_operand.
12998 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12999 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13000 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13001 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13002 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13003 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13004 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13005 GR9_REG, GR14_REG, LRREG.
13006 (type): Add load_or_call attribute.
13007 ("load_or_call"): New reservation.
13008 ("call_gettlsoff"): New.
13009 ("tls_indirect_call"): New.
13010 ("tls_load_gottlsoff12"): New.
13011 ("tlsoff_hilo"): New.
13012 ("tls_tlsdesc_ldd"): New.
13013 ("tls_tlsoff_ld"): New.
13016 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13018 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13020 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13021 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13022 * config/frv/frv.c (TLS_BIAS): Define.
13023 (frv_output_dwarf_dtprel): New.
13025 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13027 PR rtl-optimization/19579
13028 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13029 both A and B, see if they don't clobber registers the other expr uses.
13031 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13033 * real.c (do_add): Initialize signalling and canonical members.
13035 * real.c (real_from_integer): Zero out destination.
13037 2005-01-18 Jan Hubicka <jh@suse.cz>
13039 PR tree-optimize/19337
13040 * tree-inline.c (initialize_inlined_parameters): Copy
13041 saved_static_chain_decl only.
13043 2005-01-25 Richard Henderson <rth@redhat.com>
13047 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13048 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13049 80387 enabled, to return a proper subclass. Return the subset that
13050 overlaps with GENERAL_REGS for PLUS.
13051 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13053 2005-01-25 Richard Henderson <rth@redhat.com>
13055 PR middle-end/19609
13056 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13058 2005-01-25 Roger Sayle <roger@eyesopen.com>
13060 * expmed.c (choose_multiplier): Change interface to return the
13061 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13062 (expand_divmod): Update calls to choose_multiplier.
13064 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13066 PR middle-end/19330
13067 * expmed.c (extract_bit_field): Use adjust_address instead of
13068 gen_lowpart when op0 is a MEM.
13070 2005-01-24 Steven Bosscher <stevenb@suse.de>
13072 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13074 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13076 * config/mips/irix-csr.c: New file.
13077 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13078 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13079 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13082 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13085 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13086 sparc/elf.h, add sparc/sp-elf.h.
13087 (sparc-*-rtems*): Likewise.
13088 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13089 tm-dwarf2.h, add sparc/sp-elf.h.
13090 (sparc86x-*-elf): Likewise.
13091 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13092 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13093 TARGET_OS_CPP_BUILTINS.
13094 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13095 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13097 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13098 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13099 (SWITCH_TAKES_ARG): Likewise.
13100 (LOCAL_LABEL_PREFIX): Likewise.
13101 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13102 (TARGET_N_FORMAT_TYPES): Delete.
13103 (TARGET_FORMAT_TYPES): Likewise.
13104 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13105 * config/sparc/elf.h: Delete.
13106 * config/sparc/sp-elf.h: New file.
13108 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13110 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13111 * tree-flow.h: Remove the corresponding prototype.
13112 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13113 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13115 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13118 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13119 for AIX ABI or ELF -fPIC.
13120 (rs6000_emit_load_toc_table): Don't create toc_section here.
13121 (rs6000_xcoff_file_start): Nor here.
13123 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13125 * sh.c (ra.h): Don't #include.
13126 (hard_regs_intersect_p): New function, resurrected from ra.c.
13128 * sh.c: Fix 1996 Copyright.
13130 2005-01-24 Richard Henderson <rth@redhat.com>
13131 Aldy Hernandez <aldyh@redhat.com>
13133 * regrename.c (note_sets): Handle subregs.
13135 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13138 * genconditions.c (write_header, write_conditions): Elide file if
13141 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13143 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13144 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13147 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13149 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13150 expand_builtin_printf, expand_builtin_fprintf,
13151 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13152 checking against POINTER_TYPE.
13153 (validate_arglist): Handle POINTER_TYPE code by checking
13156 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13158 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13159 init_rtlanal): New.
13160 (for_each_rtx): Call for_each_rtx_1.
13161 * rtl.h (init_rtlanal): Declare.
13162 * toplev.c (backend_init): Call init_rtlanal.
13164 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13166 * flow.c (propagate_one_insn): Formatting.
13168 PR middle-end/19551
13169 * flow.c (libcall_dead_p): Be more conservative if unsure.
13170 If there are any instructions between insn and call, see if they are
13171 all dead before saying the libcall is dead.
13173 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13175 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13176 operand constraint for operand 0.
13178 2005-01-23 Richard Henderson <rth@redhat.com>
13181 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13182 edges leading to join block.
13184 2005-01-23 Roger Sayle <roger@eyesopen.com>
13186 * expmed.c (expand_mult_highpart): Make static. Change type of
13187 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13188 (expand_divmod): Updates calls to expand_mult_highpart by using
13189 gen_int_mode to pass a CONST_INT rtx.
13190 * rtl.h (expand_mult_highpart): Remove prototype.
13192 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13194 * flow.c (regset_bytes, regset_size): Remove.
13196 * cfganal.c: Fix a reference to Harvey's paper.
13198 2005-01-23 Steven Bosscher <stevenb@suse.de>
13200 PR rtl-optimization/19464
13201 * tree-optimize.c (init_tree_optimization_passes): Add one more
13202 copyrename pass just before out-of-ssa.
13204 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13207 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13208 * ggc-none.c (ggc_free): Define.
13210 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13212 * cse.c (max_reg, max_insn_uid): Remove.
13213 (cse_main): Don't access max_reg or max_insn_uid.
13215 * c-common.c (explicit_flag_signed_bitfields,
13216 lang_statement_code_p, lang_expand_function_end): Remove.
13217 * c-common.h: Remove the corresponding declarations.
13218 * c-opts.c (c_common_handle_option): Remove all write access
13219 to explicit_flag_signed_bitfields.
13221 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13222 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13223 * cgraph.h: Remove the corresponding declaration.
13225 * gcse.c (null_pointer_info): Remove.
13227 2005-01-23 Roger Sayle <roger@eyesopen.com>
13228 Eric Botcazou <ebotcazou@libertysurf.fr>
13230 * combine.c (simplify_logical): Only simplify logical expressions
13231 of the form ior(and(x,y),z) by the inverse distributive law if the
13232 result is cheaper than the original.
13234 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13236 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13237 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13238 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13239 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13240 config/freebsd-spec.h, config/arm/arm.h,
13241 config/h8300/h8300.md, config/i386/i386.md,
13242 config/i386/predicates.md, config/i386/sse.md,
13243 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13244 config/vax/vax.md: Fix comment typos. Follow spelling
13247 2005-01-23 Steven Bosscher <stevenb@suse.de>
13249 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13250 tests, instead of `less than'.
13252 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13254 * function.c (assign_parm_setup_block): When creating a new stack slot
13255 for a parameter, get its alignment from the parameter's DECL_ALIGN
13256 rather than the type's TYPE_ALIGN. Make sure that the parameter
13257 is at least word aligned.
13259 2005-01-22 Roger Sayle <roger@eyesopen.com>
13261 PR middle-end/19378
13262 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13264 2005-01-22 Richard Henderson <rth@redhat.com>
13267 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13268 in both compare operands.
13269 (movdfcc_1_sse_max): Likewise.
13270 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13271 (movdfcc_1_sse): Likewise.
13272 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13273 scratch register as needed.
13275 2005-01-22 Richard Henderson <rth@redhat.com>
13277 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13279 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13281 2005-01-22 Richard Henderson <rth@redhat.com>
13283 * genopinit.c (optabs): Use smin/smax for floating point too.
13284 * doc/md.texi: Update to match. Clarify that floating point
13285 results are undefined for +0/-0 and NaN.
13286 * doc/rtl.texi: Likewise.
13287 * rtl.def (SMIN, SMAX): Likewise
13288 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13290 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13291 leading 's' to the name.
13292 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13293 smaxxf3, sminxf3): Likewise.
13294 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13297 2005-01-22 Paul Brook <paul@codesourcery.com>
13299 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13301 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13303 * config/s390/s390.c (struct processor_costs): New fields
13304 dlgr, dlr, dr, dsgfr, dsgr.
13305 (z900_cost, z990_cost): Values for new fields.
13306 (s390_rtx_costs): New cases MEM und COMPARE in switch
13307 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13308 DIV, MOD, UDIV, UMOD.
13310 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13312 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13313 into the register being decremented.
13314 ("doloop_si31", "doloop_di"): Likewise.
13315 ("*doloop_si_long"): Adapt pattern.
13317 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13319 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13321 (CLASS_MAX_NREGS): Likewise.
13323 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13325 * doc/tree-ssa.texi (Statement Operands): Add example for new
13326 must-def macro. Note deprecation of old operands interface.
13328 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13330 PR tree-optimization/19484
13331 * tree-cfg.c (remove_fallthru_edge): New function.
13332 (cleanup_control_flow): Remove fallthru edges from calls that are
13333 now known not to return.
13335 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13337 Fix PR tree-optimization/19038
13338 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13339 copies with loop variant ones.
13341 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13343 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13344 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13345 config/alpha/alpha.md, config/alpha/predicates.md,
13346 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13347 config/sparc/sol2.h: Update copyright.
13349 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13350 first label to see if it is a nonlocal label.
13352 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13353 Andrew Pinski <pinskia@physics.uc.edu>
13356 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13357 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13359 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13361 * config/rs6000/rtems.h: Update copyright.
13363 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13366 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13367 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13368 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13370 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13373 * c-typeck.c (convert_arguments): Check for error_mark_node.
13375 2005-01-21 Ian Lance Taylor <ian@airs.com>
13377 PR tree-optimization/13000
13378 * tree-inline.c: Include "tree-flow.h".
13379 (expand_call_inline): If warn_return_type, warn if non-void inline
13380 function falls through.
13381 * tree-cfg.c (execute_warn_function_return): Don't warn about
13382 control reaching end if TREE_NO_WARNING is set. Set
13384 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13386 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13387 branch if we don't need one.
13388 * c-typeck.c: Include "tree-flow.h"
13389 (c_finish_bc_stmt): Don't add a goto if the current statement
13390 list doesn't fall through to the current point.
13392 2005-01-21 Roger Sayle <roger@eyesopen.com>
13394 PR rtl-optimization/576
13395 * real.c (real_arithmetic): Change return type from void to bool
13396 to return an indication that the result may be inexact.
13397 * real.h (real_arithmeric): Update prototype.
13398 * fold-const.c (const_binop): Don't constant fold floating
13399 point expressions when the user specifies -frounding-math and
13400 the result may depend upon the run-time rounding mode.
13401 (fold_convert_const_real_from_real): Clean-up.
13402 (fold_initializer): Ignore flag_rounding_math for initializers.
13403 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13404 constant fold FP operations with flag_rounding_math if the
13405 result may depend upon the run-time rounding mode.
13407 2005-01-21 Tom Tromey <tromey@redhat.com>
13409 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13411 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13413 * tree-cfg.c: Fix comment typos.
13415 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13417 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13418 around the call to rest_of_handle_branch_target_load_optimize.
13420 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13422 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13423 (sparc64-*-openbsd*): Likewise.
13424 (sparclite-*-elf*): Include tm-dwarf2.h.
13425 (sparc86x-*-elf*): Likewise.
13426 (sparc64-*-elf*): Likewise.
13427 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13428 (DBX_DEBUGGING_INFO): Likewise.
13429 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13430 (PREFERRED_DEBUGGING_TYPE): Likewise.
13431 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13432 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13433 (PREFERRED_DEBUGGING_TYPE): Likewise.
13434 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13435 (PREFERRED_DEBUGGING_TYPE): Likewise.
13436 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13438 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13441 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13443 2005-01-20 Paul Brook <paul@codesourcery.com>
13445 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13447 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13449 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13450 label is first in a sequence of labels.
13452 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13454 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13455 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13457 * doc/sourcebuild.texi (Test Directives): New.
13459 2005-01-20 Roger Sayle <roger@eyesopen.com>
13461 * real.c (real_floor): Don't leave the result uninitialized when
13462 mode is VOIDMode, but return the unrounded intermediate value.
13463 (real_ceil): Likewise.
13465 2005-01-20 Paul Brook <paul@codesourcery.com>
13467 * config/arm/arm.md (insv): Use gen_int_mode.
13469 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13471 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13472 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13473 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13474 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13475 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13477 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13480 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13481 fbreg, so we have to assume we can't.
13482 (loc_descriptor_from_tree_1): Ditto.
13483 (containing_function_has_frame_base): New function.
13484 (add_location_or_const_value_attribute): Use it.
13485 Also try to generate a frame_base from a single element location
13488 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13490 PR tree-optimization/15349
13491 * timevar.def (TV_TREE_MERGE_PHI): New.
13492 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13494 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13495 calls to tree_forwarder_block_p.
13496 (remove_forwarder_block_with_phi, merge_phi_nodes,
13497 gate_merge_phi, pass_merge_phi): New.
13498 * tree-optimize.c (init_tree_optimization_passes): Add
13500 * tree-pass.h: Add an extern for pass_merge_phi;
13502 2005-01-20 Richard Henderson <rth@redhat.com>
13505 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13506 (_mm_castps_pd, _mm_castps_si128): New.
13507 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13509 2005-01-20 Richard Henderson <rth@redhat.com>
13512 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13513 __builtin_ia32_vec_init_v2si.
13514 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13515 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13516 (ix86_init_mmx_sse_builtins): Create it.
13517 (ix86_expand_builtin): Expand it.
13518 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13519 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13520 (vec_extractv2si_0, vec_extractv2si_1): New.
13522 2005-01-20 Richard Henderson <rth@redhat.com>
13525 * config/i386/i386.c (ix86_expand_push): New.
13526 * config/i386/mmx.md (push<MMXMODE>1): New.
13527 * config/i386/sse.md (push<SSEMODE>1): New.
13528 * config/i386/i386-protos.h: Update.
13530 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13532 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13535 2005-01-20 Richard Henderson <rth@redhat.com>
13537 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13538 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13540 2005-01-19 Richard Henderson <rth@redhat.com>
13543 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13544 to V4SFmode in SSE1 fallback load path.
13546 2005-01-19 Richard Henderson <rth@redhat.com>
13548 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13549 in QImode expansion to ix86_expand_vector_set.
13550 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13552 2005-01-19 Richard Henderson <rth@redhat.com>
13555 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13556 subclass of the input class.
13557 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13558 Always true for cross-SSE1 classes. Rationalize conditionals.
13559 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13560 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13561 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13562 (movdi_2): Add MMX/SSE zeros.
13563 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13564 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13565 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13566 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13567 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13568 (zero_extendsidi2_rex64_1): Remove.
13569 (MOV0 peephole): Check GENERAL_REG_P.
13571 2005-01-19 Richard Henderson <rth@redhat.com>
13574 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13576 (ix86_expand_vector_extract): Likewise.
13578 2005-01-19 Richard Henderson <rth@redhat.com>
13580 PR middle-end/19304
13581 * expr.c (emit_move_change_mode): New argument force; use
13582 simplify_gen_subreg if true.
13583 (emit_move_via_alt_mode): Merge into ...
13584 (emit_move_via_integer): ... here.
13585 (emit_move_ccmode): Use emit_move_change_mode directly.
13587 2005-01-19 Richard Henderson <rth@redhat.com>
13590 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13591 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13592 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13594 (alpha_emit_set_const): Likewise. Make static.
13595 (alpha_emit_set_long_const): Make static.
13596 (alpha_extract_integer): Split out from alpha_expand_mov.
13597 (alpha_split_const_mov): Likewise.
13598 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13599 (alpha_legitimate_constant_p): New.
13600 * config/alpha/alpha-protos.h: Update.
13601 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13602 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13603 * config/alpha/alpha.md (movsi): Add n alternative.
13604 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13605 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13606 (splitters for all of the above): Use alpha_split_const_mov.
13607 * config/alpha/predicates.md (non_add_const_operand): New.
13608 (non_zero_const_operand): New.
13609 (input_operand): Use alpha_legitimate_constant_p after reload.
13611 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13613 PR tree-optimization/19038
13614 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13615 (add_candidate): Add ivs with increment in latch only if
13616 allow_ip_end_pos_p is true.
13617 (determine_iv_cost): Use empty_block_p.
13619 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13621 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13622 (compute_dominance_frontiers): Ditto.
13624 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13627 * config/sh/t-rtems: New.
13628 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13630 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13632 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13633 the offset of the selected field.
13635 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13637 * tree-cfg.c (remove_forwarder_block): Fix the check to
13638 prevent a nonlocal label from appearing in the middle of a
13641 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13643 PR rtl-optimization/19462
13644 * reorg.c (find_end_label): Create return insn only if
13645 current_function_epilogue_delay_list is empty.
13647 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13649 * doc/passes.texi: Remove paragraph mentioning new-ra.
13651 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13653 PR rtl-optimization/15139
13654 * combine.c: Include params.h.
13655 (count_rtxs): New function.
13656 (record_value_for_reg): If replace_rtx would replace at least
13657 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13658 (clobber (const_int 0)) instead of TEM.
13659 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13660 * params.h (MAX_LAST_VALUE_RTL): New.
13661 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13662 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13665 * c-typeck.c (digest_init): Only call build_vector if all constructor
13666 elements are *_CST nodes.
13667 * gimplify.c (gimplify_init_constructor): Likewise.
13669 PR middle-end/19164
13670 * c-typeck.c (digest_init): Only call build_vector if inside_init
13673 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13675 * toplev.c (init_asm_output): Remove dead #ifdef.
13677 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13679 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13681 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13683 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13684 accessing DECL_FUNCTION_CODE.
13685 * dojump.c (do_jump): Likewise.
13686 * gimplify.c (gimplify_call_expr): Likewise.
13687 * predict.c (expr_expected_value): Likewise.
13688 (strip_builtin_expect): Likewise.
13689 * tree-inline.c (estimate_num_insns_1): Likewise.
13690 * tree-ssa-loop-im.c (stmt_cost): Likewise
13691 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13692 (tree_expr_nonnegative_p): Likewise.
13694 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13696 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13697 variant of the load_pcrel_sym pattern.
13698 * config/sparc/sparc.md (P macro): Move to the top.
13699 (load_pcrel_sym): Macroize using P.
13700 (save_register_window): Likewise.
13702 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13704 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13705 ("sordered"): Same.
13707 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13710 * c-typeck.c (build_asm_expr): Strip nops off
13711 input memory operands.
13713 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13715 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13716 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13717 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13718 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13720 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13723 * config/i386/i386.c (override_options): If the 80387 is disabled,
13724 then do not return FP values using FP registers.
13726 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13728 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13729 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13730 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13731 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13732 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13733 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13734 output.h, postreload-gcse.c, postreload.c, recog.c,
13735 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13736 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13737 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13738 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13739 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13740 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13741 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13742 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13744 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13745 config/alpha/alpha.c, config/arm/vfp.md,
13746 config/i386/emmintrin.h, config/i386/i386-modes.def,
13747 config/i386/i386-protos.h, config/i386/i386.h,
13748 config/i386/pmmintrin.h, config/i386/ppro.md,
13749 config/i386/predicates.md, config/i386/xmmintrin.h,
13750 config/i860/i860.c, config/ia64/ia64-modes.def,
13751 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13752 config/ia64/ia64.md, config/ia64/itanium1.md,
13753 config/ia64/itanium2.md, config/ia64/predicates.md,
13754 config/iq2000/iq2000.h, config/mips/linux64.h,
13755 config/rs6000/aix41.h, config/rs6000/aix43.h,
13756 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13757 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13758 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13759 config/sparc/linux64.h, config/sparc/litecoff.h,
13760 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13761 config/sparc/sparc.h, config/sparc/sparc.md,
13762 config/sparc/sysv4-only.h: Update copyright.
13764 2005-01-18 Richard Henderson <rth@redhat.com>
13767 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13769 2005-01-18 Marc Espie <espie@openbsd.org>
13770 * config/i386/openbsdelf.h: Typo.
13772 2005-01-18 Richard Henderson <rth@redhat.com>
13774 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13775 special case for sse.
13776 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13778 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13780 * tree-inline.c (estimate_num_insns_1): Added cases for
13781 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13783 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13785 PR rtl-optimization/19296
13786 * combine.c (simplify_comparison): Rewrite the condition under
13787 which a non-paradoxical SUBREG of a PLUS can be lifted when
13788 compared against a constant.
13790 2005-01-18 Andi Kleen <ak@muc.de>
13792 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13793 * c.opt (-Wpointer-sign): Add.
13794 * doc/invoke.texi: (-Wpointer-sign): Add.
13796 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13798 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13799 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13800 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13801 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13802 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13803 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13804 for TARGET_MIX_SSE_I387.
13805 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13806 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13807 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13808 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13809 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13810 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13811 TARGET_MIX_SSE_I387.
13812 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13815 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13818 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13819 Add movaps alternative for xmm reg->reg move.
13821 2005-01-17 Jeff Law <law@redhat.com>
13823 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13824 at the end of the main DOM loop rather than just before DOM exits.
13826 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13828 PR tree-optimization/19121
13829 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13830 adding aliases to a name tag, also add them to the pointer's
13832 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13833 sensitive alias info at all. Only check that the two pointers
13834 have compatible pointed-to sets.
13835 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13836 a pointer's type tag is a superset of the alias set of the
13837 pointer's name tag.
13839 2005-01-17 James E Wilson <wilson@specifixinc.com>
13842 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13843 comment to document why.
13845 2005-01-17 Richard Henderson <rth@redhat.com>
13847 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13848 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13849 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13850 sse2_vmsminv2df3_finite): New.
13851 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13852 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13853 Force op1 into register.
13855 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13857 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13858 bubblestrap from always rebuilding build directory.
13860 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13862 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13863 ("*cmpmem_short"): Likewise.
13865 2005-01-17 Steven Bosscher <stevenb@suse.de>
13867 * basic-block.h: Document BB_* flags.
13868 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13869 use an sbitmap instead.
13870 * sched-rgn.c (compute_trg_info): Likewise.
13872 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13874 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13875 redundant target_cpu_default and extra_parts lines. Use the default
13877 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13878 (SUBTARGET_EXTRA_SPECS): Delete.
13879 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13880 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13881 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13882 and "n32" for -mabi=n32.
13884 2005-01-17 Ian Lance Taylor <ian@airs.com>
13887 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13888 fold constant variables into initial values.
13890 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13892 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13894 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13895 through the statements backward.
13897 2005-01-17 Ian Lance Taylor <ian@airs.com>
13899 PR middle-end/13127:
13900 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13901 a variable set to the return value of the inlined function.
13903 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13905 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13906 when modes are tieable.
13908 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13910 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13911 of pthread_create to find out if threads are enabled.
13912 * gthr-posix95.h (__gthread_active_p): Likewise.
13914 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13916 * common.opt (-fnew-ra): Remove.
13918 * toplev.h (flag_new_regalloc): Remove.
13919 * Makefile.in (ra*.*): Don't mention.
13920 * passes.c (rest_of_handle_new_regalloc): Remove.
13921 (rest_of_handle_combine, rest_of_compilation): Always consider
13922 flag_new_regalloc as false.
13923 * doc/invoke.texi: Don't document -fnew-ra.
13925 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13927 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13928 last parameter to reg_scan.
13929 * loop.c (loop_optimize): Likewise.
13930 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13931 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13932 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13933 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13934 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13935 * regclass.c (reg_scan): Likewise, for the declaration.
13936 * rtl.h (reg_scan): Likewise, for the prototype.
13938 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13940 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13941 mark_dfs_back_edges.
13943 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13945 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13946 (compute_avail): Uses don't go in tmp_gen.
13948 2005-01-16 Steven Bosscher <stevenb@suse.de>
13950 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13951 loop to look for a free slot in a page entry.
13953 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13956 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13957 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13958 just before targetm.asm_out.file_end.
13959 * tree.h (process_pending_assemble_output_defs): Declare.
13960 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13962 (assemble_alias): Defer generation of assembly code for defines when
13963 TARGET_DEFERRED_OUTPUT_DEFS is true.
13964 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13965 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13966 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13968 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13971 * pa.c (pa_scalar_mode_supported_p): New function.
13972 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13973 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13975 * pa-protos.h (prefetch_operand): Delete.
13976 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13977 * pa.c (prefetch_operand): Delete.
13978 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13979 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13980 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13981 and prefetch_nocc_operand.
13982 * pa.md (prefetch): Rework to avoid reload problems handling short
13983 displacements when a cache control completer needs to be provided.
13984 (prefetch_32, prefetch_64): Delete.
13985 (prefetch_cc, prefetch_nocc): New patterns.
13987 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13989 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13991 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13994 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13995 exceeds maximum alignment for global common data.
13996 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13997 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13999 2004-01-15 Roger Sayle <roger@eyesopen.com>
14001 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14003 2004-01-15 Roger Sayle <roger@eyesopen.com>
14005 * harg-reg-set.h (reg_class_names): Prototype global array.
14006 * regclass.c (reg_class_names): Declare here and initialize to
14008 (dump_regclass): Remove local declaration of reg_class_names.
14009 (regclass): Likewise.
14010 * cfg.c (dump_flow_info): Likewise.
14011 * ra-debug.c (reg_class_names): Likewise.
14012 * regrename.c (reg_class_names): Likewise.
14013 * reload.c (reg_class_names): Likewise.
14014 * reload1.c (spill_failure): Likewise.
14015 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14017 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14019 * config/s390/s390.md ("reload_outti"): Remove predicate for
14020 output operand. Abort if operand is not a MEM.
14021 ("reload_outdi", "reload_outdf"): Likewise.
14023 2005-01-15 Marc Espie <espie@openbsd.org>
14025 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14026 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14027 * config/openbsd.h: Fix C++ includes for native configurations.
14028 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14029 Add trampoline support.
14030 * config/i386/openbsdelf.h: New.
14032 2005-01-15 Marc Espie <espie@openbsd.org>
14034 * collect2.c (main): Explicitly parse -dynamic-linker option.
14036 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14038 PR tree-optimization/19060
14039 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14040 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14041 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14042 and handle extract_range_from_cond returning false.
14043 * fold-const.c (fold): Optimize comparisons with min/max even for
14044 width > HOST_BITS_PER_WIDE_INT.
14046 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14048 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14049 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14050 Remove little endian multilib variants.
14051 Add mips32 multilib variant.
14053 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14055 * explow.c (copy_all_reg, stabilize): Remove.
14056 * expr.h: Remove the corresponding prototypes.
14058 * rtlanal.c (regs_set_between_p): Remove.
14059 * rtl.h: Remove the corresponding prototype.
14061 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14063 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14064 to rs6000_nonimmediate_operand.
14065 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14066 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14067 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14068 rs6000_nonimmediate_operand.
14069 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14070 rs6000_nonimmediate_operand.
14072 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14074 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14076 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14078 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14080 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14081 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14083 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14084 (rs6k_nonimmediate_operand): New.
14085 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14087 (legitimate_lo_sum_address_p): Same.
14088 (rs6000_legitimize_address): Same.
14089 (rs6000_legitimize_reload_address): Same.
14090 (rs6000_legitimate_address): Same.
14091 (spe_build_register_parallel): Pass DF and DC modes in a DI
14094 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14095 to rs6k_nonimmediate_operand.
14097 * config/rs6000/spe.md ("*frob_df_di"): New.
14098 ("*frob_di_df"): New.
14099 ("*frob_di_df_2"): New.
14100 ("*mov_sidf_e500_subreg0"): New.
14101 ("*mov_sidf_e500_subreg4"): New.
14102 ("*movdf_e500_double"): Change predicate to
14103 rs6k_nonimmediate_operand.
14105 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14107 * postreload.c (move2add_note_store): Only call
14108 trunc_int_for_mode on scalar integers.
14110 2005-01-14 Steven Bosscher <stevenb@suse.de>
14112 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14113 replace BB_VISITED uses.
14114 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14115 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14116 (tree_dce_done): Free visited_control_parents.
14117 (perform_tree_ssa_dce): Allocate and clear it.
14118 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14119 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14120 instead of BB_VISITED.
14122 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14124 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14125 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14126 Remove unused prototypes.
14128 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14130 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14131 64-bit register usage.
14132 (spe_func_has_64bit_regs_p): Add FIXME note.
14134 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14136 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14137 flag_finite_math_only with flag_unsafe_math_optimizations.
14139 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14141 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14142 end-of-stack check.
14143 (__tpf_eh_return): Copy TPF private stack area from the module
14144 boundary stack frame. Add check for when module addresses are
14145 equal, but no stub address is found.
14147 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14150 * arm.h (struct machine_function): Add call_via field.
14151 (thumb_call_via_label): Declare.
14152 * arm.c (thumb_call_via_label): New variable.
14153 (thumb_call_reg_needed): New variable.
14154 (arm_output_function_epilogue): For Thumb code, output any per-function
14155 call-indirect trampolines.
14156 (thumb_call_via_reg): New function.
14157 (arm_file_end): New function.
14158 (TARGET_ASM_FILE_END): Call arm_file_end.
14159 (aof_file_end): Likewise.
14160 * arm-protos.h (thumb_call_via_reg): Declare.
14161 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14162 thumb_call_via_reg in normal case.
14164 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14166 PR middle-end/19084
14167 PR rtl-optimization/19348
14168 * recog.c (peephole2_optimize): Do global life update if some peephole
14169 decides it doesn't need at least one of its inputs and that change
14170 influences liveness at the start of the basic block.
14172 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14173 arguments instead of 1.
14175 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14177 PR middle-end/18820
14178 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14179 zero for nested functions needing a static chain or functions
14180 with a non-constant address.
14182 2005-01-13 Roger Sayle <roger@eyesopen.com>
14184 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14185 (and (sign_extend X) C) into (zero_extend (and X C)).
14187 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14189 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14191 2005-01-13 Richard Henderson <rth@redhat.com>
14196 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14197 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14198 not just TARGET_SSE.
14199 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14200 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14201 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14202 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14203 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14204 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14205 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14206 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14207 (movdicc_c_rex64): Rename with '*'.
14208 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14209 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14210 (movsfcc_1_387): Rename from movsfcc_1.
14211 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14212 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14213 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14214 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14215 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14216 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14217 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14218 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14219 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14220 sse_movdfcc_const0_4): Remove.
14221 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14222 recognize min/max early. Update for changed sse cmove patterns.
14223 (ix86_split_sse_movcc): New.
14224 * config/i386/i386-protos.h: Update.
14226 2005-01-13 Steven Bosscher <stevenb@suse.de>
14228 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14229 (fix_stmt_v_may_defs): Likewise.
14231 2005-01-13 Richard Henderson <rth@redhat.com>
14233 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14234 for converting the mask.
14236 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14238 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14241 2005-01-13 Richard Henderson <rth@redhat.com>
14243 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14244 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14245 IX86_BUILTIN_MOVDQ2Q): Remove.
14246 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14247 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14248 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14250 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14251 (sse2_pextrw): Fix immediate constraint.
14252 (sse2_loadq, sse2_loadq_rex64): Remove.
14253 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14254 Use __builtin_ia32_vec_ext_<size>.
14255 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14257 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14259 * function.c (assign_parm_setup_block): Look inside original
14260 entry_parm when inspecting PARALLEL.
14262 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14263 Joel Sherrill <joel@oarcorp.com>
14266 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14267 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14268 rtems_gxx_recursive_mutex_init.
14269 (__gthread_recursive_mutex_lock): New function.
14270 (__gthread_recursive_mutex_trylock): Likewise.
14271 (__gthread_recursive_mutex_unlock): Likewise.
14273 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14275 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14277 2005-01-13 Jan Beulich <jbeulich@novell.com>
14279 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14280 (ashrti3_internal): Indicate output is early clobber. Generate result
14281 into output rather than first input. Use move for low word of output
14282 if shift count is exactly 64.
14283 (lshrti3_internal): Likewise.
14285 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14289 * reload1.c (delete_output_reload): Don't delete an output reload
14290 if the pseudo lives longer than a single basic block. Adjust and
14291 improve wording of comment.
14293 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14296 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14297 of TYPE_SIZE where we mean the number of bytes.
14299 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14301 * function.c (assign_parm_setup_block): Relax condition on
14302 multi-register optimization.
14304 2005-01-12 Nick Clifton <nickc@redhat.com>
14306 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14307 an "in_delay_slot" attribute of "no" to prevent them being used in
14308 delay slots. This is forbidden because they might generate
14311 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14314 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14315 with r->Y and Y->r.
14317 2005-01-12 Nick Clifton <nickc@redhat.com>
14319 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14320 passed on to GAS) but do not define, as GAS no longer supports or
14321 needs the -m2000 option.
14323 2005-01-11 Roger Sayle <roger@eyesopen.com>
14325 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14326 type as args of unprototyped builtins aren't automatically promoted.
14327 (fold_builtin_abs): Likewise.
14329 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14331 * Makefile.in: Set a `build-warn' variable.
14333 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14335 PR tree-optimization/17949
14336 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14337 (find_interesting_uses_address): Use it.
14339 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14341 * regrename.c (kill_value): Handle subreg's that won't simplify.
14343 2005-01-11 Richard Henderson <rth@redhat.com>
14346 * config/i386/i386.h (enum ix86_builtins): Move ...
14347 * config/i386/i386.c: ... here.
14348 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14349 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14350 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14351 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14352 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14353 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14354 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14355 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14356 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14357 IX86_BUILTIN_LOADDDUP): Remove.
14358 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14359 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14360 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14361 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14362 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14363 (ix86_init_builtins): Make static.
14364 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14365 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14366 if all the modes match. Otherwise, fake it.
14367 (get_element_number, ix86_expand_vec_init_builtin,
14368 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14369 (ix86_expand_builtin): Make static. Update for changed builtins.
14370 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14371 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14372 (ix86_expand_vector_init_duplicate): New.
14373 (ix86_expand_vector_init_low_nonzero): New.
14374 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14375 Split out from ix86_expand_vector_init; handle integer modes.
14376 (ix86_expand_vector_init): Use them.
14377 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14378 * config/i386/i386-protos.h: Update.
14379 * config/i386/predicates.md (reg_or_0_operand): New.
14380 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14381 (movv2sf_internal): Likewise. And a splitter to match them all.
14382 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14383 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14384 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14385 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14386 (mmx_pinsrw): Fix operand ordering.
14387 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14388 rather than sse_loadss expander.
14389 (movv2df splitter): Similarly.
14390 (sse_loadss, sse_loadlss): Remove.
14391 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14392 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14393 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14394 (sse3_movddup): Rename with '*'.
14395 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14396 (sse2_loadsd): Remove.
14397 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14398 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14399 (sse2_pinsrw): Fix argument ordering.
14400 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14401 (sse2_stored): Remove 'r' destination.
14402 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14403 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14404 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14405 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14406 vec_extractv16qi, vec_initv16qi): New.
14408 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14409 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14410 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14412 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14413 (_mm_load_si128, _mm_store_si128): Likewise.
14414 (_mm_load1_pd): Use _mm_set1_pd.
14415 (_mm_load_sd): Use _mm_set_sd.
14416 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14417 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14418 (_mm_set_epi64): Use _mm_set_epi64x.
14419 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14420 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14421 _mm_setr_epi8): Use _mm_set_foo form.
14422 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14423 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14424 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14425 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14426 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14427 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14428 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14429 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14430 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14431 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14432 (_mm_movedup_pd): Use _mm_shuffle_pd.
14433 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14434 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14435 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14436 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14437 Use _mm_setzero_ps.
14438 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14439 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14440 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14441 (_mm_store_ps): Use raw dereference.
14442 (_mm_store1_ps): Use _mm_storeu_ps.
14443 (_mm_storer_ps): Use _mm_store_ps.
14444 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14445 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14447 2005-01-11 Stan Shebs <shebs@apple.com>
14449 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14450 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14452 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14455 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14456 Skip all DECLs except for FIELD_DECLs.
14458 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14460 * config/s390/s390.c (override_options): Return error if
14461 -mbackchain, -mpacked-stack and -mhard-float are used together.
14462 (s390_va_start): Remove the backchain && packed-stack special case.
14463 (s390_gimplify_va_arg): Likewise.
14464 * doc/invoke.texi: Remove the ABI incompatibility note.
14466 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14468 * config/s390/s390.c (struct s390_frame_layout): Remove
14470 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14471 save_backchain_p with TARGET_BACKCHAIN.
14473 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14476 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14477 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14478 * function.c (locate_and_pad_parm): Set new field.
14479 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14480 Tweak where_pad test to include "none". Always set mem align for
14482 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14483 not sufficient for type.
14484 (assign_parm_setup_block): If stack_parm is zero on entry, always
14485 make a new stack local. Block move old stack parm if necessary
14486 to new aligned stack local.
14487 (assign_parm_setup_stack): Use a block move to handle
14488 potentially misaligned entry_parm.
14489 (assign_parms_unsplit_complex): Specify required alignment when
14490 creating stack local.
14491 * calls.c (compute_argument_addresses): Override alignment of stack
14492 arg calculated from its type with the alignment given by
14493 FUNCTION_ARG_BOUNDARY.
14494 (store_one_arg): Likewise.
14496 2005-01-11 Jan Beulich <jbeulich@novell.com>
14498 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14499 Change respective itanium_class attribute to ialu.
14500 (shladdp4_internal): New.
14501 * config/ia64/predicates.md (shladd_log2_operand): New.
14503 2005-01-11 Richard Henderson <rth@redhat.com>
14505 * expr.c (store_constructor): Use rtvec_alloc instead of
14506 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14508 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14510 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14512 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14514 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14515 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14516 (TARGET_RWRELOC): Define.
14517 (ia64_rwreloc_section_type_flags): Delete.
14518 (ia64_section_type_flags): New function.
14519 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14520 (TARGET_RWRELOC): Define.
14522 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14525 * config/ia64/ia64.c (process_set): For alloc insn, only call
14526 process_epilogue is !frame_pointer_needed.
14528 2005-01-10 Roger Sayle <roger@eyesopen.com>
14531 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14532 unary operator and can't be treated as a binary/comparison operator.
14534 2005-01-10 Richard Henderson <rth@redhat.com>
14536 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14537 (ix86_return_in_memory): Likewise.
14538 (function_arg_advance): Likewise. Mirror structure in function_arg
14539 for choosing register to advance.
14541 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14543 * tree-vectorizer.c, tree.def: Fix comment typos.
14545 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14547 * config/s390/s390.c (struct processor_costs): 4 new fields:
14548 ddbr, ddr, debr, der.
14549 (s390_rtx_costs): More precise handling of divide instructions.
14551 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14553 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14555 2005-01-10 Jan Beulich <jbeulich@novell.com>
14557 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14558 names resulting from -ffunction-sections/-fdata-sections and linkonce
14560 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14561 based on the section name. Rearrange the section name comparison logic
14562 slightly so that each section name is compared against at most once.
14564 2005-01-10 Ben Elliston <bje@au.ibm.com>
14566 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14567 targets for which -fPIC reduces limitations on the GOT size.
14569 2005-01-09 Falk Hueffner <falk@debian.org>
14571 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14574 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14577 * collect2.c (main): Set aixrtl_flag for -brtl option.
14578 (resolve_lib_name): Search for .so file extension before .a
14579 if aixrtl_flag set.
14581 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14583 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14584 (vect_analyze_data_refs_alignment): Add dump prints.
14586 2005-01-09 Ira Rosen <irar@il.ibm.com>
14588 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14589 expr_invariant_in_loop_p.
14590 Initialize outputs first thing in the function.
14591 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14592 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14593 (vect_analyze_pointer_ref_access): Check that the initial condition of
14594 the access function is loop invariant.
14596 2005-01-09 Richard Henderson <rth@redhat.com>
14598 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14599 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14600 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14601 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14602 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14603 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14604 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14605 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14606 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14607 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14608 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14609 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14610 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14611 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14612 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14613 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14614 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14615 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14616 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14617 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14618 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14619 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14620 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14622 (mmx_clrdi, pavgusb): Remove.
14623 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14624 with leading sse_ prefix.
14625 * config/i386/sse.md: Receive them.
14626 * config/i386/mmx.md: New file.
14627 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14628 (subrv2sf3): Turn into expander for normal subtraction.
14629 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14630 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14631 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14632 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14633 commutative; use ix86_binary_operator_ok.
14634 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14635 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14636 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14637 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14638 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14639 Macroize from existing patterns; use ix86_binary_operator_ok.
14640 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14641 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14642 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14643 with vec_select+vec_concat.
14644 (mmx_pshufw, mmx_pshufw_1): Likewise.
14645 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14646 (mmx_uavgv4hi3): Model correctly.
14647 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14648 _mm_xor_si64): Remove casts.
14650 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14652 PR tree-optimization/19224
14653 * tree-scalar-evolution.c (get_instantiated_value,
14654 set_instantiated_value): New functions.
14655 (instantiate_parameters_1): Cache the results.
14656 (instantiate_parameters, resolve_mixers): Initialize and free
14659 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14661 * config/i386/i386.md (addhi_4): Correct reference in comment.
14664 2005-01-08 Richard Henderson <rth@redhat.com>
14666 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14667 (_mm_cvtsi128_si64x): Likewise.
14668 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14669 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14670 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14671 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14672 * config/i386/i386-protos.h: Update.
14673 * config/i386/i386.c (print_operand): Add 'H'.
14674 (ix86_fixup_binary_operands): Split out from ...
14675 (ix86_expand_binary_operator): ... here.
14676 (ix86_fixup_binary_operands_no_copy): New.
14677 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14678 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14679 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14680 (safe_vector_operand): Use CONST0_RTX.
14681 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14682 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14683 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14684 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14686 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14687 (IX86_BUILTIN_CMPNGESS): New.
14688 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14689 (attr type): Add sselog1.
14690 (attr unit, attr memory): Handle it.
14691 (movti, movti_internal, movti_rex64): Move near other integer moves.
14692 (movtf, movtf_internal): Move near other fp moves.
14693 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14694 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14695 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14696 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14697 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14698 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14699 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14700 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14701 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14702 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14703 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14704 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14705 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14706 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14707 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14708 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14709 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14710 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14711 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14712 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14713 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14714 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14715 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14716 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14717 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14718 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14719 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14720 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14721 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14722 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14723 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14724 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14725 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14726 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14727 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14728 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14729 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14730 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14731 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14732 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14733 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14734 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14735 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14736 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14738 (SSEPUSH, push<SSEPUSH>): Remove.
14739 (MMXPUSH, push<MMXPUSH>): Remove.
14740 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14741 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14742 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14743 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14744 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14745 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14746 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14747 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14748 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14749 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14750 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14751 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14752 (ppro_sse_log_V4SF): Handle sselog1.
14753 * config/i386/predicates.md (const_0_to_1_operand): New.
14754 (const_0_to_255_mul_8_operand): New.
14755 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14756 (const_2_to_3_operand, const_4_to_7_operand): New.
14757 * config/i386/sse.md: New file.
14758 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14759 (sse_movups): Rename from sse_movups_1.
14760 (sse_loadlss): Rename from sse_loadss_1.
14761 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14763 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14764 (absv4sf2, negv2df, absv2df): New.
14765 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14766 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14767 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14768 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14769 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14770 (sse3_addsubv4sf3): Model correctly.
14771 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14772 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14773 (sse_movhlps): Model with vec_select+vec_concat.
14774 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14775 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14776 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14777 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14778 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14779 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14780 sse2_pshufhw_1): Likewise.
14781 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14782 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14783 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14784 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14785 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14786 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14787 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14788 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14789 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14790 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14791 sminv8hi3): Mark commutative
14792 operands. Use ix86_binary_operator_ok.
14793 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14794 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14795 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14796 sse2_punpcklqdq): Allow operand2 in memory.
14797 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14798 sse2_movsd): Add memory alternatives.
14799 (sse_storelps): Turn expander into an insn; split after reload.
14800 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14801 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14803 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14805 * configure.ac (DWARF-2 debug_line): Use objdump.
14806 * configure: Regenerate.
14808 2005-01-08 Jeff Law <law@redhat.com>
14809 Diego Novillo <dnovillo@redhat.com>
14811 PR tree-optimization/18241
14812 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14813 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14814 statements with volatile operands.
14815 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14816 operands after marking a statement with has_volatile_ops.
14818 2005-01-08 Roger Sayle <roger@eyesopen.com>
14820 * tree.c (int_fits_type_p): Always honor integer constant
14821 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14823 2005-01-08 Roger Sayle <roger@eyesopen.com>
14825 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14826 the latent bug in rtl_delete_block has been resolved.
14828 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14830 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14831 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14833 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14835 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14836 library as @multilib_dir@/$(SHLIB_SONAME).
14838 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14840 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14841 * configure: Regenerate.
14843 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14845 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14848 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14851 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14852 Convert non-word aligned offset address using ld/std into
14855 2005-01-07 Richard Henderson <rth@redhat.com>
14857 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14859 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14861 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14863 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14865 PR tree-optimization/19283
14866 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14867 is not shorter than the original type.
14869 PR rtl-optimization/19012
14870 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14872 PR rtl-optimization/18861
14873 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14874 (FULL_STATE): Define.
14875 (mark_tablejump_edge): New function.
14876 (purge_dead_tablejump_edges): New function.
14877 (find_bb_boundaries): Use it.
14879 PR tree-optimization/18828
14880 * builtins.c (expand_builtin_next_arg): Remove argument and all
14881 the argument checking.
14882 (expand_builtin): Adjust caller.
14883 (expand_builtin_va_start): Likewise. Remove error for too many
14885 (fold_builtin_next_arg): Issue error for too many arguments.
14886 After checking arguments, replace them with magic arguments that
14887 prevent further checking of the args.
14889 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14891 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14893 2005-01-06 Roger Sayle <roger@eyesopen.com>
14896 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14897 and %{.S:...} (and their negative variants) to test whether the
14898 input file is assembler or pre-processed-assembler independent of
14899 the actual filename extension.
14901 2005-01-06 Roger Sayle <roger@eyesopen.com>
14903 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14904 of sign or zero extended values.
14906 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14908 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14909 for IBM long double format correctly.
14911 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14913 Fix PR tree-optimization/18792
14915 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14916 to first_loop_depth, and use loop depth instead of loop number.
14917 (build_classic_dir_vector): Ditto.
14918 (compute_data_dependences_for_loop): Use depth, not loop number.
14919 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14920 number. Pass in loops, instead of loop numbers.
14921 (gather_interchange_stats): Ditto.
14922 (linear_transform_loops): Ditto.
14924 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14927 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14928 biv_fits_mode_p, extension_within_bounds_p): New functions.
14929 (check_ext_dependent_givs): Use them.
14931 2005-01-06 Roger Sayle <roger@eyesopen.com>
14933 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14934 more than one barrier, in which case we should delete them all.
14936 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14938 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14940 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14942 Fix PR middle-end/19286
14944 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14945 output this subprogram, simply ignore this attempt to do it again.
14946 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14947 origin attribute if it's not possible.
14948 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14949 (decls_for_scope): Ditto.
14950 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14951 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14953 2005-01-05 Richard Henderson <rth@redhat.com>
14956 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14957 (bdesc_2arg): Use it.
14958 (ix86_expand_binop_builtin): Force operands into registers
14960 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14961 ix86_expand_sse_compare, ix86_expand_sse_comi,
14962 ix86_expand_builtin): Likewise.
14964 2005-01-05 Richard Henderson <rth@redhat.com>
14966 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14968 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14969 (mulv4hi3): Set itanium_class mmmul.
14970 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14971 (fpack): Rename from fpack_sfsf.
14973 2005-01-05 Richard Henderson <rth@redhat.com>
14976 * reload1.c (do_input_reload): Restrict the optimization deleteing
14977 a previous output reload to RELOAD_FOR_INPUT.
14979 2005-01-05 Steven Bosscher <stevenb@suse.de>
14981 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14982 comment that we fall through after case.
14983 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14984 (distribute_links): Likewise.
14985 * cse.c (cse_insn): Likewise.
14986 * cselib.c (cselib_invalidate_mem): Likewise.
14987 * df.c: Update comments at the top of the file.
14988 (read_modify_subreg_p): Update comments here too.
14989 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14990 * flow.c (mark_set_1): Likewise.
14991 (mark_used_regs): Likewise.
14992 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14993 (canon_list_insert): Likewise.
14994 (mark_set): Likewise.
14995 (try_replace_reg): Likewise.
14996 (store_killed_in_insn): Likewise.
14997 * loop.c (count_one_set): Likewise.
14998 (basic_induction_var): Likewise.
14999 * postreload-gcse.c (find_mem_conflicts): Likewise.
15000 * postreload.c (reload_combine_note_store): Likewise.
15001 (move2add_note_store): Likewise.
15002 * reload.c (find_equiv_reg): Likewise.
15003 (mark_referenced_resources): Likewise.
15004 * rtlanal.c (set_noop_p): Likewise.
15005 (note_stores): Likewise.
15006 (note_uses): Likewise.
15007 * sched-deps.c (sched_analyze_1): Likewise.
15008 * sched-rgn.c (check_live_1): Likewise.
15009 (update_live_1): Likewise.
15010 * config/i860/i860.c: Likewise.
15012 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15014 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15016 * doc/rtl.texi: Update documentation for bit-fields and SET.
15018 2005-01-05 Roger Sayle <roger@eyesopen.com>
15020 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15022 2005-01-05 Jan Hubicka <jh@suse.cz>
15023 Richard Henderson <rth@redhat.com>
15026 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15029 2005-01-05 Richard Henderson <rth@redhat.com>
15032 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15033 (sse_shufps): Change operand 3 to const_int_operand.
15034 (sse2_storelps): Fix typo in template.
15035 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15036 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15037 (ix86_expand_builtin): Likewise.
15039 2005-01-05 Julian Brown <julian@codesourcery.com>
15041 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15042 as aggregates for AAPCS ABIs.
15044 2005-01-05 Stan Shebs <shebs@apple.com>
15046 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15047 Mach-O getters if ppc64.
15048 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15050 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15051 signed four-byte field for global code case.
15052 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15054 2005-01-05 Roger Sayle <roger@eyesopen.com>
15056 PR middle-end/19100
15057 * c-common.c: Include real.h.
15058 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15059 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15060 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15061 * Makefile.in (c-common.o): Update dependencies.
15063 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15065 * c-parse.in (asm_string): Add trailing semicolon.
15067 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15069 * c-parse.in (asm_string): New. Don't allow wide strings in
15071 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15072 asm_string instead of STRING.
15074 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15076 * c-typeck.c (constructor_no_implicit): Remove.
15077 (set_designator, process_init_element): Don't check
15078 constructor_no_implicit.
15080 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15081 Kaz Kojima <kkojima@gcc.gnu.org>
15084 * lcm.c (create_pre_exit): New.
15085 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15086 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15088 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15090 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15091 -msoft-float in target_float_switch.
15092 * arm.c (arm_override_options): Fix processing of target_float_switch.
15094 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15096 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15099 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15101 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15102 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15104 2005-01-04 Roger Sayle <roger@eyesopen.com>
15106 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15107 if deleting the then-block allows the test-block to fallthru to the
15110 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15113 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15114 after the full declaration if the are in two different TUs.
15116 2005-01-04 Richard Henderson <rth@redhat.com>
15119 * tree-sra.c (generate_one_element_init): Just
15120 call gimplify_and_add.
15121 (generate_element_init): Record the
15122 new referenced variables and mark them for renaming
15123 and split out to ...
15124 (generate_element_init_1): This.
15125 (scalarize_init): Don't call push_gimplify_context/
15126 pop_gimplify_context.
15128 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15130 * toplev.c (get_src_pwd): Handle failure of getpwd().
15132 2005-01-04 Roger Sayle <roger@eyesopen.com>
15134 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15136 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15137 all the cases handled by it are inverted by invert_truthvalue.
15139 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15141 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15142 (save_register_windowsi): Likewise.
15144 2005-01-04 Richard Henderson <rth@redhat.com>
15146 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15148 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15150 PR middle-end/17767
15151 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15152 any simplifications of vector mode comparison operators.
15153 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15155 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15156 Devang Patel <dpatel@apple.com>
15158 PR tree-optimization/18308
15159 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15160 the operands before creating a new expression.
15161 * dojump.c (do_jump): Make drop_through_label available
15162 for all cases. Add expansion of COND_EXPR.
15164 2005-01-04 Ira Rosen <irar@il.ibm.com>
15166 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15167 INTEGER_CST instead of TREE_CONSTANT.
15168 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15169 instead of TREE_CONSTANT.
15170 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15171 instead of TREE_CONSTANT.
15173 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15175 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15177 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15180 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15181 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15183 2005-01-03 Richard Henderson <rth@redhat.com>
15185 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15186 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15187 fold_convert_const_real_from_real): Split out from ...
15188 (fold_convert_const): ... here.
15190 2005-01-03 Richard Henderson <rth@redhat.com>
15193 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15194 (mov<MMXMODEI>_internal): Likewise.
15195 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15196 Add V2SF case; use it for SSE1; don't use TI.
15197 (movdf_integer): Likewise.
15198 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15200 2005-01-03 Ira Rosen <irar@il.ibm.com>
15202 * tree-vectorizer.c (vect_strip_conversions): New function.
15203 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15204 check for binary class.
15206 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15210 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15212 * gimple-low.c (mark_blocks_with_used_vars): New function.
15213 (mark_blocks_with_used_subblocks): Ditto.
15214 (mark_used_blocks): Ditto.
15215 (pass_mark_used_blocks): New pass.
15216 * tree-inline.c: Include debug.h.
15217 (expand_call_inline): Call outlining_inline_function here.
15218 * tree-optimize.c (init_tree_optimization_passes): Add
15219 pass_mark_used_blocks.
15220 * tree-pass.h (pass_mark_used_blocks): New.
15221 * Makefile.in (tree-inline.o): Add debug.h dependency.
15223 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15225 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15226 VAR_DECLs to have weak_import attribute.
15228 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15231 2004-01-03 Steven Bosscher <stevenb@suse.de>
15233 * passes.c (rest_of_compilation): Don't run regmove if only
15234 flag_expensive_optimizations, require flag_regmove instead.
15236 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15238 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15240 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15241 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15242 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15243 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15245 2005-01-03 Richard Henderson <rth@redhat.com>
15247 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15248 (ia64_const_ok_for_letter_p): New.
15249 (ia64_const_double_ok_for_letter_p): New.
15250 (ia64_extra_constraint): New.
15251 (ia64_expand_vecint_compare): New.
15252 (ia64_expand_vcondu_v2si): New.
15253 (ia64_expand_vecint_cmov): New.
15254 (ia64_expand_vecint_minmax): New.
15255 (ia64_print_operand): Add 'v'.
15256 (ia64_preferred_reload_class): New.
15257 (ia64_vector_mode_supported_p): New.
15258 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15259 (PREFERRED_RELOAD_CLASS): Move to function.
15260 (CONST_OK_FOR_LETTER_P): Move to function.
15261 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15262 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15263 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15264 (EXTRA_CONSTRAINT): Move to function.
15265 * config/ia64/ia64.md: Include vect.md.
15266 (itanium_class): Add mmalua.
15268 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15270 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15271 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15273 (const_int_2bit_operand): New.
15274 (fr_reg_or_0_operand): New.
15275 * config/ia64/ia64-modes.def: Add vector modes.
15276 * config/ia64/ia64-protos.h: Update.
15277 * config/ia64/vect.md: New file.
15279 2005-01-03 Richard Henderson <rth@redhat.com>
15281 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15283 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15286 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15288 (log1pdf2): Change mode of operands[0,1] to DFmode.
15290 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15292 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15293 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15294 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15295 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15296 SPARC_RELAXED_ORDERING.
15298 2005-01-03 Richard Henderson <rth@redhat.com>
15299 Uros Bizjak <uros@kss-loka.si>
15302 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15303 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15304 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15306 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15307 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15308 const_pow2_1_to_128_operand): New predicates.
15310 2005-01-02 Greg McGary <greg@mcgary.org>
15312 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15314 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15315 object. [ptr_type]: Remove unused variable.
15316 Remember nearest addressable array-element or record-component
15317 when checking bitfield components. Tolerate empty BIND_EXPR.
15319 2005-01-01 Richard Henderson <rth@redhat.com>
15321 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15322 that don't narrow the value. Fail for other conversions.
15324 2005-01-01 Richard Henderson <rth@redhat.com>
15327 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15328 * c-lang.c (finish_file): Don't do it here.
15329 * objc/objc-act.c (objc_finish_file): Likewise.
15331 * cgraph.c (decl_assembler_name_equal): New.
15332 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15333 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15334 * cgraph.h (struct cgraph_varpool_node): Add next.
15335 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15336 * varasm.c (assemble_alias): Mark the target as needed.
15338 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15340 PR middle-end/19221
15341 * function.c (get_arg_pointer_save_area): Use entry_of_function
15342 instead of get_insns.
15344 2005-01-01 Roger Sayle <roger@eyesopen.com>
15345 Andrew Pinski <pinskia@physics.uc.edu>
15346 James E. Wilson <wilson@specifixinc.com>
15348 PR rtl-optimization/12092
15349 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15352 2005-01-01 Roger Sayle <roger@eyesopen.com>
15353 Olivier Hainque <hainque@act-europe.fr>
15355 * tree.c (int_fits_type_p): A narrower type always fits in a
15356 wider one, except for negative values into unsigned types.
15358 2005-01-01 Roger Sayle <roger@eyesopen.com>
15360 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15361 with the original constant rather than require TREE_OVERFLOW.
15363 2005-01-01 Steven Bosscher <stevenb@suse.de>
15365 PR middle-end/17544
15366 * c-decl.c (finish_function): If compiling C99, annotate the
15367 compiler generated return with the current file name and line 0.
15368 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15369 the source line is greater than 0.
15370 (remove_bb): Likewise.