1 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
3 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
7 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
8 setting of vrsave register for current function after
9 call to save_world is emitted.
11 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
13 * config/mmix/predicates.md: New file.
14 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
15 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
16 (mmix_foldable_comparison_operator, mmix_comparison_operator)
17 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
18 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
20 * config/mmix/mmix.md: Include predicates.md.
21 ("call", "call_value"): Force address to register if it isn't a
22 mmix_symbolic_or_address_operand.
24 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
26 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
27 the flags are of appropriate types.
28 (num_ssa_operands): Generalize using the generic interface.
29 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
32 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
34 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
35 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
37 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
39 * tree-outof-ssa.c (edge_leader, stmt_list,
40 analyze_edges_for_bb): Use VEC instead of VARRAY.
41 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
42 (perform_edge_inserts): Call init_analayze_edges_for_bb and
43 fini_analayze_edges_for_bb.
45 2005-05-04 James E Wilson <wilson@specifixinc.com>
48 * gcc.c (process_command): In the second argv scan loop, ignore
49 Xassembler and Xpreprocessor, along with their argument.
51 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
53 * tree-flow-inline.h, tree-ssa-operands.c,
54 tree-ssa-operands.h, tree-ssa-opfinalize.h:
55 Likewise. tree-vn.c: Fix comment typos.
56 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
58 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
60 * doc/tm.texi (Target Hooks): Document
61 TARGET_RESOLVE_OVERLOADED_BUILTIN.
63 2005-05-04 Paul Brook <paul@codesourcery.com>
65 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
67 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
69 * dwarf2out.c (incomplete_types, retry_incomplete_types,
70 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
73 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
74 get_expansion, expand_var_during_unrolling,
75 insert_var_expansion_initialization,
76 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
79 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
82 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
85 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
86 the same as INTEGER_TYPE.
87 (fold_binary): Fold "bool_var != 0" to bool_var.
88 Fold "bool_var == 1" to bool_var.
90 2004-05-03 Richard Henderson <rth@redhat.com>
93 * function.c (instantiate_virtual_regs_in_insn): Use the mode
94 from recog_data instead of insn_data.
96 2005-05-03 DJ Delorie <dj@redhat.com>
98 * common.opt (fdiagnostics-show-option): No variable is needed.
99 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
100 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
101 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
102 Save and restore original message format. Use flag in context
104 (warning): Don't test for enabled warnings here.
105 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
108 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
110 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
111 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
112 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
113 * aclocal.m4: Don't include accross.m4.
114 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
115 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
116 * configure, config.in: Regenerate.
118 2005-05-04 Jakub Jelinek <jakub@redhat.com>
121 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
122 (clear_storage): Add argument.
123 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
124 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
126 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
127 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
128 (store_expr, store_constructor): Adjust callers.
129 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
130 to emit_block_move if CALL_EXPR_TAILCALL (exp).
131 (expand_builtin_memmove): Add ORIG_EXP argument, copy
132 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
133 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
134 with EXP. Pass EXP to expand_builtin_memmove.
135 (expand_builtin_memset): Add ORIG_EXP argument, pass
136 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
137 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
138 Pass EXP to expand_builtin_memset.
139 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
141 (expand_builtin_strncmp): Likewise.
142 (expand_builtin_printf): Replace ARGLIST argument with EXP.
143 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
144 (expand_builtin_fprintf): Likewise.
145 (expand_builtin): Adjust calls to
146 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
148 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
151 PR rtl-optimization/21239
152 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
154 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
156 * tree-flow.h (tree_ann_common_d): Move aux to ...
157 (stmt_ann_d): ... here.
158 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
159 move_computations_stmt, schedule_sm): Update references to
161 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
163 * tree-cfg.c (remove_bb): Remove a redundant call to
165 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
168 2005-05-03 Richard Henderson <rth@redhat.com>
170 * config/rs6000/rs6000.c: Remove conflict markers.
172 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
174 2005-05-03 James E Wilson <wilson@specifixinc.com>
176 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
178 2005-05-03 DJ Delorie <dj@redhat.com>
180 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
181 decide if the warning will be printed.
182 * calls.c (expand_call): Likewise.
183 * function.c (init-function_start): Likewise.
185 * common.opt (-fdiagnostics-show-option): New.
186 * opts.c (option_enabled): Accept the option index instead of a
187 pointer to the option descriptor.
188 * opts.h (option_enabled): Likewise.
189 * toplev.c (print_switch_values): Pass option index, not option
191 * diagnostic.h (diagnostic_info): Add option_index.
192 * diagnostic.c: Include opts.h.
193 (diagnostic_set_info): Initialize option_index.
194 (diagnostic_report_diagnostic): Amend option name if appropriate.
195 (warning): Check to see if the specified warning is enabled.
197 * doc/invoke.texi (-fdiagnostics-show-options): Document.
199 2005-05-03 Richard Henderson <rth@redhat.com>
201 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
202 SPEC_OR_GEN_REGS definitions.
204 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
207 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
208 for unavailable registers.
210 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
212 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
214 * cfglayout.c (block_locators_blocks,
215 insn_locators_initialize, insn_scope): Use VEC instead of
218 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
219 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
222 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
224 * config/sparc/predicates.md (const_compl_high_operand): New.
225 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
227 (sparc_emit_set_const64_quick1): Adjust for above change.
228 (sparc_emit_set_const64_quick2): Likewise.
229 (sparc_emit_set_const64_longway): Likewise.
230 (sparc_emit_set_const64): Likewise.
231 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
232 movdi_const64_special): Delete.
233 (logical constant splitters): Use const_compl_high_operand.
235 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
237 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
238 rather than STRIP_NOPS.
240 2005-05-03 Jakub Jelinek <jakub@redhat.com>
242 PR rtl-optimization/21330
243 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
245 (unswitch_single_loop): Clear cinsn when retrying.
248 * config/i386/i386.c (legitimize_address): When canonicalizing
249 ASHIFT into MULT, multiply by 1 << shift_count instead of
250 1 << log2 (shift_count).
252 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
254 * lambda-code.c (gcc_loop_to_lambda_loop,
255 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
256 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
257 generic operand interface.
258 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
259 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
260 generic operand interface.
261 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
262 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
263 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
264 num_imm_uses): Use ssa_use_operand_t.
265 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
266 get_v_must_def_ops): Delete.
267 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
268 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
269 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
270 get_v_must_def_kill_ptr): Delete.
271 (delink_stmt_imm_use): Move and use new operand interface.
272 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
273 op_iter_next_tree): Use new operand implementation.
274 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
275 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
277 (op_iter_next_mustdef, op_iter_next_maydef,
278 op_iter_next_must_and_may_def): Delete. Replace with...
279 (op_iter_next_maymustdef): New. Combine must and may next operations.
280 (op_iter_init_maydef, op_iter_init_mustdef,
281 op_iter_init_must_and_may_def): Use new interface.
282 (single_ssa_tree_operand ): New. Process single operands only as trees.
283 (single_ssa_use_operand): New. Process single operands only as uses.
284 (single_ssa_def_operand): New. Process single operands only as defs.
285 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
287 (num_ssa_operands): New. Count the number of specified operands.
288 (compare_ssa_operands_equal): New. Compare two statements' operands.
289 (single_phi_def): New. Return true if PHI has one def of the specified
291 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
292 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
293 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
294 (struct stmt_ann_d): Operands field no longer require GTY().
295 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
296 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
297 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
298 dump_replaceable_exprs, rewrite_trees): Use generic interface.
299 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
300 Use use_operand_p instead of ssa_imm_use_t *.
301 * tree-pretty-print.c (dump_vops): check if operands are active before
302 dumping virtual operands.
303 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
304 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
305 (ccp_fold): Use new interface.
306 (ccp_visit_stmt): Remove unused variables and code.
307 (convert_to_gimple_builtin): Insert statements before calling
308 mark_new_vars_to_rename.
309 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
310 (copy_prop_visit_cond_stmt): Use generic interface.
311 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
313 (thread_across_edge): Use generic interface.
314 (initialize_hash_element): Initialzie with stmt, not annotation.
315 (eliminate_redundant_computations): Use generic interface.
316 (record_equivalences_from_stmt): Pass stmt, not annotation.
317 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
319 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
320 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
321 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
322 generic operand interface.
323 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
325 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
327 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
328 (build_defs, build_uses, build_v_may_defs, build_vuses,
329 build_v_must_defs): Change type to struct opbuild_list_d.
330 (ops_active): New. Operands active boolean.
331 (operand_memory, operand_memory_index): New. Operand memory managers.
332 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
333 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
334 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
335 Change from functions to static variable list heads.
336 (opbuild_initialize_virtual): New. Initialize a virtual build list.
337 (opbuild_initialize_real): New. Initialize a virtual build list.
338 (opbuild_free): New. Free a build list.
339 (opbuild_num_elems): New. Number of items in a list.
340 (opbuild_append_real): New. Add a real (tree *) operand.
341 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
342 (opbuild_first): New. Return first element index in a list.
343 (opbuild_next): New. Return next element in a list.
344 (opbuild_elem_real): New. Return real element.
345 (opbuild_elem_virtual): New. Return virtual element.
346 (opbuild_elem_uid): New. Return UID of virtual element.
347 (opbuild_clear): New. Reset an operand list.
348 (opbuild_remove_elem): New. Remove an element form a list.
349 (ssa_operands_active): New. Return true if operand cache is active.
350 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
351 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
352 (correct_use_link): Use use_operand_p.
353 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
354 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
355 (cleanup_v_may_defs): Use new implmentation.
356 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
358 (append_def, append_use, append_v_may_def, append_vuse,
359 append_v_must_def): Call opbuild_append routine instead of using varray.
360 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
361 global parse_old_ops variable.
362 (free_ssa_operands): New implementation.
363 (update_stmt_operands): Move. Change argument to build_ssa_operands.
364 (copy_virtual_operands): Move. New generic implementation.
365 (create_ssa_artficial_load_stmt): Move. New implementation.
366 (swap_tree_operands): Update for new implementation.
367 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
368 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
369 rather than a varray.
370 (verify_imm_links): Use use_operand_p.
371 (dump_immediate_uses_for): If the immediate use variable is a virtual
372 variable, show the virtual ops in the stmt.
373 * tree-ssa-operands.h (def_operand_p): No longer a structure.
374 (NULL_DEF_OPERAND_P): Now a #define.
375 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
376 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
377 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
378 mustdef_optype_d): New. Use Linked list representation.
379 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
380 (struct ssa_operand_memory_d): New. Allocated Chunk node.
381 (struct stmt_operands_d): Change to new pointers that are not GTY.
382 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
383 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
384 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
385 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
386 SET_V_MUST_DEF_KILL): Delete.
387 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
388 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
389 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
390 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
391 (enum ssa_op_iter_type): Operand iterator typechecking values.
392 (struct ssa_operand_iterator_d): Use linked lists of operands.
393 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
394 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
395 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
396 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
397 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
398 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
399 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
400 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
401 * tree-ssa-opfinalize.h: New. Function templates for expansion.
402 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
403 alloc_vuse, and alloc_mustdef.
404 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
405 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
406 and finalize_ssa_v_must_def_ops.
407 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
408 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
410 (compute_avail): Use generic iterator interface.
411 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
412 (stmt_makes_single_load, stmt_makes_single_store): Use
414 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
415 (statement_sink_location): Use generic interface.
416 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
417 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
418 reset the immediate use link nodes.
419 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
420 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
421 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
422 (eliminate_tail_call): Use generic operand interface.
423 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
424 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
426 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
428 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
429 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
431 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
432 Use statement pointer instead of vuse_optype. Use generic interface.
433 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
434 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
435 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
436 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
437 * doc/tree-ssa.texi: Update documentation for operand interface.
439 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
441 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
442 gcc_unreachable as appropriate.
443 (machopic_function_base_name, machopic_indirect_data_reference,
444 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
445 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
446 * config/rs6000/altivec.md (*mov<mode>_internal,
447 build_vector_mask_for_load): Likewise.
448 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
449 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
450 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
451 * config/rs6000/predicates.md (easy_fp_constant,
452 logical_operand): Likewise.
453 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
454 compute_save_world_info, rs6000_emit_prologue,
455 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
456 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
459 2005-05-03 Uros Bizjak <uros@kss-loka.si>
462 * convert.c (convert_to_integer): Convert ceil and floor in
465 2005-04-29 Geoffrey Keating <geoffk@apple.com>
468 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
469 define_insn_and_split. Split only when memory operand is
470 offsettable. Use adjust_address rather than plus_constant.
471 (floatunssidf2_internal): Likewise.
472 (fix_truncdfsi2_internal): Split only when memory operand is
473 offsettable. Use adjust_address rather than plus_constant.
474 (fix_trunctfsi2_internal): Likewise.
475 (floatsidf2_internal): Likewise.
477 2005-05-02 Diego Novillo <dnovillo@redhat.com>
479 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
480 (set_value_range_to_null): Likewise.
481 (set_value_range_to_varying): New function. Use it in all
482 call sites that used to call set_value_range (vr, VR_VARYING, ...).
483 (extract_range_from_assert): If the integral type has a
484 super-type, and LIMIT is not within MIN and MAX values of that
485 type, set the resulting range to VR_VARYING.
487 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
489 * config/mmix/mmix.opt: New file.
490 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
491 (mmix_cc1_ignored_option): Don't declare.
492 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
493 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
494 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
495 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
496 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
497 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
498 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
499 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
501 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
502 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
503 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
505 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
508 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
509 * c-decl.c (current_function_prototype_built_in,
510 current_function_prototype_arg_types): New.
511 (merge_decls): Keep source location of prototype followed by
512 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
513 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
514 (start_function): Always set current_function_prototype_locus,
515 current_function_prototype_built_in and
516 current_function_prototype_arg_types. Check for external
517 prototype whether or not visible for external function and set
518 current_function_prototype_arg_types accordingly.
519 (store_parm_decls_oldstyle): Use
520 current_function_prototype_arg_types for checking old-style
521 definition against prototype. Give warnings only if
522 current_function_prototype_built_in).
524 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
526 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
527 (ggc_alloc_zone_stat): Don't define.
528 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
529 ggc_alloc_zone_pass_stat.
530 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
531 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
532 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
534 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
536 * calls.c (expand_call): Handle current_function_pretend_args_size
537 when checking for sibcalls.
539 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
541 PR tree-optimization/21294
542 * tree-vrp.c (vrp_expr_computes_nonzero): New.
543 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
545 2005-05-02 Janis Johnson <janis187@us.ibm.com>
548 * gcov-io.h: Declare gcov external functions hidden.
550 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
552 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
553 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
554 Use VEC instead of VARRAY.
557 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
560 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
562 * c-common.c (resolve_overloaded_builtin): Forward to target
563 hook for BUILT_IN_MD built-ins.
564 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
565 for all types of built-in.
566 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
567 in the definition of the target hooks struct.
568 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
569 * config/rs6000/altivec.h: Rewritten.
570 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
571 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
572 rs6000_builtin_type, rs6000_builtin_type_compatible,
573 altivec_overloaded_builtins, rs6000_builtin_type,
574 rs6000_builtin_type_compatible): New.
575 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
577 (def_builtin): Turn into a function. Check for duplicates and store
578 the builtin into rs6000_builtin_decls.
579 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
580 bdesc_1arg): Add overloaded builtins.
581 (altivec_expand_builtin): Check for unresolved overloaded builtins,
582 do not support ALTIVEC_COMPILETIME_ERROR.
583 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
584 nodes to represent front-end types.
585 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
586 with opaque arguments and/or return values.
587 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
588 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
589 (rs6000_builtin_type_index): New.
590 (is_ev64_opaque_type): Rename to...
591 (rs6000_is_opaque_type): ... this.
592 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
595 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
597 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
600 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
601 Bernd Schmidt <bernd.schmidt@analog.com>
603 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
604 print_address_operand, print_operand, legitimize_pic_address,
605 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
606 output_pop_multiple): Use gcc_assert or gcc_unreachable as
608 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
610 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
612 * doc/passes.texi: Document vectorization pass.
614 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
616 * tree-scalar-evolution.c (get_exit_conditions_rec,
617 select_loops_exit_conditions,
618 number_of_iterations_for_all_loops,
619 analyze_scalar_evolution_for_all_loop_phi_nodes,
620 scev_analysis): Use VEC instead of VARRAY.
622 2005-05-02 Michael Matz <matz@suse.de>
625 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
626 (warn_strict_null_sentinel): Define.
627 (check_function_sentinel): Check for null_node as valid sentinel too.
628 * c-common.h (c_tree_index): Added CTI_NULL.
629 (null_node) Define global_tree[CTI_NULL].
630 (warn_strict_null_sentinel): Declare.
631 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
632 * c.opt: (Wstrict-null-sentinel): New C++ option.
633 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
635 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
637 * gimplify.c (gimplify_compound_lval): Use VEC instead of
640 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
642 * dwarf2out.c (decl_scope_table, push_decl_scope,
643 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
646 2005-05-01 Mark Mitchell <mark@codesourcery.com>
649 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
651 * doc/cpp.texi (__DEPRECATED): Document.
652 (__EXCEPTIONS): Likewise.
653 (__GXX_WEAK__): Likewise.
655 * function.c (INVOKE__main): Do not define.
656 (expand_main_function): Check HAS_INIT_SECTION when determining
657 whether or not to call __main.
659 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
661 * tree-ssa-loop-ivopts.c: Fix a comment typo.
663 2005-01-05 Paul Brook <paul@codesourcery.com>
665 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
666 (INITIALIZE_TRAMPOLINE): Use it.
667 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
668 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
669 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
671 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
673 * doc/install.texi (Specific): Omit dots in the @anchors names
674 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
675 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
677 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
679 PR tree-optimization/18316
680 PR tree-optimization/19126
681 * tree.c (build_int_cst_type): Avoid shift by size of type.
682 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
684 * tree-scalar-evolution.h (simple_iv): Declaration changed.
685 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
687 (dump_cand): Dump depends_on information.
688 (determine_biv_step): Add argument to simple_iv call.
689 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
690 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
692 (add_candidate_1): Record depends_on for candidates.
693 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
694 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
695 Handle ivs with nonconstant step.
696 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
697 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
698 (create_new_iv): Unshare the step before passing it to create_iv.
699 (free_loop_data): Free cand->depends_on.
700 (build_addr_strip_iref): New function.
701 (find_interesting_uses_address): Use build_addr_strip_iref.
702 (strip_offset_1): Split the recursive part from strip_offset.
703 Strip constant offset component_refs and array_refs.
704 (strip_offset): Split the recursive part to strip_offset_1.
705 (add_address_candidates): Removed.
706 (add_derived_ivs_candidates): Do not use add_address_candidates.
707 (add_iv_value_candidates): Add candidates with stripped constant
708 offset. Consider all candidates with initial value 0 important.
709 (struct affine_tree_combination): New.
710 (aff_combination_const, aff_combination_elt, aff_combination_scale,
711 aff_combination_add_elt, aff_combination_add,
712 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
713 fold_affine_sum): New functions.
714 (get_computation_at): Use fold_affine_sum.
715 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
716 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
719 2005-04-30 Michael Matz <matz@suse.de>
721 * config/i386/i386.md (movmemsi): Also active when
722 TARGET_INLINE_ALL_STRINGOPS.
724 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
727 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
729 2005-04-30 Paul Brook <paul@codesourcery.com>
731 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
733 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
734 * config/arm/ieee754-sf.S: Ditto.
735 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
736 (FUNC_ALIAS): Use .thumb_set for thumb routines.
738 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
740 * tree-ssanames.c: Fix a comment typo.
741 * doc/options.texi: Fix a typo.
743 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
745 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
746 gcc_unreachable as appropriate.
747 (split_adds_subs, cond_string, print_operand,
748 h8300_initial_elimination_offset, h8300_classify_operand,
749 h8300_unary_length, h8300_short_immediate_length,
750 h8300_bitfield_length, h8300_binary_length,
751 h8300_insn_length_from_table, compute_mov_length, output_plussi,
752 compute_plussi_length, compute_plussi_cc, output_logical_op,
753 compute_logical_op_length, compute_logical_op_cc,
754 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
755 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
756 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
757 h8300_regs_ok_for_stm): Likewise.
758 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
759 monitor_prologue): Likewise.
761 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
763 * loop-invariant.c (invariants, create_new_invariant,
764 get_inv_cost, best_gain_for_invariant,
765 find_invariants_to_move, move_invariants,
766 init_inv_motion_data, free_inv_motion_data): Use VEC instead
769 2005-04-29 Richard Henderson <rth@redhat.com>
771 * function.c (instantiate_decls): Remove valid_only argument.
772 (instantiate_decls_1, instantiate_decl): Likewise.
773 (instantiate_virtual_regs_1): Delete.
774 (instantiate_virtual_regs_lossage): Delete.
775 (instantiate_virtual_regs_in_rtx): New.
776 (safe_insn_predicate): New.
777 (instantiate_virtual_regs_in_insn): New.
778 (instantiate_virtual_regs): Update to match all that. Only run
779 instantiate_decls once.
781 2005-04-29 Richard Henderson <rth@redhat.com>
782 Daniel Jacobowitz <dan@codesourcery.com>
784 * gengtype.c (write_func_for_structure): Split out ...
785 (output_type_enum): ... new function. Fix thinko accessing
786 TYPE_PARAM_STRUCT data.
788 2005-04-29 Tom Tromey <tromey@redhat.com>
790 * tree.c (build_block): Removed unused 'tags' argument.
791 * tree.h (build_block): Removed argument.
793 2005-04-29 Michael Matz <matz@suse.de>
795 PR rtl-optimization/21144
796 * postreload.c (reload_cse_move2add): Check for VOIDmode.
798 2005-04-29 Bob Wilson <bob.wilson@acm.org>
800 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
803 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
805 PR tree-optimization/21030
806 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
807 ranges where VR->MAX is smaller than VR->MIN.
809 2005-04-29 Devang Patel <dpatel@apple.com>
811 PR tree-optimization/21272
812 PR tree-optimization/21266
813 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
815 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
817 * tree-flow-inline.h: Fix a comment typo.
818 * doc/tree-ssa.texi: Fix a typo.
820 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
822 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
824 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
825 gcc_unreachable as appropriate.
826 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
827 fr30_print_operand, fr30_move_double): Likewise.
828 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
830 2005-04-29 Mark Mitchell <mark@codesourcery.com>
832 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
833 definition has already been provided.
834 (ARM_EABI_DTORS_SECTION_OP): Likewise.
835 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
836 (ARM_EABI_DTORS_SECTION_OP): Likewise.
838 2005-04-29 Jim Tison <jtison@us.ibm.com>
840 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
841 trace hooks calls to improve performance.
843 2005-04-29 Julian Brown <julian@codesourcery.com>
844 Mark Mitchell <mark@codesourcery.com>
845 Paul Brook <paul@codesourcery.com>
847 * crtstuff.c: Handle targets that use .init_array.
848 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
849 that INVOKE__main is set correctly.
850 (expand_main_function): Test INVOKE__main.
851 * libgcc2.c: Do not define __main when using .init_array.
852 * config/arm/arm.c (arm_elf_asm_constructor): New function.
853 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
855 (DTORS_SECTION_ASM_OP): Likewise.
856 (CTOR_LIST_BEGIN): Define specially when in libgcc.
857 (CTOR_LIST_END): Likewise.
858 (DTOR_LIST_BEGIN): Likewise.
859 (DTOR_LIST_END): Likewise.
860 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
861 (FINI_SECTION_ASM_OP): Likewise.
862 (INIT_ARRAY_SECTION_ASM_OP): Define.
863 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
864 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
865 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
866 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
867 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
869 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
871 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
872 gcc_assert and gcc_unreachable as appropriate.
873 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
874 const_int_cost, output_move_const_into_data_reg,
875 output_move_qimode, output_move_double, find_addr_reg,
876 print_operand, print_operand_address): Likewise.
877 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
878 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
879 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
880 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
881 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
882 conditional_trap): Likewise.
883 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
885 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
887 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
888 gcc_unreachable as appropriate.
889 (gen_conditional_move, xtensa_split_operand_pair,
890 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
891 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
892 xtensa_copy_incoming_a7, xtensa_output_literal,
893 xtensa_output_literal, xtensa_output_literal): Likewise.
894 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
895 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
896 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
897 movsicc_internal1, movsfcc_internal0,
898 movsfcc_internal1): Likewise.
900 2005-04-28 James E Wilson <wilson@specifixinc.com>
902 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
903 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
905 2005-04-28 DJ Delorie <dj@redhat.com>
907 * opt-functions.awk (var_set): Emit proper initializer for
908 non-target bitfields.
910 2005-04-28 Devang Patel <dpatel@apple.com>
912 * dbxout.c (have_used_extensions): Remove.
913 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
914 have_used_extensions.
916 2005-04-28 James E Wilson <wilson@specifixinc.com>
918 * doc/install.texi: Update -enable-languages info. Correct path to
921 2005-04-28 DJ Delorie <dj@redhat.com>
923 * optc-gen.awk (END): Make sure no variable is defined more
925 * opth-gen.awk (END): Allocate bits on a per-variable basis.
926 Allow for bitfield variables other than target_flags.
927 * doc/options.text (Mask): Document that you may specify a
928 variable other than target_flags.
930 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
932 PR rtl-optimization/18877
933 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
936 2005-04-28 David Edelsohn <edelsohn@gnu.org>
939 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
941 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
942 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
943 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
945 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
947 * arm.c (legitimize_pic_address): Fix sense of assertion test for
948 creating pseudos when the base offset is too large.
950 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
952 * global.c (earlyclobber_regclass): Change the type to
954 (check_earlyclobber): Update uses of earlyclobber_regclass.
955 (mark_reg_use_for_earlyclobber): Likewise.
956 (calculate_local_reg_bb_info): Allocate and free
957 earlyclobber_regclass using the VEC API.
959 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
961 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
964 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
966 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
969 * config.gcc: Obsolete c4x-* and tic4x-*.
971 * tree.h (edge_def): Remove.
973 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
974 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
975 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
976 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
979 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
980 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
981 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
982 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
983 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
984 machmode.def, mips-tfile.c, params.c, pretty-print.c,
985 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
986 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
987 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
988 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
989 config/i386/cygming.h, config/i386/djgpp.h,
990 config/i386/lynx.h, config/i386/netware.c,
991 config/i386/winnt.c, config/ia64/ia64-c.c,
992 config/iq2000/iq2000.c, config/m32r/little.h,
993 config/m68k/m68k-protos.h, config/m68k/m68k.h,
994 config/m68k/m68k.md, config/mcore/mcore.c,
995 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
996 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
997 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
998 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
999 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1000 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1001 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1002 config/s390/2064.md, config/s390/2084.md,
1003 config/s390/s390-modes.def, config/s390/s390-protos.h,
1004 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1005 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1006 config/vax/vax.c, config/vax/vax.h,
1007 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1010 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1012 * c-typeck.c (build_compound_expr): Correct logic in last change.
1014 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1016 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1017 parameters. Replace conditional move code with assert checking for
1018 ar.lc. Delete obsolete comments.
1019 (set_src_needs_barrier): Delete cond parameter, and code using it.
1020 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1021 assert checking for PR_REGS. Fix calls to update_set_flags and
1022 set_src_needs_barrier.
1023 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1024 callers. Rewrite explanatory comment before the function.
1025 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1028 2005-04-27 Mike Stump <mrs@apple.com>
1030 * doc/cpp.texi: gcc now implements universal character names.
1032 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1035 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1036 being a compound expression whose right-hand side is cast to void.
1038 2005-04-27 Caroline Tice <ctice@apple.com>
1040 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1041 Remove targetm.have_named_sections test.
1042 (fix_edges_for_rarely_executed_code): Likewise.
1043 (insert_section_boundary_note): Likewise.
1044 (reorder_basic_blocks): Check partitioning flag before calling
1045 verify_hot_cold_block_grouping.
1046 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1047 the function struct rather than global variables.
1048 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1049 (COLD_END_LABEL): Likewise
1050 (cold_text_section_label): New static global variable.
1051 (cold_end_label): Likewise.
1052 (dwarf2out_switch_text_section): Get hot/cold section labels from
1053 the function struct rather than global variables; test to make sure
1055 (output_aranges): Use cold_text_section_label and cold_end_label;
1056 check partitioning flag before putting out delta.
1057 (output_ranges): Remove incorrect code attempting to use
1059 (output_line_info): Get cold section label from function struct; test
1060 to make sure cfun is defined.
1061 (add_location_or_const_value_attribute): Likewise.
1062 (dwarf2out_var_location): Likewise.
1063 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1064 write out cold_text_section_label if partition flag is set.
1065 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1066 * function.h (struct function): Add new fields to point to hot/cold
1067 section labels: hot_section_label, cold_section_label,
1068 hot_section_end_label and cold_section_end_label; also add new field
1069 for cold text section name, unlikely_text_section_name.
1070 * opts.c (decode_options): Turn off partitioning flag if
1071 !targetm.have_named_sections.
1072 * output.h (hot_section_label): Remove.
1073 (hot_section_end_label): Remove.
1074 (cold_section_end_label): Remove.
1075 (unlikely_section_label): Remove.
1076 (unlikely_text_section_name): Remove.
1077 * passes.c (rest_of_handle_final): Remove extra blank line.
1078 * varasm.c (unlikely_section_label): Remove.
1079 (hot_section_label): Remove.
1080 (hot_section_end_label): Remove.
1081 (cold_section_end_label): Remove.
1082 (unlikely_text_section_name): Remove.
1083 (initialize_cold_section_name): Modify to call
1084 targetm.strip_name_encoding; to store cold section name in current
1085 function struct, if it exists; and to only use the decl_section_name
1086 if flag_named_sections is true.
1087 (unlikely_text_section): Modify to get section name out of current
1088 function struct, if there is one; otherwise build it from
1089 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1090 (in_unlikely_text_section): Likewise.
1091 (named_section): Modify to get/put cold section name in current function
1092 struct, if there is one.
1093 (function_section): Change 'bool unlikely' to 'int reloc'; check
1094 targetm.have_named_sections before calling named_section.
1095 (current_function_section): Likewise.
1096 (assemble_start_function): Modify to get/put unlikely_text_section_name
1097 in current function struct; modify to get hot/cold section labels
1098 from function struct; initialize labels using
1099 ASM_GENERATE_INTERNAL_LABEL;
1100 test partitioning flag before writing out hot section label.
1101 (assemble_end_function): Test partitioning flag before writing out
1102 hot/cold section labels.
1103 (default_section_type_flags_1): Get cold text section name from
1104 function struct if there is one; Set flags correctly for
1105 cold text section if there is not a current function struct.
1107 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1109 * tree-ssa-propagate.c (set_rhs): Revert last change.
1111 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1113 * explow.c (convert_memory_address): Add gcc_assert.
1115 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1117 * configure.ac: Check for ld --sysroot support.
1118 * gcc.c: Document %R specifier for specs.
1119 (SYSROOT_SPEC): New macro.
1120 (sysroot_spec): New variable.
1121 (static_specs): Add sysroot_spec.
1122 (main): Pass the sysroot spec to the linker if appropriate.
1123 * configure: Regenerated.
1124 * config.in: Likewise.
1126 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1128 * fold-const.c (fold_binary): Use build_fold_addr_expr
1129 for address calculation and INDIRECT_REF handling.
1131 2005-04-27 Andrew Haley <aph@redhat.com>
1133 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1135 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1137 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1138 pointer when thumb backtracing is on.
1140 * config/fp-bit.c (abort): Revert change.
1142 2005-04-27 Ian Lance Taylor <ian@airs.com>
1144 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1146 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1148 * tree-ssa-dce.c: Fix a comment typo.
1150 2005-04-27 David S. Miller <davem@davemloft.net>
1152 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1153 Kill setjmpless_size. current_function_calls_setjmp is completely
1154 computed when we are called, so just use the optimized size value
1155 instead of using REG_SAVE_AREA notes.
1156 (optimize_save_area_alloca): Delete....
1157 * rtl.h (optimize_save_area_alloca): Likewise...
1158 * passes.c (rest_of_compilation): and don't call it any more.
1159 * reg-notes.def (SAVE_AREA): Delete.
1161 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1163 * config/fp-bit.c (abort): Add noreturn attribute.
1165 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1166 gcc_unreachable as appropriate.
1167 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1168 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1169 ASM_OUTPUT_REG_POP): Likewise.
1171 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1173 * tree-complex.c (expand_vector_operations_1): Do not build
1174 VIEW_CONVERT_EXPR's for the lhs.
1176 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1178 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1179 unnecessary noncanonical RTL handling.
1180 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1181 gcc_assert and gcc_unreachable.
1183 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1184 gcc_unreachable as appropriate.
1185 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1186 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1187 use_return_insn, const_ok_for_op, arm_gen_constant,
1188 arm_canonicalize_comparison, legitimize_pic_address,
1189 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1190 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1191 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1192 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1193 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1194 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1195 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1196 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1197 output_call, output_mov_long_double_fpa_from_arm,
1198 output_mov_long_double_arm_from_fpa,
1199 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1200 output_move_double, arithmetic_instr, shift_op, int_log2,
1201 output_return_instruction, arm_output_function_prologue,
1202 arm_output_epilogue, arm_output_function_epilogue,
1203 emit_multi_reg_push, arm_get_frame_offsets,
1204 arm_compute_initial_elimination_offset, arm_expand_prologue,
1205 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1206 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1207 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1208 thumb_compute_initial_elimination_offset,
1209 thumb_output_function_prologue, thumb_load_double_from_address,
1210 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1211 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1212 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1213 * config/arm/arm.md (thumb_extendhisi2,
1214 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1215 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1216 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1217 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1218 * config/arm/cirrus.md (*cirrus_arm_movdi,
1219 *cirrus_movdf_hard_insn): Likewise.
1220 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1222 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1224 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1225 (num_ssa_names): Use VEC_length.
1226 (ssa_names): Use VEC_index.
1227 * tree-ssanames.c (ssa_names): Change the type to
1229 (init_ssanames, fini_ssa_names, make_ssanames,
1230 release_ssa_name): Update uses of ssa_names.
1232 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1233 Use fold_buildN instead of fold (buildN (...)).
1235 2005-04-27 Devang Patel <dpatel@apple.com>
1237 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1239 2005-04-27 Matt Thomas <matt@3am-software.com>
1240 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1242 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1243 (vax_output_mi_thunk): Ditto.
1244 (vax_notice_cc_update): Ditto.
1245 (INDEX_REGISTER_P): Add trailing \.
1246 (BASE_REGISTER_P): Add trailing \.
1247 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1249 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1251 * tree-ssa-propagate.c (set_rhs): Check operand of
1252 ADDR_EXPR for gimpliness, too.
1254 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1256 * tree-ssa-pre.c: Fix a comment typo.
1258 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1260 PR tree-optimization/21171
1261 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1262 record address uses if the reference is volatile.
1264 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1266 * tree-complex.c (expand_vector_operation): New, extracted from
1267 expand_vector_operations_1.
1268 (tree_vec_extract): Build a NOP_EXPR.
1269 (expand_vec_parallel): Do not care about returning the correct type.
1270 (expand_vector_operations_1): Call expand_vector_operation.
1271 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1273 * tree-complex.c (gate_expand_vector_operations): New.
1274 (pass_lower_vector_ssa): Use it.
1275 * tree-optimize.c (init_tree_optimization_passes): Include
1276 pass_lower_vector_ssa.
1277 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1278 (vectorizable_operation): Use it.
1279 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1280 integer modes for the vector type.
1282 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1283 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1284 Do not cope with UNITS_PER_SIMD_WORD == 0.
1285 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1286 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1287 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1288 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1289 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1290 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1291 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1293 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1294 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1295 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1297 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1298 (UNITS_PER_SIMD_WORD): New.
1300 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1302 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1303 gcc_unreachable as appropriate.
1304 (ia64_expand_load_address, ia64_expand_tls_address,
1305 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1306 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1307 next_scratch_gr_reg, ia64_initial_elimination_offset,
1308 ia64_expand_prologue, ia64_expand_epilogue,
1309 ia64_output_dwarf_dtprel, ia64_print_operand,
1310 ia64_register_move_cost, first_instruction, rws_access_regno,
1311 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1312 ia64_sched_init, ia64_variable_issue,
1313 ia64_first_cycle_multipass_dfs_lookahead_guard,
1314 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1315 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1316 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1317 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1318 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1319 * config/ia64/predicates.md (got_symbolic_operand,
1320 sdata_symbolic_operand): Likewise.
1321 * config/ia64/vect.md (vcondv2sf): Likewise.
1323 2005-04-27 Matt Thomas <matt@3am-software.com>
1325 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1326 CONSTANT_ADDRESS_P in config/vax/vax.h
1327 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1328 (INDEX_REGISTER_P): New.
1329 (BASE_REGISTER_P): New.
1330 (indirectable_constant_address_p): New. Adapted from
1331 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1332 (indirectable_address_p): New. Adapted from
1333 INDIRECTABLE_ADDRESS_P in vax.h.
1334 (nonindexed_address_p): New. Adapted from
1335 GO_IF_NONINDEXED_ADDRESS in vax.h.
1336 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1337 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1338 (legitimate_address_p): New. Adapted from
1339 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1340 (vax_mode_dependent_address_p): New. Adapted from
1341 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1342 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1343 legitimate_constant_address_p.
1344 (CONSTANT_P): Use legitimate_constant_p.
1345 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1346 (INDIRECTABLE_ADDRESS_P): Removed.
1347 (GO_IF_NONINDEXED_ADDRESS): Removed.
1348 (INDEX_TEMP_P): Removed.
1349 (GO_IF_REG_PLUS_INDEX): Removed.
1350 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1351 definitions, depending on whether REG_OK_STRICT is defined.
1352 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1353 Two definitions, depending on whether REG_OK_STRICT is defined.
1354 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1356 (legitimate_constant_p): Prototype added.
1357 (legitimate_address_p): Prototype added.
1358 (vax_mode_dependent_address_p): Prototype added.
1360 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1362 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1364 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1367 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1370 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1373 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1374 assertion failures, if __gcc_host_wide_int__ is not properly
1376 (init_dynamic_diag_info): Give errors, not assertion failures, if
1377 location_t, tree or __gcc_host_wide_int__ are not properly
1380 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1382 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1383 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1384 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1385 prepare_decl_rtl, free_loop_data,
1386 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1389 * tree.h (tree_phi_node): Add a comment about the order of PHI
1392 2005-04-26 Paul Brook <paul@codesourcery.com>
1394 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1396 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1398 * config/mips.mips.c (mips_legitimize_tls_address): Use
1401 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1402 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1403 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1405 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1408 2005-04-26 Jeff Law <law@redhat.com>
1410 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1411 (op_iter_init_must_and_may_def): Likewise.
1412 (unmodifiable_var_p): Move to a later point in the file.
1413 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1414 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1415 (dse_record_phis): Directly check for virtual operands rather than
1416 using need_imm_uses_for.
1417 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1418 store has multiple V_{MAY,MUST}_DEF operands.
1420 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1422 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1425 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1427 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1428 call to find_edge outside a loop to go through a PHI chain.
1430 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1432 PR tree-optimization/17598
1433 * fold-const.c (fold_binary): Fold comparisons of addresses
1434 of COMPONENT_REFs which reference the same field to
1435 comparisons of the addresses of the base objects.
1437 2005-04-26 Julian Brown <julian@codesourcery.com>
1439 * config/arm/arm.c (arm_return_in_msb): New function.
1440 (arm_must_pass_in_stack): New function.
1441 (TARGET_RETURN_IN_MSB): Define target hook.
1442 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1443 (arm_function_value): Pad small aggregate return.
1444 (arm_pad_arg_upward): New function.
1445 (arm_pad_reg_upward): New function.
1446 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1447 (FUNCTION_ARG_PADDING): Define macro.
1448 (BLOCK_REG_PADDING): Define macro.
1449 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1450 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1451 (arm_pad_reg_upward): Declare function.
1453 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1455 * basic-block.h (ei_cond): New.
1456 (FOR_EACH_EDGE): Call ei_cond.
1458 PR tree-optimization/21047
1459 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1460 (fold): Don't handle ASSERT_EXPR.
1462 2005-04-25 Roger Sayle <roger@eyesopen.com>
1464 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1465 all writes to any stack register as a read/write dependency on
1467 (sched_analyze_2): Likewise, for reads from any stack register.
1469 2005-04-25 Richard Henderson <rth@redhat.com>
1471 * final.c (output_addr_const): Revert 2005-04-09 change.
1473 2005-04-25 Mike Stump <mrs@apple.com>
1475 * config/darwin.c (darwin_encode_section_info): Always set
1476 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1478 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1480 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1481 gensupport.c, protoize.c, toplev.c: Replace calls to
1482 `unlock_stream' with `unlock_std_streams'.
1484 2005-04-25 Devang Patel <dpatel@apple.com>
1486 * dbxout.c (dbxout_type): Emit attribute vector.
1488 2005-04-05 Paul Brook <paul@codesourcery.com>
1490 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1491 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1492 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1493 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1494 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1495 (register_dtor_fn): Likewise.
1496 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1498 2005-04-25 Ian Lance Taylor <ian@airs.com>
1500 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1501 * c-common.h (EXPR_STMT_EXPR): Don't define.
1502 (c_common_stmt_codes): Don't define.
1503 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1504 * c-gimplify.c (gimplify_expr_stmt): Remove.
1505 (c_gimplify_expr): Remove EXPR_STMT case.
1506 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1507 to INIT_STATEMENT_CODES.
1508 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1510 2005-04-25 Jan Hubicka <jh@suse.cz>
1512 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1514 * except.c: Include diagnostic.h
1515 (dump_eh_tree, verify_eh_tree): New functions.
1516 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1517 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1518 (dump_function_to_file): dump eh tree.
1519 * tree-eh.c (mark_eh_edge): New function.
1520 (mark_eh_edge_found_error): New static variable.
1521 (verify_eh_edges): New function.
1523 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1525 * tree-ssa-alias.c (fieldoff_t): Remove.
1526 (fieldoff_s): typedef the structure itself. Create a vector of
1528 (push_fields_onto_fieldstack): Return count of fields pushed.
1529 Remove peeling of first field. Adjust.
1530 (fieldoff_compare): Adjust.
1531 (create_overlap_variables_for): Adjust.
1533 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1535 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1537 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1540 * doc/install.texi: Document correct assembler and linker to use
1541 on i?86-*-solaris2.10.
1543 2005-04-25 Steven Bosscher <stevenb@suse.de>
1545 Fix PR tree-optimization/21173
1547 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1548 Unshare expression we pass to force_gimple_operand.
1550 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1551 Stephen Clarke <stevec@superh.com>
1552 Roger Sayle <roger@eyesopen.com>
1554 PR rtl-optimization/20413
1555 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1556 VOIDmode for LABEL_REF.
1557 * final.c (shorten_branches): Likewise.
1558 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1559 * loop.c (reg_dead_after_loop): Likewise.
1560 * varasm.c (decode_addr_const): Likewise.
1561 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1563 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1565 * config.gcc (avr-*-*): Remove redundant "case".
1567 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1569 * tree-vect-analyze.c (vect_mark_relevant): Take
1570 VEC(tree,heap) instead of varray_type as an argument.
1571 (vect_mark_stmts_to_be_vectorized): Change the type of
1572 worklist to VEC(tree,heap). Adjust uses of worklist.
1574 2005-04-24 Devang Patel <dpatel@apple.com>
1576 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1578 2005-04-24 Ian Lance Taylor <ian@airs.com>
1580 * c-semantics.c (build_stmt): Remove test of specific tree codes
1581 for TREE_SIDE_EFFECTS handling.
1583 2005-04-24 Per Bothner <per@bothner.com>
1585 * c-opts.c (finish_options): Make the line-number of the <built-in>
1586 location 0, as assumed elsewhere, rather than 1.
1588 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1590 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1592 (tree_ssa_uncprop, uncprop_finalize_block,
1593 uncprop_initialize_block): Update uses of equiv_stack.
1595 2005-04-24 Richard Henderson <rth@redhat.com>
1598 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1599 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1601 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1602 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1603 <DIV, MOD>: Likewise.
1605 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1607 * collect2.c (main): Unlock the stdio streams.
1608 * gcc.c (main): Likewise.
1609 * gcov-dump.c (main): Likewise.
1610 * gcov.c (main): Likewise.
1611 * gen-protos.c (main): Likewise.
1612 * gensupport.c (init_md_reader_args_cb): Likewise.
1613 * protoize.c (main): Likewise.
1614 * toplev.c (general_init): Likewise.
1616 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1619 * cgraph.h (cgraph_local_info): Add vtable_method field.
1620 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1621 and node is vtable_method, finalized and not reachable, don't do
1624 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1626 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1628 * tree-ssa-pre.c (create_value_expr_from): Use
1629 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1630 * tree-ssa-propagate.c (stmt_makes_single_load,
1631 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1632 * tree-vect-transform.c (vect_is_simple_cond): Use
1634 * tree-vrp.c (extract_range_from_assert,
1635 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1638 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1639 of tpa_to_clear to VEC(int,heap). Update uses of
1640 tpa_to_clear. Free tpa_to_clear at the end.
1642 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1644 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1647 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1649 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1650 and gcc_unreachable as appropriate.
1651 (num_insns_constant, output_vec_const_move,
1652 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1653 rs6000_emit_set_const, rs6000_emit_move,
1654 spe_build_register_parallel, function_arg,
1655 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1656 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1657 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1658 rs6000_common_init_builtins, expand_block_clear,
1659 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1660 extract_ME, rs6000_get_some_local_dynamic_name,
1661 rs6000_output_function_entry, print_operand,
1662 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1663 output_cbranch, output_e500_flip_gt_bit,
1664 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1665 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1666 compute_save_world_info, rs6000_stack_info,
1667 rs6000_emit_load_toc_table, rs6000_frame_related,
1668 spe_synthesize_frame_save, rs6000_emit_epilogue,
1669 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1670 output_function_profiler, rs6000_trampoline_size,
1671 rs6000_initialize_trampoline, find_addr_reg,
1672 rs6000_machopic_legitimize_pic_address,
1673 rs6000_initial_elimination_offset,
1674 rs6000_dbx_register_number): Likewise.
1675 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1676 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1677 *movti_power, *movti_string, call, call_value, sibcall,
1678 sibcall_value): Likewise.
1679 * config/rs6000/spe.md (*movdf_e500_double,
1680 *movv2si_internal): Likewise.
1681 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1684 2005-04-24 Richard Henderson <rth@redhat.com>
1687 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1688 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1689 Deny modes smaller than 4 bytes.
1690 * config/i386/i386-protos.h: Update.
1692 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1694 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1695 Switch h8300-*-rtems* to ELF.
1697 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1699 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1701 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1703 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1705 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1708 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1710 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1712 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1713 definitions of ssa names in condition. Split recusive part to ...
1714 (tree_simplify_using_condition_1): New function.
1715 (expand_simple_operations): New function.
1717 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1719 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1720 (find_interesting_uses_cond): Do not use integer_zerop and
1721 integer_nonzerop to check for integer constants.
1722 (set_use_iv_cost): Record the value field.
1723 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1724 determine_use_iv_cost_outer): Set the value field of the cost pair.
1725 (may_eliminate_iv): Do not return the comparison code.
1726 (iv_elimination_compare): New function.
1727 (determine_use_iv_cost_condition): Set the value field. Record
1728 noneliminable invariants correctly.
1729 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1731 2005-04-23 DJ Delorie <dj@redhat.com>
1733 * diagnostic.c (warning): Accept parameter to classify warning option.
1734 (warning0): New, for when a pointer to an error() like function is needed.
1735 * errors.c (warning): Likewise.
1736 * errors.h (warning, warning0): Adjust prototypes.
1737 * toplev.h (warning, warning0): Likewise.
1739 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1740 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1741 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1742 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1743 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1744 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1745 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1746 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1748 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1749 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1750 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1751 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1752 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1753 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1754 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1755 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1756 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1757 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1758 config/rs6000/aix52.h, config/rs6000/darwin.h,
1759 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1760 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1761 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1762 config/stormy16/stormy16.c, config/v850/v850-c.c,
1763 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1766 2005-04-23 Richard Henderson <rth@redhat.com>
1769 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1770 performing some integral scalar simplifications.
1772 2005-04-23 Richard Henderson <rth@redhat.com>
1775 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1776 simplifying CONST_VECTOR.
1778 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1780 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1781 heap as an argument. Update uses of stack.
1782 (calculate_live_on_entry): Allocate stack on heap.
1784 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1785 partition_link and tpa_nodes on heap.
1787 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1788 (mark_stmt_necessary, propagate_necessity,
1789 mark_really_necessary_kill_operand_phis): Update uses of
1791 (tree_dce_init): Allocate worklist using VEC_alloc.
1792 (tree_dce_done): Free worklist using VEC_free.
1794 2005-04-23 Mike Stump <mrs@apple.com>
1796 * config/darwin.c (machopic_indirection_name): Don't use
1798 (darwin_emit_unwind_label): Use user_label_prefix instead of
1801 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1803 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1805 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1807 * config.gcc <cris-*>: Specify .opt files.
1808 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1809 config/cris/linux.opt: New files.
1810 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1811 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1812 (TARGET_ELF): Override to 0.
1813 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1814 -melinux-stacksize=N.
1815 * config/cris/cris.c: (cris_handle_option): New function.
1816 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1817 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1818 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1819 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1820 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1821 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1822 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1823 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1824 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1825 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1826 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1827 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1828 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1829 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1830 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1831 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1832 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1833 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1834 (TARGET_LINUX): Define 0.
1835 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1836 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1837 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1838 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1839 (TARGET_LINUX): Override to 1.
1840 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1842 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1844 * haifa-sched.c (schedule_block): Fix thinko in previous
1845 assertification patch.
1847 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1849 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1850 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1851 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1852 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1853 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1854 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1855 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1857 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1858 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1859 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1860 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1861 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1862 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1863 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1864 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1865 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1866 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1867 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1868 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1869 (SUBTARGET_OPTIONS): Delete.
1870 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1871 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1872 instead of a string.
1873 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1874 (pa_cpu_string, pa_unix_string): Delete.
1875 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1876 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1878 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1879 (pa_handle_option): New function.
1880 (override_options): Remove handling of -march=, -mfixed-range=,
1881 -mschedule= and -munix=.
1882 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1883 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1884 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1885 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1886 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1887 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1888 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1890 * config/pa/pa.opt: New file.
1891 * config/pa/pa-hpux.opt: New file.
1892 * config/pa/pa-hpux1010.opt: New file.
1893 * config/pa/pa-hpux1111.opt: New file.
1894 * config/pa/pa64-hpux.opt: New file.
1896 2005-04-22 David S. Miller <davem@davemloft.net>
1898 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1899 integer when it's mode is VOIDmode not DImode.
1901 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1903 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1904 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1905 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1906 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1907 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1908 "bne- $-xxx" rather than local labels.
1909 (sync_lock_release<mode>): Add second operand.
1910 (lwsync): Use .long rather than a more meaningful opcode.
1911 * doc/md.texi (Standard Names): Add description of second
1912 parameter to sync_lock_test_and_set.
1914 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1916 PR tree-optimization/21088
1917 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1919 * tree-vrp.c (compare_values): Use fold_binary to compare
1920 pointers. Use boolean_type_node as the type of a comparison
1921 expression being folded.
1922 * tree.h: Add prototypes for fold_unary, fold_binary,
1925 * tree-ssa-dom.c: Fix formatting.
1927 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1929 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1930 * lambda-code.c (perfect_nestify): Mark virtual operands in
1931 the moved statement for renaming.
1932 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1933 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1934 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1935 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1936 * tree-flow.h (struct var_ann_d): Update comments.
1937 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1938 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1939 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1940 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1941 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1942 debug_names_replaced_by): Remove declarations.
1943 (delete_update_ssa, get_current_def, set_current_def): Declare.
1944 (rewrite_into_loop_closed_ssa): Add new argument. Update
1946 * tree-into-ssa.c: Include params.h.
1947 (old_virtual_ssa_names): Remove. Update all users.
1948 (need_to_replace_names_p): Remove. Update all users.
1949 (struct update_ssa_stats_d): Declare.
1950 (update_ssa_stats): New local.
1951 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1952 dump_tree_ssa_stats, debug_tree_ssa_stats,
1953 dump_update_ssa, debug_update_ssa,
1954 dump_names_replaced_by, debug_names_replaced_by): Declare.
1955 (get_current_def, set current_def): Make extern.
1956 (is_old_name, is_new_name): Protect against references
1957 past the end of the sets.
1958 (add_new_name_mapping): Assert that OLD and NEW are
1959 different SSA names for the same symbol.
1960 When adding a virtual mapping, update stats for virtual
1962 (insert_phi_nodes_for): If UPDATE_P is true, create the
1963 LHS of the new PHI by duplicating SSA name VAR.
1964 (insert_phi_nodes_1): Remove. Update all users.
1965 (insert_phi_nodes): Remove second argument. Update all
1967 (maybe_replace_use, maybe_replace_def): New.
1968 (rewrite_update_stmt): Call them.
1969 (mark_def_interesting): Remove calls to is_gimple_reg.
1970 (prepare_phi_args_for_update): Remove. Update all users.
1971 (prepare_block_for_update): Only process virtual operands
1972 and GIMPLE registers in normal form.
1973 (prepare_use_sites_for): New.
1974 (prepare_names_to_update): Rename from prepare_def_sites.
1975 Call prepare_use_sites_for.
1976 (dump_update_ssa): Rename from dump_repl_tbl.
1978 Show statistics for virtual mapping heuristic.
1979 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1980 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1981 (delete_update_ssa): Make extern.
1982 (mark_set_for_renaming): If the set is empty, do nothing.
1983 (release_ssa_name_after_update_ssa): Update comment.
1984 (insert_updated_phi_nodes_for): Do not remove existing
1985 PHI nodes for symbols.
1986 (switch_virtuals_to_full_rewrite_p): New.
1987 (switch_virtuals_to_full_rewrite): New.
1988 (update_ssa): Call them.
1989 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1990 for every statement before updating.
1991 If all the names in NEW_SSA_NAMES have been marked for
1992 removal, do nothing.
1993 Only start at the top of the CFG if there are symbols in
1995 (ssa_rewrite_finalize_block): Remove.
1996 (ssa_register_new_def): Remove.
1997 (ssa_rewrite_stmt): Remove.
1998 (ssa_rewrite_phi_arguments): Remove.
1999 (ssa_rewrite_initialize_block): Remove.
2000 (ssa_mark_def_sites): Remove.
2001 (ssa_mark_def_sites_initialize_block): Remove.
2002 (ssa_mark_phi_uses): Remove.
2003 (rewrite_ssa_into_ssa): Remove.
2004 * tree-phinodes.c (find_phi_node_for): Remove.
2005 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2007 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2008 Remove calls to verify_dominators and
2009 verify_loop_structure.
2010 (tree_unswitch_single_loop): Call update_ssa.
2011 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2014 (delete_tree_ssa): Assert that need_ssa_update_p returns
2016 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2017 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2018 free_new_names): Remove. Update all users.
2019 (rename_use_op): Call get_current_def.
2020 (rename_variables_in_bb): Do not handle any real or
2022 (slpeel_update_phis_for_duplicate_loop): Call
2023 get_current_def and set_current_def instead of using
2025 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2026 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2027 ssa_names_to_replace and delete_update_ssa.
2028 * doc/invoke.texi: Document --param min-virtual-mappings
2029 and --param virtual-mappings-ratio.
2031 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2033 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2034 for newly created PHI nodes.
2035 Call create_new_def_for for every new V_MAY_DEF and
2036 V_MUST_DEF on the copied statement.
2037 (struct ssa_name_map_entry): Remove.
2038 (ssa_name_map_entry_hash): Remove.
2039 (ssa_name_map_entry_eq): Remove.
2040 (allocate_ssa_names): Remove.
2041 (rewrite_to_new_ssa_names_def): Remove.
2042 (rewrite_to_new_ssa_names_use): Remove.
2043 (rewrite_to_new_ssa_names_bb): Remove.
2044 (rewrite_to_new_ssa_names): Remove.
2045 (tree_duplicate_sese_region): Remove variables ver,
2046 definitions, phi, ssa_name_map and bi.
2047 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2049 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2050 update_ssa instead of rewrite_ssa_into_ssa.
2051 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2053 (find_uses_to_rename_use): Add argument 'need_phis'.
2054 (find_uses_to_rename_stmt): Do not scan virtual operands.
2055 (find_uses_to_rename): Only scan PHI nodes for
2057 (rewrite_into_loop_closed_ssa): Call update_ssa.
2058 (check_loop_closed_ssa_use): Ignore virtual operands.
2059 (check_loop_closed_ssa_stmt): Likewise.
2060 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2062 (rename_variables, set_phi_def_stmts): Remove.
2063 (tree_duplicate_loop_to_header_edge): Reformat comment.
2064 Remove variables BB, I and DEFINITIONS.
2065 Call need_ssa_update_p.
2067 (lv_adjust_loop_header_phi): Reformat comment.
2068 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2069 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2070 mark_for_rewrite, unmark_all_for_rewrite,
2071 marked_ssa_names): Remove. Update all users.
2072 (release_ssa_name): If VAR has been registered for SSA
2073 updating, do nothing.
2074 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2075 (build_assert_expr_for): Call register_new_name_mapping.
2076 (insert_range_assertions): Update call to update_ssa.
2077 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2078 marked_for_rewrite_p, any_marked_for_rewrite_p,
2079 marked_ssa_names): Remove.
2081 2005-04-22 Jeff Law <law@redhat.com>
2083 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2084 (restore_currdefs_to_original_value): Likewise.
2085 (register_definitions_for_stmt): Likewise.
2086 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2087 for each variable. Do not allocate/free block_defs_stack either.
2088 Do not iterate if we just thread jumps. Only iterate if the
2089 tree_cleanup_cfg does useful work (temporary).
2090 (dom_opt_initialize_block): No longer push a marker on
2092 (dom_opt_finalize_block): Removal call to restore currdefs.
2093 Relax restrictions for recording edge equivalences.
2094 (record_equivalences_from_phis): No longer need to track
2096 (optimize_stmt): Similarly.
2097 (thread_across_edge): Simplify by removing the requirement that
2098 statements in the block we are threading through must be nops.
2099 (initialize_hash_element): Handle GOTO_EXPR.
2101 2005-04-22 David S. Miller <davem@davemloft.net>
2103 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2105 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2106 fix check on CONST_DOUBLE mode. It should be VOIDmode
2107 when it is representing an integer.
2109 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2111 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2112 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2113 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2114 find_char_info_specifier_index,
2115 find_length_info_modifier_index): Likewise.
2116 * c-typeck.c (composite_type, pop_init_level): Likewise.
2117 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2118 * cse.c (cse_insn): Likewise
2119 * dominance.c (calc_dfs_tree): Likewise
2120 dwarf2out.c (loc_descriptor_from_tree_1,
2121 add_abstract_origin_attribute, force_decl_die,
2122 force_type_die): Likewise
2123 emit-rtl.c (operand_subword_force): Likewise
2124 explow.c (hard_function_value): Likewise
2125 expmed.c (store_bit_field, expand_divmod,
2126 emit_store_flag_force): Likewise
2127 expr.c (emit_move_multi_word, store_expr,
2128 expand_expr_real_1): Likewise
2129 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2130 output_operand): Likewise
2131 flow.c (recompute_reg_usage): Likewise
2132 * function.c (assign_stack_temp_for_type, assign_temp,
2133 handle_epilogue_set): Likewise
2134 * genextract.c (main): Likewise
2135 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2136 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2137 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2138 ready_remove, rm_line_notes, rm_other_notes,
2139 schedule_block): Likewise
2140 mips-tfile.c (copy_object, out_of_bounds): Likewise
2142 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2145 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2146 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2147 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2148 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2150 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2152 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2154 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2155 (gcc_tree_to_linear_expression): Convert to heap allocated
2157 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2158 lbv_to_gcc_expression, lle_to_gcc_expression,
2159 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2160 perfect_nestify): Likewise.
2161 lambda.h (gcc_loopnest_to_lambda_loopnest,
2162 lambda_loopnest_to_gcc_loopnest): Likewise.
2163 tree-loop-linear.c (linear_transform_loops): Likewise.
2165 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2167 * config/sparc/predicates.md (arith_double_operand): Use
2168 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2169 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2170 (DImode, DFmode constant splitters): Likewise. Remove code for
2171 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2172 (logical constant splitters): Use const_int_operand predicate.
2173 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2174 HOST_BITS_PER_WIDE_INT < 64.
2176 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2178 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2179 gcc_unreachable as appropriate.
2180 (force_mode, emit_move_sequence, singlemove_string,
2181 output_move_double, output_fp_move_double, find_addr_reg,
2182 output_block_move, output_block_clear, output_and,
2183 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2184 pa_adjust_cost, pa_issue_rate, print_operand,
2185 output_global_address, output_arg_descriptor, output_cbranch,
2186 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2187 output_call): Likewise.
2188 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2189 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2191 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2193 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2194 _gcov_pow2_profiler and _gcov_one_value_profiler.
2195 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2196 (GTFILES): Add $(srcdir)/tree-profile.c.
2197 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2198 __gcov_one_value_profiler): Declare.
2199 * gimplify.c (force_gimple_operand): Check whether the statements
2200 should be produced in ssa form.
2201 (force_gimple_operand_bsi): New function.
2202 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2203 __gcov_one_value_profiler): New functions.
2204 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2205 the profiled value is a power of two or not.
2206 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2207 * tree-flow.h (in_ssa_p): Declare.
2208 (force_gimple_operand_bsi): Declare.
2209 * tree-into-ssa.c (in_ssa_p): New variable.
2210 (rewrite_into_ssa): Set in_ssa_p.
2211 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2212 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2213 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2214 tree_one_value_profiler_fn): New variables.
2215 (tree_init_edge_profiler): Initialize the profiler function decls.
2216 (tree_gen_edge_profiler): Use global gcov_type_node.
2217 (prepare_instrumented_value): New function.
2218 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2219 tree_gen_one_value_profiler): Call the library functions instead of
2220 creating instrumentation code.
2221 * tree.c (build_fn_decl): New function.
2222 * tree.h (build_fn_decl): Declare.
2223 * value-prof.c (rtl_divmod_values_to_profile,
2224 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2225 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2226 Do not handle may_be_other and precise values of exponents at pow2
2228 (tree_mod_subtract_transform): Reflect that value field of
2229 histogram has changed meaning.
2230 (tree_divmod_values_to_profile): Record the values correctly.
2231 (tree_values_to_profile): Update comment.
2232 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2234 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2236 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2239 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2241 * config/i386/i386.md (length_immediate): Use gcc_assert or
2242 gcc_unreachable, as appropriate.
2243 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2244 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2245 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2246 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2247 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2248 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2249 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2250 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2251 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2252 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2253 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2254 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2255 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2256 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2257 *prefetch_sse_rex): Likewise.
2258 * config/i386/predicates.md (x86_64_immediate_operand,
2259 x86_64_zext_immediate_operand, symbolic_operand,
2260 no_seg_address_operand, aligned_operand,
2261 memory_displacement_operand): Likewise.
2262 * config/i386/sse.md (*mov<mode>_internal,
2263 *movv2df_internal): Likewise.
2265 2005-04-22 Jan Hubicka <jh@suse.cz>
2267 * Makefile.in (ipa.o, ipa-inline.o): New files.
2268 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2269 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2270 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2271 * cgraphunit.c (cgraph_default_inline_p,
2272 cgraph_decide_inlining_incrementally, ncalls_inlined,
2273 nfunctions_inlined, initial_insns, overall_insns,
2274 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2275 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2276 cgraph_mark_inline, cgraph_check_inline_limits,
2277 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2278 update_callee_keys, lookup_recursive_calls,
2279 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2280 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2281 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2282 pass_ipa_inline): Move to ipa-inline.c
2283 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2285 * ipa-inline.c: New file.
2287 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2289 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2290 is turned off by default on Solaris.
2292 2005-04-21 Roger Sayle <roger@eyesopen.com>
2294 * c-common.h (objc_build_method_signature): Update prototype.
2295 * stub-objc.c (objc_build_method_signature): Update the stub
2296 implementation to accept and ignore additional parameter.
2297 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2298 the value of ellipsis to objc_build_method_signature instead
2299 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2301 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2303 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2304 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2305 gen_rtx_* not gen_rtx_fmt_*.
2306 (rs6000_emit_vector_select): Likewise.
2307 (rs6000_emit_sync): New.
2308 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2309 (larx, stcx, cmp): New mode substitutions.
2310 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2311 UNSPEC_ISYNC): New constants.
2312 (rlwinm): Give name.
2313 (memory_barrier, isync, lwsync): New insns.
2314 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2315 (sync_lock_release<mode>): New expander.
2316 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2317 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2318 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2319 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2320 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2321 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2322 (sync_add<mode>_internal, sync_addshort_internal,
2323 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2324 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2325 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2327 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2328 is the memory before, not after, the operation. Clarify
2329 barrier requirements.
2331 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2333 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2334 * lambda.h (lambda_vector_min_nz): Likewise.
2335 * langhooks.h (struct lang_hooks_for_types,
2336 struct lang_hooks): Likewise.
2337 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2340 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2342 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2343 comments to avoid 'abort'. Use gcc_assert as necessary.
2344 * opts.c (common_handle_option): Likewise.
2345 * pretty-print.c (pp_base_format_text): Likewise.
2346 * print-rtl.c (print_rtx): Likewise.
2347 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2348 * regmove.c (try_auto_increment): Likewise.
2349 * reload.c (find_valid_class, find_reloads_toplev,
2350 find_equiv_reg): Likewise.
2351 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2352 merge_assigned_reloads): Likewise.
2353 * tree-inline.c (inline_forbidden_p_1,
2354 estimate_num_insns_1): Likewise.
2355 * tree-optimize.c (execute_todo): Likewise.
2356 * tree-outof-ssa.c (eliminate_phi): Likewise.
2357 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2358 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2359 * tree-ssa-operands.c (parse_ssa_operands,
2360 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2361 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2362 * tree-ssanames.c (release_ssa_name): Likewise.
2363 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2364 walk_tree): Likewise.
2366 * tree-ssa-operands.c (verify_abort): Fold into ..
2367 (verify_imm_links): ... here.
2369 2005-04-21 Richard Henderson <rth@redhat.com>
2371 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2372 on non-memory operand for previous inversion.
2374 2005-04-21 Devang Patel <dpatel@apple.com>
2376 PR optimization/20994
2377 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2378 x = !(a == b) : p , q;.
2379 (pass_if_conversion): Verify stmts and flow.
2381 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2383 * optabs.c (gen_conditional_trap): Restore #define.
2385 * alias.c (true_dependence): Remove 'abort' from comments. Use
2386 gcc_assert and gcc_unreachable as appropriate.
2387 (canon_true_dependence): Likewise.
2388 * bb-reorder.c (connect_traces): Likewise.
2389 * c-common.c (c_add_case_label): Likewise.
2390 * c-decl.c (finish_function): Likewise.
2391 * caller-save.c (insert_restore, insert_save): Likewise.
2392 * cfg.c (update_bb_profile_for_threading): Likewise.
2393 * cfganal.c (flow_active_insn_p): Likewise.
2394 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2395 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2396 cfg_layout_merge_blocks): Likewise.
2397 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2398 find_if_block): Likewise.
2399 * integrate.c (allocate_initial_values): Likewise.
2400 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2401 swap_condition, unsigned_condition, signed_condition,
2402 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2403 reg_or_subregno): Likewise.
2404 * lambda-code.c (lambda_compute_auxillary_space,
2405 lambda_transform_legal_p): Likewise.
2406 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2407 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2408 lhd_incomplete_type_error, lhd_expand_expr,
2409 lhd_types_compatible_p, lhd_tree_size): Likewise.
2410 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2411 * local-alloc.c (update_equiv_regs): Likewise.
2412 * loop-unroll.c (peel_loop_completely
2413 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2414 peel_loop_simple, unroll_loop_stupid,
2415 analyze_iv_to_split_insn): Likewise.
2416 * loop.c (gen_prefetch, find_and_verify_loops,
2417 basic_induction_var): Likewise.
2418 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2419 * value-prof.c (tree_find_values_to_profile): Likewise.
2420 * varasm.c (named_section, default_assemble_integer,
2421 decode_addr_const): Likewise.
2423 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2424 Fariborz Jahanian <fjahanian@apple.com>
2426 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2427 portion of argument passed in fpr.
2428 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2429 decide on partial argument save on stack.
2431 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2433 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2436 2005-04-21 Jan Hubicka <jh@suse.cz>
2438 * cgraphunit.c: Include tree-pass.h
2439 (cgraph_decide_recursive_inlining,
2440 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2441 cgraph_decide_inlining): Dump goes to dump_file.
2442 (cgraph_optimize): Call ipa passes instead of inliner.
2443 (cgraph_gate_inlining, pass_ipa_inline): New.
2444 * tree-optimize.c (all_ipa_passes): New static variable.
2445 (register_one_dump_file): Dead with IPA passes.
2446 (register_dump_files): Likewise.
2447 (init_tree_optimization_passes): Initialize IPA passes.
2448 (execute_todo): Do cgraph dump when asked to, do not dump function body
2450 * tree-pass.h (TODO_dump_cgraph): New macro.
2451 (ipa_passes): Declare.
2452 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2454 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2456 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2457 gcc_assert instead of abort.
2458 (classify_argument, examine_argument, construct_container,
2459 contains_128bit_aligned_vector_p, ix86_check_movabs,
2460 standard_80387_constant_opcode, standard_80387_constant_rtx,
2461 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2462 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2463 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2464 legitimize_tls_address, output_pic_addr_const,
2465 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2466 get_some_local_dynamic_name, print_operand, print_operand_address,
2467 output_387_binary_op, emit_i387_cw_initialization,
2468 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2469 ix86_expand_clear, ix86_expand_binary_operator,
2470 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2471 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2472 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2473 ix86_expand_branch, ix86_expand_setcc,
2474 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2475 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2476 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2477 memory_address_length, ix86_attr_length_immediate_default,
2478 ix86_attr_length_address_default, ix86_agi_dependant,
2479 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2480 ix86_expand_binop_builtin, ix86_force_to_memory,
2481 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2482 x86_emit_floatuns): Likewise.
2483 * config/i386/netware.c (gen_regparm_prefix,
2484 i386_nlm_strip_name_encoding): Likewise.
2485 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2487 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2489 * optabs.c (gen_condiational_trap): Remove #define.
2490 (add_equal_note): Assertify. Remove explicit indirection from
2491 call via function pointer.
2492 (expand_ternary_op, expand_simple_binop, expand_binop,
2493 expand_twoval_unop, expand_twoval_binop,
2494 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2495 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2496 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2497 prepare_float_lib_cmp, emit_conditional_move,
2498 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2499 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2500 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2501 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2503 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2505 * vec.h: Update API to separate allocation mechanism from type.
2506 (VEC_safe_grow): New.
2507 * vec.c (calculate_allocation): New.
2508 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2509 (vec_gc_free, vec_heap_free): Remove.
2510 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2512 (mangle_macro_name): New.
2513 (struct macro_def): New.
2514 (struct macro): Add multiple argument values.
2515 (macro_expans_end): New.
2516 (push_macro_expansion): Chain on new macro. Process multiple
2517 args, create follow on expansion. Return follow on argument.
2518 (macro_input): Deal with multiple arguments.
2520 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2521 (struct tree_binfo): Adjust.
2522 * basic-block.h: Define VEC(edge,gc).
2523 (struct edge_def): Adjust.
2524 (struct basic_block_def, struct edge_iterator): Likewise.
2525 (ei_container, ei_start_1, ei_last_1): Likewise.
2526 * cfg.c (connect_src, connect_dest): Likewise.
2527 * cfgrtl.c (force_nonfallthru_and_redirect)
2528 * dbxout.c (dbxout_type)
2529 * dwarf2out.c (gen_member_die)
2530 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2531 (gcc_tree_to_linear_expression): Adjust.
2532 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2533 lbv_to_gcc_expression, lle_to_gcc_expression,
2534 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2535 perfect_nestify): Likewise.
2536 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2537 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2538 * profile.c (instrument_values): Adjust.
2539 * tree-cfg.c (modified_noreturn_calls): Adjust.
2540 (remove_fallthru_edge): Likewise.
2541 * tree-dump.c (dequeue_and_dump): Adjust.
2542 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2543 * tree-flow.h (modified_noreturn_calls): Adjust.
2544 (tree_on_heap): Remove. (yay!)
2545 (register_new_def): Adjust.
2546 * tree-into-ssa.c: Define VEC(int,heap).
2547 (block_defs_stack): Adjust.
2548 (find_idf, insert_phi_nodes, register_new_def,
2549 rewrite_initialize_block, rewrite_finalize_block,
2550 register_new_update_single, rewrite_update_init_block,
2551 rewrite_update_fini_block, rewrite_blocks,
2552 ssa_rewrite_finalize_block, ssa_register_new_def,
2553 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2554 * tree-loop-linear.c (linear_transform_loops): Adjust.
2555 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2556 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2557 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2558 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2559 vrp_variables_stack): Adjust declarations.
2560 (tree_ssa_dominator_optimize): Adjust.
2561 (dom_opt_initialize_block, remove_local_expressions_from_table,
2562 restore_nonzero_vars_to_original_value,
2563 restore_vars_to_original_value,
2564 restore_currdefs_to_original_value, dom_opt_finalize_block,
2565 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2566 optimize_stmt, update_rhs_and_lookup_avail_expr,
2567 lookup_avail_expr, record_range): Likewise.
2568 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2569 (compute_antic_aux): Adjust.
2570 (inserted_exprs, create_expression_by_pieces,
2571 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2572 remove_dead_inserted_code, fini_pre): Likewise.
2573 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2574 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2575 ssa_prop_init): Likewise.
2576 * tree-ssa.c: Define VEC(bitmap,heap).
2577 (verify_name_tags): Adjust.
2578 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2579 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2580 tree_divmod_values_to_profile, tree_find_values_to_profile,
2581 value_profile_transformations): Likewise.
2582 * value-prof.h: Define VEC(histogram_value,heap).
2583 * varasm.c: Remove alias_pair pointer typedef, define
2585 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2587 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2588 not a pointer to it. Create an object vector.
2589 (extern_symbols): Turn into an object vector.
2590 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2592 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2595 * Makefile.in (tree-chrec.o): Depend on params.h.
2596 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2598 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2599 and fold build with fold_buildN.
2600 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2601 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2602 (tree_contains_chrecs): Compute an estimation of the size of the
2604 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2605 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2606 * tree-scalar-evolution.c (simple_iv): Ditto.
2607 * doc/invoke.texi (scev-max-expr-size): Documented.
2609 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2611 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2612 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2613 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2614 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2615 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2616 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2617 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2618 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2619 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2620 (darwin_fix_and_continue_switch): Delete.
2621 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2622 (SUBTARGET_SWITCHES): Delete.
2623 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2624 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2625 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2626 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2627 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2628 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2629 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2630 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2631 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2632 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2633 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2634 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2635 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2636 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2637 (TARGET_64BIT): Undef before redefining.
2638 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2639 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2640 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2641 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2642 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2643 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2644 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2645 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2646 (ix86_debug_arg_string, ix86_debug_addr_string)
2647 (ix86_align_loops_string, ix86_align_jumps_string)
2648 (ix86_align_funcs_string): Delete.
2649 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2650 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2651 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2652 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2653 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2654 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2655 (SUBTARGET_SWITCHES): Delete.
2656 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2657 (ix86_debug_addr_string): Delete.
2658 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2659 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2660 (ix86_align_loops_string, ix86_align_jumps_string)
2661 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2662 (ix86_align_funcs_string): Make static.
2663 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2664 (ix86_handle_option): New function.
2665 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2666 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2667 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2668 of darwin_fix_and_continue_switch.
2669 (darwin_one_byte_bool): Delete.
2670 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2671 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2672 to darwin_one_byte_bool.
2673 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2674 * config/i386/djgpp.opt, config/i386/i386.opt,
2675 * config/i386/sco5.opt: New files.
2677 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2679 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2680 fp_zero_operand, fp_register_operand, intreg_operand,
2681 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2682 call_operand, call_operand_address, tgd_symbolic_operand,
2683 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2684 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2685 sp64_medium_pic_operand, data_segment_operand,
2686 text_segment_operand, splittable_symbolic_memory_operand,
2687 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2688 eq_or_neq, normal_comp_operator, noov_compare_op,
2689 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2690 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2691 const64_operand, const64_high_operand, arith11_operand,
2692 arith10_operand, arith_double_operand, arith_double_4096_operand,
2693 arith_double_add_operand, arith11_double_operand,
2694 arith10_double_operand, small_int, small_int_or_double,
2695 uns_small_int, uns_arith_operand, clobbered_register,
2696 input_operand, compare_operand): Delete.
2697 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2698 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2699 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2700 (GEN_HIGHINT64, GEN_INT64): Delete.
2701 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2702 gen_safe_XOR64): Adjust for above deletion.
2703 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2704 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2705 (legitimate_constant_p): Use const_zero_operand instead.
2706 (sparc_extra_constraint_check): Likewise.
2707 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2708 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2709 (PREDICATE_CODES): Delete.
2710 * config/sparc/sparc.md: Include predicates.md.
2711 (All patterns): Adjust for new predicate names.
2712 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2713 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2714 (movdi): Use general_operand predicate.
2715 (movdi_sp64_dbl): Delete.
2716 (movdi_const64_special): Add 'N' constraint.
2717 (movdicc): Use arith10_operand predicate.
2718 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2719 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2720 (movdi_cc_reg_sp64_trunc): Delete.
2721 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2722 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2723 (subdi3_sp32): Delete.
2724 (subdi3_insn_sp32): Change to define_insn_and_split.
2725 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2726 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2727 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2728 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2729 small_int_operand predicate.
2730 (divdi3, udivdi3): Use arith_operand predicate.
2731 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2732 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2733 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2734 (xordi3_sp64_dbl): Delete.
2735 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2736 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2737 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2738 cmp_ccx_set_not): Use arith_operand predicate.
2739 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2740 * config/sparc/predicates.md: New file.
2742 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2744 PR tree-optimization/14846
2745 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2747 (fold_single_bit_test): ... here.
2748 (fold_binary): Call fold_single_bit_test_into_sign_test
2749 instead of fold_single_bit_test.
2751 2005-04-20 James E Wilson <wilson@specifixinc.com>
2754 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2755 is another declaration.
2757 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2759 * config/cris/predicates.md: New file.
2760 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2761 (cris_movem_load_rest_p): Declare.
2762 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2763 (cris_movem_load_rest_p): Ditto. Globalize.
2764 (cris_bdap_operand, cris_bdap_biap_operand,
2765 cris_orthogonal_operator, cris_commutative_orth_op,
2766 cris_operand_extend_operator,
2767 cris_additive_operand_extend_operator, cris_extend_operator,
2768 cris_plus_or_bound_operator, cris_mem_op,
2769 cris_general_operand_or_symbol,
2770 cris_general_operand_or_gotless_symbol,
2771 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2772 cris_load_multiple_op): Remove predicate functions.
2773 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2774 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2775 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2776 * config/cris/cris.md: Include predicates.md.
2777 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2779 2005-04-20 Ian Lance Taylor <ian@airs.com>
2781 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2782 * c-common.h (STMT_EXPR_STMT): Don't define.
2783 (STMT_EXPR_NO_SCOPE): Don't define.
2784 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2785 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2786 (pp_c_expression): Likewise.
2788 2005-04-20 Richard Henderson <rth@redhat.com>
2791 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2793 2005-04-20 Jeff Law <law@redhat.com>
2795 * reload1.c (reload): Ignore equivalences between pseudos and
2798 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2801 * c-tree.h (struct c_label_list): Update comment.
2802 (struct c_label_context): Rename to struct c_label_context_se.
2803 (label_context_stack): Rename to label_context_stack_se.
2804 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2805 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2806 c_end_vm_scope): New.
2807 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2808 * c-decl.c (pop_scope): Call c_end_vm_scope.
2809 (pushdecl): Call c_begin_vm_scope for variably modified
2811 (define_label): Check for jumping into scope of identifier with
2812 variably modified type. Push label on stack for those defined at
2813 current context of identifiers with variably modified type.
2814 (start_function): Create stack level for context of identifiers
2815 with variably modified type.
2816 (finish_function): Pop stack level for context of identifiers with
2817 variably modified type.
2818 * c-typeck.c (label_context_stack): Rename to
2819 label_context_stack_se.
2820 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2821 (c_finish_goto_label): Check for jumping into scope of identifier
2822 with variably modified type. Push label on stack for those jumped
2823 to from current context of identifiers with variably modified
2825 (struct c_switch): Add blocked_vm.
2826 (c_start_case): Initialize blocked_vm.
2827 (do_case): Check blocked_vm.
2828 (c_finish_case): Add comment.
2829 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2830 variable label_context_stack.
2832 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2834 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2835 conditional_replacement, value_replacement, abs_replacement,
2837 (replace_phi_edge_with_variable): Remove argument BB.
2838 (conditional_replacement, value_replacement,
2839 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2840 Update a call to replace_phi_edge_with_variable.
2842 * tree-ssa-phiopt.c: Fix comments.
2844 2005-04-20 Michael Matz <matz@suse.de>
2847 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2850 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2852 * tree-ssa-phiopt.c: Fix comment typos.
2854 PR tree-optimization/21116
2855 * tree-ssa-phiopt.c: Fix a typo.
2857 2005-04-19 Richard Henderson <rth@redhat.com>
2859 * builtins.c (expand_builtin_sync_operation): Revert last change.
2860 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2862 (expand_compare_and_swap_loop): Likewise.
2863 (expand_sync_operation): Remove fallback from NAND to AND; invert
2864 memory operand when expanding from cmpxchg.
2865 (expand_sync_fetch_operation): Likewise.
2866 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2869 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2870 when implementing NAND. Fix double-add for AFTER.
2871 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2872 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2873 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2875 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2878 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2879 to return old memory value.
2880 (sync_compare_and_swap_cc<IMODE>): Likewise.
2882 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2883 return pre-reload. Don't consider output or anti dependencies.
2884 * config/ia64/sync.md (IMODE): New.
2885 (modesuffix): Add QI and HI.
2886 (memory_barrier): Simplify expansion.
2887 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2888 (cmpxchg_acq_<IMODE>): Likewise.
2889 (sync_lock_test_and_set<IMODE>): Likewise.
2890 (sync_lock_release<IMODE>): Likewise.
2892 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2894 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2897 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2899 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2901 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2902 Joseph S. Myers <joseph@codesourcery.com>
2904 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2905 * c-typeck.c (build_c_cast): Check these options.
2906 * doc/invoke.texi: Document these options.
2908 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2910 * tree-ssa-phiopt.c: Update a comment about the pass.
2912 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2914 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2915 config/mcore/mcore.c: Fix comment typos.
2917 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2919 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2920 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2922 2005-04-19 Paul Brook <paul@codesourcery.com>
2924 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2926 2005-04-19 Andrew Haley <aph@redhat.com>
2929 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2930 looking at a field's bitpos.
2932 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2934 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2935 libiberty functions.
2937 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2939 PR tree-optimization/21096
2940 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2942 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2945 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2946 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2948 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2950 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2951 refers to the function being dumped.
2953 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2955 * varasm.c (assemble_start_function): Remove reset of in_section.
2957 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2959 PR tree-optimization/21085
2960 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2963 2005-04-19 Ben Elliston <bje@au.ibm.com>
2965 * doc/invoke.texi (Optimize Options): Refer to the correct
2966 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2968 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2970 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2971 alloca argument to be big enough.
2973 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2976 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2979 2005-04-18 Tom Tromey <tromey@redhat.com>
2981 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2984 2005-04-18 Richard Henderson <rth@redhat.com>
2986 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2987 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2988 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2989 * config/alpha/alpha-protos.h: Update.
2990 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2991 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2992 (attr type): Add ld_l, st_c, mb.
2993 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2994 iornotsi3, xorsi_internal, xornotsi3): New.
2995 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2996 (ev4_ist_c, ev4_mb): New.
2997 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2999 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3000 (ev6_ist): Add st_c.
3002 * config/alpha/sync.md: New file.
3004 2005-04-18 Richard Henderson <rth@redhat.com>
3006 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3009 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3011 2005-04-18 Devang Patel <dpatel@apple.com>
3013 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3015 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3017 PR tree-optimization/20922
3018 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3019 Fold X + c >= X and fold X - c <= X to true.
3021 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3023 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3025 (emergency_labeled_state_free): Likewise.
3027 2005-04-18 Nick Clifton <nickc@redhat.com>
3029 * config/h8300/h8300.md (jump): Remove prescan parameter from
3030 calls to final_scan_insn.
3032 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3033 parameter from calls to final_scan_insn.
3035 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3037 (v850e, v850e1): Use the v850.opt file for target specific
3040 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3042 PR tree-optimization/21001
3043 * tree-optimize.c (init_tree_optimization_passes): Move the
3044 first pass_forwprop immediately before pass_vrp.
3046 2005-04-17 Ian Lance Taylor <ian@airs.com>
3048 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3049 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3050 from enum tree_code op to bool is_sizeof.
3051 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3052 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3053 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3055 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3057 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3060 2005-04-17 Ian Lance Taylor <ian@airs.com>
3062 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3064 2005-04-17 Richard Henderson <rth@redhat.com>
3066 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3068 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3069 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3070 of indirection through ssa names while looking for the gpr counter
3072 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3073 saved va_list_gpr_size and va_list_fpr_size.
3075 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3077 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3078 both pointers or both integers.
3080 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3081 ASSERT_EXPRs for single-use variable.
3083 * tree-into-ssa.c: Fix a comment typo.
3085 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3087 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3088 -mipsN before forcing a default of -mips2.
3090 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3092 * predict.h (IS_TAKEN): Remove.
3093 * rtl.h (NOTE_PREDICTION): Likewise.
3095 * modulo-sched.c (CFG_HOOKS): Remove.
3097 * c-parser.c (N_C_TTYPES): Remove.
3099 * tree-flow-inline.h (get_stmt_operands): Remove.
3100 * lambda-code.c, tree-ssa-loop-unswitch.c,
3101 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3102 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3103 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3104 calls to get_stmt_operands.
3105 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3107 2005-04-17 Richard Henderson <rth@redhat.com>
3110 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3111 of CUMULATIVE_ARGS past the last named argument.
3112 (alpha_va_start): Expect pretend_args_size only if strictly less than
3115 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3118 * builtins.c (expand_builtin_strcat): Convert the result of
3119 strlen to the right type.
3120 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3121 avoid creating type mismatches.
3122 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3125 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3127 2005-04-16 Richard Henderson <rth@redhat.com>
3130 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3131 Use the mode of boolean_type_node when the user doesn't provide one.
3132 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3134 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3137 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3140 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3143 2005-04-16 Roger Sayle <roger@eyesopen.com>
3144 Steven Bosscher <stevenb@suse.de>
3146 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3147 (fold_unary_to_constant): Likewise.
3149 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3151 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3154 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3156 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3157 names related to target triplets.
3158 Remove i?86-*-esix from platform directory.
3159 Remove powerpc-*-eabiaix from platform directory.
3161 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3164 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3165 falling through from SUBREG case to REG.
3167 2005-04-15 Roger Sayle <roger@eyesopen.com>
3169 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3170 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3171 (fold_binary_to_constant): Simplify using fold_binary.
3172 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3174 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3176 * gthr-posix.c (pthread_cancel): Define.
3177 (pthread_mutexattr_init): Likewise.
3178 (pthread_mutexattr_settype): Likewise.
3179 (pthread_mutexattr_destroy): Likewise.
3181 2005-04-15 David S. Miller <davem@davemloft.net>
3184 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3186 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3188 PR tree-optimization/21031
3189 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3190 (forward_propagate_into_cond_1): Call it. Forward propagate
3191 integer-integer casts into COND_EXPRs.
3193 2005-04-15 Dave Korn <dave.korn@artimi.com>
3195 * gcc.c (default_compilers): Clarify obscure error message when
3196 reading from standard input.
3198 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3200 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3201 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3203 * tree-ssa-alias.c (init_alias_info): Remove a call to
3206 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3208 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3209 of non-virtual PHI nodes like we use to.
3211 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3213 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3214 (attr_copy_rtx): Do not use it.
3216 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3218 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3220 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3222 * tree-vect-transform.c (vectorizable_store): Mark necessary
3223 objects in the vectorized store needing renaming. Update the
3224 SSA graph for V_MAY_DEF operands in the original store.
3226 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3228 * tree-ssa-pre.c (compute_avail): It's okay to have
3229 TREE_INVARIANT's here, and value number the resulting expressions.
3230 (create_expression_by_pieces): Make sure operands that were
3231 min_invariant when we started, stay that way.
3233 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3235 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3237 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3239 PR tree-optimization/20936.
3240 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3242 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3244 * doc/invoke.texi: Fix typos.
3245 * doc/md.texi: Likewise.
3246 * doc/rtl.texi: Likewise.
3247 * doc/sourcebuild.texi: Likewise.
3248 * doc/tm.texi: Likewise.
3250 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3252 PR tree-optimization/21004
3253 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3254 and floorl in c99 mode only.
3255 * builtins.c (expand_builtin_int_roundingfn): Assert that
3256 fallback_fndecl is not NULL_TREE.
3258 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3260 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3261 * basic-block.h: Update the prototype for
3262 purge_all_dead_edges.
3263 * cfgexpand.c (tree_expand_cfg): Update a call to
3264 purge_all_dead_edges.
3265 * combine.c (combine_instructions): Likewise.
3266 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3267 rest_of_handle_cse2, rest_of_handle_gcse,
3268 rest_of_handle_postreload): likewise.
3270 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3273 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3274 e.g. cv-qualification conversions.
3276 2005-04-14 Mike Stump <mrs@apple.com>
3278 * config/darwin-c.c (framework_construct_pathname): We must
3279 find all headers of a framework in the first instance of it
3280 found in the seach path.
3282 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3284 PR tree-optimization/21021
3285 * tree-vrp.c (compare_values): Work around a bug in the front
3286 end that produces a comparison of mismatched types.
3288 2004-04-14 Richard Henderson <rth@redhat.com>
3290 * config/ia64/ia64.h (enum fetchop_code): Remove.
3291 (enum ia64_builtins): Move ...
3292 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3293 members except BSP and FLUSHRS.
3294 (ia64_init_builtins): Remove __sync builtins.
3295 (ia64_expand_builtin): Likewise.
3296 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3297 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3298 (ia64_expand_lock_release): Remove.
3299 * config/ia64/ia64.md (mf): Move to sync.md.
3300 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3301 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3302 * config/ia64/sync.md: New file.
3303 (memory_barrier): Rename from mf.
3304 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3305 (cmpxchg_acq_<I48MODE>): Likewise.
3306 (sync_lock_test_and_set<I48MODE>): Likewise.
3308 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3309 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3311 2004-04-14 Richard Henderson <rth@redhat.com>
3313 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3314 (ix86_compare_emitted): New.
3315 (ix86_expand_compare): Use ix86_compare_emitted if set.
3316 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3317 and ix86_compare_op0 are set.
3318 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3319 (TARGET_CMPXCHG, TARGET_XADD): New.
3320 (ix86_compare_emitted): Declare.
3321 * config/i386/i386.md: Include sync.md
3322 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3323 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3324 * config/i386/sync.md: New file.
3326 2004-04-14 Richard Henderson <rth@redhat.com>
3329 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3330 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3331 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3332 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3333 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3334 BT_FN_I8_VPTR_I8_I8): New.
3335 * builtins.def (DEF_SYNC_BUILTIN): New.
3336 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3337 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3338 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3339 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3340 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3341 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3342 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3343 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3344 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3345 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3346 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3347 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3348 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3349 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3350 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3351 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3352 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3353 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3354 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3355 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3356 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3357 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3358 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3359 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3360 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3361 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3362 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3363 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3364 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3365 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3366 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3367 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3368 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3369 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3370 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3371 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3372 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3373 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3374 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3375 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3376 BUILT_IN_SYNCHRONIZE: New.
3377 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3378 as a function. Accept __sync_ as a prefix as well.
3379 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3380 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3381 expand_builtin_lock_release): New.
3382 (expand_builtin): Call them.
3383 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3384 neither BOTH_P nor FALLBACK_P are defined.
3385 (builtin_type_for_size): New.
3386 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3387 (resolve_overloaded_builtin): New.
3388 * c-common.h (resolve_overloaded_builtin): Declare.
3389 (builtin_type_for_size): Declare.
3390 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3391 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3392 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3393 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3394 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3395 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3396 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3397 sync_compare_and_swap_cc, sync_lock_test_and_set,
3398 sync_lock_release): New.
3399 * optabs.h: Declare them.
3400 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3401 expand_sync_operation, expand_sync_fetch_operation,
3402 expand_sync_lock_test_and_set): Declare.
3403 * genopinit.c (optabs): Add sync optabs.
3404 * optabs.c (init_optabs): Initialize sync optabs.
3405 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3406 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3407 expand_sync_operation, expand_sync_fetch_operation,
3408 expand_sync_lock_test_and_set): New.
3409 * doc/extend.texi (Atomic Builtins): New section
3410 * doc/md.texi (Standard Names): Add sync patterns.
3412 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3414 * tree-eh.c (lower_try_finally_copy): Generate new code in
3415 response to goto_queue entries as if the queue was sorted by
3416 index, not pointers.
3417 (lower_try_finally_switch): Likewise.
3419 2005-04-14 Richard Henderson <rth@redhat.com>
3421 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3422 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3424 (ix86_expand_fp_movcc): Update to match.
3425 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3426 * config/i386/i386-protos.h: Update.
3427 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3428 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3430 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3432 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3435 2005-04-14 Julian Brown <julian@codesourcery.com>
3437 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3438 link failures on ppc64 Linux.
3440 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3442 * config.gcc: Set cpu_type for s390.
3444 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3446 Fix PR tree-optimization/20963
3447 * tree-ssa-pre.c (compute_avail): Remove special case for
3449 (create_expression_by_pieces): Add value numbers for forced out
3452 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3454 * config/cris/cris.md: Replace references to (reg:SI 16) with
3455 (reg:SI CRIS_SRP_REGNUM).
3457 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3459 PR tree-optimization/20657
3460 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3461 create an appropriate range from it.
3463 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3465 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3466 <UNSPEC_FIST_CEIL> case.
3468 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3469 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3470 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3471 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3472 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3473 (lfloor<mode>2): New expanders.
3474 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3475 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3476 to implement lceil and llceil built-ins as x87 intrinsic function.
3477 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3478 (lceil<mode>2): New expanders.
3480 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3482 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3483 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3485 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3488 * config/s390/s390-modes.def: Define TFmode.
3490 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3492 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3493 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3494 * config/mips/mips.c (mips16_insn_length): Remove reference to
3495 JUMP_TABLES_IN_TEXT_SECTION.
3497 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3499 * simplify-rtx.c (simplify_binary_operation_1): Return
3500 scalar or vector of constant 0, depending on the xor's
3503 2005-04-13 Dale Johannesen <dalej@apple.com>
3505 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3506 (objc-act.o): Ditto.
3507 * objc/objc-act.c (objc_gimplify_expr): New.
3508 (objc_get_callee_fndecl): New.
3509 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3510 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3511 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3513 2005-04-13 Devang Patel <dpatel@apple.com>
3515 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3518 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3520 CRIS prologue as RTL.
3521 * config/cris/cris-protos.h (cris_emit_movem_store)
3522 (cris_expand_prologue): Prototype.
3523 * config/cris/cris.c (struct machine_function): New member
3525 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3526 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3527 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3528 (cris_load_multiple_op, cris_return_address_on_stack)
3529 (cris_return_address_on_stack_for_return): ISO-Cify.
3530 (cris_store_multiple_op): New predicate function.
3531 (cris_expand_prologue, cris_emit_movem_store): New functions.
3532 (cris_print_operand) <case 'O'>: Handle modifications other than
3534 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3535 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3536 (cris_gen_movem_load): Rearrange slightly to make local variable
3537 src a parameter, removing osrc.
3538 (cris_setup_incoming_varargs): Set machine_function member
3539 stdarg_regs to correspond to the number of registers that need to
3541 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3543 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3544 cris_general_operand_or_gotless_symbol accept UNSPEC.
3545 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3546 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3547 ("*cris_store_multiple"): New pattern. Tweak common comment above
3548 this and "*cris_load_multiple".
3549 ("prologue"): New define_expand.
3551 * config/cris/cris.md ("epilogue"): Conditionalize on
3552 TARGET_PROLOGUE_EPILOGUE.
3554 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3557 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3558 fpsr 0 instead of fpsr 1.
3559 (divsf3_internal_thr): Ditto.
3560 (divdf3_internal_lat): Ditto.
3561 (divdf3_internal_thr): Ditto.
3562 (divxf3_internal_lat): Ditto.
3563 (divxf3_internal_thr): Ditto.
3565 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3567 PR tree-optimization/20913
3568 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3570 PR tree-optimization/20702
3571 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3572 dominator children that haven't been walked into.
3574 2005-04-13 Julian Brown <julian@codesourcery.com>
3576 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3577 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3580 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3582 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3583 config/i386/sse.md: Fix comment typos.
3585 * genattrtab.c (NULL_ATTR): Remove.
3586 * ifcvt.c (NULL_EDGE): Likewise.
3588 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3590 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3591 NOTE_PREDICT): Remove.
3593 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3595 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3596 * configure: Regenerate.
3597 * config.in: Likewise.
3598 * system.h: Declare vsnprintf if not already declared.
3600 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3602 * optc-gen.awk: Handle stand-alone Mask records.
3603 * opth-gen.awk: Likewise.
3604 * doc/options.texi (Option file format): Document them.
3605 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3606 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3607 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3608 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3609 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3610 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3611 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3612 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3613 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3614 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3615 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3616 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3617 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3618 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3619 TARGET_LONG_DOUBLE_128): Likewise.
3620 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3621 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3622 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3623 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3624 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3625 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3626 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3627 * config/sparc/sparc.c (fpu_option_set): New global.
3628 (sparc_handle_option): New function.
3629 (sparc_override_options): Test fpu_option_set.
3630 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3631 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3632 * config/sparc/sparc.opt: New file.
3633 * config/sparc/little-endian.opt: Likewise.
3634 * config/sparc/long-double-switch.opt: Likewise.
3636 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3638 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3639 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3640 * config/bfin/bfin.opt (mshared-library-id=): Lose
3641 Var(bfin_lib_id_given).
3643 2005-04-13 Matt Thomas <matt@3am-software.com>
3645 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3648 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3650 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3652 * cgraphunit.c (INSNS_PER_CALL): Remove.
3654 * tree-ssa-forwprop.c (vars,
3655 record_single_argument_cond_exprs,
3656 substitute_single_use_vars): Remove.
3657 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3659 (tree_ssa_forward_propagate_single_use_vars): Call
3660 forward_propagate_into_cond for each COND_EXPR.
3662 * tree-inline.c (INSNS_PER_STMT): Remove.
3664 2005-04-12 Richard Henderson <rth@redhat.com>
3666 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3667 (ix86_expand_sse_fp_minmax): ... from ...
3668 (ix86_expand_fp_movcc): ... here.
3669 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3670 * config/i386/i386-protos.h: Update.
3671 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3672 (sse_setccsf, sse_setccdf): Allow before reload.
3673 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3674 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3675 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3676 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3677 (anddf3, nanddf3, iordf3, xordf3): New.
3679 2005-04-12 Jeff Law <law@redhat.com>
3681 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3682 (tree-ssa-uncprop.o): Add dependencies.
3683 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3684 * tree-flow.h (remove_useless_stmts): Remove prototype.
3685 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3686 remove_useless_stmts.
3687 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3688 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3689 * tree-pass.h (pass_uncprop): Declare.
3690 * tree-ssa-uncprop.c: New file.
3692 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3695 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3697 2005-04-12 Caroline Tice <ctice@apple.com>
3699 Temporary fix for partitioning problems.
3700 * passes.c (rest_of_handle_final): Remove code that
3701 frees unlikely_text_section_name,
3702 * varasm.c (assemble_start_function): Test for partitioning
3703 flag before writing out section labels.
3704 (assemble_end_function): Test for partitioning flag before
3705 writing out section labels.
3707 2005-04-12 Steven Bosscher <stevenb@suse.de>
3708 Stuart Hastings <stuart@apple.com>
3709 Jan Hubicka <jh@suse.cz>
3711 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3712 references to gt-tree-cfg.h.
3713 * basic-block.h (struct basic_block_def): Don't skip rbi
3714 for garbage collection.
3715 (struct reorder_block_def): Make GTY-able.
3716 (struct control_flow_graph): New structure.
3717 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3718 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3719 but instead defines to the control_flow_graph for cfun.
3720 (label_to_block_map): New define, points to the label map of
3721 the control_flow_graph for cfun.
3722 (n_edges_for_function, n_basic_blocks_for_function,
3723 last_basic_block_for_function, basic_block_info_for_function,
3724 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3725 basic_block_info_for_function, label_to_block_map_for_function):
3726 Counterparts for the above, taking a struct function as an extra
3728 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3729 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3730 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3731 (alloc_rbi_pool, free_rbi_pool): Remove.
3732 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3733 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3735 (cfg_layout_finalize) ... and don't free it here.
3736 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3738 * flow.c (free_basic_block_vars): Set label_to_block_map and
3739 n_edges to zero too.
3740 * function.h (struct function): Add cfg field.
3741 * function.c (allocate_struct_function): Allocate the cfg.
3742 * tree-cfg.c (label_to_block_map): Remove.
3743 (build_tree_cfg): Don't allocate the rbi pool here...
3744 (delete_tree_cfg_annotations): ...and don't free it here.
3745 Also don't nullify label_to_block_map for cfun.
3747 2005-04-12 Caroline Tice <ctice@apple.com>
3749 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3750 Revert my patch from April 9.
3751 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3752 (reorder_basic_blocks): Revert my patch from April 9.
3753 (insert_section_boundary_note): Revert my patch from April 9.
3754 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3755 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3756 (COLD_END_LABEL): Revert my patch from April 9.
3757 (cold_text_section_label): Revert my patch from April 9.
3758 (cold_end_label): Revert my patch from April 9.
3759 (dwarf2out_switch_text_section): Revert my patch from April 9.
3760 (output_aranges): Revert my patch from April 9.
3761 (output_ranges): Revert my patch from April 9.
3762 (output_line_info): Revert my patch from April 9.
3763 (add_location_or_const_value_attribute): Revert my patch from April 9.
3764 (dwarf2out_var_location): Revert my patch from April 9.
3765 (dwarf2out_init): Revert my patch from April 9.
3766 (dwarf2out_finish): Revert my patch from April 9.
3767 * function.h (struct function): Revert my patch from April 9.
3768 * opts.c (decode_options): Revert my patch from April 9.
3769 * output.h (unlikely_section_label, hot_section_label,
3770 hot_section_end_label, cold_section_end_label,
3771 unlikely_text_section_name): Revert my patch from April 9.
3772 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3773 * varasm.c (unlikely_section_label, hot_section_label,
3774 hot_section_end_label, cold_section_end_label,
3775 unlikely_text_section_name): Revert my patch from April 9.
3776 (initialize_cold_section_name): Revert my patch from April 9.
3777 (unlikely_text_section): Revert my patch from April 9.
3778 (in_unlikely_text_section): Revert my patch from April 9.
3779 (named_section): Revert my patch from April 9.
3780 (function_section): Revert my patch from April 9.
3781 (current_function_section): Revert my patch from April 9.
3782 (assemble_start_function): Revert my patch from April 9.
3783 (assemble_end_function): Revert my patch from April 9.
3784 (default_section_type_flags_1): Revert my patch from April 9.
3786 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3788 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3789 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3791 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3793 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3796 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3797 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3799 2004-04-12 Richard Henderson <rth@redhat.com>
3801 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3802 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3803 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3804 (UNSPEC_*, UNSPECV_*): Renumber.
3806 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3809 From Richard Henderson <rth@redhat.com>:
3810 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3813 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3815 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3817 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3819 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3820 (bfin_library_id): New variable.
3821 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3822 instead of bfin_library_id_string.
3823 (bfin_handle_option): New function.
3824 (override_options): Remove most code to deal with shared library IDs,
3825 just check they aren't used without -mid-shared-library.
3826 (TARGET_HANDLE_OPTION): Define.
3827 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3828 * config/bfin/bfin.opt (mshared-library-id=): New.
3830 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3832 * tree-vect-transform.c: Fix comment typos.
3834 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3836 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3837 split critical edges when not possible/profitable.
3839 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3841 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3842 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3843 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3844 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3845 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3846 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3847 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3848 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3850 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3851 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3852 * config/ns32k/ns32k.opt: New file.
3854 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3856 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3857 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3858 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3859 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3860 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3861 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3862 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3863 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3864 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3865 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3866 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3867 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3868 (MASK_COLDFIRE): Formatting fixes.
3869 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3870 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3871 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3872 "_current_shared_library_a5_offset_".
3873 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3874 (MASK_ALL_CPU_BITS): New macro.
3875 (m68k_handle_option): New function.
3876 (override_options): Remove handling of m68k_library_id_string.
3877 * config/m68k/m68k.opt: New file.
3878 * config/m68k/ieee.opt: New file.
3880 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3882 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3883 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3884 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3885 (TARGET_CXX): Adjust accordingly.
3886 * target.h (struct gcc_target): Remove epxort_class_data. Add
3887 determine_class_data_visibility and class_data_always_comdat.
3888 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3889 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3890 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3891 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3892 (arm_cxx_determine_class_data_visibility): New.
3893 (arm_cxx_class_data_always_comdat): Likewise.
3894 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3895 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3896 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3897 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3898 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3901 2005-04-11 Devang Patel <dpatel@apple.com>
3903 * tree-data-ref.c (build_classic_dist_vector,
3904 compute_subscript_distance): Make externally visible.
3905 * tree-data-ref.h (build_classic_dist_vector,
3906 compute_subscript_distance): Same.
3907 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3908 Check distance vector against vectorization factor.
3909 (vect_analyze_loop): Determine vectorizaion factor before
3910 analyzing data dependences.
3911 * tree-vectorizer.c (loops_num): Make it externally visible and
3913 * tree-vectorizer.c (vect_loops_num): ... new name.
3914 * tree-vectorizer.h (vect_loops_num): New.
3916 2005-04-11 Devang Patel <dpatel@apple.com>
3918 * tree-vect-analyze.c (vect_analyze_operations): Check
3919 vectorizable codition.
3920 * tree-vect-transform.c (vect_is_simple_cond): New function.
3921 (vectorizable_condition): New function.
3922 (vect_transform_stmt): Handle condition_vec_info_type.
3923 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3924 condition_vec_info_type.
3925 (vectorizable_condition): New.
3927 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3929 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3930 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3931 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3933 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3934 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3936 * dwarf2out.c (output_line_info): Don't try to dereference
3937 a NULL current_function_decl.
3939 * config/t-slibgcc-darwin: Don't put shared libraries in
3940 directories other than $(slibdir).
3941 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3944 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3946 PR tree-optimization/20933
3947 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3948 logic to reject aliases between read-only and writable
3950 (may_alias_p): ... here.
3951 (get_tmt_for): Do not associate read-only tags to pointers
3952 whose pointed-to type is not read-only.
3953 * tree-ssa.c (verify_ssa): Check that memory stores have at
3954 least one V_MAY_DEF or V_MUST_DEF.
3956 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3959 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3960 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3961 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3962 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3964 (fwrite_unlocked): Fix prototype.
3966 * configure, config.in: Regenerate.
3968 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3970 * tree-ssa-loop-im.c: Include real.h.
3971 (determine_invariantness_stmt): If real division divisor is
3972 invariant and flag_unsafe_math_optimizations enabled, generate
3973 invariant reciprocal for hoisting.
3974 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3976 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3978 Fix PR tree-optimization/20926
3980 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3982 2005-04-11 Devang Patel <dpatel@apple.com>
3984 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3987 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3989 * fold-const.c (fold_binary_op_with_conditional_arg):
3990 use fold_buildN instead of "fold (buildN" in some
3992 (fold_unary): Likewise.
3993 (fold_binary): Likewise.
3995 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3997 Fix PR tree-optimization/20612
3998 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4000 (perfect_nestify): preheaderbb is *not* part of loop of the
4003 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4005 * tree-ssa-alias.c (may_alias_p): If the variable
4006 is a global variable and the pointer is parameter
4007 and -fargument-noalias-global is used, then
4008 the pointer cannot alias the variable.
4010 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4012 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4013 * config/sparc/sparc.h: Likewise.
4014 * config/sparc/sparc.md: Likewise.
4016 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4018 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4020 * tree-vrp.c: Fix a comment typo.
4022 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4024 PR tree-optimization/20920
4025 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4026 SSA_NAME flows through an abnormal edge.
4027 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4028 through abnormal edges.
4029 (maybe_add_assert_expr): Likewise.
4031 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4033 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4034 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4035 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4036 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4037 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4038 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4039 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4040 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4041 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4042 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4043 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4044 (TARGET_HANDLE_OPTION): Likewise.
4045 (s390_tune): Initialize to PROCESSOR_max.
4046 (s390_arch_string): Make static.
4047 (s390_tune_string, s390_warn_framesize_string): Delete.
4048 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4049 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4050 (s390_handle_arch_option, s390_handle_option): New functions.
4051 (override_options): Remove parsing of option strings.
4052 * config/s390/s390.opt: New file.
4054 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4056 * tree-complex.c (expand_vector_operations): Call
4057 update_stmt_if_modified.
4059 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4061 * tree-vect-analyze (vect_determine_vectorization_factor):
4062 Do not use GET_MODE_NUNITS.
4063 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4064 (vectorizable_load, vect_transform_loop): Likewise.
4066 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4068 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4069 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4070 * optabs.h (enum optab_index): Add new OTI_lceil.
4071 (lceil_optab): Define corresponding macro.
4072 * optabs.c (init_optabs): Initialize lceil_optab.
4073 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4074 and lceildi2 patterns.
4075 * builtins.c (expand_builtin_int_roundingfn): Handle
4076 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4077 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4078 BUILT_IN_LLCEIL{,F,L}.
4079 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4080 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4081 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4082 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4083 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4084 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4085 into lceil built-in function and (long long int)ceil{,f,l} into
4086 llceil built-in function.
4087 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4090 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4092 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4095 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4097 * config/arm/arm.c: Fix a comment typo.
4098 * doc/tree-ssa.texi: Fix a typo.
4100 2005-04-10 Steven Bosscher <stevenb@suse.de>
4102 * cselib.c (clear_table): Rename to cselib_clear_table.
4103 * cselib.h (cselib_clear_table): Add prototype.
4104 * gcse.c (gcse_main): Make 'f' argument unused.
4105 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4106 of each basic block instead.
4107 (compute_sets, compute_hash_table_work): Likewise.
4108 (constprop_register): Change int 'alter_jumps' argument to bool.
4109 (do_local_cprop): Likewise.
4110 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4111 the insn chain. Explicitly clear the cselib tables after finishing
4112 one basic block. Make sure there are no unterminated libcall blocks.
4113 Update compute_sets call.
4114 (cprop): Walk basic blocks instead of the insn chain.
4115 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4117 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4118 one_cprop_pass calls.
4120 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4122 * combine.c (combine_simplify_rtx): Remove a transformation that
4123 relies on an invalid assumption about rtl sign-extension semantics.
4125 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4127 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4128 to build_int_cst_wide.
4130 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4133 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4134 set the original address pseudo to the correct value before the
4135 original insn, if possible, and leave the insn alone, otherwise
4136 create a new pseudo, set it and replace it in the insn.
4137 * recog.c (validate_change_maybe_volatile): New.
4138 * recog.h (validate_change_maybe_volatile): Declare.
4140 2005-04-09 Caroline Tice <ctice@apple.com>
4142 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4143 Remove targetm.have_named_sections test.
4144 (fix_edges_for_rarely_executed_code): Likewise.
4145 (insert_section_boundary_note): Likewise.
4146 (reorder_basic_blocks): Check partitioning flag before calling
4147 verify_hot_cold_block_grouping.
4148 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4149 the function struct rather than global variables.
4150 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4151 (COLD_END_LABEL): Likewise
4152 (cold_text_section_label): New static global variable.
4153 (cold_end_label): Likewise.
4154 (dwarf2out_switch_text_section): Get hot/cold section labels from
4155 the function struct rather than global variables.
4156 (output_aranges): Use cold_text_section_label and cold_end_label;
4157 check partitioning flag before putting out delta.
4158 (output_ranges): Remove incorrect code attempting to use
4160 (output_line_info): Get cold section label from function struct.
4161 (add_location_or_const_value_attribute): Likewise.
4162 (get_subprogram_die): Get hot/cold section labels from function struct.
4163 (dwarf2out_var_location): Likewise.
4164 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4165 write out cold_text_section_label if partition flag is set.
4166 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4167 * function.h (struct function): Add new fields to point to hot/cold
4168 section labels: hot_section_label, cold_section_label,
4169 hot_section_end_label and cold_section_end_label; also add new field
4170 for cold text section name, unlikely_text_section_name.
4171 * opts.c (decode_options): Turn off partitioning flag if
4172 !targetm.have_named_sections.
4173 * output.h (hot_section_label): Remove.
4174 (hot_section_end_label): Remove.
4175 (cold_section_end_label): Remove.
4176 (unlikely_section_label): Remove.
4177 (unlikely_text_section_name): Remove.
4178 * passes.c (rest_of_handle_final): Remove code that frees
4179 unlikely_text_section_name.
4180 * varasm.c (unlikely_section_label): Remove.
4181 (hot_section_label): Remove.
4182 (hot_section_end_label): Remove.
4183 (cold_section_end_label): Remove.
4184 (unlikely_text_section_name): Remove.
4185 (initialize_cold_section_name): Modify to call
4186 targetm.strip_name_encoding; to store cold section name in current
4187 function struct, if it exists; and to only use the decl_section_name
4188 if flag_named_sections is true.
4189 (unlikely_text_section): Modify to get section name out of current
4190 function struct, if there is one; otherwise build it from
4191 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4192 (in_unlikely_text_section): Likewise.
4193 (named_section): Modify to get/put cold section name in current function
4194 struct, if there is one.
4195 (function_section): Change 'bool unlikely' to 'int reloc'; check
4196 targetm.have_named_sections before calling named_section.
4197 (current_function_section): Likewise.
4198 (assemble_start_function): Modify to get/put unlikely_text_section_name
4199 in current function struct; modify to get hot/cold section labels
4200 from function struct; initialize labels using
4201 ASM_GENERATE_INTERNAL_LABEL;
4202 test partitioning flag before writing out hot section label.
4203 (assemble_end_function): Test partitioning flag before writing out
4204 hot/cold section labels.
4205 (default_section_type_flags_1): Modify to use array instead of
4206 char* for unlikely_text_section_name; set flags correctly for
4207 cold text section if there is not a current function decl.
4209 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4211 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4212 and TI_VA_LIST_FPR_COUNTER_FIELD.
4213 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4214 * tree-pass.h (pass_stdarg): Add.
4215 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4216 * tree-stdarg.c: New file.
4217 * tree-stdarg.h: New file.
4218 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4219 (tree-stdarg.o): Add dependencies.
4220 * function.h (struct function): Add va_list_gpr_size and
4221 va_list_fpr_size fields.
4222 * function.c (allocate_struct_function): Initialize them.
4223 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4224 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4225 (TARGET_INITIALIZER): Add it.
4227 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4228 va_list_{g,f}pr_counter_field.
4229 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4230 area will not be used. Only save registers that tree-stdarg.c
4231 detected they need saving.
4232 (ix86_va_start): Don't set up fields that won't be used.
4234 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4235 va_list_{g,f}pr_counter_field.
4236 (setup_incoming_varargs): Don't do anything if reg_save
4237 area will not be used. Only save registers that tree-stdarg.c
4238 detected they need saving.
4239 (rs6000_va_start): Don't set up fields that won't be used.
4241 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4242 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4243 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4244 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4246 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4249 * config/i386/i386.c (construct_container): Pass empty aligned
4250 struct, union or class in memory.
4252 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4254 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4255 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4256 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4257 config/rs6000/predicates.md: Fix comment typos.
4259 * sched-int.h (haifa_insn_data): Remove blockage and units.
4260 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4261 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4262 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4264 2005-04-09 Jan Hubicka <jh@suse.cz>
4265 Steven Bosscher <stevenb@suse.de>
4267 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4268 * cfgloop.c (get_loop_exit_edges): Likewise.
4269 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4271 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4272 * tree-cfg.c (dump_cfg_status): Likewise.
4274 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4276 * config/rs6000/predicates.md (altivec_register_operand): Remove
4277 redundant match_code test.
4278 (gpc_reg_operand): Same.
4279 (cc_reg_operand): Same.
4280 (cc_reg_not_cr0_operand): Same.
4282 2005-04-09 Jan Hubicka <jh@suse.cz>
4284 Forgotten hunk from my last merge patch:
4285 * final.c (output_addr_const): Do not call mark_referenced.
4287 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4289 * doc/tree-ssa.texi: Add immediate use documentation.
4291 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4293 * arm.c (FL_WBUF): Define.
4294 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4295 (arm_is_6_or_7): Delete.
4296 (arm_tune_wbuf): New.
4297 (arm_override_options): Set arm_tune_wbuf.
4298 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4299 (arm_is_6_or_7): Delete declaration.
4300 (arm_tune_wbuf): New declartion.
4301 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4302 (model_wbuf): Derive from arm_tune_wbuf.
4303 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4304 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4305 (arm740t): Mark CPUs as having a write buffer.
4307 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4309 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4310 of 'const_double_operand' in operand 2 constraints. Update enable
4313 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4315 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4316 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4317 * optabs.h (enum optab_index): Add new OTI_lfloor.
4318 (lfloor_optab): Define corresponding macro.
4319 * optabs.c (init_optabs): Initialize lfloor_optab.
4320 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4321 and lfloordi2 patterns.
4322 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4323 (expand_builtin_int_roundingfn): New function.
4324 (fold_builtin_int_roundingfn): New prototype.
4325 (fold_builtin_int_roundingfn): New function, renamed from
4326 fold_builtin_lround.
4327 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4328 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4329 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4330 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4331 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4332 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4333 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4334 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4335 into lfloor built-in function and (long long int)floor{,f,l} into
4336 llfloor built-in function.
4337 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4340 2005-04-08 Ian Lance Taylor <ian@airs.com>
4342 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4343 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4344 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4345 (DO_COND, DO_BODY): Likewise.
4346 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4347 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4348 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4349 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4350 (build_continue_stmt, build_break_stmt): Don't declare.
4351 (c_do_switch_warnings): Update declaration.
4352 * c-gimplify.c (enum bc_t): Remove.
4353 (struct c_gimplify_ctx, ctxp): Remove.
4354 (push_context, pop_context): Remove static functions.
4355 (c_genericize): Don't call push_context or pop_context.
4356 (begin_bc_block, finish_bc_block): Remove static functions.
4357 (build_bc_goto): Likewise.
4358 (gimplify_c_loop): Likewise.
4359 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4360 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4361 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4362 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4363 * c-common.c (c_do_switch_warnings): Rename from
4364 c_do_switch_warnings_1.
4365 (c_do_switch_warnings) [old version]: Remove.
4366 (c_do_switch_expr_warnings): Remove.
4367 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4368 function instead of c_do_switch_expr_warnings.
4369 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4370 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4371 * c-pretty-print.c (pp_c_statement): Likewise.
4372 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4374 2005-04-08 Devang Patel <dpatel@apple.com>
4376 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4377 While selecting replacement condition pay attention to loop header.
4379 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4381 Merge from tree-cleanup-branch: VRP, store CCP, store
4382 copy-prop, incremental SSA updating of FUD chains and
4383 newly exposed symbols.
4385 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4386 (OBJS-common): Add tree-vrp.o.
4387 (tree-vrp.o): New rule.
4388 * basic-block.h (nearest_common_dominator_for_set): Declare.
4389 * common.opt (ftree-store-ccp): New flag.
4390 (ftree-copy-prop): New flag.
4391 (ftree-vrp): New flag.
4392 (ftree-store-copy-prop): New flag.
4393 * dominance.c (nearest_common_dominator_for_set): New.
4394 * domwalk.c (walk_dominator_tree): Only traverse
4395 statements in blocks marked in walk_data->interesting_blocks.
4396 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4397 * fold-const.c (fold): Handle ASSERT_EXPR.
4398 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4399 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4400 flag_tree_vrp at -O2.
4401 * timevar.def (TV_TREE_VRP): Define.
4402 (TV_TREE_COPY_PROP): Define.
4403 (TV_TREE_STORE_COPY_PROP): Define.
4404 (TV_TREE_SSA_INCREMENTAL): Define.
4405 (TV_TREE_STORE_CCP): Define.
4406 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4407 to kill_redundant_phi_nodes from comment.
4408 (verify_expr): Handle ASSERT_EXPR.
4409 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4410 argument. Update all users.
4411 (mark_call_clobbered_vars_to_rename): Remove. Update all
4413 * tree-flow-inline.h (unmodifiable_var_p): New.
4414 * tree-flow.h (enum value_range_type): Declare.
4415 (struct value_range_def): Declare.
4416 (value_range): Declare.
4417 (remove_all_phi_nodes_for): Remove. Update all users.
4418 (find_phi_node_for): Declare.
4419 (add_type_alias): Declare.
4420 (count_uses_and_derefs): Declare.
4421 (kill_redundant_phi_nodes): Remove.
4422 (rewrite_into_ssa): Remove.
4423 (rewrite_def_def_chains): Remove.
4424 (update_ssa, register_new_name_mapping, create_new_def_for,
4425 need_ssa_update_p, name_registered_for_update_p,
4426 release_ssa_name_after_update_ssa, dump_repl_tbl,
4427 debug_repl_tbl, dump_names_replaced_by,
4428 debug_names_replaced_by, mark_sym_for_renaming,
4429 mark_set_for_renaming, get_current_def, set_current_def,
4430 get_value_range, dump_value_range, debug_value_range,
4431 dump_all_value_ranges, debug_all_value_ranges,
4432 expr_computes_nonzero, loop_depth_of_name,
4433 unmodifiable_var_p): Declare.
4434 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4436 * tree-into-ssa.c (block_defs_stack): Update comment.
4437 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4438 syms_to_rename, names_to_release, repl_tbl,
4439 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4440 need_to_replace_names_p): New locals.
4441 (NAME_SETS_GROWTH_FACTOR): Define.
4442 (struct repl_map_d): Declare.
4443 (struct mark_def_sites_global_data): Add field
4445 (enum rewrite_mode): Declare.
4446 (REGISTER_DEFS_IN_THIS_STMT): Define.
4447 (compute_global_livein): Use last_basic_block instead of
4449 (set_def_block): Remove last argument. Update all callers.
4450 (prepare_use_operand_for_rename): Remove. Update all callers.
4451 (prepare_def_operand_for_rename): Remove. Update all callers.
4452 (symbol_marked_for_renaming): New.
4455 (repl_map_hash): New.
4457 (repl_map_free): New.
4458 (names_replaced_by): New.
4459 (add_to_repl_tbl): New.
4460 (add_new_name_mapping): New.
4461 (mark_def_sites): Assume that all the operands in the
4462 statement are in normal form.
4463 (find_idf): Assert that the block in the stack is valid.
4464 (get_default_def_for): New.
4465 (insert_phi_nodes_for): Add new argument 'update_p'.
4467 If update_p is true, add a new mapping between the LHS of
4468 each new PHI and the name that it replaces.
4469 (insert_phi_nodes_1): Only call find_idf if needed.
4470 (get_reaching_def): Call get_default_def_for.
4471 (rewrite_operand): Remove.
4472 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4473 and REWRITE_THIS_STMT are false.
4474 Assume that all the operands in the statement are in
4476 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4477 (rewrite_virtual_phi_arguments): Remove.
4478 (invalidate_name_tags): Remove.
4479 (register_new_update_single, register_new_update_set,
4480 rewrite_update_init_block, replace_use,
4481 rewrite_update_fini_block, rewrite_update_stmt,
4482 rewrite_update_phi_arguments): New.
4483 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4484 Add arguments 'entry', 'what' and 'blocks'.
4485 Initialize the dominator walker according to 'what' and
4487 Start the dominator walk at 'entry'.
4488 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4489 Use it to configure the dominator walker.
4490 (rewrite_into_ssa): Remove argument 'all'.
4492 (rewrite_all_into_ssa): Remove.
4493 (rewrite_def_def_chains): Remove.
4494 (mark_def_interesting, mark_use_interesting,
4495 prepare_phi_args_for_update, prepare_block_for_update,
4496 prepare_def_site_for, prepare_def_sites,
4497 dump_names_replaced_by, debug_names_replaced_by,
4498 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4499 delete_update_ssa, create_new_def_for,
4500 register_new_name_mapping, mark_sym_for_renaming,
4501 mark_set_for_renaming, need_ssa_update_p,
4502 name_registered_for_update_p, ssa_names_to_replace,
4503 release_ssa_name_after_update_ssa,
4504 insert_updated_phi_nodes_for, update_ssa): New.
4505 * tree-loop-linear.c (linear_transform_loops): Call
4506 update_ssa instead of rewrite_into_ssa.
4507 * tree-optimize.c (vars_to_rename): Remove.
4509 (init_tree_optimization_passes): Replace
4510 pass_redundant_phi with pass_copy_prop.
4512 Replace pass_ccp with pass_store_ccp.
4513 Add pass_store_copy_prop after pass_store_ccp.
4514 (execute_todo): If the TODO_ flags don't include updating
4515 the SSA form, assert that it does not need to be updated.
4516 Call update_ssa instead of rewrite_into_ssa and
4517 rewrite_def_def_chains.
4518 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4519 (tree_rest_of_compilation):
4520 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4521 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4522 TODO_cleanup_cfg): Renumber.
4523 (TODO_verify_loops, TODO_update_ssa,
4524 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4525 TODO_update_ssa_only_virtuals): Define.
4526 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4528 * tree-phinodes.c (make_phi_node): Update documentation.
4529 (remove_all_phi_nodes_for): Remove.
4530 (find_phi_node_for): New.
4531 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4532 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4533 (interpret_rhs_modify_expr): Likewise.
4534 * tree-sra.c (decide_instantiations): Mark all symbols in
4535 SRA_CANDIDATES for renaming.
4536 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4537 (mark_all_v_defs): New function. Update all users to call it
4538 with the whole list of scalarized statements, not just the
4540 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4541 (compute_flow_insensitive_aliasing): If the tag is
4542 unmodifiable and the variable isn't or vice-versa, don't
4543 make them alias of each other.
4544 (setup_pointers_and_addressables): If the type tag for
4545 VAR is about to change, mark the old one for renaming.
4546 (add_type_alias): New.
4547 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4548 (ccp_lattice_t): Rename from latticevalue.
4549 (value): Remove. Update all users.
4550 (const_val): New local variable.
4551 (do_store_ccp): New local variable.
4552 (dump_lattice_value): Handle UNINITIALIZED.
4553 (debug_lattice_value): New.
4554 (get_default_value): Re-write.
4555 (set_lattice_value): Re-write.
4556 (def_to_varying): Remove. Update all users.
4557 (likely_value): Return VARYING for statements that make
4558 stores when STORE_CCP is false.
4559 Return VARYING for any statement other than MODIFY_EXPR,
4560 COND_EXPR and SWITCH_EXPR.
4561 (ccp_initialize): Re-write.
4562 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4563 Move to tree-ssa-propagate.c.
4564 (ccp_lattice_meet): Handle memory stores when
4565 DO_STORE_CCP is true.
4566 (ccp_visit_phi_node): Likewise.
4567 (ccp_fold): Likewise.
4568 (evaluate_stmt): Likewise.
4569 (visit_assignment): Likewise.
4570 (ccp_visit_stmt): Likewise.
4571 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4575 (do_ssa_store_ccp): New.
4576 (gate_store_ccp): New.
4577 (pass_store_ccp): Declare.
4578 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4579 (may_propagate_copy): Reformat.
4580 Don't abort if ORIG is a virtual and DEST isn't.
4581 If NEW does not have alias information but DEST does,
4583 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4584 copy_prop_kind, which_copy_prop): Declare.
4585 (stmt_may_generate_copy, get_copy_of_val,
4586 get_last_copy_of, set_copy_of_val, dump_copy_of,
4587 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4588 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4589 init_copy_prop, fini_copy_prop, execute_copy_prop,
4590 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4591 store_copy_prop): New.
4592 (pass_copy_prop, pass_store_copy_prop): Declare.
4593 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4594 'num_const_prop' and 'num_copy_prop'.
4595 (cprop_operand): Update them.
4596 (dump_dominator_optimization_stats): Dump them.
4597 (tree_ssa_dominator_optimize): Call update_ssa instead of
4599 (loop_depth_of_name): Declare extern.
4600 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4601 values for LOW or HIGH.
4602 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4603 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4604 (cprop_operand): Only propagate if VAL != OP.
4605 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4606 statement for renaming.
4607 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4608 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4609 add_type_alias if necessary.
4610 Call mark_new_vars_to_rename.
4611 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4612 mark every statement updated, call update_ssa and
4613 rewrite_into_loop_closed_ssa.
4614 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4615 from LIVEIN if VAR is a virtual.
4616 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4617 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4618 (get_call_expr_operands): Reformat statement.
4619 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4621 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4622 SSA_NAME_VALUE for every name.
4623 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4624 get_value_loaded_by): New.
4625 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4626 substitute_and_fold): Move from tree-ssa-ccp.c.
4627 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4628 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4629 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4631 * tree-ssa.c (verify_use): Fix error message.
4632 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4633 check_phi_redundancy, kill_redundant_phi_nodes,
4634 pass_redundant_phi): Remove. Update all users.
4635 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4636 add_type_alias, if necessary.
4637 * tree-vectorizer.h (struct _stmt_vect_info): Update
4638 documentation for field 'memtag'.
4639 * tree-vrp.c: New file.
4640 * tree.def (ASSERT_EXPR): Define.
4641 * tree.h (ASSERT_EXPR_VAR): Define.
4642 (ASSERT_EXPR_COND): Define.
4643 (SSA_NAME_VALUE_RANGE): Define.
4644 (struct tree_ssa_name): Add field 'value_range'.
4645 (PHI_REWRITTEN): Remove.
4646 (struct tree_phi_node): Remove field 'rewritten'.
4647 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4648 -ftree-store-copy-prop): Document.
4649 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4650 Document usage of update_ssa.
4652 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4655 * config/rs6000/predicates.md (altivec_register_operand): Accept
4657 (and64_operand): Do not limit CONST_INT to mask64_operand.
4658 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4659 (and_operand): Do not limit CONST_INT to mask_operand.
4661 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4663 PR rtl-optimization/20466
4664 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4665 for overlap of the address of each list member.
4666 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4668 2005-04-08 Mike Stump <mrs@apple.com>
4670 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4672 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4675 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4677 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4679 * function.c (push_function_context_to): Don't set
4681 * function.h (function): Remove contains_functions.
4682 (current_function_contains_functions): Remove.
4684 * function.h (function): Remove instrument_entry_exit.
4685 (current_function_instrument_entry_exit): Remove.
4687 * function.h (nonlocal_labels): Remove.
4689 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4691 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4692 (check_attr_value, write_attr_get, write_expr_attr_cache,
4693 find_attr, make_internal_attr): Don't reference negative_ok or
4695 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4696 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4697 (ATTR_STATIC): Adjust the value.
4699 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4701 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4703 * config/s390/tpf.h (ASM_SPEC): Define.
4705 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4707 * tree-flow.h: Remove the prototype for
4708 redirect_immediate_uses.
4709 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4711 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4713 * arm.c (arm_const_double_by_parts): New function.
4714 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4715 * arm.md (define_split for 64-bit constants): Add another one.
4717 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4719 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4721 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4723 * system.h: Revert last change.
4725 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4727 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4728 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4729 (TARGET_SWITCHES): Delete.
4730 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4731 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4732 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4733 * config/xtensa/xtensa.opt: New file.
4735 2005-04-08 Ben Elliston <bje@au.ibm.com>
4737 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4738 * config/fp-bit.h: Tidy comments.
4740 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4742 * system.h: Poison PARAMS.
4744 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4746 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4747 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4748 (TARGET_SWITCHES): Delete.
4749 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4750 * config/vax/vax.opt: New file.
4752 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4754 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4756 2005-04-07 Ian Lance Taylor <ian@airs.com>
4758 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4760 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4761 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4764 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4766 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4767 all immediate uses in PHI nodes.
4769 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4771 * arm.c (arm_const_double_inline_cost): Handle any constant by
4772 using gen_lowpart and gen_highpart_mode.
4773 (note_invalid_constants): All constants in an RTX with a constraint
4774 that permits memory are now pushed to the constant pool.
4775 (output_move_double): Delete code to handle reg to reg and
4776 constant to reg moves.
4777 (const_double_needs_minipool, output_mov_immediate): Delete.
4778 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4779 CONST_INT and CONST_VECTOR.
4780 * arm.md (ANY64): New mode macro.
4781 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4782 (movdf_soft_insn): Split reg-reg and const-reg moves.
4783 (split patterns for 64-bit constant and register moves): New.
4784 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4785 (cirrus_movdf_hard_insn): Likewise.
4786 * fpa.md (movdf_fpa): Likewise.
4787 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4788 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4790 (movv2si_internal_2): Likewise.
4791 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4792 (movdf_vfp): Likewise.
4793 * arm-protos.h (output_mov_immediate): Delete prototype.
4795 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4798 * simplify-rtx.c (simplify_unary_operation_1): Check
4799 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4801 2005-04-06 James E Wilson <wilson@specifixinc.com>
4804 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4807 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4809 * coverage.h (GCOV_TYPE_NODE): Delete.
4810 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4811 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4812 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4813 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4814 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4816 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4819 * Makefile.in (gcc.pot): Remove options.c dependency.
4820 * optc-gen.awk: Don't quote help strings with N_().
4822 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4824 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4825 the function returns a pointer type.
4827 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4829 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4830 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4831 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4832 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4833 explicit_uses members.
4834 (get_or_create_used_part_for): Initialize new fields.
4835 (fieldoff_compare): New function.
4836 (create_overlap_variables_for): Count number of fields, use
4837 heuristic to determine whether to create subvars for vars with
4839 Sort the field list by offset and avoid creating duplicate SFT's.
4841 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4843 * c.opt (-F): Remove trailing whitespace from help string.
4844 (-finput-charset): Use a tab to separate the switch name and help
4846 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4847 (-ftree-vectorizer-verbose): Likewise.
4849 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4851 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4852 a PHI argument where a use occurs instead of all PHI arguments.
4854 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4856 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4859 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4861 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4862 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4863 config/bfin/bfin.h: Fix comment typos.
4865 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4867 * doc/install.texi: Update the URL for Jacks.
4868 * doc/sourcebuild.texi: Likewise.
4870 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4873 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4874 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4876 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4878 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4880 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4882 * config/v850/v850-protos.h (override_options): Delete.
4883 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4884 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4885 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4886 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4887 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4888 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4889 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4890 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4891 (OVERRIDE_OPTIONS): Delete.
4892 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4893 (small_memory_info): Remove the value field.
4894 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4896 * config/v850/v850.c (small_memory): Remove the value field.
4897 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4898 (override_options): Delete.
4899 (v850_handle_memory_option, v850_handle_option): New functions.
4900 * config/v850/v850.opt: New file.
4902 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4904 * config.host: Add a section for generic hosts, and a subsection
4905 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4906 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4907 * config/host-darwin.h: New.
4908 * config/x-darwin: New.
4909 * config/i386/host-i386-darwin.c: New.
4910 * config/i386/x-darwin: New.
4911 * config/rs6000/host-darwin.c: Include host-darwin.h.
4912 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4913 (darwin_rs6000_gt_pch_use_address): Likewise.
4914 * config/rs6000/x-darwin: Change name of .o built, update
4915 dependencies for changes to rs6000/host-darwin.c.
4917 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4920 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4922 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4924 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4925 split_loop_exit_edge instead of loop_split_edge_with.
4927 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4929 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4930 UNSPEC_SET_VSCR): New constants, used throughout.
4932 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4934 (altivec_vspltis<VI_char>): ... this pattern, using
4935 a QImode const_int_operand for the immediate.
4936 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4939 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4942 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4944 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4946 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4948 2005-04-06 Ben Elliston <bje@au.ibm.com>
4950 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4951 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4952 macros as living in "this file" and not gcc.h.
4954 2005-04-06 Ben Elliston <bje@au.ibm.com>
4956 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4957 -ftree-live_range_split. Perhaps renamed at some point?
4959 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4962 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4963 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4965 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4967 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4968 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4969 (number_of_iterations_special): New function.
4970 (number_of_iterations_exit): Use number_of_iterations_special.
4971 Use simplify_using_outer_evolutions only at -O3.
4972 (number_of_iterations_cond, tree_simplify_using_condition,
4973 simplify_using_initial_conditions, loop_niter_by_eval,
4974 compare_trees, can_count_iv_in_wider_type_bound,
4975 simplify_using_outer_evolutions): Use fold_build.
4977 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4979 * doc/install.texi (Configuration): Document --with-java-home.
4981 2005-04-05 Richard Henderson <rth@redhat.com>
4985 * config/i386/i386.c (print_operand): Handle vector zeros.
4986 (ix86_split_to_parts): Handle CONST_VECTOR.
4987 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4988 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4989 what modes to tie for MMX and SSE registers.
4990 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4991 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4992 to vector modes as well.
4993 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4994 properly as an input mode.
4996 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4998 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5000 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5002 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5004 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5006 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5007 and local functions, set sse_nregs to 8 and float_in_sse.
5008 (function_arg_advance, function_arg): If float_in_sse, pass
5009 SFmode and DFmode arguments in SSE registers.
5010 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5012 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5013 of -funit-at-a-time.
5015 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5017 * config/i386/i386-protos.h (ix86_function_value): Accept two
5018 arguments, like the target macro.
5019 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5020 * config/i386/i386.c (ix86_function_value): Accept the second
5021 argument of the target macro.
5022 (ix86_function_ok_for_sibcall): Pass a function pointer to
5023 ix86_function_value.
5024 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5025 call to ix86_value_regno).
5026 (ix86_value_regno): Add support for returning floating point values
5029 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5031 PR tree-optimization/20076
5032 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5033 that call __builtin_return or __builtin_apply_args.
5035 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5037 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5038 Use immediate use iterator.
5039 (stmt_is_bumper_for_loop): Use immediate use iterator.
5040 * predict.c (strip_builtin_expect): Use update_stmt.
5041 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5042 on all elements of a STATEMENT_LIST.
5043 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5044 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5045 (bsi_replace): Mark stmt as modified and the update it.
5046 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5047 (expand_complex_libcal): Call update_stmt.
5048 (expand_complex_comparison): Call mark_stmt_modified.
5049 (expand_complex_operations_1): Call update_stmt_if_modified.
5050 (expand_vector_operations_1): Call mark_stmt_modified.
5051 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5052 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5053 add_immediate_use, redirect_immediate_use,
5054 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5055 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5056 (mark_new_vars_to_rename): Call update_stmt.
5057 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5058 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5060 (unmodify_stmt): Delete.
5061 (update_stmt): New. Force an update of a stmt.
5062 (update_stmt_if_modified): update a stmt if it is out of date.
5063 (get_stmt_operands): Verify stmt is NOT modified.
5064 (stmt_modified_p): Update comment.
5065 (delink_imm_use): Remove a use node from its immuse list.
5066 (link_imm_use_to_list): Link a use node to a specific list.
5067 (link_imm_use): Link a node to the correct list.
5068 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5069 it in the correct list, if appropriate.
5070 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5071 (relink_imm_use): Link a use node in place of another node in a list.
5072 (relink_imm_use_stmt): LInk a node in place of another node, and set
5074 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5075 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5076 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5077 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5078 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5079 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5080 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5081 (has_zero_uses): New. Return true if there are no uses of a var.
5082 (has_single_use): New. Return true if there is only a single use of a
5084 (single_imm_use): New. Return the simgle immediate use.
5085 (num_imm_uses): New. Return the number of immediate uses.
5086 (get_v_must_def_ops): Use is now a pointer.
5087 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5088 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5090 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5091 (delink_stmt_imm_use): Delink all immuses from a stmt.
5092 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5093 * tree-flow.h (struct dataflow_d): Delete.
5094 (immediate_use_iterator_d): New. Immediate use iterator struct.
5095 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5096 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5097 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5099 (struct stmt_ann_d): Remove dataflow_t from struct.
5100 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5101 (if_convertible_phi_p): Use FAST immuse iterator.
5102 (if_convertible_loop_p): Don't call compute_immediate_uses.
5103 (replace_phi_with_cond_modify_expr): Call update_stmt.
5104 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5105 update_stmt_if_modified.
5106 (rewrite_all_into_ssa): Initialize ssa operands.
5107 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5108 compute_immediate_uses.
5109 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5110 ssa_property is available.
5111 (execute_one_pass): Change parameters passed to execute_todo.
5112 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5113 (remove_ssa_form): Call fini_ssa_operands.
5114 (insert_backedge_copies): Delete call to modify_stmt.
5115 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5116 (release_phi_node): Delink any use nodes before releasing.
5117 (resize_phi_node): Relink any use nodes.
5118 (remove_phi_arg_num): Delink the use node.
5119 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5120 (remove_all_phi_nodes_for): Release phi node first.
5121 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5122 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5123 (scalarize_use, scalarize_copy): Call update_stmt.
5124 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5125 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5126 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5127 (ccp_initialize): Remove call to compute_immediate_uses.
5128 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5129 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5131 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5132 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5133 (eliminate_redundant_computations): Call mark_stmt_modified.
5134 (cprop_operand): Call mark_stmt_modified.
5135 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5136 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5137 (dse_optimize_stmt): Use new immuse interface.
5138 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5139 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5140 (substitute_single_use_vars): Use new immuse interface.
5141 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5142 and compute_immediate_uses.
5143 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5145 (rewrite_mem_refs): Call update_stmt.
5146 (determine_lsm): Remove call to compute_imm_uses and free_df.
5147 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5148 (try_unroll_loop_completely): Call update_stmt.
5149 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5150 (rewrite_use_compare): Call update_stmt.
5151 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5152 (rewrite_use) : Call update_stmt.
5153 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5154 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5156 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5157 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5158 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5160 (initialize_vuse_operand): New. Initialize a vuse operand.
5161 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5162 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5163 (finalize_ssa_defs): Use stmt parameter.
5164 (correct_use_link): Ensure a use node is in the correct list, and has
5165 the correct stmt pointer.
5166 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5167 finalize_ssa_v_must_defs): Also initialize use nodes.
5168 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5169 (build_ssa_operands): Seperate parsing from final operand construction.
5170 (parse_ssa_operands): New. Parse entry point for operand building.
5171 (swap_tree_operands): New. Swap 2 tree operands.
5172 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5174 (get_expr_operands): Call swap_tree_operands when needed.
5175 (copy_virtual_operands): Use initialize routines for virtual use ops.
5176 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5177 (verify_abort): New. Issue imm_use error.
5178 (verify_imm_links): New Verify imm_use links for a var.
5179 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5180 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5181 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5182 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5183 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5184 (NULL_USE_OPERAND_P) Define.
5185 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5187 (struct vuse_operand_type): New struct.
5188 (SET_USE): Call set_ssa_use_from_ptr.
5190 (PHI_ARG_INDEX_FROM_USE): Define.
5191 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5192 argument via SET_USE, not PHI_ARG_DEF_TREE.
5193 * tree-ssa-pre.c (eliminate): Call update_stmt.
5194 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5196 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5197 (nearest_common_dominator_of_uses): Use imm_use iterator.
5198 (statement_sink_location): Use imm_use iterator and interface.
5199 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5200 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5201 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5202 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5203 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5204 if new parameter is true.
5205 (init_tree_ssa): Don't initialize operand cache here.
5206 (delete_tree_ssa): Don't destroy operand cache here.
5207 (propagate_into_addr): Pass in a use pointer, return true if anything
5209 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5210 (check_phi_redundancy): Use imm_use iterator.
5211 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5213 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5214 (release_ssa_name): Delink node and all elements in its imm_use list.
5215 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5216 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5217 * tree-vectorizer.c (need_imm_uses_for): Delete.
5218 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5219 * tree.h (struct ssa_imm_use_d): Define.
5220 (SSA_NAME_IMM_USE_NODE): Define.
5221 (struct tree_ssa_name): Add imm_use node.
5223 (PHI_ARG_IMM_USE_NODE): Define.
5224 (struct phi_arg_d): Add imm_use node.
5225 (struct tree_phi_node): Remove struct dataflow_d element.
5226 (TDF_STMTADDR): Define.
5228 2005-04-05 Dale Johannesen <dalej@apple.com>
5230 * doc/invoke.texi (Optimization Options): Remove
5231 duplicate -fcse-follow-jumps. Add -fweb.
5232 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5233 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5235 2005-04-05 Per Bothner <per@bothner.com>
5237 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5238 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5239 (warn_uninit): Get EXPR_LOCUS from context now instead.
5240 This fixes a USE_MAPPED_LOCATION testsuite failure.
5242 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5244 2005-04-05 Per Bothner <per@bothner.com>
5246 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5247 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5248 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5251 2004-04-05 Devang Patel <dpatel@apple.com>
5253 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5254 (lhsr<mode>3): ... new name.
5255 (altivec_vsra<VI_char>): Rename to ..
5256 (ashr<mode>3): ... new name.
5257 * config/rs6000/rs6000.c (builtin_description): Rename shift
5260 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5262 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5263 gen_lowpart_for_combine.
5264 * cse.c (gen_lowpart_if_possible): Move...
5265 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5267 (gen_lowpart_no_emit_general): Use it.
5269 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5271 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5274 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5276 * system.h: Fix typo.
5278 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5280 * config/bfin/bfin-modes.def: New file.
5281 * config/bfin/bfin-protos.h: New file.
5282 * config/bfin/bfin.c: New file.
5283 * config/bfin/bfin.h: New file.
5284 * config/bfin/bfin.md: New file.
5285 * config/bfin/bfin.opt: New file.
5286 * config/bfin/crti.s: New file.
5287 * config/bfin/crtn.s: New file.
5288 * config/bfin/elf.h: New file.
5289 * config/bfin/lib1funcs.asm: New file.
5290 * config/bfin/predicates.md: New file.
5291 * config/bfin/t-bfin: New file.
5292 * config/bfin/t-bfin-elf: New file.
5293 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5294 Document new attributes.
5295 (interrupt, interrupt_handler, saveall): Update documentation for
5297 * doc/install.texi (Specific): Add entry for the Blackfin.
5298 * doc/invoke.texi (Blackfin Options): New section.
5299 * doc/md.texi (Blackfin family): New section to document constraints.
5300 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5302 2005-04-05 Olivier Hainque <hainque@adacore.com>
5304 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5305 match what the system unwinder expects.
5306 * config/mips/mips.c (mips_frame_set): If we're saving the return
5307 address register and the dwarf return address column number differs
5308 from the hard register number, adjust the note reg to refer to the
5311 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5313 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5314 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5315 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5316 (processor_type): New enum.
5317 (mn10300_processor): New variable.
5318 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5319 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5320 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5321 (PROCESSOR_DEFAULT): New macro.
5322 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5323 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5324 (mn10300_handle_option, mn10300_override_options): New functions.
5325 * config/mn10300/mn10300.opt: New file.
5327 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5328 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5330 PR tree-optimization/19903
5331 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5332 that don't fit in their type after conversion.
5334 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5337 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5338 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5339 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5340 flag here. Implement using define_insn_and_split.
5341 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5342 (frndintxf2_mask_pm_i387): New insn patterns.
5343 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5344 Do not set ix86_optimize_mode_switching flag.
5345 (ceilsf2, ceildf2, ceilxf2): Same.
5346 (btruncsf2, btruncdf2, btruncxf2): Same.
5347 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5349 2005-04-05 Ian Lance Taylor <ian@airs.com>
5352 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5353 i386_pe_record_external_function.
5354 (i386_pe_record_external_function): Update declaration.
5355 * config/i386/winnt.c (struct extern_list): Add decl field.
5356 (i386_pe_record_external_function): Add decl parameter.
5357 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5359 * config/i386/i386-protos.h (i386_pe_record_external_function):
5362 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5364 * config/m68k/m68k-protos.h: Add a prototype for
5365 valid_dbcc_comparison_p_2.
5366 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5367 extend_operator, const_uint32_operand, const_sint32_operand,
5368 general_src_operand, nonimmediate_src_operand,
5369 memory_src_operand, post_inc_operand, pre_dec_operand,
5370 pcrel_address): Move to predicates to predicates.md.
5371 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5372 * config/m68k/m68k.md: Include predicates.md.
5373 * config/m68k/predicates.md: New.
5375 2005-04-04 Roger Sayle <roger@eyesopen.com>
5377 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5379 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5381 2005-04-04 Ian Lance Taylor <ian@airs.com>
5383 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5385 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5386 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5387 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5388 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5389 * c-common.c (c_do_switch_warnings_1): New static function broken
5390 out of c_do_switch_warnings.
5391 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5392 (c_do_switch_expr_warnings): New function.
5393 * c-common.h (c_do_switch_expr_warnings): Declare.
5395 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5396 Daniel Jacobowitz <dan@codesourcery.com>
5398 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5400 * rtlanal.c (may_trap_p): Same.
5402 2005-04-04 Dale Johannesen <dalej@apple.com>
5404 * ChangeLog: remove reference to ChangeLog.12.
5406 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5408 CRIS epilogue as RTL.
5409 * config/cris/cris.md: Change all 0 in unspec 0 to
5411 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5412 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5414 ("return"): Change to define_expand. Call cris_expand_return for
5416 ("*return_expanded"): New pattern.
5417 ("epilogue"): New define_expand.
5418 * config/cris/cris.h (PREDICATE_CODES): Add
5419 cris_load_multiple_op.
5420 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5422 (enum cris_retinsn_type): New.
5423 (struct machine_function): New member return_type.
5424 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5425 (cris_target_asm_function_epilogue): Remove, moving RTLified
5427 (cris_expand_epilogue): New function.
5428 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5429 (cris_gen_movem_load, cris_load_multiple_op)
5430 (cris_return_address_on_stack_for_return, cris_expand_return): New
5432 (cris_target_asm_function_prologue)
5433 (cris_initial_frame_pointer_offset): Call
5434 cris_reg_saved_in_regsave_area instead of complicated expression.
5435 Call cris_return_address_on_stack instead of an expression.
5436 (cris_print_operand) <case 'o', case 'O'>: New cases.
5437 (cris_return_address_on_stack): Change return-type to bool.
5438 (cris_simple_epilogue): Ditto. Return false if registers are
5440 * config/cris/cris-protos.h (cris_simple_epilogue)
5441 (cris_return_address_on_stack): Adjust prototype return type.
5442 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5443 (cris_return_address_on_stack_for_return): New prototypes.
5445 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5447 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5448 gpr_or_int12_operand.
5450 * config/frv/frv-protos.h: Add a prototype to
5451 frv_legitimate_memory_operand and frv_const_unspec_p.
5452 (frv_unspec): Move from frv.c.
5453 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5454 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5455 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5456 gpr_or_fpr_operand, gpr_or_int12_operand,
5457 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5458 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5459 int6_operand, int5_operand, uint5_operand, uint4_operand,
5460 uint1_operand, int_2word_operand, uint16_operand,
5461 upper_int16_operand, integer_register_operand,
5462 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5463 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5464 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5465 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5466 move_destination_operand, movcc_fp_destination_operand,
5467 frv_function_symbol_referenced_p, move_source_operand,
5468 condexec_dest_operand, condexec_source_operand,
5469 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5470 const_unspec_operand, gpr_or_memory_operand,
5471 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5472 icc_operand, fcc_operand, cc_operand, icr_operand,
5473 fcr_operand, cr_operand, call_operand, sibcall_operand,
5474 symbolic_operand, relational_operator,
5475 integer_relational_operator, float_relational_operator,
5476 ccr_eqne_operator, minmax_operator,
5477 condexec_si_binary_operator, condexec_si_media_operator,
5478 condexec_si_divide_operator, condexec_si_unary_operator,
5479 condexec_sf_conv_operator, condexec_sf_add_operator,
5480 condexec_memory_operand, intop_compare_operator, acc_operand,
5481 even_acc_operand, quad_acc_operand, accg_operand: Move to
5483 * config/frv/frv.h (PREDICATE_CODES): Remove.
5484 * config/frv/frv.md: Include predicates.md.
5485 * config/frv/predicates.md: New.
5487 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5490 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5491 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5492 (add_standard_iv_candidates_for_size): New function, extracting code
5493 from add_standard_iv_candidates and parameterizing it by type size.
5494 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5496 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5498 * system.h (GCOV_SIZE_TYPE): Unposion.
5499 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5500 (GCOV_TYPE_SIZE): ...this new macro.
5501 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5502 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5503 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5504 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5505 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5506 instead of unsigned_intSI_type_node.
5507 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5508 (rtl_gen_one_value_profiler_no_edge_manipulation)
5509 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5510 * value-prof.c: Include coverage.h.
5512 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5513 Diego Novillo <dnovillo@redhat.com>
5515 Fix PR tree-optimization/20703
5516 Fix PR tree-optimization/20725
5518 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5519 (create_expression_by_pieces): Ditto.
5520 (valid_in_set): Ditto. Also handle tcc_declaration.
5521 (find_or_generate_expression): Handle comparison class.
5522 (insert_into_preds_of_block): Ditto.
5523 (insert_aux): Ditto.
5524 (create_value_expr_from): Handle comparison class, recursively
5525 handle reference nodes.
5526 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5527 (execute_pre): Fix spacing.
5528 (do_fre): Renamed to execute_fre.
5530 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5532 * doc/invoke.texi (SPARC options): Document that
5533 -mlittle-endian is not supported on Linux either.
5535 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5539 * config.gcc (Obsolete configurations): Remove
5540 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5541 (sparclite-*-coff*): Delete.
5542 (sparclite-*-elf*): Likewise.
5543 (sparc86x-*-elf*): Likewise.
5544 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5545 * config/sparc/lite.h: Delete.
5546 * config/sparc/litecoff.h: Likewise.
5547 * config/sparc/liteelf.h: Likewise.
5548 * config/sparc/sp86x-elf.h: Likewise.
5549 * config/sparc/t-sparclite: Likewise.
5550 * config/sparc/t-sp86x: Likewise.
5552 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5554 * config/s390/s390-protos.h: (s390_comparison,
5555 s390_alc_comparison, s390_slb_comparison, const0_operand,
5556 consttable_operand, larl_operand, s_operand,
5557 shift_count_operand, bras_sym_operand, load_multiple_operation,
5558 store_multiple_operation, s390_plus_operand): Remove prototypes.
5559 (s390_legitimate_address_without_index_p): New prototype.
5560 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5562 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5563 const0_operand, consttable_operand, larl_operand, s_operand,
5564 shift_count_operand, bras_sym_operand, load_multiple_operation,
5565 store_multiple_operation, s390_plus_operand): Move to
5567 (check_mode): Remove.
5568 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5570 (s390_legitimate_address_without_index_p): New.
5571 * config/s390/s390.h (PREDICATE_CODES): Remove.
5572 * config/s390/s390.md: Include predicates.md.
5573 * config/s390/predicates.md: New.
5575 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5578 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5579 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5580 (NEED_INDICATE_EXEC_STACK): Define to 1.
5581 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5582 (NEED_INDICATE_EXEC_STACK): Define to 1.
5583 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5584 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5585 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5586 (pic_helper_emitted_p): New global.
5587 (emit_pic_helper): New function extracted from...
5588 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5589 Do not call emit_pic_helper if delay_pic_helper is true.
5590 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5591 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5592 (sparc_file_end): New function.
5594 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5596 * config/mcore/mcore-protos.h: Remove the prototypes for
5597 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5598 mcore_general_movdst_operand, mcore_reload_operand,
5599 mcore_arith_J_operand, mcore_arith_K_operand,
5600 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5601 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5602 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5603 mcore_literal_K_operand, mcore_addsub_operand,
5604 mcore_compare_operand, mcore_load_multiple_operation,
5605 mcore_store_multiple_operation, mcore_call_address_operand.
5606 Add a prototype for const_ok_for_mcore.
5607 * config/mcore/mcore.c (mcore_call_address_operand,
5608 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5609 mcore_arith_reg_operand, mcore_reload_operand,
5610 mcore_arith_J_operand, mcore_arith_K_operand,
5611 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5612 mcore_arith_M_operand, mcore_arith_imm_operand,
5613 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5614 mcore_literal_K_operand, mcore_addsub_operand,
5615 mcore_compare_operand, mcore_load_multiple_operation,
5616 mcore_store_multiple_operation): Move to predicates.md.
5617 (const_ok_for_mcore): Export.
5618 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5619 * config/mcore/mcore.md: Include predicates.md.
5620 * config/mcore/predicates.md: New.
5622 * config/mcore/predicates.md: Fix a comment typo.
5624 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5625 Adrian Straetling <straetling@de.ibm.com>
5627 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5628 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5629 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5631 ("imul"): Removed from "type" attribute.
5632 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5633 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5634 Changed type to imulsi.
5635 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5637 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5639 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5640 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5641 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5642 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5643 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5644 (TARGET_SWITCHES, mcore_stack_increment_string)
5645 (TARGET_OPTIONS): Delete.
5646 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5647 than *_BIT constants.
5648 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5649 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5650 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5651 (mcore_override_options): Delete mcore_stack_increment code.
5652 Change use of M340_BIT to MASK_M340.
5653 * config/mcore/mcore.opt: New file.
5655 2005-04-04 Ian Lance Taylor <ian@airs.com>
5657 * config/arm/arm.c (replace_symbols_in_block): Remove static
5660 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5662 * config/fr30/fr30-protos.h: Remove the prototypes for
5663 stack_add_operand, add_immediate_operand,
5664 high_register_operand, low_register_operand, call_operand,
5665 di_operand, and nonimmediate_di_operand.
5666 * config/fr30/fr30.c (stack_add_operand,
5667 add_immediate_operand, high_register_operand,
5668 low_register_operand, call_operand, di_operand,
5669 nonimmediate_di_operand): Move to predicates.md.
5670 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5671 * config/fr30/fr30.md: Include predicates.md.
5672 * config/fr30/predicates.md: New.
5674 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5675 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5676 mcore_call_address_operand.
5678 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5679 general_movsrc_operand.
5681 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5683 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5686 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5689 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5692 2005-04-04 Richard Henderson <rth@redhat.com>
5693 Jakub Jelinek <jakub@redhat.com>
5695 PR rtl-optimization/16104
5696 * fold-const.c (fold_unary): Fix folding of vector conversions.
5698 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5700 * config.gcc (xstormy16-*-elf): Set extra_options.
5701 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5702 * config/stormy16/stormy16.opt: New file.
5704 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5706 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5707 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5708 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5709 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5710 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5711 (TARGET_UNIX_ASM): Delete.
5712 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5713 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5714 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5715 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5716 * config/pdp11/pdp11.opt: New file.
5718 2005-04-03 Roger Sayle <roger@eyesopen.com>
5719 Alexandre Oliva <aoliva@redhat.com>
5722 * fold-const.c (non_lvalue): Split tests into...
5723 (maybe_lvalue_p): New function.
5724 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5725 C++ front-end prior to lowering into gimple form.
5727 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5729 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5730 BUILT_IN_STRNCASECMP): New.
5731 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5734 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5737 * arm.md (addsi3_compare0_for_combiner): Delete.
5738 (addsi3_compare0_scratch_for_combiner): Delete.
5739 (cmpsi_neg_shiftsi): Delete.
5740 (compare_negsi_si): New pattern.
5741 (cmpsi_negshiftsi_si): New pattern.
5742 (negated_cbranchsi4): Restrict to equality_operator.
5744 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5747 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5749 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5752 * doc/install.texi: Fix a typo.
5754 2005-04-03 Steven Bosscher <stevenb@suse.de>
5757 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5758 a computed goto if the edge to the computed goto block has
5759 incoming abnormal edges. Clarify how the function works.
5761 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5763 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5764 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5765 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5766 hash_scan_set, reg_set_between_after_reload_p,
5767 reg_used_between_after_reload_p, get_avail_load_store_reg,
5768 eliminate_partially_redundant_load): Likewise.
5769 * postreload.c (reload_cse_simplify_set,
5770 reload_combine_note_use): Likewise.
5771 * predict.c (predict_insn, expected_value_to_br_prob,
5772 propagate_freq, expensive_function_p): Likewise.
5773 * print-rtl.c (print_rtx): Likewise.
5774 * profile.c (instrument_edges, instrument_values,
5775 compute_branch_probabilities, branch_prob, union_groups,
5776 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5777 * protoize.c (in_system_include_dir, file_could_be_converted,
5778 file_normally_convertible, gen_aux_info_file, seek_to_line,
5779 do_cleaning): Likewise.
5780 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5781 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5782 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5784 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5786 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5787 * modulo-sched.c (undo_replace_buff_elem): New structure.
5788 (kernel_number_of_cycles, ps_unschedule_node,
5789 undo_generate_reg_moves,free_undo_replace_buff,
5790 undo_permute_partial_schedule, loop_single_full_bb_p,
5791 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5792 build_loops_structure, get_sched_window): New.
5793 (generate_reg_moves): Return undo_replace_buff_elem and other
5795 (generate_prolog_epilog): Remove old loop versioning.
5796 (sms_schedule): Use loop information and loop_version.
5797 (sms_schedule_by_order): Split part of it to get_sched_window.
5798 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5799 cfg_layout_finalize and free_dominance_info before/after SMS.
5801 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5803 * cfghooks.c (lv_flush_pending_stmts,
5804 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5805 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5806 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5807 lv_add_condition_to_bb,
5808 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5809 flush_pending_stmts): New in cfg_hooks structure.
5810 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5811 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5812 lv_add_condition_to_bb): New declarations.
5813 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5815 (loop_version): Declare.
5816 * cfgloopmanip.c (cfghooks.h): Include.
5817 (duplicate_loop_to_header_edge): Change return type to bool.
5818 (loop_version, lv_adjust_loop_entry_edge): Move here.
5819 * cfgrtl.c (cfgloop.h): Include.
5820 (rtl_verify_flow_info_1): Fix.
5821 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5822 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5824 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5825 tree_lv_add_condition_to_bb): New.
5826 (tree_cfg_hooks): Add new hooks to initialization.
5827 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5828 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5830 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5832 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5833 xstormy16_below100_or_register,
5834 xstormy16_splittable_below100_or_register, and
5835 nonimmediate_nonstack_operand.
5837 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5838 xstormy16_ineqsi_operator, equality_operator,
5839 inequality_operator, shift_operator,
5840 xstormy16_below100_operand, xstormy16_below100_or_register,
5841 xstormy16_splittable_below100_or_register,
5842 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5843 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5844 equality_operator, inequality_operator,
5845 xstormy16_below100_operand, xstormy16_below100_or_register,
5846 xstormy16_splittable_below100_or_register,
5847 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5848 nonimmediate_nonstack_operand, shift_operator): Move to
5850 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5851 * config/stormy16/stormy16.md: Include predicates.md.
5852 * config/stormy16/predicates.md: New.
5854 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5856 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5857 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5858 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5859 move_operand, power_of_2_operand): Move to predicates.md.
5860 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5861 PREDICATE_CODE): Remove.
5862 * config/iq2000/iq2000.md: Include predicates.md.
5863 * config/iq2000/predicates.md: New.
5865 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5867 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5868 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5869 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5870 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5871 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5872 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5873 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5874 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5875 (TARGET_M68HC11): Delete.
5876 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5877 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5878 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5879 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5880 (nb_soft_regs): Delete.
5881 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5882 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5883 and MASK_M6812 being set simultaneously. Change the code that sets
5884 the default m68hc11_soft_reg_count to use integers instead of strings.
5885 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5886 m68hc11_soft_reg_count (which now has an int type) as the number
5888 * config/m68hc11/m68hc11.opt: New file.
5890 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5892 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5893 fp_displacement_operand, sp_displacement_operand.
5895 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5897 Remove the prototypes for tst_operand, cmp_operand,
5898 stack_register_operand, d_register_operand,
5899 hard_addr_reg_operand, splitable_operand,
5900 m68hc11_logical_operator, m68hc11_arith_operator,
5901 m68hc11_non_shift_operator, m68hc11_shift_operator,
5902 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5903 non_push_operand, hard_reg_operand, and
5904 reg_or_some_mem_operand.
5905 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5907 (tst_operand, cmp_operand, non_push_operand,
5908 splitable_operand, reg_or_some_mem_operand,
5909 stack_register_operand, d_register_operand,
5910 hard_addr_reg_operand, hard_reg_operand,
5911 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5912 m68hc11_arith_operator, m68hc11_non_shift_operator,
5913 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5915 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5916 * config/m68hc11/m68hc11.md: Include predicates.md.
5917 * config/m68hc11/predicates.md: New.
5919 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5922 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5923 change checked in along with 2005-03-03's patch for debug/20253.
5924 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5925 (remap_decl): Insert type decl in map earlier.
5927 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5929 PR tree-optimization/20640
5930 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5931 post-dominator if it has phi nodes.
5932 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5933 before dead statements.
5935 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5938 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5940 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5942 PR rtl-optimization/20290
5943 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5944 in every iteration if the entry point is the exit test.
5946 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5948 * config/cris/cris.md (attribute "length"): Define.
5950 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5952 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5953 (word_offset_memref_operand): New.
5954 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5955 (indexed_or_indirect_operand): Delete.
5956 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5957 (indexed_or_indirect_operand): Delete.
5959 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5962 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5965 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5966 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5968 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5970 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5972 2005-04-01 Ian Lance Taylor <ian@airs.com>
5974 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5975 (rus, prus): Remove static variables.
5976 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5977 (process_command): Permit report_times and use_pipes together.
5979 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5981 * c-decl.c (validate_proto_after_old_defn): Look at
5982 TYPE_MAIN_VARIANT of argument types.
5984 2005-04-01 Paul Brook <paul@codesourcery.com>
5986 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5987 (arm_output_function_epilogue): Allow call_via_SP.
5988 (thumb_call_via_reg, arm_file_end): Ditto.
5989 * config/arm/arm.h (struct machine_function): Include space for SP.
5990 (thumb_call_via_label): Update declaration.
5992 2005-04-01 Ian Lance Taylor <ian@airs.com>
5994 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5995 doing a peephole optimization, once again put any notes in the
5998 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6000 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6002 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6004 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6005 (block_alloc, find_free_reg): Likewise.
6006 * loop-doloop.c (doloop_modify): Likewise.
6007 * loop-invariant.c (record_use): Likewise.
6008 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6009 get_iv_value, canon_condition, eliminate_implied_condition,
6010 eliminate_implied_condition, simplify_using_initial_values,
6011 shorten_into_mode, canonicalize_iv_subregs,
6012 iv_number_of_iterations): Likewise.
6013 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6014 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6015 unswitch_loop): Likewise.
6016 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6017 move_movables, replace_call_address, find_and_verify_loops,
6018 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6019 record_giv, final_giv_value, general_induction_var,
6020 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6021 loop_giv_dump): Likewise.
6023 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6024 GCOV_CHECK_WRITING): Remove.
6025 (gcov_position, gcov_rewrite): Use gcc_assert.
6026 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6027 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6028 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6031 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6033 * tree-inline.c: Fix a typo.
6035 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6037 * configure.ac (enable-checking): Explicitly set all variables for
6038 collective switch values. Alphabetize variables. Rename
6039 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6041 * doc/install.texi (enable-checking): Update documentation.
6042 * configure: Rebuilt.
6044 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6046 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6049 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6051 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6052 Also reject cases where this pattern will cause load delay stalls
6053 unless optimizing for size and it will produce a shorter sequence.
6054 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6055 variants to avoid pre-adjusting the base when possible.
6057 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6059 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6060 the frame and argument pointers.
6061 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6062 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6063 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6064 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6065 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6066 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6068 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6070 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6071 with entry for selectany attribute.
6072 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6074 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6075 (i386_pe_asm_named_section): Handle sections generated by
6076 selectany attribute.
6077 * doc/extend.texi (selectany): Document attribute.
6079 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6080 Jan Hubicka <jh@suse.cz>
6082 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6083 to fix addresses involving EBP and ESP.
6084 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6085 for SUBREGed registers.
6086 (legitimate_address_p): Accept SUBREGed registers.
6088 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6091 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6092 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6095 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6097 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6099 2005-04-01 James E Wilson <wilson@specifixinc.com>
6102 * dwarf2out.c (rtl_for_decl_init): New function.
6103 (rtl_for_decl_location): Extracted from here.
6104 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6105 add_const_value_attribute. Delete initializer_constant_valid_p call.
6107 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6109 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6110 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6111 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6112 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6113 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6114 config/i386/i386.md, config/rs6000/predicates.md,
6115 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6116 config/s390/s390.c, config/stormy16/stormy16.c,
6117 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6120 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6123 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6124 COND_EXPR and CALL_EXPR.
6126 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6129 * genautomata.c (first_cycle_unit_presence): Check all alternative
6130 states for unit presence.
6132 * doc/md.texi: Remove remark about impossibility to query unit
6133 presence in non nondeterministic automaton state.
6135 * config/ia64/ia64.c (get_template): Change order of unit querying.
6137 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6139 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6142 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6144 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6145 flag for edges outside any loops.
6147 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6149 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6151 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6153 * tree-ssa-alias.c: Follow spelling conventions.
6154 * doc/tree-ssa.texi: Fix a typo.
6156 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6158 * postreload-gcse.c: Include target.h.
6159 (gcse_after_reload_main): Return early if we cannot modify jumps.
6160 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6162 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6164 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6165 expensive operations.
6167 2005-03-31 Ian Lance Taylor <ian@airs.com>
6169 * collect2.c (lderrout): New variable.
6170 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6171 if it is set, to stderr.
6172 (handler): Unlink lderrout if it is set.
6173 (dump_file): Add "to" parameter. Change all callers.
6174 (main): Initialize lderrout.
6175 (collect_execute): Add errname parameter. Change all callers.
6176 Rename redir parameter to outname. Never pass
6177 PEX_STDERR_TO_STDOUT to pex_run.
6178 * collect2.h (collect_execute, dump_file): Update declarations.
6179 * tlink.c (tlink_execute): Add errname parameter. Change all
6181 (do_tlink): Check lderrout as well as ldout.
6183 2005-03-31 Caroline Tice <ctice@apple.com>
6185 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6186 (bb-reorder.o): Add errors.h to list of requirements.
6187 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6188 profiledbootstrap flags.
6189 * bb-reorder.c (errors.h): Add new include.
6190 (struct bbro_basic_block_data_def): Add new field, in_trace.
6191 (add_unlikely_executed_notes): Remove function.
6192 (mark_bb_for_unlikely_executed_section): Remove function.
6193 (insert_section_boundary_note): New function.
6194 (verify_hot_cold_block_grouping): New function.
6195 (push_to_next_round_p): Remove variables and tests that push all
6196 cold blocks to last round.
6197 (find_traces): Remove code that added extra round of trace finding
6198 when doing partitioning.
6199 (find_traces_1_round) : Remove variable last_round; add code to
6200 update new struct field, in_trace; correct trace_length where it was
6201 incorrect before (after call to copy_bb); change code that pushed all
6202 cold blocks to last round. Instead verify that all blocks going into
6203 a trace belong in the same partition.
6204 (connect_traces): Modify to connect the traces in two passes, if the
6205 function contains both hot and cold blocks. The first pass connects
6206 all the traces for blocks in the partition that the first block in
6207 the function belongs to; the second pass connnects all the traces
6208 containing blocks that belong in the other partition.
6209 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6210 code that automatically put the first block in a function into the
6211 hot partition if the function had any hot blocks.
6212 (fix_crossing_unconditional_branches): Check number of succ edges
6213 before attempting to get one.
6214 (fix_edges_for_rarely_executed_code): Update comment describing
6216 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6217 remove call to add_unlikely_executed_notes; add call to
6218 verify_hot_cold_block_grouping.
6219 (duplicate_computed_gotos): Don't change computed goto if it's a
6221 (partition_hot_cold_basic_blocks): Update function comment.
6222 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6224 (try_forward_edges): Likewise.
6225 (merge_blocks_move_predecessor_nojumps): Likewise.
6226 (merge_blocks_move_successor_nojumps): Likewise.
6227 (merge_blocks_move): Likewise.
6228 (try_crossjump_bb): Likewise.
6229 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6230 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6231 notes to cold bb's; remove call to update_unlikely_executed_notes.
6232 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6233 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6234 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6235 function declaration.
6236 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6238 (rtl_can_merge_blocks): Remove redundancy from condition.
6239 (try_redirect_by_replacing_jump): Likewise.
6240 (force_nonfallthru_and_redirect): Remove code for adding
6241 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6242 (commit_one_edge_insertion): Likewise.
6243 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6244 * dbxout.c (FORCE_TEXT): Replace function_section with
6245 current_function_section.
6246 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6247 function, switch_text_section.
6248 (struct xcoff_debug): Likewise.
6249 (dbxout_function_end): Add code to put out label diffs for both
6250 hot and cold sections.
6251 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6252 for new debug_hooks funciton, switch_text_section..
6253 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6254 switch_text_section.
6255 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6256 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6257 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6258 dw_fde_switched_sections.
6259 (output_call_frame_info): Add test to see if function switches text
6260 sections in the middle; if so, use appropriate extra hot and cold
6261 section labels to compute size deltas for the hot and cold sections.
6262 (dwarf2out_begin_prologue): Add code to initialize new fields in
6264 (dwarf2out_switch_text_section): New function (invoked through
6265 debug_hook); updates new fields in dw_fde_struct appropriately and
6266 increments separate_line_info_table_in_use.
6267 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6268 dwarf2out_switch_text_section.
6269 (struct var_loc_node): Add new field, section_label.
6270 (output_aranges): Add code to check whether in hot or cold section and
6271 use the appropriate label in calculating deltas.
6272 (output_ranges): Likewise.
6273 (output_line_info): Add code to check which section we're in and
6274 use appropriate hot/cold label.
6275 (add_location_or_constant_value_attribute): Likewise.
6276 (gen_subprogam_die): Modify arange attributes to use correct labels.
6277 (dwarf2out_begin_block): Change call to function_section into call to
6278 current_function_section.
6279 (dwarf2out_end_block): Likewise.
6280 (dwarf2out_source_line): Likewise.
6281 (dwarf2out_var_location): Add code to check whether in hot or cold
6282 section and use the appropriate label.
6283 * except.c (output_function_exception_table): Change call to
6284 function_section into call to current_function_section.
6285 * final.c (profile_function): Likewise.
6286 (scan_ahead_for_unlikely_executed_note): Remove function.
6287 (final_scan_insn): Remove calls to
6288 scan_ahead_for_unlikely_executed_note, and related code for switching
6289 to cold section, except for the single time
6290 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6291 debug_hooks->switch_text_sections; replace appropriate calls to
6292 function_section with calls to current_function_section.
6293 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6294 test_bb to condition.
6295 (find_if_case_2): Likewise.
6296 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6297 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6298 * opts.c (decode_options): Change warning about hot/cold partitioning
6299 with exceptionss to inform (so as not to cause bootstrap failures);
6300 remove warning about partitioning with DWARF debug info.
6301 * output.h (current_function_section): Add new function decl.
6302 (insert_section_boundary_note): Likewise.
6303 (enum in_section): Move this declaration here from varasm.c.
6304 (unlikely_section_label): Likewise.
6305 (unlikely_text_section_name): Likewise.
6306 (last_text_section_name): New global variable.
6307 (last_text_section): Likewise.
6308 (hot_section_label): Likewise.
6309 (hot_section_end_label): Likewise.
6310 (cold_section_end_label): Likewise.
6311 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6312 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6313 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6314 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6315 insn from consideration.
6316 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6317 switch_text_section.
6318 * varasm.c (basic-block.h): Add new include.
6319 (unlikely_section_label_printed): Remove global variable.
6320 (unlikely_section_label): Make global variable not be static any more.
6321 (unlikely_text_section_name): Likewise.
6322 (hot_section_end_label): New global variable (not static)
6323 (first_function_block_is_cold): Likewise.
6324 (hot_section_label): Likewise.
6325 (cold_section_end_label): Likewise..
6326 (last_text_section): New global variable, not static.
6327 (last_text_section_name): New global variable, not static.
6328 (initialize_cold_section_name): New function.
6329 (enum in_section): Move declaration to output.h.
6330 (text_section): Update last_text_section.
6331 (unlikely_text_section): Replace code to determine cold section name
6332 with call to initialize_cold_section_name; Add code to update
6333 last_text_section; remove code for printing out label.
6334 (named_section_real): Add code to update last_text_section and
6335 last_text_section_name as appropriate.
6336 (function_section): Change test for 'unlikely' to depend on
6337 first_function_block_is_cold (moved old test to
6338 current_function_section).
6339 (current_function_section): New function.
6340 (assemble_start_function): Move code that frees
6341 unlikely_text_section_name; initialize hot_section_end_label;
6342 print hot and cold section labels at the start of the function;
6343 set first_function_block_is_cold, if appropriate; initialize l
6344 ast_text_section; add call to insert_section_boundary_note.
6345 (assemble_end_function): Add code to write out hot and cold section
6347 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6348 switch_text_section.
6349 * config/darwin.c (machopic_select_section): Replace incorrect
6350 function in base_funs; update reloc for cold sections if necessary.
6351 * config/darwin.h (SECTION_FUNCTION): Add code to update
6352 last_text_section if appropriate.
6353 (text_unlikely_section): Remove.
6354 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6355 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6356 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6357 partitioning for this architecture.
6359 2005-03-31 Olivier Hainque <hainque@adacore.com>
6361 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6362 defined and non-zero.
6364 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6367 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6370 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6373 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6374 label operand. Remove (use (unspec..)). Don't emit a label on
6376 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6377 generate inline label for load_toc_v4_PIC_1b.
6378 (rs6000_emit_load_toc_table): Likewise.
6380 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6382 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6383 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6385 2005-03-29 Devang Patel <dpatel@apple.com>
6387 * tree-sra.c (decide_block_copy): Disable scalarization of
6390 2005-03-30 Stuart Hastings <stuart@apple.com>
6391 Dale Johannesen <dalej@apple.com>
6393 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6394 * print-tree.c (print_node): Add case STATEMENT_LIST.
6396 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6398 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6399 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6400 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6401 is given with "powerpc64*" or "all", or when --with-cpu chooses
6404 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6407 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6408 gen_lexical_block_die.
6409 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6411 2005-03-31 Jan Hubicka <jh@suse.cz>
6413 2004-11-02 Jan Hubicka <jh@suse.cz>
6415 * cgraph.c (cgraph_varpool_node_name): New function.
6416 (dump_cgraph_varpool_node): New function.
6417 (dump_varpool): New function.
6418 * cgraphunit.c (cgraph_optimize): Dump varpool.
6420 2004-10-16 Jan Hubicka <jh@suse.cz>
6422 * cgraph.c (decide_is_variable_needed): New function.
6423 (cgraph_varpool_finalize_decl): Use it.
6424 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6426 * final.c (output_addr_const): Do not call mark_referenced.
6427 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6428 always go via cgraph.
6429 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6430 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6431 * tree-optimize.c (execute_inline): Mark functions called.
6432 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6434 2004-10-11 Jan Hubicka <jh@suse.cz>
6436 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6437 (cgraph_varpool_last_needed_node): New static variable.
6438 (enqueue_needed_varpool_node): Break out from ...; add items to the
6439 end of queue; update first pointers.
6440 (cgraph_varpool_mark_needed_node): ... here.
6441 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6442 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6443 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6444 (cgraph_varpool_first_unanalyzed_node): Declare.
6445 * cgraphunit.c: Include output.h.
6446 (cgraph_varpool_analyze_pending_decls): New function.
6447 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6448 for errors, analyze pending decls.
6449 (cgraph_finalize_compilation_unit): Only analyze decls.
6450 (cgraph_optimize): Assemble the decls after expanding.
6452 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6454 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6455 subvars get marked properly in tags for grouping.
6456 (add_pointed_to_var): Mark only actual pointed to
6457 variables/subvars in addresses needed.
6458 (create_overlap_variables_for): Clear call clobbered on original
6460 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6461 addresable vars with subvars into list.
6462 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6465 2005-03-30 Richard Henderson <rth@redhat.com>
6467 * cgraph.h (struct cgraph_node): Add alias.
6468 * varasm.c (assemble_alias): Set it.
6469 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6470 avoid calling cgraph_expand_function.
6472 2005-03-30 Tom Tromey <tromey@redhat.com>
6474 * tree.def (FILE_TYPE): Removed.
6475 * typeclass.h (enum type_class): Removed file_type_class.
6476 * dwarf2out.c (is_base_type): Updated.
6477 (gen_type_die): Likewise.
6478 * dbxout.c (dbxout_type): Updated.
6479 * builtins.c (type_to_class): Updated.
6480 * tree.c (type_contains_placeholder_1): Updated.
6481 * config/sparc/sparc.c (sparc_type_code): Updated.
6482 * config/ia64/ia64.c (hfa_element_mode): Updated.
6483 * expr.c (count_type_elements): Updated.
6484 * stor-layout.c (layout_type): Updated.
6485 * tree-inline.c (remap_type): Updated.
6486 * tree-pretty-print.c (dump_generic_node): Updated.
6488 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6490 * builtins.c (expand_builtin_powi): Fix mode of
6491 2nd argument to match int.
6492 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6493 2nd argument type to int.
6494 * libgcc2.c: Change prototype of __powi* functions to use
6497 2005-03-30 Dale Johannesen <dalej@apple.com>
6500 * calls.c (expand_call): Flush pending deferrals before
6503 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6507 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6508 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6509 c_label_context, label_context_stack): New.
6510 * c-decl.c (define_label): Check for jumps into statement
6511 expressions. Add label to list of defined labels.
6512 (start_function): Push context on label_context_stack.
6513 (finish_function): Pop context from label_context_stack.
6514 * c-typeck.c (label_context_stack): New.
6515 (c_finish_goto_label): Check for jumps into statement
6516 expressions. Add label to list of jumped to labels.
6517 (struct c_switch): Add blocked_stmt_expr.
6518 (c_start_case): Initialize it.
6519 (do_case): Check it.
6520 (c_finish_case): Verify !blocked_stmt_expr.
6521 (c_begin_stmt_expr): Push context on label_context_stack.
6522 Increment blocked_stmt_expr. Mark labels jumped to from outside
6524 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6525 defined in the statement expression and no longer jumpable to.
6526 Mark labels jumped to from just outside the statement expression
6527 as again definable. Pop context from label_context_stack.
6528 * doc/extend.texi (Statement Exprs): Update.
6530 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6533 * c-decl.c (start_function): Check for old_decl being
6536 2005-03-30 Ian Lance Taylor <ian@airs.com>
6538 * final.c (final): Remove prescan parameter. Change all callers.
6539 (final_scan_insn): Remove prescan parameter. Change all callers.
6541 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6543 * tree-vectorizer.c: Fix comment typos.
6545 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6547 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6548 as soon as a chrec_dont_know is detected.
6550 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6552 Merge from csl-arm-branch.
6553 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6555 * tlink.c (recompile_files): Do not assume that "rename" can
6556 overwrite an existing file.
6558 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6560 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6561 * gcc/configure: Regenerate.
6563 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6565 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6567 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6569 * calls.c (struct arg_data): Update "partial" comment.
6570 (load_register_parameters): Update "nregs" comment.
6572 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6574 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6575 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6576 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6577 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6578 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6579 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6580 than target_flags & 0.
6581 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6582 (iq2000_arch, iq2000_parse_cpu): Delete.
6583 (TARGET_HANDLE_OPTION): Override default.
6584 (iq2000_handle_option): New function.
6585 (override_options): Remove -march= and -mcpu= handling.
6586 * config/iq2000/iq2000.opt: New file.
6588 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6590 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6591 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6592 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6593 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6594 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6595 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6596 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6597 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6598 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6599 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6600 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6601 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6602 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6603 (TARGET_OPTIONS): Delete.
6604 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6605 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6606 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6607 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6608 (c4x_cpu_version_string): Delete.
6609 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6610 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6611 equivalent -mcpu= option.
6612 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6613 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6614 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6615 or clearing the appropriate MASK_* bit.
6616 (c4x_file_start): Use c4x_cpu_version.
6617 * config/c4x/c4x.opt: New file.
6619 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6621 * doc/options.texi: Document the new MaskExists flag.
6622 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6623 if the option has the MaskExists flag.
6625 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6627 * opt-functions.awk (flag_set_p, test_flag): New functions.
6628 (switch_flags): Use them.
6629 * opth-gen.awk: Use flag_set_p to check for flags.
6630 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6632 2005-03-30 Ian Lance Taylor <ian@airs.com>
6634 * config.host (i[34567]86-*-mingw32*): Don't set
6635 host_can_use_collect2 to no.
6637 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6640 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6641 Remove convert_memory_address call duplicating that in memory_address.
6643 2005-03-29 Richard Henderson <rth@redhat.com>
6646 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6647 (build_compound_literal): Likewise. Propagate decl type into the
6649 (finish_decl): Likewise. Use new return value from complete_array_type
6650 for zero sized arrays.
6651 (complete_array_type): Move ...
6652 * c-common.c (complete_array_type): ... here. Change first argument
6653 to pointer-to-type-node. Consistently use sizetype for the index
6654 except for zero sized arrays. Detect zero sized arrays for pedantic
6655 mode diagnostics. Create a new type node instead of modifying the
6657 * c-tree.h (complete_array_type): Move decl ...
6658 * c-common.h (complete_array_type): ... here.
6660 2005-03-29 Richard Henderson <rth@redhat.com>
6663 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6665 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6667 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6668 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6669 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6670 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6672 2005-03-29 Eric Christopher <echristo@redhat.com>
6674 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6675 truthvalue conversion removal.
6677 2005-03-29 Ian Lance Taylor <ian@airs.com>
6680 * collect2.c: Never include <vfork.h>.
6681 (VFORK_STRING, vfork): Don't define.
6682 (pid): Remove global variable.
6683 (handler): Call raise instead of kill (getpid(), ...).
6684 (collect_wait): Add pex parameter. Change all callers. Use
6685 pex_get_status rather than pwait.
6686 (do_wait): Add pex parameter. Change all callers.
6687 (collect_execute): Return struct pex_obj * rather than void. Use
6688 pex routines rather than pexecute.
6689 (fork_execute): Get pex_obj from collect_execute, and pass it to
6691 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6692 Only declare quit_handler if SIGQUIT is defined.
6693 (scan_libraries): Likewise.
6694 * collect2.h (collect_execute): Update declaration.
6695 (collect_wait): Update declaration.
6696 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6697 pass it to collect_wait.
6699 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6702 * c-parser.c (c_parser_compound_statement_nostart): Give error
6703 message for EOF instead of just setting parser->error.
6705 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6707 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6708 (slpeel_update_phi_nodes_for_guard1): New function.
6709 (slpeel_update_phi_nodes_for_guard2): New function.
6710 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6711 of slpeel_update_phi_nodes_for_guard.
6712 (vectorize_loops): Remove call to loop_closed_rewrite.
6713 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6716 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6718 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6719 (TARGET_LITTLE_ENDIAN): New macro.
6720 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6721 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6722 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6723 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6724 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6725 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6726 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6727 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6728 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6729 (TARGET_OPTIONS): Delete.
6730 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6731 (CACHE_FLUSH_TRAP): Turn into an integer.
6732 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6733 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6734 -mflush-trap is in use.
6735 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6736 (m32r_cache_flush_trap_string): Delete.
6737 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6738 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6739 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6740 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6741 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6742 -mmodel= and -msdata= handling from...
6743 (m32r_init): ...here.
6744 * config/m32r/m32r.opt: New file.
6746 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6748 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6749 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6750 * tree-vect-analyze.c (vect_object_analysis): additional parm
6751 pass back a "struct ptr_info_def *" with the points-to info.
6752 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6753 statement using info returned from vect_object_analysis.
6754 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6755 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6756 for virtual uses and defs when creating a replacement vector
6757 reference. Call duplicate_ssa_name_ptr_info to define points-to
6758 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6759 (vectorizable_store): copy_virtual_operands and update
6760 definition statements.
6761 (vectorizable_load): copy_virtual_operands. Remove call to
6762 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6763 * tree-vectorizer.c (vectorize_loops): Remove calls to
6764 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6765 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6766 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6767 define macro STMT_VINFO_PTR_INFO for use in accessing.
6768 * tree.h add export of duplicate_ssa_name_ptr_info.
6769 * rs6000.c (altivec_init_builtins): Declare builtin function
6770 __builtin_altivec_mask_for_load to be "const".
6772 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6775 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6776 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6777 assemble_variable on aliases.
6778 * varasm.c (assemble_alias): Set node->alias.
6779 * toplev.c (wrapup_global_declarations): Don't call
6780 rest_of_decl_compilation on aliases again.
6782 2005-03-29 Paul Brook <paul@codesourcery.com>
6784 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6785 * config/arm/arm.c (arm_dbx_register_number): New function.
6786 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6788 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6791 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6792 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6794 2005-03-29 Dale Johannesen <dalej@apple.com>
6796 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6797 $(TREE_H) and $(COVERAGE_H).
6798 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6799 * opts.c (common_handle_option): Enable tree-based value transforms.
6800 * toplev.c (process_options): Ditto.
6801 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6802 refers to references to this type.
6803 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6804 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6805 for may_be_more, may_be_less.
6806 (rtl_gen_pow2_profiler): Adjust.
6807 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6808 (rtl_gen_one_value_profiler): Adjust.
6809 (rtl_gen_const_delta_profiler): Adjust.
6810 * tree-profile.c (tree_gen_interval_profiler): Implement.
6811 (tree_gen_pow2_profiler): Ditto.
6812 (tree_gen_one_value_profiler): Ditto.
6813 (tree_profiling): New.
6814 (pass_tree_profile): Reference it.
6815 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6817 (insn_divmod_values_to_profile): Rename to
6818 rtl_divmod_values_to_profile. Adjust.
6819 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6820 (insn_prefetch_values_to_profile): Adjust.
6821 (rtl_value_profile_transformations): Adjust.
6822 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6823 (gen_mod_pow2): Rename to rtl_mod_pow2.
6824 (gen_mod_subtract): Rename to rtl_mod_subtract.
6825 (divmod_fixed_value_transform): Rename to
6826 rtl_divmod_fixed_value_transform.
6827 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6828 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6829 (rtl_find_values_to_profile): Adjust.
6830 (tree_value_profile_transformations): Implement.
6831 (tree_divmod_values_to_profile): New.
6832 (tree_values_to_profile): New.
6833 (tree_divmod_fixed_value): New.
6834 (tree_mod_pow2): New.
6835 (tree_mod_subtract): New.
6836 (tree_divmod_fixed_value_transform): New.
6837 (tree_mod_pow2_value_transform): New.
6838 (tree_mod_subtract_transform): New.
6839 (tree_find_values_to_profile): Implement.
6840 * profile.c (instrument_values): Free histograms.
6841 (compute_value_histograms): Adjust. Implement tree version.
6843 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6845 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6846 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6847 variable. Output "fldcw" depending on round_mode.
6848 * config/i386/i386.md (UNSPEC_FIST): New.
6849 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6850 New isns patterns to implement lrint and llrint built-ins as x87
6852 (fistdi2, fist<mode>2 splitters): New splitters.
6853 (lrint<mode>2): New expanders.
6855 2005-03-28 Ian Lance Taylor <ian@airs.com>
6857 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6858 0 when calling final_scan_insn.
6860 2005-03-28 Jan Hubicka <jh@suse.cz>
6863 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6866 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6867 types where possible.
6869 2005-03-26 Per Bothner <per@bothner.com>
6871 Make -f[no-]show-column also control non-cpp diagnostics.
6872 * c.opt (fshow-column): Move option from here ...
6873 * common.opt (fshow-column): ... to here.
6874 * diagnostic.c (diagnostic_build_prefix): Only print column number
6875 if flag_show_column.
6877 2005-03-27 Steven Bosscher <stevenb@suse.de>
6879 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6880 vax_output_conditional_branch): New prototypes.
6881 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6882 extracted from vax.md mov and add patterns.
6883 (vax_output_conditional_branch): New function to output conditional
6884 branch instructions.
6885 * vax.md: Use mode macros for arithmetic and mov patterns.
6886 Use code macros for the jump patterns.
6888 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6890 * Makefile.in (libbackend.o): Depend on version files;
6891 add custom generation command.
6893 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6896 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6897 sure that we have a REG before getting its REGNO.
6899 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6901 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6902 * builtins.def (BUILT_IN_STRNDUP): New.
6904 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6906 PR tree-optimization/20470
6907 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6910 2005-03-25 Mike Stump <mrs@apple.com>
6912 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6915 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6917 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6918 Use our own structure definitions.
6920 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6921 (fix_truncdfsi2): Allow registers or memory as destination.
6922 When TARGET_PPC_GFXOPT, generate simplified pattern.
6923 (fix_truncdfsi2_internal): Use define_insn_and_split.
6924 (fix_truncdfsi2_internal_gfxopt): New.
6925 (fctiwz): Don't confuse register allocation by giving it no choices.
6927 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6928 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6929 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6930 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6932 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6934 * dominance.c (free_dominance_info): Speed up by freeing et
6935 data structures without maintaining other nodes.
6936 * et-forest.c (et_free_tree_force): New.
6937 * et-forest.h: Add a prototype for et_free_tree_force.
6939 * tree.c (get_set_constructor_bits,
6940 get_set_constructor_bytes): Remove.
6941 * tree.h: Remove the corresponding prototypes.
6943 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6946 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6947 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6948 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6949 PRE_DEC, NEG and NOT.
6951 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6953 * fold-const.c: Convert uses of fold (build (...)) to
6956 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6958 PR rtl-optimization/20249
6959 * cse.c (insert_regs): Do not record equivalence of registers in
6962 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6964 * emit-rtl.c (reverse_comparison): Remove.
6965 * rtl.h: Remove the corresponding prototype.
6967 2005-03-24 James E Wilson <wilson@specifixinc.com>
6969 * doc/install.texi (--enable-altivec): Delete docs.
6971 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6973 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6974 SFmode and DFmode before reload when
6975 flag_unsafe_math_optimizations not enabled.
6977 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6979 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6981 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6982 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6984 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6986 * configure.ac (enable-checking): Add 'runtime' option.
6987 * doc/install.texi (enable-checking): Document 'runtime' checking.
6988 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6989 * config.in: Regenerated.
6990 * configure: Regenerated.
6992 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6994 * optabs.h (enum optab_index): Remove OTI_llrint.
6995 (llrint_optab): Remove macro.
6996 * optabs.c (init_optabs): Remove llrint_optab initialization.
6997 * genopinit.c (optabs): Remove llrint_optab implementation.
6998 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7001 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7003 PR rtl-optimization/20532
7004 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7005 overflow when adding coefficients for PLUS or MINUS.
7006 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7009 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7011 * langhooks.h (truthvalue_conversion): Remove.
7012 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7013 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7014 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7015 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7016 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7018 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7020 * params.def: Fix a typo.
7021 * config/mips/mips.c: Follow the spelling convensions.
7022 * doc/invoke.texi: Fix typos.
7024 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7026 Fix PR tree-optimization/20601
7028 * tree-ssa-pre.c (insert_aux): Add missing condition to
7031 2005-03-23 Ian Lance Taylor <ian@airs.com>
7033 * final.c (final_scan_insn): Don't remove no-op instructions.
7034 * reload1.c (reload): Remove simple no-op instructions even when
7037 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7039 PR tree-optimization/20501
7040 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7041 reporting that peeling for alignment is applied moved to...
7042 * (vect_analyze_data_refs_alignment): Here.
7044 2005-03-23 Ian Lance Taylor <ian@airs.com>
7046 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7048 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7050 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7051 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7053 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7055 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7056 imply that this is called once, independent of asms in code.
7057 Adjust to now being pased output and input lists. Mention helper
7058 function decl_overlaps_hard_reg_set_p.
7059 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7060 hook_tree_tree_identity and to take three trees, returning third.
7061 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7063 * stmt.c: include hard-reg-set.h before tree.h.
7064 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7065 (decl_conflicts_with_clobbers_p): Call
7066 decl_overlaps_hard_reg_set_p.
7067 (expand_asm_operands): Pass output and input lists in call to
7068 targetm.md_asm_clobbers.
7069 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7070 hook_tree_tree_tree_tree_3rd_identity.
7071 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7073 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7074 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7075 parameters, first two unused.
7076 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7077 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7078 in constraint letters and MOF is not mentioned as a asm-declared
7079 register in neither of the input and output lists.
7081 2005-03-23 DJ Delorie <dj@redhat.com>
7083 * optabs.c (expand_binop): Make sure the first subword's result
7086 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7088 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7089 Call c_common_truthvalue_conversion rather than
7090 lang_hooks.truthvalue_conversion.
7091 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7092 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7094 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7095 c_common_truthvalue_conversion.
7096 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7097 c_parser_conditional_expression, c_parser_binary_expression): Call
7098 c_objc_common_truthvalue_conversion.
7099 * c-typeck.c (build_unary_op): Call
7100 c_objc_common_truthvalue_conversion.
7101 (build_conditional_expr): Do not call
7102 lang_hooks.truthvalue_conversion.
7103 (build_binary_op): Call c_common_truthvalue_conversion.
7104 (c_objc_common_truthvalue_conversion): Moved from
7105 c-objc-common.c. Call default_function_array_conversion instead
7106 of default_conversion.
7108 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7110 * c-common.h (default_conversion): Remove.
7111 (perform_integral_promotions): Add.
7112 * c-tree.h (default_conversion): Add.
7113 * c-typeck.c (perform_integral_promotions): New, split out from
7115 * c-common.c (check_case_value): Use perform_integral_promotions,
7116 not default_conversion.
7117 (c_add_case_label): Don't continue processing case label after
7118 found to be pointer.
7120 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7122 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7123 the prefix list if we have already added a multilib directory
7125 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7128 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7130 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7132 * reload.h: Remove the prototype for indirect_symref_ok.
7134 * reload1.c (indirect_symref_ok): Make it global.
7135 * reload.h: Add a prototype for indirect_symref_ok.
7137 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7139 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7142 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7144 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7146 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7148 * c-opts.c (c_common_parse_file): Only start/end main source file
7149 if debug hooks says the writer wants it.
7150 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7152 (xcoff_debug_hooks): Ditto.
7153 * debug.c (do_nothing_hooks): Ditto.
7154 * debug.h (gcc_debug_hooks): Ditto.
7155 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7156 * sdbout.c (sdb_debug_hooks): Ditto.
7157 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7159 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7161 * doc/extend.texi: Deprecate C++ min/max operators.
7163 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7165 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7166 artificial original candidates.
7168 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7169 Jan Hubicka <jh@suse.cz>
7170 Steven Bosscher <stevenb@suse.de>
7172 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7173 call cost based on argument sizes.
7174 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7176 * params.def: (max-inline-inssn-single): Set to 450.
7177 (max-inline-insns-auto): Set to 90.
7178 (max-inline-insns-recursive): Set to 450
7179 (max-inline-insns-recursive-auto): Set to 450.
7180 (large-function-insns): Set to 2700.
7181 (inline-call-cost): New parameter.
7182 * tree-inline.c (estimate_move_cost): New function.
7183 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7184 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7186 * tree-inline.h (estimate_move_cost): Declare.
7187 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7188 (max-inline-insns-auto): Change default to 90.
7189 (max-inline-insns-recursive): Change default to 450
7190 (max-inline-insns-recursive-auto): Change default to 450.
7191 (large-function-insns): Change default to 2700.
7192 (inline-call-cost): Document new parameter.
7194 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7196 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7197 (TARGET_DEFAULT): Delete.
7198 * config/i860/i860.opt: New file.
7200 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7202 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7203 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7204 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7205 (frv_sched_lookahead): Delete.
7206 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7207 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7208 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7209 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7210 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7211 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7212 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7213 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7214 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7215 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7216 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7217 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7218 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7219 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7220 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7221 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7222 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7223 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7224 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7225 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7226 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7227 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7228 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7229 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7230 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7231 (frv_sched_lookahead): Delete.
7232 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7233 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7234 (frv_handle_option): New function. Move -mcpu= handling from...
7235 (frv_override_options): ...here. Remove handling of other
7237 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7238 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7239 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7240 and TARGET_NO_MULTI_CE.
7241 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7242 !TARGET_VLIW_BRANCH.
7243 * config/frv/frv.opt: New file.
7245 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7247 * fold-const.c (fold_ternary): Take decomposed arguments of
7249 (fold): Update a call to fold_ternary.
7251 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7252 * tree.h: Add corresponding prototypes.
7254 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7257 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7258 between jump table and its label.
7259 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7260 resp. ADDR_DIFF_VEC and the label preceeding it.
7261 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7262 is emitted in the right section.
7264 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7266 * fold-const.c (fold_unary, fold_binary): Update comments
7269 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7271 PR rtl-optimization/20527
7272 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7273 REG_INC note, test that the register also isn't mentioned in PRED
7276 2005-03-22 Ben Elliston <bje@au.ibm.com>
7278 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7281 2005-03-21 Mike Stump <mrs@apple.com>
7283 * varasm.c (default_assemble_visibility): Remove extra ().
7285 2005-03-21 Roger Sayle <roger@eyesopen.com>
7288 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7289 to determine whether a block can be duplicated, rather than test
7290 whether the block contains noncopyable insns ourselves.
7292 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7294 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7297 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7299 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7301 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7303 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7304 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7305 * config/fr30/fr30.opt: New file.
7307 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7309 Fix PR tree-optimization/20542
7311 * tree-flow-inline.h (overlap_subvar): Move to here.
7312 * tree-ssa-operands.c: From here.
7313 * tree-flow.h (overlap_subvar): Declare.
7314 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7315 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7316 for variables with subvars.
7318 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7321 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7322 * modulo-sched.c (const_iteration_count): Return on NULL
7324 (print_node_sched_params): Return on NULL dump_file.
7325 (generate_reg_moves): Handle reg-anti dependencies and disregard
7326 closing branch when generating register moves.
7327 (sms_schedule): Mark the SMSed block dirty.
7328 * passes.c (rest_of_handle_sms): Call update_life_info for all
7330 * testsuite/gcc.dg/20050321-1.c: New test.
7332 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7334 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7335 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7336 movqi_internal): Likewise.
7338 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7340 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7341 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7342 xtensa_b4const): Delete prototypes.
7343 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7344 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7345 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7346 xtensa_extra_constraint): New prototypes.
7347 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7348 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7349 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7350 move_operand, const_float_1_operand, fpmem_offset_operand,
7351 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7352 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7353 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7354 argument type to HOST_WIDE_INT.
7355 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7356 xtensa_mask_immediate): Likewise.
7357 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7358 Likewise. Also make these functions static.
7359 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7360 (xtensa_const_ok_for_letter_p): New.
7361 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7362 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7363 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7364 move_operand, const_float_1_operand, fpmem_offset_operand,
7365 branch_operator, ubranch_operator, boolean_operator): Move to
7367 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7368 (xtensa_mem_offset): Change return type to bool.
7369 (xtensa_extra_constraint): New.
7370 (gen_int_relational): Update type of const_range_p function pointer.
7371 Use xtensa_b4const_or_zero.
7372 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7373 xtensa_const_ok_for_letter_p. Update comments.
7374 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7375 (PREDICATE_CODES): Delete.
7376 * config/xtensa/xtensa.md: Include predicates.md.
7377 * config/xtensa/predicates.md: New file.
7379 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7381 * config/v850/v850-protos.h: Remove the prototypes for
7382 reg_or_int9_operand, reg_or_const_operand,
7383 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7384 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7385 movsi_source_operand, power_of_two_operand,
7386 not_power_of_two_operand, special_symbolref_operand,
7387 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7388 register_is_ok_for_epilogue.
7389 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7390 reg_or_int9_operand, reg_or_const_operand,
7391 call_address_operand, special_symbolref_operand,
7392 movsi_source_operand, power_of_two_operand,
7393 not_power_of_two_operand, register_is_ok_for_epilogue,
7394 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7395 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7397 * config/v850/v850.h (PREDICATE_CODES): Remove.
7398 * config/v850/v850.md: Include predicates.md.
7399 * config/v850/predicates.md: New.
7401 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7403 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7404 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7405 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7406 (itoolsdir, itoolsdatadir): Move definition above new first use.
7407 (install-itoolsdirs): New rule.
7408 (install-mkheaders): Depend on install-itoolsdirs, not
7409 install-include-dir.
7411 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7413 * tree-into-ssa.c: Remove obsolete comments.
7415 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7417 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7418 unrolling if -fpeel-loops is specified, too.
7419 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7420 Remove superfluous check for flag_unroll_loops.
7422 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7424 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7425 (lrint_optab, llrint_optab): Define corresponding macros.
7426 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7427 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7428 pattern and llrint_optab using llrintdi2 patterns.
7429 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7430 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7431 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7432 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7433 flag_unsafe_math_optimizations is set.
7435 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7437 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7438 simplify_logical, if_then_else_cond, known_cond,
7439 simplify_comparison): Adjust calls to reverse_comparison.
7440 Don't use combine_reversed_comparison_code).
7441 (combine_reversed_comparison_code): Remove.
7442 (reversed_comparison): Using reversed_comparison_code, move it...
7443 * jump.c (reversed_comparison): ... here.
7444 * rtl.h (reversed_comparison): Add prototype.
7446 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7448 * builtins.c (fold_builtin): Take decomposed arguments of
7450 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7451 * gimplify.c (gimplify_call_expr): Likewise.
7452 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7453 * tree.h: Update the prototype of fold_builtin.
7455 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7457 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7458 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7459 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7460 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7461 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7463 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7465 * builtins.c (fold_builtin_1): Take decomposed arguments of
7467 (fold_builtin): Update a call to fold_builtin_1.
7469 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7472 * gcov.c (output_lines): Only output function block summary when
7473 outputting branch information.
7474 * doc/gcov.texi: Document format of preamble and additional block
7477 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7479 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7480 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7481 the defaults false if BITS_PER_UNIT != 8.
7482 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7483 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7484 than BITS_PER_UNIT != 8.
7485 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7486 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7487 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7489 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7490 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7492 2005-03-20 Roger Sayle <roger@eyesopen.com>
7495 * fold-const.c (fold_binary): Fix type mismatch between
7496 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7497 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7498 for non-truth-valued expressions.
7500 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7501 and FUNCTION_DECL in the main switch.
7502 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7503 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7504 we also need to convert their operands to match.
7505 <TRUTH_NOT_EXPR>: Likewise.
7507 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7509 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7510 diagnostic without checking whether an lvalue.
7511 * c-common.h (lvalue_p): Remove.
7512 (enum lvalue_use): Update comment.
7513 (lvalue_or_else): Replace by lvalue_error.
7514 * c-typeck.c (lvalue_p): Make static.
7515 (lvalue_or_else): New. Call lvalue_error.
7517 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7519 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7520 (function_arg_advance): Use rs6000_parm_start.
7521 (function_arg, rs6000_arg_partial_bytes): Likewise.
7523 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7525 * c-common.c (check_case_value): Adjust comment about stripping
7527 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7528 * c-typeck.c (default_conversion, convert_arguments,
7529 build_modify_expr, convert_for_assignment, store_init_value,
7530 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7531 manually. Remove inaccurate comments.
7533 2005-03-20 Roger Sayle <roger@eyesopen.com>
7534 Joseph S. Myers <joseph@codesourcery.com>
7536 * varasm.c (do_assemble_alias): Restore comment describing function.
7537 Annotate the target parameter as potentially unused.
7539 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7542 * config/avr/avr.c (avr_output_function_prologue): Do not use
7543 current_function_name() in a label, use a local label instead.
7545 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7547 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7548 flag_finite_math_only, not flag_unsafe_math_optimizations.
7550 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7552 * builtins.c (fold_builtin_1): Update a call to
7553 targetm.fold_builtin.
7554 * hooks.c (hook_tree_tree_bool_null): Rename to
7555 hook_tree_tree_tree_bool_null. Take one more argument of type
7557 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7558 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7559 hook_tree_tree_tree_bool_null.
7560 * target.h (gcc_target): Update the prototype of fold_builtin.
7561 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7562 arguments of CALL_EXPR.
7563 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7566 2005-03-20 Jan Hubicka <jh@suse.cz>
7568 * cgraph.h (cgraph_node): Add prev_clone pointer.
7569 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7570 (cgraph_clone_node): Produce doubly linked chain.
7572 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7574 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7575 get_nonnull_operand, handle_sentinel_attribute,
7576 check_function_arguments_recurse): Do not strip NOPS from
7578 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7580 * c-format.c (get_constant): Likewise.
7581 * c-parser.c (c_parser_postfix_expression): Likewise.
7582 * c-typeck.c (set_init_index): Likewise.
7583 (convert_arguments): Don't check for NOP_EXPR containing integer
7586 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7588 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7589 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7590 Take decomposed arguments of CALL_EXPR.
7591 (fold_builtin_1): Update calls to the functions mentioned
7594 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7596 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7597 width to have integer type.
7598 (build_enumerator): Require enumerator value to have integer type.
7600 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7602 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7605 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7607 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7608 std=iso9899:199x): Correct descriptions.
7610 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7612 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7615 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7617 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7619 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7620 fold_builtin_memcpy.
7622 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7623 arguments of CALL_EXPR.
7624 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7625 fold_builtin_found, fold_builtin_1): Update calls to
7626 fold_trunc_transparent_mathfn.
7628 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7631 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7632 function pointers on targets that require function pointer
7634 (fold_sign_changed_comparison): Likewise.
7636 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7638 * combine.c (try_combine): When changing the mode of a hard reg, make
7639 sure that doing so is valid.
7641 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7643 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7644 (TARGET_HANDLE_OPTION): Override default.
7645 (avr_handle_option): New function.
7646 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7647 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7648 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7649 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7650 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7651 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7652 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7653 (TARGET_OPTIONS): Delete.
7654 * config/avr/avr.opt: New file.
7656 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7658 * config/m32r/m32r-protos.h: Remove the prototypes for
7659 call_address_operand, symbolic_operand, seth_add3_operand,
7660 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7661 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7662 two_insn_const_operand, move_src_operand,
7663 move_double_src_operand, move_dest_operand,
7664 eqne_comparison_operator, signed_comparison_operator,
7665 large_insn_p, conditional_move_operand, carry_compare_operand,
7666 m32r_block_immediate_operand, extend_operand,
7667 reg_or_eq_int16_operand, int8_operand, and
7668 reg_or_zero_operand.
7669 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7670 seth_add3_operand, int8_operand, cmp_int16_operand,
7671 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7672 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7673 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7674 move_double_src_operand, move_dest_operand,
7675 eqne_comparison_operator, signed_comparison_operator,
7676 extend_operand, small_insn_p, large_insn_p,
7677 conditional_move_operand, carry_compare_operand,
7678 m32r_block_immediate_operand): Move to predicates.md.
7679 (MAX_MOVE_BYTES): Move to m32r.h.
7680 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7681 * config/m32r/m32r.md: Include predicates.md.
7682 * config/m32r/predicates.md: New.
7684 2005-03-18 James E Wilson <wilson@specifixinc.com>
7687 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7690 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7692 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7693 call_address_operand, const_8bit_operand.
7694 * config/mn10300/mn10300.c (call_address_operand,
7695 const_8bit_operand, const_1f_operand): Move to predicates.md.
7696 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7697 * config/mn10300/mn10300.md: Include predicates.md.
7698 * config/mn10300/predicates.md: New.
7700 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7702 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7703 declarations in diagnostics and %E for identifiers, not %s.
7705 2005-03-18 Jan Hubicka <jh@suse.cz>
7706 Dale Johannesen <dalej@apple.com>
7708 * basic-block.h (scale_bbs_frequencies_int,
7709 scale_bbs_frequencies_gcov_type): Declare.
7710 * cfg.c (RDIV): New macro.
7711 (update_bb_frequency_for_threading): Fix.
7712 * basic-block.h (scale_bbs_frequencies_int,
7713 scale_bbs_frequencies_gcov_type): New.
7714 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7715 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7716 scale_bbs_frequencies_int.
7717 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7719 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7721 * config/m32r/m32r-protos.h: Remove the prototypes for
7722 call_address_operand, symbolic_operand, seth_add3_operand,
7723 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7724 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7725 two_insn_const_operand, move_src_operand,
7726 move_double_src_operand, move_dest_operand,
7727 eqne_comparison_operator, signed_comparison_operator,
7728 large_insn_p, conditional_move_operand, carry_compare_operand,
7729 m32r_block_immediate_operand, extend_operand,
7730 reg_or_eq_int16_operand, int8_operand, and
7731 reg_or_zero_operand.
7732 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7733 seth_add3_operand, int8_operand, cmp_int16_operand,
7734 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7735 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7736 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7737 move_double_src_operand, move_dest_operand,
7738 eqne_comparison_operator, signed_comparison_operator,
7739 extend_operand, small_insn_p, large_insn_p,
7740 conditional_move_operand, carry_compare_operand,
7741 m32r_block_immediate_operand): Move to predicates.md.
7742 (MAX_MOVE_BYTES): Move to m32r.h.
7743 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7744 * config/m32r/m32r.md: Include predicates.md.
7745 * config/m32r/predicates.md: New.
7747 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7749 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7750 symbolic_operand, symbolic_memory_operand,
7751 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7752 indexed_memory_operand, move_dest_operand, move_src_operand,
7753 prefetch_cc_operand, prefetch_nocc_operand,
7754 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7755 arith_operand, arith11_operand, pre_cint_operand,
7756 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7757 ireg_operand, int5_operand, uint5_operand, int11_operand,
7758 uint32_operand, arith5_operand, and_operand, ior_operand,
7759 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7760 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7761 shadd_operand, movb_comparison_operator,
7762 cmpib_comparison_operator): Move to predicates.md.
7763 (magic_milli, shadd_constant_p): Make it extern.
7764 * config/pa/pa.h (PREDICATE_CODES): Remove.
7765 * config/pa/pa.md: Include predicates.md.
7766 * config/pa/predicates.md: New.
7768 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7771 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7773 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7774 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7775 config/alpha/freebsd.h, config/alpha/linux.h,
7776 config/alpha/netbsd.h, config/alpha/osf5.h,
7777 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7778 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7779 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7780 doc/cppopts.texi: Update copyright.
7782 2005-03-18 Jan Hubicka <jh@suse.cz>
7785 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7787 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7790 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7792 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7795 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7797 * combine.c (gen_binary): Remove.
7798 (known_cond, simplify_shift_const, find_split_point,
7799 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7800 simplify_logical, expand_field_assignment, extract_left_shift,
7801 force_to_mode, if_then_else_cond, apply_distributive_law,
7802 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7803 simplify_comparison, reversed_comparison): Replace with
7804 simplify_gen_binary, simplify_gen_relational or
7805 distribute_and_simplify_rtx.
7806 (distribute_and_simplify_rtx): New function.
7808 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7809 Paolo Bonzini <gcc.gnu.org>
7811 * calls.c (setjmp_call_p, special_function_p): Update comments
7812 at the head of the functions.
7814 2005-03-18 Jan Hubicka <jh@suse.cz>
7816 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7818 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7819 function body should be released; do not proactively release function
7820 bodies in non-unit-at-a-time mode.
7822 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7824 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7825 mno-fp-ret-in-387 multilib variants.
7827 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7829 * common.opt (m): Remove.
7830 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7832 (common_handle_option): Remove OPT_m case.
7834 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7836 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7838 (fold_builtin_1): Update a call to fold_builtin_bitop.
7840 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7842 (fold_builtin_1): Update a call to fold_builtin_signbit.
7844 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7846 PR tree-optimization/20474
7847 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7848 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7850 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7852 * config/h8300/h8300-protos.h: Remove prototypes for
7853 general_operand_src, general_operand_dst, single_one_operand,
7854 single_zero_operand, call_insn_operand,
7855 two_insn_adds_subs_operand, small_call_insn_operand,
7856 jump_address_operand, bit_operand, bit_memory_operand,
7857 stack_pointer_operand, const_int_gt_2_operand,
7858 const_int_ge_8_operand, const_int_qi_operand,
7859 const_int_hi_operand, incdec_operand, bit_operator,
7860 nshift_operator, eqne_operator, gtle_operator,
7861 gtuleu_operator, iorxor_operator.
7862 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7863 h8300_ldm_stm_parallel.
7864 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7866 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7867 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7868 (h8300_ldm_stm_parallel): Make it extern.
7869 (h8300_ldm_parallel, h8300_stm_parallel,
7870 h8300_return_parallel, general_operand_src,
7871 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7872 nibble_operand, reg_or_nibble_operand, single_one_operand,
7873 single_zero_operand, call_insn_operand,
7874 two_insn_adds_subs_operand, small_call_insn_operand,
7875 jump_address_operand, bit_operand, bit_memory_operand,
7876 stack_pointer_operand, const_int_gt_2_operand,
7877 const_int_ge_8_operand, const_int_qi_operand,
7878 const_int_hi_operand, incdec_operand, eqne_operator,
7879 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7880 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7881 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7882 nshift_operator): Move to predicates.md.
7883 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7884 * config/h8300/h8300.md: Include predicates.md.
7885 * config/h8300/predicates.md: New.
7887 2005-03-17 Richard Henderson <rth@redhat.com>
7889 * config.gcc (ia64*-*-hpux*): Add extra_options.
7890 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7891 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7892 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7893 (ia64_tls_size_string, ia64_tune_string): Remove.
7894 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7895 (TARGET_DEFAULT_TARGET_FLAGS): New.
7896 (TARGET_HANDLE_OPTION): New.
7897 (ia64_override_options): Move options parsing ...
7898 (ia64_handle_option): ... here. New.
7899 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7900 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7901 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7902 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7903 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7904 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7905 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7906 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7907 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7908 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7909 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7910 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7911 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7912 TARGET_EARLY_STOP_BITS): Remove.
7913 (TARGET_ILP32): Default false.
7914 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7915 (enum ia64_inline_type): New.
7916 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7917 * config/ia64/ia64.md: Update for new definitions of
7918 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7919 * config/ia64/ia64.opt: New file.
7920 * config/ia64/ilp32.opt: New file.
7922 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7925 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7927 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7929 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7930 instead of MASK_H8300S.
7931 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7932 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7933 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7934 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7935 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7936 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7937 TARGET_SWITCHES): Remove.
7938 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7940 * config/h8300/h8300.opt: New.
7942 * config/alpha/alpha.opt, config/arc/arc.opt,
7943 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7946 2005-03-17 Ian Lance Taylor <ian@airs.com>
7950 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7952 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7953 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7954 (TARGET_HANDLE_OPTION): Override default.
7955 (arc_handle_option): New function.
7956 (arc_init): Remove code to set arch_cpu_string.
7957 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7958 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7959 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7960 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7961 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7962 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7963 (arc_rodata_string, TARGET_OPTIONS): Delete.
7964 * config/arc/arc.opt: New file.
7966 2005-03-17 Richard Henderson <rth@redhat.com>
7968 * doc/extend.texi (Weak Pragmas): New section.
7969 (attribute alias): Clarify that target must be in the same
7972 2005-03-17 Richard Henderson <rth@redhat.com>
7974 * config/alpha/alpha.opt: New file.
7975 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7977 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7978 alpha_fprm_string, alpha_fptm_string): Make static.
7979 (alpha_tls_size_string): Remove.
7980 (alpha_handle_option): New.
7981 (override_options): Update for alpha_cpu/alpha_tune split.
7982 (alpha_file_start): Likewise.
7983 (TARGET_DEFAULT_TARGET_FLAGS): New.
7984 (TARGET_HANDLE_OPTION): New.
7985 * config/alpha/alpha.h (alpha_tune): Declare.
7986 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7987 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7988 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7989 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7990 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7991 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7992 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7993 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7994 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7995 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7996 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7997 (TARGET_DEFAULT): Remove MASK_FP.
7998 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7999 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8000 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8001 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8002 alpha_tls_size_string): Remove.
8003 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8004 (attribute tune): Rename from attribute cpu.
8005 * config/alpha/ev4.md: Update to match.
8006 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8007 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8008 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8009 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8010 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8011 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8013 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8015 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8016 and return without creating new state if before_nops_num is nonzero.
8017 * config/ia64/ia64.md (first_insn): New attribute.
8018 (alloc): Set it to yes.
8020 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8022 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8023 STMT_VINFO_SUBVARS to NULL.
8024 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8026 2005-03-16 Dale Johannesen <dalej@apple.com>
8028 * rtlanal.c (find_first_parameter_load): Rewrite to
8029 return actual first param load or the call if none,
8030 instead of first in block, when not all loads exist.
8032 2005-03-16 Roger Sayle <roger@eyesopen.com>
8034 * optabs.c (expand_copysign_absneg): Make static.
8035 * optabs.h (expand_copysign_absneg): Delete prototype.
8036 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8038 2005-03-16 Richard Henderson <rth@redhat.com>
8041 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8042 (alias_pairs): Rename from output_defs.
8043 (find_decl_and_mark_needed): Split out from assemble_alias.
8044 (do_assemble_alias): New.
8045 (assemble_output_def): Remove.
8046 (finish_aliases_1, finish_aliases_2): New.
8047 (process_pending_assemble_output_defs): Remove.
8048 (assemble_alias): Defer aliases for which we don't yet have a
8049 non-external decl for the target symbol.
8050 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8051 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8052 * toplev.c (compile_file): Use finish_aliases_2 instead of
8053 process_pending_assemble_output_defs.
8054 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8055 (process_pending_assemble_output_defs): Remove.
8057 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8059 Fix PR tree-optimization/20489
8061 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8062 for empty structures.
8064 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8066 Fix PR tree-optimization/20490
8068 * tree-ssa-pre.c (create_expression_by_pieces): Use
8069 force_gimple_operand on result of fold.
8071 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8073 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8074 of closing parenthesis.
8076 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8078 * builtins.c (expand_movstr): Update a call to
8079 fold_builtin_strcpy.
8080 (expand_builtin_strncpy): Update a call to
8081 fold_builtin_strncpy.
8082 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8083 arguments of CALL_EXPR.
8084 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8085 fold_builtin_strncpy.
8086 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8087 * tree.h: Update the prototypes of fold_builtin_strcpy and
8088 fold_builtin_strncpy.
8090 2005-03-16 Steven Bosscher <stevenb@suse.de>
8091 Dorit Naishlos <dorit@il.ibm.com>
8093 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8094 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8097 2005-03-16 Steven Bosscher <stevenb@suse.de>
8099 * tree-inline.c (walk_type_fields, walk_tree,
8100 walk_tree_without_duplicates): Move from here...
8101 * tree.c: ...to here.
8103 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8105 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8106 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8107 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8108 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8109 (version): Define using $(BASEVER_c).
8110 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8112 (version.o): Depend on version files; add custom generation command.
8113 (prefix.o): Define BASEVER on command line.
8114 (s-iov): Depend on version files; adjust command.
8115 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8117 (gcc-vers.texi): New rule.
8118 (doc/%.info, doc/%.dvi): Add -I . to command line.
8119 (doc/gccinstall.dvi): Likewise.
8120 (PACKAGE): Delete. All uses replaced with "gcc".
8121 * aclocal.m4: Do not include gcc-version.m4.
8122 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8123 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8124 Set is_release based on contents of DEV-PHASE.
8125 Set gcc_version based on contents of BASE-VER.
8126 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8127 * config.in, configure: Regenerate.
8128 * gccbug.in: Determine version of GCC in use at runtime.
8129 * gcov-iov.c: Get version number and development phase from
8130 command line, not by including version.c.
8131 * intl.c: Replace all uses of PACKAGE with "gcc".
8132 * libada-mk.in: Delete unused "gcc_version" variable.
8133 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8134 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8135 commentary to match.
8136 (version_string): Put together from pieces.
8137 * config/alpha/x-vms: Do not use $(gcc_version).
8138 * config/i386/t-nwld: Likewise.
8139 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8140 version-GCC and DEVELOPMENT.
8142 2005-03-15 Roger Sayle <roger@eyesopen.com>
8144 PR tree-optimization/17454
8145 * tree.c (tree_size): Add case for TREE_BINFO.
8146 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8147 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8149 2005-03-15 Roger Sayle <roger@eyesopen.com>
8151 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8152 op1 whilst expanding the signed widenening multiply variant.
8154 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8156 * toplev.c (display_target_options): Avoid unused variable warning if
8157 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8158 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8159 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8160 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8161 (mips_isa_info): New variable.
8162 (mips_parse_cpu): Remove the first argument and leave the caller
8164 (TARGET_HANDLE_OPTION): Override default.
8165 (mips_handle_option): New function. Move option validation code from...
8166 (override_options): ...here. Update calls to mips_parse_cpu.
8167 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8168 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8169 (SUBTARGET_TARGET_OPTIONS): Delete.
8170 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8171 (mno-flush-func, mtune=): New options.
8173 2005-03-15 Roger Sayle <roger@eyesopen.com>
8174 Richard Henderson <rth@redhat.com>
8176 * real.c (c4x_single_format, c4x_extended_format): Provide values
8177 for signbit_ro for c4x's single and extended floating point formats.
8178 * optabs.c (expand_copysign): Use the floating point format's
8179 signbit_ro for expanding via expand_copysign_absneg, and it's
8180 signbit_rw field for expanding via expand_copysign_bit.
8182 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8184 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8185 known_alignment_for_access_p.
8186 (known_alignment_for_access_p): New.
8187 (do_peeling_for_alignment): Field made int instead of bool and renamed
8188 to peeling_for_alignment.
8189 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8190 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8191 functionality used to be in vect_analyze_operations.
8192 (vect_analyze_operations): Code to determine vectorization factor was
8193 moved to vect_determine_vectorization_factor.
8194 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8195 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8197 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8198 be part of vect_analyze_operations).
8199 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8200 creating the guard condition, as the number of iterations may be
8202 (slpeel_tree_peel_loop_to_edge): Use new name of
8203 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8204 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8205 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8206 (vect_do_peeling_for_alignment): Use fold.
8207 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8209 (vect_update_inits_of_dr): Renamed to
8210 vect_update_init_of_dr.
8211 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8212 (vectorizable_store): Fix assertion to use == instead of =.
8214 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8216 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8217 call_used_regs for wCG registers.
8219 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8221 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8222 for non-offsettable memory references to cope with outstanding reload
8223 replacements, take 2.
8225 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8228 * config/i386/i386.h (x86_fisttp): New.
8229 (TARGET_FISTTP): New macro.
8230 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8231 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8232 instruction when fisttp flag is set.
8233 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8235 * config/i386/i386.md (type attribute): Add fisttp.
8236 (unit attribute): Set to i387 for fisttp type.
8237 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8238 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8240 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8241 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8243 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8244 patterns for TARGET_FISTTP. Enable patterns for
8245 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8246 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8247 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8248 implement fisttp x87 insn.
8249 (fix_trunc*_i387_fisttp splitters): New patterns.
8250 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8251 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8252 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8254 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8255 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8256 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8257 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8258 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8259 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8260 Disable patterns for TARGET_FISTTP.
8261 (fix_trunc*_i387 splitters): Implement usign mode macros.
8262 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8263 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8264 (fix_trunx*_sse peephole2s): Implement using mode macros.
8266 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8268 PR rtl-optimization/20291
8269 * combine.c (try_combine): If splitting fails, re-try with
8270 original combined pattern, i.e. before clobber stripping.
8272 2005-03-14 Eric Christopher <echristo@redhat.com>
8274 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8275 STACK_GROWS_DOWNWARD.
8277 2005-03-14 Roger Sayle <roger@eyesopen.com>
8279 * real.h (struct real_format): Split the signbit field into two
8280 two fields, signbit_ro and signbit_rw.
8281 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8282 mips_double_format, ieee_extended_motorola_format,
8283 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8284 ieee_extended_intel_128_format, ibm_extended_format,
8285 mips_extended_format, ieee_quad_format, mips_quad_format,
8286 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8287 i370_double_format, c4x_single_format, c4x_extended_format,
8288 real_internal_format): Update initializers for new field.
8289 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8290 real_format structure.
8291 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8292 field of the real_format structure.
8294 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8296 Fix PR tree-optimization/20458
8298 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8299 DECL_EXTERNAL on STRUCT_FIELD tags.
8300 (clear_call_clobbered): Ditto.
8301 * tree-ssa-operands.c (note_addressable): Make sure the original
8302 variable doesn't slip into the addressable list if we have
8304 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8307 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8309 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8310 (-fwide-exec-charset): Likewise.
8311 (-finput-charset): Likewise.
8312 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8313 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8314 * c.opt (Wnormalized): New.
8316 2005-03-14 Devang Patel <dpatel@apple.com>
8318 * doc/invoke.texi: Add reference to Visibility document.
8320 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8322 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8323 MASK_SPLIT_ADDRESSES.
8324 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8325 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8326 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8327 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8328 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8329 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8330 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8331 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8332 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8333 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8334 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8335 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8336 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8337 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8338 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8339 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8340 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8341 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8342 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8343 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8344 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8345 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8346 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8347 (TARGET_EXPLICIT_RELOCS): Delete.
8348 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8349 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8350 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8351 (override_options): Set MASK_LONG64 if -mint64 is given and no
8352 -mlongXX option is. Complain about -mint64 -mlong32.
8353 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8354 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8355 * config/mips/mips.opt: New file.
8357 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8359 * config.gcc (extra_options): New variable for listing option files.
8360 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8361 * configure.ac (extra_opt_files): New AC_SUBST variable.
8362 (tm_file_list, tm_include_list): Include options.h first.
8363 * configure: Regenerate.
8364 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8365 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8366 (s-options-h): New rule.
8367 (options.h): Depend on it.
8368 (TEXI_GCCINT_FILES): Add options.texi.
8369 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8370 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8371 * target.h (gcc_target): Add default_target_flags and handle_option.
8372 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8373 (TARGET_HANDLE_OPTION): New macros.
8374 (TARGET_INITIALIZER): Include them.
8375 * opt-functions.awk (opt_args, nth_arg): New functions.
8376 (switch_flags): Handle the "Target" flag.
8378 (var_name): Use opt_args and nth_arg.
8379 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8380 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8381 macros for the "Mask" and "InverseMask" options.
8382 * opts.h (cl_var_cond): New enum.
8383 (cl_option): Replace the "has_set_value" and "set_value" fields with
8384 "var_cond" and "var_value".
8385 (CL_TARGET): New macro.
8386 (option_enabled, print_filtered_help): Declare.
8387 (decode_options): Move definition.
8388 * opts.c (handle_option): Search for the original option before
8389 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8390 var_cond and var_value fields. Use targetm.handle_option to handle
8392 (decode_options): Set target_flags to targetm.default_target_flags.
8393 (print_filtered_help): Make global. Handle CL_TARGET.
8394 (option_enabled): New function.
8395 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8396 (display_target_options, set_target_switch, print_switch_values)
8397 (default_pch_valid_p): Guard uses of target_switches with
8398 #ifdef TARGET_SWITCHES. Also...
8399 (display_target_options): Display the CL_TARGET entries in cl_options.
8400 (set_target_option): Don't complain about the "" option when
8401 TARGET_SWITCHES is undefined.
8402 (print_switch_values): Use option_enabled.
8403 (default_pch_valid_p): Check cl_options[] when looking for something
8404 that has changed the value of target_flags.
8405 * c.opt: Remove documentation from top of file.
8406 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8407 * doc/sourecebuild.texi: Refer to the new options documentation
8408 instead of c.opt. Document machine-specific .opt files.
8409 * doc/tm.texi (target_flags): Say that this variable is declared
8411 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8412 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8414 * doc/options.texi: New file.
8416 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8419 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8422 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8425 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8426 temporary variable of pointer type if an lvalues is required.
8427 (gimplify_modify_expr_rhs): Request an rvalue from it.
8428 (gimplify_expr): Pass fallback on.
8430 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8432 * cfgbuild.c: Update comments.
8434 2005-03-14 Roger Sayle <roger@eyesopen.com>
8436 PR rtl-optimization/17236
8437 * optabs.c (expand_doubleword_mult): New helper function split out
8438 from expand_binop. Permute the order in which instructions are
8439 emitted to minimize the number of simultaneously live registers.
8440 (expand_binop): Call expand_doubleword_mult to synthesize a double
8441 word multiplication.
8443 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8445 * basic-block.h: Update the prototypes of cached_make_edge and
8447 * cfg.c (cached_make_edge): Take edge_cache representing one
8448 row of the adjacency matrix of edges.
8449 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8450 (make_edges): Initialize edge_cache to represent one row of
8451 the adjacency matrix of edges.
8453 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8455 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8457 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8458 Remove unused removed_phis variable.
8459 (conditional_replacement): Use build1/build2.
8460 (abs_replacement): Use last_and_only_stmt and build1/build2.
8462 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8464 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8465 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8466 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8467 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8468 * c-common.c (handle_novops_attribute): New function.
8469 (c_common_attribute_table): Add "no vops" entry.
8470 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8471 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8472 * tree-ssa-operands.c (get_call_expr_operands): Do not
8473 create virtual operands for calls with ECF_NOVOPS flag.
8474 * tree.h (DECL_IS_NOVOPS): New macro.
8475 (struct tree_decl): Add novops_flag.
8476 (ECF_NOVOPS): New constant.
8478 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8481 * config/i386/i386.c (x86_use_himode_fiop): New.
8482 (x86_use_simode_fiop): Rename from x86_use_fiop.
8483 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8484 (TARGET_USE_HIMODE_FIOP): New.
8485 (x86_use_simode_fiop): Rename from x86_use_fiop.
8486 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8488 * config/i386/i386.md (X87MODEI12): New mode macro define.
8489 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8490 to implement x87 FP compare with HImode input operands.
8491 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8492 Use X87MODEI12 mode macro to handle HImode input operands.
8493 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8494 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8495 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8496 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8497 macro to implement x87 operators with HImode input operands.
8498 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8501 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8503 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8505 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8506 constants invariant.
8508 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8510 * basic-block.h (BB_VISITED): Removed.
8511 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8513 2005-03-14 Falk Hueffner <falk@debian.org>
8516 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8518 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8520 * ggc-zone.c: Fix comment typos.
8522 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8523 stringpool.c, config/mips/mips-protos.h: Update copyright.
8525 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8527 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8528 throughout with its typedef, "rtx".
8529 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8530 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8531 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8532 regs in comment to match code.
8534 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8536 * except.c (check_handled): Make it static.
8537 * except.h: Remove the corresponding prototype.
8539 * function.c (get_func_frame_size): Make it static.
8540 * function.h: Remove the corresponding type.
8542 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8544 * hard-reg-set.h: Remove the corresponding declarations.
8546 * tree-cfg.c (verify_stmts): Check that
8547 bb_for_stmt (stmt) == bb for every PHI node and statement.
8549 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8551 * config.gcc: Remove excess indentation.
8552 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8554 2005-03-13 Roger Sayle <roger@eyesopen.com>
8557 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8558 * fold-const.c (fold_sign_changed_comparison): Likewise.
8559 (fold_binary): Optimize comparisons against widened operands if
8560 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8562 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8564 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8565 (sparc_override_options): Initialize it.
8566 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8568 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8570 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8571 (reg_or_none500mem_operand): New predicate.
8572 (zero_reg_mem_operand): New predicate.
8573 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8574 to reg_or_none500mem_operand.
8575 (extendsfdf2_fpr): Add MEM alternative.
8576 (extenddftf2_internal): Change operand2 predicate to
8577 zero_reg_mem_operand.
8579 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8581 * ggc-zone.c: Rewritten.
8583 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8585 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8586 * config.in: Regenerated.
8587 * configure: Regenerated.
8588 * gengtype.c (write_types_process_field, write_func_for_structure):
8589 Pass new argument to gt_pch_note_object.
8590 * ggc-common.c (struct ptr_data): Add TYPE.
8591 (gt_pch_note_object): Take TYPE argument and save it.
8592 (call_count): Update call to ggc_pch_count_object.
8593 (call_alloc): Update call to ggc_pch_alloc_object.
8594 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8596 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8597 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8598 (ggc_alloc_zone_stat): Delete.
8599 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8600 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8601 (ggc_pch_alloc_object): Update prototypes.
8602 (garbage_zone): Delete.
8603 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8604 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8606 (tree_id_zone): New variable.
8607 (ggc_alloc_cleared_zone): Remove unused.
8608 (ggc_alloc_zone): Define.
8609 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8610 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8611 ggc_alloc_zone_stat.
8612 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8613 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8614 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8615 (make_node_stat): Likewise. Use tree_id_zone.
8617 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8618 Joseph S. Myers <joseph@codesourcery.com>
8620 * configure.ac: Check for MIPS TLS.
8621 * configure: Regenerated.
8622 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8623 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8624 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8625 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8626 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8627 (mips_classify_symbol, mips_symbolic_constant_p)
8628 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8629 (mips_tls_operand_p, mips_call_tls_get_addr)
8630 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8631 (mips_tls_symbol_ref_1): New functions.
8632 (mips_legitimize_address, mips_legitimize_const_move): Call
8633 mips_legitimize_tls_address.
8634 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8636 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8637 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8638 (mips_char_to_class): Document V1_REG.
8639 (HAVE_AS_TLS): Provide default.
8640 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8642 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8644 (tls_get_tp_<mode>): New instruction.
8646 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8648 * configure.ac: Update checks for target tools.
8649 * configure: Regenerated.
8651 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8653 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8655 2005-03-13 Roger Sayle <roger@eyesopen.com>
8657 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8658 more classes of DImode multiplication by constant. Allow both
8659 multiplication by small negative constants (by performing a
8660 multiplication by a positive constant and negating the result) and
8661 multiplications by large powers of two, by using a left shift.
8663 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8665 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8666 of basic blocks into work_stack.
8668 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8669 config/mips/vr.h: Update copyright.
8671 * c-decl.c (c_init_decl_processing): Remove useless calls to
8672 build_function_type.
8674 * builtins.c (fold_trunc_transparent_mathfn,
8675 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8676 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8677 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8678 fold_builtin_strcpy, fold_builtin_strncpy,
8679 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8682 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8685 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8686 variable determinant.
8688 * tree-cfg.c (group_case_labels): Remove local variable type.
8690 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8693 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8696 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8699 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8700 (*movmemqi_insn): Delete.
8701 (*movmemhi): Delete.
8703 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8705 * builtins.c (fold_builtin_classify): Take decomposed
8706 arguments of CALL_EXPR.
8707 (fold_builtin_1): Update a call to fold_builtin_classify.
8709 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8712 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8713 through into call to parser_xref_tag after parse error.
8714 (c_parser_struct_declaration): Consistently return NULL_TREE on
8717 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8719 * tree-flow-inline.h (ref_contains_array_ref): New function.
8720 (lookup_subvars_for_var): Ditto.
8721 (get_subvars_for_var): Ditto.
8722 (var_can_have_subvars): Ditto.
8724 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8725 (struct subvar): New type.
8727 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8729 * tree-optimize.c (init_tree_optimization_passes): Call
8730 pass_create_structure_vars.
8732 * tree-ssa-alias.c: Include vec.h.
8733 (init_alias_info): Don't auto-clear call clobbered on struct-field
8735 (compute_flow_insensitive_aliasing): Handle subvars.
8736 (group_aliases): Handle STRUCT_FIELD aliases.
8737 (setup_pointers_and_addressables): Ditto.
8738 Don't mark variables non-addressable if they still have
8739 addressable subvars.
8740 Also mark subvars addressable when the real variable is marked
8742 (add_pointed_to_var): Try to prune the pointed-to set by only
8743 pointing to subvars when possible.
8744 Otherwise, make sure we set addresses_needed and pt_vars to
8745 properly include subvars.
8746 (bitpos_of_field): New function.
8747 (push_fields_onto_fieldstack): Ditto.
8748 (get_or_create_used_part_for): Ditto.
8749 (create_overlap_variables_for): Ditto.
8750 (find_used_portions): Ditto.
8751 (create_structure_vars): Ditto.
8752 (pass_create_structure_vars): New structure.
8754 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8755 (get_expr_operands): Handle subvars. Also try to turn
8756 COMPONENT_REF accesses into must-defs now that we can accurately
8758 (note_addressable): Try to only mark as addressable those subvars
8759 we know a COMPONENT_REF touches.
8760 (overlap_subvar): New function.
8762 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8763 Handle subvar storing.
8764 (vect_address_analysis): Update caller of vect_object_analysis.
8766 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8768 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8769 (STMT_VINFO_SUBVARS): New macro.
8771 * common.opts: add flag_tree_salias.
8773 * opts.c (decode_options): flag_tree_salias defaults to on.
8775 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8777 * doc/tree-ssa.texi: Document structural alias analysis.
8779 2005-03-12 Steven Bosscher <stevenb@suse.de>
8781 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8782 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8783 * tree-ssa-operands.c (get_expr_operands): Likewise.
8784 (get_expr_operands): Likewise for ERROR_MARK.
8786 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8788 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8791 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8794 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8795 (mark_operand_necessary): Remove local variable ver.
8797 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8798 variable prefix_len.
8800 * value-prof.c (mod_subtract_transform): Remove local variable
8803 * builtins.c (fold_builtin_exponent): Take decomposed
8804 arguments of CALL_EXPR.
8805 (fold_builtin_1): Update a call to fold_builtin_exponent.
8807 * builtins.c (fold_builtin_logarithm): Take decomposed
8808 arguments of CALL_EXPR.
8809 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8811 * c-decl.c (c_init_decl_processing): Remove local variables
8812 ptr_ftype_void and ptr_ftype_ptr.
8814 * gimplify.c (gimplify_expr): Remove local variables r0 and
8817 * reg-stack.c (move_for_stack_reg): Remove local variable
8819 (compare_for_stack_reg): Remove local variable flags_user.
8820 (convert_regs_1): Remove local variable deleted.
8822 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8824 (combine_blocks): Remove local variables exits and new_e.
8826 * tree-inline.c (expand_call_inline): Remove local variable
8829 * tree-ssa-live.c (create_ssa_var_map,
8830 calculate_live_on_entry): Remove local variable snn.
8832 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8834 * c-lex.c (c_lex_with_flags): Add parameter to call to
8837 2005-03-11 Per Bothner <per@bothner.com>
8839 * c-tree.h (struct c_declarator): New id_loc field.
8840 * c-pragma.h (c_lex_with_flags): Take position reference.
8841 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8842 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8843 (c_lex): Pass dummy location to c_lex_with_flags.
8844 * c-parser.c (c_lex_one_token): Set c_token's location using
8845 c_lex_with_flags, instead of input_location, which might be "ahead".
8846 (c_parser_direct_declarator): Set declarator's id_loc from
8848 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8849 declarator's id_loc, rather than probably-imprecise input_location.
8850 (build_id_declarator): Initialize c_declarator's id_loc field.
8852 2005-03-11 Roger Sayle <roger@eyesopen.com>
8855 * builtins.c (expand_builtin_signbit): Force the signbit's word
8856 into an integer register to avoid SUBREGs of floating point modes.
8858 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8860 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8861 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8862 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8863 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8865 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8867 PR rtl-optimization/20306
8868 * expr.c (emit_move_complex): Set try_int false if mode is
8869 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8870 emit_block_move if try_int is true.
8872 2005-03-11 Richard Henderson <rth@redhat.com>
8875 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8876 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8879 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8881 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8882 (TARGET_FIX_VR4130): New macro.
8883 (TARGET_OPTIONS): Add -mfix-vr4130.
8884 (ISA_HAS_MACCHI): New macro.
8885 (ASM_SPEC): Add -mfix-vr4130.
8886 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8887 (override_options): Handle mips_fix_vr4130_string.
8888 (mips_avoid_hazards): Clear all_noreorder_p
8889 if we're working around VR4130 errata and the macc alternatives
8891 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8892 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8893 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8894 (MULTILIB_DEFAULTS): Remove leading "march=".
8895 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8896 if no architecture option is given.
8897 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8899 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8900 * doc/invoke.texi: Document -mfix-vr4130.
8902 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8904 * config/mips/mips.c (override_options): Only warn about -mint64
8905 deprecation if TARGET_INT64.
8907 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8909 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8910 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8911 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8912 are non-specific regarding the nonnull parameter positions.
8913 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8914 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8915 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8916 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8918 * builtins.def: Use the non-specific "nonnull" attibute lists.
8920 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8922 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8923 single_pred_edge, single_succ, single_pred): Improve comments.
8925 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8927 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8928 single_pred_edge, single_succ, single_pred): New inline functions.
8929 * bb-reorder.c (rotate_loop, find_traces_1_round,
8930 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8931 duplicate_computed_gotos): Use the single_succ/pred functions.
8932 * cfganal.c (forwarder_block_p): Ditto.
8933 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8934 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8935 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8936 merge_seq_blocks): Ditto.
8937 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8938 * cfglayout.c (fixup_reorder_chain): Ditto.
8939 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8940 canonicalize_loop_headers, verify_loop_structure): Ditto.
8941 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8942 mfb_update_loops, create_preheader, force_single_succ_latches,
8943 create_loop_notes): Ditto.
8944 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8945 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8946 commit_one_edge_insertion, purge_dead_edges,
8947 cfg_layout_can_merge_blocks_p): Ditto.
8948 * except.c (sjlj_emit_function_enter): Ditto.
8949 * flow.c (init_propagate_block_info): Ditto.
8950 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8951 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8952 insert_insn_end_bb): Ditto.
8953 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8954 find_if_case_2): Ditto.
8955 * lambda-code.c (perfect_nestify): Ditto.
8956 * lcm.c (optimize_mode_switching): Ditto.
8957 * loop-doloop.c (doloop_modify): Ditto.
8958 * loop-init.c (loop_optimizer_init): Ditto.
8959 * loop-iv.c (simplify_using_initial_values): Ditto.
8960 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8961 * loop-unswitch.c (unswitch_loop): Ditto.
8962 * modulo-sched.c (generate_prolog_epilog): Ditto.
8963 * predict.c (combine_predictions_for_insn, estimate_probability,
8964 tree_estimate_probability, last_basic_block_p,
8965 estimate_bb_frequencies): Ditto.
8966 * profile.c (branch_prob): Ditto.
8967 * regrename.c (copyprop_hardreg_forward): Ditto.
8968 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8969 * tracer.c (layout_superblocks): Ditto.
8970 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8971 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8972 cleanup_control_expr_graph, disband_implicit_edges,
8973 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8974 tree_verify_flow_info, tree_make_forwarder_block,
8975 tree_forwarder_block_p, remove_forwarder_block,
8976 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8977 * tree-if-conv.c (tree_if_conversion): Ditto.
8978 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8979 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8980 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8981 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8982 copy_loop_headers): Ditto.
8983 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8984 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8985 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8986 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8987 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8988 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8989 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8990 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8991 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8992 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8993 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8994 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8995 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8996 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8997 slpeel_add_loop_guard): Ditto.
8999 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9001 PR tree-optimization/15784
9002 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9005 * stmt.c (expand_case): Don't change index_type. Convert minval
9008 PR tree-optimization/20130
9009 * fold-const.c (fold): Fold x * -1 into -x.
9011 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9013 PR rtl-optimization/20331
9014 * rtlanal.c (modified_between_p): Check its address first for MEM.
9015 (modified_in_p): Likewise.
9017 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9019 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9021 2005-03-10 Steven Bosscher <stevenb@suse.de>
9023 * expr.c (expand_expr_real_1): If possible, use a conditional
9024 move for expanding MIN_EXPR and MAX_EXPR.
9025 Use temp for moving around rtx-en.
9027 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9030 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9033 2005-03-10 Roger Sayle <roger@eyesopen.com>
9035 * builtins.c (expand_builtin_signbit): Extend to handle floating
9036 point modes wider than the largest integer type, using the
9037 operand_subword_force function to obtain the signbit's word.
9039 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9042 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9043 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9045 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9047 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9049 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9051 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9053 (perform_edge_inserts): Unconditionally call
9054 free_dominator_info.
9056 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9058 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9060 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9062 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9064 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9066 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9068 (rtl_register_value_prof_hooks,
9069 tree_value_profile_transformations,
9070 tree_register_value_prof_hooks): Likewise.
9071 * var-tracking.c (stack_adjust_offset_pre_post,
9072 variable_htab_free, variable_union, dataflow_set_different_2,
9073 count_uses, variable_was_changed, set_frame_base_location,
9074 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9075 vt_add_function_parameters): Likewise.
9076 * varasm.c (named_section_real, named_section, make_decl_rtl,
9077 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9078 const_hash_1, compare_constant, copy_constant, force_const_mem,
9079 output_constant_pool_2, output_constant_pool_1, output_constant,
9080 output_constructor, make_decl_one_only, decl_tls_model,
9081 default_no_named_section, default_elf_select_section_1,
9082 default_unique_section_1): Likewise.
9083 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9084 * vmsdbgout.c (addr_const_to_string): Likewise.
9087 * function.c (struct assign_parm_data_one): Remove last_named
9089 (assign_parm_find_data_types): Don't determine last_named.
9090 Reorder named_parm determination.
9091 (assign_parms): Only setup varargs on the last non-varadic
9094 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9096 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9097 sda base address on medium model.
9099 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9101 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9102 * cfgloop.c (flow_loop_nodes_find): Export.
9103 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9105 * cfgloopmanip.c (fix_loop_structure): New function.
9106 * predict.c (predict_loops): Clean up the loops information.
9107 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9108 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9110 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9111 (rewrite_into_loop_closed_ssa): Declaration changed.
9112 * tree-loop-linear.c (linear_transform_loops): Add argument to
9113 rewrite_into_loop_closed_ssa call.
9114 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9115 * tree-ssa-loop-im.c (move_computations): Ditto.
9116 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9117 * tree-vectorizer.c (vectorize_loops): Ditto.
9118 * tree-optimize.c: Include cfgloop.h.
9119 (execute_todo): Choose whether to call cleanup_tree_cfg or
9120 cleanup_tree_cfg_loop.
9121 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9122 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9123 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9124 cleanup_tree_cfg_loop call.
9125 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9126 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9127 work on part of cfg.
9129 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9132 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9133 with multiple alternatives.
9135 * stmt.c (parse_output_constraint): Fix a typo.
9137 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9139 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9140 assembly directive instead of deprecated "no-generics".
9142 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9144 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9145 for non-offsettable memory references to cope with outstanding reload
9147 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9148 avoid losing outstanding address reloads.
9149 ("reload_outdi", "reload_outdf"): Likewise.
9151 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9153 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9154 code. Add more cbrt transformations.
9156 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9158 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9160 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9162 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9163 NULL_TREE when a given tree is not simplified.
9164 (fold): Return the original tree when any of the functions
9165 mentioned above NULL_TREE.
9167 * fold-const.c (fold_unary, fold_binary): Take decomposed
9168 arguments, code, type, op0, and op1 in case of fold_binary.
9169 (fold): Update calls to fold_unary and fold_binary.
9171 2005-03-09 Roger Sayle <roger@eyesopen.com>
9173 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9174 a fndecl and an arglist instead of a CALL_EXPR, exp.
9176 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9178 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9180 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9182 * expr.c (expand_assignment): Remove orig_to_rtx.
9184 * fold-const.c (int_const_binop): Remove no_overflow.
9186 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9188 * loop-iv.c (get_biv_step_1): Remove lhs.
9190 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9192 * real.c (real_nan): Remove neg.
9194 * function.c (thread_prologue_and_epilogue_insns): Remove i
9197 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9200 * tree-eh.c (tree_could_trap_p): Remove idx.
9202 * tree-into-ssa.c (ann): Remove ann.
9204 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9206 * tree-sra.c (decide_block_copy): Remove inst_count.
9208 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9210 * tree-ssa-loop-im.c (lhs): Remove.
9212 * cfgbuild.c (state, STATE, SET_STATE,
9213 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9215 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9216 (find_basic_blocks): Set the state of each basic block to
9219 2005-03-08 Jeff Law <law@redhat.com>
9221 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9222 goto results in the removal of edges in the CFG, then we need
9223 to recompute dominators.
9225 2005-03-09 Ben Elliston <bje@au.ibm.com>
9227 * c-common.c (c_do_switch_warnings): Comment fix.
9229 2005-03-08 Julian Brown <julian@codesourcery.com>
9231 * Patch from 2005-03-08 reverted for causing regressions and
9232 ppc-darwin bootstrap failure.
9234 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9236 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9237 Define the real function for ppc-darwin.
9238 * c-typeck.c (convert_arguments): Check for target-specific
9239 invalid argument call to unprototyped function.
9240 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9242 * target.h (invalid_arg_for_unprototyped_fn): New field
9244 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9245 default target hook.
9246 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9249 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9251 * c-typeck.c (constructor_stack, constructor_range_stack,
9252 initializer_stack): Make them static.
9254 * cfg.c (rbi_pool): Make it static.
9256 * gimple-low.c (lower_stmt_body): Make it static.
9257 * tree-flow.h: Remove the corresponding prototype. Don't
9260 * sched-deps.c (cache_size): Make it static.
9262 * stor-layout.c (lang_adjust_rli): Make it static.
9264 2005-03-08 Julian Brown <julian@codesourcery.com>
9266 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9267 from being used for symbols with vague linkage when
9268 HAVE_GAS_COMDAT_GROUP is true.
9270 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9272 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9273 nlabel == JUMP_LABEL (jump).
9275 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9277 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9278 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9279 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9280 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9282 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9285 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9286 * c-common.c (handle_returns_twice): New function.
9287 (c_common_attribute_table): Declare eturns_twice' attribute.
9288 * doc/extend.texi: Document eturns_twice' attribute.
9289 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9290 (struct tree_decl): Add returns_twice_flag.
9292 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9294 * tree-ssa-phiopt.c: Fix a comment typo.
9296 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9297 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9298 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9301 2005-03-08 Richard Henderson <rth@redhat.com>
9303 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9304 builtin codes with ctzdi2, clzdi2, popcountdi2.
9305 (struct alpha_builtin_def): Add is_const.
9306 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9307 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9308 (alpha_init_builtins): Init them. Set nothrow and const attributes
9310 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9311 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9312 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9313 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9314 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9315 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9316 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9317 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9318 (TARGET_FOLD_BUILTIN): New.
9319 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9320 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9322 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9324 2005-03-08 Ira Rosen <irar@il.ibm.com>
9326 PR tree-optimization/20122
9327 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9328 condition of access function instead of base.
9330 2005-03-07 Jeff Law <law@redhat.com>
9331 Steven Bosscher <stevenb@suse.de>
9333 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9334 (find_taken_edge): Call find_taken_edge_computed_goto as
9335 appropriate. Allow any gimple invariant rather than just
9336 INTEGER_CST for VAL.
9337 (cleanup_control_flow): Cleanup a computed goto which has turned
9339 (tree_merge_blocks): If block B has any forced labels, move
9340 them to the start of block A.
9341 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9342 computed gotos as well.
9343 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9344 removal of unnecessary computed gotos too.
9345 (lookup_redirection_data): Fix type of INSERT argument. Callers
9348 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9350 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9351 Remove trailing spaces.
9353 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9354 unshare_all_trees): Make them static.
9355 * tree-gimple.h: Remove the corresponding prototypes.
9357 * diagnostic.h: Remove unused prototype
9358 debug_output_buffer.
9359 * modulo-sched.c: Remove unused prototype
9360 set_row_column_for_ps.
9362 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9363 replace_phi_edge_with_variable): Remove unused variable i.
9365 2005-03-07 Per Bothner <per@bothner.com>
9367 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9369 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9372 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9373 bbs on the COND_EXPR instead of the PHI_NODEs.
9374 (candidate_bb_for_phi_optimization): Remove.
9375 (replace_phi_with_stmt): Rename to ...
9376 (replace_phi_edge_with_variable): this and change so that we
9377 replace the phi argument instead of removing the PHI.
9378 (conditional_replacement): Change so we deal with PHI with more
9380 (value_replacement): Likewise.
9381 (abs_replacement): Likewise.
9383 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9385 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9386 output_e500_flip_gt_bit.
9388 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9390 (rs6000_generate_compare): Fix logic to look at the correct bits.
9391 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9393 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9394 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9395 gen_move_from_CR_gt_bit.
9397 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9398 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9399 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9401 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9402 (E500_CR_IOR_COMPARE): New constant.
9404 2005-03-08 Earl Chew <earl_chew@agilent.com>
9405 David Billinghurst <David.Billinghurst@riotinto.com>
9407 * config/i386/host-cygwin.c: New file to support precompiled
9409 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9410 * config.host: Use above files for cygwin host.
9412 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9414 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9415 ordering ops from earlier change.
9417 2005-03-07 Per Bothner <per@bothner.com>
9419 Various fixes to allow us to again build if --enable-mapped-location:
9420 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9421 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9422 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9423 local variable loc. Change logic appropriately.
9424 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9425 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9426 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9427 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9428 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9430 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9432 PR rtl-optimization/19683
9433 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9434 number of bytes, to smallest_int_for_mode. Fix arguments to
9435 REG_CANNOT_CHANGE_MODE_P.
9437 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9439 * reorg.c (relax_delay_slots): Check that the jump is
9440 conditional before trying to invert it.
9442 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9444 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9447 * calls (stack_arg_under_construction): Make it static.
9449 * flow.c (regs_live_at_setjmp): Make it static.
9450 * flow.h: Remove the corresponding prototype.
9452 * reload1.c (reload_startobj, reload_firstobj,
9453 something_needs_operands_changed, reload_inherited,
9454 reload_inheritance_insn, reload_override_in,
9455 reload_spill_index): Make them static.
9457 * recog.c (verify_changes): Make it static.
9458 * recog.h: Remove the corresponding prototype.
9460 * cfgbuild.c (find_sub_basic_blocks): Remove.
9461 * basic-block.h: Remove the corresponding prototype.
9462 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9464 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9466 * tree-ssa-operands.c (check_build_stmt): Remove.
9468 * stor-layout.c (set_alignment): Remove.
9469 * tree.h: Remove the corresponding prototype.
9471 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9473 * tree-ssa-dce.c (control_dependence_map,
9474 visited_control_parents): Make them static.
9476 * cfghooks.c (verify_flow_info): Remove local variable
9479 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9482 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9484 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9486 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9488 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9490 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9491 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9492 PARALLEL for an empty structure.
9494 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9496 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9498 * fold-const.c (fold_binary): Unroll the very first "for"
9501 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9503 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9504 redundant match_code test.
9505 (scc_comparison_operator): Swap match_operand and match_code
9507 (branch_positive_comparison_operator): Same.
9508 (trap_comparison_operator): Use comparison_operator and swap with
9511 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9514 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9515 (out_movhi_r_mr): Read low byte of volatile MEM first.
9516 (out_movhi_mr_r): Write high byte of volatile MEM first.
9518 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9520 * cselib.c (reg_values, reg_values_size): Make them static.
9522 * cse.c (cse_reg_info_table): Make it static.
9524 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9526 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9528 * cse.c (find_best_addr): Use canon_for_address.
9530 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9532 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9533 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9534 SUBREG and MEM, respectively.
9536 * fold-const.c (fold_binary): Use code instead of t.
9538 * fold-const.c (optimize_minmax_comparison): Take decomposed
9539 arguments code, type, op0, and op1 instead of t.
9540 (fold_binary): Update a call to optimize_minmax_comparison.
9542 * fold-const.c (fold_range_test): Take decomposed arguments
9543 code, type, op0, and op1 instead of t.
9544 (fold_binary): Update a call to fold_range_test.
9546 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9547 decomposed arguments code, type, op0, and op1 instead of t.
9548 (fold_binary): Update a call to fold_range_test.
9550 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9552 * fold-const.c (fold_binary): Avoid directly using the original
9553 expression t as much as possible.
9555 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9557 * c-semantics.c (build_stmt): Use TYPE_P instead of
9558 IS_NON_TYPE_CODE_CLASS.
9559 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9560 (NON_TYPE_CHECK): Use TYPE_P instead of
9561 IS_NON_TYPE_CODE_CLASS.
9563 * fold-const.c (fold): Remove handling of binary expressions.
9565 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9567 * doc/c-tree.texi: Wrap comments in @r{}.
9568 * doc/cpp.texi: Likewise.
9569 * doc/cppinternals.texi: Likewise.
9570 * doc/extend.texi: Likewise.
9571 * doc/md.texi: Likewise.
9572 * doc/objc.texi: Likewise.
9573 * doc/sourcebuild.texi: Likewise.
9574 * doc/tm.texi: Likewise.
9577 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9579 * predict.c (apply_return_prediction): Standardize PHI chain
9581 * tree-ssa.c (ssa_redirect_edge): Likewise.
9583 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9584 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9587 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9588 * tree-flow.h: Adjust the prototype for remove_phi_node.
9589 * lambda-code.c (perfect_nestify): Adjust a call to
9592 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9593 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9595 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9596 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9597 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9598 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9600 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9601 of GEN_INT (trunc_int_for_mode (...)).
9602 * loop-iv.c (iv_number_of_iterations): Likewise.
9603 * postreload.c (reload_cse_move2add): Likewise.
9604 * simplify-rtx.c (simplify_const_unary_operation,
9605 simplify_const_binary_operation): Likewise.
9606 * stor-layout.c (get_mode_bounds): Likewise.
9608 * fold-const.c (fold_binary): New.
9609 (fold): Call fold_binary on binary expressions.
9611 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9613 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9614 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9615 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9616 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9617 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9619 2005-03-04 Devang Patel <dpatel@apple.com>
9621 PR tree-optimization/18815
9622 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9623 loops with zero exit edges.
9625 2005-03-04 Devang Patel <dpatel@apple.com>
9627 * doc/invoke.texi: Remove reference to webpage that does not exist.
9629 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9630 Joseph S. Myers <joseph@codesourcery.com>
9633 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9634 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9635 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9636 * pa.c (get_plabel): Change argument to symbol_ref. Call
9637 maybe_get_identifier instead of get_identifier.
9638 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9639 (struct deferred_plabel): Replace name field with symbol field.
9640 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9641 ASM_OUTPUT_EXTERNAL_REAL is defined.
9642 (output_global_address): Use output_addr_const for output of all
9644 (output_deferred_plabels): Use symbol_ref instead of name for address
9646 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9647 ASM_OUTPUT_SYMBOL_REF): New macros.
9648 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9650 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9653 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9655 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9656 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9658 2005-03-04 Jeff Law <law@redhat.com>
9660 * basic-block.h (rediscover_loops_after_threading): Declare.
9661 * tree-ssa-dom.c: Include cfgloop.h.
9662 (tree_ssa_dominator_optimize): Discover loops and some basic
9663 properties. Remove forwarder blocks recreated by loop header
9664 canonicalization. Also mark backedges in the CFG.
9665 * tree-ssa-threadupdate.c: Include cfgloop.h
9666 (rediscover_loops_after_threading): Define.
9667 (struct local_info): New field, JUMP_THREADED.
9668 (prune_undesirable_thread_requests): New function.
9669 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9670 then record that fact for the callers of redirct_edges.
9671 (thread_block): If BB has incoming backedges, then call
9672 prune_undesirable_thraed_requests. Note when we are
9673 going to have to rediscover loop information. Return a
9674 boolean indicating if any jumps were threaded.
9675 (thread_through_all_blocks): Bubble up boolean indicating
9676 if any jumps were threaded.
9677 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9678 (tree-ssa-threadupdate.o): Similarly.
9680 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9682 * fold-const.c (fold_ternary): Unroll the "for" loop to
9685 2005-03-04 Andrew Haley <aph@redhat.com>
9687 * unwind-dw2-fde-glibc.c (struct
9688 unw_eh_callback_data.check_cache): New field.
9689 (frame_hdr_cache): New.
9690 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9691 Cache frame header info.
9693 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9695 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9696 (print_c_condition): Declare.
9697 * read-rtl.c (ptr_loc): New structure.
9698 (ptr_locs, ptr_loc_obstack, joined_conditions)
9699 (joined_conditions_obstack): New variables.
9700 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9701 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9702 (join_c_conditions, print_c_condition): New functions.
9703 (apply_macro_to_string): Associate the new string with the same
9704 source location as the old one.
9705 (add_condition_to_string): Use join_c_conditions.
9706 (read_string): Use set_rtx_ptr_loc to record a filename and line
9707 number for the string.
9708 (read_rtx): Initialize the new variables above.
9709 * genattrtab.c (write_test_expr, write_attr_value): Use
9711 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9712 comment above the GCC_VERSION check.
9713 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9714 Inline the definition of MAYBE_EVAL.
9715 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9716 * genoutput.c (process_template): Likewise.
9717 * genpreds.c (write_predicate_subfunction): Likewise.
9718 (write_predicate_expr): Use print_c_condition.
9719 * genrecog.c (write_cond): Likewise.
9720 * gensupport.c (process_rtx): Use join_c_conditions to join the
9721 conditions of a define_insn_and_split. Record a source location
9722 for the string after the "&&".
9723 (alter_test_for_insn): Use join_c_conditions.
9725 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9728 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9729 PR tree-optimization/15784
9730 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9733 2005-03-04 Ben Elliston <bje@au.ibm.com>
9735 * gcc.c (option_map): Add --coverage.
9736 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9737 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9738 * config/darwin.h: Pass -lgcov for `coverage'.
9739 * doc/invoke.texi (Debugging Options): Document --coverage.
9741 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9743 * gcse.c (bypass_block): Use find_edge wherever possible.
9745 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9749 * c-opts.c (c_common_parse_file): Call start_source_file
9750 and end_source_file at the approriate times.
9752 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9753 the main file, it will be done for us now.
9755 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9757 * fold-const.c (fold_ternary): New.
9758 (fold): Call fold_ternary on ternary expressions. Remove
9759 handling of ternary expressions.
9761 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9763 PR tree-optimization/15784
9764 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9767 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9769 * config/rs6000/predicates.md (branch_comparison_operator):
9770 Convert from C block to conditional format.
9772 2005-03-03 Jan Hubicka <jh@suse.cz>
9774 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9775 and non-constant public variables.
9777 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9779 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9782 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9785 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9786 calls to release_ssa_name and release_phi_node.
9788 * fold-const.c (fold): Remove handling of unary expressions.
9790 * fold-const.c (fold_unary): Avoid directly using the original
9791 expression t as much as possible.
9793 2005-03-03 Roger Sayle <roger@eyesopen.com>
9794 Andrew Pinski <pinskia@physics.uc.edu>
9796 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9797 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9799 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9801 Describe special registers SRP and MOF as allocatable registers.
9802 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9803 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9804 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9805 TARGET_HAS_MUL_INSNS.
9806 (cris_print_operand) <case 'd'>: New case.
9807 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9808 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9810 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9811 (REG_ALLOC_ORDER): Update for MOF.
9812 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9814 (GENERAL_REGS): No longer a define of ALL_REGS.
9815 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9816 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9818 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9819 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9820 (SECONDARY_RELOAD_CLASS): Define.
9821 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9822 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9823 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9824 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9825 (REGISTER_MOVE_COST): Define.
9826 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9827 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9828 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9829 (CRIS_MOF_REGNUM): New define_constants.
9830 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9832 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9834 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9835 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9836 Adjust for MOF being properly described as a register.
9837 (indir_to_reg_split): Name this split. Conditionalize on the
9838 destination register being a general register.
9839 (movei): Conditionalize on on operands 0 and 1 having the same
9842 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9845 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9846 -mcpu to override any other explicitly given flags.
9848 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9850 * recog.c (verify_changes, confirm_change_group): New functions,
9851 broken out of apply_change_group.
9852 (apply_change_group): Use them.
9853 * recog.h (verify_change, confirm_change_group): Declare.
9854 * rtl.h (redirect_jump_2): Declare.
9855 * jump.c (redirect_exp, invert_exp): Delete.
9856 (invert_exp_1): Take second parameter. Return value. Changed caller.
9857 (redirect_jump_2): New function, broken out of redirect_jump.
9858 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9859 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9860 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9862 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9864 * varasm.c (named_section): Use xstrdup rather than doing it by
9867 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9869 2005-03-02 Devang Patel <dpatel@apple.com>
9871 Undo PR tree-optimization/18815 fix.
9873 2005-03-02 Devang Patel <dpatel@apple.com>
9875 PR tree-optimization/18815
9876 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9877 loops with zero exit edges.
9879 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9881 * cfg.c (connect_src, connect_dest, disconnect_src,
9882 disconnct_dest): New.
9883 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9884 redirect_edge_pred): Use the new functions.
9886 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9887 free_dominance_info only when needed.
9889 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9892 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9893 (reg_or_sub_cint64_operand): Same.
9895 2005-03-02 Jeff Law <law@redhat.com>
9897 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9898 CFG_ALTERED in the main DOM iteration loop.
9900 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9903 * varasm.c (initializer_constant_valid_p): Allow conversions
9904 between OFFSET_TYPEs. Tidy.
9906 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9908 * config/cris/cris.md ("return"): Remove epilogue delay list
9911 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9913 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9915 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9917 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9919 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9920 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9921 config/m68k/m68k.c, config/mips/mips.h,
9922 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9923 doc/include/gcc-common.texi: Update copyright.
9925 PR middle-end/18029 and PR middle-end/18030
9926 * expr.c (optimize_bitfield_assignment_op): Add a special case
9927 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9929 * fold-const.c (fold_unary): New.
9930 (fold): Call fold_unary on unary expressions.
9932 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9934 * cgraph.h (struct cgraph_edge): Add prev_caller and
9936 (cgraph_node_remove_callees): Export.
9937 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9939 (cgraph_edge_remove_callee): New function.
9940 (cgraph_edge_remove_caller): Likewise.
9941 (cgraph_remove_edge): Use.
9942 (cgraph_redirect_edge_callee): Likewise.
9943 (cgraph_node_remove_callees): New function.
9944 (cgraph_node_remove_callers): Likewise.
9945 (cgraph_remove_node): Use.
9946 * tree-optimize.c (tree_rest_of_compilation): Use
9947 cgraph_node_remove_callees instead of manual loop.
9948 * cgraphunit.c (cgraph_finalize_function): Likewise.
9949 (cgraph_expand_function): Likewise.
9950 (cgraph_remove_unreachable_nodes): Likewise.
9952 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9955 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9957 * c-decl.c (undeclared_variable): Take location as argument.
9958 * c-typeck.c (build_external_ref): Likewise.
9959 * c-parser.c (c_parser_postfix_expression): Pass location of
9960 identifier to build_external_ref.
9962 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9964 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9965 CCEQ mode for branch_positive_comparison_operator test.
9966 * config/rs6000/predicates (branch_comparison_operator): Revert to
9968 (scc_comparison_operator): Same.
9969 (branch_positive_comparison_operator): Same.
9971 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9973 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9974 (cris_delay_slots_for_epilogue): Remove.
9975 (save_last): Move into cris_target_asm_function_epilogue.
9976 (cris_target_asm_function_epilogue): Remove tests for file being
9978 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9979 (cris_delay_slots_for_epilogue): Remove prototypes.
9980 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9981 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9983 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9985 * config/rs6000/predicates.md (branch_comparison_operator): Change
9986 to define_special_predicate.
9987 (scc_comparison_operator): Same.
9988 (branch_positive_comparison_operator): Same.
9990 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9992 * Makefile.in (tree-ssa-sink.o): New.
9993 (OBJS-common): Add tree-ssa-sink.o.
9994 * common.opt: Add -ftree-sink
9995 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9996 * timevar.def (TV_TREE_SINK): new timevar.
9997 * tree-flow.h (is_hidden_global_store): Prototype.
9998 * tree-optimize.c (init_tree_optimization_passes): Add
10000 * tree-pass.h (pass_sink_code): New.
10001 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10002 for non-obvious global store store to is_hidden_global_store, and
10003 call that new function.
10004 * tree-ssa-sink.c: New file.
10005 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10006 * doc/passes.texi: Document forward store motion.
10007 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10008 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10009 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10010 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10012 2005-03-01 Per Bothner <per@bothner.com>
10014 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10015 and we have a non-zero column-number, add it to the message.
10016 Also factor out the diagnostic_kind_text.
10018 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10020 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10021 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10022 flow_loop_scan): Removed.
10023 (flow_loop_dump): Do not dump removed fields.
10024 (flow_loop_free): Do not free removed fields.
10025 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10026 (loop_exit_edge_p): New function.
10027 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10028 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10029 num_exits, exits_doms.
10030 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10031 LOOP_EDGES, LOOP_ALL): Removed.
10032 (flow_loop_scan): Declaration removed.
10033 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10034 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10036 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10037 (if_convert): Call flow_loops_find and flow_loops_free
10038 when calling mark_loop_exit_edges.
10039 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10040 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10041 free_dominance_info calls.
10042 * loop-init.c (flow_loops_find): Ditto.
10043 * passes.c (rest_of_handle_branch_prob): Ditto.
10044 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10045 * loop-unroll.c (analyze_insns_in_loop): Do not use
10047 * predict.c (predict_loops): Do not call flow_loop_scan.
10048 Use get_loop_exit_edges.
10049 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10050 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10051 Do not use EDGE_LOOP_EXIT.
10052 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10053 to bb_with_exit_edge_p.
10054 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10055 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10056 to bb_with_exit_edge_p.
10057 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10059 * tree-loop-linear.c (linear_transform_loops): Do not call
10060 flow_loop_scan. Use loop->single_exit.
10061 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10062 (vect_analyze_loop_form): Do not call flow_loop_scan.
10063 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10065 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10067 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10068 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10069 slpeel_tree_duplicate_loop_to_edge_cfg,
10070 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10071 Use loop_preheader_edge and loop->single_exit. Do not call
10074 2005-03-01 Nick Clifton <nickc@redhat.com>
10076 * config/arm/arm.c (thumb_find_work_register): Check all of the
10077 argument registers to see if they are free, and a couple of
10078 special cases where the last argument register but can be proved
10079 to be available during the function's prologue.
10080 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10081 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10082 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10084 (thumb_compute_save_reg_mask): Likewise. Also use
10085 thumb_find_work_register() to ensure that there is agreement about
10086 which work register is going to be used in the prologue.
10087 (thumb_output_function_prologue): Use unsigned long as the type
10088 for the register bit-mask. Also delay pushing the link register if
10089 other high registers are going to be pushed.
10090 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10091 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10092 redundant prototypes.
10094 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10097 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10098 and after reload in REG+REG indexed addresses without REG_POINTER
10099 set in the base and not set in the index.
10101 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10103 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10104 Don't undefine here.
10105 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10106 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10107 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10108 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10109 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10111 * config.gcc (sh*-*-linux*): Use config/linux.h.
10113 2005-02-28 Dale Johannesen <dalej@apple.com>
10114 Stan Shebs <shebs@apple.com>
10116 Rewrite of 64-bit Darwin structure-by-value pass/return.
10117 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10118 intoffset, use_stack, named.
10119 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10120 (rs6000_darwin64_record_arg_advance_flush): New.
10121 (rs6000_darwin64_record_arg_advance_recurse): New.
10122 (rs6000_darwin64_record_arg_flush): New.
10123 (rs6000_darwin64_record_arg_recurse): New.
10124 (rs6000_darwin64_record_arg): New.
10125 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10126 (function_arg_boundary): Handle 128-bit aligned structs.
10127 (function_arg_advance): Rewrite darwin64 struct handling.
10128 (function_arg): Call rs6000_darwin64_record_arg.
10129 (function_arg_partial_nregs): Handle darwin64 structs.
10130 (rs6000_darwin64_function_value): Remove.
10131 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10133 2005-02-28 Roger Sayle <roger@eyesopen.com>
10135 PR tree-optimization/20216
10136 * tree-chrec.c (tree_fold_factorial): Delete.
10137 (tree_fold_binomial): Change argument list to take a return type
10138 and change the type of K to unsigned int. Rewrite to avoid explicit
10139 evaluation of factorials, and (recursively) calling fold to perform
10140 compile-time arithmetic. Return NULL on (internal) overflow.
10141 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10142 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10143 if any intermediate calculation overflows.
10144 (chrec_apply): Update call to chrec_evaluate.
10146 2005-02-28 James E Wilson <wilson@specifixinc.com>
10148 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10150 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10153 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10154 instead of NULL_TREE on error.
10156 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10158 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10159 (EASY_VECTOR_15_ADD_SELF): Remove.
10160 (num_insns_constant_wide): Not static.
10161 (validate_condition_mode): Not static.
10162 (toc_relative_expr_p): Not static.
10163 (legitimate_indirect_address_p): Not static.
10164 (macho_lo_sum_memory_operand): Not static.
10165 (invalid_e500_subreg): Not static.
10166 (easy_vector_same): Not static.
10167 (easy_vector_splat_const): Not static.
10168 (RS6000_SYMBOL_REF_TLS_P): Remove.
10169 (any_operand): Delete.
10170 (any_parallel_operand): Delete.
10171 (count_register_operand): Delete.
10172 (altivec_register_operand): Delete.
10173 (xer_operand): Delete.
10174 (s8bit_cint_operand): Delete.
10175 (short_cint_operand): Delete.
10176 (u_short_cint_operand): Delete.
10177 (non_short_cint_operand): Delete.
10178 (exact_log2_cint_operand): Delete.
10179 (gpc_reg_operand): Delete.
10180 (cc_reg_operand): Delete.
10181 (cc_reg_not_cr0_operand): Delete.
10182 (reg_or_short_operand): Delete.
10183 (reg_or_neg_short_operand): Delete.
10184 (reg_or_aligned_short_operand): Delete.
10185 (reg_or_u_short_operand): Delete.
10186 (reg_or_cint_operand): Delete.
10187 (reg_or_arith_cint_operand): Delete.
10188 (reg_or_add_cint64_operand): Delete.
10189 (reg_or_sub_cint64_operand): Delete.
10190 (reg_or_logical_cint_operand): Delete.
10191 (got_operand): Delete.
10192 (got_no_const_operand): Delete.
10193 (easy_fp_constant): Delete.
10194 (easy_vector_constant): Delete.
10195 (easy_vector_constant_add_self): Delete.
10196 (zero_constant): Delete.
10197 (zero_fp_constant): Delete.
10198 (volatile_mem_operand): Delete.
10199 (offsettable_mem_operand): Delete.
10200 (mem_or_easy_const_operand): Delete.
10201 (add_operand): Delete.
10202 (non_add_cint_operand): Delete.
10203 (logical_operand): Delete.
10204 (non_logical_cint_operand): Delete.
10205 (mask_operand): Delete.
10206 (mask_operand_wrap): Delete.
10207 (mask64_operand): Delete.
10208 (mask64_2_operand): Delete.
10209 (and64_operand): Delete.
10210 (and64_2_operand): Delete.
10211 (and_operand): Delete.
10212 (reg_or_mem_operand): Delete.
10213 (lwa_operand): Delete.
10214 (symbol_ref_operand): Delete.
10215 (call_operand): Delete.
10216 (current_file_function_operand): Delete.
10217 (input_operand): Delete.
10218 (rs6000_nonimmediate_operand): Delete.
10219 (rs6000_tls_symbol_ref): Delete.
10220 (save_world_operation): Delete.
10221 (restore_world_operation): Delete.
10222 (load_multiple_operation): Delete.
10223 (store_multiple_operation): Delete.
10224 (vrsave_operation): Delete.
10225 (mfcr_operation): Delete.
10226 (mtcrf_operation): Delete.
10227 (lmw_operation): Delete.
10228 (stmw_operation): Delete.
10229 (branch_comparison_operator): Delete.
10230 (branch_positive_comparison_operator): Delete.
10231 (scc_comparison_operator): Delete.
10232 (trap_comparison_operator): Delete.
10233 (boolean_operator): Delete.
10234 (boolean_or_operator): Delete.
10235 (min_max_operator): Delete.
10236 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10237 (EASY_VECTOR_15): Moved to here.
10238 (EASY_VECTOR_15_ADD_SELF): Move to here.
10239 (PREDICATE_CODES): Delete.
10240 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10241 Declare functions no longer static.
10242 * config/rs6000/predicates.md: New.
10243 * config/rs6000/rs6000.md: Include predicates.md
10245 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10247 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10248 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10250 * cfgrtl.c (need_fake_edge_p): Likewise.
10251 * combine.c (distribute_notes): Likewise.
10252 * emit-rtl.c (try_split): Likewise.
10253 * recog.c (peephole2_opimize): Likewise.
10254 * reg-notes.def (ALWAYS_RETURN): Remove.
10255 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10256 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10257 * tree.h (ECF_ALWAYS_RETURN): Remove.
10259 2005-02-28 Roger Sayle <roger@eyesopen.com>
10261 PR middle-end/19874
10262 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10263 between different machine modes is never a "useless" conversion.
10265 2005-02-28 Geert Bosch <bosch@gnat.com>
10268 * doc/contrib.texi: List contributors for Ada front end
10270 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10272 * simplify-rtx.c (simplify_unary_operation_1,
10273 simplify_const_unary_operation): New, extracted from...
10274 (simplify_unary_operation): ... this one.
10275 (simplify_binary_operation_1,
10276 simplify_const_binary_operation): New, extracted from...
10277 (simplify_binary_operation): ... this one.
10278 * rtl.h (simplify_const_unary_operation,
10279 simplify_const_binary_operation): Add prototypes.
10281 2005-02-28 Julian Brown <julian@codesourcery.com>
10283 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10284 building libjava and caused PR regression/20228.
10286 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10289 * Makefile.in (host_subdir): New.
10290 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10291 * configure: Regenerate.
10293 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10295 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10296 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10297 installation directory first.
10299 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10302 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10303 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10304 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10305 * config/cris/cris.md: Tweak comments referring to Q.
10306 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10307 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10308 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10309 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10310 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10311 Insert spaces in constraints to align alternatives vertically for
10313 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10316 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10318 PR rtl-optimization/17728
10319 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10320 operand 0 from general_operand to move_dest_operand.
10322 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10324 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10325 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10326 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10327 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10329 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10331 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10332 * configure: Regenerate.
10333 * libada-mk.in: Remove CC; rename
10334 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10336 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10339 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10340 for the lhs, also walk over the tree. Likewise for rhs.
10342 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10344 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10345 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10346 Do not propagate value of iv before increment over the increment.
10348 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10350 * c-parser.c: New file.
10351 * c-parse.in: Remove.
10352 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10354 (c-parser.o): Add dependencies.
10355 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10356 maintainer-clean, TAGS): Update.
10357 * c-config-lang.in (gtfiles): Update.
10358 * gengtype-lex.l: Don't handle "@@".
10359 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10360 objc_build_synchronized, objc_begin_try_stmt,
10361 objc_begin_catch_clause, objc_finish_catch_clause,
10362 objc_build_finally_clause, objc_finish_try_stmt): New.
10363 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10365 (c_parse_init): Update comment.
10366 * c-decl.c (c_init_decl_processing): Update comment.
10367 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10368 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10369 new c_declspecs members.
10371 2005-02-25 Julian Brown <julian@codesourcery.com>
10373 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10374 from being used for symbols with vague linkage when
10375 HAVE_GAS_COMDAT_GROUP is true.
10377 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10379 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10381 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10384 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10385 (LIBGCC2_HAS_DF_MODE): New.
10386 (LIBGCC2_HAS_XF_MODE): New.
10387 (LIBGCC2_HAS_TF_MODE): New.
10388 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10389 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10390 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10391 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10392 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10393 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10394 and add _fixtfdi, _fixunstfdi, _floatditf
10395 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10396 L_fixunstfdi, L_floatditf.
10397 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10398 (LIBGCC2_HAS_TF_MODE): Define.
10400 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10402 PR tree-optimization/20204
10403 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10404 REWRITE_THIS_STMT markers on PHI nodes.
10405 (rewrite_initialize_block): Likewise.
10407 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10409 * version.c (version_string): Update to 4.1.
10411 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10413 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10414 Clarify that the alternative way doesn't work in GNU C++.
10416 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10418 PR tree-optimization/19937
10419 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10420 to the type of the induction variable.
10422 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10424 PR rtl-optimization/20117
10425 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10426 the block including noncopyable insn.
10428 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10430 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10431 calls to find_reg_note.
10433 2005-02-24 Richard Henderson <rth@redhat.com>
10436 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10439 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10441 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10442 vector types if to use base reg for misaligned non-word ld/std.
10444 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10447 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10448 dwarf2 label manually and put it after, not before the prologue.
10450 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10453 * reload.c (operands_match_p): Only increment register number for
10454 SCALAR_INT_MODE_P modes in multiple hard registers.
10456 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10459 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10461 * ChangeLog.5: Fix log message typo(s).
10462 * ChangeLog.7: Likewise.
10463 * ChangeLog.tree-ssa: Likewise.
10464 * cfgexpand.c: Fix comment typo(s).
10465 * conflict.c: Likewise.
10466 * defaults.h: Likewise.
10467 * dwarf2out.c: Likewise.
10468 * gcse.c: Likewise.
10469 * ggc-page.c: Likewise.
10470 * tree-eh.c: Likewise.
10471 * tree-ssa-dom.c: Likewise.
10473 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10476 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10477 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10478 if SHARED is defined.
10481 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10482 allow splitting only if operands 0 and 3 don't overlap.
10484 2005-02-24 Richard Henderson <rth@redhat.com>
10486 PR middle-end/19953
10487 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10488 (fold_builtin_1): Call them.
10489 * fold-const.c (fold_complex_mult_parts): Split out from ...
10490 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10491 (fold_complex_div_parts, fold_complex_div): New.
10493 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10495 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10497 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10498 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10500 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10501 (print_node): Likewise.
10502 Print TYPE_SIZES_GIMPLIFIED.
10504 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10506 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10507 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10508 operands as commutative in constraints.
10510 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10512 * tree-into-ssa.c: Re-organize internal functions.
10514 2005-02-24 Richard Henderson <rth@redhat.com>
10516 PR middle-end/18902
10517 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10519 * common.opt (fcx-limited-range): New.
10520 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10521 * toplev.c (flag_complex_method): Initialize to 1.
10522 (process_options): Set flag_complex_method to 0 if
10523 flag_cx_limited_range.
10524 * doc/invoke.texi (-fcx-limited-range): New.
10526 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10528 * cse.c (delete_trivially_dead_insns): Speed up by using
10529 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10532 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10534 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10535 functions when -mid-shared-library is being used.
10537 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10539 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10540 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10541 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10542 * system.h: Poison LINK_LIBGCC_SPECIAL.
10544 2005-02-23 James E Wilson <wilson@specifixinc.com>
10546 * gengtype.c (note_insn_name): Make 1 element larger.
10548 2005-02-23 Roger Sayle <roger@eyesopen.com>
10551 PR rtl-optimization/20097
10552 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10553 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10555 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10557 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10558 * t-aix52 (SHLIB_INSTALL): Same.
10560 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10562 * genpreds.c: Update copyright.
10564 2005-02-23 Michael Beach <michaelb@ieee.org>
10567 * config/sparc/t-elf (startup files): Assemble with CPP.
10569 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10571 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10572 (write_predicate_expr): Likewise.
10574 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10576 PR tree-optimization/20100
10577 PR tree-optimization/20115
10578 * tree-optimize.c (init_tree_optimization_passes): Remove
10579 pass_maybe_create_global_var.
10580 * tree-pass.h (pass_maybe_create_global_var): Remove.
10581 * tree-ssa-alias.c (aliases_computed_p): Declare.
10582 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10583 (count_calls_and_maybe_create_global_var): Remove.
10584 (pass_maybe_create_global_var): Remove.
10585 (init_alias_info): Do not declare aliases_computed_p.
10586 (maybe_create_global_var): If the function contains no
10587 call-clobbered variables and a mix of pure/const and regular
10588 function calls, create .GLOBAL_VAR.
10589 Mark all call-clobbered variables for renaming.
10590 (merge_pointed_to_info): Update comment.
10591 (add_pointed_to_var): Likewise.
10592 (is_escape_site): Likewise.
10593 Accept struct alias_info * instead of size_t *.
10595 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10597 * tree-ssa-operands.c (get_call_expr_operands): If
10598 ALIASES_COMPUTED_P is false, do not add call-clobbering
10600 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10601 (delete_tree_ssa): Likewise.
10603 2005-02-22 James E Wilson <wilson@specifixinc.com>
10605 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10606 (do_compile): Do call it here.
10608 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10610 PR rtl-optimization/20017.
10611 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10612 rest_of_handle_cse2, rest_of_handle_gcse): Call
10613 delete_dead_jumptables immediately before calling cleanup_cfg.
10615 2005-02-22 Devang Patel <dpatel@apple.com>
10618 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10621 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10623 * config/rs6000/aix.h (WINT_TYPE): Define.
10625 2005-02-22 Stan Shebs <shebs@apple.com>
10627 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10628 natural alignment for 64-bit Darwin.
10629 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10631 * doc/invoke.texi: Document this.
10633 2005-02-22 DJ Delorie <dj@redhat.com>
10635 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10636 to make_[un]signed_type, not the mode itself.
10638 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10640 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10641 not available. Use tail calls wherever possible.
10642 (make_edge): Call unchecked_make_edge to create an edge.
10644 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10645 (coalesce_ssa_name): Don't check for
10646 SSANORM_USE_COALESCE_LIST.
10647 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10649 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10651 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10652 (rewrite_into_ssa): ... here.
10654 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10656 PR tree-optimization/19786
10657 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10658 tag to another's may-alias bitmap when adding to the other's list.
10660 2005-02-21 DJ Delorie <dj@redhat.com>
10662 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10663 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10664 registers in unsupported ways.
10665 * expmed.c (init_expmed): Likewise.
10667 2005-02-21 Stan Cox <scox@redhat.com>
10669 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10671 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10673 * tree-cfg.c (fold_cond_expr_cond): New.
10674 (make_edges): Call fold_cond_expr_cond.
10675 (find_taken_edge): Accept nothing but INTEGER_CST.
10676 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10678 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10680 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10681 that do not belong to any basic block.
10683 2005-02-21 Jeff Law <law@redhat.com>
10685 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10688 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10690 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10691 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10692 Adjust their definitions.
10693 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10694 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10696 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10697 genautomata.c, langhooks.c, langhooks.h, system.h,
10698 config/arm/lib1funcs.asm: Update copyright.
10700 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10702 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10704 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10707 * doc/install.texi: Document --with-gc.
10709 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10711 * simplify-rtx.c (simplify_unary_operation): Add a missing
10714 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10716 PR tree-optimization/18663
10717 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10718 if the type has variable bounds.
10720 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10722 * gcse.c: Remove an obsolete comment.
10724 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10726 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10728 * doc/extend.texi (Function Attributes) <Attribute const>: The
10729 attribute "pure" is below this text, not above.
10731 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10733 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10734 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10735 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10737 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10740 * langhooks.h (struct lang_hooks): Add to_target_charset.
10741 * langhooks.c (lhd_to_target_charset): New function.
10742 * langhooks-def.h: Declare lhd_to_target_charset.
10743 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10744 (LANG_HOOKS_INITIALIZER): Update.
10745 * c-common.c (c_common_to_target_charset): New function.
10746 * c-common.h: Declare it.
10747 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10748 c_common_to_target_charset.
10750 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10751 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10752 Delete definitions.
10753 * system.h: Poison them.
10754 * doc/tm.texi: Don't discuss them.
10755 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10756 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10757 (pp_c_char): Do not attempt to generate letter escapes for
10759 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10760 * config/mips/mips.c (mips_output_ascii): Likewise.
10762 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10764 PR tree-optimization/19951
10765 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10768 2005-02-19 Steven Bosscher <stevenb@suse.de>
10770 PR middle-end/19698
10771 * function.h (struct function): New field `max_loop_depth'.
10772 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10773 (flow_loops_find): Reset the max loop depth count before finding loops.
10774 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10775 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10776 (calculate_global_regs_live): Make sure the loop will terminate
10777 when the initial sets are not empty.
10779 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10781 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10783 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10785 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10788 * doc/invoke.texi: Remove documentation of %M spec.
10790 (init_spec): Remove %M suffix from -lgcc_s.
10791 (do_spec_1): Remove 'M' case.
10792 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10793 to put shared libraries in the multilib directory. Remove the
10794 shlib_so_soname substitution variable. Don't add a multilib encoding
10795 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10796 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10797 SHLIB_INSTALL as well as SHLIB_LINK.
10798 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10799 (SHLIB_NAME): Delete.
10800 (SHLIB_DIR): New macro.
10801 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10802 (SHLIB_INSTALL): Adjust accordingly.
10803 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10804 * config/t-slibgcc-sld: Likewise.
10805 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10806 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10807 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10809 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10810 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10811 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10812 Use @shlib_base_name@ instead of @shlib_so_name@.
10813 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10814 and @shlib_base_name@.so in @multilib_dir@.
10815 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10816 to the install path.
10817 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10818 (SHLIB_LINK): Remove previous workaround.
10819 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10820 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10821 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10823 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10824 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10825 (SHLIB_INSTALL): Adjust accordingly.
10826 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10827 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10828 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10829 config/t-slibgcc-elf-ver.
10831 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10832 Jakub Jelinek <jakub@redhat.com>
10834 PR tree-optimization/19828
10835 * tree-ssa-loop-im.c: Add a TODO comment.
10836 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10837 without side-effects.
10839 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10841 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10844 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10846 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10847 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10848 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10850 (ia64_reorg): Delete fixup_errata call.
10851 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10852 (TARGET_SWITCHES): Delete -mb-step entry.
10854 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10857 * c-typeck.c (composite_type): Handle quals in transparent unions.
10858 (type_lists_compatible_p): Likewise.
10860 2005-02-18 Stan Shebs <shebs@apple.com>
10862 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10863 expressions in the .literal8 section.
10865 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10867 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10869 2005-02-18 Roger Sayle <roger@eyesopen.com>
10871 * fold-const.c (constant_boolean_node): Always create values of the
10872 specified type, don't bother calling truthvalue_conversion.
10874 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10876 * except.c (output_function_exception_table): Call
10877 assemble_external_libcall (eh_personality_libfunc).
10879 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10882 * config/ia64/ia64.h (struct machine_function): Add state_num.
10883 * config/ia64/ia64.c (process_epilogue,
10884 process_for_unwind_directive): Use new unwind state numbers each
10885 time rather than state 1.
10887 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10890 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10891 before the "*llgt_didi" pattern.
10893 2005-02-18 Jason Merrill <jason@redhat.com>
10895 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10897 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10899 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10900 (div0): Use it in place of ARM_FUNC_ALIAS.
10901 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10903 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10905 PR middle-end/20030
10906 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10907 access, the lower bound of the array type if it exists.
10909 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10912 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10913 cases that are out-of-range for the index type.
10915 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10917 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10918 (estimate_case_costs): Don't call convert.
10919 * expmed.c (expand_shift): Likewise.
10920 (make_tree): Call fold_convert instead of convert.
10922 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10925 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10926 that ref to be marked MEM_READONLY_P doesn't have base that needs
10929 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10931 * genautomata.c (output_get_cpu_unit_code_func,
10932 output_cpu_unit_reservation_p): Don't generate old-style function
10935 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10938 PR tree-optimization/20009
10939 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10941 PR tree-optimization/18947
10942 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10943 inline, remove all nodes that are inlined into the extern inline
10946 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10948 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10949 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10950 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10951 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10954 2005-02-17 Roger Sayle <roger@eyesopen.com>
10956 PR tree-optimization/19917
10957 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10958 to be potentially trapping.
10960 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10962 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10964 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10966 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10967 tem becomes a local variable which is set to the value of the
10968 back end defined INITIAL_FRAME_ADDRESS macro.
10969 (expand_builtin_frame_address): Omit the base parameter to
10970 expand_builtin_return_addr.
10971 (expand_builtin_profile_func): Likewise.
10972 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10973 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10974 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10976 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10978 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10979 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10980 * config/frv/frv.c (frv_function_epilogue): Likewise.
10982 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10984 * lambda-code (perfect_nestify): Remove mark/unmark
10985 for rewriting hack.
10986 * tree-loop-linear.c (linear_transform_loops): Add
10987 rewrite_into_ssa call so that ssa is correct for
10988 rewriting into loop closed.
10990 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10992 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10993 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10995 * bt-load.c (btr_def_live_range, combine_btr_defs,
10996 migrate_btr_def, migrate_btr_defs): Likewise.
10997 * cfgcleanup.c (thread_jump): Likewise.
10998 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10999 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11000 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11001 df_rd_local_compute, df_reg_info_compute): Likewise.
11002 * dominance.c (init_dom_info, free_dom_info): Likewise.
11003 * flow.c (init_propagate_block_info,
11004 free_propagate_block_info): Likewise.
11005 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11006 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11007 modify_reg_pav): Likewise.
11008 * loop-invariant.c (find_defs, find_invariant_insn,
11009 find_invariants, free_inv_motion_data): Likewise.
11010 * predict.c (tree_predict_by_opcode,
11011 estimate_bb_frequencies): Likewise.
11012 * stmt.c (expand_case): Likewise.
11013 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11014 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11015 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11016 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11017 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11018 rewrite_ssa_into_ssa): Likewise.
11019 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11020 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11021 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11022 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11023 * tree-sra.c (tree_sra): Likewise.
11024 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11025 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11026 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11027 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11028 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11029 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11031 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11032 calculate_live_on_entry, calculate_live_on_exit,
11033 build_tree_conflict_graph): Likewise.
11034 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11035 record_important_candidates, set_use_iv_cost, find_depends,
11036 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11037 tree_ssa_iv_optimize_finalize): Likewise.
11038 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11039 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11040 tree_duplicate_loop_to_header_edge): Likewise.
11041 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11042 * tree-ssa.c (verify_flow_insensitive_alias_info,
11043 verify_name_tags, verify_ssa, init_tree_ssa,
11044 delete_tree_ssa): Likewise.
11045 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11046 fini_ssanames): Likewise.
11047 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11049 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11051 * config/rs6000/t-rtems: Completely reworked.
11053 2005-02-17 Ira Rosen <irar@il.ibm.com>
11055 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11057 2005-02-17 Ira Rosen <irar@il.ibm.com>
11059 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11060 POINTER_TYPE_P when checking that type is a pointer.
11061 (vect_get_memtag): Remove.
11062 (vect_address_analysis): Use POINTER_TYPE_P. Call
11063 vect_object_analysis with dummy parameter for memtag.
11064 (vect_object_analysis): Extract memtag (functionality that
11065 used to be in vect_get_memtag and moved here). Fix printings.
11066 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11067 with correct parameters. Remove call to vect_get_memtag.
11069 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11071 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11072 (tree-vectorizer.o): Added missing dependencies.
11074 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11076 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11077 declaration in tree-vectorizer.c, now has an extern declaration in
11078 tree-vectorizer.h).
11079 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11080 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11081 get_vectype_for_scalar_type, vect_is_simple_use,
11082 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11083 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11084 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11085 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11086 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11087 find_loop_location): Likewise.
11089 * tree-vectorizer.c (langhooks.h): #include removed.
11090 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11091 moved to tree-vectorized.h.
11092 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11093 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11094 get_vectype_for_scalar_type, vect_is_simple_use,
11095 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11096 vect_supportable_dr_alignment, new_loop_vec_info,
11097 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11098 vect_set_verbosity_level, find_loop_location): Likewise.
11100 (vect_analyze_loop): Function externalized. Declaration moved to
11101 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11102 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11103 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11104 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11105 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11106 vect_enhance_data_refs_alignment, vect_analyze_operations,
11107 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11108 vect_stmt_relevant_p, vect_get_loop_niters,
11109 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11110 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11111 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11112 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11113 vect_get_memtag): Likewise.
11115 (vectorizable_load): Function externalized. Declaration moved to
11116 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11117 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11118 vect_transform_loop): Likewise.
11119 (vect_transform_stmt): Moved to tree-vect-transform.c.
11120 (vect_align_data_ref, vect_create_destination_var,
11121 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11122 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11123 vect_get_vec_def_for_operand, vect_init_vector,
11124 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11125 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11126 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11127 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11128 vect_do_peeling_for_loop_bound): Likewise.
11130 * tree-vect-analyze.c: New file.
11131 * tree-vect-transform.c: New file.
11133 2005-02-17 Jason Merrill <jason@redhat.com>
11135 PR mudflap/19319, c++/19317
11136 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11139 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11141 * doc/install.texi (Specific): Update link for Darwin-specific
11144 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11146 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11147 constant_boolean_node.
11149 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11152 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11153 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11155 2005-02-16 Richard Henderson <rth@redhat.com>
11158 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11160 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11161 replace uses with Wtype_MAXp1_F.
11162 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11163 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11164 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11165 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11166 and HAVE_TFMODE as appropriate.
11167 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11168 (__floatdisf): Likewise.
11169 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11170 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11171 (Wtype_MAXp1_F): New.
11172 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11173 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11175 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11178 * arm.c (arm_apply_result_size): New function.
11179 * arm.h (APPLY_RESULT_SIZE): Define.
11180 * arm-protos.h (arm_apply_result_size): Add prototype.
11181 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11182 (movxf): New expand.
11183 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11184 (call_value_symbol): Remove predicate for operand 0.
11185 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11186 (untyped_call): Rework to correclty return values for any type.
11187 (untyped_return): New expand.
11188 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11190 2005-02-16 Stan Shebs <shebs@apple.com>
11192 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11193 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11195 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11197 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11198 configure settings on Solaris 7 and later.
11200 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11202 PR tree-optimization/19865
11203 * tree-optimize.c (init_tree_optimization_passes): Run
11204 pass_may_alias after pass_sra.
11206 2005-02-16 Richard Henderson <rth@redhat.com>
11207 Stuart Hastings <stuart@apple.com>
11210 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11211 Do nothing if debug info suppressed for this function.
11212 (dbxout_begin_function): Early exit if debug info suppressed for
11215 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11218 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11220 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11222 PR tree-optimization/19967
11223 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11224 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11225 argument TYPE. Adjust calls to fold_builtin_XXX.
11226 (expand_builtin, fold_builtin_1): Adjust calls to
11227 expand_builtin_XXX.
11228 (fold_builtin_strchr, fold_builtin_strpbrk,
11229 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11230 result to a requested type TYPE.
11232 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11234 PR middle-end/19857
11235 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11236 (T)x & (T)cst if (T)cst overflows.
11237 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11238 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11240 2005-02-15 Jeff Law <law@redhat.com>
11242 * gcse.c (blocks_with_calls): New bitmap.
11243 (alloc_gcse_mem): Allocate it.
11244 (free_gcse_mem): Free it.
11245 (clear_modifY_mem_tables): Clear it.
11246 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11247 when we encounter CALL_INSNs.
11248 (compute_transp, case MEM): Handle blocks with calls separate
11249 from blocks without calls. Use bitmap iterators rather than
11252 2005-02-15 Peter O'Gorman <peter@pogma.com>
11255 * mklibgcc.in (vis_hide): Use a temporary object file, not
11258 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11261 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11262 access optimization.
11264 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11265 Alan Modra <amodra@bigpond.net.au>
11268 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11269 (_xlqsub): Rename to __gcc_qsub.
11270 (_xlqmul): Rename to __gcc_qmul.
11271 (_xlqdiv): Rename to __gcc_qdiv.
11272 Provide versioned symbol aliases with old names.
11273 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11274 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11275 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11276 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11277 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11279 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11281 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11282 Fold ~(A - 1) and ~(A + -1) to -A.
11284 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11288 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11289 config/pa/pa-host.c:pa_gt_pch_use_address.
11291 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11293 * tree-vn.c (get_value_handle): Make sure that given an
11294 is_gimple_min_invariant expression, we always return it.
11296 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11298 * passes.c (rest_of_handle_gcse): Fix a comment.
11300 2005-02-15 Jeff Law <law@redhat.com>
11302 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11304 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11305 (canon_list_insert, record_last_mem_set_info): Similarly.
11306 (clear_modify_mem_tables): Similarly.
11308 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11310 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11311 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11312 config/mips/mips.md, config/rs6000/aix.h,
11313 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11315 2005-02-15 Richard Henderson <rth@redhat.com>
11317 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11318 call to be best_edge.
11320 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11322 * basic-block.h: Adjust the prototype for find_basic_blocks.
11323 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11324 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11327 * flow.c (recompute_reg_usage): Remove all arguments.
11328 * passes.c (rest_of_compilation): Adjust the call to
11329 recompute_reg_usage.
11330 * rtl.h: Adjust the prototype for recompute_reg_usage.
11332 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11334 * tree-dump.c (dump_files): Update to reflect new member
11336 (dump_register): Add new argument.
11338 (dump_switch_p_1): Check against glob name if doglob was passed.
11339 (dump_switch_p): Check against regular first, then glob if
11340 we didn't have any hits on the dump name.
11341 * tree-optimize.c (register_one_dump_file):
11342 Pass in glob name as well.
11343 * tree-pass.h (struct dump_file_info): Add glob
11346 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11348 PR preprocessor/16323
11349 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11351 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11354 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11355 (trunctfdf2_internal1): New.
11356 (trunctfdf2_internal2): Renamed from trunctfdf2.
11358 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11360 PR tree-optimization/19853
11361 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11363 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11365 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11366 delete_dead_jumptables and cleanup_cfg.
11368 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11370 * reload.c (find_reloads): Swap address_reloaded flags when
11371 swapping commutative operands.
11373 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11375 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11376 Use standard_iv_increment_position for computing the bsi position
11378 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11381 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11384 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11385 life range of hard registers.
11386 * value-prof.c (insn_prefetch_values_to_profile): Only
11389 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11390 profile in libcalls.
11392 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11394 * bitmap.h (bitmap_and_compl_into): Return bool.
11395 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11397 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11399 PR tree-optimization/19944
11400 * fold-const.c (fold): Re-add ABS_EXPR folding.
11402 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11405 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11406 {TARGET,MASK}_XL_COMPAT.
11407 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11409 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11410 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11412 (rs6000_arg_partial_bytes): Same.
11413 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11414 and XL compatibility enabled.
11415 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11416 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11417 test to final condition.
11418 (cmptf_internal2): New.
11419 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11420 xl-compat. Add TFmode information to description.
11422 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11424 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11426 2005-02-13 Jason Merrill <jason@redhat.com>
11429 * fold-const.c (fold_indirect_ref_1): Split out from...
11430 (build_fold_indirect_ref): Here.
11431 (fold_indirect_ref): New fn.
11432 * tree.h: Declare it.
11433 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11434 (gimplify_modify_expr_rhs): Likewise.
11435 (gimplify_expr): Likewise.
11437 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11439 PR tree-optimization/14303
11440 PR tree-optimization/15784
11441 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11442 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11443 ABS_EXPR<x> != 0 to x != 0.
11445 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11447 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11448 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11449 spelling conventions.
11451 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11452 delete_trivially_dead_insns too many times.
11454 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11457 2005-02-12 Ira Rosen <irar@il.ibm.com>
11459 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11460 (vect_is_simple_iv_evolution): Remove redundant parameter
11462 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11463 without last parameter.
11464 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11465 Return pointer step. Call vect_is_simple_iv_evolution without
11466 last parameter. Check only that the step is multiple of size
11467 type. Remove stmt_vinfo updates.
11468 (vect_get_memtag_and_dr): Remove.
11469 (vect_get_memtag): New function.
11470 (vect_address_analysis): New function.
11471 (vect_object_analysis): New function.
11472 (vect_analyze_data_refs): Call vect_object_analysis and
11473 vect_get_memtag. Update stmt_vinfo fields.
11475 2005-02-12 Ira Rosen <irar@il.ibm.com>
11477 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11478 exist and are objects. Remove checks for pointer.
11479 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11480 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11481 (vect_create_data_ref_ptr): Likewise.
11482 (vect_base_addr_differ_p): New function.
11483 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11484 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11485 Don't set the DR_BASE_NAME field of data-ref.
11486 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11488 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11490 * optabs.h (enum optab_index): Add new OTI_ldexp.
11491 (ldexp_optab): Define corresponding macro.
11492 * optabs.c (init_optabs): Initialize ldexp_optab.
11493 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11495 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11497 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11498 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11500 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11501 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11504 2005-02-12 Ira Rosen <irar@il.ibm.com>
11506 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11508 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11510 (vect_get_base_and_offset): Always return an address.
11511 (vect_create_addr_base_for_vector_ref): Remove treatment for
11512 different data reference types.
11513 (vect_compute_data_ref_alignment): Rename base to base_address in
11514 stmt_vec_info. Get the object in order to force its alignment.
11515 (vect_get_memtag_and_dr): Rename base to base_address in
11516 stmt_vec_info. Extract the object for memtag analysis.
11518 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11520 PR regression/19898.
11521 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11522 changes cc_status, use apply modified_in_p to part of cc_status
11523 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11526 2005-02-11 Richard Henderson <rth@redhat.com>
11528 * tree-complex.c (expand_complex_libcall): New.
11529 (expand_complex_multiplication): Use it for c99 compliance.
11530 (expand_complex_division): Likewise.
11531 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11533 * builtins.c (built_in_names): Remove const.
11534 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11536 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11537 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11538 (built_in_names): Remove const.
11539 * c-common.c (c_common_type_for_mode): Handle complex modes.
11540 * flags.h, toplev.c (flag_complex_method): Rename from
11541 flag_complex_divide_method.
11542 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11543 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11544 * libgcc2.h: Declare them.
11545 * libgcc-std.ver: Export them.
11546 * mklibgcc.in (lib2funcs): Build them.
11548 2005-02-11 Steven Bosscher <stevenb@suse.de>
11550 PR tree-optimization/19876
11551 Partially revert my change from 2005-01-14
11552 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11553 (compute_antic): ...and remove the loop here.
11555 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11557 PR middle-end/19858
11558 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11559 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11561 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11562 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11564 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11566 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11567 offsets for the big-endian 32-bit case.
11569 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11571 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11573 2005-02-11 Dale Johannesen <dalej@apple.com>
11575 * cselib.c (cselib_process_insn): Clear out regs where
11576 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11577 * reload.c (find_equiv_reg): Ditto.
11579 2005-02-11 Ian Lance Taylor <ian@airs.com>
11581 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11584 * tree.c (build_function_type_list): Work correctly if there are
11587 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11589 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11590 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11591 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11592 TARGET_ZARCH instead of TARGET_64BIT.
11594 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11596 * config/rs6000/t-rtems:
11597 (MULTILIB_OPTIONS): Remove mcpu=602.
11598 (MUTLILIB_DIRNAMES): Remove m602.
11599 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11600 Let mcpu=602 match mcpu=603.
11601 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11603 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11605 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11606 signal trampolines.
11608 2005-02-10 David Daney <ddaney@avtrex.com>
11610 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11611 * config/i386/linux-unwind.h: Likewise.
11612 * config/ia64/linux-unwind.h: Likewise.
11613 * config/mips/linux-unwind.h: Likewise.
11614 * config/pa/linux-unwind.h: Likewise.
11615 * config/rs6000/linux-unwind.h: Likewise.
11616 * config/s390/linux-unwind.h: Likewise.
11617 * config/sh/linux-unwind.h: Likewise.
11618 * config/sparc/linux-unwind.h: Likewise.
11620 2005-02-10 Steven Bosscher <stevenb@suse.de>
11622 PR tree-optimization/17549
11623 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11624 TER to replace a DEF with its expression if the DEF and the
11625 rhs of the expression we replace into have the same root
11628 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11630 * config/mips/mips.md: Fix the placement of the match_scratch in the
11633 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11635 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11638 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11640 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11641 (strip_offset): Handle addresses.
11642 (add_address_candidates): Use strip_offset.
11643 (difference_cost): Reflect strip_offset change.
11644 (force_var_cost, difference_cost): Strip nops.
11646 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11648 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11650 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11651 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11652 config/cris/cris-protos.h, config/cris/cris.c: Update
11655 2005-02-10 Jeff Law <law@redhat.com>
11657 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11658 (lookup_avail_expr): Similarly.
11660 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11662 * builtins.c (fold_builtin_powi): New function.
11663 (fold_builtin_1): Call it.
11665 2005-02-10 Steven Bosscher <stevenb@suse.de>
11667 PR documentation/19309
11668 * doc/cpp.texi: The __GNUC__ and related predefined macros
11669 are also defined for the "standalone" cpp.
11670 Some non-GCC compilers may also define __GNUC__.
11672 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11675 * c-typeck.c (common_type): New routine. Old common_type renamed
11677 (c_common_type): ...this.
11678 (build_conditional_expr, build_binary_op): Use c_common_type instead
11681 2005-02-10 Steven Bosscher <stevenb@suse.de>
11683 * doc/md.texi: Replace @samp{length} with @code{length}.
11685 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11687 PR tree-optimization/18687
11688 * tree-flow.h (find_loop_niter): Declare.
11689 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11690 Try using scev even for loops with more than one exit.
11691 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11692 (struct ivopts_data): Added niters field.
11693 (struct nfe_cache_elt): New.
11694 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11696 (tree_ssa_iv_optimize_init): Initialize niters cache.
11697 (determine_number_of_iterations): Removed.
11698 (find_induction_variables): Do not call determine_number_of_iterations.
11699 Access niters for single exit through niter_for_single_dom_exit.
11700 (add_iv_outer_candidates): Access niters for single exit through
11701 niter_for_single_dom_exit.
11702 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11703 number_of_iterations_cond.
11704 (iv_period): New function.
11705 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11706 (may_replace_final_value): Take data argument. Use
11707 niter_for_single_dom_exit.
11708 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11709 (rewrite_use_compare): Pass data to may_eliminate_iv.
11710 (rewrite_use_outer): Pass data to may_replace_final_value.
11711 (free_loop_data): Clean up the niters cache.
11712 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11713 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11714 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11715 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11716 (num_ending_zeros): Moved to tree.c.
11717 * tree.h (num_ending_zeros): Declare.
11718 * tree.c (num_ending_zeros): Moved from tree.c.
11720 2005-02-09 Richard Henderson <rth@redhat.com>
11722 * builtins.c (DEF_BUILTIN): Add COND argument.
11723 * tree.h (DEF_BUILTIN): Likewise.
11724 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11725 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11727 (DEF_BUILTIN_STUB): New.
11728 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11729 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11730 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11731 * c-common.c (DEF_BUILTIN): Add COND argument.
11732 * tree.c (local_define_builtin): New.
11733 (build_common_builtin_nodes): New.
11735 2005-02-09 Roger Sayle <roger@eyesopen.com>
11737 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11738 floating point expression ignoring the sign of the result.
11739 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11740 (fold) <MULT_EXPR>: Use it to simplify x*x.
11741 * tree.h (fold_strip_sign_ops): Prototype here.
11742 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11743 argument. Use fold_strip_sign_ops to simplify the first argument.
11744 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11745 first argument when the second argument is an even integer
11746 constant, but only with -funsafe_math_optimizations.
11747 (fold_builtin_1): Update call to fold_builtin_copysign.
11749 2005-02-09 Ian Lance Taylor <ian@airs.com>
11751 PR middle-end/19583
11752 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11753 just check whether EH_FILTER_FAILURE falls through.
11755 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11757 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11758 insns return to ready list in the next turn.
11760 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11762 PR middle-end/19402
11763 * builtins.def: New __builtin_powi[lf].
11764 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11765 (expand_builtin_powi): New function.
11766 (expand_builtin): Dispatch to expand_builtin_powi.
11767 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11768 * libgcc2.c: Add __builtin_powi[lf] implementation.
11769 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11770 * optabs.h: Add powi_optab.
11771 * optabs.c (init_optabs): Initialize powi_optab.
11772 * doc/extend.texi: Document __builtin_powi[lf].
11774 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11776 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11779 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11781 PR middle-end/19854
11782 * fold-const.c (try_move_mult_to_index): Remove redundant
11783 type argument. Create ADDR_EXPR with correct type.
11784 (fold): Update callers of try_move_mult_to_index. Convert
11785 result to the appropriate type.
11787 2005-02-09 Roger Sayle <roger@eyesopen.com>
11790 * config/avr/avr.c (default_rtx_costs): Delete.
11791 (avr_operand_rtx_cost): New function.
11792 (avr_rtx_costs): Completely rewrite.
11794 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11797 * config/cris/cris.c (in_code): New variable.
11798 (cris_output_addr_const): Now a static function, a wrapper for
11800 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11801 case from old cris_output_addr_const.
11802 (cris_asm_output_label_ref): Similar for LABEL_REF.
11803 (cris_output_addr_const_extra): Similar for UNSPEC.
11804 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11805 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11806 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11808 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11809 (cris_asm_output_label_ref): Declare.
11811 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11813 PR preprocessor/19801
11814 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11815 filenames that changed when libcpp was moved to the toplevel.
11817 2005-02-07 Roger Sayle <roger@eyesopen.com>
11819 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11820 zero extensions of BImode operands. Call lowpart_subreg instead
11821 of gen_lowpart_common and gen_lowpart_SUBREG.
11823 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11826 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11827 * configure.ac: Set cc_for_cross_gnattools.
11828 * configure: Regenerate.
11830 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11833 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11835 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11838 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11839 of nested functions.
11841 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11843 * doc/extend.texi: Document deprecated extensions allowing
11844 static floating-point members to have initializers and allowing
11845 floating-point literals in integral constant expressions.
11847 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11849 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11850 config/darwin7.h, config/mips/mips.c,
11851 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11854 * cse.c: Update comments.
11856 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11858 PR middle-end/19775
11859 * builtins.c (fold_builtin_sqrt): Transform
11860 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11863 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11864 Dorit Naishlos <dorit@il.ibm.com>
11866 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11867 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11868 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11870 * tree.h (vect_set_verbosity_level): New extern function declaration
11872 * tree-vectorizer.h (verbosity_levels): New enum type.
11873 * tree-vectorizer.c (vect_debug_stats): Function removed.
11874 (vect_debug_details): Likewise.
11875 (vect_verbosity_level): Global variable was defined and initialized.
11876 (vect_dump): Global variable definition.
11877 (vect_print_dump_info): New function.
11878 (vect_set_dump_settings): New function.
11879 (vect_set_verbosity_level): New function.
11880 (vectorize_loops): Add call to vect_set_dump_settings.
11882 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11883 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11884 (slpeel_tree_peel_loop_to_edge): Likewise.
11886 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11887 appropriate verbosity level instead of call to vect_debug_details
11888 or vect_debug_stats.
11889 (vect_get_base_and_offset):
11890 (vect_create_addr_base_for_vector_ref):
11891 (get_vectype_for_scalar_type):
11892 (vect_create_data_ref_ptr):
11893 (vect_init_vector):
11894 (vect_get_vec_def_for_operand):
11895 (vect_finish_stmt_generation):
11896 (vectorizable_assignment):
11897 (vectorizable_operation):
11898 (vectorizable_store):
11899 (vectorizable_load):
11900 (vect_transform_stmt):
11901 (vect_update_ivs_after_vectorizer):
11902 (vect_do_peeling_for_loop_bound):
11903 (vect_update_inits_of_drs):
11904 (vect_do_peeling_for_alignment):
11905 (vect_transform_loop):
11906 (vect_is_simple_use):
11907 (vect_analyze_operations):
11908 (vect_is_simple_iv_evolution):
11909 (vect_analyze_scalar_cycles):
11910 (vect_analyze_data_ref_dependence):
11911 (vect_analyze_data_ref_dependences):
11912 (vect_compute_data_ref_alignment):
11913 (vect_enhance_data_refs_alignment):
11914 (vect_analyze_data_refs_alignment):
11915 (vect_analyze_data_ref_access):
11916 (vect_analyze_data_ref_accesses):
11917 (vect_analyze_pointer_ref_access):
11918 (vect_get_memtag_and_dr):
11919 (vect_analyze_data_refs):
11920 (vect_mark_relevant):
11921 (vect_stmt_relevant_p):
11922 (vect_mark_stmts_to_be_vectorized):
11923 (vect_can_advance_ivs_p):
11924 (vect_get_loop_niters):
11925 (vect_analyze_loop_form):
11926 (vect_analyze_loop):
11927 (vectorize_loops): Likewise.
11929 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11930 (vect_update_inits_of_drs):
11931 (vect_do_peeling_for_alignment):
11932 (vect_transform_loop):
11933 (vect_analyze_operations):
11934 (vect_analyze_scalar_cycles):
11935 (vect_analyze_data_ref_dependences):
11936 (vect_analyze_data_refs_alignment):
11937 (vect_analyze_data_ref_accesses):
11938 (vect_analyze_data_refs):
11939 (vect_mark_stmts_to_be_vectorized):
11940 (vect_get_loop_niters):
11941 (vect_analyze_loop_form):
11942 (vect_analyze_loop): Likewise.
11943 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11945 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11949 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11950 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11951 either -ffast-math or -funsafe-math-optimizations is in use.
11953 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11954 * config/mips/irix-csr.c: New file.
11955 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11956 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11957 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11960 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11962 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11963 redundant, incorrect definitions.
11965 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11967 ("*tls_indirect_call"): New, reference hard regs directly.
11968 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11970 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11972 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11973 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11975 2005-02-06 Roger Sayle <roger@eyesopen.com>
11977 PR rtl-optimization/19800
11978 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11979 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11982 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11984 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11986 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11989 * doc/invoke.texi: Correct documentation of -freorder-functions.
11991 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11994 * doc/invoke.texi: Don't mention gccbug.
11996 2005-02-06 Roger Sayle <roger@eyesopen.com>
11997 Andrew Pinski <pinskia@physics.uc.edu>
11998 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12000 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12001 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12002 into just (zero_extract:SI FOO (const_int 1) BAR).
12004 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12006 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12007 macro locally. Don't give last revision date. Use GCC version
12008 number from gcc-common.texi.
12009 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12010 revision date. Use GCC version number from gcc-common.texi.
12011 Describe being a library as current state rather than as 3.x
12013 * doc/gcc.texi: Remove last update date.
12014 * doc/gccint.texi: Likewise. Update copyright dates.
12015 * doc/install.texi: Update copyright dates.
12017 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12020 * doc/invoke.texi: Mention for each option included in -Wall that
12021 it is included in -Wall.
12022 * doc/gcc.texi: Update copyright and last modification date.
12024 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12026 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12027 unnecessary cast to original induction variable increments.
12029 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12031 PR tree-optimization/18219
12032 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12033 in distributed form.
12035 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12037 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12038 Set bitpos and offset later in the function. Do nothing if the
12039 target is a register and if the bitfield lies completely outside
12041 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12042 here. Return an uninitialised register if the source value is stored
12043 in a register and the bitfield lies completely outside that register.
12045 2005-02-06 Steven Bosscher <stevenb@suse.de>
12047 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12050 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12052 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12054 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12056 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12057 * config/darwin8.h: New.
12058 * config/darwin7.h: Update comment.
12060 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12061 Dorit Naishlos <dorit@il.ibm.com>
12063 * tree-vectorizer.h (LOC): New type.
12064 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12065 (loop_line_number): New field in struct _loop_vec_info.
12066 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12068 * tree-vectorizer.c (input.h): Included.
12069 (find_loop_location): New function.
12070 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12071 loop line number removed.
12072 (vect_debug_details): Likewise.
12073 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12075 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12076 call to vect_debug_details/stats changed from loop to loop_loc.
12077 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12078 (slpeel_tree_peel_loop_to_edge): Likewise.
12080 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12081 changed from NULL to UNKNOWN_LOC.
12082 (vect_get_base_and_offset):
12083 (vect_create_addr_base_for_vector_ref):
12084 (get_vectype_for_scalar_type):
12085 (vect_create_data_ref_ptr):
12086 (vect_init_vector):
12087 (vect_get_vec_def_for_operand):
12088 (vect_finish_stmt_generation):
12089 (vectorizable_assignment):
12090 (vectorizable_operation):
12091 (vectorizable_store):
12092 (vectorizable_load):
12093 (vect_transform_stmt):
12094 (vect_update_ivs_after_vectorizer):
12095 (vect_do_peeling_for_loop_bound):
12096 (vect_do_peeling_for_alignment):
12097 (vect_transform_loop):
12098 (vect_is_simple_use):
12099 (vect_analyze_operations):
12100 (vect_is_simple_iv_evolution):
12101 (vect_analyze_scalar_cycles):
12102 (vect_analyze_data_ref_dependences):
12103 (vect_compute_data_ref_alignment):
12104 (vect_enhance_data_refs_alignment):
12105 (vect_analyze_data_ref_access):
12106 (vect_analyze_data_ref_accesses):
12107 (vect_analyze_pointer_ref_access):
12108 (vect_get_memtag_and_dr):
12109 (vect_analyze_data_refs):
12110 (vect_mark_relevant):
12111 (vect_stmt_relevant_p):
12112 (vect_mark_stmts_to_be_vectorized):
12113 (vect_can_advance_ivs_p):
12114 (vect_get_loop_niters):
12115 (vect_analyze_loop):
12116 (vectorize_loops): Likewise.
12118 (vectorizable_load): Argument in call to vect_debug_details/stats
12119 changed from loop to LOOP_LOC (loop_vinfo).
12120 (vect_transform_loop):
12121 (vect_analyze_operations):
12122 (vect_analyze_scalar_cycles):
12123 (vect_analyze_data_ref_dependence):
12124 (vect_enhance_data_refs_alignment):
12125 (vect_analyze_data_ref_accesses):
12126 (vect_analyze_pointer_ref_access):
12127 (vect_analyze_data_refs):
12128 (vect_analyze_loop): Likewise.
12130 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12131 changed from loop to loop_loc.
12133 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12135 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12136 Dorit Naishlos <dorit@il.ibm.com>
12138 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12140 (vect_analyze_data_ref_dependences): Likewise.
12142 (vect_is_simple_use): Argument changed from loop structure to
12143 loop_vect_info structure.
12144 (vect_can_advance_ivs_p): Likewise.
12145 (vect_create_index_for_vector_ref): Likewise.
12146 (vect_update_ivs_after_vectorizer): Likewise.
12147 (new_stmt_vec_info): Likewise.
12149 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12150 changed from loop to loop_vinfo.
12151 (vect_create_data_ref_ptr): First argument in call to
12152 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12153 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12154 was changed from loop to loop_vinfo.
12155 (vectorizable_operation): Likewise.
12156 (vectorizable_store): Likewise.
12157 (vect_mark_stmts_to_be_vectorized): Likewise.
12158 (vect_do_peeling_for_loop_bound): First argument in call to
12159 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12160 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12161 was changed from loop to loop_vinfo.
12162 (vect_analyze_data_ref_dependences): Third argument in call to
12163 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12165 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12166 (vect_create_data_ref_ptr): Likewise.
12167 (vect_init_vector): Likewise.
12168 (vect_get_vec_def_for_operand): Likewise.
12169 (vectorizable_assignment): Likewise.
12170 (vectorizable_operation): Likewise.
12171 (vectorizable_store): Likewise.
12172 (vectorizable_load): Likewise.
12173 (vect_update_ivs_after_vectorizer): Likewise.
12174 (vect_is_simple_use): Likewise.
12175 (vect_analyze_data_ref_dependence): Likewise.
12176 (vect_analyze_pointer_ref_access): Likewise.
12177 (vect_can_advance_ivs_p): Likewise.
12179 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12180 before _stmt_vec_info.
12181 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12182 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12183 (new_stmt_vec_info): Argument changed from loop structure to
12184 loop_vect_info structure
12186 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12187 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12188 (vect_create_addr_base_for_vector_ref): Likewise.
12189 (vect_analyze_pointer_ref_access): Likewise.
12191 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12194 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12195 phi flag if the phi is abnormal.
12197 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12200 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12201 information for the new statement.
12203 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12206 * gcc.c (main): Include the target in -v output.
12208 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12210 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12211 Do not drop the extend if we'd have to add a paradoxical subreg
12212 later. Include optabs.h and insn-codes.h.
12213 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12215 2005-02-02 Roger Sayle <roger@eyesopen.com>
12217 PR middle-end/19405
12218 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12219 * fold-const.c (const_binop): Avoid constant folding floating
12220 point operations in modes that use composite representations.
12221 * simplify-rtx.c (simplify_binary_operation): Likewise.
12223 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12225 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12227 (altivec_dstt): Likewise.
12228 (altivec_dstst): Likewise.
12229 (altivec_dststt): Likewise.
12230 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12233 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12235 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12236 EXPR_LOCUS from orig_cond to the new cond_stmt.
12237 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12240 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12242 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12243 standard_iv_increment_position. Remove call to bsi_next
12244 (no need to bump the iterator anymore).
12245 (vect_create_index_for_vector_ref): Call
12246 standard_iv_increment_position. Remove second function argument.
12247 (vect_finish_stmt_generation): Remove call to bsi_next
12248 (no need to bump the iterator anymore).
12249 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12250 to vect_create_index_for_vector_ref.
12252 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12254 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12255 phis are used out of the loop.
12257 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12260 * c-decl.c (undef_nested_function): New variable.
12261 (pop_scope): Diagnose undefined nested functions.
12262 (finish_function): Don't attempt cgraph processing or genericizing
12263 if current top-level function contained an undefined nested
12264 function. Reset undef_nested_function at the end of a top-level
12267 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12269 * tree.c (build_int_cst_type): Take sign of the value into account
12270 when deciding whether sign extend the value.
12272 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12275 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12276 (cpp_options, cc1_options): Change %{std*&ansi} to
12277 %{std*&ansi&trigraphs}.
12279 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12281 * cse.c: Update comments.
12283 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12285 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12286 arguments go on the stack. Do not put complex doubles in odd/even
12289 2005-02-02 Steven Bosscher <stevenb@suse.de>
12291 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12292 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12293 -ftree-pre, and -fthread-jumps.
12295 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12297 PR tree-optimization/19578
12298 * tree-flow.h (modified_noreturn_calls): Declare.
12299 (noreturn_call_p): Declare.
12300 * tree-flow-inline.h (noreturn_call_p): New function.
12301 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12302 * tree-cfg.c (modified_noreturn_calls): New variable.
12303 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12304 that contain a mid-block noreturn call.
12305 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12307 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12309 * df.c (df_def_record_1, df_uses_record): Don't use
12311 * df.h (DF_FOR_REGALLOC): Remove.
12313 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12316 * c-typeck.c (really_start_incremental_init): Reset
12317 constructor_max_index for arrays of incomplete type.
12319 2005-02-02 Jeff Law <law@redhat.com>
12321 * gcse.c (struct reg_set): Store the block index where the register
12322 was set rather than the setting insn.
12323 (record_one_set, compute_transp): Corresponding changes.
12324 (pre_insert_copy_insn): Do not call replace_one_set.
12325 (replace_one_set): Remove.
12327 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12330 * doc/gcov.texi: Fix typo.
12332 2005-02-01 Richard Henderson <rth@redhat.com
12335 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12336 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12338 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12339 * config/i386/i386-protos.h: Update.
12341 2005-02-01 Steven Bosscher <stevenb@suse.de>
12343 PR tree-optimization/19217
12344 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12345 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12346 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12347 that it is walking a PHI node.
12349 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12351 * doc/extend.texi (Nested Functions): Update.
12353 2005-02-01 Richard Henderson <rth@redhat.com>
12356 * optabs.c (expand_copysign_absneg): Export.
12357 * optabs.h (expand_copysign_absneg): Declare.
12358 * config/rs6000/rs6000.md (copysigntf3): New.
12360 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12362 PR tree-optimization/19633
12363 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12364 * tree-ssa-alias.c (init_alias_info): Initialize.
12365 (merge_pointed_to_info): Set.
12366 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12367 (dump_points_to_info_for): Show value of pt_null.
12368 (struct count_ptr_d): Declare.
12369 (find_ptr_dereference): Remove.
12370 (ptr_is_dereferenced_by): Remove.
12371 (count_ptr_derefs): New local function.
12372 (count_uses_and_derefs): New local function.
12373 (compute_points_to_and_addr_escape): Call it. If the number
12374 of dereferences is greater than zero, mark the pointer as
12375 dereferenced. If there are fewer dereferences than uses of
12376 the pointer, the pointer's value escapes.
12378 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12380 PR tree-optimization/19670
12381 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12383 (verify_use): ... set it here, instead.
12385 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12387 * doc/sourcebuild.texi (Test directives): Fix formatting.
12389 * doc/sourcebuild.texi (Test directives): Describe selector
12392 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12394 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12395 specific 64-bit CPUs.
12397 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12400 * arm.c (arm_eliminable_register): New function.
12401 (adjacent_mem_locations): Don't allow eliminable registers. Use
12402 HOST_WIDE_INT for address offsets.
12403 * arm-protos.h (arm_eliminable_register): Add prototype.
12405 2005-02-01 Steven Bosscher <stevenb@suse.de>
12407 PR optimization/15242
12408 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12409 * basic-block.h (duplicate_computed_gotos): Add prototype.
12410 * bb-reorder.c (duplicate_computed_gotos): New function to
12411 duplicate sufficiently small blocks ending in a computed jump.
12412 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12413 if not optimizing for size.
12414 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12415 never do tail merging for blocks ending in a computed jump.
12416 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12418 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12420 Patch from Richard Sandiford <rsandifo@redhat.com>
12421 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12422 from inheriting a subreg equivalence with a non-spill register.
12424 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12426 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12428 * config/frv/frv.c (movcc_fp_destination_operand): New.
12429 (gpr_or_memory_operand): Fix typo in comment.
12430 (gpr_or_memory_operand_with_scratch): New.
12431 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12432 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12433 movcc_fp_destination_operand.
12434 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12435 Legitimize memory addresses using a scratch register.
12437 2005-01-31 Jeff Law <law@redhat.com>
12439 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12440 bitmap a sparse bitmap instead of a simple bitmap.
12441 (mark_def_sites_initialize_block): Corresponding changes.
12442 (ssa_mark_def_sites_initialize_block): Likewise.
12443 (ssa_mark_phi_uses): Likewise.
12444 (mark_def_site, ssa_mark_def_sites): Likewise.
12445 (mark_def_site_blocks): Likewise.
12446 (rewrite_ssa_into_ssa): Likewise.
12448 * tree-ssa-dom.c (record_cond): Pass correct variable type
12449 for last argument to htab_find_slot_with_hash.
12451 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12452 effects when optimizing 0 % X. Do not try to optimize X % 0.
12454 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12456 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12459 2005-02-01 Eric Christopher <echristo@redhat.com>
12461 * config/mips/mips.c (override_options): Warn if -mint64
12463 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12466 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12468 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12470 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12471 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12472 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12473 (cached_regno): Initialize to INVALID_REGNUM.
12474 (cse_reg_info_table_size,
12475 cse_reg_info_table_first_uninitialized,
12476 cse_reg_info_timestamp): New.
12477 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12479 (init_cse_reg_info, get_cse_reg_info_1): New.
12480 (get_cse_reg_info): Cache the last look-up.
12481 (new_basic_block): Update the code to clear mappings from
12482 registers to cse_reg_info entries.
12483 (cse_main): Call init_cse_reg_info.
12485 * cse.c (get_cse_reg_info): Update a comment.
12487 2005-01-31 Steven Bosscher <stevenb@suse.de>
12490 * c-decl.c (start_decl): Do not warn about arrays of elements with
12491 an incomplete type here.
12492 (grokdeclarator): Do it here by making a pedwarn an error.
12493 * c-typeck.c (push_init_level): If there were previous errors with
12494 the constructor type, do not warn about braces for initializers.
12495 (process_init_element): Likewise for excess initializer elements.
12497 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12499 * cse.c (delete_trivially_dead_insn): Don't iterate.
12501 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12503 * config/rs6000/rs6000.md (copysignsf3): New expand.
12504 (copysigndf3): Likewise.
12506 2005-01-31 Steven Bosscher <stevenb@suse.de>
12508 * recog.c (constrain_operands): Only look for earlyclobber operand
12509 conflicts if an '&' constraint was seen.
12511 2005-01-31 Marc Espie <espie@openbsd.org>
12513 * config.gcc: Don't include embedded systems fragment, switches default
12514 debugging format to ELF.
12515 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12516 longer pick it up there.
12518 2005-01-31 Dale Johannesen <dalej@apple.com>
12520 * doc/extend.texi (nested functions): Fix linkage description.
12521 Clarify that static is not allowed.
12523 2005-01-31 Dale Johannesen <dalej@apple.com>
12525 * config/rs6000/darwin.md (movsf_low_di): Make work.
12526 (movdf_low_di): Make work.
12528 2005-01-31 Dale Johannesen <dalej@apple.com>
12530 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12531 Make work for 64 bit.
12533 2005-01-31 Roger Sayle <roger@eyesopen.com>
12534 Dale Johannesen <dalej@apple.com>
12536 PR middle-end/19650
12537 * fold-const.c (fold_binary_op_with_conditional_arg):
12538 Make types match original operands, before STRIP_NOPS.
12540 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12542 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12543 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12544 (struct gcc_sigcontext): Delete. Merge contents to..
12545 (struct gcc_ucontext): ..here.
12546 (get_sigcontext): Delete.
12547 (get_regs): New function, like get_sigcontext but return regs ptr.
12548 64-bit version finds regs from r1 to support vdso.
12549 (ppc_linux_aux_vector): New function.
12550 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12553 2005-01-31 Ira Rosen <irar@il.ibm.com>
12555 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12557 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12558 redundant fold. Fix misalignment for MINUS_EXPR.
12559 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12560 (vect_analyze_pointer_ref_access): Likewise.
12561 (vect_get_memtag_and_dr): Likewise.
12563 2005-01-31 Richard Henderson <rth@redhat.com>
12565 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12566 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12567 absnegdf2_i387, absnegxf2_i387): Likewise.
12569 2005-01-31 Richard Henderson <rth@redhat.com>
12572 * optabs.c (expand_copysign_absneg): New.
12573 (expand_copysign_bit): Split out from ...
12574 (expand_copysign): ... here. Use expand_copysign_absneg.
12576 2005-01-30 Roger Sayle <roger@eyesopen.com>
12578 PR middle-end/19697
12579 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12580 constant as the second operand and a register as the third.
12582 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12585 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12586 that dllimport'd functions do not use all call-clobbered registers
12587 to pass parameters.
12589 2005-01-30 Richard Henderson <rth@redhat.com>
12592 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12593 expand_abs_nojump and generalize. Use operand_subword and
12594 emit_no_conflict_block. Support large modes.
12595 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12597 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12598 negation to subtraction.
12599 (expand_copysign): Check that the format has signed zeros.
12600 Use operand_subword and emit_no_conflict_block. Support large modes.
12602 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12604 Fix PR tree-optimization/19624
12606 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12607 * tree-ssa-pre.c: Add cfgloop.h.
12609 (pre_stats): New member, constified.
12610 (inserted_exprs): New static variable.
12611 (NECESSARY): New macro.
12612 (create_expression_by_pieces): Fold the expression, and
12613 mark it as defaulting to not necessary. Also put in
12615 (fully_constant_expression): New function.
12616 (insert_into_preds_of_block): Modify to not insert phis when we
12617 are playing with induction variables.
12618 Push phis onto the inserted_exprs vector, and mark them as not
12619 necessary by default.
12620 (insert_aux): Call fully_constant_expression on eprime.
12621 If all edges produce the same value, mark it constant.
12622 (mark_operand_necessary): New function.
12623 (remove_dead_inserted_code): New function.
12624 (init_pre): Init loop optimizer to get loop info.
12625 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12626 (execute_pre): Commit edge inserts, then remove dead code.
12628 2005-01-30 Richard Henderson <rth@redhat.com>
12630 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12631 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12633 2005-01-30 Richard Henderson <rth@redhat.com>
12636 * config/i386/i386.c (ix86_expand_copysign): New.
12637 (ix86_split_copysign_const): New.
12638 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12639 rearrange op1/nmask operands.
12640 * config/i386/i386-protos.h: Update.
12641 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12642 (copysigndf3): Likewise.
12643 (copysignsf3_const, copysigndf3_const): New.
12644 (copysignsf3_var): Rename from copysignsf3, split out splitter
12645 and fix split predicate for X constraint.
12646 (copysigndf3_var): Similarly.
12648 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12650 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12651 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12652 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12654 2005-01-29 Richard Henderson <rth@redhat.com>
12657 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12658 of # and * in constraints.
12660 2005-01-29 Richard Henderson <rth@redhat.com>
12662 PR middle-end/19689
12663 * expr.c (store_field): Don't strip sub-mode cast when the input
12664 data is even smaller.
12666 2005-01-29 Richard Henderson <rth@redhat.com>
12668 PR middle-end/19687
12669 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12672 2005-01-29 Richard Henderson <rth@redhat.com>
12674 * combine.c (make_field_assignment): Fix argument order
12677 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12679 PR tree-optimization/15791
12680 * fold-const.c (extract_array_ref): New function.
12681 (fold): Fold comparisons between &a[i] and &a[j] or
12682 semantically equivalent trees.
12684 2005-01-29 Jeff Law <law@redhat.com>
12686 * gcse.c (insert_expr_in_table): Revamp handling of available
12687 and anticipatable occurrence lists to avoid unnecessary list
12689 (insert_set_in_table): Similarly.
12691 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12693 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12695 (c_build_qualified_type): Build qualified array types with
12696 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12697 * c-decl.c (c_make_fname_decl): Build unqualified array type
12698 before qualified type.
12699 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12700 type is qualified, not just if type itself is. Don't apply
12701 qualifiers to array type when declarator is processed. Apply
12702 qualifiers to field type whether or not it is an array type.
12703 Don't handle array types specially for applying qualifiers to
12705 * c-typeck.c (composite_type): Build unqualified element type and
12706 array type when forming composite of array types.
12707 (common_pointer_type, comptypes, comp_target_types,
12708 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12709 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12711 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12712 (args2) in variables a1 and a2.
12714 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12716 * cse.c (n_elements_made, max_elements_made): Remove.
12717 (insert): Don't touch n_elements_made.
12718 (cse_main): Don't touch n_elements_made or max_elements_made.
12720 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12723 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12724 configuration part of dp-bit.c to be lost.
12726 2005-01-28 Roger Sayle <roger@eyesopen.com>
12728 * expmed.c (expand_mult_highpart_optab): When attempting to use
12729 a non-widening multiplication in a wider mode, the operands need
12730 to be converted (zero or sign extended) to that mode.
12732 2005-01-28 Ian Lance Taylor <ian@airs.com>
12734 PR middle-end/16558
12735 PR middle-end/19583
12736 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12737 through if both operands fall through.
12739 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12741 * cse.c (fold_rtx) <PC>: Don't optimize.
12743 2005-01-28 Jeff Law <law@redhat.com>
12745 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12746 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12748 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12750 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12751 cse_reg_info_used_list_end): Remove.
12752 (cse_reg_info_list, cse_reg_info_list_free): New.
12753 (get_cse_reg_info): When allocating an instance of
12754 cse_reg_info, add it to the beginning of the cse_reg_info_list
12755 list. Remove code to maintain cse_reg_info_used_list.
12756 (new_basic_block): Reset the free list to the beginning of
12759 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12761 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12762 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12763 (frv_expand_mdpackh_builtin): New function.
12764 (frv_expand_builtin): Use it to expand __MDPACKH.
12765 * doc/extend.texi (__MDPACKH): Update documentation.
12767 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12769 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12770 SSE_FLOAT_MODE_P for use_sse computation.
12772 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12775 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12777 2005-01-27 Richard Henderson <rth@redhat.com>
12779 * builtins.c (expand_builtin_copysign): New.
12780 (expand_builtin): Call it.
12781 * genopinit.c (optabs): Add copysign_optab.
12782 * optabs.c (init_optabs): Initialize it.
12783 (expand_copysign): New.
12784 * optabs.h (OTI_copysign, copysign_optab): New.
12785 (expand_copysign): Declare.
12787 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12788 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12790 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12791 (ix86_expand_fp_absneg_operator): ... here.
12792 (ix86_split_copysign): New.
12793 * config/i386/i386-protos.h: Update.
12794 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12795 (copysignsf3, copysigndf3): New.
12797 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12798 (copysignsf3, ncopysignsf3): New.
12799 (copysigndf3, ncopysigndf3): New.
12800 (copysignxf3, ncopysignxf3): New.
12801 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12803 2005-01-27 Arend Bayer <arend.bayer@web.de>
12804 Kazu Hirata <kazu@cs.umass.edu>
12806 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12807 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12808 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12811 2005-01-27 Jeff Law <law@redhat.com>
12813 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12814 definitions of SSA_NAMEs which are not being rewritten.
12815 (rewrite_ssa_into_ssa): Only initialize the current definition
12816 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12817 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12818 SSA_NAMEs before returning.
12820 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12822 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12823 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12824 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12825 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12826 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12828 2005-01-27 Steven Bosscher <stevenb@suse.de>
12830 PR middle-end/17278
12831 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12832 higher to -O2 and higher. Likewise for tree PRE.
12833 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12836 2005-01-27 Ian Lance Taylor <ian@airs.com>
12838 PR middle-end/19583
12839 * gimple-low.c (try_catch_may_fallthru): New static function.
12840 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12841 * tree-inline.c (expand_call_inline): Don't warn about reaching
12842 the end of a non-void function being inlined if the function uses
12845 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12847 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12850 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12851 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12852 (implicitly_declare): Handle error_mark_node.
12854 2005-01-27 Richard Henderson <rth@redhat.com>
12857 * tree.h (struct tree_decl): Add debug_expr_is_from.
12858 (DECL_DEBUG_EXPR_IS_FROM): New.
12859 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12860 * dwarf2out.c (dwarf2out_var_location): Update to match.
12861 * tree-outof-ssa.c (create_temp): Likewise.
12862 * var-tracking.c (track_expr_p): Likewise.
12863 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12864 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12865 * toplev.c (default_tree_printer): Likewise.
12867 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12869 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12870 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12872 2005-01-27 Steven Bosscher <stevenb@suse.de>
12874 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12875 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12876 ASM_CLOBBERS): Add tree checks.
12878 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12879 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12880 * c-common.def (SWITCH_STMT): Update to match.
12881 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12882 macros instead of SWITCH_EXPR ones.
12883 * c-dump.c (c_dump_tree): Likewise.
12884 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12885 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12887 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12889 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12891 * unwind-dw2.c (execute_stack_op): Add missing cases for
12892 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12894 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12896 * config.gcc (Obsolete configurations): Remove 'dummy', add
12897 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12900 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12902 PR tree-optimization/19633
12903 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12905 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12906 are no call-clobbered variables.
12907 * tree-outof-ssa.c (check_replaceable): Return false for calls
12910 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12912 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12913 even for variables with NULL DECL_INITIAL.
12915 2005-01-26 Stuart Hastings <stuart@apple.com>
12917 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12919 2005-01-26 Richard Henderson <rth@redhat.com>
12921 PR middle-end/18008
12922 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12924 * expr.c (store_field): Strip conversions to odd-bit-sized types
12925 if the destination field width matches.
12927 2005-01-26 Richard Henderson <rth@redhat.com>
12929 * c-decl.c, expmed.c, expr.c: Revert last change.
12931 2005-01-26 Richard Henderson <rth@redhat.com>
12933 PR middle-end/18008
12934 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12936 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12937 if we don't need the bits above those present in the current mode.
12938 * expr.c (store_field): Strip conversions to odd-bit-sized types
12939 if the destination field width matches.
12941 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12943 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12944 either -ffast-math or -funsafe-math-optimizations is in use.
12946 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12950 * config/avr/avr.c (notice_update_cc): Only set condition code for
12951 ashrqi3 if shift count > 0.
12952 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12953 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12954 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12955 count <= 0 as a no-op, and shift count >= width by copying zero
12956 or sign bit to all bits of the result.
12957 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12958 count, with attribute "length" set to 0 and "cc" set to "none".
12960 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12962 * doc/invoke.texi: Document -mTLS.
12964 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12965 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12966 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12967 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12968 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12969 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12970 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12971 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12973 * configure.ac: Check for a TLS capable gas.
12975 * configure: Regenerate.
12977 2005-01-26 Richard Henderson <rth@redhat.com>
12979 PR middle-end/18008
12980 * combine.c (make_field_assignment): Simplify store to zero_extract
12981 from a source with an overlapping mask.
12983 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12985 2004-11-11 Eric Christopher <echristo@redhat.com>
12987 * config/frv/frv.md: Add fr400_integer automaton. Don't
12988 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12991 2005-01-26 Steven Bosscher <stevenb@suse.de>
12993 PR middle-end/16585
12994 * cfgbuild.c (make_edges): Do not clear or set
12995 current_function_has_computed_jump.
12996 * function.h (struct function): Remove the has_computed_jump field.
12997 (current_function_has_computed_jump): Do not define.
12998 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12999 in a computed jump. Ignore current_function_has_computed_jump.
13001 2005-01-26 Richard Henderson <rth@redhat.com>
13003 PR middle-end/19515
13004 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13005 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13007 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13008 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13009 objects into static storage if they have more than one non-zero value.
13010 * tree.h (categorize_ctor_elements): Update decl.
13012 2005-01-26 Steven Bosscher <stevenb@suse.de>
13014 PR middle-end/19616
13015 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13016 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13017 to this function from 2004-07-10.
13018 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13019 the current function for tail call optimizations if the address
13020 of one of it its arguments is taken.
13022 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13024 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13026 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13028 * function.c (expand_function_end): If current_function_calls_alloca,
13029 emit stack restore in a place that is reached when the function falls
13030 through at the end.
13032 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13034 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13035 rule to avoid matching inappropriate suffix rule.
13037 2005-01-26 Jan Hubicka <jh@suse.cz>
13039 PR tree-optimization/19241
13040 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13042 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13044 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13045 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13047 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13048 <sim*>: Always use crt1.o, regardless of N in simN.
13049 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13050 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13051 (CRT_CALL_STATIC_FUNCTION): Remove.
13052 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13053 use crt1.o, regardless of N in simN.
13054 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13055 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13056 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13057 case isystem setting.
13058 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13060 2005-01-25 Ian Lance Taylor <ian@airs.com>
13062 * gimple-low.c (block_may_fallthru): Correct handling of
13063 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13065 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13067 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13068 handlers to match indentation; nested under the mtune=* handler.
13069 Similar for mcpu= and march=.
13071 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13073 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13074 * config/mips/linux64.h (LIB_SPEC): Likewise.
13075 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13076 * config/sh/linux.h (LIB_SPEC): Likewise.
13078 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13080 * config/frv/frv.c (frv_legitimize_tls_address): New.
13081 (TARGET_HAVE_TLS): Define.
13082 (FRV_SYMBOL_REF_TLS_P): Define.
13083 (frv_override_options): Handle new register classes.
13084 (frv_legitimate_address_p): Reject tls addresses.
13085 (frv_legitimize_address): Handle TLS addresses.
13086 (gen_inlined_tls_plt): New.
13087 (gen_tlsmoff): New.
13088 (frv_legitimize_tls_address): New.
13089 (unspec_got_name): Add TLS entries.
13090 (got12_operand): Add R_FRV_TLSMOFF12 case.
13091 (frv_emit_move): Fixup TLS addresses.
13092 (frv_emit_movsi): Legitimize TLS addresses.
13094 * config/frv/frv.h (MASK_BIG_TLS): New.
13095 (TARGET_BIG_TLS): New.
13096 (HAVE_AS_TLS): Define.
13097 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13098 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13099 (REG_CLASS_NAMES): Same.
13100 (REG_CLASS_CONTENTS): Same.
13101 (CONSTRAINT_LEN): New.
13102 (REG_CLASS_FROM_CONSTRAINT): New.
13103 (PREDICATE_CODES): Add symbolic_operand.
13105 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13106 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13107 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13108 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13109 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13110 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13111 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13112 GR9_REG, GR14_REG, LRREG.
13113 (type): Add load_or_call attribute.
13114 ("load_or_call"): New reservation.
13115 ("call_gettlsoff"): New.
13116 ("tls_indirect_call"): New.
13117 ("tls_load_gottlsoff12"): New.
13118 ("tlsoff_hilo"): New.
13119 ("tls_tlsdesc_ldd"): New.
13120 ("tls_tlsoff_ld"): New.
13123 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13125 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13127 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13128 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13129 * config/frv/frv.c (TLS_BIAS): Define.
13130 (frv_output_dwarf_dtprel): New.
13132 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13134 PR rtl-optimization/19579
13135 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13136 both A and B, see if they don't clobber registers the other expr uses.
13138 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13140 * real.c (do_add): Initialize signalling and canonical members.
13142 * real.c (real_from_integer): Zero out destination.
13144 2005-01-18 Jan Hubicka <jh@suse.cz>
13146 PR tree-optimize/19337
13147 * tree-inline.c (initialize_inlined_parameters): Copy
13148 saved_static_chain_decl only.
13150 2005-01-25 Richard Henderson <rth@redhat.com>
13154 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13155 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13156 80387 enabled, to return a proper subclass. Return the subset that
13157 overlaps with GENERAL_REGS for PLUS.
13158 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13160 2005-01-25 Richard Henderson <rth@redhat.com>
13162 PR middle-end/19609
13163 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13165 2005-01-25 Roger Sayle <roger@eyesopen.com>
13167 * expmed.c (choose_multiplier): Change interface to return the
13168 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13169 (expand_divmod): Update calls to choose_multiplier.
13171 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13173 PR middle-end/19330
13174 * expmed.c (extract_bit_field): Use adjust_address instead of
13175 gen_lowpart when op0 is a MEM.
13177 2005-01-24 Steven Bosscher <stevenb@suse.de>
13179 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13181 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13183 * config/mips/irix-csr.c: New file.
13184 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13185 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13186 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13189 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13192 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13193 sparc/elf.h, add sparc/sp-elf.h.
13194 (sparc-*-rtems*): Likewise.
13195 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13196 tm-dwarf2.h, add sparc/sp-elf.h.
13197 (sparc86x-*-elf): Likewise.
13198 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13199 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13200 TARGET_OS_CPP_BUILTINS.
13201 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13202 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13204 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13205 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13206 (SWITCH_TAKES_ARG): Likewise.
13207 (LOCAL_LABEL_PREFIX): Likewise.
13208 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13209 (TARGET_N_FORMAT_TYPES): Delete.
13210 (TARGET_FORMAT_TYPES): Likewise.
13211 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13212 * config/sparc/elf.h: Delete.
13213 * config/sparc/sp-elf.h: New file.
13215 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13217 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13218 * tree-flow.h: Remove the corresponding prototype.
13219 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13220 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13222 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13225 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13226 for AIX ABI or ELF -fPIC.
13227 (rs6000_emit_load_toc_table): Don't create toc_section here.
13228 (rs6000_xcoff_file_start): Nor here.
13230 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13232 * sh.c (ra.h): Don't #include.
13233 (hard_regs_intersect_p): New function, resurrected from ra.c.
13235 * sh.c: Fix 1996 Copyright.
13237 2005-01-24 Richard Henderson <rth@redhat.com>
13238 Aldy Hernandez <aldyh@redhat.com>
13240 * regrename.c (note_sets): Handle subregs.
13242 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13245 * genconditions.c (write_header, write_conditions): Elide file if
13248 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13250 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13251 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13254 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13256 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13257 expand_builtin_printf, expand_builtin_fprintf,
13258 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13259 checking against POINTER_TYPE.
13260 (validate_arglist): Handle POINTER_TYPE code by checking
13263 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13265 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13266 init_rtlanal): New.
13267 (for_each_rtx): Call for_each_rtx_1.
13268 * rtl.h (init_rtlanal): Declare.
13269 * toplev.c (backend_init): Call init_rtlanal.
13271 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13273 * flow.c (propagate_one_insn): Formatting.
13275 PR middle-end/19551
13276 * flow.c (libcall_dead_p): Be more conservative if unsure.
13277 If there are any instructions between insn and call, see if they are
13278 all dead before saying the libcall is dead.
13280 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13282 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13283 operand constraint for operand 0.
13285 2005-01-23 Richard Henderson <rth@redhat.com>
13288 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13289 edges leading to join block.
13291 2005-01-23 Roger Sayle <roger@eyesopen.com>
13293 * expmed.c (expand_mult_highpart): Make static. Change type of
13294 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13295 (expand_divmod): Updates calls to expand_mult_highpart by using
13296 gen_int_mode to pass a CONST_INT rtx.
13297 * rtl.h (expand_mult_highpart): Remove prototype.
13299 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13301 * flow.c (regset_bytes, regset_size): Remove.
13303 * cfganal.c: Fix a reference to Harvey's paper.
13305 2005-01-23 Steven Bosscher <stevenb@suse.de>
13307 PR rtl-optimization/19464
13308 * tree-optimize.c (init_tree_optimization_passes): Add one more
13309 copyrename pass just before out-of-ssa.
13311 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13314 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13315 * ggc-none.c (ggc_free): Define.
13317 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13319 * cse.c (max_reg, max_insn_uid): Remove.
13320 (cse_main): Don't access max_reg or max_insn_uid.
13322 * c-common.c (explicit_flag_signed_bitfields,
13323 lang_statement_code_p, lang_expand_function_end): Remove.
13324 * c-common.h: Remove the corresponding declarations.
13325 * c-opts.c (c_common_handle_option): Remove all write access
13326 to explicit_flag_signed_bitfields.
13328 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13329 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13330 * cgraph.h: Remove the corresponding declaration.
13332 * gcse.c (null_pointer_info): Remove.
13334 2005-01-23 Roger Sayle <roger@eyesopen.com>
13335 Eric Botcazou <ebotcazou@libertysurf.fr>
13337 * combine.c (simplify_logical): Only simplify logical expressions
13338 of the form ior(and(x,y),z) by the inverse distributive law if the
13339 result is cheaper than the original.
13341 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13343 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13344 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13345 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13346 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13347 config/freebsd-spec.h, config/arm/arm.h,
13348 config/h8300/h8300.md, config/i386/i386.md,
13349 config/i386/predicates.md, config/i386/sse.md,
13350 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13351 config/vax/vax.md: Fix comment typos. Follow spelling
13354 2005-01-23 Steven Bosscher <stevenb@suse.de>
13356 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13357 tests, instead of `less than'.
13359 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13361 * function.c (assign_parm_setup_block): When creating a new stack slot
13362 for a parameter, get its alignment from the parameter's DECL_ALIGN
13363 rather than the type's TYPE_ALIGN. Make sure that the parameter
13364 is at least word aligned.
13366 2005-01-22 Roger Sayle <roger@eyesopen.com>
13368 PR middle-end/19378
13369 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13371 2005-01-22 Richard Henderson <rth@redhat.com>
13374 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13375 in both compare operands.
13376 (movdfcc_1_sse_max): Likewise.
13377 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13378 (movdfcc_1_sse): Likewise.
13379 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13380 scratch register as needed.
13382 2005-01-22 Richard Henderson <rth@redhat.com>
13384 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13386 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13388 2005-01-22 Richard Henderson <rth@redhat.com>
13390 * genopinit.c (optabs): Use smin/smax for floating point too.
13391 * doc/md.texi: Update to match. Clarify that floating point
13392 results are undefined for +0/-0 and NaN.
13393 * doc/rtl.texi: Likewise.
13394 * rtl.def (SMIN, SMAX): Likewise
13395 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13397 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13398 leading 's' to the name.
13399 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13400 smaxxf3, sminxf3): Likewise.
13401 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13404 2005-01-22 Paul Brook <paul@codesourcery.com>
13406 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13408 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13410 * config/s390/s390.c (struct processor_costs): New fields
13411 dlgr, dlr, dr, dsgfr, dsgr.
13412 (z900_cost, z990_cost): Values for new fields.
13413 (s390_rtx_costs): New cases MEM und COMPARE in switch
13414 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13415 DIV, MOD, UDIV, UMOD.
13417 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13419 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13420 into the register being decremented.
13421 ("doloop_si31", "doloop_di"): Likewise.
13422 ("*doloop_si_long"): Adapt pattern.
13424 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13426 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13428 (CLASS_MAX_NREGS): Likewise.
13430 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13432 * doc/tree-ssa.texi (Statement Operands): Add example for new
13433 must-def macro. Note deprecation of old operands interface.
13435 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13437 PR tree-optimization/19484
13438 * tree-cfg.c (remove_fallthru_edge): New function.
13439 (cleanup_control_flow): Remove fallthru edges from calls that are
13440 now known not to return.
13442 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13444 Fix PR tree-optimization/19038
13445 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13446 copies with loop variant ones.
13448 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13450 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13451 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13452 config/alpha/alpha.md, config/alpha/predicates.md,
13453 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13454 config/sparc/sol2.h: Update copyright.
13456 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13457 first label to see if it is a nonlocal label.
13459 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13460 Andrew Pinski <pinskia@physics.uc.edu>
13463 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13464 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13466 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13468 * config/rs6000/rtems.h: Update copyright.
13470 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13473 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13474 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13475 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13477 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13480 * c-typeck.c (convert_arguments): Check for error_mark_node.
13482 2005-01-21 Ian Lance Taylor <ian@airs.com>
13484 PR tree-optimization/13000
13485 * tree-inline.c: Include "tree-flow.h".
13486 (expand_call_inline): If warn_return_type, warn if non-void inline
13487 function falls through.
13488 * tree-cfg.c (execute_warn_function_return): Don't warn about
13489 control reaching end if TREE_NO_WARNING is set. Set
13491 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13493 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13494 branch if we don't need one.
13495 * c-typeck.c: Include "tree-flow.h"
13496 (c_finish_bc_stmt): Don't add a goto if the current statement
13497 list doesn't fall through to the current point.
13499 2005-01-21 Roger Sayle <roger@eyesopen.com>
13501 PR rtl-optimization/576
13502 * real.c (real_arithmetic): Change return type from void to bool
13503 to return an indication that the result may be inexact.
13504 * real.h (real_arithmeric): Update prototype.
13505 * fold-const.c (const_binop): Don't constant fold floating
13506 point expressions when the user specifies -frounding-math and
13507 the result may depend upon the run-time rounding mode.
13508 (fold_convert_const_real_from_real): Clean-up.
13509 (fold_initializer): Ignore flag_rounding_math for initializers.
13510 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13511 constant fold FP operations with flag_rounding_math if the
13512 result may depend upon the run-time rounding mode.
13514 2005-01-21 Tom Tromey <tromey@redhat.com>
13516 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13518 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13520 * tree-cfg.c: Fix comment typos.
13522 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13524 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13525 around the call to rest_of_handle_branch_target_load_optimize.
13527 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13529 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13530 (sparc64-*-openbsd*): Likewise.
13531 (sparclite-*-elf*): Include tm-dwarf2.h.
13532 (sparc86x-*-elf*): Likewise.
13533 (sparc64-*-elf*): Likewise.
13534 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13535 (DBX_DEBUGGING_INFO): Likewise.
13536 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13537 (PREFERRED_DEBUGGING_TYPE): Likewise.
13538 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13539 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13540 (PREFERRED_DEBUGGING_TYPE): Likewise.
13541 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13542 (PREFERRED_DEBUGGING_TYPE): Likewise.
13543 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13545 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13548 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13550 2005-01-20 Paul Brook <paul@codesourcery.com>
13552 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13554 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13556 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13557 label is first in a sequence of labels.
13559 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13561 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13562 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13564 * doc/sourcebuild.texi (Test Directives): New.
13566 2005-01-20 Roger Sayle <roger@eyesopen.com>
13568 * real.c (real_floor): Don't leave the result uninitialized when
13569 mode is VOIDMode, but return the unrounded intermediate value.
13570 (real_ceil): Likewise.
13572 2005-01-20 Paul Brook <paul@codesourcery.com>
13574 * config/arm/arm.md (insv): Use gen_int_mode.
13576 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13578 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13579 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13580 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13581 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13582 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13584 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13587 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13588 fbreg, so we have to assume we can't.
13589 (loc_descriptor_from_tree_1): Ditto.
13590 (containing_function_has_frame_base): New function.
13591 (add_location_or_const_value_attribute): Use it.
13592 Also try to generate a frame_base from a single element location
13595 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13597 PR tree-optimization/15349
13598 * timevar.def (TV_TREE_MERGE_PHI): New.
13599 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13601 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13602 calls to tree_forwarder_block_p.
13603 (remove_forwarder_block_with_phi, merge_phi_nodes,
13604 gate_merge_phi, pass_merge_phi): New.
13605 * tree-optimize.c (init_tree_optimization_passes): Add
13607 * tree-pass.h: Add an extern for pass_merge_phi;
13609 2005-01-20 Richard Henderson <rth@redhat.com>
13612 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13613 (_mm_castps_pd, _mm_castps_si128): New.
13614 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13616 2005-01-20 Richard Henderson <rth@redhat.com>
13619 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13620 __builtin_ia32_vec_init_v2si.
13621 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13622 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13623 (ix86_init_mmx_sse_builtins): Create it.
13624 (ix86_expand_builtin): Expand it.
13625 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13626 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13627 (vec_extractv2si_0, vec_extractv2si_1): New.
13629 2005-01-20 Richard Henderson <rth@redhat.com>
13632 * config/i386/i386.c (ix86_expand_push): New.
13633 * config/i386/mmx.md (push<MMXMODE>1): New.
13634 * config/i386/sse.md (push<SSEMODE>1): New.
13635 * config/i386/i386-protos.h: Update.
13637 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13639 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13642 2005-01-20 Richard Henderson <rth@redhat.com>
13644 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13645 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13647 2005-01-19 Richard Henderson <rth@redhat.com>
13650 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13651 to V4SFmode in SSE1 fallback load path.
13653 2005-01-19 Richard Henderson <rth@redhat.com>
13655 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13656 in QImode expansion to ix86_expand_vector_set.
13657 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13659 2005-01-19 Richard Henderson <rth@redhat.com>
13662 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13663 subclass of the input class.
13664 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13665 Always true for cross-SSE1 classes. Rationalize conditionals.
13666 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13667 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13668 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13669 (movdi_2): Add MMX/SSE zeros.
13670 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13671 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13672 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13673 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13674 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13675 (zero_extendsidi2_rex64_1): Remove.
13676 (MOV0 peephole): Check GENERAL_REG_P.
13678 2005-01-19 Richard Henderson <rth@redhat.com>
13681 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13683 (ix86_expand_vector_extract): Likewise.
13685 2005-01-19 Richard Henderson <rth@redhat.com>
13687 PR middle-end/19304
13688 * expr.c (emit_move_change_mode): New argument force; use
13689 simplify_gen_subreg if true.
13690 (emit_move_via_alt_mode): Merge into ...
13691 (emit_move_via_integer): ... here.
13692 (emit_move_ccmode): Use emit_move_change_mode directly.
13694 2005-01-19 Richard Henderson <rth@redhat.com>
13697 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13698 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13699 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13701 (alpha_emit_set_const): Likewise. Make static.
13702 (alpha_emit_set_long_const): Make static.
13703 (alpha_extract_integer): Split out from alpha_expand_mov.
13704 (alpha_split_const_mov): Likewise.
13705 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13706 (alpha_legitimate_constant_p): New.
13707 * config/alpha/alpha-protos.h: Update.
13708 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13709 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13710 * config/alpha/alpha.md (movsi): Add n alternative.
13711 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13712 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13713 (splitters for all of the above): Use alpha_split_const_mov.
13714 * config/alpha/predicates.md (non_add_const_operand): New.
13715 (non_zero_const_operand): New.
13716 (input_operand): Use alpha_legitimate_constant_p after reload.
13718 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13720 PR tree-optimization/19038
13721 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13722 (add_candidate): Add ivs with increment in latch only if
13723 allow_ip_end_pos_p is true.
13724 (determine_iv_cost): Use empty_block_p.
13726 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13728 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13729 (compute_dominance_frontiers): Ditto.
13731 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13734 * config/sh/t-rtems: New.
13735 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13737 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13739 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13740 the offset of the selected field.
13742 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13744 * tree-cfg.c (remove_forwarder_block): Fix the check to
13745 prevent a nonlocal label from appearing in the middle of a
13748 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13750 PR rtl-optimization/19462
13751 * reorg.c (find_end_label): Create return insn only if
13752 current_function_epilogue_delay_list is empty.
13754 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13756 * doc/passes.texi: Remove paragraph mentioning new-ra.
13758 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13760 PR rtl-optimization/15139
13761 * combine.c: Include params.h.
13762 (count_rtxs): New function.
13763 (record_value_for_reg): If replace_rtx would replace at least
13764 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13765 (clobber (const_int 0)) instead of TEM.
13766 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13767 * params.h (MAX_LAST_VALUE_RTL): New.
13768 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13769 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13772 * c-typeck.c (digest_init): Only call build_vector if all constructor
13773 elements are *_CST nodes.
13774 * gimplify.c (gimplify_init_constructor): Likewise.
13776 PR middle-end/19164
13777 * c-typeck.c (digest_init): Only call build_vector if inside_init
13780 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13782 * toplev.c (init_asm_output): Remove dead #ifdef.
13784 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13786 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13788 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13790 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13791 accessing DECL_FUNCTION_CODE.
13792 * dojump.c (do_jump): Likewise.
13793 * gimplify.c (gimplify_call_expr): Likewise.
13794 * predict.c (expr_expected_value): Likewise.
13795 (strip_builtin_expect): Likewise.
13796 * tree-inline.c (estimate_num_insns_1): Likewise.
13797 * tree-ssa-loop-im.c (stmt_cost): Likewise
13798 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13799 (tree_expr_nonnegative_p): Likewise.
13801 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13803 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13804 variant of the load_pcrel_sym pattern.
13805 * config/sparc/sparc.md (P macro): Move to the top.
13806 (load_pcrel_sym): Macroize using P.
13807 (save_register_window): Likewise.
13809 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13811 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13812 ("sordered"): Same.
13814 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13817 * c-typeck.c (build_asm_expr): Strip nops off
13818 input memory operands.
13820 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13822 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13823 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13824 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13825 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13827 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13830 * config/i386/i386.c (override_options): If the 80387 is disabled,
13831 then do not return FP values using FP registers.
13833 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13835 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13836 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13837 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13838 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13839 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13840 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13841 output.h, postreload-gcse.c, postreload.c, recog.c,
13842 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13843 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13844 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13845 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13846 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13847 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13848 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13849 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13851 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13852 config/alpha/alpha.c, config/arm/vfp.md,
13853 config/i386/emmintrin.h, config/i386/i386-modes.def,
13854 config/i386/i386-protos.h, config/i386/i386.h,
13855 config/i386/pmmintrin.h, config/i386/ppro.md,
13856 config/i386/predicates.md, config/i386/xmmintrin.h,
13857 config/i860/i860.c, config/ia64/ia64-modes.def,
13858 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13859 config/ia64/ia64.md, config/ia64/itanium1.md,
13860 config/ia64/itanium2.md, config/ia64/predicates.md,
13861 config/iq2000/iq2000.h, config/mips/linux64.h,
13862 config/rs6000/aix41.h, config/rs6000/aix43.h,
13863 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13864 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13865 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13866 config/sparc/linux64.h, config/sparc/litecoff.h,
13867 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13868 config/sparc/sparc.h, config/sparc/sparc.md,
13869 config/sparc/sysv4-only.h: Update copyright.
13871 2005-01-18 Richard Henderson <rth@redhat.com>
13874 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13876 2005-01-18 Marc Espie <espie@openbsd.org>
13877 * config/i386/openbsdelf.h: Typo.
13879 2005-01-18 Richard Henderson <rth@redhat.com>
13881 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13882 special case for sse.
13883 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13885 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13887 * tree-inline.c (estimate_num_insns_1): Added cases for
13888 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13890 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13892 PR rtl-optimization/19296
13893 * combine.c (simplify_comparison): Rewrite the condition under
13894 which a non-paradoxical SUBREG of a PLUS can be lifted when
13895 compared against a constant.
13897 2005-01-18 Andi Kleen <ak@muc.de>
13899 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13900 * c.opt (-Wpointer-sign): Add.
13901 * doc/invoke.texi: (-Wpointer-sign): Add.
13903 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13905 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13906 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13907 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13908 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13909 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13910 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13911 for TARGET_MIX_SSE_I387.
13912 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13913 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13914 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13915 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13916 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13917 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13918 TARGET_MIX_SSE_I387.
13919 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13922 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13925 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13926 Add movaps alternative for xmm reg->reg move.
13928 2005-01-17 Jeff Law <law@redhat.com>
13930 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13931 at the end of the main DOM loop rather than just before DOM exits.
13933 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13935 PR tree-optimization/19121
13936 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13937 adding aliases to a name tag, also add them to the pointer's
13939 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13940 sensitive alias info at all. Only check that the two pointers
13941 have compatible pointed-to sets.
13942 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13943 a pointer's type tag is a superset of the alias set of the
13944 pointer's name tag.
13946 2005-01-17 James E Wilson <wilson@specifixinc.com>
13949 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13950 comment to document why.
13952 2005-01-17 Richard Henderson <rth@redhat.com>
13954 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13955 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13956 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13957 sse2_vmsminv2df3_finite): New.
13958 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13959 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13960 Force op1 into register.
13962 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13964 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13965 bubblestrap from always rebuilding build directory.
13967 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13969 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13970 ("*cmpmem_short"): Likewise.
13972 2005-01-17 Steven Bosscher <stevenb@suse.de>
13974 * basic-block.h: Document BB_* flags.
13975 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13976 use an sbitmap instead.
13977 * sched-rgn.c (compute_trg_info): Likewise.
13979 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13981 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13982 redundant target_cpu_default and extra_parts lines. Use the default
13984 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13985 (SUBTARGET_EXTRA_SPECS): Delete.
13986 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13987 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13988 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13989 and "n32" for -mabi=n32.
13991 2005-01-17 Ian Lance Taylor <ian@airs.com>
13994 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13995 fold constant variables into initial values.
13997 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13999 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14001 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14002 through the statements backward.
14004 2005-01-17 Ian Lance Taylor <ian@airs.com>
14006 PR middle-end/13127:
14007 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14008 a variable set to the return value of the inlined function.
14010 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14012 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14013 when modes are tieable.
14015 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14017 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14018 of pthread_create to find out if threads are enabled.
14019 * gthr-posix95.h (__gthread_active_p): Likewise.
14021 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14023 * common.opt (-fnew-ra): Remove.
14025 * toplev.h (flag_new_regalloc): Remove.
14026 * Makefile.in (ra*.*): Don't mention.
14027 * passes.c (rest_of_handle_new_regalloc): Remove.
14028 (rest_of_handle_combine, rest_of_compilation): Always consider
14029 flag_new_regalloc as false.
14030 * doc/invoke.texi: Don't document -fnew-ra.
14032 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14034 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14035 last parameter to reg_scan.
14036 * loop.c (loop_optimize): Likewise.
14037 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14038 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14039 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14040 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14041 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14042 * regclass.c (reg_scan): Likewise, for the declaration.
14043 * rtl.h (reg_scan): Likewise, for the prototype.
14045 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14047 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14048 mark_dfs_back_edges.
14050 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14052 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14053 (compute_avail): Uses don't go in tmp_gen.
14055 2005-01-16 Steven Bosscher <stevenb@suse.de>
14057 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14058 loop to look for a free slot in a page entry.
14060 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14063 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14064 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14065 just before targetm.asm_out.file_end.
14066 * tree.h (process_pending_assemble_output_defs): Declare.
14067 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14069 (assemble_alias): Defer generation of assembly code for defines when
14070 TARGET_DEFERRED_OUTPUT_DEFS is true.
14071 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14072 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14073 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14075 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14078 * pa.c (pa_scalar_mode_supported_p): New function.
14079 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14080 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14082 * pa-protos.h (prefetch_operand): Delete.
14083 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14084 * pa.c (prefetch_operand): Delete.
14085 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14086 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14087 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14088 and prefetch_nocc_operand.
14089 * pa.md (prefetch): Rework to avoid reload problems handling short
14090 displacements when a cache control completer needs to be provided.
14091 (prefetch_32, prefetch_64): Delete.
14092 (prefetch_cc, prefetch_nocc): New patterns.
14094 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14096 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14098 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14101 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14102 exceeds maximum alignment for global common data.
14103 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14104 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14106 2004-01-15 Roger Sayle <roger@eyesopen.com>
14108 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14110 2004-01-15 Roger Sayle <roger@eyesopen.com>
14112 * harg-reg-set.h (reg_class_names): Prototype global array.
14113 * regclass.c (reg_class_names): Declare here and initialize to
14115 (dump_regclass): Remove local declaration of reg_class_names.
14116 (regclass): Likewise.
14117 * cfg.c (dump_flow_info): Likewise.
14118 * ra-debug.c (reg_class_names): Likewise.
14119 * regrename.c (reg_class_names): Likewise.
14120 * reload.c (reg_class_names): Likewise.
14121 * reload1.c (spill_failure): Likewise.
14122 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14124 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14126 * config/s390/s390.md ("reload_outti"): Remove predicate for
14127 output operand. Abort if operand is not a MEM.
14128 ("reload_outdi", "reload_outdf"): Likewise.
14130 2005-01-15 Marc Espie <espie@openbsd.org>
14132 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14133 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14134 * config/openbsd.h: Fix C++ includes for native configurations.
14135 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14136 Add trampoline support.
14137 * config/i386/openbsdelf.h: New.
14139 2005-01-15 Marc Espie <espie@openbsd.org>
14141 * collect2.c (main): Explicitly parse -dynamic-linker option.
14143 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14145 PR tree-optimization/19060
14146 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14147 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14148 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14149 and handle extract_range_from_cond returning false.
14150 * fold-const.c (fold): Optimize comparisons with min/max even for
14151 width > HOST_BITS_PER_WIDE_INT.
14153 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14155 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14156 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14157 Remove little endian multilib variants.
14158 Add mips32 multilib variant.
14160 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14162 * explow.c (copy_all_reg, stabilize): Remove.
14163 * expr.h: Remove the corresponding prototypes.
14165 * rtlanal.c (regs_set_between_p): Remove.
14166 * rtl.h: Remove the corresponding prototype.
14168 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14170 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14171 to rs6000_nonimmediate_operand.
14172 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14173 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14174 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14175 rs6000_nonimmediate_operand.
14176 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14177 rs6000_nonimmediate_operand.
14179 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14181 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14183 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14185 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14187 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14188 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14190 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14191 (rs6k_nonimmediate_operand): New.
14192 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14194 (legitimate_lo_sum_address_p): Same.
14195 (rs6000_legitimize_address): Same.
14196 (rs6000_legitimize_reload_address): Same.
14197 (rs6000_legitimate_address): Same.
14198 (spe_build_register_parallel): Pass DF and DC modes in a DI
14201 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14202 to rs6k_nonimmediate_operand.
14204 * config/rs6000/spe.md ("*frob_df_di"): New.
14205 ("*frob_di_df"): New.
14206 ("*frob_di_df_2"): New.
14207 ("*mov_sidf_e500_subreg0"): New.
14208 ("*mov_sidf_e500_subreg4"): New.
14209 ("*movdf_e500_double"): Change predicate to
14210 rs6k_nonimmediate_operand.
14212 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14214 * postreload.c (move2add_note_store): Only call
14215 trunc_int_for_mode on scalar integers.
14217 2005-01-14 Steven Bosscher <stevenb@suse.de>
14219 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14220 replace BB_VISITED uses.
14221 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14222 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14223 (tree_dce_done): Free visited_control_parents.
14224 (perform_tree_ssa_dce): Allocate and clear it.
14225 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14226 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14227 instead of BB_VISITED.
14229 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14231 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14232 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14233 Remove unused prototypes.
14235 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14237 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14238 64-bit register usage.
14239 (spe_func_has_64bit_regs_p): Add FIXME note.
14241 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14243 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14244 flag_finite_math_only with flag_unsafe_math_optimizations.
14246 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14248 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14249 end-of-stack check.
14250 (__tpf_eh_return): Copy TPF private stack area from the module
14251 boundary stack frame. Add check for when module addresses are
14252 equal, but no stub address is found.
14254 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14257 * arm.h (struct machine_function): Add call_via field.
14258 (thumb_call_via_label): Declare.
14259 * arm.c (thumb_call_via_label): New variable.
14260 (thumb_call_reg_needed): New variable.
14261 (arm_output_function_epilogue): For Thumb code, output any per-function
14262 call-indirect trampolines.
14263 (thumb_call_via_reg): New function.
14264 (arm_file_end): New function.
14265 (TARGET_ASM_FILE_END): Call arm_file_end.
14266 (aof_file_end): Likewise.
14267 * arm-protos.h (thumb_call_via_reg): Declare.
14268 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14269 thumb_call_via_reg in normal case.
14271 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14273 PR middle-end/19084
14274 PR rtl-optimization/19348
14275 * recog.c (peephole2_optimize): Do global life update if some peephole
14276 decides it doesn't need at least one of its inputs and that change
14277 influences liveness at the start of the basic block.
14279 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14280 arguments instead of 1.
14282 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14284 PR middle-end/18820
14285 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14286 zero for nested functions needing a static chain or functions
14287 with a non-constant address.
14289 2005-01-13 Roger Sayle <roger@eyesopen.com>
14291 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14292 (and (sign_extend X) C) into (zero_extend (and X C)).
14294 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14296 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14298 2005-01-13 Richard Henderson <rth@redhat.com>
14303 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14304 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14305 not just TARGET_SSE.
14306 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14307 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14308 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14309 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14310 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14311 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14312 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14313 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14314 (movdicc_c_rex64): Rename with '*'.
14315 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14316 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14317 (movsfcc_1_387): Rename from movsfcc_1.
14318 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14319 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14320 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14321 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14322 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14323 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14324 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14325 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14326 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14327 sse_movdfcc_const0_4): Remove.
14328 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14329 recognize min/max early. Update for changed sse cmove patterns.
14330 (ix86_split_sse_movcc): New.
14331 * config/i386/i386-protos.h: Update.
14333 2005-01-13 Steven Bosscher <stevenb@suse.de>
14335 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14336 (fix_stmt_v_may_defs): Likewise.
14338 2005-01-13 Richard Henderson <rth@redhat.com>
14340 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14341 for converting the mask.
14343 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14345 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14348 2005-01-13 Richard Henderson <rth@redhat.com>
14350 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14351 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14352 IX86_BUILTIN_MOVDQ2Q): Remove.
14353 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14354 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14355 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14357 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14358 (sse2_pextrw): Fix immediate constraint.
14359 (sse2_loadq, sse2_loadq_rex64): Remove.
14360 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14361 Use __builtin_ia32_vec_ext_<size>.
14362 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14364 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14366 * function.c (assign_parm_setup_block): Look inside original
14367 entry_parm when inspecting PARALLEL.
14369 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14370 Joel Sherrill <joel@oarcorp.com>
14373 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14374 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14375 rtems_gxx_recursive_mutex_init.
14376 (__gthread_recursive_mutex_lock): New function.
14377 (__gthread_recursive_mutex_trylock): Likewise.
14378 (__gthread_recursive_mutex_unlock): Likewise.
14380 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14382 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14384 2005-01-13 Jan Beulich <jbeulich@novell.com>
14386 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14387 (ashrti3_internal): Indicate output is early clobber. Generate result
14388 into output rather than first input. Use move for low word of output
14389 if shift count is exactly 64.
14390 (lshrti3_internal): Likewise.
14392 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14396 * reload1.c (delete_output_reload): Don't delete an output reload
14397 if the pseudo lives longer than a single basic block. Adjust and
14398 improve wording of comment.
14400 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14403 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14404 of TYPE_SIZE where we mean the number of bytes.
14406 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14408 * function.c (assign_parm_setup_block): Relax condition on
14409 multi-register optimization.
14411 2005-01-12 Nick Clifton <nickc@redhat.com>
14413 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14414 an "in_delay_slot" attribute of "no" to prevent them being used in
14415 delay slots. This is forbidden because they might generate
14418 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14421 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14422 with r->Y and Y->r.
14424 2005-01-12 Nick Clifton <nickc@redhat.com>
14426 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14427 passed on to GAS) but do not define, as GAS no longer supports or
14428 needs the -m2000 option.
14430 2005-01-11 Roger Sayle <roger@eyesopen.com>
14432 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14433 type as args of unprototyped builtins aren't automatically promoted.
14434 (fold_builtin_abs): Likewise.
14436 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14438 * Makefile.in: Set a `build-warn' variable.
14440 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14442 PR tree-optimization/17949
14443 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14444 (find_interesting_uses_address): Use it.
14446 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14448 * regrename.c (kill_value): Handle subreg's that won't simplify.
14450 2005-01-11 Richard Henderson <rth@redhat.com>
14453 * config/i386/i386.h (enum ix86_builtins): Move ...
14454 * config/i386/i386.c: ... here.
14455 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14456 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14457 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14458 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14459 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14460 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14461 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14462 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14463 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14464 IX86_BUILTIN_LOADDDUP): Remove.
14465 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14466 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14467 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14468 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14469 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14470 (ix86_init_builtins): Make static.
14471 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14472 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14473 if all the modes match. Otherwise, fake it.
14474 (get_element_number, ix86_expand_vec_init_builtin,
14475 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14476 (ix86_expand_builtin): Make static. Update for changed builtins.
14477 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14478 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14479 (ix86_expand_vector_init_duplicate): New.
14480 (ix86_expand_vector_init_low_nonzero): New.
14481 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14482 Split out from ix86_expand_vector_init; handle integer modes.
14483 (ix86_expand_vector_init): Use them.
14484 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14485 * config/i386/i386-protos.h: Update.
14486 * config/i386/predicates.md (reg_or_0_operand): New.
14487 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14488 (movv2sf_internal): Likewise. And a splitter to match them all.
14489 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14490 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14491 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14492 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14493 (mmx_pinsrw): Fix operand ordering.
14494 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14495 rather than sse_loadss expander.
14496 (movv2df splitter): Similarly.
14497 (sse_loadss, sse_loadlss): Remove.
14498 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14499 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14500 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14501 (sse3_movddup): Rename with '*'.
14502 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14503 (sse2_loadsd): Remove.
14504 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14505 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14506 (sse2_pinsrw): Fix argument ordering.
14507 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14508 (sse2_stored): Remove 'r' destination.
14509 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14510 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14511 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14512 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14513 vec_extractv16qi, vec_initv16qi): New.
14515 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14516 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14517 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14519 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14520 (_mm_load_si128, _mm_store_si128): Likewise.
14521 (_mm_load1_pd): Use _mm_set1_pd.
14522 (_mm_load_sd): Use _mm_set_sd.
14523 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14524 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14525 (_mm_set_epi64): Use _mm_set_epi64x.
14526 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14527 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14528 _mm_setr_epi8): Use _mm_set_foo form.
14529 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14530 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14531 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14532 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14533 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14534 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14535 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14536 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14537 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14538 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14539 (_mm_movedup_pd): Use _mm_shuffle_pd.
14540 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14541 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14542 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14543 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14544 Use _mm_setzero_ps.
14545 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14546 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14547 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14548 (_mm_store_ps): Use raw dereference.
14549 (_mm_store1_ps): Use _mm_storeu_ps.
14550 (_mm_storer_ps): Use _mm_store_ps.
14551 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14552 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14554 2005-01-11 Stan Shebs <shebs@apple.com>
14556 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14557 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14559 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14562 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14563 Skip all DECLs except for FIELD_DECLs.
14565 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14567 * config/s390/s390.c (override_options): Return error if
14568 -mbackchain, -mpacked-stack and -mhard-float are used together.
14569 (s390_va_start): Remove the backchain && packed-stack special case.
14570 (s390_gimplify_va_arg): Likewise.
14571 * doc/invoke.texi: Remove the ABI incompatibility note.
14573 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14575 * config/s390/s390.c (struct s390_frame_layout): Remove
14577 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14578 save_backchain_p with TARGET_BACKCHAIN.
14580 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14583 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14584 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14585 * function.c (locate_and_pad_parm): Set new field.
14586 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14587 Tweak where_pad test to include "none". Always set mem align for
14589 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14590 not sufficient for type.
14591 (assign_parm_setup_block): If stack_parm is zero on entry, always
14592 make a new stack local. Block move old stack parm if necessary
14593 to new aligned stack local.
14594 (assign_parm_setup_stack): Use a block move to handle
14595 potentially misaligned entry_parm.
14596 (assign_parms_unsplit_complex): Specify required alignment when
14597 creating stack local.
14598 * calls.c (compute_argument_addresses): Override alignment of stack
14599 arg calculated from its type with the alignment given by
14600 FUNCTION_ARG_BOUNDARY.
14601 (store_one_arg): Likewise.
14603 2005-01-11 Jan Beulich <jbeulich@novell.com>
14605 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14606 Change respective itanium_class attribute to ialu.
14607 (shladdp4_internal): New.
14608 * config/ia64/predicates.md (shladd_log2_operand): New.
14610 2005-01-11 Richard Henderson <rth@redhat.com>
14612 * expr.c (store_constructor): Use rtvec_alloc instead of
14613 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14615 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14617 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14619 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14621 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14622 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14623 (TARGET_RWRELOC): Define.
14624 (ia64_rwreloc_section_type_flags): Delete.
14625 (ia64_section_type_flags): New function.
14626 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14627 (TARGET_RWRELOC): Define.
14629 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14632 * config/ia64/ia64.c (process_set): For alloc insn, only call
14633 process_epilogue is !frame_pointer_needed.
14635 2005-01-10 Roger Sayle <roger@eyesopen.com>
14638 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14639 unary operator and can't be treated as a binary/comparison operator.
14641 2005-01-10 Richard Henderson <rth@redhat.com>
14643 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14644 (ix86_return_in_memory): Likewise.
14645 (function_arg_advance): Likewise. Mirror structure in function_arg
14646 for choosing register to advance.
14648 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14650 * tree-vectorizer.c, tree.def: Fix comment typos.
14652 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14654 * config/s390/s390.c (struct processor_costs): 4 new fields:
14655 ddbr, ddr, debr, der.
14656 (s390_rtx_costs): More precise handling of divide instructions.
14658 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14660 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14662 2005-01-10 Jan Beulich <jbeulich@novell.com>
14664 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14665 names resulting from -ffunction-sections/-fdata-sections and linkonce
14667 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14668 based on the section name. Rearrange the section name comparison logic
14669 slightly so that each section name is compared against at most once.
14671 2005-01-10 Ben Elliston <bje@au.ibm.com>
14673 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14674 targets for which -fPIC reduces limitations on the GOT size.
14676 2005-01-09 Falk Hueffner <falk@debian.org>
14678 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14681 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14684 * collect2.c (main): Set aixrtl_flag for -brtl option.
14685 (resolve_lib_name): Search for .so file extension before .a
14686 if aixrtl_flag set.
14688 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14690 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14691 (vect_analyze_data_refs_alignment): Add dump prints.
14693 2005-01-09 Ira Rosen <irar@il.ibm.com>
14695 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14696 expr_invariant_in_loop_p.
14697 Initialize outputs first thing in the function.
14698 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14699 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14700 (vect_analyze_pointer_ref_access): Check that the initial condition of
14701 the access function is loop invariant.
14703 2005-01-09 Richard Henderson <rth@redhat.com>
14705 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14706 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14707 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14708 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14709 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14710 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14711 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14712 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14713 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14714 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14715 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14716 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14717 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14718 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14719 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14720 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14721 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14722 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14723 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14724 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14725 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14726 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14727 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14729 (mmx_clrdi, pavgusb): Remove.
14730 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14731 with leading sse_ prefix.
14732 * config/i386/sse.md: Receive them.
14733 * config/i386/mmx.md: New file.
14734 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14735 (subrv2sf3): Turn into expander for normal subtraction.
14736 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14737 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14738 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14739 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14740 commutative; use ix86_binary_operator_ok.
14741 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14742 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14743 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14744 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14745 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14746 Macroize from existing patterns; use ix86_binary_operator_ok.
14747 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14748 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14749 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14750 with vec_select+vec_concat.
14751 (mmx_pshufw, mmx_pshufw_1): Likewise.
14752 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14753 (mmx_uavgv4hi3): Model correctly.
14754 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14755 _mm_xor_si64): Remove casts.
14757 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14759 PR tree-optimization/19224
14760 * tree-scalar-evolution.c (get_instantiated_value,
14761 set_instantiated_value): New functions.
14762 (instantiate_parameters_1): Cache the results.
14763 (instantiate_parameters, resolve_mixers): Initialize and free
14766 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14768 * config/i386/i386.md (addhi_4): Correct reference in comment.
14771 2005-01-08 Richard Henderson <rth@redhat.com>
14773 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14774 (_mm_cvtsi128_si64x): Likewise.
14775 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14776 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14777 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14778 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14779 * config/i386/i386-protos.h: Update.
14780 * config/i386/i386.c (print_operand): Add 'H'.
14781 (ix86_fixup_binary_operands): Split out from ...
14782 (ix86_expand_binary_operator): ... here.
14783 (ix86_fixup_binary_operands_no_copy): New.
14784 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14785 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14786 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14787 (safe_vector_operand): Use CONST0_RTX.
14788 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14789 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14790 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14791 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14793 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14794 (IX86_BUILTIN_CMPNGESS): New.
14795 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14796 (attr type): Add sselog1.
14797 (attr unit, attr memory): Handle it.
14798 (movti, movti_internal, movti_rex64): Move near other integer moves.
14799 (movtf, movtf_internal): Move near other fp moves.
14800 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14801 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14802 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14803 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14804 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14805 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14806 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14807 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14808 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14809 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14810 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14811 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14812 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14813 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14814 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14815 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14816 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14817 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14818 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14819 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14820 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14821 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14822 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14823 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14824 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14825 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14826 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14827 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14828 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14829 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14830 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14831 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14832 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14833 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14834 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14835 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14836 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14837 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14838 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14839 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14840 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14841 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14842 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14843 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14845 (SSEPUSH, push<SSEPUSH>): Remove.
14846 (MMXPUSH, push<MMXPUSH>): Remove.
14847 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14848 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14849 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14850 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14851 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14852 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14853 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14854 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14855 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14856 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14857 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14858 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14859 (ppro_sse_log_V4SF): Handle sselog1.
14860 * config/i386/predicates.md (const_0_to_1_operand): New.
14861 (const_0_to_255_mul_8_operand): New.
14862 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14863 (const_2_to_3_operand, const_4_to_7_operand): New.
14864 * config/i386/sse.md: New file.
14865 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14866 (sse_movups): Rename from sse_movups_1.
14867 (sse_loadlss): Rename from sse_loadss_1.
14868 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14870 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14871 (absv4sf2, negv2df, absv2df): New.
14872 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14873 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14874 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14875 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14876 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14877 (sse3_addsubv4sf3): Model correctly.
14878 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14879 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14880 (sse_movhlps): Model with vec_select+vec_concat.
14881 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14882 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14883 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14884 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14885 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14886 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14887 sse2_pshufhw_1): Likewise.
14888 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14889 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14890 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14891 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14892 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14893 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14894 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14895 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14896 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14897 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14898 sminv8hi3): Mark commutative
14899 operands. Use ix86_binary_operator_ok.
14900 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14901 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14902 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14903 sse2_punpcklqdq): Allow operand2 in memory.
14904 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14905 sse2_movsd): Add memory alternatives.
14906 (sse_storelps): Turn expander into an insn; split after reload.
14907 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14908 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14910 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14912 * configure.ac (DWARF-2 debug_line): Use objdump.
14913 * configure: Regenerate.
14915 2005-01-08 Jeff Law <law@redhat.com>
14916 Diego Novillo <dnovillo@redhat.com>
14918 PR tree-optimization/18241
14919 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14920 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14921 statements with volatile operands.
14922 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14923 operands after marking a statement with has_volatile_ops.
14925 2005-01-08 Roger Sayle <roger@eyesopen.com>
14927 * tree.c (int_fits_type_p): Always honor integer constant
14928 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14930 2005-01-08 Roger Sayle <roger@eyesopen.com>
14932 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14933 the latent bug in rtl_delete_block has been resolved.
14935 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14937 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14938 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14940 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14942 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14943 library as @multilib_dir@/$(SHLIB_SONAME).
14945 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14947 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14948 * configure: Regenerate.
14950 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14952 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14955 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14958 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14959 Convert non-word aligned offset address using ld/std into
14962 2005-01-07 Richard Henderson <rth@redhat.com>
14964 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14966 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14968 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14970 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14972 PR tree-optimization/19283
14973 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14974 is not shorter than the original type.
14976 PR rtl-optimization/19012
14977 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14979 PR rtl-optimization/18861
14980 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14981 (FULL_STATE): Define.
14982 (mark_tablejump_edge): New function.
14983 (purge_dead_tablejump_edges): New function.
14984 (find_bb_boundaries): Use it.
14986 PR tree-optimization/18828
14987 * builtins.c (expand_builtin_next_arg): Remove argument and all
14988 the argument checking.
14989 (expand_builtin): Adjust caller.
14990 (expand_builtin_va_start): Likewise. Remove error for too many
14992 (fold_builtin_next_arg): Issue error for too many arguments.
14993 After checking arguments, replace them with magic arguments that
14994 prevent further checking of the args.
14996 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14998 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15000 2005-01-06 Roger Sayle <roger@eyesopen.com>
15003 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15004 and %{.S:...} (and their negative variants) to test whether the
15005 input file is assembler or pre-processed-assembler independent of
15006 the actual filename extension.
15008 2005-01-06 Roger Sayle <roger@eyesopen.com>
15010 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15011 of sign or zero extended values.
15013 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15015 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15016 for IBM long double format correctly.
15018 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15020 Fix PR tree-optimization/18792
15022 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15023 to first_loop_depth, and use loop depth instead of loop number.
15024 (build_classic_dir_vector): Ditto.
15025 (compute_data_dependences_for_loop): Use depth, not loop number.
15026 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15027 number. Pass in loops, instead of loop numbers.
15028 (gather_interchange_stats): Ditto.
15029 (linear_transform_loops): Ditto.
15031 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15034 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15035 biv_fits_mode_p, extension_within_bounds_p): New functions.
15036 (check_ext_dependent_givs): Use them.
15038 2005-01-06 Roger Sayle <roger@eyesopen.com>
15040 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15041 more than one barrier, in which case we should delete them all.
15043 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15045 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15047 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15049 Fix PR middle-end/19286
15051 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15052 output this subprogram, simply ignore this attempt to do it again.
15053 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15054 origin attribute if it's not possible.
15055 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15056 (decls_for_scope): Ditto.
15057 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15058 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15060 2005-01-05 Richard Henderson <rth@redhat.com>
15063 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15064 (bdesc_2arg): Use it.
15065 (ix86_expand_binop_builtin): Force operands into registers
15067 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15068 ix86_expand_sse_compare, ix86_expand_sse_comi,
15069 ix86_expand_builtin): Likewise.
15071 2005-01-05 Richard Henderson <rth@redhat.com>
15073 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15075 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15076 (mulv4hi3): Set itanium_class mmmul.
15077 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15078 (fpack): Rename from fpack_sfsf.
15080 2005-01-05 Richard Henderson <rth@redhat.com>
15083 * reload1.c (do_input_reload): Restrict the optimization deleteing
15084 a previous output reload to RELOAD_FOR_INPUT.
15086 2005-01-05 Steven Bosscher <stevenb@suse.de>
15088 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15089 comment that we fall through after case.
15090 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15091 (distribute_links): Likewise.
15092 * cse.c (cse_insn): Likewise.
15093 * cselib.c (cselib_invalidate_mem): Likewise.
15094 * df.c: Update comments at the top of the file.
15095 (read_modify_subreg_p): Update comments here too.
15096 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15097 * flow.c (mark_set_1): Likewise.
15098 (mark_used_regs): Likewise.
15099 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15100 (canon_list_insert): Likewise.
15101 (mark_set): Likewise.
15102 (try_replace_reg): Likewise.
15103 (store_killed_in_insn): Likewise.
15104 * loop.c (count_one_set): Likewise.
15105 (basic_induction_var): Likewise.
15106 * postreload-gcse.c (find_mem_conflicts): Likewise.
15107 * postreload.c (reload_combine_note_store): Likewise.
15108 (move2add_note_store): Likewise.
15109 * reload.c (find_equiv_reg): Likewise.
15110 (mark_referenced_resources): Likewise.
15111 * rtlanal.c (set_noop_p): Likewise.
15112 (note_stores): Likewise.
15113 (note_uses): Likewise.
15114 * sched-deps.c (sched_analyze_1): Likewise.
15115 * sched-rgn.c (check_live_1): Likewise.
15116 (update_live_1): Likewise.
15117 * config/i860/i860.c: Likewise.
15119 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15121 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15123 * doc/rtl.texi: Update documentation for bit-fields and SET.
15125 2005-01-05 Roger Sayle <roger@eyesopen.com>
15127 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15129 2005-01-05 Jan Hubicka <jh@suse.cz>
15130 Richard Henderson <rth@redhat.com>
15133 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15136 2005-01-05 Richard Henderson <rth@redhat.com>
15139 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15140 (sse_shufps): Change operand 3 to const_int_operand.
15141 (sse2_storelps): Fix typo in template.
15142 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15143 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15144 (ix86_expand_builtin): Likewise.
15146 2005-01-05 Julian Brown <julian@codesourcery.com>
15148 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15149 as aggregates for AAPCS ABIs.
15151 2005-01-05 Stan Shebs <shebs@apple.com>
15153 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15154 Mach-O getters if ppc64.
15155 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15157 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15158 signed four-byte field for global code case.
15159 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15161 2005-01-05 Roger Sayle <roger@eyesopen.com>
15163 PR middle-end/19100
15164 * c-common.c: Include real.h.
15165 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15166 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15167 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15168 * Makefile.in (c-common.o): Update dependencies.
15170 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15172 * c-parse.in (asm_string): Add trailing semicolon.
15174 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15176 * c-parse.in (asm_string): New. Don't allow wide strings in
15178 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15179 asm_string instead of STRING.
15181 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15183 * c-typeck.c (constructor_no_implicit): Remove.
15184 (set_designator, process_init_element): Don't check
15185 constructor_no_implicit.
15187 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15188 Kaz Kojima <kkojima@gcc.gnu.org>
15191 * lcm.c (create_pre_exit): New.
15192 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15193 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15195 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15197 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15198 -msoft-float in target_float_switch.
15199 * arm.c (arm_override_options): Fix processing of target_float_switch.
15201 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15203 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15206 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15208 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15209 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15211 2005-01-04 Roger Sayle <roger@eyesopen.com>
15213 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15214 if deleting the then-block allows the test-block to fallthru to the
15217 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15220 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15221 after the full declaration if the are in two different TUs.
15223 2005-01-04 Richard Henderson <rth@redhat.com>
15226 * tree-sra.c (generate_one_element_init): Just
15227 call gimplify_and_add.
15228 (generate_element_init): Record the
15229 new referenced variables and mark them for renaming
15230 and split out to ...
15231 (generate_element_init_1): This.
15232 (scalarize_init): Don't call push_gimplify_context/
15233 pop_gimplify_context.
15235 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15237 * toplev.c (get_src_pwd): Handle failure of getpwd().
15239 2005-01-04 Roger Sayle <roger@eyesopen.com>
15241 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15243 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15244 all the cases handled by it are inverted by invert_truthvalue.
15246 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15248 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15249 (save_register_windowsi): Likewise.
15251 2005-01-04 Richard Henderson <rth@redhat.com>
15253 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15255 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15257 PR middle-end/17767
15258 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15259 any simplifications of vector mode comparison operators.
15260 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15262 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15263 Devang Patel <dpatel@apple.com>
15265 PR tree-optimization/18308
15266 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15267 the operands before creating a new expression.
15268 * dojump.c (do_jump): Make drop_through_label available
15269 for all cases. Add expansion of COND_EXPR.
15271 2005-01-04 Ira Rosen <irar@il.ibm.com>
15273 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15274 INTEGER_CST instead of TREE_CONSTANT.
15275 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15276 instead of TREE_CONSTANT.
15277 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15278 instead of TREE_CONSTANT.
15280 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15282 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15284 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15287 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15288 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15290 2005-01-03 Richard Henderson <rth@redhat.com>
15292 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15293 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15294 fold_convert_const_real_from_real): Split out from ...
15295 (fold_convert_const): ... here.
15297 2005-01-03 Richard Henderson <rth@redhat.com>
15300 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15301 (mov<MMXMODEI>_internal): Likewise.
15302 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15303 Add V2SF case; use it for SSE1; don't use TI.
15304 (movdf_integer): Likewise.
15305 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15307 2005-01-03 Ira Rosen <irar@il.ibm.com>
15309 * tree-vectorizer.c (vect_strip_conversions): New function.
15310 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15311 check for binary class.
15313 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15317 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15319 * gimple-low.c (mark_blocks_with_used_vars): New function.
15320 (mark_blocks_with_used_subblocks): Ditto.
15321 (mark_used_blocks): Ditto.
15322 (pass_mark_used_blocks): New pass.
15323 * tree-inline.c: Include debug.h.
15324 (expand_call_inline): Call outlining_inline_function here.
15325 * tree-optimize.c (init_tree_optimization_passes): Add
15326 pass_mark_used_blocks.
15327 * tree-pass.h (pass_mark_used_blocks): New.
15328 * Makefile.in (tree-inline.o): Add debug.h dependency.
15330 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15332 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15333 VAR_DECLs to have weak_import attribute.
15335 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15338 2004-01-03 Steven Bosscher <stevenb@suse.de>
15340 * passes.c (rest_of_compilation): Don't run regmove if only
15341 flag_expensive_optimizations, require flag_regmove instead.
15343 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15345 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15347 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15348 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15349 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15350 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15352 2005-01-03 Richard Henderson <rth@redhat.com>
15354 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15355 (ia64_const_ok_for_letter_p): New.
15356 (ia64_const_double_ok_for_letter_p): New.
15357 (ia64_extra_constraint): New.
15358 (ia64_expand_vecint_compare): New.
15359 (ia64_expand_vcondu_v2si): New.
15360 (ia64_expand_vecint_cmov): New.
15361 (ia64_expand_vecint_minmax): New.
15362 (ia64_print_operand): Add 'v'.
15363 (ia64_preferred_reload_class): New.
15364 (ia64_vector_mode_supported_p): New.
15365 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15366 (PREFERRED_RELOAD_CLASS): Move to function.
15367 (CONST_OK_FOR_LETTER_P): Move to function.
15368 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15369 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15370 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15371 (EXTRA_CONSTRAINT): Move to function.
15372 * config/ia64/ia64.md: Include vect.md.
15373 (itanium_class): Add mmalua.
15375 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15377 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15378 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15380 (const_int_2bit_operand): New.
15381 (fr_reg_or_0_operand): New.
15382 * config/ia64/ia64-modes.def: Add vector modes.
15383 * config/ia64/ia64-protos.h: Update.
15384 * config/ia64/vect.md: New file.
15386 2005-01-03 Richard Henderson <rth@redhat.com>
15388 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15390 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15393 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15395 (log1pdf2): Change mode of operands[0,1] to DFmode.
15397 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15399 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15400 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15401 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15402 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15403 SPARC_RELAXED_ORDERING.
15405 2005-01-03 Richard Henderson <rth@redhat.com>
15406 Uros Bizjak <uros@kss-loka.si>
15409 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15410 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15411 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15413 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15414 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15415 const_pow2_1_to_128_operand): New predicates.
15417 2005-01-02 Greg McGary <greg@mcgary.org>
15419 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15421 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15422 object. [ptr_type]: Remove unused variable.
15423 Remember nearest addressable array-element or record-component
15424 when checking bitfield components. Tolerate empty BIND_EXPR.
15426 2005-01-01 Richard Henderson <rth@redhat.com>
15428 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15429 that don't narrow the value. Fail for other conversions.
15431 2005-01-01 Richard Henderson <rth@redhat.com>
15434 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15435 * c-lang.c (finish_file): Don't do it here.
15436 * objc/objc-act.c (objc_finish_file): Likewise.
15438 * cgraph.c (decl_assembler_name_equal): New.
15439 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15440 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15441 * cgraph.h (struct cgraph_varpool_node): Add next.
15442 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15443 * varasm.c (assemble_alias): Mark the target as needed.
15445 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15447 PR middle-end/19221
15448 * function.c (get_arg_pointer_save_area): Use entry_of_function
15449 instead of get_insns.
15451 2005-01-01 Roger Sayle <roger@eyesopen.com>
15452 Andrew Pinski <pinskia@physics.uc.edu>
15453 James E. Wilson <wilson@specifixinc.com>
15455 PR rtl-optimization/12092
15456 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15459 2005-01-01 Roger Sayle <roger@eyesopen.com>
15460 Olivier Hainque <hainque@act-europe.fr>
15462 * tree.c (int_fits_type_p): A narrower type always fits in a
15463 wider one, except for negative values into unsigned types.
15465 2005-01-01 Roger Sayle <roger@eyesopen.com>
15467 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15468 with the original constant rather than require TREE_OVERFLOW.
15470 2005-01-01 Steven Bosscher <stevenb@suse.de>
15472 PR middle-end/17544
15473 * c-decl.c (finish_function): If compiling C99, annotate the
15474 compiler generated return with the current file name and line 0.
15475 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15476 the source line is greater than 0.
15477 (remove_bb): Likewise.