1 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4 setting of vrsave register for current function after
5 call to save_world is emitted.
7 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
9 * config/mmix/predicates.md: New file.
10 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
11 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
12 (mmix_foldable_comparison_operator, mmix_comparison_operator)
13 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
14 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
16 * config/mmix/mmix.md: Include predicates.md.
17 ("call", "call_value"): Force address to register if it isn't a
18 mmix_symbolic_or_address_operand.
20 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
22 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
23 the flags are of appropriate types.
24 (num_ssa_operands): Generalize using the generic interface.
25 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
28 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
30 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
31 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
33 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
35 * tree-outof-ssa.c (edge_leader, stmt_list,
36 analyze_edges_for_bb): Use VEC instead of VARRAY.
37 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
38 (perform_edge_inserts): Call init_analayze_edges_for_bb and
39 fini_analayze_edges_for_bb.
41 2005-05-04 James E Wilson <wilson@specifixinc.com>
44 * gcc.c (process_command): In the second argv scan loop, ignore
45 Xassembler and Xpreprocessor, along with their argument.
47 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
49 * tree-flow-inline.h, tree-ssa-operands.c,
50 tree-ssa-operands.h, tree-ssa-opfinalize.h:
51 Likewise. tree-vn.c: Fix comment typos.
52 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
54 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
56 * doc/tm.texi (Target Hooks): Document
57 TARGET_RESOLVE_OVERLOADED_BUILTIN.
59 2005-05-04 Paul Brook <paul@codesourcery.com>
61 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
63 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
65 * dwarf2out.c (incomplete_types, retry_incomplete_types,
66 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
69 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
70 get_expansion, expand_var_during_unrolling,
71 insert_var_expansion_initialization,
72 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
75 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
78 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
81 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
82 the same as INTEGER_TYPE.
83 (fold_binary): Fold "bool_var != 0" to bool_var.
84 Fold "bool_var == 1" to bool_var.
86 2004-05-03 Richard Henderson <rth@redhat.com>
89 * function.c (instantiate_virtual_regs_in_insn): Use the mode
90 from recog_data instead of insn_data.
92 2005-05-03 DJ Delorie <dj@redhat.com>
94 * common.opt (fdiagnostics-show-option): No variable is needed.
95 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
96 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
97 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
98 Save and restore original message format. Use flag in context
100 (warning): Don't test for enabled warnings here.
101 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
104 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
106 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
107 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
108 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
109 * aclocal.m4: Don't include accross.m4.
110 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
111 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
112 * configure, config.in: Regenerate.
114 2005-05-04 Jakub Jelinek <jakub@redhat.com>
117 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
118 (clear_storage): Add argument.
119 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
120 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
122 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
123 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
124 (store_expr, store_constructor): Adjust callers.
125 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
126 to emit_block_move if CALL_EXPR_TAILCALL (exp).
127 (expand_builtin_memmove): Add ORIG_EXP argument, copy
128 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
129 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
130 with EXP. Pass EXP to expand_builtin_memmove.
131 (expand_builtin_memset): Add ORIG_EXP argument, pass
132 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
133 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
134 Pass EXP to expand_builtin_memset.
135 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
137 (expand_builtin_strncmp): Likewise.
138 (expand_builtin_printf): Replace ARGLIST argument with EXP.
139 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
140 (expand_builtin_fprintf): Likewise.
141 (expand_builtin): Adjust calls to
142 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
144 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
147 PR rtl-optimization/21239
148 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
150 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
152 * tree-flow.h (tree_ann_common_d): Move aux to ...
153 (stmt_ann_d): ... here.
154 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
155 move_computations_stmt, schedule_sm): Update references to
157 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
159 * tree-cfg.c (remove_bb): Remove a redundant call to
161 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
164 2005-05-03 Richard Henderson <rth@redhat.com>
166 * config/rs6000/rs6000.c: Remove conflict markers.
168 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
170 2005-05-03 James E Wilson <wilson@specifixinc.com>
172 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
174 2005-05-03 DJ Delorie <dj@redhat.com>
176 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
177 decide if the warning will be printed.
178 * calls.c (expand_call): Likewise.
179 * function.c (init-function_start): Likewise.
181 * common.opt (-fdiagnostics-show-option): New.
182 * opts.c (option_enabled): Accept the option index instead of a
183 pointer to the option descriptor.
184 * opts.h (option_enabled): Likewise.
185 * toplev.c (print_switch_values): Pass option index, not option
187 * diagnostic.h (diagnostic_info): Add option_index.
188 * diagnostic.c: Include opts.h.
189 (diagnostic_set_info): Initialize option_index.
190 (diagnostic_report_diagnostic): Amend option name if appropriate.
191 (warning): Check to see if the specified warning is enabled.
193 * doc/invoke.texi (-fdiagnostics-show-options): Document.
195 2005-05-03 Richard Henderson <rth@redhat.com>
197 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
198 SPEC_OR_GEN_REGS definitions.
200 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
203 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
204 for unavailable registers.
206 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
208 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
210 * cfglayout.c (block_locators_blocks,
211 insn_locators_initialize, insn_scope): Use VEC instead of
214 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
215 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
218 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
220 * config/sparc/predicates.md (const_compl_high_operand): New.
221 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
223 (sparc_emit_set_const64_quick1): Adjust for above change.
224 (sparc_emit_set_const64_quick2): Likewise.
225 (sparc_emit_set_const64_longway): Likewise.
226 (sparc_emit_set_const64): Likewise.
227 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
228 movdi_const64_special): Delete.
229 (logical constant splitters): Use const_compl_high_operand.
231 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
233 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
234 rather than STRIP_NOPS.
236 2005-05-03 Jakub Jelinek <jakub@redhat.com>
238 PR rtl-optimization/21330
239 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
241 (unswitch_single_loop): Clear cinsn when retrying.
244 * config/i386/i386.c (legitimize_address): When canonicalizing
245 ASHIFT into MULT, multiply by 1 << shift_count instead of
246 1 << log2 (shift_count).
248 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
250 * lambda-code.c (gcc_loop_to_lambda_loop,
251 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
252 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
253 generic operand interface.
254 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
255 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
256 generic operand interface.
257 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
258 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
259 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
260 num_imm_uses): Use ssa_use_operand_t.
261 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
262 get_v_must_def_ops): Delete.
263 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
264 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
265 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
266 get_v_must_def_kill_ptr): Delete.
267 (delink_stmt_imm_use): Move and use new operand interface.
268 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
269 op_iter_next_tree): Use new operand implementation.
270 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
271 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
273 (op_iter_next_mustdef, op_iter_next_maydef,
274 op_iter_next_must_and_may_def): Delete. Replace with...
275 (op_iter_next_maymustdef): New. Combine must and may next operations.
276 (op_iter_init_maydef, op_iter_init_mustdef,
277 op_iter_init_must_and_may_def): Use new interface.
278 (single_ssa_tree_operand ): New. Process single operands only as trees.
279 (single_ssa_use_operand): New. Process single operands only as uses.
280 (single_ssa_def_operand): New. Process single operands only as defs.
281 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
283 (num_ssa_operands): New. Count the number of specified operands.
284 (compare_ssa_operands_equal): New. Compare two statements' operands.
285 (single_phi_def): New. Return true if PHI has one def of the specified
287 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
288 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
289 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
290 (struct stmt_ann_d): Operands field no longer require GTY().
291 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
292 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
293 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
294 dump_replaceable_exprs, rewrite_trees): Use generic interface.
295 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
296 Use use_operand_p instead of ssa_imm_use_t *.
297 * tree-pretty-print.c (dump_vops): check if operands are active before
298 dumping virtual operands.
299 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
300 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
301 (ccp_fold): Use new interface.
302 (ccp_visit_stmt): Remove unused variables and code.
303 (convert_to_gimple_builtin): Insert statements before calling
304 mark_new_vars_to_rename.
305 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
306 (copy_prop_visit_cond_stmt): Use generic interface.
307 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
309 (thread_across_edge): Use generic interface.
310 (initialize_hash_element): Initialzie with stmt, not annotation.
311 (eliminate_redundant_computations): Use generic interface.
312 (record_equivalences_from_stmt): Pass stmt, not annotation.
313 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
315 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
316 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
317 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
318 generic operand interface.
319 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
321 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
323 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
324 (build_defs, build_uses, build_v_may_defs, build_vuses,
325 build_v_must_defs): Change type to struct opbuild_list_d.
326 (ops_active): New. Operands active boolean.
327 (operand_memory, operand_memory_index): New. Operand memory managers.
328 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
329 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
330 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
331 Change from functions to static variable list heads.
332 (opbuild_initialize_virtual): New. Initialize a virtual build list.
333 (opbuild_initialize_real): New. Initialize a virtual build list.
334 (opbuild_free): New. Free a build list.
335 (opbuild_num_elems): New. Number of items in a list.
336 (opbuild_append_real): New. Add a real (tree *) operand.
337 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
338 (opbuild_first): New. Return first element index in a list.
339 (opbuild_next): New. Return next element in a list.
340 (opbuild_elem_real): New. Return real element.
341 (opbuild_elem_virtual): New. Return virtual element.
342 (opbuild_elem_uid): New. Return UID of virtual element.
343 (opbuild_clear): New. Reset an operand list.
344 (opbuild_remove_elem): New. Remove an element form a list.
345 (ssa_operands_active): New. Return true if operand cache is active.
346 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
347 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
348 (correct_use_link): Use use_operand_p.
349 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
350 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
351 (cleanup_v_may_defs): Use new implmentation.
352 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
354 (append_def, append_use, append_v_may_def, append_vuse,
355 append_v_must_def): Call opbuild_append routine instead of using varray.
356 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
357 global parse_old_ops variable.
358 (free_ssa_operands): New implementation.
359 (update_stmt_operands): Move. Change argument to build_ssa_operands.
360 (copy_virtual_operands): Move. New generic implementation.
361 (create_ssa_artficial_load_stmt): Move. New implementation.
362 (swap_tree_operands): Update for new implementation.
363 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
364 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
365 rather than a varray.
366 (verify_imm_links): Use use_operand_p.
367 (dump_immediate_uses_for): If the immediate use variable is a virtual
368 variable, show the virtual ops in the stmt.
369 * tree-ssa-operands.h (def_operand_p): No longer a structure.
370 (NULL_DEF_OPERAND_P): Now a #define.
371 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
372 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
373 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
374 mustdef_optype_d): New. Use Linked list representation.
375 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
376 (struct ssa_operand_memory_d): New. Allocated Chunk node.
377 (struct stmt_operands_d): Change to new pointers that are not GTY.
378 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
379 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
380 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
381 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
382 SET_V_MUST_DEF_KILL): Delete.
383 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
384 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
385 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
386 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
387 (enum ssa_op_iter_type): Operand iterator typechecking values.
388 (struct ssa_operand_iterator_d): Use linked lists of operands.
389 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
390 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
391 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
392 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
393 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
394 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
395 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
396 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
397 * tree-ssa-opfinalize.h: New. Function templates for expansion.
398 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
399 alloc_vuse, and alloc_mustdef.
400 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
401 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
402 and finalize_ssa_v_must_def_ops.
403 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
404 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
406 (compute_avail): Use generic iterator interface.
407 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
408 (stmt_makes_single_load, stmt_makes_single_store): Use
410 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
411 (statement_sink_location): Use generic interface.
412 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
413 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
414 reset the immediate use link nodes.
415 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
416 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
417 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
418 (eliminate_tail_call): Use generic operand interface.
419 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
420 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
422 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
424 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
425 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
427 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
428 Use statement pointer instead of vuse_optype. Use generic interface.
429 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
430 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
431 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
432 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
433 * doc/tree-ssa.texi: Update documentation for operand interface.
435 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
437 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
438 gcc_unreachable as appropriate.
439 (machopic_function_base_name, machopic_indirect_data_reference,
440 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
441 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
442 * config/rs6000/altivec.md (*mov<mode>_internal,
443 build_vector_mask_for_load): Likewise.
444 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
445 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
446 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
447 * config/rs6000/predicates.md (easy_fp_constant,
448 logical_operand): Likewise.
449 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
450 compute_save_world_info, rs6000_emit_prologue,
451 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
452 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
455 2005-05-03 Uros Bizjak <uros@kss-loka.si>
458 * convert.c (convert_to_integer): Convert ceil and floor in
461 2005-04-29 Geoffrey Keating <geoffk@apple.com>
464 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
465 define_insn_and_split. Split only when memory operand is
466 offsettable. Use adjust_address rather than plus_constant.
467 (floatunssidf2_internal): Likewise.
468 (fix_truncdfsi2_internal): Split only when memory operand is
469 offsettable. Use adjust_address rather than plus_constant.
470 (fix_trunctfsi2_internal): Likewise.
471 (floatsidf2_internal): Likewise.
473 2005-05-02 Diego Novillo <dnovillo@redhat.com>
475 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
476 (set_value_range_to_null): Likewise.
477 (set_value_range_to_varying): New function. Use it in all
478 call sites that used to call set_value_range (vr, VR_VARYING, ...).
479 (extract_range_from_assert): If the integral type has a
480 super-type, and LIMIT is not within MIN and MAX values of that
481 type, set the resulting range to VR_VARYING.
483 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
485 * config/mmix/mmix.opt: New file.
486 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
487 (mmix_cc1_ignored_option): Don't declare.
488 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
489 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
490 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
491 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
492 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
493 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
494 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
495 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
497 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
498 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
499 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
501 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
504 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
505 * c-decl.c (current_function_prototype_built_in,
506 current_function_prototype_arg_types): New.
507 (merge_decls): Keep source location of prototype followed by
508 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
509 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
510 (start_function): Always set current_function_prototype_locus,
511 current_function_prototype_built_in and
512 current_function_prototype_arg_types. Check for external
513 prototype whether or not visible for external function and set
514 current_function_prototype_arg_types accordingly.
515 (store_parm_decls_oldstyle): Use
516 current_function_prototype_arg_types for checking old-style
517 definition against prototype. Give warnings only if
518 current_function_prototype_built_in).
520 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
522 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
523 (ggc_alloc_zone_stat): Don't define.
524 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
525 ggc_alloc_zone_pass_stat.
526 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
527 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
528 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
530 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
532 * calls.c (expand_call): Handle current_function_pretend_args_size
533 when checking for sibcalls.
535 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
537 PR tree-optimization/21294
538 * tree-vrp.c (vrp_expr_computes_nonzero): New.
539 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
541 2005-05-02 Janis Johnson <janis187@us.ibm.com>
544 * gcov-io.h: Declare gcov external functions hidden.
546 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
548 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
549 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
550 Use VEC instead of VARRAY.
553 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
556 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
558 * c-common.c (resolve_overloaded_builtin): Forward to target
559 hook for BUILT_IN_MD built-ins.
560 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
561 for all types of built-in.
562 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
563 in the definition of the target hooks struct.
564 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
565 * config/rs6000/altivec.h: Rewritten.
566 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
567 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
568 rs6000_builtin_type, rs6000_builtin_type_compatible,
569 altivec_overloaded_builtins, rs6000_builtin_type,
570 rs6000_builtin_type_compatible): New.
571 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
573 (def_builtin): Turn into a function. Check for duplicates and store
574 the builtin into rs6000_builtin_decls.
575 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
576 bdesc_1arg): Add overloaded builtins.
577 (altivec_expand_builtin): Check for unresolved overloaded builtins,
578 do not support ALTIVEC_COMPILETIME_ERROR.
579 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
580 nodes to represent front-end types.
581 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
582 with opaque arguments and/or return values.
583 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
584 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
585 (rs6000_builtin_type_index): New.
586 (is_ev64_opaque_type): Rename to...
587 (rs6000_is_opaque_type): ... this.
588 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
591 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
593 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
596 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
597 Bernd Schmidt <bernd.schmidt@analog.com>
599 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
600 print_address_operand, print_operand, legitimize_pic_address,
601 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
602 output_pop_multiple): Use gcc_assert or gcc_unreachable as
604 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
606 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
608 * doc/passes.texi: Document vectorization pass.
610 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
612 * tree-scalar-evolution.c (get_exit_conditions_rec,
613 select_loops_exit_conditions,
614 number_of_iterations_for_all_loops,
615 analyze_scalar_evolution_for_all_loop_phi_nodes,
616 scev_analysis): Use VEC instead of VARRAY.
618 2005-05-02 Michael Matz <matz@suse.de>
621 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
622 (warn_strict_null_sentinel): Define.
623 (check_function_sentinel): Check for null_node as valid sentinel too.
624 * c-common.h (c_tree_index): Added CTI_NULL.
625 (null_node) Define global_tree[CTI_NULL].
626 (warn_strict_null_sentinel): Declare.
627 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
628 * c.opt: (Wstrict-null-sentinel): New C++ option.
629 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
631 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
633 * gimplify.c (gimplify_compound_lval): Use VEC instead of
636 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
638 * dwarf2out.c (decl_scope_table, push_decl_scope,
639 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
642 2005-05-01 Mark Mitchell <mark@codesourcery.com>
645 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
647 * doc/cpp.texi (__DEPRECATED): Document.
648 (__EXCEPTIONS): Likewise.
649 (__GXX_WEAK__): Likewise.
651 * function.c (INVOKE__main): Do not define.
652 (expand_main_function): Check HAS_INIT_SECTION when determining
653 whether or not to call __main.
655 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
657 * tree-ssa-loop-ivopts.c: Fix a comment typo.
659 2005-01-05 Paul Brook <paul@codesourcery.com>
661 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
662 (INITIALIZE_TRAMPOLINE): Use it.
663 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
664 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
665 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
667 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
669 * doc/install.texi (Specific): Omit dots in the @anchors names
670 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
671 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
673 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
675 PR tree-optimization/18316
676 PR tree-optimization/19126
677 * tree.c (build_int_cst_type): Avoid shift by size of type.
678 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
680 * tree-scalar-evolution.h (simple_iv): Declaration changed.
681 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
683 (dump_cand): Dump depends_on information.
684 (determine_biv_step): Add argument to simple_iv call.
685 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
686 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
688 (add_candidate_1): Record depends_on for candidates.
689 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
690 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
691 Handle ivs with nonconstant step.
692 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
693 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
694 (create_new_iv): Unshare the step before passing it to create_iv.
695 (free_loop_data): Free cand->depends_on.
696 (build_addr_strip_iref): New function.
697 (find_interesting_uses_address): Use build_addr_strip_iref.
698 (strip_offset_1): Split the recursive part from strip_offset.
699 Strip constant offset component_refs and array_refs.
700 (strip_offset): Split the recursive part to strip_offset_1.
701 (add_address_candidates): Removed.
702 (add_derived_ivs_candidates): Do not use add_address_candidates.
703 (add_iv_value_candidates): Add candidates with stripped constant
704 offset. Consider all candidates with initial value 0 important.
705 (struct affine_tree_combination): New.
706 (aff_combination_const, aff_combination_elt, aff_combination_scale,
707 aff_combination_add_elt, aff_combination_add,
708 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
709 fold_affine_sum): New functions.
710 (get_computation_at): Use fold_affine_sum.
711 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
712 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
715 2005-04-30 Michael Matz <matz@suse.de>
717 * config/i386/i386.md (movmemsi): Also active when
718 TARGET_INLINE_ALL_STRINGOPS.
720 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
723 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
725 2005-04-30 Paul Brook <paul@codesourcery.com>
727 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
729 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
730 * config/arm/ieee754-sf.S: Ditto.
731 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
732 (FUNC_ALIAS): Use .thumb_set for thumb routines.
734 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
736 * tree-ssanames.c: Fix a comment typo.
737 * doc/options.texi: Fix a typo.
739 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
741 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
742 gcc_unreachable as appropriate.
743 (split_adds_subs, cond_string, print_operand,
744 h8300_initial_elimination_offset, h8300_classify_operand,
745 h8300_unary_length, h8300_short_immediate_length,
746 h8300_bitfield_length, h8300_binary_length,
747 h8300_insn_length_from_table, compute_mov_length, output_plussi,
748 compute_plussi_length, compute_plussi_cc, output_logical_op,
749 compute_logical_op_length, compute_logical_op_cc,
750 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
751 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
752 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
753 h8300_regs_ok_for_stm): Likewise.
754 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
755 monitor_prologue): Likewise.
757 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
759 * loop-invariant.c (invariants, create_new_invariant,
760 get_inv_cost, best_gain_for_invariant,
761 find_invariants_to_move, move_invariants,
762 init_inv_motion_data, free_inv_motion_data): Use VEC instead
765 2005-04-29 Richard Henderson <rth@redhat.com>
767 * function.c (instantiate_decls): Remove valid_only argument.
768 (instantiate_decls_1, instantiate_decl): Likewise.
769 (instantiate_virtual_regs_1): Delete.
770 (instantiate_virtual_regs_lossage): Delete.
771 (instantiate_virtual_regs_in_rtx): New.
772 (safe_insn_predicate): New.
773 (instantiate_virtual_regs_in_insn): New.
774 (instantiate_virtual_regs): Update to match all that. Only run
775 instantiate_decls once.
777 2005-04-29 Richard Henderson <rth@redhat.com>
778 Daniel Jacobowitz <dan@codesourcery.com>
780 * gengtype.c (write_func_for_structure): Split out ...
781 (output_type_enum): ... new function. Fix thinko accessing
782 TYPE_PARAM_STRUCT data.
784 2005-04-29 Tom Tromey <tromey@redhat.com>
786 * tree.c (build_block): Removed unused 'tags' argument.
787 * tree.h (build_block): Removed argument.
789 2005-04-29 Michael Matz <matz@suse.de>
791 PR rtl-optimization/21144
792 * postreload.c (reload_cse_move2add): Check for VOIDmode.
794 2005-04-29 Bob Wilson <bob.wilson@acm.org>
796 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
799 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
801 PR tree-optimization/21030
802 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
803 ranges where VR->MAX is smaller than VR->MIN.
805 2005-04-29 Devang Patel <dpatel@apple.com>
807 PR tree-optimization/21272
808 PR tree-optimization/21266
809 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
811 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
813 * tree-flow-inline.h: Fix a comment typo.
814 * doc/tree-ssa.texi: Fix a typo.
816 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
818 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
820 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
821 gcc_unreachable as appropriate.
822 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
823 fr30_print_operand, fr30_move_double): Likewise.
824 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
826 2005-04-29 Mark Mitchell <mark@codesourcery.com>
828 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
829 definition has already been provided.
830 (ARM_EABI_DTORS_SECTION_OP): Likewise.
831 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
832 (ARM_EABI_DTORS_SECTION_OP): Likewise.
834 2005-04-29 Jim Tison <jtison@us.ibm.com>
836 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
837 trace hooks calls to improve performance.
839 2005-04-29 Julian Brown <julian@codesourcery.com>
840 Mark Mitchell <mark@codesourcery.com>
841 Paul Brook <paul@codesourcery.com>
843 * crtstuff.c: Handle targets that use .init_array.
844 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
845 that INVOKE__main is set correctly.
846 (expand_main_function): Test INVOKE__main.
847 * libgcc2.c: Do not define __main when using .init_array.
848 * config/arm/arm.c (arm_elf_asm_constructor): New function.
849 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
851 (DTORS_SECTION_ASM_OP): Likewise.
852 (CTOR_LIST_BEGIN): Define specially when in libgcc.
853 (CTOR_LIST_END): Likewise.
854 (DTOR_LIST_BEGIN): Likewise.
855 (DTOR_LIST_END): Likewise.
856 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
857 (FINI_SECTION_ASM_OP): Likewise.
858 (INIT_ARRAY_SECTION_ASM_OP): Define.
859 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
860 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
861 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
862 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
863 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
865 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
867 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
868 gcc_assert and gcc_unreachable as appropriate.
869 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
870 const_int_cost, output_move_const_into_data_reg,
871 output_move_qimode, output_move_double, find_addr_reg,
872 print_operand, print_operand_address): Likewise.
873 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
874 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
875 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
876 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
877 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
878 conditional_trap): Likewise.
879 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
881 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
883 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
884 gcc_unreachable as appropriate.
885 (gen_conditional_move, xtensa_split_operand_pair,
886 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
887 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
888 xtensa_copy_incoming_a7, xtensa_output_literal,
889 xtensa_output_literal, xtensa_output_literal): Likewise.
890 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
891 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
892 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
893 movsicc_internal1, movsfcc_internal0,
894 movsfcc_internal1): Likewise.
896 2005-04-28 James E Wilson <wilson@specifixinc.com>
898 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
899 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
901 2005-04-28 DJ Delorie <dj@redhat.com>
903 * opt-functions.awk (var_set): Emit proper initializer for
904 non-target bitfields.
906 2005-04-28 Devang Patel <dpatel@apple.com>
908 * dbxout.c (have_used_extensions): Remove.
909 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
910 have_used_extensions.
912 2005-04-28 James E Wilson <wilson@specifixinc.com>
914 * doc/install.texi: Update -enable-languages info. Correct path to
917 2005-04-28 DJ Delorie <dj@redhat.com>
919 * optc-gen.awk (END): Make sure no variable is defined more
921 * opth-gen.awk (END): Allocate bits on a per-variable basis.
922 Allow for bitfield variables other than target_flags.
923 * doc/options.text (Mask): Document that you may specify a
924 variable other than target_flags.
926 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
928 PR rtl-optimization/18877
929 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
932 2005-04-28 David Edelsohn <edelsohn@gnu.org>
935 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
937 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
938 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
939 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
941 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
943 * arm.c (legitimize_pic_address): Fix sense of assertion test for
944 creating pseudos when the base offset is too large.
946 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
948 * global.c (earlyclobber_regclass): Change the type to
950 (check_earlyclobber): Update uses of earlyclobber_regclass.
951 (mark_reg_use_for_earlyclobber): Likewise.
952 (calculate_local_reg_bb_info): Allocate and free
953 earlyclobber_regclass using the VEC API.
955 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
957 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
960 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
962 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
965 * config.gcc: Obsolete c4x-* and tic4x-*.
967 * tree.h (edge_def): Remove.
969 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
970 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
971 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
972 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
975 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
976 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
977 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
978 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
979 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
980 machmode.def, mips-tfile.c, params.c, pretty-print.c,
981 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
982 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
983 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
984 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
985 config/i386/cygming.h, config/i386/djgpp.h,
986 config/i386/lynx.h, config/i386/netware.c,
987 config/i386/winnt.c, config/ia64/ia64-c.c,
988 config/iq2000/iq2000.c, config/m32r/little.h,
989 config/m68k/m68k-protos.h, config/m68k/m68k.h,
990 config/m68k/m68k.md, config/mcore/mcore.c,
991 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
992 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
993 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
994 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
995 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
996 config/pdp11/pdp11.h, config/rs6000/darwin.h,
997 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
998 config/s390/2064.md, config/s390/2084.md,
999 config/s390/s390-modes.def, config/s390/s390-protos.h,
1000 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1001 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1002 config/vax/vax.c, config/vax/vax.h,
1003 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1006 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1008 * c-typeck.c (build_compound_expr): Correct logic in last change.
1010 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1012 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1013 parameters. Replace conditional move code with assert checking for
1014 ar.lc. Delete obsolete comments.
1015 (set_src_needs_barrier): Delete cond parameter, and code using it.
1016 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1017 assert checking for PR_REGS. Fix calls to update_set_flags and
1018 set_src_needs_barrier.
1019 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1020 callers. Rewrite explanatory comment before the function.
1021 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1024 2005-04-27 Mike Stump <mrs@apple.com>
1026 * doc/cpp.texi: gcc now implements universal character names.
1028 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1031 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1032 being a compound expression whose right-hand side is cast to void.
1034 2005-04-27 Caroline Tice <ctice@apple.com>
1036 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1037 Remove targetm.have_named_sections test.
1038 (fix_edges_for_rarely_executed_code): Likewise.
1039 (insert_section_boundary_note): Likewise.
1040 (reorder_basic_blocks): Check partitioning flag before calling
1041 verify_hot_cold_block_grouping.
1042 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1043 the function struct rather than global variables.
1044 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1045 (COLD_END_LABEL): Likewise
1046 (cold_text_section_label): New static global variable.
1047 (cold_end_label): Likewise.
1048 (dwarf2out_switch_text_section): Get hot/cold section labels from
1049 the function struct rather than global variables; test to make sure
1051 (output_aranges): Use cold_text_section_label and cold_end_label;
1052 check partitioning flag before putting out delta.
1053 (output_ranges): Remove incorrect code attempting to use
1055 (output_line_info): Get cold section label from function struct; test
1056 to make sure cfun is defined.
1057 (add_location_or_const_value_attribute): Likewise.
1058 (dwarf2out_var_location): Likewise.
1059 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1060 write out cold_text_section_label if partition flag is set.
1061 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1062 * function.h (struct function): Add new fields to point to hot/cold
1063 section labels: hot_section_label, cold_section_label,
1064 hot_section_end_label and cold_section_end_label; also add new field
1065 for cold text section name, unlikely_text_section_name.
1066 * opts.c (decode_options): Turn off partitioning flag if
1067 !targetm.have_named_sections.
1068 * output.h (hot_section_label): Remove.
1069 (hot_section_end_label): Remove.
1070 (cold_section_end_label): Remove.
1071 (unlikely_section_label): Remove.
1072 (unlikely_text_section_name): Remove.
1073 * passes.c (rest_of_handle_final): Remove extra blank line.
1074 * varasm.c (unlikely_section_label): Remove.
1075 (hot_section_label): Remove.
1076 (hot_section_end_label): Remove.
1077 (cold_section_end_label): Remove.
1078 (unlikely_text_section_name): Remove.
1079 (initialize_cold_section_name): Modify to call
1080 targetm.strip_name_encoding; to store cold section name in current
1081 function struct, if it exists; and to only use the decl_section_name
1082 if flag_named_sections is true.
1083 (unlikely_text_section): Modify to get section name out of current
1084 function struct, if there is one; otherwise build it from
1085 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1086 (in_unlikely_text_section): Likewise.
1087 (named_section): Modify to get/put cold section name in current function
1088 struct, if there is one.
1089 (function_section): Change 'bool unlikely' to 'int reloc'; check
1090 targetm.have_named_sections before calling named_section.
1091 (current_function_section): Likewise.
1092 (assemble_start_function): Modify to get/put unlikely_text_section_name
1093 in current function struct; modify to get hot/cold section labels
1094 from function struct; initialize labels using
1095 ASM_GENERATE_INTERNAL_LABEL;
1096 test partitioning flag before writing out hot section label.
1097 (assemble_end_function): Test partitioning flag before writing out
1098 hot/cold section labels.
1099 (default_section_type_flags_1): Get cold text section name from
1100 function struct if there is one; Set flags correctly for
1101 cold text section if there is not a current function struct.
1103 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1105 * tree-ssa-propagate.c (set_rhs): Revert last change.
1107 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1109 * explow.c (convert_memory_address): Add gcc_assert.
1111 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1113 * configure.ac: Check for ld --sysroot support.
1114 * gcc.c: Document %R specifier for specs.
1115 (SYSROOT_SPEC): New macro.
1116 (sysroot_spec): New variable.
1117 (static_specs): Add sysroot_spec.
1118 (main): Pass the sysroot spec to the linker if appropriate.
1119 * configure: Regenerated.
1120 * config.in: Likewise.
1122 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1124 * fold-const.c (fold_binary): Use build_fold_addr_expr
1125 for address calculation and INDIRECT_REF handling.
1127 2005-04-27 Andrew Haley <aph@redhat.com>
1129 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1131 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1133 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1134 pointer when thumb backtracing is on.
1136 * config/fp-bit.c (abort): Revert change.
1138 2005-04-27 Ian Lance Taylor <ian@airs.com>
1140 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1142 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1144 * tree-ssa-dce.c: Fix a comment typo.
1146 2005-04-27 David S. Miller <davem@davemloft.net>
1148 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1149 Kill setjmpless_size. current_function_calls_setjmp is completely
1150 computed when we are called, so just use the optimized size value
1151 instead of using REG_SAVE_AREA notes.
1152 (optimize_save_area_alloca): Delete....
1153 * rtl.h (optimize_save_area_alloca): Likewise...
1154 * passes.c (rest_of_compilation): and don't call it any more.
1155 * reg-notes.def (SAVE_AREA): Delete.
1157 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1159 * config/fp-bit.c (abort): Add noreturn attribute.
1161 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1162 gcc_unreachable as appropriate.
1163 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1164 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1165 ASM_OUTPUT_REG_POP): Likewise.
1167 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1169 * tree-complex.c (expand_vector_operations_1): Do not build
1170 VIEW_CONVERT_EXPR's for the lhs.
1172 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1174 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1175 unnecessary noncanonical RTL handling.
1176 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1177 gcc_assert and gcc_unreachable.
1179 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1180 gcc_unreachable as appropriate.
1181 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1182 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1183 use_return_insn, const_ok_for_op, arm_gen_constant,
1184 arm_canonicalize_comparison, legitimize_pic_address,
1185 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1186 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1187 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1188 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1189 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1190 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1191 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1192 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1193 output_call, output_mov_long_double_fpa_from_arm,
1194 output_mov_long_double_arm_from_fpa,
1195 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1196 output_move_double, arithmetic_instr, shift_op, int_log2,
1197 output_return_instruction, arm_output_function_prologue,
1198 arm_output_epilogue, arm_output_function_epilogue,
1199 emit_multi_reg_push, arm_get_frame_offsets,
1200 arm_compute_initial_elimination_offset, arm_expand_prologue,
1201 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1202 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1203 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1204 thumb_compute_initial_elimination_offset,
1205 thumb_output_function_prologue, thumb_load_double_from_address,
1206 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1207 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1208 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1209 * config/arm/arm.md (thumb_extendhisi2,
1210 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1211 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1212 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1213 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1214 * config/arm/cirrus.md (*cirrus_arm_movdi,
1215 *cirrus_movdf_hard_insn): Likewise.
1216 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1218 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1220 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1221 (num_ssa_names): Use VEC_length.
1222 (ssa_names): Use VEC_index.
1223 * tree-ssanames.c (ssa_names): Change the type to
1225 (init_ssanames, fini_ssa_names, make_ssanames,
1226 release_ssa_name): Update uses of ssa_names.
1228 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1229 Use fold_buildN instead of fold (buildN (...)).
1231 2005-04-27 Devang Patel <dpatel@apple.com>
1233 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1235 2005-04-27 Matt Thomas <matt@3am-software.com>
1236 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1238 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1239 (vax_output_mi_thunk): Ditto.
1240 (vax_notice_cc_update): Ditto.
1241 (INDEX_REGISTER_P): Add trailing \.
1242 (BASE_REGISTER_P): Add trailing \.
1243 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1245 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1247 * tree-ssa-propagate.c (set_rhs): Check operand of
1248 ADDR_EXPR for gimpliness, too.
1250 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1252 * tree-ssa-pre.c: Fix a comment typo.
1254 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1256 PR tree-optimization/21171
1257 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1258 record address uses if the reference is volatile.
1260 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1262 * tree-complex.c (expand_vector_operation): New, extracted from
1263 expand_vector_operations_1.
1264 (tree_vec_extract): Build a NOP_EXPR.
1265 (expand_vec_parallel): Do not care about returning the correct type.
1266 (expand_vector_operations_1): Call expand_vector_operation.
1267 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1269 * tree-complex.c (gate_expand_vector_operations): New.
1270 (pass_lower_vector_ssa): Use it.
1271 * tree-optimize.c (init_tree_optimization_passes): Include
1272 pass_lower_vector_ssa.
1273 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1274 (vectorizable_operation): Use it.
1275 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1276 integer modes for the vector type.
1278 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1279 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1280 Do not cope with UNITS_PER_SIMD_WORD == 0.
1281 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1282 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1283 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1284 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1285 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1286 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1287 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1289 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1290 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1291 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1293 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1294 (UNITS_PER_SIMD_WORD): New.
1296 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1298 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1299 gcc_unreachable as appropriate.
1300 (ia64_expand_load_address, ia64_expand_tls_address,
1301 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1302 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1303 next_scratch_gr_reg, ia64_initial_elimination_offset,
1304 ia64_expand_prologue, ia64_expand_epilogue,
1305 ia64_output_dwarf_dtprel, ia64_print_operand,
1306 ia64_register_move_cost, first_instruction, rws_access_regno,
1307 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1308 ia64_sched_init, ia64_variable_issue,
1309 ia64_first_cycle_multipass_dfs_lookahead_guard,
1310 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1311 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1312 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1313 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1314 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1315 * config/ia64/predicates.md (got_symbolic_operand,
1316 sdata_symbolic_operand): Likewise.
1317 * config/ia64/vect.md (vcondv2sf): Likewise.
1319 2005-04-27 Matt Thomas <matt@3am-software.com>
1321 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1322 CONSTANT_ADDRESS_P in config/vax/vax.h
1323 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1324 (INDEX_REGISTER_P): New.
1325 (BASE_REGISTER_P): New.
1326 (indirectable_constant_address_p): New. Adapted from
1327 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1328 (indirectable_address_p): New. Adapted from
1329 INDIRECTABLE_ADDRESS_P in vax.h.
1330 (nonindexed_address_p): New. Adapted from
1331 GO_IF_NONINDEXED_ADDRESS in vax.h.
1332 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1333 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1334 (legitimate_address_p): New. Adapted from
1335 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1336 (vax_mode_dependent_address_p): New. Adapted from
1337 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1338 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1339 legitimate_constant_address_p.
1340 (CONSTANT_P): Use legitimate_constant_p.
1341 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1342 (INDIRECTABLE_ADDRESS_P): Removed.
1343 (GO_IF_NONINDEXED_ADDRESS): Removed.
1344 (INDEX_TEMP_P): Removed.
1345 (GO_IF_REG_PLUS_INDEX): Removed.
1346 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1347 definitions, depending on whether REG_OK_STRICT is defined.
1348 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1349 Two definitions, depending on whether REG_OK_STRICT is defined.
1350 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1352 (legitimate_constant_p): Prototype added.
1353 (legitimate_address_p): Prototype added.
1354 (vax_mode_dependent_address_p): Prototype added.
1356 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1358 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1360 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1363 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1366 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1369 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1370 assertion failures, if __gcc_host_wide_int__ is not properly
1372 (init_dynamic_diag_info): Give errors, not assertion failures, if
1373 location_t, tree or __gcc_host_wide_int__ are not properly
1376 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1378 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1379 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1380 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1381 prepare_decl_rtl, free_loop_data,
1382 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1385 * tree.h (tree_phi_node): Add a comment about the order of PHI
1388 2005-04-26 Paul Brook <paul@codesourcery.com>
1390 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1392 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1394 * config/mips.mips.c (mips_legitimize_tls_address): Use
1397 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1398 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1399 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1401 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1404 2005-04-26 Jeff Law <law@redhat.com>
1406 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1407 (op_iter_init_must_and_may_def): Likewise.
1408 (unmodifiable_var_p): Move to a later point in the file.
1409 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1410 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1411 (dse_record_phis): Directly check for virtual operands rather than
1412 using need_imm_uses_for.
1413 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1414 store has multiple V_{MAY,MUST}_DEF operands.
1416 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1418 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1421 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1423 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1424 call to find_edge outside a loop to go through a PHI chain.
1426 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1428 PR tree-optimization/17598
1429 * fold-const.c (fold_binary): Fold comparisons of addresses
1430 of COMPONENT_REFs which reference the same field to
1431 comparisons of the addresses of the base objects.
1433 2005-04-26 Julian Brown <julian@codesourcery.com>
1435 * config/arm/arm.c (arm_return_in_msb): New function.
1436 (arm_must_pass_in_stack): New function.
1437 (TARGET_RETURN_IN_MSB): Define target hook.
1438 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1439 (arm_function_value): Pad small aggregate return.
1440 (arm_pad_arg_upward): New function.
1441 (arm_pad_reg_upward): New function.
1442 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1443 (FUNCTION_ARG_PADDING): Define macro.
1444 (BLOCK_REG_PADDING): Define macro.
1445 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1446 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1447 (arm_pad_reg_upward): Declare function.
1449 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1451 * basic-block.h (ei_cond): New.
1452 (FOR_EACH_EDGE): Call ei_cond.
1454 PR tree-optimization/21047
1455 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1456 (fold): Don't handle ASSERT_EXPR.
1458 2005-04-25 Roger Sayle <roger@eyesopen.com>
1460 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1461 all writes to any stack register as a read/write dependency on
1463 (sched_analyze_2): Likewise, for reads from any stack register.
1465 2005-04-25 Richard Henderson <rth@redhat.com>
1467 * final.c (output_addr_const): Revert 2005-04-09 change.
1469 2005-04-25 Mike Stump <mrs@apple.com>
1471 * config/darwin.c (darwin_encode_section_info): Always set
1472 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1474 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1476 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1477 gensupport.c, protoize.c, toplev.c: Replace calls to
1478 `unlock_stream' with `unlock_std_streams'.
1480 2005-04-25 Devang Patel <dpatel@apple.com>
1482 * dbxout.c (dbxout_type): Emit attribute vector.
1484 2005-04-05 Paul Brook <paul@codesourcery.com>
1486 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1487 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1488 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1489 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1490 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1491 (register_dtor_fn): Likewise.
1492 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1494 2005-04-25 Ian Lance Taylor <ian@airs.com>
1496 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1497 * c-common.h (EXPR_STMT_EXPR): Don't define.
1498 (c_common_stmt_codes): Don't define.
1499 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1500 * c-gimplify.c (gimplify_expr_stmt): Remove.
1501 (c_gimplify_expr): Remove EXPR_STMT case.
1502 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1503 to INIT_STATEMENT_CODES.
1504 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1506 2005-04-25 Jan Hubicka <jh@suse.cz>
1508 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1510 * except.c: Include diagnostic.h
1511 (dump_eh_tree, verify_eh_tree): New functions.
1512 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1513 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1514 (dump_function_to_file): dump eh tree.
1515 * tree-eh.c (mark_eh_edge): New function.
1516 (mark_eh_edge_found_error): New static variable.
1517 (verify_eh_edges): New function.
1519 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1521 * tree-ssa-alias.c (fieldoff_t): Remove.
1522 (fieldoff_s): typedef the structure itself. Create a vector of
1524 (push_fields_onto_fieldstack): Return count of fields pushed.
1525 Remove peeling of first field. Adjust.
1526 (fieldoff_compare): Adjust.
1527 (create_overlap_variables_for): Adjust.
1529 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1531 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1533 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1536 * doc/install.texi: Document correct assembler and linker to use
1537 on i?86-*-solaris2.10.
1539 2005-04-25 Steven Bosscher <stevenb@suse.de>
1541 Fix PR tree-optimization/21173
1543 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1544 Unshare expression we pass to force_gimple_operand.
1546 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1547 Stephen Clarke <stevec@superh.com>
1548 Roger Sayle <roger@eyesopen.com>
1550 PR rtl-optimization/20413
1551 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1552 VOIDmode for LABEL_REF.
1553 * final.c (shorten_branches): Likewise.
1554 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1555 * loop.c (reg_dead_after_loop): Likewise.
1556 * varasm.c (decode_addr_const): Likewise.
1557 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1559 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1561 * config.gcc (avr-*-*): Remove redundant "case".
1563 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1565 * tree-vect-analyze.c (vect_mark_relevant): Take
1566 VEC(tree,heap) instead of varray_type as an argument.
1567 (vect_mark_stmts_to_be_vectorized): Change the type of
1568 worklist to VEC(tree,heap). Adjust uses of worklist.
1570 2005-04-24 Devang Patel <dpatel@apple.com>
1572 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1574 2005-04-24 Ian Lance Taylor <ian@airs.com>
1576 * c-semantics.c (build_stmt): Remove test of specific tree codes
1577 for TREE_SIDE_EFFECTS handling.
1579 2005-04-24 Per Bothner <per@bothner.com>
1581 * c-opts.c (finish_options): Make the line-number of the <built-in>
1582 location 0, as assumed elsewhere, rather than 1.
1584 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1586 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1588 (tree_ssa_uncprop, uncprop_finalize_block,
1589 uncprop_initialize_block): Update uses of equiv_stack.
1591 2005-04-24 Richard Henderson <rth@redhat.com>
1594 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1595 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1597 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1598 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1599 <DIV, MOD>: Likewise.
1601 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1603 * collect2.c (main): Unlock the stdio streams.
1604 * gcc.c (main): Likewise.
1605 * gcov-dump.c (main): Likewise.
1606 * gcov.c (main): Likewise.
1607 * gen-protos.c (main): Likewise.
1608 * gensupport.c (init_md_reader_args_cb): Likewise.
1609 * protoize.c (main): Likewise.
1610 * toplev.c (general_init): Likewise.
1612 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1615 * cgraph.h (cgraph_local_info): Add vtable_method field.
1616 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1617 and node is vtable_method, finalized and not reachable, don't do
1620 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1622 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1624 * tree-ssa-pre.c (create_value_expr_from): Use
1625 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1626 * tree-ssa-propagate.c (stmt_makes_single_load,
1627 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1628 * tree-vect-transform.c (vect_is_simple_cond): Use
1630 * tree-vrp.c (extract_range_from_assert,
1631 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1634 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1635 of tpa_to_clear to VEC(int,heap). Update uses of
1636 tpa_to_clear. Free tpa_to_clear at the end.
1638 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1640 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1643 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1645 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1646 and gcc_unreachable as appropriate.
1647 (num_insns_constant, output_vec_const_move,
1648 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1649 rs6000_emit_set_const, rs6000_emit_move,
1650 spe_build_register_parallel, function_arg,
1651 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1652 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1653 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1654 rs6000_common_init_builtins, expand_block_clear,
1655 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1656 extract_ME, rs6000_get_some_local_dynamic_name,
1657 rs6000_output_function_entry, print_operand,
1658 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1659 output_cbranch, output_e500_flip_gt_bit,
1660 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1661 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1662 compute_save_world_info, rs6000_stack_info,
1663 rs6000_emit_load_toc_table, rs6000_frame_related,
1664 spe_synthesize_frame_save, rs6000_emit_epilogue,
1665 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1666 output_function_profiler, rs6000_trampoline_size,
1667 rs6000_initialize_trampoline, find_addr_reg,
1668 rs6000_machopic_legitimize_pic_address,
1669 rs6000_initial_elimination_offset,
1670 rs6000_dbx_register_number): Likewise.
1671 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1672 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1673 *movti_power, *movti_string, call, call_value, sibcall,
1674 sibcall_value): Likewise.
1675 * config/rs6000/spe.md (*movdf_e500_double,
1676 *movv2si_internal): Likewise.
1677 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1680 2005-04-24 Richard Henderson <rth@redhat.com>
1683 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1684 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1685 Deny modes smaller than 4 bytes.
1686 * config/i386/i386-protos.h: Update.
1688 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1690 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1691 Switch h8300-*-rtems* to ELF.
1693 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1695 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1697 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1699 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1701 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1704 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1706 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1708 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1709 definitions of ssa names in condition. Split recusive part to ...
1710 (tree_simplify_using_condition_1): New function.
1711 (expand_simple_operations): New function.
1713 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1715 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1716 (find_interesting_uses_cond): Do not use integer_zerop and
1717 integer_nonzerop to check for integer constants.
1718 (set_use_iv_cost): Record the value field.
1719 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1720 determine_use_iv_cost_outer): Set the value field of the cost pair.
1721 (may_eliminate_iv): Do not return the comparison code.
1722 (iv_elimination_compare): New function.
1723 (determine_use_iv_cost_condition): Set the value field. Record
1724 noneliminable invariants correctly.
1725 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1727 2005-04-23 DJ Delorie <dj@redhat.com>
1729 * diagnostic.c (warning): Accept parameter to classify warning option.
1730 (warning0): New, for when a pointer to an error() like function is needed.
1731 * errors.c (warning): Likewise.
1732 * errors.h (warning, warning0): Adjust prototypes.
1733 * toplev.h (warning, warning0): Likewise.
1735 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1736 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1737 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1738 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1739 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1740 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1741 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1742 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1744 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1745 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1746 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1747 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1748 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1749 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1750 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1751 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1752 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1753 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1754 config/rs6000/aix52.h, config/rs6000/darwin.h,
1755 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1756 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1757 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1758 config/stormy16/stormy16.c, config/v850/v850-c.c,
1759 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1762 2005-04-23 Richard Henderson <rth@redhat.com>
1765 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1766 performing some integral scalar simplifications.
1768 2005-04-23 Richard Henderson <rth@redhat.com>
1771 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1772 simplifying CONST_VECTOR.
1774 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1776 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1777 heap as an argument. Update uses of stack.
1778 (calculate_live_on_entry): Allocate stack on heap.
1780 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1781 partition_link and tpa_nodes on heap.
1783 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1784 (mark_stmt_necessary, propagate_necessity,
1785 mark_really_necessary_kill_operand_phis): Update uses of
1787 (tree_dce_init): Allocate worklist using VEC_alloc.
1788 (tree_dce_done): Free worklist using VEC_free.
1790 2005-04-23 Mike Stump <mrs@apple.com>
1792 * config/darwin.c (machopic_indirection_name): Don't use
1794 (darwin_emit_unwind_label): Use user_label_prefix instead of
1797 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1799 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1801 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1803 * config.gcc <cris-*>: Specify .opt files.
1804 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1805 config/cris/linux.opt: New files.
1806 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1807 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1808 (TARGET_ELF): Override to 0.
1809 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1810 -melinux-stacksize=N.
1811 * config/cris/cris.c: (cris_handle_option): New function.
1812 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1813 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1814 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1815 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1816 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1817 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1818 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1819 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1820 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1821 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1822 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1823 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1824 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1825 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1826 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1827 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1828 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1829 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1830 (TARGET_LINUX): Define 0.
1831 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1832 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1833 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1834 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1835 (TARGET_LINUX): Override to 1.
1836 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1838 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1840 * haifa-sched.c (schedule_block): Fix thinko in previous
1841 assertification patch.
1843 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1845 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1846 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1847 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1848 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1849 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1850 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1851 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1853 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1854 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1855 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1856 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1857 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1858 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1859 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1860 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1861 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1862 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1863 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1864 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1865 (SUBTARGET_OPTIONS): Delete.
1866 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1867 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1868 instead of a string.
1869 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1870 (pa_cpu_string, pa_unix_string): Delete.
1871 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1872 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1874 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1875 (pa_handle_option): New function.
1876 (override_options): Remove handling of -march=, -mfixed-range=,
1877 -mschedule= and -munix=.
1878 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1879 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1880 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1881 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1882 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1883 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1884 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1886 * config/pa/pa.opt: New file.
1887 * config/pa/pa-hpux.opt: New file.
1888 * config/pa/pa-hpux1010.opt: New file.
1889 * config/pa/pa-hpux1111.opt: New file.
1890 * config/pa/pa64-hpux.opt: New file.
1892 2005-04-22 David S. Miller <davem@davemloft.net>
1894 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1895 integer when it's mode is VOIDmode not DImode.
1897 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1899 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1900 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1901 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1902 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1903 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1904 "bne- $-xxx" rather than local labels.
1905 (sync_lock_release<mode>): Add second operand.
1906 (lwsync): Use .long rather than a more meaningful opcode.
1907 * doc/md.texi (Standard Names): Add description of second
1908 parameter to sync_lock_test_and_set.
1910 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1912 PR tree-optimization/21088
1913 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1915 * tree-vrp.c (compare_values): Use fold_binary to compare
1916 pointers. Use boolean_type_node as the type of a comparison
1917 expression being folded.
1918 * tree.h: Add prototypes for fold_unary, fold_binary,
1921 * tree-ssa-dom.c: Fix formatting.
1923 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1925 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1926 * lambda-code.c (perfect_nestify): Mark virtual operands in
1927 the moved statement for renaming.
1928 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1929 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1930 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1931 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1932 * tree-flow.h (struct var_ann_d): Update comments.
1933 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1934 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1935 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1936 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1937 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1938 debug_names_replaced_by): Remove declarations.
1939 (delete_update_ssa, get_current_def, set_current_def): Declare.
1940 (rewrite_into_loop_closed_ssa): Add new argument. Update
1942 * tree-into-ssa.c: Include params.h.
1943 (old_virtual_ssa_names): Remove. Update all users.
1944 (need_to_replace_names_p): Remove. Update all users.
1945 (struct update_ssa_stats_d): Declare.
1946 (update_ssa_stats): New local.
1947 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1948 dump_tree_ssa_stats, debug_tree_ssa_stats,
1949 dump_update_ssa, debug_update_ssa,
1950 dump_names_replaced_by, debug_names_replaced_by): Declare.
1951 (get_current_def, set current_def): Make extern.
1952 (is_old_name, is_new_name): Protect against references
1953 past the end of the sets.
1954 (add_new_name_mapping): Assert that OLD and NEW are
1955 different SSA names for the same symbol.
1956 When adding a virtual mapping, update stats for virtual
1958 (insert_phi_nodes_for): If UPDATE_P is true, create the
1959 LHS of the new PHI by duplicating SSA name VAR.
1960 (insert_phi_nodes_1): Remove. Update all users.
1961 (insert_phi_nodes): Remove second argument. Update all
1963 (maybe_replace_use, maybe_replace_def): New.
1964 (rewrite_update_stmt): Call them.
1965 (mark_def_interesting): Remove calls to is_gimple_reg.
1966 (prepare_phi_args_for_update): Remove. Update all users.
1967 (prepare_block_for_update): Only process virtual operands
1968 and GIMPLE registers in normal form.
1969 (prepare_use_sites_for): New.
1970 (prepare_names_to_update): Rename from prepare_def_sites.
1971 Call prepare_use_sites_for.
1972 (dump_update_ssa): Rename from dump_repl_tbl.
1974 Show statistics for virtual mapping heuristic.
1975 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1976 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1977 (delete_update_ssa): Make extern.
1978 (mark_set_for_renaming): If the set is empty, do nothing.
1979 (release_ssa_name_after_update_ssa): Update comment.
1980 (insert_updated_phi_nodes_for): Do not remove existing
1981 PHI nodes for symbols.
1982 (switch_virtuals_to_full_rewrite_p): New.
1983 (switch_virtuals_to_full_rewrite): New.
1984 (update_ssa): Call them.
1985 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1986 for every statement before updating.
1987 If all the names in NEW_SSA_NAMES have been marked for
1988 removal, do nothing.
1989 Only start at the top of the CFG if there are symbols in
1991 (ssa_rewrite_finalize_block): Remove.
1992 (ssa_register_new_def): Remove.
1993 (ssa_rewrite_stmt): Remove.
1994 (ssa_rewrite_phi_arguments): Remove.
1995 (ssa_rewrite_initialize_block): Remove.
1996 (ssa_mark_def_sites): Remove.
1997 (ssa_mark_def_sites_initialize_block): Remove.
1998 (ssa_mark_phi_uses): Remove.
1999 (rewrite_ssa_into_ssa): Remove.
2000 * tree-phinodes.c (find_phi_node_for): Remove.
2001 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2003 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2004 Remove calls to verify_dominators and
2005 verify_loop_structure.
2006 (tree_unswitch_single_loop): Call update_ssa.
2007 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2010 (delete_tree_ssa): Assert that need_ssa_update_p returns
2012 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2013 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2014 free_new_names): Remove. Update all users.
2015 (rename_use_op): Call get_current_def.
2016 (rename_variables_in_bb): Do not handle any real or
2018 (slpeel_update_phis_for_duplicate_loop): Call
2019 get_current_def and set_current_def instead of using
2021 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2022 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2023 ssa_names_to_replace and delete_update_ssa.
2024 * doc/invoke.texi: Document --param min-virtual-mappings
2025 and --param virtual-mappings-ratio.
2027 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2029 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2030 for newly created PHI nodes.
2031 Call create_new_def_for for every new V_MAY_DEF and
2032 V_MUST_DEF on the copied statement.
2033 (struct ssa_name_map_entry): Remove.
2034 (ssa_name_map_entry_hash): Remove.
2035 (ssa_name_map_entry_eq): Remove.
2036 (allocate_ssa_names): Remove.
2037 (rewrite_to_new_ssa_names_def): Remove.
2038 (rewrite_to_new_ssa_names_use): Remove.
2039 (rewrite_to_new_ssa_names_bb): Remove.
2040 (rewrite_to_new_ssa_names): Remove.
2041 (tree_duplicate_sese_region): Remove variables ver,
2042 definitions, phi, ssa_name_map and bi.
2043 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2045 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2046 update_ssa instead of rewrite_ssa_into_ssa.
2047 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2049 (find_uses_to_rename_use): Add argument 'need_phis'.
2050 (find_uses_to_rename_stmt): Do not scan virtual operands.
2051 (find_uses_to_rename): Only scan PHI nodes for
2053 (rewrite_into_loop_closed_ssa): Call update_ssa.
2054 (check_loop_closed_ssa_use): Ignore virtual operands.
2055 (check_loop_closed_ssa_stmt): Likewise.
2056 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2058 (rename_variables, set_phi_def_stmts): Remove.
2059 (tree_duplicate_loop_to_header_edge): Reformat comment.
2060 Remove variables BB, I and DEFINITIONS.
2061 Call need_ssa_update_p.
2063 (lv_adjust_loop_header_phi): Reformat comment.
2064 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2065 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2066 mark_for_rewrite, unmark_all_for_rewrite,
2067 marked_ssa_names): Remove. Update all users.
2068 (release_ssa_name): If VAR has been registered for SSA
2069 updating, do nothing.
2070 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2071 (build_assert_expr_for): Call register_new_name_mapping.
2072 (insert_range_assertions): Update call to update_ssa.
2073 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2074 marked_for_rewrite_p, any_marked_for_rewrite_p,
2075 marked_ssa_names): Remove.
2077 2005-04-22 Jeff Law <law@redhat.com>
2079 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2080 (restore_currdefs_to_original_value): Likewise.
2081 (register_definitions_for_stmt): Likewise.
2082 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2083 for each variable. Do not allocate/free block_defs_stack either.
2084 Do not iterate if we just thread jumps. Only iterate if the
2085 tree_cleanup_cfg does useful work (temporary).
2086 (dom_opt_initialize_block): No longer push a marker on
2088 (dom_opt_finalize_block): Removal call to restore currdefs.
2089 Relax restrictions for recording edge equivalences.
2090 (record_equivalences_from_phis): No longer need to track
2092 (optimize_stmt): Similarly.
2093 (thread_across_edge): Simplify by removing the requirement that
2094 statements in the block we are threading through must be nops.
2095 (initialize_hash_element): Handle GOTO_EXPR.
2097 2005-04-22 David S. Miller <davem@davemloft.net>
2099 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2101 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2102 fix check on CONST_DOUBLE mode. It should be VOIDmode
2103 when it is representing an integer.
2105 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2107 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2108 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2109 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2110 find_char_info_specifier_index,
2111 find_length_info_modifier_index): Likewise.
2112 * c-typeck.c (composite_type, pop_init_level): Likewise.
2113 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2114 * cse.c (cse_insn): Likewise
2115 * dominance.c (calc_dfs_tree): Likewise
2116 dwarf2out.c (loc_descriptor_from_tree_1,
2117 add_abstract_origin_attribute, force_decl_die,
2118 force_type_die): Likewise
2119 emit-rtl.c (operand_subword_force): Likewise
2120 explow.c (hard_function_value): Likewise
2121 expmed.c (store_bit_field, expand_divmod,
2122 emit_store_flag_force): Likewise
2123 expr.c (emit_move_multi_word, store_expr,
2124 expand_expr_real_1): Likewise
2125 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2126 output_operand): Likewise
2127 flow.c (recompute_reg_usage): Likewise
2128 * function.c (assign_stack_temp_for_type, assign_temp,
2129 handle_epilogue_set): Likewise
2130 * genextract.c (main): Likewise
2131 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2132 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2133 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2134 ready_remove, rm_line_notes, rm_other_notes,
2135 schedule_block): Likewise
2136 mips-tfile.c (copy_object, out_of_bounds): Likewise
2138 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2141 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2142 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2143 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2144 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2146 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2148 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2150 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2151 (gcc_tree_to_linear_expression): Convert to heap allocated
2153 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2154 lbv_to_gcc_expression, lle_to_gcc_expression,
2155 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2156 perfect_nestify): Likewise.
2157 lambda.h (gcc_loopnest_to_lambda_loopnest,
2158 lambda_loopnest_to_gcc_loopnest): Likewise.
2159 tree-loop-linear.c (linear_transform_loops): Likewise.
2161 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2163 * config/sparc/predicates.md (arith_double_operand): Use
2164 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2165 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2166 (DImode, DFmode constant splitters): Likewise. Remove code for
2167 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2168 (logical constant splitters): Use const_int_operand predicate.
2169 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2170 HOST_BITS_PER_WIDE_INT < 64.
2172 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2174 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2175 gcc_unreachable as appropriate.
2176 (force_mode, emit_move_sequence, singlemove_string,
2177 output_move_double, output_fp_move_double, find_addr_reg,
2178 output_block_move, output_block_clear, output_and,
2179 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2180 pa_adjust_cost, pa_issue_rate, print_operand,
2181 output_global_address, output_arg_descriptor, output_cbranch,
2182 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2183 output_call): Likewise.
2184 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2185 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2187 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2189 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2190 _gcov_pow2_profiler and _gcov_one_value_profiler.
2191 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2192 (GTFILES): Add $(srcdir)/tree-profile.c.
2193 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2194 __gcov_one_value_profiler): Declare.
2195 * gimplify.c (force_gimple_operand): Check whether the statements
2196 should be produced in ssa form.
2197 (force_gimple_operand_bsi): New function.
2198 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2199 __gcov_one_value_profiler): New functions.
2200 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2201 the profiled value is a power of two or not.
2202 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2203 * tree-flow.h (in_ssa_p): Declare.
2204 (force_gimple_operand_bsi): Declare.
2205 * tree-into-ssa.c (in_ssa_p): New variable.
2206 (rewrite_into_ssa): Set in_ssa_p.
2207 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2208 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2209 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2210 tree_one_value_profiler_fn): New variables.
2211 (tree_init_edge_profiler): Initialize the profiler function decls.
2212 (tree_gen_edge_profiler): Use global gcov_type_node.
2213 (prepare_instrumented_value): New function.
2214 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2215 tree_gen_one_value_profiler): Call the library functions instead of
2216 creating instrumentation code.
2217 * tree.c (build_fn_decl): New function.
2218 * tree.h (build_fn_decl): Declare.
2219 * value-prof.c (rtl_divmod_values_to_profile,
2220 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2221 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2222 Do not handle may_be_other and precise values of exponents at pow2
2224 (tree_mod_subtract_transform): Reflect that value field of
2225 histogram has changed meaning.
2226 (tree_divmod_values_to_profile): Record the values correctly.
2227 (tree_values_to_profile): Update comment.
2228 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2230 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2232 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2235 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2237 * config/i386/i386.md (length_immediate): Use gcc_assert or
2238 gcc_unreachable, as appropriate.
2239 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2240 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2241 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2242 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2243 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2244 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2245 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2246 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2247 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2248 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2249 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2250 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2251 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2252 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2253 *prefetch_sse_rex): Likewise.
2254 * config/i386/predicates.md (x86_64_immediate_operand,
2255 x86_64_zext_immediate_operand, symbolic_operand,
2256 no_seg_address_operand, aligned_operand,
2257 memory_displacement_operand): Likewise.
2258 * config/i386/sse.md (*mov<mode>_internal,
2259 *movv2df_internal): Likewise.
2261 2005-04-22 Jan Hubicka <jh@suse.cz>
2263 * Makefile.in (ipa.o, ipa-inline.o): New files.
2264 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2265 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2266 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2267 * cgraphunit.c (cgraph_default_inline_p,
2268 cgraph_decide_inlining_incrementally, ncalls_inlined,
2269 nfunctions_inlined, initial_insns, overall_insns,
2270 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2271 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2272 cgraph_mark_inline, cgraph_check_inline_limits,
2273 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2274 update_callee_keys, lookup_recursive_calls,
2275 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2276 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2277 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2278 pass_ipa_inline): Move to ipa-inline.c
2279 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2281 * ipa-inline.c: New file.
2283 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2285 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2286 is turned off by default on Solaris.
2288 2005-04-21 Roger Sayle <roger@eyesopen.com>
2290 * c-common.h (objc_build_method_signature): Update prototype.
2291 * stub-objc.c (objc_build_method_signature): Update the stub
2292 implementation to accept and ignore additional parameter.
2293 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2294 the value of ellipsis to objc_build_method_signature instead
2295 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2297 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2299 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2300 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2301 gen_rtx_* not gen_rtx_fmt_*.
2302 (rs6000_emit_vector_select): Likewise.
2303 (rs6000_emit_sync): New.
2304 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2305 (larx, stcx, cmp): New mode substitutions.
2306 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2307 UNSPEC_ISYNC): New constants.
2308 (rlwinm): Give name.
2309 (memory_barrier, isync, lwsync): New insns.
2310 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2311 (sync_lock_release<mode>): New expander.
2312 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2313 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2314 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2315 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2316 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2317 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2318 (sync_add<mode>_internal, sync_addshort_internal,
2319 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2320 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2321 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2323 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2324 is the memory before, not after, the operation. Clarify
2325 barrier requirements.
2327 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2329 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2330 * lambda.h (lambda_vector_min_nz): Likewise.
2331 * langhooks.h (struct lang_hooks_for_types,
2332 struct lang_hooks): Likewise.
2333 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2336 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2338 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2339 comments to avoid 'abort'. Use gcc_assert as necessary.
2340 * opts.c (common_handle_option): Likewise.
2341 * pretty-print.c (pp_base_format_text): Likewise.
2342 * print-rtl.c (print_rtx): Likewise.
2343 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2344 * regmove.c (try_auto_increment): Likewise.
2345 * reload.c (find_valid_class, find_reloads_toplev,
2346 find_equiv_reg): Likewise.
2347 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2348 merge_assigned_reloads): Likewise.
2349 * tree-inline.c (inline_forbidden_p_1,
2350 estimate_num_insns_1): Likewise.
2351 * tree-optimize.c (execute_todo): Likewise.
2352 * tree-outof-ssa.c (eliminate_phi): Likewise.
2353 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2354 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2355 * tree-ssa-operands.c (parse_ssa_operands,
2356 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2357 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2358 * tree-ssanames.c (release_ssa_name): Likewise.
2359 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2360 walk_tree): Likewise.
2362 * tree-ssa-operands.c (verify_abort): Fold into ..
2363 (verify_imm_links): ... here.
2365 2005-04-21 Richard Henderson <rth@redhat.com>
2367 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2368 on non-memory operand for previous inversion.
2370 2005-04-21 Devang Patel <dpatel@apple.com>
2372 PR optimization/20994
2373 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2374 x = !(a == b) : p , q;.
2375 (pass_if_conversion): Verify stmts and flow.
2377 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2379 * optabs.c (gen_conditional_trap): Restore #define.
2381 * alias.c (true_dependence): Remove 'abort' from comments. Use
2382 gcc_assert and gcc_unreachable as appropriate.
2383 (canon_true_dependence): Likewise.
2384 * bb-reorder.c (connect_traces): Likewise.
2385 * c-common.c (c_add_case_label): Likewise.
2386 * c-decl.c (finish_function): Likewise.
2387 * caller-save.c (insert_restore, insert_save): Likewise.
2388 * cfg.c (update_bb_profile_for_threading): Likewise.
2389 * cfganal.c (flow_active_insn_p): Likewise.
2390 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2391 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2392 cfg_layout_merge_blocks): Likewise.
2393 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2394 find_if_block): Likewise.
2395 * integrate.c (allocate_initial_values): Likewise.
2396 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2397 swap_condition, unsigned_condition, signed_condition,
2398 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2399 reg_or_subregno): Likewise.
2400 * lambda-code.c (lambda_compute_auxillary_space,
2401 lambda_transform_legal_p): Likewise.
2402 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2403 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2404 lhd_incomplete_type_error, lhd_expand_expr,
2405 lhd_types_compatible_p, lhd_tree_size): Likewise.
2406 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2407 * local-alloc.c (update_equiv_regs): Likewise.
2408 * loop-unroll.c (peel_loop_completely
2409 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2410 peel_loop_simple, unroll_loop_stupid,
2411 analyze_iv_to_split_insn): Likewise.
2412 * loop.c (gen_prefetch, find_and_verify_loops,
2413 basic_induction_var): Likewise.
2414 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2415 * value-prof.c (tree_find_values_to_profile): Likewise.
2416 * varasm.c (named_section, default_assemble_integer,
2417 decode_addr_const): Likewise.
2419 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2420 Fariborz Jahanian <fjahanian@apple.com>
2422 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2423 portion of argument passed in fpr.
2424 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2425 decide on partial argument save on stack.
2427 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2429 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2432 2005-04-21 Jan Hubicka <jh@suse.cz>
2434 * cgraphunit.c: Include tree-pass.h
2435 (cgraph_decide_recursive_inlining,
2436 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2437 cgraph_decide_inlining): Dump goes to dump_file.
2438 (cgraph_optimize): Call ipa passes instead of inliner.
2439 (cgraph_gate_inlining, pass_ipa_inline): New.
2440 * tree-optimize.c (all_ipa_passes): New static variable.
2441 (register_one_dump_file): Dead with IPA passes.
2442 (register_dump_files): Likewise.
2443 (init_tree_optimization_passes): Initialize IPA passes.
2444 (execute_todo): Do cgraph dump when asked to, do not dump function body
2446 * tree-pass.h (TODO_dump_cgraph): New macro.
2447 (ipa_passes): Declare.
2448 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2450 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2452 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2453 gcc_assert instead of abort.
2454 (classify_argument, examine_argument, construct_container,
2455 contains_128bit_aligned_vector_p, ix86_check_movabs,
2456 standard_80387_constant_opcode, standard_80387_constant_rtx,
2457 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2458 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2459 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2460 legitimize_tls_address, output_pic_addr_const,
2461 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2462 get_some_local_dynamic_name, print_operand, print_operand_address,
2463 output_387_binary_op, emit_i387_cw_initialization,
2464 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2465 ix86_expand_clear, ix86_expand_binary_operator,
2466 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2467 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2468 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2469 ix86_expand_branch, ix86_expand_setcc,
2470 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2471 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2472 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2473 memory_address_length, ix86_attr_length_immediate_default,
2474 ix86_attr_length_address_default, ix86_agi_dependant,
2475 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2476 ix86_expand_binop_builtin, ix86_force_to_memory,
2477 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2478 x86_emit_floatuns): Likewise.
2479 * config/i386/netware.c (gen_regparm_prefix,
2480 i386_nlm_strip_name_encoding): Likewise.
2481 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2483 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2485 * optabs.c (gen_condiational_trap): Remove #define.
2486 (add_equal_note): Assertify. Remove explicit indirection from
2487 call via function pointer.
2488 (expand_ternary_op, expand_simple_binop, expand_binop,
2489 expand_twoval_unop, expand_twoval_binop,
2490 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2491 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2492 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2493 prepare_float_lib_cmp, emit_conditional_move,
2494 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2495 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2496 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2497 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2499 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2501 * vec.h: Update API to separate allocation mechanism from type.
2502 (VEC_safe_grow): New.
2503 * vec.c (calculate_allocation): New.
2504 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2505 (vec_gc_free, vec_heap_free): Remove.
2506 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2508 (mangle_macro_name): New.
2509 (struct macro_def): New.
2510 (struct macro): Add multiple argument values.
2511 (macro_expans_end): New.
2512 (push_macro_expansion): Chain on new macro. Process multiple
2513 args, create follow on expansion. Return follow on argument.
2514 (macro_input): Deal with multiple arguments.
2516 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2517 (struct tree_binfo): Adjust.
2518 * basic-block.h: Define VEC(edge,gc).
2519 (struct edge_def): Adjust.
2520 (struct basic_block_def, struct edge_iterator): Likewise.
2521 (ei_container, ei_start_1, ei_last_1): Likewise.
2522 * cfg.c (connect_src, connect_dest): Likewise.
2523 * cfgrtl.c (force_nonfallthru_and_redirect)
2524 * dbxout.c (dbxout_type)
2525 * dwarf2out.c (gen_member_die)
2526 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2527 (gcc_tree_to_linear_expression): Adjust.
2528 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2529 lbv_to_gcc_expression, lle_to_gcc_expression,
2530 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2531 perfect_nestify): Likewise.
2532 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2533 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2534 * profile.c (instrument_values): Adjust.
2535 * tree-cfg.c (modified_noreturn_calls): Adjust.
2536 (remove_fallthru_edge): Likewise.
2537 * tree-dump.c (dequeue_and_dump): Adjust.
2538 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2539 * tree-flow.h (modified_noreturn_calls): Adjust.
2540 (tree_on_heap): Remove. (yay!)
2541 (register_new_def): Adjust.
2542 * tree-into-ssa.c: Define VEC(int,heap).
2543 (block_defs_stack): Adjust.
2544 (find_idf, insert_phi_nodes, register_new_def,
2545 rewrite_initialize_block, rewrite_finalize_block,
2546 register_new_update_single, rewrite_update_init_block,
2547 rewrite_update_fini_block, rewrite_blocks,
2548 ssa_rewrite_finalize_block, ssa_register_new_def,
2549 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2550 * tree-loop-linear.c (linear_transform_loops): Adjust.
2551 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2552 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2553 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2554 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2555 vrp_variables_stack): Adjust declarations.
2556 (tree_ssa_dominator_optimize): Adjust.
2557 (dom_opt_initialize_block, remove_local_expressions_from_table,
2558 restore_nonzero_vars_to_original_value,
2559 restore_vars_to_original_value,
2560 restore_currdefs_to_original_value, dom_opt_finalize_block,
2561 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2562 optimize_stmt, update_rhs_and_lookup_avail_expr,
2563 lookup_avail_expr, record_range): Likewise.
2564 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2565 (compute_antic_aux): Adjust.
2566 (inserted_exprs, create_expression_by_pieces,
2567 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2568 remove_dead_inserted_code, fini_pre): Likewise.
2569 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2570 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2571 ssa_prop_init): Likewise.
2572 * tree-ssa.c: Define VEC(bitmap,heap).
2573 (verify_name_tags): Adjust.
2574 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2575 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2576 tree_divmod_values_to_profile, tree_find_values_to_profile,
2577 value_profile_transformations): Likewise.
2578 * value-prof.h: Define VEC(histogram_value,heap).
2579 * varasm.c: Remove alias_pair pointer typedef, define
2581 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2583 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2584 not a pointer to it. Create an object vector.
2585 (extern_symbols): Turn into an object vector.
2586 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2588 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2591 * Makefile.in (tree-chrec.o): Depend on params.h.
2592 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2594 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2595 and fold build with fold_buildN.
2596 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2597 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2598 (tree_contains_chrecs): Compute an estimation of the size of the
2600 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2601 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2602 * tree-scalar-evolution.c (simple_iv): Ditto.
2603 * doc/invoke.texi (scev-max-expr-size): Documented.
2605 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2607 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2608 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2609 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2610 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2611 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2612 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2613 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2614 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2615 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2616 (darwin_fix_and_continue_switch): Delete.
2617 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2618 (SUBTARGET_SWITCHES): Delete.
2619 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2620 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2621 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2622 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2623 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2624 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2625 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2626 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2627 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2628 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2629 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2630 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2631 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2632 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2633 (TARGET_64BIT): Undef before redefining.
2634 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2635 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2636 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2637 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2638 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2639 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2640 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2641 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2642 (ix86_debug_arg_string, ix86_debug_addr_string)
2643 (ix86_align_loops_string, ix86_align_jumps_string)
2644 (ix86_align_funcs_string): Delete.
2645 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2646 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2647 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2648 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2649 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2650 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2651 (SUBTARGET_SWITCHES): Delete.
2652 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2653 (ix86_debug_addr_string): Delete.
2654 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2655 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2656 (ix86_align_loops_string, ix86_align_jumps_string)
2657 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2658 (ix86_align_funcs_string): Make static.
2659 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2660 (ix86_handle_option): New function.
2661 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2662 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2663 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2664 of darwin_fix_and_continue_switch.
2665 (darwin_one_byte_bool): Delete.
2666 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2667 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2668 to darwin_one_byte_bool.
2669 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2670 * config/i386/djgpp.opt, config/i386/i386.opt,
2671 * config/i386/sco5.opt: New files.
2673 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2675 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2676 fp_zero_operand, fp_register_operand, intreg_operand,
2677 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2678 call_operand, call_operand_address, tgd_symbolic_operand,
2679 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2680 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2681 sp64_medium_pic_operand, data_segment_operand,
2682 text_segment_operand, splittable_symbolic_memory_operand,
2683 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2684 eq_or_neq, normal_comp_operator, noov_compare_op,
2685 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2686 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2687 const64_operand, const64_high_operand, arith11_operand,
2688 arith10_operand, arith_double_operand, arith_double_4096_operand,
2689 arith_double_add_operand, arith11_double_operand,
2690 arith10_double_operand, small_int, small_int_or_double,
2691 uns_small_int, uns_arith_operand, clobbered_register,
2692 input_operand, compare_operand): Delete.
2693 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2694 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2695 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2696 (GEN_HIGHINT64, GEN_INT64): Delete.
2697 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2698 gen_safe_XOR64): Adjust for above deletion.
2699 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2700 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2701 (legitimate_constant_p): Use const_zero_operand instead.
2702 (sparc_extra_constraint_check): Likewise.
2703 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2704 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2705 (PREDICATE_CODES): Delete.
2706 * config/sparc/sparc.md: Include predicates.md.
2707 (All patterns): Adjust for new predicate names.
2708 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2709 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2710 (movdi): Use general_operand predicate.
2711 (movdi_sp64_dbl): Delete.
2712 (movdi_const64_special): Add 'N' constraint.
2713 (movdicc): Use arith10_operand predicate.
2714 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2715 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2716 (movdi_cc_reg_sp64_trunc): Delete.
2717 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2718 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2719 (subdi3_sp32): Delete.
2720 (subdi3_insn_sp32): Change to define_insn_and_split.
2721 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2722 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2723 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2724 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2725 small_int_operand predicate.
2726 (divdi3, udivdi3): Use arith_operand predicate.
2727 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2728 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2729 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2730 (xordi3_sp64_dbl): Delete.
2731 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2732 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2733 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2734 cmp_ccx_set_not): Use arith_operand predicate.
2735 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2736 * config/sparc/predicates.md: New file.
2738 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2740 PR tree-optimization/14846
2741 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2743 (fold_single_bit_test): ... here.
2744 (fold_binary): Call fold_single_bit_test_into_sign_test
2745 instead of fold_single_bit_test.
2747 2005-04-20 James E Wilson <wilson@specifixinc.com>
2750 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2751 is another declaration.
2753 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2755 * config/cris/predicates.md: New file.
2756 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2757 (cris_movem_load_rest_p): Declare.
2758 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2759 (cris_movem_load_rest_p): Ditto. Globalize.
2760 (cris_bdap_operand, cris_bdap_biap_operand,
2761 cris_orthogonal_operator, cris_commutative_orth_op,
2762 cris_operand_extend_operator,
2763 cris_additive_operand_extend_operator, cris_extend_operator,
2764 cris_plus_or_bound_operator, cris_mem_op,
2765 cris_general_operand_or_symbol,
2766 cris_general_operand_or_gotless_symbol,
2767 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2768 cris_load_multiple_op): Remove predicate functions.
2769 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2770 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2771 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2772 * config/cris/cris.md: Include predicates.md.
2773 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2775 2005-04-20 Ian Lance Taylor <ian@airs.com>
2777 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2778 * c-common.h (STMT_EXPR_STMT): Don't define.
2779 (STMT_EXPR_NO_SCOPE): Don't define.
2780 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2781 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2782 (pp_c_expression): Likewise.
2784 2005-04-20 Richard Henderson <rth@redhat.com>
2787 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2789 2005-04-20 Jeff Law <law@redhat.com>
2791 * reload1.c (reload): Ignore equivalences between pseudos and
2794 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2797 * c-tree.h (struct c_label_list): Update comment.
2798 (struct c_label_context): Rename to struct c_label_context_se.
2799 (label_context_stack): Rename to label_context_stack_se.
2800 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2801 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2802 c_end_vm_scope): New.
2803 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2804 * c-decl.c (pop_scope): Call c_end_vm_scope.
2805 (pushdecl): Call c_begin_vm_scope for variably modified
2807 (define_label): Check for jumping into scope of identifier with
2808 variably modified type. Push label on stack for those defined at
2809 current context of identifiers with variably modified type.
2810 (start_function): Create stack level for context of identifiers
2811 with variably modified type.
2812 (finish_function): Pop stack level for context of identifiers with
2813 variably modified type.
2814 * c-typeck.c (label_context_stack): Rename to
2815 label_context_stack_se.
2816 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2817 (c_finish_goto_label): Check for jumping into scope of identifier
2818 with variably modified type. Push label on stack for those jumped
2819 to from current context of identifiers with variably modified
2821 (struct c_switch): Add blocked_vm.
2822 (c_start_case): Initialize blocked_vm.
2823 (do_case): Check blocked_vm.
2824 (c_finish_case): Add comment.
2825 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2826 variable label_context_stack.
2828 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2830 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2831 conditional_replacement, value_replacement, abs_replacement,
2833 (replace_phi_edge_with_variable): Remove argument BB.
2834 (conditional_replacement, value_replacement,
2835 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2836 Update a call to replace_phi_edge_with_variable.
2838 * tree-ssa-phiopt.c: Fix comments.
2840 2005-04-20 Michael Matz <matz@suse.de>
2843 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2846 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2848 * tree-ssa-phiopt.c: Fix comment typos.
2850 PR tree-optimization/21116
2851 * tree-ssa-phiopt.c: Fix a typo.
2853 2005-04-19 Richard Henderson <rth@redhat.com>
2855 * builtins.c (expand_builtin_sync_operation): Revert last change.
2856 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2858 (expand_compare_and_swap_loop): Likewise.
2859 (expand_sync_operation): Remove fallback from NAND to AND; invert
2860 memory operand when expanding from cmpxchg.
2861 (expand_sync_fetch_operation): Likewise.
2862 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2865 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2866 when implementing NAND. Fix double-add for AFTER.
2867 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2868 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2869 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2871 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2874 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2875 to return old memory value.
2876 (sync_compare_and_swap_cc<IMODE>): Likewise.
2878 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2879 return pre-reload. Don't consider output or anti dependencies.
2880 * config/ia64/sync.md (IMODE): New.
2881 (modesuffix): Add QI and HI.
2882 (memory_barrier): Simplify expansion.
2883 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2884 (cmpxchg_acq_<IMODE>): Likewise.
2885 (sync_lock_test_and_set<IMODE>): Likewise.
2886 (sync_lock_release<IMODE>): Likewise.
2888 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2890 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2893 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2895 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2897 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2898 Joseph S. Myers <joseph@codesourcery.com>
2900 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2901 * c-typeck.c (build_c_cast): Check these options.
2902 * doc/invoke.texi: Document these options.
2904 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2906 * tree-ssa-phiopt.c: Update a comment about the pass.
2908 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2910 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2911 config/mcore/mcore.c: Fix comment typos.
2913 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2915 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2916 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2918 2005-04-19 Paul Brook <paul@codesourcery.com>
2920 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2922 2005-04-19 Andrew Haley <aph@redhat.com>
2925 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2926 looking at a field's bitpos.
2928 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2930 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2931 libiberty functions.
2933 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2935 PR tree-optimization/21096
2936 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2938 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2941 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2942 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2944 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2946 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2947 refers to the function being dumped.
2949 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2951 * varasm.c (assemble_start_function): Remove reset of in_section.
2953 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2955 PR tree-optimization/21085
2956 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2959 2005-04-19 Ben Elliston <bje@au.ibm.com>
2961 * doc/invoke.texi (Optimize Options): Refer to the correct
2962 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2964 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2966 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2967 alloca argument to be big enough.
2969 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2972 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2975 2005-04-18 Tom Tromey <tromey@redhat.com>
2977 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2980 2005-04-18 Richard Henderson <rth@redhat.com>
2982 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2983 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2984 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2985 * config/alpha/alpha-protos.h: Update.
2986 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2987 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2988 (attr type): Add ld_l, st_c, mb.
2989 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2990 iornotsi3, xorsi_internal, xornotsi3): New.
2991 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2992 (ev4_ist_c, ev4_mb): New.
2993 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2995 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2996 (ev6_ist): Add st_c.
2998 * config/alpha/sync.md: New file.
3000 2005-04-18 Richard Henderson <rth@redhat.com>
3002 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3005 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3007 2005-04-18 Devang Patel <dpatel@apple.com>
3009 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3011 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3013 PR tree-optimization/20922
3014 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3015 Fold X + c >= X and fold X - c <= X to true.
3017 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3019 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3021 (emergency_labeled_state_free): Likewise.
3023 2005-04-18 Nick Clifton <nickc@redhat.com>
3025 * config/h8300/h8300.md (jump): Remove prescan parameter from
3026 calls to final_scan_insn.
3028 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3029 parameter from calls to final_scan_insn.
3031 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3033 (v850e, v850e1): Use the v850.opt file for target specific
3036 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3038 PR tree-optimization/21001
3039 * tree-optimize.c (init_tree_optimization_passes): Move the
3040 first pass_forwprop immediately before pass_vrp.
3042 2005-04-17 Ian Lance Taylor <ian@airs.com>
3044 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3045 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3046 from enum tree_code op to bool is_sizeof.
3047 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3048 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3049 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3051 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3053 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3056 2005-04-17 Ian Lance Taylor <ian@airs.com>
3058 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3060 2005-04-17 Richard Henderson <rth@redhat.com>
3062 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3064 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3065 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3066 of indirection through ssa names while looking for the gpr counter
3068 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3069 saved va_list_gpr_size and va_list_fpr_size.
3071 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3073 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3074 both pointers or both integers.
3076 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3077 ASSERT_EXPRs for single-use variable.
3079 * tree-into-ssa.c: Fix a comment typo.
3081 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3083 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3084 -mipsN before forcing a default of -mips2.
3086 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3088 * predict.h (IS_TAKEN): Remove.
3089 * rtl.h (NOTE_PREDICTION): Likewise.
3091 * modulo-sched.c (CFG_HOOKS): Remove.
3093 * c-parser.c (N_C_TTYPES): Remove.
3095 * tree-flow-inline.h (get_stmt_operands): Remove.
3096 * lambda-code.c, tree-ssa-loop-unswitch.c,
3097 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3098 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3099 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3100 calls to get_stmt_operands.
3101 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3103 2005-04-17 Richard Henderson <rth@redhat.com>
3106 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3107 of CUMULATIVE_ARGS past the last named argument.
3108 (alpha_va_start): Expect pretend_args_size only if strictly less than
3111 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3114 * builtins.c (expand_builtin_strcat): Convert the result of
3115 strlen to the right type.
3116 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3117 avoid creating type mismatches.
3118 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3121 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3123 2005-04-16 Richard Henderson <rth@redhat.com>
3126 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3127 Use the mode of boolean_type_node when the user doesn't provide one.
3128 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3130 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3133 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3136 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3139 2005-04-16 Roger Sayle <roger@eyesopen.com>
3140 Steven Bosscher <stevenb@suse.de>
3142 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3143 (fold_unary_to_constant): Likewise.
3145 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3147 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3150 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3152 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3153 names related to target triplets.
3154 Remove i?86-*-esix from platform directory.
3155 Remove powerpc-*-eabiaix from platform directory.
3157 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3160 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3161 falling through from SUBREG case to REG.
3163 2005-04-15 Roger Sayle <roger@eyesopen.com>
3165 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3166 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3167 (fold_binary_to_constant): Simplify using fold_binary.
3168 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3170 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3172 * gthr-posix.c (pthread_cancel): Define.
3173 (pthread_mutexattr_init): Likewise.
3174 (pthread_mutexattr_settype): Likewise.
3175 (pthread_mutexattr_destroy): Likewise.
3177 2005-04-15 David S. Miller <davem@davemloft.net>
3180 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3182 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3184 PR tree-optimization/21031
3185 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3186 (forward_propagate_into_cond_1): Call it. Forward propagate
3187 integer-integer casts into COND_EXPRs.
3189 2005-04-15 Dave Korn <dave.korn@artimi.com>
3191 * gcc.c (default_compilers): Clarify obscure error message when
3192 reading from standard input.
3194 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3196 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3197 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3199 * tree-ssa-alias.c (init_alias_info): Remove a call to
3202 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3204 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3205 of non-virtual PHI nodes like we use to.
3207 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3209 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3210 (attr_copy_rtx): Do not use it.
3212 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3214 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3216 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3218 * tree-vect-transform.c (vectorizable_store): Mark necessary
3219 objects in the vectorized store needing renaming. Update the
3220 SSA graph for V_MAY_DEF operands in the original store.
3222 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3224 * tree-ssa-pre.c (compute_avail): It's okay to have
3225 TREE_INVARIANT's here, and value number the resulting expressions.
3226 (create_expression_by_pieces): Make sure operands that were
3227 min_invariant when we started, stay that way.
3229 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3231 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3233 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3235 PR tree-optimization/20936.
3236 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3238 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3240 * doc/invoke.texi: Fix typos.
3241 * doc/md.texi: Likewise.
3242 * doc/rtl.texi: Likewise.
3243 * doc/sourcebuild.texi: Likewise.
3244 * doc/tm.texi: Likewise.
3246 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3248 PR tree-optimization/21004
3249 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3250 and floorl in c99 mode only.
3251 * builtins.c (expand_builtin_int_roundingfn): Assert that
3252 fallback_fndecl is not NULL_TREE.
3254 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3256 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3257 * basic-block.h: Update the prototype for
3258 purge_all_dead_edges.
3259 * cfgexpand.c (tree_expand_cfg): Update a call to
3260 purge_all_dead_edges.
3261 * combine.c (combine_instructions): Likewise.
3262 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3263 rest_of_handle_cse2, rest_of_handle_gcse,
3264 rest_of_handle_postreload): likewise.
3266 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3269 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3270 e.g. cv-qualification conversions.
3272 2005-04-14 Mike Stump <mrs@apple.com>
3274 * config/darwin-c.c (framework_construct_pathname): We must
3275 find all headers of a framework in the first instance of it
3276 found in the seach path.
3278 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3280 PR tree-optimization/21021
3281 * tree-vrp.c (compare_values): Work around a bug in the front
3282 end that produces a comparison of mismatched types.
3284 2004-04-14 Richard Henderson <rth@redhat.com>
3286 * config/ia64/ia64.h (enum fetchop_code): Remove.
3287 (enum ia64_builtins): Move ...
3288 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3289 members except BSP and FLUSHRS.
3290 (ia64_init_builtins): Remove __sync builtins.
3291 (ia64_expand_builtin): Likewise.
3292 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3293 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3294 (ia64_expand_lock_release): Remove.
3295 * config/ia64/ia64.md (mf): Move to sync.md.
3296 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3297 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3298 * config/ia64/sync.md: New file.
3299 (memory_barrier): Rename from mf.
3300 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3301 (cmpxchg_acq_<I48MODE>): Likewise.
3302 (sync_lock_test_and_set<I48MODE>): Likewise.
3304 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3305 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3307 2004-04-14 Richard Henderson <rth@redhat.com>
3309 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3310 (ix86_compare_emitted): New.
3311 (ix86_expand_compare): Use ix86_compare_emitted if set.
3312 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3313 and ix86_compare_op0 are set.
3314 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3315 (TARGET_CMPXCHG, TARGET_XADD): New.
3316 (ix86_compare_emitted): Declare.
3317 * config/i386/i386.md: Include sync.md
3318 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3319 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3320 * config/i386/sync.md: New file.
3322 2004-04-14 Richard Henderson <rth@redhat.com>
3325 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3326 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3327 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3328 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3329 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3330 BT_FN_I8_VPTR_I8_I8): New.
3331 * builtins.def (DEF_SYNC_BUILTIN): New.
3332 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3333 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3334 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3335 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3336 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3337 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3338 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3339 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3340 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3341 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3342 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3343 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3344 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3345 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3346 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3347 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3348 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3349 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3350 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3351 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3352 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3353 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3354 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3355 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3356 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3357 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3358 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3359 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3360 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3361 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3362 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3363 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3364 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3365 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3366 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3367 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3368 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3369 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3370 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3371 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3372 BUILT_IN_SYNCHRONIZE: New.
3373 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3374 as a function. Accept __sync_ as a prefix as well.
3375 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3376 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3377 expand_builtin_lock_release): New.
3378 (expand_builtin): Call them.
3379 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3380 neither BOTH_P nor FALLBACK_P are defined.
3381 (builtin_type_for_size): New.
3382 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3383 (resolve_overloaded_builtin): New.
3384 * c-common.h (resolve_overloaded_builtin): Declare.
3385 (builtin_type_for_size): Declare.
3386 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3387 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3388 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3389 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3390 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3391 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3392 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3393 sync_compare_and_swap_cc, sync_lock_test_and_set,
3394 sync_lock_release): New.
3395 * optabs.h: Declare them.
3396 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3397 expand_sync_operation, expand_sync_fetch_operation,
3398 expand_sync_lock_test_and_set): Declare.
3399 * genopinit.c (optabs): Add sync optabs.
3400 * optabs.c (init_optabs): Initialize sync optabs.
3401 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3402 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3403 expand_sync_operation, expand_sync_fetch_operation,
3404 expand_sync_lock_test_and_set): New.
3405 * doc/extend.texi (Atomic Builtins): New section
3406 * doc/md.texi (Standard Names): Add sync patterns.
3408 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3410 * tree-eh.c (lower_try_finally_copy): Generate new code in
3411 response to goto_queue entries as if the queue was sorted by
3412 index, not pointers.
3413 (lower_try_finally_switch): Likewise.
3415 2005-04-14 Richard Henderson <rth@redhat.com>
3417 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3418 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3420 (ix86_expand_fp_movcc): Update to match.
3421 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3422 * config/i386/i386-protos.h: Update.
3423 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3424 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3426 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3428 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3431 2005-04-14 Julian Brown <julian@codesourcery.com>
3433 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3434 link failures on ppc64 Linux.
3436 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3438 * config.gcc: Set cpu_type for s390.
3440 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3442 Fix PR tree-optimization/20963
3443 * tree-ssa-pre.c (compute_avail): Remove special case for
3445 (create_expression_by_pieces): Add value numbers for forced out
3448 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3450 * config/cris/cris.md: Replace references to (reg:SI 16) with
3451 (reg:SI CRIS_SRP_REGNUM).
3453 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3455 PR tree-optimization/20657
3456 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3457 create an appropriate range from it.
3459 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3461 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3462 <UNSPEC_FIST_CEIL> case.
3464 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3465 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3466 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3467 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3468 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3469 (lfloor<mode>2): New expanders.
3470 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3471 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3472 to implement lceil and llceil built-ins as x87 intrinsic function.
3473 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3474 (lceil<mode>2): New expanders.
3476 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3478 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3479 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3481 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3484 * config/s390/s390-modes.def: Define TFmode.
3486 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3488 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3489 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3490 * config/mips/mips.c (mips16_insn_length): Remove reference to
3491 JUMP_TABLES_IN_TEXT_SECTION.
3493 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3495 * simplify-rtx.c (simplify_binary_operation_1): Return
3496 scalar or vector of constant 0, depending on the xor's
3499 2005-04-13 Dale Johannesen <dalej@apple.com>
3501 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3502 (objc-act.o): Ditto.
3503 * objc/objc-act.c (objc_gimplify_expr): New.
3504 (objc_get_callee_fndecl): New.
3505 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3506 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3507 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3509 2005-04-13 Devang Patel <dpatel@apple.com>
3511 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3514 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3516 CRIS prologue as RTL.
3517 * config/cris/cris-protos.h (cris_emit_movem_store)
3518 (cris_expand_prologue): Prototype.
3519 * config/cris/cris.c (struct machine_function): New member
3521 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3522 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3523 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3524 (cris_load_multiple_op, cris_return_address_on_stack)
3525 (cris_return_address_on_stack_for_return): ISO-Cify.
3526 (cris_store_multiple_op): New predicate function.
3527 (cris_expand_prologue, cris_emit_movem_store): New functions.
3528 (cris_print_operand) <case 'O'>: Handle modifications other than
3530 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3531 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3532 (cris_gen_movem_load): Rearrange slightly to make local variable
3533 src a parameter, removing osrc.
3534 (cris_setup_incoming_varargs): Set machine_function member
3535 stdarg_regs to correspond to the number of registers that need to
3537 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3539 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3540 cris_general_operand_or_gotless_symbol accept UNSPEC.
3541 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3542 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3543 ("*cris_store_multiple"): New pattern. Tweak common comment above
3544 this and "*cris_load_multiple".
3545 ("prologue"): New define_expand.
3547 * config/cris/cris.md ("epilogue"): Conditionalize on
3548 TARGET_PROLOGUE_EPILOGUE.
3550 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3553 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3554 fpsr 0 instead of fpsr 1.
3555 (divsf3_internal_thr): Ditto.
3556 (divdf3_internal_lat): Ditto.
3557 (divdf3_internal_thr): Ditto.
3558 (divxf3_internal_lat): Ditto.
3559 (divxf3_internal_thr): Ditto.
3561 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3563 PR tree-optimization/20913
3564 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3566 PR tree-optimization/20702
3567 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3568 dominator children that haven't been walked into.
3570 2005-04-13 Julian Brown <julian@codesourcery.com>
3572 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3573 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3576 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3578 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3579 config/i386/sse.md: Fix comment typos.
3581 * genattrtab.c (NULL_ATTR): Remove.
3582 * ifcvt.c (NULL_EDGE): Likewise.
3584 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3586 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3587 NOTE_PREDICT): Remove.
3589 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3591 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3592 * configure: Regenerate.
3593 * config.in: Likewise.
3594 * system.h: Declare vsnprintf if not already declared.
3596 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3598 * optc-gen.awk: Handle stand-alone Mask records.
3599 * opth-gen.awk: Likewise.
3600 * doc/options.texi (Option file format): Document them.
3601 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3602 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3603 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3604 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3605 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3606 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3607 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3608 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3609 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3610 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3611 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3612 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3613 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3614 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3615 TARGET_LONG_DOUBLE_128): Likewise.
3616 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3617 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3618 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3619 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3620 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3621 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3622 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3623 * config/sparc/sparc.c (fpu_option_set): New global.
3624 (sparc_handle_option): New function.
3625 (sparc_override_options): Test fpu_option_set.
3626 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3627 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3628 * config/sparc/sparc.opt: New file.
3629 * config/sparc/little-endian.opt: Likewise.
3630 * config/sparc/long-double-switch.opt: Likewise.
3632 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3634 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3635 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3636 * config/bfin/bfin.opt (mshared-library-id=): Lose
3637 Var(bfin_lib_id_given).
3639 2005-04-13 Matt Thomas <matt@3am-software.com>
3641 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3644 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3646 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3648 * cgraphunit.c (INSNS_PER_CALL): Remove.
3650 * tree-ssa-forwprop.c (vars,
3651 record_single_argument_cond_exprs,
3652 substitute_single_use_vars): Remove.
3653 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3655 (tree_ssa_forward_propagate_single_use_vars): Call
3656 forward_propagate_into_cond for each COND_EXPR.
3658 * tree-inline.c (INSNS_PER_STMT): Remove.
3660 2005-04-12 Richard Henderson <rth@redhat.com>
3662 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3663 (ix86_expand_sse_fp_minmax): ... from ...
3664 (ix86_expand_fp_movcc): ... here.
3665 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3666 * config/i386/i386-protos.h: Update.
3667 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3668 (sse_setccsf, sse_setccdf): Allow before reload.
3669 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3670 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3671 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3672 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3673 (anddf3, nanddf3, iordf3, xordf3): New.
3675 2005-04-12 Jeff Law <law@redhat.com>
3677 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3678 (tree-ssa-uncprop.o): Add dependencies.
3679 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3680 * tree-flow.h (remove_useless_stmts): Remove prototype.
3681 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3682 remove_useless_stmts.
3683 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3684 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3685 * tree-pass.h (pass_uncprop): Declare.
3686 * tree-ssa-uncprop.c: New file.
3688 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3691 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3693 2005-04-12 Caroline Tice <ctice@apple.com>
3695 Temporary fix for partitioning problems.
3696 * passes.c (rest_of_handle_final): Remove code that
3697 frees unlikely_text_section_name,
3698 * varasm.c (assemble_start_function): Test for partitioning
3699 flag before writing out section labels.
3700 (assemble_end_function): Test for partitioning flag before
3701 writing out section labels.
3703 2005-04-12 Steven Bosscher <stevenb@suse.de>
3704 Stuart Hastings <stuart@apple.com>
3705 Jan Hubicka <jh@suse.cz>
3707 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3708 references to gt-tree-cfg.h.
3709 * basic-block.h (struct basic_block_def): Don't skip rbi
3710 for garbage collection.
3711 (struct reorder_block_def): Make GTY-able.
3712 (struct control_flow_graph): New structure.
3713 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3714 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3715 but instead defines to the control_flow_graph for cfun.
3716 (label_to_block_map): New define, points to the label map of
3717 the control_flow_graph for cfun.
3718 (n_edges_for_function, n_basic_blocks_for_function,
3719 last_basic_block_for_function, basic_block_info_for_function,
3720 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3721 basic_block_info_for_function, label_to_block_map_for_function):
3722 Counterparts for the above, taking a struct function as an extra
3724 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3725 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3726 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3727 (alloc_rbi_pool, free_rbi_pool): Remove.
3728 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3729 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3731 (cfg_layout_finalize) ... and don't free it here.
3732 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3734 * flow.c (free_basic_block_vars): Set label_to_block_map and
3735 n_edges to zero too.
3736 * function.h (struct function): Add cfg field.
3737 * function.c (allocate_struct_function): Allocate the cfg.
3738 * tree-cfg.c (label_to_block_map): Remove.
3739 (build_tree_cfg): Don't allocate the rbi pool here...
3740 (delete_tree_cfg_annotations): ...and don't free it here.
3741 Also don't nullify label_to_block_map for cfun.
3743 2005-04-12 Caroline Tice <ctice@apple.com>
3745 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3746 Revert my patch from April 9.
3747 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3748 (reorder_basic_blocks): Revert my patch from April 9.
3749 (insert_section_boundary_note): Revert my patch from April 9.
3750 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3751 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3752 (COLD_END_LABEL): Revert my patch from April 9.
3753 (cold_text_section_label): Revert my patch from April 9.
3754 (cold_end_label): Revert my patch from April 9.
3755 (dwarf2out_switch_text_section): Revert my patch from April 9.
3756 (output_aranges): Revert my patch from April 9.
3757 (output_ranges): Revert my patch from April 9.
3758 (output_line_info): Revert my patch from April 9.
3759 (add_location_or_const_value_attribute): Revert my patch from April 9.
3760 (dwarf2out_var_location): Revert my patch from April 9.
3761 (dwarf2out_init): Revert my patch from April 9.
3762 (dwarf2out_finish): Revert my patch from April 9.
3763 * function.h (struct function): Revert my patch from April 9.
3764 * opts.c (decode_options): Revert my patch from April 9.
3765 * output.h (unlikely_section_label, hot_section_label,
3766 hot_section_end_label, cold_section_end_label,
3767 unlikely_text_section_name): Revert my patch from April 9.
3768 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3769 * varasm.c (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 (initialize_cold_section_name): Revert my patch from April 9.
3773 (unlikely_text_section): Revert my patch from April 9.
3774 (in_unlikely_text_section): Revert my patch from April 9.
3775 (named_section): Revert my patch from April 9.
3776 (function_section): Revert my patch from April 9.
3777 (current_function_section): Revert my patch from April 9.
3778 (assemble_start_function): Revert my patch from April 9.
3779 (assemble_end_function): Revert my patch from April 9.
3780 (default_section_type_flags_1): Revert my patch from April 9.
3782 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3784 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3785 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3787 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3789 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3792 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3793 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3795 2004-04-12 Richard Henderson <rth@redhat.com>
3797 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3798 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3799 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3800 (UNSPEC_*, UNSPECV_*): Renumber.
3802 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3805 From Richard Henderson <rth@redhat.com>:
3806 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3809 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3811 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3813 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3815 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3816 (bfin_library_id): New variable.
3817 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3818 instead of bfin_library_id_string.
3819 (bfin_handle_option): New function.
3820 (override_options): Remove most code to deal with shared library IDs,
3821 just check they aren't used without -mid-shared-library.
3822 (TARGET_HANDLE_OPTION): Define.
3823 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3824 * config/bfin/bfin.opt (mshared-library-id=): New.
3826 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3828 * tree-vect-transform.c: Fix comment typos.
3830 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3832 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3833 split critical edges when not possible/profitable.
3835 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3837 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3838 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3839 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3840 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3841 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3842 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3843 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3844 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3846 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3847 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3848 * config/ns32k/ns32k.opt: New file.
3850 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3852 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3853 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3854 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3855 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3856 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3857 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3858 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3859 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3860 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3861 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3862 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3863 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3864 (MASK_COLDFIRE): Formatting fixes.
3865 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3866 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3867 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3868 "_current_shared_library_a5_offset_".
3869 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3870 (MASK_ALL_CPU_BITS): New macro.
3871 (m68k_handle_option): New function.
3872 (override_options): Remove handling of m68k_library_id_string.
3873 * config/m68k/m68k.opt: New file.
3874 * config/m68k/ieee.opt: New file.
3876 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3878 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3879 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3880 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3881 (TARGET_CXX): Adjust accordingly.
3882 * target.h (struct gcc_target): Remove epxort_class_data. Add
3883 determine_class_data_visibility and class_data_always_comdat.
3884 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3885 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3886 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3887 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3888 (arm_cxx_determine_class_data_visibility): New.
3889 (arm_cxx_class_data_always_comdat): Likewise.
3890 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3891 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3892 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3893 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3894 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3897 2005-04-11 Devang Patel <dpatel@apple.com>
3899 * tree-data-ref.c (build_classic_dist_vector,
3900 compute_subscript_distance): Make externally visible.
3901 * tree-data-ref.h (build_classic_dist_vector,
3902 compute_subscript_distance): Same.
3903 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3904 Check distance vector against vectorization factor.
3905 (vect_analyze_loop): Determine vectorizaion factor before
3906 analyzing data dependences.
3907 * tree-vectorizer.c (loops_num): Make it externally visible and
3909 * tree-vectorizer.c (vect_loops_num): ... new name.
3910 * tree-vectorizer.h (vect_loops_num): New.
3912 2005-04-11 Devang Patel <dpatel@apple.com>
3914 * tree-vect-analyze.c (vect_analyze_operations): Check
3915 vectorizable codition.
3916 * tree-vect-transform.c (vect_is_simple_cond): New function.
3917 (vectorizable_condition): New function.
3918 (vect_transform_stmt): Handle condition_vec_info_type.
3919 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3920 condition_vec_info_type.
3921 (vectorizable_condition): New.
3923 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3925 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3926 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3927 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3929 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3930 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3932 * dwarf2out.c (output_line_info): Don't try to dereference
3933 a NULL current_function_decl.
3935 * config/t-slibgcc-darwin: Don't put shared libraries in
3936 directories other than $(slibdir).
3937 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3940 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3942 PR tree-optimization/20933
3943 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3944 logic to reject aliases between read-only and writable
3946 (may_alias_p): ... here.
3947 (get_tmt_for): Do not associate read-only tags to pointers
3948 whose pointed-to type is not read-only.
3949 * tree-ssa.c (verify_ssa): Check that memory stores have at
3950 least one V_MAY_DEF or V_MUST_DEF.
3952 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3955 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3956 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3957 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3958 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3960 (fwrite_unlocked): Fix prototype.
3962 * configure, config.in: Regenerate.
3964 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3966 * tree-ssa-loop-im.c: Include real.h.
3967 (determine_invariantness_stmt): If real division divisor is
3968 invariant and flag_unsafe_math_optimizations enabled, generate
3969 invariant reciprocal for hoisting.
3970 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3972 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3974 Fix PR tree-optimization/20926
3976 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3978 2005-04-11 Devang Patel <dpatel@apple.com>
3980 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3983 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3985 * fold-const.c (fold_binary_op_with_conditional_arg):
3986 use fold_buildN instead of "fold (buildN" in some
3988 (fold_unary): Likewise.
3989 (fold_binary): Likewise.
3991 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3993 Fix PR tree-optimization/20612
3994 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3996 (perfect_nestify): preheaderbb is *not* part of loop of the
3999 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4001 * tree-ssa-alias.c (may_alias_p): If the variable
4002 is a global variable and the pointer is parameter
4003 and -fargument-noalias-global is used, then
4004 the pointer cannot alias the variable.
4006 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4008 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4009 * config/sparc/sparc.h: Likewise.
4010 * config/sparc/sparc.md: Likewise.
4012 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4014 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4016 * tree-vrp.c: Fix a comment typo.
4018 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4020 PR tree-optimization/20920
4021 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4022 SSA_NAME flows through an abnormal edge.
4023 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4024 through abnormal edges.
4025 (maybe_add_assert_expr): Likewise.
4027 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4029 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4030 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4031 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4032 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4033 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4034 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4035 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4036 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4037 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4038 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4039 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4040 (TARGET_HANDLE_OPTION): Likewise.
4041 (s390_tune): Initialize to PROCESSOR_max.
4042 (s390_arch_string): Make static.
4043 (s390_tune_string, s390_warn_framesize_string): Delete.
4044 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4045 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4046 (s390_handle_arch_option, s390_handle_option): New functions.
4047 (override_options): Remove parsing of option strings.
4048 * config/s390/s390.opt: New file.
4050 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4052 * tree-complex.c (expand_vector_operations): Call
4053 update_stmt_if_modified.
4055 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4057 * tree-vect-analyze (vect_determine_vectorization_factor):
4058 Do not use GET_MODE_NUNITS.
4059 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4060 (vectorizable_load, vect_transform_loop): Likewise.
4062 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4064 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4065 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4066 * optabs.h (enum optab_index): Add new OTI_lceil.
4067 (lceil_optab): Define corresponding macro.
4068 * optabs.c (init_optabs): Initialize lceil_optab.
4069 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4070 and lceildi2 patterns.
4071 * builtins.c (expand_builtin_int_roundingfn): Handle
4072 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4073 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4074 BUILT_IN_LLCEIL{,F,L}.
4075 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4076 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4077 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4078 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4079 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4080 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4081 into lceil built-in function and (long long int)ceil{,f,l} into
4082 llceil built-in function.
4083 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4086 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4088 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4091 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4093 * config/arm/arm.c: Fix a comment typo.
4094 * doc/tree-ssa.texi: Fix a typo.
4096 2005-04-10 Steven Bosscher <stevenb@suse.de>
4098 * cselib.c (clear_table): Rename to cselib_clear_table.
4099 * cselib.h (cselib_clear_table): Add prototype.
4100 * gcse.c (gcse_main): Make 'f' argument unused.
4101 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4102 of each basic block instead.
4103 (compute_sets, compute_hash_table_work): Likewise.
4104 (constprop_register): Change int 'alter_jumps' argument to bool.
4105 (do_local_cprop): Likewise.
4106 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4107 the insn chain. Explicitly clear the cselib tables after finishing
4108 one basic block. Make sure there are no unterminated libcall blocks.
4109 Update compute_sets call.
4110 (cprop): Walk basic blocks instead of the insn chain.
4111 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4113 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4114 one_cprop_pass calls.
4116 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4118 * combine.c (combine_simplify_rtx): Remove a transformation that
4119 relies on an invalid assumption about rtl sign-extension semantics.
4121 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4123 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4124 to build_int_cst_wide.
4126 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4129 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4130 set the original address pseudo to the correct value before the
4131 original insn, if possible, and leave the insn alone, otherwise
4132 create a new pseudo, set it and replace it in the insn.
4133 * recog.c (validate_change_maybe_volatile): New.
4134 * recog.h (validate_change_maybe_volatile): Declare.
4136 2005-04-09 Caroline Tice <ctice@apple.com>
4138 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4139 Remove targetm.have_named_sections test.
4140 (fix_edges_for_rarely_executed_code): Likewise.
4141 (insert_section_boundary_note): Likewise.
4142 (reorder_basic_blocks): Check partitioning flag before calling
4143 verify_hot_cold_block_grouping.
4144 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4145 the function struct rather than global variables.
4146 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4147 (COLD_END_LABEL): Likewise
4148 (cold_text_section_label): New static global variable.
4149 (cold_end_label): Likewise.
4150 (dwarf2out_switch_text_section): Get hot/cold section labels from
4151 the function struct rather than global variables.
4152 (output_aranges): Use cold_text_section_label and cold_end_label;
4153 check partitioning flag before putting out delta.
4154 (output_ranges): Remove incorrect code attempting to use
4156 (output_line_info): Get cold section label from function struct.
4157 (add_location_or_const_value_attribute): Likewise.
4158 (get_subprogram_die): Get hot/cold section labels from function struct.
4159 (dwarf2out_var_location): Likewise.
4160 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4161 write out cold_text_section_label if partition flag is set.
4162 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4163 * function.h (struct function): Add new fields to point to hot/cold
4164 section labels: hot_section_label, cold_section_label,
4165 hot_section_end_label and cold_section_end_label; also add new field
4166 for cold text section name, unlikely_text_section_name.
4167 * opts.c (decode_options): Turn off partitioning flag if
4168 !targetm.have_named_sections.
4169 * output.h (hot_section_label): Remove.
4170 (hot_section_end_label): Remove.
4171 (cold_section_end_label): Remove.
4172 (unlikely_section_label): Remove.
4173 (unlikely_text_section_name): Remove.
4174 * passes.c (rest_of_handle_final): Remove code that frees
4175 unlikely_text_section_name.
4176 * varasm.c (unlikely_section_label): Remove.
4177 (hot_section_label): Remove.
4178 (hot_section_end_label): Remove.
4179 (cold_section_end_label): Remove.
4180 (unlikely_text_section_name): Remove.
4181 (initialize_cold_section_name): Modify to call
4182 targetm.strip_name_encoding; to store cold section name in current
4183 function struct, if it exists; and to only use the decl_section_name
4184 if flag_named_sections is true.
4185 (unlikely_text_section): Modify to get section name out of current
4186 function struct, if there is one; otherwise build it from
4187 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4188 (in_unlikely_text_section): Likewise.
4189 (named_section): Modify to get/put cold section name in current function
4190 struct, if there is one.
4191 (function_section): Change 'bool unlikely' to 'int reloc'; check
4192 targetm.have_named_sections before calling named_section.
4193 (current_function_section): Likewise.
4194 (assemble_start_function): Modify to get/put unlikely_text_section_name
4195 in current function struct; modify to get hot/cold section labels
4196 from function struct; initialize labels using
4197 ASM_GENERATE_INTERNAL_LABEL;
4198 test partitioning flag before writing out hot section label.
4199 (assemble_end_function): Test partitioning flag before writing out
4200 hot/cold section labels.
4201 (default_section_type_flags_1): Modify to use array instead of
4202 char* for unlikely_text_section_name; set flags correctly for
4203 cold text section if there is not a current function decl.
4205 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4207 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4208 and TI_VA_LIST_FPR_COUNTER_FIELD.
4209 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4210 * tree-pass.h (pass_stdarg): Add.
4211 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4212 * tree-stdarg.c: New file.
4213 * tree-stdarg.h: New file.
4214 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4215 (tree-stdarg.o): Add dependencies.
4216 * function.h (struct function): Add va_list_gpr_size and
4217 va_list_fpr_size fields.
4218 * function.c (allocate_struct_function): Initialize them.
4219 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4220 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4221 (TARGET_INITIALIZER): Add it.
4223 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4224 va_list_{g,f}pr_counter_field.
4225 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4226 area will not be used. Only save registers that tree-stdarg.c
4227 detected they need saving.
4228 (ix86_va_start): Don't set up fields that won't be used.
4230 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4231 va_list_{g,f}pr_counter_field.
4232 (setup_incoming_varargs): Don't do anything if reg_save
4233 area will not be used. Only save registers that tree-stdarg.c
4234 detected they need saving.
4235 (rs6000_va_start): Don't set up fields that won't be used.
4237 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4238 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4239 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4240 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4242 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4245 * config/i386/i386.c (construct_container): Pass empty aligned
4246 struct, union or class in memory.
4248 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4250 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4251 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4252 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4253 config/rs6000/predicates.md: Fix comment typos.
4255 * sched-int.h (haifa_insn_data): Remove blockage and units.
4256 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4257 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4258 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4260 2005-04-09 Jan Hubicka <jh@suse.cz>
4261 Steven Bosscher <stevenb@suse.de>
4263 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4264 * cfgloop.c (get_loop_exit_edges): Likewise.
4265 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4267 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4268 * tree-cfg.c (dump_cfg_status): Likewise.
4270 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4272 * config/rs6000/predicates.md (altivec_register_operand): Remove
4273 redundant match_code test.
4274 (gpc_reg_operand): Same.
4275 (cc_reg_operand): Same.
4276 (cc_reg_not_cr0_operand): Same.
4278 2005-04-09 Jan Hubicka <jh@suse.cz>
4280 Forgotten hunk from my last merge patch:
4281 * final.c (output_addr_const): Do not call mark_referenced.
4283 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4285 * doc/tree-ssa.texi: Add immediate use documentation.
4287 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4289 * arm.c (FL_WBUF): Define.
4290 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4291 (arm_is_6_or_7): Delete.
4292 (arm_tune_wbuf): New.
4293 (arm_override_options): Set arm_tune_wbuf.
4294 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4295 (arm_is_6_or_7): Delete declaration.
4296 (arm_tune_wbuf): New declartion.
4297 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4298 (model_wbuf): Derive from arm_tune_wbuf.
4299 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4300 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4301 (arm740t): Mark CPUs as having a write buffer.
4303 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4305 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4306 of 'const_double_operand' in operand 2 constraints. Update enable
4309 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4311 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4312 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4313 * optabs.h (enum optab_index): Add new OTI_lfloor.
4314 (lfloor_optab): Define corresponding macro.
4315 * optabs.c (init_optabs): Initialize lfloor_optab.
4316 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4317 and lfloordi2 patterns.
4318 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4319 (expand_builtin_int_roundingfn): New function.
4320 (fold_builtin_int_roundingfn): New prototype.
4321 (fold_builtin_int_roundingfn): New function, renamed from
4322 fold_builtin_lround.
4323 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4324 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4325 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4326 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4327 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4328 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4329 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4330 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4331 into lfloor built-in function and (long long int)floor{,f,l} into
4332 llfloor built-in function.
4333 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4336 2005-04-08 Ian Lance Taylor <ian@airs.com>
4338 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4339 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4340 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4341 (DO_COND, DO_BODY): Likewise.
4342 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4343 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4344 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4345 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4346 (build_continue_stmt, build_break_stmt): Don't declare.
4347 (c_do_switch_warnings): Update declaration.
4348 * c-gimplify.c (enum bc_t): Remove.
4349 (struct c_gimplify_ctx, ctxp): Remove.
4350 (push_context, pop_context): Remove static functions.
4351 (c_genericize): Don't call push_context or pop_context.
4352 (begin_bc_block, finish_bc_block): Remove static functions.
4353 (build_bc_goto): Likewise.
4354 (gimplify_c_loop): Likewise.
4355 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4356 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4357 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4358 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4359 * c-common.c (c_do_switch_warnings): Rename from
4360 c_do_switch_warnings_1.
4361 (c_do_switch_warnings) [old version]: Remove.
4362 (c_do_switch_expr_warnings): Remove.
4363 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4364 function instead of c_do_switch_expr_warnings.
4365 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4366 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4367 * c-pretty-print.c (pp_c_statement): Likewise.
4368 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4370 2005-04-08 Devang Patel <dpatel@apple.com>
4372 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4373 While selecting replacement condition pay attention to loop header.
4375 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4377 Merge from tree-cleanup-branch: VRP, store CCP, store
4378 copy-prop, incremental SSA updating of FUD chains and
4379 newly exposed symbols.
4381 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4382 (OBJS-common): Add tree-vrp.o.
4383 (tree-vrp.o): New rule.
4384 * basic-block.h (nearest_common_dominator_for_set): Declare.
4385 * common.opt (ftree-store-ccp): New flag.
4386 (ftree-copy-prop): New flag.
4387 (ftree-vrp): New flag.
4388 (ftree-store-copy-prop): New flag.
4389 * dominance.c (nearest_common_dominator_for_set): New.
4390 * domwalk.c (walk_dominator_tree): Only traverse
4391 statements in blocks marked in walk_data->interesting_blocks.
4392 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4393 * fold-const.c (fold): Handle ASSERT_EXPR.
4394 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4395 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4396 flag_tree_vrp at -O2.
4397 * timevar.def (TV_TREE_VRP): Define.
4398 (TV_TREE_COPY_PROP): Define.
4399 (TV_TREE_STORE_COPY_PROP): Define.
4400 (TV_TREE_SSA_INCREMENTAL): Define.
4401 (TV_TREE_STORE_CCP): Define.
4402 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4403 to kill_redundant_phi_nodes from comment.
4404 (verify_expr): Handle ASSERT_EXPR.
4405 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4406 argument. Update all users.
4407 (mark_call_clobbered_vars_to_rename): Remove. Update all
4409 * tree-flow-inline.h (unmodifiable_var_p): New.
4410 * tree-flow.h (enum value_range_type): Declare.
4411 (struct value_range_def): Declare.
4412 (value_range): Declare.
4413 (remove_all_phi_nodes_for): Remove. Update all users.
4414 (find_phi_node_for): Declare.
4415 (add_type_alias): Declare.
4416 (count_uses_and_derefs): Declare.
4417 (kill_redundant_phi_nodes): Remove.
4418 (rewrite_into_ssa): Remove.
4419 (rewrite_def_def_chains): Remove.
4420 (update_ssa, register_new_name_mapping, create_new_def_for,
4421 need_ssa_update_p, name_registered_for_update_p,
4422 release_ssa_name_after_update_ssa, dump_repl_tbl,
4423 debug_repl_tbl, dump_names_replaced_by,
4424 debug_names_replaced_by, mark_sym_for_renaming,
4425 mark_set_for_renaming, get_current_def, set_current_def,
4426 get_value_range, dump_value_range, debug_value_range,
4427 dump_all_value_ranges, debug_all_value_ranges,
4428 expr_computes_nonzero, loop_depth_of_name,
4429 unmodifiable_var_p): Declare.
4430 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4432 * tree-into-ssa.c (block_defs_stack): Update comment.
4433 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4434 syms_to_rename, names_to_release, repl_tbl,
4435 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4436 need_to_replace_names_p): New locals.
4437 (NAME_SETS_GROWTH_FACTOR): Define.
4438 (struct repl_map_d): Declare.
4439 (struct mark_def_sites_global_data): Add field
4441 (enum rewrite_mode): Declare.
4442 (REGISTER_DEFS_IN_THIS_STMT): Define.
4443 (compute_global_livein): Use last_basic_block instead of
4445 (set_def_block): Remove last argument. Update all callers.
4446 (prepare_use_operand_for_rename): Remove. Update all callers.
4447 (prepare_def_operand_for_rename): Remove. Update all callers.
4448 (symbol_marked_for_renaming): New.
4451 (repl_map_hash): New.
4453 (repl_map_free): New.
4454 (names_replaced_by): New.
4455 (add_to_repl_tbl): New.
4456 (add_new_name_mapping): New.
4457 (mark_def_sites): Assume that all the operands in the
4458 statement are in normal form.
4459 (find_idf): Assert that the block in the stack is valid.
4460 (get_default_def_for): New.
4461 (insert_phi_nodes_for): Add new argument 'update_p'.
4463 If update_p is true, add a new mapping between the LHS of
4464 each new PHI and the name that it replaces.
4465 (insert_phi_nodes_1): Only call find_idf if needed.
4466 (get_reaching_def): Call get_default_def_for.
4467 (rewrite_operand): Remove.
4468 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4469 and REWRITE_THIS_STMT are false.
4470 Assume that all the operands in the statement are in
4472 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4473 (rewrite_virtual_phi_arguments): Remove.
4474 (invalidate_name_tags): Remove.
4475 (register_new_update_single, register_new_update_set,
4476 rewrite_update_init_block, replace_use,
4477 rewrite_update_fini_block, rewrite_update_stmt,
4478 rewrite_update_phi_arguments): New.
4479 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4480 Add arguments 'entry', 'what' and 'blocks'.
4481 Initialize the dominator walker according to 'what' and
4483 Start the dominator walk at 'entry'.
4484 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4485 Use it to configure the dominator walker.
4486 (rewrite_into_ssa): Remove argument 'all'.
4488 (rewrite_all_into_ssa): Remove.
4489 (rewrite_def_def_chains): Remove.
4490 (mark_def_interesting, mark_use_interesting,
4491 prepare_phi_args_for_update, prepare_block_for_update,
4492 prepare_def_site_for, prepare_def_sites,
4493 dump_names_replaced_by, debug_names_replaced_by,
4494 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4495 delete_update_ssa, create_new_def_for,
4496 register_new_name_mapping, mark_sym_for_renaming,
4497 mark_set_for_renaming, need_ssa_update_p,
4498 name_registered_for_update_p, ssa_names_to_replace,
4499 release_ssa_name_after_update_ssa,
4500 insert_updated_phi_nodes_for, update_ssa): New.
4501 * tree-loop-linear.c (linear_transform_loops): Call
4502 update_ssa instead of rewrite_into_ssa.
4503 * tree-optimize.c (vars_to_rename): Remove.
4505 (init_tree_optimization_passes): Replace
4506 pass_redundant_phi with pass_copy_prop.
4508 Replace pass_ccp with pass_store_ccp.
4509 Add pass_store_copy_prop after pass_store_ccp.
4510 (execute_todo): If the TODO_ flags don't include updating
4511 the SSA form, assert that it does not need to be updated.
4512 Call update_ssa instead of rewrite_into_ssa and
4513 rewrite_def_def_chains.
4514 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4515 (tree_rest_of_compilation):
4516 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4517 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4518 TODO_cleanup_cfg): Renumber.
4519 (TODO_verify_loops, TODO_update_ssa,
4520 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4521 TODO_update_ssa_only_virtuals): Define.
4522 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4524 * tree-phinodes.c (make_phi_node): Update documentation.
4525 (remove_all_phi_nodes_for): Remove.
4526 (find_phi_node_for): New.
4527 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4528 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4529 (interpret_rhs_modify_expr): Likewise.
4530 * tree-sra.c (decide_instantiations): Mark all symbols in
4531 SRA_CANDIDATES for renaming.
4532 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4533 (mark_all_v_defs): New function. Update all users to call it
4534 with the whole list of scalarized statements, not just the
4536 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4537 (compute_flow_insensitive_aliasing): If the tag is
4538 unmodifiable and the variable isn't or vice-versa, don't
4539 make them alias of each other.
4540 (setup_pointers_and_addressables): If the type tag for
4541 VAR is about to change, mark the old one for renaming.
4542 (add_type_alias): New.
4543 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4544 (ccp_lattice_t): Rename from latticevalue.
4545 (value): Remove. Update all users.
4546 (const_val): New local variable.
4547 (do_store_ccp): New local variable.
4548 (dump_lattice_value): Handle UNINITIALIZED.
4549 (debug_lattice_value): New.
4550 (get_default_value): Re-write.
4551 (set_lattice_value): Re-write.
4552 (def_to_varying): Remove. Update all users.
4553 (likely_value): Return VARYING for statements that make
4554 stores when STORE_CCP is false.
4555 Return VARYING for any statement other than MODIFY_EXPR,
4556 COND_EXPR and SWITCH_EXPR.
4557 (ccp_initialize): Re-write.
4558 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4559 Move to tree-ssa-propagate.c.
4560 (ccp_lattice_meet): Handle memory stores when
4561 DO_STORE_CCP is true.
4562 (ccp_visit_phi_node): Likewise.
4563 (ccp_fold): Likewise.
4564 (evaluate_stmt): Likewise.
4565 (visit_assignment): Likewise.
4566 (ccp_visit_stmt): Likewise.
4567 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4571 (do_ssa_store_ccp): New.
4572 (gate_store_ccp): New.
4573 (pass_store_ccp): Declare.
4574 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4575 (may_propagate_copy): Reformat.
4576 Don't abort if ORIG is a virtual and DEST isn't.
4577 If NEW does not have alias information but DEST does,
4579 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4580 copy_prop_kind, which_copy_prop): Declare.
4581 (stmt_may_generate_copy, get_copy_of_val,
4582 get_last_copy_of, set_copy_of_val, dump_copy_of,
4583 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4584 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4585 init_copy_prop, fini_copy_prop, execute_copy_prop,
4586 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4587 store_copy_prop): New.
4588 (pass_copy_prop, pass_store_copy_prop): Declare.
4589 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4590 'num_const_prop' and 'num_copy_prop'.
4591 (cprop_operand): Update them.
4592 (dump_dominator_optimization_stats): Dump them.
4593 (tree_ssa_dominator_optimize): Call update_ssa instead of
4595 (loop_depth_of_name): Declare extern.
4596 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4597 values for LOW or HIGH.
4598 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4599 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4600 (cprop_operand): Only propagate if VAL != OP.
4601 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4602 statement for renaming.
4603 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4604 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4605 add_type_alias if necessary.
4606 Call mark_new_vars_to_rename.
4607 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4608 mark every statement updated, call update_ssa and
4609 rewrite_into_loop_closed_ssa.
4610 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4611 from LIVEIN if VAR is a virtual.
4612 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4613 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4614 (get_call_expr_operands): Reformat statement.
4615 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4617 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4618 SSA_NAME_VALUE for every name.
4619 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4620 get_value_loaded_by): New.
4621 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4622 substitute_and_fold): Move from tree-ssa-ccp.c.
4623 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4624 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4625 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4627 * tree-ssa.c (verify_use): Fix error message.
4628 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4629 check_phi_redundancy, kill_redundant_phi_nodes,
4630 pass_redundant_phi): Remove. Update all users.
4631 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4632 add_type_alias, if necessary.
4633 * tree-vectorizer.h (struct _stmt_vect_info): Update
4634 documentation for field 'memtag'.
4635 * tree-vrp.c: New file.
4636 * tree.def (ASSERT_EXPR): Define.
4637 * tree.h (ASSERT_EXPR_VAR): Define.
4638 (ASSERT_EXPR_COND): Define.
4639 (SSA_NAME_VALUE_RANGE): Define.
4640 (struct tree_ssa_name): Add field 'value_range'.
4641 (PHI_REWRITTEN): Remove.
4642 (struct tree_phi_node): Remove field 'rewritten'.
4643 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4644 -ftree-store-copy-prop): Document.
4645 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4646 Document usage of update_ssa.
4648 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4651 * config/rs6000/predicates.md (altivec_register_operand): Accept
4653 (and64_operand): Do not limit CONST_INT to mask64_operand.
4654 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4655 (and_operand): Do not limit CONST_INT to mask_operand.
4657 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4659 PR rtl-optimization/20466
4660 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4661 for overlap of the address of each list member.
4662 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4664 2005-04-08 Mike Stump <mrs@apple.com>
4666 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4668 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4671 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4673 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4675 * function.c (push_function_context_to): Don't set
4677 * function.h (function): Remove contains_functions.
4678 (current_function_contains_functions): Remove.
4680 * function.h (function): Remove instrument_entry_exit.
4681 (current_function_instrument_entry_exit): Remove.
4683 * function.h (nonlocal_labels): Remove.
4685 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4687 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4688 (check_attr_value, write_attr_get, write_expr_attr_cache,
4689 find_attr, make_internal_attr): Don't reference negative_ok or
4691 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4692 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4693 (ATTR_STATIC): Adjust the value.
4695 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4697 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4699 * config/s390/tpf.h (ASM_SPEC): Define.
4701 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4703 * tree-flow.h: Remove the prototype for
4704 redirect_immediate_uses.
4705 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4707 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4709 * arm.c (arm_const_double_by_parts): New function.
4710 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4711 * arm.md (define_split for 64-bit constants): Add another one.
4713 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4715 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4717 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4719 * system.h: Revert last change.
4721 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4723 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4724 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4725 (TARGET_SWITCHES): Delete.
4726 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4727 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4728 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4729 * config/xtensa/xtensa.opt: New file.
4731 2005-04-08 Ben Elliston <bje@au.ibm.com>
4733 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4734 * config/fp-bit.h: Tidy comments.
4736 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4738 * system.h: Poison PARAMS.
4740 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4742 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4743 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4744 (TARGET_SWITCHES): Delete.
4745 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4746 * config/vax/vax.opt: New file.
4748 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4750 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4752 2005-04-07 Ian Lance Taylor <ian@airs.com>
4754 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4756 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4757 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4760 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4762 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4763 all immediate uses in PHI nodes.
4765 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4767 * arm.c (arm_const_double_inline_cost): Handle any constant by
4768 using gen_lowpart and gen_highpart_mode.
4769 (note_invalid_constants): All constants in an RTX with a constraint
4770 that permits memory are now pushed to the constant pool.
4771 (output_move_double): Delete code to handle reg to reg and
4772 constant to reg moves.
4773 (const_double_needs_minipool, output_mov_immediate): Delete.
4774 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4775 CONST_INT and CONST_VECTOR.
4776 * arm.md (ANY64): New mode macro.
4777 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4778 (movdf_soft_insn): Split reg-reg and const-reg moves.
4779 (split patterns for 64-bit constant and register moves): New.
4780 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4781 (cirrus_movdf_hard_insn): Likewise.
4782 * fpa.md (movdf_fpa): Likewise.
4783 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4784 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4786 (movv2si_internal_2): Likewise.
4787 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4788 (movdf_vfp): Likewise.
4789 * arm-protos.h (output_mov_immediate): Delete prototype.
4791 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4794 * simplify-rtx.c (simplify_unary_operation_1): Check
4795 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4797 2005-04-06 James E Wilson <wilson@specifixinc.com>
4800 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4803 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4805 * coverage.h (GCOV_TYPE_NODE): Delete.
4806 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4807 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4808 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4809 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4810 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4812 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4815 * Makefile.in (gcc.pot): Remove options.c dependency.
4816 * optc-gen.awk: Don't quote help strings with N_().
4818 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4820 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4821 the function returns a pointer type.
4823 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4825 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4826 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4827 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4828 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4829 explicit_uses members.
4830 (get_or_create_used_part_for): Initialize new fields.
4831 (fieldoff_compare): New function.
4832 (create_overlap_variables_for): Count number of fields, use
4833 heuristic to determine whether to create subvars for vars with
4835 Sort the field list by offset and avoid creating duplicate SFT's.
4837 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4839 * c.opt (-F): Remove trailing whitespace from help string.
4840 (-finput-charset): Use a tab to separate the switch name and help
4842 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4843 (-ftree-vectorizer-verbose): Likewise.
4845 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4847 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4848 a PHI argument where a use occurs instead of all PHI arguments.
4850 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4852 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4855 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4857 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4858 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4859 config/bfin/bfin.h: Fix comment typos.
4861 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4863 * doc/install.texi: Update the URL for Jacks.
4864 * doc/sourcebuild.texi: Likewise.
4866 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4869 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4870 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4872 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4874 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4876 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4878 * config/v850/v850-protos.h (override_options): Delete.
4879 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4880 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4881 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4882 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4883 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4884 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4885 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4886 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4887 (OVERRIDE_OPTIONS): Delete.
4888 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4889 (small_memory_info): Remove the value field.
4890 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4892 * config/v850/v850.c (small_memory): Remove the value field.
4893 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4894 (override_options): Delete.
4895 (v850_handle_memory_option, v850_handle_option): New functions.
4896 * config/v850/v850.opt: New file.
4898 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4900 * config.host: Add a section for generic hosts, and a subsection
4901 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4902 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4903 * config/host-darwin.h: New.
4904 * config/x-darwin: New.
4905 * config/i386/host-i386-darwin.c: New.
4906 * config/i386/x-darwin: New.
4907 * config/rs6000/host-darwin.c: Include host-darwin.h.
4908 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4909 (darwin_rs6000_gt_pch_use_address): Likewise.
4910 * config/rs6000/x-darwin: Change name of .o built, update
4911 dependencies for changes to rs6000/host-darwin.c.
4913 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4916 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4918 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4920 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4921 split_loop_exit_edge instead of loop_split_edge_with.
4923 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4925 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4926 UNSPEC_SET_VSCR): New constants, used throughout.
4928 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4930 (altivec_vspltis<VI_char>): ... this pattern, using
4931 a QImode const_int_operand for the immediate.
4932 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4935 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4938 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4940 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4942 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4944 2005-04-06 Ben Elliston <bje@au.ibm.com>
4946 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4947 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4948 macros as living in "this file" and not gcc.h.
4950 2005-04-06 Ben Elliston <bje@au.ibm.com>
4952 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4953 -ftree-live_range_split. Perhaps renamed at some point?
4955 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4958 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4959 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4961 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4963 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4964 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4965 (number_of_iterations_special): New function.
4966 (number_of_iterations_exit): Use number_of_iterations_special.
4967 Use simplify_using_outer_evolutions only at -O3.
4968 (number_of_iterations_cond, tree_simplify_using_condition,
4969 simplify_using_initial_conditions, loop_niter_by_eval,
4970 compare_trees, can_count_iv_in_wider_type_bound,
4971 simplify_using_outer_evolutions): Use fold_build.
4973 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4975 * doc/install.texi (Configuration): Document --with-java-home.
4977 2005-04-05 Richard Henderson <rth@redhat.com>
4981 * config/i386/i386.c (print_operand): Handle vector zeros.
4982 (ix86_split_to_parts): Handle CONST_VECTOR.
4983 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4984 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4985 what modes to tie for MMX and SSE registers.
4986 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4987 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4988 to vector modes as well.
4989 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4990 properly as an input mode.
4992 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4994 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4996 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4998 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5000 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5002 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5003 and local functions, set sse_nregs to 8 and float_in_sse.
5004 (function_arg_advance, function_arg): If float_in_sse, pass
5005 SFmode and DFmode arguments in SSE registers.
5006 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5008 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5009 of -funit-at-a-time.
5011 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5013 * config/i386/i386-protos.h (ix86_function_value): Accept two
5014 arguments, like the target macro.
5015 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5016 * config/i386/i386.c (ix86_function_value): Accept the second
5017 argument of the target macro.
5018 (ix86_function_ok_for_sibcall): Pass a function pointer to
5019 ix86_function_value.
5020 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5021 call to ix86_value_regno).
5022 (ix86_value_regno): Add support for returning floating point values
5025 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5027 PR tree-optimization/20076
5028 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5029 that call __builtin_return or __builtin_apply_args.
5031 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5033 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5034 Use immediate use iterator.
5035 (stmt_is_bumper_for_loop): Use immediate use iterator.
5036 * predict.c (strip_builtin_expect): Use update_stmt.
5037 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5038 on all elements of a STATEMENT_LIST.
5039 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5040 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5041 (bsi_replace): Mark stmt as modified and the update it.
5042 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5043 (expand_complex_libcal): Call update_stmt.
5044 (expand_complex_comparison): Call mark_stmt_modified.
5045 (expand_complex_operations_1): Call update_stmt_if_modified.
5046 (expand_vector_operations_1): Call mark_stmt_modified.
5047 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5048 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5049 add_immediate_use, redirect_immediate_use,
5050 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5051 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5052 (mark_new_vars_to_rename): Call update_stmt.
5053 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5054 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5056 (unmodify_stmt): Delete.
5057 (update_stmt): New. Force an update of a stmt.
5058 (update_stmt_if_modified): update a stmt if it is out of date.
5059 (get_stmt_operands): Verify stmt is NOT modified.
5060 (stmt_modified_p): Update comment.
5061 (delink_imm_use): Remove a use node from its immuse list.
5062 (link_imm_use_to_list): Link a use node to a specific list.
5063 (link_imm_use): Link a node to the correct list.
5064 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5065 it in the correct list, if appropriate.
5066 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5067 (relink_imm_use): Link a use node in place of another node in a list.
5068 (relink_imm_use_stmt): LInk a node in place of another node, and set
5070 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5071 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5072 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5073 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5074 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5075 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5076 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5077 (has_zero_uses): New. Return true if there are no uses of a var.
5078 (has_single_use): New. Return true if there is only a single use of a
5080 (single_imm_use): New. Return the simgle immediate use.
5081 (num_imm_uses): New. Return the number of immediate uses.
5082 (get_v_must_def_ops): Use is now a pointer.
5083 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5084 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5086 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5087 (delink_stmt_imm_use): Delink all immuses from a stmt.
5088 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5089 * tree-flow.h (struct dataflow_d): Delete.
5090 (immediate_use_iterator_d): New. Immediate use iterator struct.
5091 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5092 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5093 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5095 (struct stmt_ann_d): Remove dataflow_t from struct.
5096 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5097 (if_convertible_phi_p): Use FAST immuse iterator.
5098 (if_convertible_loop_p): Don't call compute_immediate_uses.
5099 (replace_phi_with_cond_modify_expr): Call update_stmt.
5100 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5101 update_stmt_if_modified.
5102 (rewrite_all_into_ssa): Initialize ssa operands.
5103 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5104 compute_immediate_uses.
5105 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5106 ssa_property is available.
5107 (execute_one_pass): Change parameters passed to execute_todo.
5108 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5109 (remove_ssa_form): Call fini_ssa_operands.
5110 (insert_backedge_copies): Delete call to modify_stmt.
5111 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5112 (release_phi_node): Delink any use nodes before releasing.
5113 (resize_phi_node): Relink any use nodes.
5114 (remove_phi_arg_num): Delink the use node.
5115 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5116 (remove_all_phi_nodes_for): Release phi node first.
5117 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5118 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5119 (scalarize_use, scalarize_copy): Call update_stmt.
5120 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5121 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5122 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5123 (ccp_initialize): Remove call to compute_immediate_uses.
5124 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5127 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5128 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5129 (eliminate_redundant_computations): Call mark_stmt_modified.
5130 (cprop_operand): Call mark_stmt_modified.
5131 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5132 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5133 (dse_optimize_stmt): Use new immuse interface.
5134 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5135 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5136 (substitute_single_use_vars): Use new immuse interface.
5137 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5138 and compute_immediate_uses.
5139 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5141 (rewrite_mem_refs): Call update_stmt.
5142 (determine_lsm): Remove call to compute_imm_uses and free_df.
5143 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5144 (try_unroll_loop_completely): Call update_stmt.
5145 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5146 (rewrite_use_compare): Call update_stmt.
5147 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5148 (rewrite_use) : Call update_stmt.
5149 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5150 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5152 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5153 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5154 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5156 (initialize_vuse_operand): New. Initialize a vuse operand.
5157 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5158 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5159 (finalize_ssa_defs): Use stmt parameter.
5160 (correct_use_link): Ensure a use node is in the correct list, and has
5161 the correct stmt pointer.
5162 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5163 finalize_ssa_v_must_defs): Also initialize use nodes.
5164 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5165 (build_ssa_operands): Seperate parsing from final operand construction.
5166 (parse_ssa_operands): New. Parse entry point for operand building.
5167 (swap_tree_operands): New. Swap 2 tree operands.
5168 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5170 (get_expr_operands): Call swap_tree_operands when needed.
5171 (copy_virtual_operands): Use initialize routines for virtual use ops.
5172 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5173 (verify_abort): New. Issue imm_use error.
5174 (verify_imm_links): New Verify imm_use links for a var.
5175 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5176 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5177 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5178 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5179 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5180 (NULL_USE_OPERAND_P) Define.
5181 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5183 (struct vuse_operand_type): New struct.
5184 (SET_USE): Call set_ssa_use_from_ptr.
5186 (PHI_ARG_INDEX_FROM_USE): Define.
5187 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5188 argument via SET_USE, not PHI_ARG_DEF_TREE.
5189 * tree-ssa-pre.c (eliminate): Call update_stmt.
5190 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5192 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5193 (nearest_common_dominator_of_uses): Use imm_use iterator.
5194 (statement_sink_location): Use imm_use iterator and interface.
5195 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5196 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5197 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5198 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5199 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5200 if new parameter is true.
5201 (init_tree_ssa): Don't initialize operand cache here.
5202 (delete_tree_ssa): Don't destroy operand cache here.
5203 (propagate_into_addr): Pass in a use pointer, return true if anything
5205 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5206 (check_phi_redundancy): Use imm_use iterator.
5207 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5209 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5210 (release_ssa_name): Delink node and all elements in its imm_use list.
5211 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5212 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5213 * tree-vectorizer.c (need_imm_uses_for): Delete.
5214 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5215 * tree.h (struct ssa_imm_use_d): Define.
5216 (SSA_NAME_IMM_USE_NODE): Define.
5217 (struct tree_ssa_name): Add imm_use node.
5219 (PHI_ARG_IMM_USE_NODE): Define.
5220 (struct phi_arg_d): Add imm_use node.
5221 (struct tree_phi_node): Remove struct dataflow_d element.
5222 (TDF_STMTADDR): Define.
5224 2005-04-05 Dale Johannesen <dalej@apple.com>
5226 * doc/invoke.texi (Optimization Options): Remove
5227 duplicate -fcse-follow-jumps. Add -fweb.
5228 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5229 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5231 2005-04-05 Per Bothner <per@bothner.com>
5233 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5234 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5235 (warn_uninit): Get EXPR_LOCUS from context now instead.
5236 This fixes a USE_MAPPED_LOCATION testsuite failure.
5238 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5240 2005-04-05 Per Bothner <per@bothner.com>
5242 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5243 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5244 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5247 2004-04-05 Devang Patel <dpatel@apple.com>
5249 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5250 (lhsr<mode>3): ... new name.
5251 (altivec_vsra<VI_char>): Rename to ..
5252 (ashr<mode>3): ... new name.
5253 * config/rs6000/rs6000.c (builtin_description): Rename shift
5256 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5258 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5259 gen_lowpart_for_combine.
5260 * cse.c (gen_lowpart_if_possible): Move...
5261 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5263 (gen_lowpart_no_emit_general): Use it.
5265 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5267 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5270 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5272 * system.h: Fix typo.
5274 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5276 * config/bfin/bfin-modes.def: New file.
5277 * config/bfin/bfin-protos.h: New file.
5278 * config/bfin/bfin.c: New file.
5279 * config/bfin/bfin.h: New file.
5280 * config/bfin/bfin.md: New file.
5281 * config/bfin/bfin.opt: New file.
5282 * config/bfin/crti.s: New file.
5283 * config/bfin/crtn.s: New file.
5284 * config/bfin/elf.h: New file.
5285 * config/bfin/lib1funcs.asm: New file.
5286 * config/bfin/predicates.md: New file.
5287 * config/bfin/t-bfin: New file.
5288 * config/bfin/t-bfin-elf: New file.
5289 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5290 Document new attributes.
5291 (interrupt, interrupt_handler, saveall): Update documentation for
5293 * doc/install.texi (Specific): Add entry for the Blackfin.
5294 * doc/invoke.texi (Blackfin Options): New section.
5295 * doc/md.texi (Blackfin family): New section to document constraints.
5296 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5298 2005-04-05 Olivier Hainque <hainque@adacore.com>
5300 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5301 match what the system unwinder expects.
5302 * config/mips/mips.c (mips_frame_set): If we're saving the return
5303 address register and the dwarf return address column number differs
5304 from the hard register number, adjust the note reg to refer to the
5307 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5309 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5310 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5311 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5312 (processor_type): New enum.
5313 (mn10300_processor): New variable.
5314 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5315 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5316 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5317 (PROCESSOR_DEFAULT): New macro.
5318 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5319 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5320 (mn10300_handle_option, mn10300_override_options): New functions.
5321 * config/mn10300/mn10300.opt: New file.
5323 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5324 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5326 PR tree-optimization/19903
5327 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5328 that don't fit in their type after conversion.
5330 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5333 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5334 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5335 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5336 flag here. Implement using define_insn_and_split.
5337 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5338 (frndintxf2_mask_pm_i387): New insn patterns.
5339 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5340 Do not set ix86_optimize_mode_switching flag.
5341 (ceilsf2, ceildf2, ceilxf2): Same.
5342 (btruncsf2, btruncdf2, btruncxf2): Same.
5343 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5345 2005-04-05 Ian Lance Taylor <ian@airs.com>
5348 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5349 i386_pe_record_external_function.
5350 (i386_pe_record_external_function): Update declaration.
5351 * config/i386/winnt.c (struct extern_list): Add decl field.
5352 (i386_pe_record_external_function): Add decl parameter.
5353 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5355 * config/i386/i386-protos.h (i386_pe_record_external_function):
5358 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5360 * config/m68k/m68k-protos.h: Add a prototype for
5361 valid_dbcc_comparison_p_2.
5362 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5363 extend_operator, const_uint32_operand, const_sint32_operand,
5364 general_src_operand, nonimmediate_src_operand,
5365 memory_src_operand, post_inc_operand, pre_dec_operand,
5366 pcrel_address): Move to predicates to predicates.md.
5367 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5368 * config/m68k/m68k.md: Include predicates.md.
5369 * config/m68k/predicates.md: New.
5371 2005-04-04 Roger Sayle <roger@eyesopen.com>
5373 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5375 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5377 2005-04-04 Ian Lance Taylor <ian@airs.com>
5379 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5381 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5382 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5383 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5384 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5385 * c-common.c (c_do_switch_warnings_1): New static function broken
5386 out of c_do_switch_warnings.
5387 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5388 (c_do_switch_expr_warnings): New function.
5389 * c-common.h (c_do_switch_expr_warnings): Declare.
5391 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5392 Daniel Jacobowitz <dan@codesourcery.com>
5394 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5396 * rtlanal.c (may_trap_p): Same.
5398 2005-04-04 Dale Johannesen <dalej@apple.com>
5400 * ChangeLog: remove reference to ChangeLog.12.
5402 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5404 CRIS epilogue as RTL.
5405 * config/cris/cris.md: Change all 0 in unspec 0 to
5407 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5408 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5410 ("return"): Change to define_expand. Call cris_expand_return for
5412 ("*return_expanded"): New pattern.
5413 ("epilogue"): New define_expand.
5414 * config/cris/cris.h (PREDICATE_CODES): Add
5415 cris_load_multiple_op.
5416 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5418 (enum cris_retinsn_type): New.
5419 (struct machine_function): New member return_type.
5420 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5421 (cris_target_asm_function_epilogue): Remove, moving RTLified
5423 (cris_expand_epilogue): New function.
5424 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5425 (cris_gen_movem_load, cris_load_multiple_op)
5426 (cris_return_address_on_stack_for_return, cris_expand_return): New
5428 (cris_target_asm_function_prologue)
5429 (cris_initial_frame_pointer_offset): Call
5430 cris_reg_saved_in_regsave_area instead of complicated expression.
5431 Call cris_return_address_on_stack instead of an expression.
5432 (cris_print_operand) <case 'o', case 'O'>: New cases.
5433 (cris_return_address_on_stack): Change return-type to bool.
5434 (cris_simple_epilogue): Ditto. Return false if registers are
5436 * config/cris/cris-protos.h (cris_simple_epilogue)
5437 (cris_return_address_on_stack): Adjust prototype return type.
5438 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5439 (cris_return_address_on_stack_for_return): New prototypes.
5441 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5443 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5444 gpr_or_int12_operand.
5446 * config/frv/frv-protos.h: Add a prototype to
5447 frv_legitimate_memory_operand and frv_const_unspec_p.
5448 (frv_unspec): Move from frv.c.
5449 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5450 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5451 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5452 gpr_or_fpr_operand, gpr_or_int12_operand,
5453 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5454 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5455 int6_operand, int5_operand, uint5_operand, uint4_operand,
5456 uint1_operand, int_2word_operand, uint16_operand,
5457 upper_int16_operand, integer_register_operand,
5458 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5459 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5460 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5461 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5462 move_destination_operand, movcc_fp_destination_operand,
5463 frv_function_symbol_referenced_p, move_source_operand,
5464 condexec_dest_operand, condexec_source_operand,
5465 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5466 const_unspec_operand, gpr_or_memory_operand,
5467 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5468 icc_operand, fcc_operand, cc_operand, icr_operand,
5469 fcr_operand, cr_operand, call_operand, sibcall_operand,
5470 symbolic_operand, relational_operator,
5471 integer_relational_operator, float_relational_operator,
5472 ccr_eqne_operator, minmax_operator,
5473 condexec_si_binary_operator, condexec_si_media_operator,
5474 condexec_si_divide_operator, condexec_si_unary_operator,
5475 condexec_sf_conv_operator, condexec_sf_add_operator,
5476 condexec_memory_operand, intop_compare_operator, acc_operand,
5477 even_acc_operand, quad_acc_operand, accg_operand: Move to
5479 * config/frv/frv.h (PREDICATE_CODES): Remove.
5480 * config/frv/frv.md: Include predicates.md.
5481 * config/frv/predicates.md: New.
5483 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5486 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5487 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5488 (add_standard_iv_candidates_for_size): New function, extracting code
5489 from add_standard_iv_candidates and parameterizing it by type size.
5490 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5492 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5494 * system.h (GCOV_SIZE_TYPE): Unposion.
5495 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5496 (GCOV_TYPE_SIZE): ...this new macro.
5497 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5498 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5499 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5500 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5501 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5502 instead of unsigned_intSI_type_node.
5503 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5504 (rtl_gen_one_value_profiler_no_edge_manipulation)
5505 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5506 * value-prof.c: Include coverage.h.
5508 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5509 Diego Novillo <dnovillo@redhat.com>
5511 Fix PR tree-optimization/20703
5512 Fix PR tree-optimization/20725
5514 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5515 (create_expression_by_pieces): Ditto.
5516 (valid_in_set): Ditto. Also handle tcc_declaration.
5517 (find_or_generate_expression): Handle comparison class.
5518 (insert_into_preds_of_block): Ditto.
5519 (insert_aux): Ditto.
5520 (create_value_expr_from): Handle comparison class, recursively
5521 handle reference nodes.
5522 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5523 (execute_pre): Fix spacing.
5524 (do_fre): Renamed to execute_fre.
5526 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5528 * doc/invoke.texi (SPARC options): Document that
5529 -mlittle-endian is not supported on Linux either.
5531 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5535 * config.gcc (Obsolete configurations): Remove
5536 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5537 (sparclite-*-coff*): Delete.
5538 (sparclite-*-elf*): Likewise.
5539 (sparc86x-*-elf*): Likewise.
5540 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5541 * config/sparc/lite.h: Delete.
5542 * config/sparc/litecoff.h: Likewise.
5543 * config/sparc/liteelf.h: Likewise.
5544 * config/sparc/sp86x-elf.h: Likewise.
5545 * config/sparc/t-sparclite: Likewise.
5546 * config/sparc/t-sp86x: Likewise.
5548 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5550 * config/s390/s390-protos.h: (s390_comparison,
5551 s390_alc_comparison, s390_slb_comparison, const0_operand,
5552 consttable_operand, larl_operand, s_operand,
5553 shift_count_operand, bras_sym_operand, load_multiple_operation,
5554 store_multiple_operation, s390_plus_operand): Remove prototypes.
5555 (s390_legitimate_address_without_index_p): New prototype.
5556 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5558 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5559 const0_operand, consttable_operand, larl_operand, s_operand,
5560 shift_count_operand, bras_sym_operand, load_multiple_operation,
5561 store_multiple_operation, s390_plus_operand): Move to
5563 (check_mode): Remove.
5564 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5566 (s390_legitimate_address_without_index_p): New.
5567 * config/s390/s390.h (PREDICATE_CODES): Remove.
5568 * config/s390/s390.md: Include predicates.md.
5569 * config/s390/predicates.md: New.
5571 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5574 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5575 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5576 (NEED_INDICATE_EXEC_STACK): Define to 1.
5577 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5578 (NEED_INDICATE_EXEC_STACK): Define to 1.
5579 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5580 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5581 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5582 (pic_helper_emitted_p): New global.
5583 (emit_pic_helper): New function extracted from...
5584 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5585 Do not call emit_pic_helper if delay_pic_helper is true.
5586 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5587 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5588 (sparc_file_end): New function.
5590 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5592 * config/mcore/mcore-protos.h: Remove the prototypes for
5593 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5594 mcore_general_movdst_operand, mcore_reload_operand,
5595 mcore_arith_J_operand, mcore_arith_K_operand,
5596 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5597 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5598 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5599 mcore_literal_K_operand, mcore_addsub_operand,
5600 mcore_compare_operand, mcore_load_multiple_operation,
5601 mcore_store_multiple_operation, mcore_call_address_operand.
5602 Add a prototype for const_ok_for_mcore.
5603 * config/mcore/mcore.c (mcore_call_address_operand,
5604 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5605 mcore_arith_reg_operand, mcore_reload_operand,
5606 mcore_arith_J_operand, mcore_arith_K_operand,
5607 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5608 mcore_arith_M_operand, mcore_arith_imm_operand,
5609 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5610 mcore_literal_K_operand, mcore_addsub_operand,
5611 mcore_compare_operand, mcore_load_multiple_operation,
5612 mcore_store_multiple_operation): Move to predicates.md.
5613 (const_ok_for_mcore): Export.
5614 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5615 * config/mcore/mcore.md: Include predicates.md.
5616 * config/mcore/predicates.md: New.
5618 * config/mcore/predicates.md: Fix a comment typo.
5620 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5621 Adrian Straetling <straetling@de.ibm.com>
5623 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5624 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5625 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5627 ("imul"): Removed from "type" attribute.
5628 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5629 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5630 Changed type to imulsi.
5631 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5633 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5635 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5636 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5637 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5638 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5639 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5640 (TARGET_SWITCHES, mcore_stack_increment_string)
5641 (TARGET_OPTIONS): Delete.
5642 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5643 than *_BIT constants.
5644 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5645 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5646 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5647 (mcore_override_options): Delete mcore_stack_increment code.
5648 Change use of M340_BIT to MASK_M340.
5649 * config/mcore/mcore.opt: New file.
5651 2005-04-04 Ian Lance Taylor <ian@airs.com>
5653 * config/arm/arm.c (replace_symbols_in_block): Remove static
5656 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5658 * config/fr30/fr30-protos.h: Remove the prototypes for
5659 stack_add_operand, add_immediate_operand,
5660 high_register_operand, low_register_operand, call_operand,
5661 di_operand, and nonimmediate_di_operand.
5662 * config/fr30/fr30.c (stack_add_operand,
5663 add_immediate_operand, high_register_operand,
5664 low_register_operand, call_operand, di_operand,
5665 nonimmediate_di_operand): Move to predicates.md.
5666 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5667 * config/fr30/fr30.md: Include predicates.md.
5668 * config/fr30/predicates.md: New.
5670 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5671 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5672 mcore_call_address_operand.
5674 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5675 general_movsrc_operand.
5677 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5679 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5682 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5685 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5688 2005-04-04 Richard Henderson <rth@redhat.com>
5689 Jakub Jelinek <jakub@redhat.com>
5691 PR rtl-optimization/16104
5692 * fold-const.c (fold_unary): Fix folding of vector conversions.
5694 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5696 * config.gcc (xstormy16-*-elf): Set extra_options.
5697 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5698 * config/stormy16/stormy16.opt: New file.
5700 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5702 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5703 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5704 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5705 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5706 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5707 (TARGET_UNIX_ASM): Delete.
5708 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5709 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5710 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5711 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5712 * config/pdp11/pdp11.opt: New file.
5714 2005-04-03 Roger Sayle <roger@eyesopen.com>
5715 Alexandre Oliva <aoliva@redhat.com>
5718 * fold-const.c (non_lvalue): Split tests into...
5719 (maybe_lvalue_p): New function.
5720 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5721 C++ front-end prior to lowering into gimple form.
5723 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5725 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5726 BUILT_IN_STRNCASECMP): New.
5727 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5730 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5733 * arm.md (addsi3_compare0_for_combiner): Delete.
5734 (addsi3_compare0_scratch_for_combiner): Delete.
5735 (cmpsi_neg_shiftsi): Delete.
5736 (compare_negsi_si): New pattern.
5737 (cmpsi_negshiftsi_si): New pattern.
5738 (negated_cbranchsi4): Restrict to equality_operator.
5740 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5743 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5745 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5748 * doc/install.texi: Fix a typo.
5750 2005-04-03 Steven Bosscher <stevenb@suse.de>
5753 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5754 a computed goto if the edge to the computed goto block has
5755 incoming abnormal edges. Clarify how the function works.
5757 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5759 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5760 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5761 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5762 hash_scan_set, reg_set_between_after_reload_p,
5763 reg_used_between_after_reload_p, get_avail_load_store_reg,
5764 eliminate_partially_redundant_load): Likewise.
5765 * postreload.c (reload_cse_simplify_set,
5766 reload_combine_note_use): Likewise.
5767 * predict.c (predict_insn, expected_value_to_br_prob,
5768 propagate_freq, expensive_function_p): Likewise.
5769 * print-rtl.c (print_rtx): Likewise.
5770 * profile.c (instrument_edges, instrument_values,
5771 compute_branch_probabilities, branch_prob, union_groups,
5772 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5773 * protoize.c (in_system_include_dir, file_could_be_converted,
5774 file_normally_convertible, gen_aux_info_file, seek_to_line,
5775 do_cleaning): Likewise.
5776 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5777 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5778 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5780 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5782 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5783 * modulo-sched.c (undo_replace_buff_elem): New structure.
5784 (kernel_number_of_cycles, ps_unschedule_node,
5785 undo_generate_reg_moves,free_undo_replace_buff,
5786 undo_permute_partial_schedule, loop_single_full_bb_p,
5787 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5788 build_loops_structure, get_sched_window): New.
5789 (generate_reg_moves): Return undo_replace_buff_elem and other
5791 (generate_prolog_epilog): Remove old loop versioning.
5792 (sms_schedule): Use loop information and loop_version.
5793 (sms_schedule_by_order): Split part of it to get_sched_window.
5794 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5795 cfg_layout_finalize and free_dominance_info before/after SMS.
5797 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5799 * cfghooks.c (lv_flush_pending_stmts,
5800 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5801 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5802 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5803 lv_add_condition_to_bb,
5804 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5805 flush_pending_stmts): New in cfg_hooks structure.
5806 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5807 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5808 lv_add_condition_to_bb): New declarations.
5809 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5811 (loop_version): Declare.
5812 * cfgloopmanip.c (cfghooks.h): Include.
5813 (duplicate_loop_to_header_edge): Change return type to bool.
5814 (loop_version, lv_adjust_loop_entry_edge): Move here.
5815 * cfgrtl.c (cfgloop.h): Include.
5816 (rtl_verify_flow_info_1): Fix.
5817 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5818 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5820 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5821 tree_lv_add_condition_to_bb): New.
5822 (tree_cfg_hooks): Add new hooks to initialization.
5823 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5824 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5826 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5828 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5829 xstormy16_below100_or_register,
5830 xstormy16_splittable_below100_or_register, and
5831 nonimmediate_nonstack_operand.
5833 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5834 xstormy16_ineqsi_operator, equality_operator,
5835 inequality_operator, shift_operator,
5836 xstormy16_below100_operand, xstormy16_below100_or_register,
5837 xstormy16_splittable_below100_or_register,
5838 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5839 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5840 equality_operator, inequality_operator,
5841 xstormy16_below100_operand, xstormy16_below100_or_register,
5842 xstormy16_splittable_below100_or_register,
5843 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5844 nonimmediate_nonstack_operand, shift_operator): Move to
5846 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5847 * config/stormy16/stormy16.md: Include predicates.md.
5848 * config/stormy16/predicates.md: New.
5850 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5852 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5853 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5854 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5855 move_operand, power_of_2_operand): Move to predicates.md.
5856 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5857 PREDICATE_CODE): Remove.
5858 * config/iq2000/iq2000.md: Include predicates.md.
5859 * config/iq2000/predicates.md: New.
5861 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5863 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5864 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5865 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5866 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5867 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5868 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5869 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5870 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5871 (TARGET_M68HC11): Delete.
5872 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5873 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5874 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5875 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5876 (nb_soft_regs): Delete.
5877 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5878 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5879 and MASK_M6812 being set simultaneously. Change the code that sets
5880 the default m68hc11_soft_reg_count to use integers instead of strings.
5881 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5882 m68hc11_soft_reg_count (which now has an int type) as the number
5884 * config/m68hc11/m68hc11.opt: New file.
5886 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5888 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5889 fp_displacement_operand, sp_displacement_operand.
5891 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5893 Remove the prototypes for tst_operand, cmp_operand,
5894 stack_register_operand, d_register_operand,
5895 hard_addr_reg_operand, splitable_operand,
5896 m68hc11_logical_operator, m68hc11_arith_operator,
5897 m68hc11_non_shift_operator, m68hc11_shift_operator,
5898 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5899 non_push_operand, hard_reg_operand, and
5900 reg_or_some_mem_operand.
5901 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5903 (tst_operand, cmp_operand, non_push_operand,
5904 splitable_operand, reg_or_some_mem_operand,
5905 stack_register_operand, d_register_operand,
5906 hard_addr_reg_operand, hard_reg_operand,
5907 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5908 m68hc11_arith_operator, m68hc11_non_shift_operator,
5909 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5911 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5912 * config/m68hc11/m68hc11.md: Include predicates.md.
5913 * config/m68hc11/predicates.md: New.
5915 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5918 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5919 change checked in along with 2005-03-03's patch for debug/20253.
5920 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5921 (remap_decl): Insert type decl in map earlier.
5923 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5925 PR tree-optimization/20640
5926 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5927 post-dominator if it has phi nodes.
5928 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5929 before dead statements.
5931 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5934 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5936 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5938 PR rtl-optimization/20290
5939 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5940 in every iteration if the entry point is the exit test.
5942 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5944 * config/cris/cris.md (attribute "length"): Define.
5946 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5948 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5949 (word_offset_memref_operand): New.
5950 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5951 (indexed_or_indirect_operand): Delete.
5952 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5953 (indexed_or_indirect_operand): Delete.
5955 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5958 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5961 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5962 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5964 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5966 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5968 2005-04-01 Ian Lance Taylor <ian@airs.com>
5970 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5971 (rus, prus): Remove static variables.
5972 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5973 (process_command): Permit report_times and use_pipes together.
5975 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5977 * c-decl.c (validate_proto_after_old_defn): Look at
5978 TYPE_MAIN_VARIANT of argument types.
5980 2005-04-01 Paul Brook <paul@codesourcery.com>
5982 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5983 (arm_output_function_epilogue): Allow call_via_SP.
5984 (thumb_call_via_reg, arm_file_end): Ditto.
5985 * config/arm/arm.h (struct machine_function): Include space for SP.
5986 (thumb_call_via_label): Update declaration.
5988 2005-04-01 Ian Lance Taylor <ian@airs.com>
5990 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5991 doing a peephole optimization, once again put any notes in the
5994 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5996 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5998 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6000 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6001 (block_alloc, find_free_reg): Likewise.
6002 * loop-doloop.c (doloop_modify): Likewise.
6003 * loop-invariant.c (record_use): Likewise.
6004 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6005 get_iv_value, canon_condition, eliminate_implied_condition,
6006 eliminate_implied_condition, simplify_using_initial_values,
6007 shorten_into_mode, canonicalize_iv_subregs,
6008 iv_number_of_iterations): Likewise.
6009 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6010 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6011 unswitch_loop): Likewise.
6012 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6013 move_movables, replace_call_address, find_and_verify_loops,
6014 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6015 record_giv, final_giv_value, general_induction_var,
6016 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6017 loop_giv_dump): Likewise.
6019 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6020 GCOV_CHECK_WRITING): Remove.
6021 (gcov_position, gcov_rewrite): Use gcc_assert.
6022 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6023 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6024 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6027 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6029 * tree-inline.c: Fix a typo.
6031 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6033 * configure.ac (enable-checking): Explicitly set all variables for
6034 collective switch values. Alphabetize variables. Rename
6035 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6037 * doc/install.texi (enable-checking): Update documentation.
6038 * configure: Rebuilt.
6040 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6042 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6045 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6047 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6048 Also reject cases where this pattern will cause load delay stalls
6049 unless optimizing for size and it will produce a shorter sequence.
6050 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6051 variants to avoid pre-adjusting the base when possible.
6053 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6055 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6056 the frame and argument pointers.
6057 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6058 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6059 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6060 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6061 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6062 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6064 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6066 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6067 with entry for selectany attribute.
6068 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6070 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6071 (i386_pe_asm_named_section): Handle sections generated by
6072 selectany attribute.
6073 * doc/extend.texi (selectany): Document attribute.
6075 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6076 Jan Hubicka <jh@suse.cz>
6078 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6079 to fix addresses involving EBP and ESP.
6080 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6081 for SUBREGed registers.
6082 (legitimate_address_p): Accept SUBREGed registers.
6084 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6087 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6088 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6091 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6093 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6095 2005-04-01 James E Wilson <wilson@specifixinc.com>
6098 * dwarf2out.c (rtl_for_decl_init): New function.
6099 (rtl_for_decl_location): Extracted from here.
6100 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6101 add_const_value_attribute. Delete initializer_constant_valid_p call.
6103 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6105 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6106 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6107 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6108 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6109 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6110 config/i386/i386.md, config/rs6000/predicates.md,
6111 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6112 config/s390/s390.c, config/stormy16/stormy16.c,
6113 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6116 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6119 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6120 COND_EXPR and CALL_EXPR.
6122 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6125 * genautomata.c (first_cycle_unit_presence): Check all alternative
6126 states for unit presence.
6128 * doc/md.texi: Remove remark about impossibility to query unit
6129 presence in non nondeterministic automaton state.
6131 * config/ia64/ia64.c (get_template): Change order of unit querying.
6133 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6135 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6138 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6140 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6141 flag for edges outside any loops.
6143 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6145 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6147 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6149 * tree-ssa-alias.c: Follow spelling conventions.
6150 * doc/tree-ssa.texi: Fix a typo.
6152 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6154 * postreload-gcse.c: Include target.h.
6155 (gcse_after_reload_main): Return early if we cannot modify jumps.
6156 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6158 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6160 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6161 expensive operations.
6163 2005-03-31 Ian Lance Taylor <ian@airs.com>
6165 * collect2.c (lderrout): New variable.
6166 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6167 if it is set, to stderr.
6168 (handler): Unlink lderrout if it is set.
6169 (dump_file): Add "to" parameter. Change all callers.
6170 (main): Initialize lderrout.
6171 (collect_execute): Add errname parameter. Change all callers.
6172 Rename redir parameter to outname. Never pass
6173 PEX_STDERR_TO_STDOUT to pex_run.
6174 * collect2.h (collect_execute, dump_file): Update declarations.
6175 * tlink.c (tlink_execute): Add errname parameter. Change all
6177 (do_tlink): Check lderrout as well as ldout.
6179 2005-03-31 Caroline Tice <ctice@apple.com>
6181 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6182 (bb-reorder.o): Add errors.h to list of requirements.
6183 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6184 profiledbootstrap flags.
6185 * bb-reorder.c (errors.h): Add new include.
6186 (struct bbro_basic_block_data_def): Add new field, in_trace.
6187 (add_unlikely_executed_notes): Remove function.
6188 (mark_bb_for_unlikely_executed_section): Remove function.
6189 (insert_section_boundary_note): New function.
6190 (verify_hot_cold_block_grouping): New function.
6191 (push_to_next_round_p): Remove variables and tests that push all
6192 cold blocks to last round.
6193 (find_traces): Remove code that added extra round of trace finding
6194 when doing partitioning.
6195 (find_traces_1_round) : Remove variable last_round; add code to
6196 update new struct field, in_trace; correct trace_length where it was
6197 incorrect before (after call to copy_bb); change code that pushed all
6198 cold blocks to last round. Instead verify that all blocks going into
6199 a trace belong in the same partition.
6200 (connect_traces): Modify to connect the traces in two passes, if the
6201 function contains both hot and cold blocks. The first pass connects
6202 all the traces for blocks in the partition that the first block in
6203 the function belongs to; the second pass connnects all the traces
6204 containing blocks that belong in the other partition.
6205 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6206 code that automatically put the first block in a function into the
6207 hot partition if the function had any hot blocks.
6208 (fix_crossing_unconditional_branches): Check number of succ edges
6209 before attempting to get one.
6210 (fix_edges_for_rarely_executed_code): Update comment describing
6212 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6213 remove call to add_unlikely_executed_notes; add call to
6214 verify_hot_cold_block_grouping.
6215 (duplicate_computed_gotos): Don't change computed goto if it's a
6217 (partition_hot_cold_basic_blocks): Update function comment.
6218 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6220 (try_forward_edges): Likewise.
6221 (merge_blocks_move_predecessor_nojumps): Likewise.
6222 (merge_blocks_move_successor_nojumps): Likewise.
6223 (merge_blocks_move): Likewise.
6224 (try_crossjump_bb): Likewise.
6225 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6226 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6227 notes to cold bb's; remove call to update_unlikely_executed_notes.
6228 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6229 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6230 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6231 function declaration.
6232 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6234 (rtl_can_merge_blocks): Remove redundancy from condition.
6235 (try_redirect_by_replacing_jump): Likewise.
6236 (force_nonfallthru_and_redirect): Remove code for adding
6237 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6238 (commit_one_edge_insertion): Likewise.
6239 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6240 * dbxout.c (FORCE_TEXT): Replace function_section with
6241 current_function_section.
6242 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6243 function, switch_text_section.
6244 (struct xcoff_debug): Likewise.
6245 (dbxout_function_end): Add code to put out label diffs for both
6246 hot and cold sections.
6247 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6248 for new debug_hooks funciton, switch_text_section..
6249 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6250 switch_text_section.
6251 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6252 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6253 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6254 dw_fde_switched_sections.
6255 (output_call_frame_info): Add test to see if function switches text
6256 sections in the middle; if so, use appropriate extra hot and cold
6257 section labels to compute size deltas for the hot and cold sections.
6258 (dwarf2out_begin_prologue): Add code to initialize new fields in
6260 (dwarf2out_switch_text_section): New function (invoked through
6261 debug_hook); updates new fields in dw_fde_struct appropriately and
6262 increments separate_line_info_table_in_use.
6263 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6264 dwarf2out_switch_text_section.
6265 (struct var_loc_node): Add new field, section_label.
6266 (output_aranges): Add code to check whether in hot or cold section and
6267 use the appropriate label in calculating deltas.
6268 (output_ranges): Likewise.
6269 (output_line_info): Add code to check which section we're in and
6270 use appropriate hot/cold label.
6271 (add_location_or_constant_value_attribute): Likewise.
6272 (gen_subprogam_die): Modify arange attributes to use correct labels.
6273 (dwarf2out_begin_block): Change call to function_section into call to
6274 current_function_section.
6275 (dwarf2out_end_block): Likewise.
6276 (dwarf2out_source_line): Likewise.
6277 (dwarf2out_var_location): Add code to check whether in hot or cold
6278 section and use the appropriate label.
6279 * except.c (output_function_exception_table): Change call to
6280 function_section into call to current_function_section.
6281 * final.c (profile_function): Likewise.
6282 (scan_ahead_for_unlikely_executed_note): Remove function.
6283 (final_scan_insn): Remove calls to
6284 scan_ahead_for_unlikely_executed_note, and related code for switching
6285 to cold section, except for the single time
6286 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6287 debug_hooks->switch_text_sections; replace appropriate calls to
6288 function_section with calls to current_function_section.
6289 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6290 test_bb to condition.
6291 (find_if_case_2): Likewise.
6292 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6293 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6294 * opts.c (decode_options): Change warning about hot/cold partitioning
6295 with exceptionss to inform (so as not to cause bootstrap failures);
6296 remove warning about partitioning with DWARF debug info.
6297 * output.h (current_function_section): Add new function decl.
6298 (insert_section_boundary_note): Likewise.
6299 (enum in_section): Move this declaration here from varasm.c.
6300 (unlikely_section_label): Likewise.
6301 (unlikely_text_section_name): Likewise.
6302 (last_text_section_name): New global variable.
6303 (last_text_section): Likewise.
6304 (hot_section_label): Likewise.
6305 (hot_section_end_label): Likewise.
6306 (cold_section_end_label): Likewise.
6307 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6308 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6309 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6310 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6311 insn from consideration.
6312 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6313 switch_text_section.
6314 * varasm.c (basic-block.h): Add new include.
6315 (unlikely_section_label_printed): Remove global variable.
6316 (unlikely_section_label): Make global variable not be static any more.
6317 (unlikely_text_section_name): Likewise.
6318 (hot_section_end_label): New global variable (not static)
6319 (first_function_block_is_cold): Likewise.
6320 (hot_section_label): Likewise.
6321 (cold_section_end_label): Likewise..
6322 (last_text_section): New global variable, not static.
6323 (last_text_section_name): New global variable, not static.
6324 (initialize_cold_section_name): New function.
6325 (enum in_section): Move declaration to output.h.
6326 (text_section): Update last_text_section.
6327 (unlikely_text_section): Replace code to determine cold section name
6328 with call to initialize_cold_section_name; Add code to update
6329 last_text_section; remove code for printing out label.
6330 (named_section_real): Add code to update last_text_section and
6331 last_text_section_name as appropriate.
6332 (function_section): Change test for 'unlikely' to depend on
6333 first_function_block_is_cold (moved old test to
6334 current_function_section).
6335 (current_function_section): New function.
6336 (assemble_start_function): Move code that frees
6337 unlikely_text_section_name; initialize hot_section_end_label;
6338 print hot and cold section labels at the start of the function;
6339 set first_function_block_is_cold, if appropriate; initialize l
6340 ast_text_section; add call to insert_section_boundary_note.
6341 (assemble_end_function): Add code to write out hot and cold section
6343 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6344 switch_text_section.
6345 * config/darwin.c (machopic_select_section): Replace incorrect
6346 function in base_funs; update reloc for cold sections if necessary.
6347 * config/darwin.h (SECTION_FUNCTION): Add code to update
6348 last_text_section if appropriate.
6349 (text_unlikely_section): Remove.
6350 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6351 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6352 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6353 partitioning for this architecture.
6355 2005-03-31 Olivier Hainque <hainque@adacore.com>
6357 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6358 defined and non-zero.
6360 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6363 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6366 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6369 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6370 label operand. Remove (use (unspec..)). Don't emit a label on
6372 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6373 generate inline label for load_toc_v4_PIC_1b.
6374 (rs6000_emit_load_toc_table): Likewise.
6376 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6378 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6379 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6381 2005-03-29 Devang Patel <dpatel@apple.com>
6383 * tree-sra.c (decide_block_copy): Disable scalarization of
6386 2005-03-30 Stuart Hastings <stuart@apple.com>
6387 Dale Johannesen <dalej@apple.com>
6389 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6390 * print-tree.c (print_node): Add case STATEMENT_LIST.
6392 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6394 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6395 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6396 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6397 is given with "powerpc64*" or "all", or when --with-cpu chooses
6400 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6403 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6404 gen_lexical_block_die.
6405 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6407 2005-03-31 Jan Hubicka <jh@suse.cz>
6409 2004-11-02 Jan Hubicka <jh@suse.cz>
6411 * cgraph.c (cgraph_varpool_node_name): New function.
6412 (dump_cgraph_varpool_node): New function.
6413 (dump_varpool): New function.
6414 * cgraphunit.c (cgraph_optimize): Dump varpool.
6416 2004-10-16 Jan Hubicka <jh@suse.cz>
6418 * cgraph.c (decide_is_variable_needed): New function.
6419 (cgraph_varpool_finalize_decl): Use it.
6420 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6422 * final.c (output_addr_const): Do not call mark_referenced.
6423 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6424 always go via cgraph.
6425 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6426 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6427 * tree-optimize.c (execute_inline): Mark functions called.
6428 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6430 2004-10-11 Jan Hubicka <jh@suse.cz>
6432 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6433 (cgraph_varpool_last_needed_node): New static variable.
6434 (enqueue_needed_varpool_node): Break out from ...; add items to the
6435 end of queue; update first pointers.
6436 (cgraph_varpool_mark_needed_node): ... here.
6437 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6438 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6439 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6440 (cgraph_varpool_first_unanalyzed_node): Declare.
6441 * cgraphunit.c: Include output.h.
6442 (cgraph_varpool_analyze_pending_decls): New function.
6443 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6444 for errors, analyze pending decls.
6445 (cgraph_finalize_compilation_unit): Only analyze decls.
6446 (cgraph_optimize): Assemble the decls after expanding.
6448 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6450 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6451 subvars get marked properly in tags for grouping.
6452 (add_pointed_to_var): Mark only actual pointed to
6453 variables/subvars in addresses needed.
6454 (create_overlap_variables_for): Clear call clobbered on original
6456 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6457 addresable vars with subvars into list.
6458 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6461 2005-03-30 Richard Henderson <rth@redhat.com>
6463 * cgraph.h (struct cgraph_node): Add alias.
6464 * varasm.c (assemble_alias): Set it.
6465 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6466 avoid calling cgraph_expand_function.
6468 2005-03-30 Tom Tromey <tromey@redhat.com>
6470 * tree.def (FILE_TYPE): Removed.
6471 * typeclass.h (enum type_class): Removed file_type_class.
6472 * dwarf2out.c (is_base_type): Updated.
6473 (gen_type_die): Likewise.
6474 * dbxout.c (dbxout_type): Updated.
6475 * builtins.c (type_to_class): Updated.
6476 * tree.c (type_contains_placeholder_1): Updated.
6477 * config/sparc/sparc.c (sparc_type_code): Updated.
6478 * config/ia64/ia64.c (hfa_element_mode): Updated.
6479 * expr.c (count_type_elements): Updated.
6480 * stor-layout.c (layout_type): Updated.
6481 * tree-inline.c (remap_type): Updated.
6482 * tree-pretty-print.c (dump_generic_node): Updated.
6484 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6486 * builtins.c (expand_builtin_powi): Fix mode of
6487 2nd argument to match int.
6488 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6489 2nd argument type to int.
6490 * libgcc2.c: Change prototype of __powi* functions to use
6493 2005-03-30 Dale Johannesen <dalej@apple.com>
6496 * calls.c (expand_call): Flush pending deferrals before
6499 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6503 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6504 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6505 c_label_context, label_context_stack): New.
6506 * c-decl.c (define_label): Check for jumps into statement
6507 expressions. Add label to list of defined labels.
6508 (start_function): Push context on label_context_stack.
6509 (finish_function): Pop context from label_context_stack.
6510 * c-typeck.c (label_context_stack): New.
6511 (c_finish_goto_label): Check for jumps into statement
6512 expressions. Add label to list of jumped to labels.
6513 (struct c_switch): Add blocked_stmt_expr.
6514 (c_start_case): Initialize it.
6515 (do_case): Check it.
6516 (c_finish_case): Verify !blocked_stmt_expr.
6517 (c_begin_stmt_expr): Push context on label_context_stack.
6518 Increment blocked_stmt_expr. Mark labels jumped to from outside
6520 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6521 defined in the statement expression and no longer jumpable to.
6522 Mark labels jumped to from just outside the statement expression
6523 as again definable. Pop context from label_context_stack.
6524 * doc/extend.texi (Statement Exprs): Update.
6526 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6529 * c-decl.c (start_function): Check for old_decl being
6532 2005-03-30 Ian Lance Taylor <ian@airs.com>
6534 * final.c (final): Remove prescan parameter. Change all callers.
6535 (final_scan_insn): Remove prescan parameter. Change all callers.
6537 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6539 * tree-vectorizer.c: Fix comment typos.
6541 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6543 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6544 as soon as a chrec_dont_know is detected.
6546 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6548 Merge from csl-arm-branch.
6549 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6551 * tlink.c (recompile_files): Do not assume that "rename" can
6552 overwrite an existing file.
6554 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6556 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6557 * gcc/configure: Regenerate.
6559 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6561 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6563 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6565 * calls.c (struct arg_data): Update "partial" comment.
6566 (load_register_parameters): Update "nregs" comment.
6568 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6570 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6571 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6572 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6573 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6574 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6575 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6576 than target_flags & 0.
6577 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6578 (iq2000_arch, iq2000_parse_cpu): Delete.
6579 (TARGET_HANDLE_OPTION): Override default.
6580 (iq2000_handle_option): New function.
6581 (override_options): Remove -march= and -mcpu= handling.
6582 * config/iq2000/iq2000.opt: New file.
6584 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6586 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6587 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6588 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6589 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6590 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6591 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6592 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6593 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6594 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6595 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6596 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6597 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6598 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6599 (TARGET_OPTIONS): Delete.
6600 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6601 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6602 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6603 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6604 (c4x_cpu_version_string): Delete.
6605 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6606 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6607 equivalent -mcpu= option.
6608 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6609 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6610 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6611 or clearing the appropriate MASK_* bit.
6612 (c4x_file_start): Use c4x_cpu_version.
6613 * config/c4x/c4x.opt: New file.
6615 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6617 * doc/options.texi: Document the new MaskExists flag.
6618 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6619 if the option has the MaskExists flag.
6621 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6623 * opt-functions.awk (flag_set_p, test_flag): New functions.
6624 (switch_flags): Use them.
6625 * opth-gen.awk: Use flag_set_p to check for flags.
6626 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6628 2005-03-30 Ian Lance Taylor <ian@airs.com>
6630 * config.host (i[34567]86-*-mingw32*): Don't set
6631 host_can_use_collect2 to no.
6633 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6636 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6637 Remove convert_memory_address call duplicating that in memory_address.
6639 2005-03-29 Richard Henderson <rth@redhat.com>
6642 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6643 (build_compound_literal): Likewise. Propagate decl type into the
6645 (finish_decl): Likewise. Use new return value from complete_array_type
6646 for zero sized arrays.
6647 (complete_array_type): Move ...
6648 * c-common.c (complete_array_type): ... here. Change first argument
6649 to pointer-to-type-node. Consistently use sizetype for the index
6650 except for zero sized arrays. Detect zero sized arrays for pedantic
6651 mode diagnostics. Create a new type node instead of modifying the
6653 * c-tree.h (complete_array_type): Move decl ...
6654 * c-common.h (complete_array_type): ... here.
6656 2005-03-29 Richard Henderson <rth@redhat.com>
6659 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6661 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6663 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6664 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6665 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6666 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6668 2005-03-29 Eric Christopher <echristo@redhat.com>
6670 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6671 truthvalue conversion removal.
6673 2005-03-29 Ian Lance Taylor <ian@airs.com>
6676 * collect2.c: Never include <vfork.h>.
6677 (VFORK_STRING, vfork): Don't define.
6678 (pid): Remove global variable.
6679 (handler): Call raise instead of kill (getpid(), ...).
6680 (collect_wait): Add pex parameter. Change all callers. Use
6681 pex_get_status rather than pwait.
6682 (do_wait): Add pex parameter. Change all callers.
6683 (collect_execute): Return struct pex_obj * rather than void. Use
6684 pex routines rather than pexecute.
6685 (fork_execute): Get pex_obj from collect_execute, and pass it to
6687 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6688 Only declare quit_handler if SIGQUIT is defined.
6689 (scan_libraries): Likewise.
6690 * collect2.h (collect_execute): Update declaration.
6691 (collect_wait): Update declaration.
6692 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6693 pass it to collect_wait.
6695 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6698 * c-parser.c (c_parser_compound_statement_nostart): Give error
6699 message for EOF instead of just setting parser->error.
6701 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6703 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6704 (slpeel_update_phi_nodes_for_guard1): New function.
6705 (slpeel_update_phi_nodes_for_guard2): New function.
6706 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6707 of slpeel_update_phi_nodes_for_guard.
6708 (vectorize_loops): Remove call to loop_closed_rewrite.
6709 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6712 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6714 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6715 (TARGET_LITTLE_ENDIAN): New macro.
6716 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6717 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6718 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6719 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6720 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6721 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6722 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6723 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6724 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6725 (TARGET_OPTIONS): Delete.
6726 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6727 (CACHE_FLUSH_TRAP): Turn into an integer.
6728 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6729 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6730 -mflush-trap is in use.
6731 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6732 (m32r_cache_flush_trap_string): Delete.
6733 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6734 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6735 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6736 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6737 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6738 -mmodel= and -msdata= handling from...
6739 (m32r_init): ...here.
6740 * config/m32r/m32r.opt: New file.
6742 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6744 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6745 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6746 * tree-vect-analyze.c (vect_object_analysis): additional parm
6747 pass back a "struct ptr_info_def *" with the points-to info.
6748 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6749 statement using info returned from vect_object_analysis.
6750 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6751 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6752 for virtual uses and defs when creating a replacement vector
6753 reference. Call duplicate_ssa_name_ptr_info to define points-to
6754 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6755 (vectorizable_store): copy_virtual_operands and update
6756 definition statements.
6757 (vectorizable_load): copy_virtual_operands. Remove call to
6758 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6759 * tree-vectorizer.c (vectorize_loops): Remove calls to
6760 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6761 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6762 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6763 define macro STMT_VINFO_PTR_INFO for use in accessing.
6764 * tree.h add export of duplicate_ssa_name_ptr_info.
6765 * rs6000.c (altivec_init_builtins): Declare builtin function
6766 __builtin_altivec_mask_for_load to be "const".
6768 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6771 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6772 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6773 assemble_variable on aliases.
6774 * varasm.c (assemble_alias): Set node->alias.
6775 * toplev.c (wrapup_global_declarations): Don't call
6776 rest_of_decl_compilation on aliases again.
6778 2005-03-29 Paul Brook <paul@codesourcery.com>
6780 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6781 * config/arm/arm.c (arm_dbx_register_number): New function.
6782 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6784 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6787 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6788 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6790 2005-03-29 Dale Johannesen <dalej@apple.com>
6792 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6793 $(TREE_H) and $(COVERAGE_H).
6794 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6795 * opts.c (common_handle_option): Enable tree-based value transforms.
6796 * toplev.c (process_options): Ditto.
6797 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6798 refers to references to this type.
6799 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6800 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6801 for may_be_more, may_be_less.
6802 (rtl_gen_pow2_profiler): Adjust.
6803 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6804 (rtl_gen_one_value_profiler): Adjust.
6805 (rtl_gen_const_delta_profiler): Adjust.
6806 * tree-profile.c (tree_gen_interval_profiler): Implement.
6807 (tree_gen_pow2_profiler): Ditto.
6808 (tree_gen_one_value_profiler): Ditto.
6809 (tree_profiling): New.
6810 (pass_tree_profile): Reference it.
6811 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6813 (insn_divmod_values_to_profile): Rename to
6814 rtl_divmod_values_to_profile. Adjust.
6815 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6816 (insn_prefetch_values_to_profile): Adjust.
6817 (rtl_value_profile_transformations): Adjust.
6818 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6819 (gen_mod_pow2): Rename to rtl_mod_pow2.
6820 (gen_mod_subtract): Rename to rtl_mod_subtract.
6821 (divmod_fixed_value_transform): Rename to
6822 rtl_divmod_fixed_value_transform.
6823 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6824 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6825 (rtl_find_values_to_profile): Adjust.
6826 (tree_value_profile_transformations): Implement.
6827 (tree_divmod_values_to_profile): New.
6828 (tree_values_to_profile): New.
6829 (tree_divmod_fixed_value): New.
6830 (tree_mod_pow2): New.
6831 (tree_mod_subtract): New.
6832 (tree_divmod_fixed_value_transform): New.
6833 (tree_mod_pow2_value_transform): New.
6834 (tree_mod_subtract_transform): New.
6835 (tree_find_values_to_profile): Implement.
6836 * profile.c (instrument_values): Free histograms.
6837 (compute_value_histograms): Adjust. Implement tree version.
6839 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6841 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6842 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6843 variable. Output "fldcw" depending on round_mode.
6844 * config/i386/i386.md (UNSPEC_FIST): New.
6845 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6846 New isns patterns to implement lrint and llrint built-ins as x87
6848 (fistdi2, fist<mode>2 splitters): New splitters.
6849 (lrint<mode>2): New expanders.
6851 2005-03-28 Ian Lance Taylor <ian@airs.com>
6853 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6854 0 when calling final_scan_insn.
6856 2005-03-28 Jan Hubicka <jh@suse.cz>
6859 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6862 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6863 types where possible.
6865 2005-03-26 Per Bothner <per@bothner.com>
6867 Make -f[no-]show-column also control non-cpp diagnostics.
6868 * c.opt (fshow-column): Move option from here ...
6869 * common.opt (fshow-column): ... to here.
6870 * diagnostic.c (diagnostic_build_prefix): Only print column number
6871 if flag_show_column.
6873 2005-03-27 Steven Bosscher <stevenb@suse.de>
6875 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6876 vax_output_conditional_branch): New prototypes.
6877 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6878 extracted from vax.md mov and add patterns.
6879 (vax_output_conditional_branch): New function to output conditional
6880 branch instructions.
6881 * vax.md: Use mode macros for arithmetic and mov patterns.
6882 Use code macros for the jump patterns.
6884 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6886 * Makefile.in (libbackend.o): Depend on version files;
6887 add custom generation command.
6889 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6892 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6893 sure that we have a REG before getting its REGNO.
6895 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6897 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6898 * builtins.def (BUILT_IN_STRNDUP): New.
6900 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6902 PR tree-optimization/20470
6903 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6906 2005-03-25 Mike Stump <mrs@apple.com>
6908 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6911 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6913 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6914 Use our own structure definitions.
6916 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6917 (fix_truncdfsi2): Allow registers or memory as destination.
6918 When TARGET_PPC_GFXOPT, generate simplified pattern.
6919 (fix_truncdfsi2_internal): Use define_insn_and_split.
6920 (fix_truncdfsi2_internal_gfxopt): New.
6921 (fctiwz): Don't confuse register allocation by giving it no choices.
6923 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6924 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6925 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6926 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6928 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6930 * dominance.c (free_dominance_info): Speed up by freeing et
6931 data structures without maintaining other nodes.
6932 * et-forest.c (et_free_tree_force): New.
6933 * et-forest.h: Add a prototype for et_free_tree_force.
6935 * tree.c (get_set_constructor_bits,
6936 get_set_constructor_bytes): Remove.
6937 * tree.h: Remove the corresponding prototypes.
6939 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6942 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6943 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6944 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6945 PRE_DEC, NEG and NOT.
6947 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6949 * fold-const.c: Convert uses of fold (build (...)) to
6952 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6954 PR rtl-optimization/20249
6955 * cse.c (insert_regs): Do not record equivalence of registers in
6958 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6960 * emit-rtl.c (reverse_comparison): Remove.
6961 * rtl.h: Remove the corresponding prototype.
6963 2005-03-24 James E Wilson <wilson@specifixinc.com>
6965 * doc/install.texi (--enable-altivec): Delete docs.
6967 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6969 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6970 SFmode and DFmode before reload when
6971 flag_unsafe_math_optimizations not enabled.
6973 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6975 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6977 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6978 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6980 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6982 * configure.ac (enable-checking): Add 'runtime' option.
6983 * doc/install.texi (enable-checking): Document 'runtime' checking.
6984 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6985 * config.in: Regenerated.
6986 * configure: Regenerated.
6988 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6990 * optabs.h (enum optab_index): Remove OTI_llrint.
6991 (llrint_optab): Remove macro.
6992 * optabs.c (init_optabs): Remove llrint_optab initialization.
6993 * genopinit.c (optabs): Remove llrint_optab implementation.
6994 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6997 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6999 PR rtl-optimization/20532
7000 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7001 overflow when adding coefficients for PLUS or MINUS.
7002 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7005 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7007 * langhooks.h (truthvalue_conversion): Remove.
7008 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7009 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7010 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7011 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7012 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7014 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7016 * params.def: Fix a typo.
7017 * config/mips/mips.c: Follow the spelling convensions.
7018 * doc/invoke.texi: Fix typos.
7020 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7022 Fix PR tree-optimization/20601
7024 * tree-ssa-pre.c (insert_aux): Add missing condition to
7027 2005-03-23 Ian Lance Taylor <ian@airs.com>
7029 * final.c (final_scan_insn): Don't remove no-op instructions.
7030 * reload1.c (reload): Remove simple no-op instructions even when
7033 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7035 PR tree-optimization/20501
7036 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7037 reporting that peeling for alignment is applied moved to...
7038 * (vect_analyze_data_refs_alignment): Here.
7040 2005-03-23 Ian Lance Taylor <ian@airs.com>
7042 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7044 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7046 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7047 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7049 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7051 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7052 imply that this is called once, independent of asms in code.
7053 Adjust to now being pased output and input lists. Mention helper
7054 function decl_overlaps_hard_reg_set_p.
7055 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7056 hook_tree_tree_identity and to take three trees, returning third.
7057 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7059 * stmt.c: include hard-reg-set.h before tree.h.
7060 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7061 (decl_conflicts_with_clobbers_p): Call
7062 decl_overlaps_hard_reg_set_p.
7063 (expand_asm_operands): Pass output and input lists in call to
7064 targetm.md_asm_clobbers.
7065 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7066 hook_tree_tree_tree_tree_3rd_identity.
7067 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7069 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7070 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7071 parameters, first two unused.
7072 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7073 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7074 in constraint letters and MOF is not mentioned as a asm-declared
7075 register in neither of the input and output lists.
7077 2005-03-23 DJ Delorie <dj@redhat.com>
7079 * optabs.c (expand_binop): Make sure the first subword's result
7082 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7084 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7085 Call c_common_truthvalue_conversion rather than
7086 lang_hooks.truthvalue_conversion.
7087 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7088 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7090 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7091 c_common_truthvalue_conversion.
7092 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7093 c_parser_conditional_expression, c_parser_binary_expression): Call
7094 c_objc_common_truthvalue_conversion.
7095 * c-typeck.c (build_unary_op): Call
7096 c_objc_common_truthvalue_conversion.
7097 (build_conditional_expr): Do not call
7098 lang_hooks.truthvalue_conversion.
7099 (build_binary_op): Call c_common_truthvalue_conversion.
7100 (c_objc_common_truthvalue_conversion): Moved from
7101 c-objc-common.c. Call default_function_array_conversion instead
7102 of default_conversion.
7104 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7106 * c-common.h (default_conversion): Remove.
7107 (perform_integral_promotions): Add.
7108 * c-tree.h (default_conversion): Add.
7109 * c-typeck.c (perform_integral_promotions): New, split out from
7111 * c-common.c (check_case_value): Use perform_integral_promotions,
7112 not default_conversion.
7113 (c_add_case_label): Don't continue processing case label after
7114 found to be pointer.
7116 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7118 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7119 the prefix list if we have already added a multilib directory
7121 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7124 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7126 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7128 * reload.h: Remove the prototype for indirect_symref_ok.
7130 * reload1.c (indirect_symref_ok): Make it global.
7131 * reload.h: Add a prototype for indirect_symref_ok.
7133 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7135 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7138 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7140 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7142 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7144 * c-opts.c (c_common_parse_file): Only start/end main source file
7145 if debug hooks says the writer wants it.
7146 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7148 (xcoff_debug_hooks): Ditto.
7149 * debug.c (do_nothing_hooks): Ditto.
7150 * debug.h (gcc_debug_hooks): Ditto.
7151 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7152 * sdbout.c (sdb_debug_hooks): Ditto.
7153 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7155 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7157 * doc/extend.texi: Deprecate C++ min/max operators.
7159 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7161 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7162 artificial original candidates.
7164 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7165 Jan Hubicka <jh@suse.cz>
7166 Steven Bosscher <stevenb@suse.de>
7168 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7169 call cost based on argument sizes.
7170 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7172 * params.def: (max-inline-inssn-single): Set to 450.
7173 (max-inline-insns-auto): Set to 90.
7174 (max-inline-insns-recursive): Set to 450
7175 (max-inline-insns-recursive-auto): Set to 450.
7176 (large-function-insns): Set to 2700.
7177 (inline-call-cost): New parameter.
7178 * tree-inline.c (estimate_move_cost): New function.
7179 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7180 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7182 * tree-inline.h (estimate_move_cost): Declare.
7183 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7184 (max-inline-insns-auto): Change default to 90.
7185 (max-inline-insns-recursive): Change default to 450
7186 (max-inline-insns-recursive-auto): Change default to 450.
7187 (large-function-insns): Change default to 2700.
7188 (inline-call-cost): Document new parameter.
7190 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7192 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7193 (TARGET_DEFAULT): Delete.
7194 * config/i860/i860.opt: New file.
7196 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7198 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7199 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7200 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7201 (frv_sched_lookahead): Delete.
7202 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7203 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7204 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7205 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7206 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7207 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7208 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7209 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7210 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7211 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7212 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7213 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7214 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7215 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7216 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7217 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7218 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7219 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7220 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7221 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7222 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7223 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7224 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7225 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7226 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7227 (frv_sched_lookahead): Delete.
7228 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7229 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7230 (frv_handle_option): New function. Move -mcpu= handling from...
7231 (frv_override_options): ...here. Remove handling of other
7233 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7234 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7235 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7236 and TARGET_NO_MULTI_CE.
7237 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7238 !TARGET_VLIW_BRANCH.
7239 * config/frv/frv.opt: New file.
7241 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7243 * fold-const.c (fold_ternary): Take decomposed arguments of
7245 (fold): Update a call to fold_ternary.
7247 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7248 * tree.h: Add corresponding prototypes.
7250 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7253 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7254 between jump table and its label.
7255 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7256 resp. ADDR_DIFF_VEC and the label preceeding it.
7257 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7258 is emitted in the right section.
7260 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7262 * fold-const.c (fold_unary, fold_binary): Update comments
7265 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7267 PR rtl-optimization/20527
7268 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7269 REG_INC note, test that the register also isn't mentioned in PRED
7272 2005-03-22 Ben Elliston <bje@au.ibm.com>
7274 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7277 2005-03-21 Mike Stump <mrs@apple.com>
7279 * varasm.c (default_assemble_visibility): Remove extra ().
7281 2005-03-21 Roger Sayle <roger@eyesopen.com>
7284 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7285 to determine whether a block can be duplicated, rather than test
7286 whether the block contains noncopyable insns ourselves.
7288 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7290 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7293 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7295 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7297 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7299 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7300 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7301 * config/fr30/fr30.opt: New file.
7303 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7305 Fix PR tree-optimization/20542
7307 * tree-flow-inline.h (overlap_subvar): Move to here.
7308 * tree-ssa-operands.c: From here.
7309 * tree-flow.h (overlap_subvar): Declare.
7310 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7311 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7312 for variables with subvars.
7314 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7317 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7318 * modulo-sched.c (const_iteration_count): Return on NULL
7320 (print_node_sched_params): Return on NULL dump_file.
7321 (generate_reg_moves): Handle reg-anti dependencies and disregard
7322 closing branch when generating register moves.
7323 (sms_schedule): Mark the SMSed block dirty.
7324 * passes.c (rest_of_handle_sms): Call update_life_info for all
7326 * testsuite/gcc.dg/20050321-1.c: New test.
7328 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7330 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7331 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7332 movqi_internal): Likewise.
7334 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7336 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7337 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7338 xtensa_b4const): Delete prototypes.
7339 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7340 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7341 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7342 xtensa_extra_constraint): New prototypes.
7343 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7344 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7345 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7346 move_operand, const_float_1_operand, fpmem_offset_operand,
7347 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7348 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7349 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7350 argument type to HOST_WIDE_INT.
7351 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7352 xtensa_mask_immediate): Likewise.
7353 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7354 Likewise. Also make these functions static.
7355 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7356 (xtensa_const_ok_for_letter_p): New.
7357 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7358 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7359 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7360 move_operand, const_float_1_operand, fpmem_offset_operand,
7361 branch_operator, ubranch_operator, boolean_operator): Move to
7363 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7364 (xtensa_mem_offset): Change return type to bool.
7365 (xtensa_extra_constraint): New.
7366 (gen_int_relational): Update type of const_range_p function pointer.
7367 Use xtensa_b4const_or_zero.
7368 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7369 xtensa_const_ok_for_letter_p. Update comments.
7370 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7371 (PREDICATE_CODES): Delete.
7372 * config/xtensa/xtensa.md: Include predicates.md.
7373 * config/xtensa/predicates.md: New file.
7375 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7377 * config/v850/v850-protos.h: Remove the prototypes for
7378 reg_or_int9_operand, reg_or_const_operand,
7379 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7380 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7381 movsi_source_operand, power_of_two_operand,
7382 not_power_of_two_operand, special_symbolref_operand,
7383 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7384 register_is_ok_for_epilogue.
7385 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7386 reg_or_int9_operand, reg_or_const_operand,
7387 call_address_operand, special_symbolref_operand,
7388 movsi_source_operand, power_of_two_operand,
7389 not_power_of_two_operand, register_is_ok_for_epilogue,
7390 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7391 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7393 * config/v850/v850.h (PREDICATE_CODES): Remove.
7394 * config/v850/v850.md: Include predicates.md.
7395 * config/v850/predicates.md: New.
7397 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7399 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7400 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7401 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7402 (itoolsdir, itoolsdatadir): Move definition above new first use.
7403 (install-itoolsdirs): New rule.
7404 (install-mkheaders): Depend on install-itoolsdirs, not
7405 install-include-dir.
7407 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7409 * tree-into-ssa.c: Remove obsolete comments.
7411 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7413 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7414 unrolling if -fpeel-loops is specified, too.
7415 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7416 Remove superfluous check for flag_unroll_loops.
7418 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7420 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7421 (lrint_optab, llrint_optab): Define corresponding macros.
7422 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7423 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7424 pattern and llrint_optab using llrintdi2 patterns.
7425 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7426 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7427 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7428 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7429 flag_unsafe_math_optimizations is set.
7431 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7433 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7434 simplify_logical, if_then_else_cond, known_cond,
7435 simplify_comparison): Adjust calls to reverse_comparison.
7436 Don't use combine_reversed_comparison_code).
7437 (combine_reversed_comparison_code): Remove.
7438 (reversed_comparison): Using reversed_comparison_code, move it...
7439 * jump.c (reversed_comparison): ... here.
7440 * rtl.h (reversed_comparison): Add prototype.
7442 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7444 * builtins.c (fold_builtin): Take decomposed arguments of
7446 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7447 * gimplify.c (gimplify_call_expr): Likewise.
7448 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7449 * tree.h: Update the prototype of fold_builtin.
7451 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7453 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7454 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7455 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7456 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7457 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7459 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7461 * builtins.c (fold_builtin_1): Take decomposed arguments of
7463 (fold_builtin): Update a call to fold_builtin_1.
7465 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7468 * gcov.c (output_lines): Only output function block summary when
7469 outputting branch information.
7470 * doc/gcov.texi: Document format of preamble and additional block
7473 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7475 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7476 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7477 the defaults false if BITS_PER_UNIT != 8.
7478 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7479 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7480 than BITS_PER_UNIT != 8.
7481 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7482 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7483 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7485 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7486 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7488 2005-03-20 Roger Sayle <roger@eyesopen.com>
7491 * fold-const.c (fold_binary): Fix type mismatch between
7492 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7493 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7494 for non-truth-valued expressions.
7496 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7497 and FUNCTION_DECL in the main switch.
7498 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7499 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7500 we also need to convert their operands to match.
7501 <TRUTH_NOT_EXPR>: Likewise.
7503 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7505 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7506 diagnostic without checking whether an lvalue.
7507 * c-common.h (lvalue_p): Remove.
7508 (enum lvalue_use): Update comment.
7509 (lvalue_or_else): Replace by lvalue_error.
7510 * c-typeck.c (lvalue_p): Make static.
7511 (lvalue_or_else): New. Call lvalue_error.
7513 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7515 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7516 (function_arg_advance): Use rs6000_parm_start.
7517 (function_arg, rs6000_arg_partial_bytes): Likewise.
7519 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7521 * c-common.c (check_case_value): Adjust comment about stripping
7523 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7524 * c-typeck.c (default_conversion, convert_arguments,
7525 build_modify_expr, convert_for_assignment, store_init_value,
7526 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7527 manually. Remove inaccurate comments.
7529 2005-03-20 Roger Sayle <roger@eyesopen.com>
7530 Joseph S. Myers <joseph@codesourcery.com>
7532 * varasm.c (do_assemble_alias): Restore comment describing function.
7533 Annotate the target parameter as potentially unused.
7535 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7538 * config/avr/avr.c (avr_output_function_prologue): Do not use
7539 current_function_name() in a label, use a local label instead.
7541 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7543 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7544 flag_finite_math_only, not flag_unsafe_math_optimizations.
7546 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7548 * builtins.c (fold_builtin_1): Update a call to
7549 targetm.fold_builtin.
7550 * hooks.c (hook_tree_tree_bool_null): Rename to
7551 hook_tree_tree_tree_bool_null. Take one more argument of type
7553 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7554 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7555 hook_tree_tree_tree_bool_null.
7556 * target.h (gcc_target): Update the prototype of fold_builtin.
7557 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7558 arguments of CALL_EXPR.
7559 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7562 2005-03-20 Jan Hubicka <jh@suse.cz>
7564 * cgraph.h (cgraph_node): Add prev_clone pointer.
7565 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7566 (cgraph_clone_node): Produce doubly linked chain.
7568 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7570 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7571 get_nonnull_operand, handle_sentinel_attribute,
7572 check_function_arguments_recurse): Do not strip NOPS from
7574 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7576 * c-format.c (get_constant): Likewise.
7577 * c-parser.c (c_parser_postfix_expression): Likewise.
7578 * c-typeck.c (set_init_index): Likewise.
7579 (convert_arguments): Don't check for NOP_EXPR containing integer
7582 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7584 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7585 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7586 Take decomposed arguments of CALL_EXPR.
7587 (fold_builtin_1): Update calls to the functions mentioned
7590 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7592 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7593 width to have integer type.
7594 (build_enumerator): Require enumerator value to have integer type.
7596 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7598 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7601 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7603 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7604 std=iso9899:199x): Correct descriptions.
7606 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7608 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7611 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7613 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7615 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7616 fold_builtin_memcpy.
7618 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7619 arguments of CALL_EXPR.
7620 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7621 fold_builtin_found, fold_builtin_1): Update calls to
7622 fold_trunc_transparent_mathfn.
7624 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7627 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7628 function pointers on targets that require function pointer
7630 (fold_sign_changed_comparison): Likewise.
7632 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7634 * combine.c (try_combine): When changing the mode of a hard reg, make
7635 sure that doing so is valid.
7637 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7639 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7640 (TARGET_HANDLE_OPTION): Override default.
7641 (avr_handle_option): New function.
7642 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7643 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7644 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7645 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7646 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7647 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7648 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7649 (TARGET_OPTIONS): Delete.
7650 * config/avr/avr.opt: New file.
7652 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7654 * config/m32r/m32r-protos.h: Remove the prototypes for
7655 call_address_operand, symbolic_operand, seth_add3_operand,
7656 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7657 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7658 two_insn_const_operand, move_src_operand,
7659 move_double_src_operand, move_dest_operand,
7660 eqne_comparison_operator, signed_comparison_operator,
7661 large_insn_p, conditional_move_operand, carry_compare_operand,
7662 m32r_block_immediate_operand, extend_operand,
7663 reg_or_eq_int16_operand, int8_operand, and
7664 reg_or_zero_operand.
7665 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7666 seth_add3_operand, int8_operand, cmp_int16_operand,
7667 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7668 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7669 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7670 move_double_src_operand, move_dest_operand,
7671 eqne_comparison_operator, signed_comparison_operator,
7672 extend_operand, small_insn_p, large_insn_p,
7673 conditional_move_operand, carry_compare_operand,
7674 m32r_block_immediate_operand): Move to predicates.md.
7675 (MAX_MOVE_BYTES): Move to m32r.h.
7676 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7677 * config/m32r/m32r.md: Include predicates.md.
7678 * config/m32r/predicates.md: New.
7680 2005-03-18 James E Wilson <wilson@specifixinc.com>
7683 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7686 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7688 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7689 call_address_operand, const_8bit_operand.
7690 * config/mn10300/mn10300.c (call_address_operand,
7691 const_8bit_operand, const_1f_operand): Move to predicates.md.
7692 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7693 * config/mn10300/mn10300.md: Include predicates.md.
7694 * config/mn10300/predicates.md: New.
7696 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7698 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7699 declarations in diagnostics and %E for identifiers, not %s.
7701 2005-03-18 Jan Hubicka <jh@suse.cz>
7702 Dale Johannesen <dalej@apple.com>
7704 * basic-block.h (scale_bbs_frequencies_int,
7705 scale_bbs_frequencies_gcov_type): Declare.
7706 * cfg.c (RDIV): New macro.
7707 (update_bb_frequency_for_threading): Fix.
7708 * basic-block.h (scale_bbs_frequencies_int,
7709 scale_bbs_frequencies_gcov_type): New.
7710 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7711 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7712 scale_bbs_frequencies_int.
7713 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7715 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7717 * config/m32r/m32r-protos.h: Remove the prototypes for
7718 call_address_operand, symbolic_operand, seth_add3_operand,
7719 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7720 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7721 two_insn_const_operand, move_src_operand,
7722 move_double_src_operand, move_dest_operand,
7723 eqne_comparison_operator, signed_comparison_operator,
7724 large_insn_p, conditional_move_operand, carry_compare_operand,
7725 m32r_block_immediate_operand, extend_operand,
7726 reg_or_eq_int16_operand, int8_operand, and
7727 reg_or_zero_operand.
7728 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7729 seth_add3_operand, int8_operand, cmp_int16_operand,
7730 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7731 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7732 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7733 move_double_src_operand, move_dest_operand,
7734 eqne_comparison_operator, signed_comparison_operator,
7735 extend_operand, small_insn_p, large_insn_p,
7736 conditional_move_operand, carry_compare_operand,
7737 m32r_block_immediate_operand): Move to predicates.md.
7738 (MAX_MOVE_BYTES): Move to m32r.h.
7739 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7740 * config/m32r/m32r.md: Include predicates.md.
7741 * config/m32r/predicates.md: New.
7743 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7745 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7746 symbolic_operand, symbolic_memory_operand,
7747 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7748 indexed_memory_operand, move_dest_operand, move_src_operand,
7749 prefetch_cc_operand, prefetch_nocc_operand,
7750 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7751 arith_operand, arith11_operand, pre_cint_operand,
7752 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7753 ireg_operand, int5_operand, uint5_operand, int11_operand,
7754 uint32_operand, arith5_operand, and_operand, ior_operand,
7755 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7756 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7757 shadd_operand, movb_comparison_operator,
7758 cmpib_comparison_operator): Move to predicates.md.
7759 (magic_milli, shadd_constant_p): Make it extern.
7760 * config/pa/pa.h (PREDICATE_CODES): Remove.
7761 * config/pa/pa.md: Include predicates.md.
7762 * config/pa/predicates.md: New.
7764 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7767 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7769 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7770 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7771 config/alpha/freebsd.h, config/alpha/linux.h,
7772 config/alpha/netbsd.h, config/alpha/osf5.h,
7773 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7774 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7775 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7776 doc/cppopts.texi: Update copyright.
7778 2005-03-18 Jan Hubicka <jh@suse.cz>
7781 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7783 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7786 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7788 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7791 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7793 * combine.c (gen_binary): Remove.
7794 (known_cond, simplify_shift_const, find_split_point,
7795 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7796 simplify_logical, expand_field_assignment, extract_left_shift,
7797 force_to_mode, if_then_else_cond, apply_distributive_law,
7798 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7799 simplify_comparison, reversed_comparison): Replace with
7800 simplify_gen_binary, simplify_gen_relational or
7801 distribute_and_simplify_rtx.
7802 (distribute_and_simplify_rtx): New function.
7804 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7805 Paolo Bonzini <gcc.gnu.org>
7807 * calls.c (setjmp_call_p, special_function_p): Update comments
7808 at the head of the functions.
7810 2005-03-18 Jan Hubicka <jh@suse.cz>
7812 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7814 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7815 function body should be released; do not proactively release function
7816 bodies in non-unit-at-a-time mode.
7818 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7820 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7821 mno-fp-ret-in-387 multilib variants.
7823 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7825 * common.opt (m): Remove.
7826 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7828 (common_handle_option): Remove OPT_m case.
7830 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7832 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7834 (fold_builtin_1): Update a call to fold_builtin_bitop.
7836 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7838 (fold_builtin_1): Update a call to fold_builtin_signbit.
7840 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7842 PR tree-optimization/20474
7843 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7844 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7846 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7848 * config/h8300/h8300-protos.h: Remove prototypes for
7849 general_operand_src, general_operand_dst, single_one_operand,
7850 single_zero_operand, call_insn_operand,
7851 two_insn_adds_subs_operand, small_call_insn_operand,
7852 jump_address_operand, bit_operand, bit_memory_operand,
7853 stack_pointer_operand, const_int_gt_2_operand,
7854 const_int_ge_8_operand, const_int_qi_operand,
7855 const_int_hi_operand, incdec_operand, bit_operator,
7856 nshift_operator, eqne_operator, gtle_operator,
7857 gtuleu_operator, iorxor_operator.
7858 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7859 h8300_ldm_stm_parallel.
7860 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7862 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7863 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7864 (h8300_ldm_stm_parallel): Make it extern.
7865 (h8300_ldm_parallel, h8300_stm_parallel,
7866 h8300_return_parallel, general_operand_src,
7867 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7868 nibble_operand, reg_or_nibble_operand, single_one_operand,
7869 single_zero_operand, call_insn_operand,
7870 two_insn_adds_subs_operand, small_call_insn_operand,
7871 jump_address_operand, bit_operand, bit_memory_operand,
7872 stack_pointer_operand, const_int_gt_2_operand,
7873 const_int_ge_8_operand, const_int_qi_operand,
7874 const_int_hi_operand, incdec_operand, eqne_operator,
7875 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7876 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7877 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7878 nshift_operator): Move to predicates.md.
7879 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7880 * config/h8300/h8300.md: Include predicates.md.
7881 * config/h8300/predicates.md: New.
7883 2005-03-17 Richard Henderson <rth@redhat.com>
7885 * config.gcc (ia64*-*-hpux*): Add extra_options.
7886 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7887 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7888 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7889 (ia64_tls_size_string, ia64_tune_string): Remove.
7890 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7891 (TARGET_DEFAULT_TARGET_FLAGS): New.
7892 (TARGET_HANDLE_OPTION): New.
7893 (ia64_override_options): Move options parsing ...
7894 (ia64_handle_option): ... here. New.
7895 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7896 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7897 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7898 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7899 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7900 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7901 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7902 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7903 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7904 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7905 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7906 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7907 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7908 TARGET_EARLY_STOP_BITS): Remove.
7909 (TARGET_ILP32): Default false.
7910 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7911 (enum ia64_inline_type): New.
7912 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7913 * config/ia64/ia64.md: Update for new definitions of
7914 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7915 * config/ia64/ia64.opt: New file.
7916 * config/ia64/ilp32.opt: New file.
7918 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7921 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7923 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7925 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7926 instead of MASK_H8300S.
7927 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7928 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7929 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7930 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7931 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7932 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7933 TARGET_SWITCHES): Remove.
7934 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7936 * config/h8300/h8300.opt: New.
7938 * config/alpha/alpha.opt, config/arc/arc.opt,
7939 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7942 2005-03-17 Ian Lance Taylor <ian@airs.com>
7946 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7948 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7949 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7950 (TARGET_HANDLE_OPTION): Override default.
7951 (arc_handle_option): New function.
7952 (arc_init): Remove code to set arch_cpu_string.
7953 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7954 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7955 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7956 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7957 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7958 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7959 (arc_rodata_string, TARGET_OPTIONS): Delete.
7960 * config/arc/arc.opt: New file.
7962 2005-03-17 Richard Henderson <rth@redhat.com>
7964 * doc/extend.texi (Weak Pragmas): New section.
7965 (attribute alias): Clarify that target must be in the same
7968 2005-03-17 Richard Henderson <rth@redhat.com>
7970 * config/alpha/alpha.opt: New file.
7971 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7973 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7974 alpha_fprm_string, alpha_fptm_string): Make static.
7975 (alpha_tls_size_string): Remove.
7976 (alpha_handle_option): New.
7977 (override_options): Update for alpha_cpu/alpha_tune split.
7978 (alpha_file_start): Likewise.
7979 (TARGET_DEFAULT_TARGET_FLAGS): New.
7980 (TARGET_HANDLE_OPTION): New.
7981 * config/alpha/alpha.h (alpha_tune): Declare.
7982 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7983 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7984 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7985 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7986 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7987 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7988 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7989 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7990 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7991 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7992 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7993 (TARGET_DEFAULT): Remove MASK_FP.
7994 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7995 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7996 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7997 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7998 alpha_tls_size_string): Remove.
7999 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8000 (attribute tune): Rename from attribute cpu.
8001 * config/alpha/ev4.md: Update to match.
8002 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8003 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8004 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8005 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8006 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8007 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8009 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8011 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8012 and return without creating new state if before_nops_num is nonzero.
8013 * config/ia64/ia64.md (first_insn): New attribute.
8014 (alloc): Set it to yes.
8016 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8018 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8019 STMT_VINFO_SUBVARS to NULL.
8020 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8022 2005-03-16 Dale Johannesen <dalej@apple.com>
8024 * rtlanal.c (find_first_parameter_load): Rewrite to
8025 return actual first param load or the call if none,
8026 instead of first in block, when not all loads exist.
8028 2005-03-16 Roger Sayle <roger@eyesopen.com>
8030 * optabs.c (expand_copysign_absneg): Make static.
8031 * optabs.h (expand_copysign_absneg): Delete prototype.
8032 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8034 2005-03-16 Richard Henderson <rth@redhat.com>
8037 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8038 (alias_pairs): Rename from output_defs.
8039 (find_decl_and_mark_needed): Split out from assemble_alias.
8040 (do_assemble_alias): New.
8041 (assemble_output_def): Remove.
8042 (finish_aliases_1, finish_aliases_2): New.
8043 (process_pending_assemble_output_defs): Remove.
8044 (assemble_alias): Defer aliases for which we don't yet have a
8045 non-external decl for the target symbol.
8046 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8047 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8048 * toplev.c (compile_file): Use finish_aliases_2 instead of
8049 process_pending_assemble_output_defs.
8050 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8051 (process_pending_assemble_output_defs): Remove.
8053 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8055 Fix PR tree-optimization/20489
8057 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8058 for empty structures.
8060 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8062 Fix PR tree-optimization/20490
8064 * tree-ssa-pre.c (create_expression_by_pieces): Use
8065 force_gimple_operand on result of fold.
8067 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8069 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8070 of closing parenthesis.
8072 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8074 * builtins.c (expand_movstr): Update a call to
8075 fold_builtin_strcpy.
8076 (expand_builtin_strncpy): Update a call to
8077 fold_builtin_strncpy.
8078 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8079 arguments of CALL_EXPR.
8080 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8081 fold_builtin_strncpy.
8082 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8083 * tree.h: Update the prototypes of fold_builtin_strcpy and
8084 fold_builtin_strncpy.
8086 2005-03-16 Steven Bosscher <stevenb@suse.de>
8087 Dorit Naishlos <dorit@il.ibm.com>
8089 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8090 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8093 2005-03-16 Steven Bosscher <stevenb@suse.de>
8095 * tree-inline.c (walk_type_fields, walk_tree,
8096 walk_tree_without_duplicates): Move from here...
8097 * tree.c: ...to here.
8099 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8101 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8102 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8103 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8104 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8105 (version): Define using $(BASEVER_c).
8106 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8108 (version.o): Depend on version files; add custom generation command.
8109 (prefix.o): Define BASEVER on command line.
8110 (s-iov): Depend on version files; adjust command.
8111 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8113 (gcc-vers.texi): New rule.
8114 (doc/%.info, doc/%.dvi): Add -I . to command line.
8115 (doc/gccinstall.dvi): Likewise.
8116 (PACKAGE): Delete. All uses replaced with "gcc".
8117 * aclocal.m4: Do not include gcc-version.m4.
8118 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8119 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8120 Set is_release based on contents of DEV-PHASE.
8121 Set gcc_version based on contents of BASE-VER.
8122 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8123 * config.in, configure: Regenerate.
8124 * gccbug.in: Determine version of GCC in use at runtime.
8125 * gcov-iov.c: Get version number and development phase from
8126 command line, not by including version.c.
8127 * intl.c: Replace all uses of PACKAGE with "gcc".
8128 * libada-mk.in: Delete unused "gcc_version" variable.
8129 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8130 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8131 commentary to match.
8132 (version_string): Put together from pieces.
8133 * config/alpha/x-vms: Do not use $(gcc_version).
8134 * config/i386/t-nwld: Likewise.
8135 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8136 version-GCC and DEVELOPMENT.
8138 2005-03-15 Roger Sayle <roger@eyesopen.com>
8140 PR tree-optimization/17454
8141 * tree.c (tree_size): Add case for TREE_BINFO.
8142 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8143 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8145 2005-03-15 Roger Sayle <roger@eyesopen.com>
8147 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8148 op1 whilst expanding the signed widenening multiply variant.
8150 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8152 * toplev.c (display_target_options): Avoid unused variable warning if
8153 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8154 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8155 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8156 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8157 (mips_isa_info): New variable.
8158 (mips_parse_cpu): Remove the first argument and leave the caller
8160 (TARGET_HANDLE_OPTION): Override default.
8161 (mips_handle_option): New function. Move option validation code from...
8162 (override_options): ...here. Update calls to mips_parse_cpu.
8163 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8164 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8165 (SUBTARGET_TARGET_OPTIONS): Delete.
8166 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8167 (mno-flush-func, mtune=): New options.
8169 2005-03-15 Roger Sayle <roger@eyesopen.com>
8170 Richard Henderson <rth@redhat.com>
8172 * real.c (c4x_single_format, c4x_extended_format): Provide values
8173 for signbit_ro for c4x's single and extended floating point formats.
8174 * optabs.c (expand_copysign): Use the floating point format's
8175 signbit_ro for expanding via expand_copysign_absneg, and it's
8176 signbit_rw field for expanding via expand_copysign_bit.
8178 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8180 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8181 known_alignment_for_access_p.
8182 (known_alignment_for_access_p): New.
8183 (do_peeling_for_alignment): Field made int instead of bool and renamed
8184 to peeling_for_alignment.
8185 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8186 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8187 functionality used to be in vect_analyze_operations.
8188 (vect_analyze_operations): Code to determine vectorization factor was
8189 moved to vect_determine_vectorization_factor.
8190 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8191 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8193 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8194 be part of vect_analyze_operations).
8195 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8196 creating the guard condition, as the number of iterations may be
8198 (slpeel_tree_peel_loop_to_edge): Use new name of
8199 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8200 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8201 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8202 (vect_do_peeling_for_alignment): Use fold.
8203 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8205 (vect_update_inits_of_dr): Renamed to
8206 vect_update_init_of_dr.
8207 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8208 (vectorizable_store): Fix assertion to use == instead of =.
8210 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8212 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8213 call_used_regs for wCG registers.
8215 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8217 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8218 for non-offsettable memory references to cope with outstanding reload
8219 replacements, take 2.
8221 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8224 * config/i386/i386.h (x86_fisttp): New.
8225 (TARGET_FISTTP): New macro.
8226 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8227 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8228 instruction when fisttp flag is set.
8229 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8231 * config/i386/i386.md (type attribute): Add fisttp.
8232 (unit attribute): Set to i387 for fisttp type.
8233 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8234 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8236 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8237 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8239 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8240 patterns for TARGET_FISTTP. Enable patterns for
8241 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8242 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8243 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8244 implement fisttp x87 insn.
8245 (fix_trunc*_i387_fisttp splitters): New patterns.
8246 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8247 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8248 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8250 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8251 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8252 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8253 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8254 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8255 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8256 Disable patterns for TARGET_FISTTP.
8257 (fix_trunc*_i387 splitters): Implement usign mode macros.
8258 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8259 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8260 (fix_trunx*_sse peephole2s): Implement using mode macros.
8262 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8264 PR rtl-optimization/20291
8265 * combine.c (try_combine): If splitting fails, re-try with
8266 original combined pattern, i.e. before clobber stripping.
8268 2005-03-14 Eric Christopher <echristo@redhat.com>
8270 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8271 STACK_GROWS_DOWNWARD.
8273 2005-03-14 Roger Sayle <roger@eyesopen.com>
8275 * real.h (struct real_format): Split the signbit field into two
8276 two fields, signbit_ro and signbit_rw.
8277 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8278 mips_double_format, ieee_extended_motorola_format,
8279 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8280 ieee_extended_intel_128_format, ibm_extended_format,
8281 mips_extended_format, ieee_quad_format, mips_quad_format,
8282 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8283 i370_double_format, c4x_single_format, c4x_extended_format,
8284 real_internal_format): Update initializers for new field.
8285 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8286 real_format structure.
8287 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8288 field of the real_format structure.
8290 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8292 Fix PR tree-optimization/20458
8294 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8295 DECL_EXTERNAL on STRUCT_FIELD tags.
8296 (clear_call_clobbered): Ditto.
8297 * tree-ssa-operands.c (note_addressable): Make sure the original
8298 variable doesn't slip into the addressable list if we have
8300 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8303 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8305 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8306 (-fwide-exec-charset): Likewise.
8307 (-finput-charset): Likewise.
8308 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8309 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8310 * c.opt (Wnormalized): New.
8312 2005-03-14 Devang Patel <dpatel@apple.com>
8314 * doc/invoke.texi: Add reference to Visibility document.
8316 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8318 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8319 MASK_SPLIT_ADDRESSES.
8320 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8321 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8322 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8323 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8324 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8325 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8326 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8327 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8328 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8329 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8330 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8331 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8332 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8333 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8334 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8335 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8336 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8337 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8338 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8339 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8340 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8341 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8342 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8343 (TARGET_EXPLICIT_RELOCS): Delete.
8344 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8345 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8346 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8347 (override_options): Set MASK_LONG64 if -mint64 is given and no
8348 -mlongXX option is. Complain about -mint64 -mlong32.
8349 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8350 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8351 * config/mips/mips.opt: New file.
8353 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8355 * config.gcc (extra_options): New variable for listing option files.
8356 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8357 * configure.ac (extra_opt_files): New AC_SUBST variable.
8358 (tm_file_list, tm_include_list): Include options.h first.
8359 * configure: Regenerate.
8360 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8361 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8362 (s-options-h): New rule.
8363 (options.h): Depend on it.
8364 (TEXI_GCCINT_FILES): Add options.texi.
8365 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8366 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8367 * target.h (gcc_target): Add default_target_flags and handle_option.
8368 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8369 (TARGET_HANDLE_OPTION): New macros.
8370 (TARGET_INITIALIZER): Include them.
8371 * opt-functions.awk (opt_args, nth_arg): New functions.
8372 (switch_flags): Handle the "Target" flag.
8374 (var_name): Use opt_args and nth_arg.
8375 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8376 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8377 macros for the "Mask" and "InverseMask" options.
8378 * opts.h (cl_var_cond): New enum.
8379 (cl_option): Replace the "has_set_value" and "set_value" fields with
8380 "var_cond" and "var_value".
8381 (CL_TARGET): New macro.
8382 (option_enabled, print_filtered_help): Declare.
8383 (decode_options): Move definition.
8384 * opts.c (handle_option): Search for the original option before
8385 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8386 var_cond and var_value fields. Use targetm.handle_option to handle
8388 (decode_options): Set target_flags to targetm.default_target_flags.
8389 (print_filtered_help): Make global. Handle CL_TARGET.
8390 (option_enabled): New function.
8391 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8392 (display_target_options, set_target_switch, print_switch_values)
8393 (default_pch_valid_p): Guard uses of target_switches with
8394 #ifdef TARGET_SWITCHES. Also...
8395 (display_target_options): Display the CL_TARGET entries in cl_options.
8396 (set_target_option): Don't complain about the "" option when
8397 TARGET_SWITCHES is undefined.
8398 (print_switch_values): Use option_enabled.
8399 (default_pch_valid_p): Check cl_options[] when looking for something
8400 that has changed the value of target_flags.
8401 * c.opt: Remove documentation from top of file.
8402 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8403 * doc/sourecebuild.texi: Refer to the new options documentation
8404 instead of c.opt. Document machine-specific .opt files.
8405 * doc/tm.texi (target_flags): Say that this variable is declared
8407 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8408 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8410 * doc/options.texi: New file.
8412 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8415 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8418 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8421 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8422 temporary variable of pointer type if an lvalues is required.
8423 (gimplify_modify_expr_rhs): Request an rvalue from it.
8424 (gimplify_expr): Pass fallback on.
8426 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8428 * cfgbuild.c: Update comments.
8430 2005-03-14 Roger Sayle <roger@eyesopen.com>
8432 PR rtl-optimization/17236
8433 * optabs.c (expand_doubleword_mult): New helper function split out
8434 from expand_binop. Permute the order in which instructions are
8435 emitted to minimize the number of simultaneously live registers.
8436 (expand_binop): Call expand_doubleword_mult to synthesize a double
8437 word multiplication.
8439 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8441 * basic-block.h: Update the prototypes of cached_make_edge and
8443 * cfg.c (cached_make_edge): Take edge_cache representing one
8444 row of the adjacency matrix of edges.
8445 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8446 (make_edges): Initialize edge_cache to represent one row of
8447 the adjacency matrix of edges.
8449 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8451 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8453 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8454 Remove unused removed_phis variable.
8455 (conditional_replacement): Use build1/build2.
8456 (abs_replacement): Use last_and_only_stmt and build1/build2.
8458 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8460 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8461 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8462 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8463 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8464 * c-common.c (handle_novops_attribute): New function.
8465 (c_common_attribute_table): Add "no vops" entry.
8466 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8467 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8468 * tree-ssa-operands.c (get_call_expr_operands): Do not
8469 create virtual operands for calls with ECF_NOVOPS flag.
8470 * tree.h (DECL_IS_NOVOPS): New macro.
8471 (struct tree_decl): Add novops_flag.
8472 (ECF_NOVOPS): New constant.
8474 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8477 * config/i386/i386.c (x86_use_himode_fiop): New.
8478 (x86_use_simode_fiop): Rename from x86_use_fiop.
8479 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8480 (TARGET_USE_HIMODE_FIOP): New.
8481 (x86_use_simode_fiop): Rename from x86_use_fiop.
8482 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8484 * config/i386/i386.md (X87MODEI12): New mode macro define.
8485 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8486 to implement x87 FP compare with HImode input operands.
8487 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8488 Use X87MODEI12 mode macro to handle HImode input operands.
8489 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8490 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8491 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8492 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8493 macro to implement x87 operators with HImode input operands.
8494 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8497 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8499 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8501 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8502 constants invariant.
8504 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8506 * basic-block.h (BB_VISITED): Removed.
8507 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8509 2005-03-14 Falk Hueffner <falk@debian.org>
8512 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8514 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8516 * ggc-zone.c: Fix comment typos.
8518 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8519 stringpool.c, config/mips/mips-protos.h: Update copyright.
8521 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8523 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8524 throughout with its typedef, "rtx".
8525 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8526 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8527 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8528 regs in comment to match code.
8530 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8532 * except.c (check_handled): Make it static.
8533 * except.h: Remove the corresponding prototype.
8535 * function.c (get_func_frame_size): Make it static.
8536 * function.h: Remove the corresponding type.
8538 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8540 * hard-reg-set.h: Remove the corresponding declarations.
8542 * tree-cfg.c (verify_stmts): Check that
8543 bb_for_stmt (stmt) == bb for every PHI node and statement.
8545 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8547 * config.gcc: Remove excess indentation.
8548 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8550 2005-03-13 Roger Sayle <roger@eyesopen.com>
8553 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8554 * fold-const.c (fold_sign_changed_comparison): Likewise.
8555 (fold_binary): Optimize comparisons against widened operands if
8556 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8558 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8560 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8561 (sparc_override_options): Initialize it.
8562 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8564 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8566 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8567 (reg_or_none500mem_operand): New predicate.
8568 (zero_reg_mem_operand): New predicate.
8569 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8570 to reg_or_none500mem_operand.
8571 (extendsfdf2_fpr): Add MEM alternative.
8572 (extenddftf2_internal): Change operand2 predicate to
8573 zero_reg_mem_operand.
8575 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8577 * ggc-zone.c: Rewritten.
8579 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8581 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8582 * config.in: Regenerated.
8583 * configure: Regenerated.
8584 * gengtype.c (write_types_process_field, write_func_for_structure):
8585 Pass new argument to gt_pch_note_object.
8586 * ggc-common.c (struct ptr_data): Add TYPE.
8587 (gt_pch_note_object): Take TYPE argument and save it.
8588 (call_count): Update call to ggc_pch_count_object.
8589 (call_alloc): Update call to ggc_pch_alloc_object.
8590 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8592 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8593 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8594 (ggc_alloc_zone_stat): Delete.
8595 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8596 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8597 (ggc_pch_alloc_object): Update prototypes.
8598 (garbage_zone): Delete.
8599 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8600 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8602 (tree_id_zone): New variable.
8603 (ggc_alloc_cleared_zone): Remove unused.
8604 (ggc_alloc_zone): Define.
8605 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8606 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8607 ggc_alloc_zone_stat.
8608 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8609 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8610 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8611 (make_node_stat): Likewise. Use tree_id_zone.
8613 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8614 Joseph S. Myers <joseph@codesourcery.com>
8616 * configure.ac: Check for MIPS TLS.
8617 * configure: Regenerated.
8618 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8619 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8620 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8621 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8622 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8623 (mips_classify_symbol, mips_symbolic_constant_p)
8624 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8625 (mips_tls_operand_p, mips_call_tls_get_addr)
8626 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8627 (mips_tls_symbol_ref_1): New functions.
8628 (mips_legitimize_address, mips_legitimize_const_move): Call
8629 mips_legitimize_tls_address.
8630 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8632 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8633 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8634 (mips_char_to_class): Document V1_REG.
8635 (HAVE_AS_TLS): Provide default.
8636 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8638 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8640 (tls_get_tp_<mode>): New instruction.
8642 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8644 * configure.ac: Update checks for target tools.
8645 * configure: Regenerated.
8647 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8649 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8651 2005-03-13 Roger Sayle <roger@eyesopen.com>
8653 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8654 more classes of DImode multiplication by constant. Allow both
8655 multiplication by small negative constants (by performing a
8656 multiplication by a positive constant and negating the result) and
8657 multiplications by large powers of two, by using a left shift.
8659 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8661 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8662 of basic blocks into work_stack.
8664 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8665 config/mips/vr.h: Update copyright.
8667 * c-decl.c (c_init_decl_processing): Remove useless calls to
8668 build_function_type.
8670 * builtins.c (fold_trunc_transparent_mathfn,
8671 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8672 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8673 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8674 fold_builtin_strcpy, fold_builtin_strncpy,
8675 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8678 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8681 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8682 variable determinant.
8684 * tree-cfg.c (group_case_labels): Remove local variable type.
8686 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8689 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8692 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8695 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8696 (*movmemqi_insn): Delete.
8697 (*movmemhi): Delete.
8699 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8701 * builtins.c (fold_builtin_classify): Take decomposed
8702 arguments of CALL_EXPR.
8703 (fold_builtin_1): Update a call to fold_builtin_classify.
8705 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8708 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8709 through into call to parser_xref_tag after parse error.
8710 (c_parser_struct_declaration): Consistently return NULL_TREE on
8713 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8715 * tree-flow-inline.h (ref_contains_array_ref): New function.
8716 (lookup_subvars_for_var): Ditto.
8717 (get_subvars_for_var): Ditto.
8718 (var_can_have_subvars): Ditto.
8720 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8721 (struct subvar): New type.
8723 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8725 * tree-optimize.c (init_tree_optimization_passes): Call
8726 pass_create_structure_vars.
8728 * tree-ssa-alias.c: Include vec.h.
8729 (init_alias_info): Don't auto-clear call clobbered on struct-field
8731 (compute_flow_insensitive_aliasing): Handle subvars.
8732 (group_aliases): Handle STRUCT_FIELD aliases.
8733 (setup_pointers_and_addressables): Ditto.
8734 Don't mark variables non-addressable if they still have
8735 addressable subvars.
8736 Also mark subvars addressable when the real variable is marked
8738 (add_pointed_to_var): Try to prune the pointed-to set by only
8739 pointing to subvars when possible.
8740 Otherwise, make sure we set addresses_needed and pt_vars to
8741 properly include subvars.
8742 (bitpos_of_field): New function.
8743 (push_fields_onto_fieldstack): Ditto.
8744 (get_or_create_used_part_for): Ditto.
8745 (create_overlap_variables_for): Ditto.
8746 (find_used_portions): Ditto.
8747 (create_structure_vars): Ditto.
8748 (pass_create_structure_vars): New structure.
8750 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8751 (get_expr_operands): Handle subvars. Also try to turn
8752 COMPONENT_REF accesses into must-defs now that we can accurately
8754 (note_addressable): Try to only mark as addressable those subvars
8755 we know a COMPONENT_REF touches.
8756 (overlap_subvar): New function.
8758 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8759 Handle subvar storing.
8760 (vect_address_analysis): Update caller of vect_object_analysis.
8762 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8764 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8765 (STMT_VINFO_SUBVARS): New macro.
8767 * common.opts: add flag_tree_salias.
8769 * opts.c (decode_options): flag_tree_salias defaults to on.
8771 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8773 * doc/tree-ssa.texi: Document structural alias analysis.
8775 2005-03-12 Steven Bosscher <stevenb@suse.de>
8777 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8778 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8779 * tree-ssa-operands.c (get_expr_operands): Likewise.
8780 (get_expr_operands): Likewise for ERROR_MARK.
8782 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8784 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8787 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8790 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8791 (mark_operand_necessary): Remove local variable ver.
8793 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8794 variable prefix_len.
8796 * value-prof.c (mod_subtract_transform): Remove local variable
8799 * builtins.c (fold_builtin_exponent): Take decomposed
8800 arguments of CALL_EXPR.
8801 (fold_builtin_1): Update a call to fold_builtin_exponent.
8803 * builtins.c (fold_builtin_logarithm): Take decomposed
8804 arguments of CALL_EXPR.
8805 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8807 * c-decl.c (c_init_decl_processing): Remove local variables
8808 ptr_ftype_void and ptr_ftype_ptr.
8810 * gimplify.c (gimplify_expr): Remove local variables r0 and
8813 * reg-stack.c (move_for_stack_reg): Remove local variable
8815 (compare_for_stack_reg): Remove local variable flags_user.
8816 (convert_regs_1): Remove local variable deleted.
8818 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8820 (combine_blocks): Remove local variables exits and new_e.
8822 * tree-inline.c (expand_call_inline): Remove local variable
8825 * tree-ssa-live.c (create_ssa_var_map,
8826 calculate_live_on_entry): Remove local variable snn.
8828 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8830 * c-lex.c (c_lex_with_flags): Add parameter to call to
8833 2005-03-11 Per Bothner <per@bothner.com>
8835 * c-tree.h (struct c_declarator): New id_loc field.
8836 * c-pragma.h (c_lex_with_flags): Take position reference.
8837 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8838 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8839 (c_lex): Pass dummy location to c_lex_with_flags.
8840 * c-parser.c (c_lex_one_token): Set c_token's location using
8841 c_lex_with_flags, instead of input_location, which might be "ahead".
8842 (c_parser_direct_declarator): Set declarator's id_loc from
8844 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8845 declarator's id_loc, rather than probably-imprecise input_location.
8846 (build_id_declarator): Initialize c_declarator's id_loc field.
8848 2005-03-11 Roger Sayle <roger@eyesopen.com>
8851 * builtins.c (expand_builtin_signbit): Force the signbit's word
8852 into an integer register to avoid SUBREGs of floating point modes.
8854 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8856 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8857 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8858 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8859 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8861 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8863 PR rtl-optimization/20306
8864 * expr.c (emit_move_complex): Set try_int false if mode is
8865 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8866 emit_block_move if try_int is true.
8868 2005-03-11 Richard Henderson <rth@redhat.com>
8871 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8872 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8875 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8877 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8878 (TARGET_FIX_VR4130): New macro.
8879 (TARGET_OPTIONS): Add -mfix-vr4130.
8880 (ISA_HAS_MACCHI): New macro.
8881 (ASM_SPEC): Add -mfix-vr4130.
8882 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8883 (override_options): Handle mips_fix_vr4130_string.
8884 (mips_avoid_hazards): Clear all_noreorder_p
8885 if we're working around VR4130 errata and the macc alternatives
8887 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8888 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8889 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8890 (MULTILIB_DEFAULTS): Remove leading "march=".
8891 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8892 if no architecture option is given.
8893 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8895 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8896 * doc/invoke.texi: Document -mfix-vr4130.
8898 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8900 * config/mips/mips.c (override_options): Only warn about -mint64
8901 deprecation if TARGET_INT64.
8903 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8905 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8906 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8907 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8908 are non-specific regarding the nonnull parameter positions.
8909 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8910 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8911 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8912 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8914 * builtins.def: Use the non-specific "nonnull" attibute lists.
8916 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8918 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8919 single_pred_edge, single_succ, single_pred): Improve comments.
8921 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8923 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8924 single_pred_edge, single_succ, single_pred): New inline functions.
8925 * bb-reorder.c (rotate_loop, find_traces_1_round,
8926 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8927 duplicate_computed_gotos): Use the single_succ/pred functions.
8928 * cfganal.c (forwarder_block_p): Ditto.
8929 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8930 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8931 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8932 merge_seq_blocks): Ditto.
8933 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8934 * cfglayout.c (fixup_reorder_chain): Ditto.
8935 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8936 canonicalize_loop_headers, verify_loop_structure): Ditto.
8937 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8938 mfb_update_loops, create_preheader, force_single_succ_latches,
8939 create_loop_notes): Ditto.
8940 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8941 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8942 commit_one_edge_insertion, purge_dead_edges,
8943 cfg_layout_can_merge_blocks_p): Ditto.
8944 * except.c (sjlj_emit_function_enter): Ditto.
8945 * flow.c (init_propagate_block_info): Ditto.
8946 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8947 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8948 insert_insn_end_bb): Ditto.
8949 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8950 find_if_case_2): Ditto.
8951 * lambda-code.c (perfect_nestify): Ditto.
8952 * lcm.c (optimize_mode_switching): Ditto.
8953 * loop-doloop.c (doloop_modify): Ditto.
8954 * loop-init.c (loop_optimizer_init): Ditto.
8955 * loop-iv.c (simplify_using_initial_values): Ditto.
8956 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8957 * loop-unswitch.c (unswitch_loop): Ditto.
8958 * modulo-sched.c (generate_prolog_epilog): Ditto.
8959 * predict.c (combine_predictions_for_insn, estimate_probability,
8960 tree_estimate_probability, last_basic_block_p,
8961 estimate_bb_frequencies): Ditto.
8962 * profile.c (branch_prob): Ditto.
8963 * regrename.c (copyprop_hardreg_forward): Ditto.
8964 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8965 * tracer.c (layout_superblocks): Ditto.
8966 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8967 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8968 cleanup_control_expr_graph, disband_implicit_edges,
8969 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8970 tree_verify_flow_info, tree_make_forwarder_block,
8971 tree_forwarder_block_p, remove_forwarder_block,
8972 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8973 * tree-if-conv.c (tree_if_conversion): Ditto.
8974 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8975 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8976 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8977 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8978 copy_loop_headers): Ditto.
8979 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8980 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8981 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8982 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8983 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8984 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8985 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8986 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8987 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8988 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8989 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8990 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8991 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8992 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8993 slpeel_add_loop_guard): Ditto.
8995 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8997 PR tree-optimization/15784
8998 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9001 * stmt.c (expand_case): Don't change index_type. Convert minval
9004 PR tree-optimization/20130
9005 * fold-const.c (fold): Fold x * -1 into -x.
9007 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9009 PR rtl-optimization/20331
9010 * rtlanal.c (modified_between_p): Check its address first for MEM.
9011 (modified_in_p): Likewise.
9013 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9015 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9017 2005-03-10 Steven Bosscher <stevenb@suse.de>
9019 * expr.c (expand_expr_real_1): If possible, use a conditional
9020 move for expanding MIN_EXPR and MAX_EXPR.
9021 Use temp for moving around rtx-en.
9023 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9026 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9029 2005-03-10 Roger Sayle <roger@eyesopen.com>
9031 * builtins.c (expand_builtin_signbit): Extend to handle floating
9032 point modes wider than the largest integer type, using the
9033 operand_subword_force function to obtain the signbit's word.
9035 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9038 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9039 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9041 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9043 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9045 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9047 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9049 (perform_edge_inserts): Unconditionally call
9050 free_dominator_info.
9052 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9054 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9056 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9058 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9060 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9062 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9064 (rtl_register_value_prof_hooks,
9065 tree_value_profile_transformations,
9066 tree_register_value_prof_hooks): Likewise.
9067 * var-tracking.c (stack_adjust_offset_pre_post,
9068 variable_htab_free, variable_union, dataflow_set_different_2,
9069 count_uses, variable_was_changed, set_frame_base_location,
9070 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9071 vt_add_function_parameters): Likewise.
9072 * varasm.c (named_section_real, named_section, make_decl_rtl,
9073 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9074 const_hash_1, compare_constant, copy_constant, force_const_mem,
9075 output_constant_pool_2, output_constant_pool_1, output_constant,
9076 output_constructor, make_decl_one_only, decl_tls_model,
9077 default_no_named_section, default_elf_select_section_1,
9078 default_unique_section_1): Likewise.
9079 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9080 * vmsdbgout.c (addr_const_to_string): Likewise.
9083 * function.c (struct assign_parm_data_one): Remove last_named
9085 (assign_parm_find_data_types): Don't determine last_named.
9086 Reorder named_parm determination.
9087 (assign_parms): Only setup varargs on the last non-varadic
9090 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9092 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9093 sda base address on medium model.
9095 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9097 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9098 * cfgloop.c (flow_loop_nodes_find): Export.
9099 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9101 * cfgloopmanip.c (fix_loop_structure): New function.
9102 * predict.c (predict_loops): Clean up the loops information.
9103 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9104 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9106 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9107 (rewrite_into_loop_closed_ssa): Declaration changed.
9108 * tree-loop-linear.c (linear_transform_loops): Add argument to
9109 rewrite_into_loop_closed_ssa call.
9110 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9111 * tree-ssa-loop-im.c (move_computations): Ditto.
9112 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9113 * tree-vectorizer.c (vectorize_loops): Ditto.
9114 * tree-optimize.c: Include cfgloop.h.
9115 (execute_todo): Choose whether to call cleanup_tree_cfg or
9116 cleanup_tree_cfg_loop.
9117 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9118 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9119 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9120 cleanup_tree_cfg_loop call.
9121 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9122 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9123 work on part of cfg.
9125 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9128 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9129 with multiple alternatives.
9131 * stmt.c (parse_output_constraint): Fix a typo.
9133 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9135 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9136 assembly directive instead of deprecated "no-generics".
9138 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9140 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9141 for non-offsettable memory references to cope with outstanding reload
9143 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9144 avoid losing outstanding address reloads.
9145 ("reload_outdi", "reload_outdf"): Likewise.
9147 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9149 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9150 code. Add more cbrt transformations.
9152 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9154 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9156 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9158 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9159 NULL_TREE when a given tree is not simplified.
9160 (fold): Return the original tree when any of the functions
9161 mentioned above NULL_TREE.
9163 * fold-const.c (fold_unary, fold_binary): Take decomposed
9164 arguments, code, type, op0, and op1 in case of fold_binary.
9165 (fold): Update calls to fold_unary and fold_binary.
9167 2005-03-09 Roger Sayle <roger@eyesopen.com>
9169 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9170 a fndecl and an arglist instead of a CALL_EXPR, exp.
9172 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9174 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9176 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9178 * expr.c (expand_assignment): Remove orig_to_rtx.
9180 * fold-const.c (int_const_binop): Remove no_overflow.
9182 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9184 * loop-iv.c (get_biv_step_1): Remove lhs.
9186 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9188 * real.c (real_nan): Remove neg.
9190 * function.c (thread_prologue_and_epilogue_insns): Remove i
9193 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9196 * tree-eh.c (tree_could_trap_p): Remove idx.
9198 * tree-into-ssa.c (ann): Remove ann.
9200 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9202 * tree-sra.c (decide_block_copy): Remove inst_count.
9204 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9206 * tree-ssa-loop-im.c (lhs): Remove.
9208 * cfgbuild.c (state, STATE, SET_STATE,
9209 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9211 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9212 (find_basic_blocks): Set the state of each basic block to
9215 2005-03-08 Jeff Law <law@redhat.com>
9217 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9218 goto results in the removal of edges in the CFG, then we need
9219 to recompute dominators.
9221 2005-03-09 Ben Elliston <bje@au.ibm.com>
9223 * c-common.c (c_do_switch_warnings): Comment fix.
9225 2005-03-08 Julian Brown <julian@codesourcery.com>
9227 * Patch from 2005-03-08 reverted for causing regressions and
9228 ppc-darwin bootstrap failure.
9230 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9232 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9233 Define the real function for ppc-darwin.
9234 * c-typeck.c (convert_arguments): Check for target-specific
9235 invalid argument call to unprototyped function.
9236 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9238 * target.h (invalid_arg_for_unprototyped_fn): New field
9240 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9241 default target hook.
9242 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9245 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9247 * c-typeck.c (constructor_stack, constructor_range_stack,
9248 initializer_stack): Make them static.
9250 * cfg.c (rbi_pool): Make it static.
9252 * gimple-low.c (lower_stmt_body): Make it static.
9253 * tree-flow.h: Remove the corresponding prototype. Don't
9256 * sched-deps.c (cache_size): Make it static.
9258 * stor-layout.c (lang_adjust_rli): Make it static.
9260 2005-03-08 Julian Brown <julian@codesourcery.com>
9262 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9263 from being used for symbols with vague linkage when
9264 HAVE_GAS_COMDAT_GROUP is true.
9266 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9268 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9269 nlabel == JUMP_LABEL (jump).
9271 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9273 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9274 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9275 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9276 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9278 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9281 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9282 * c-common.c (handle_returns_twice): New function.
9283 (c_common_attribute_table): Declare eturns_twice' attribute.
9284 * doc/extend.texi: Document eturns_twice' attribute.
9285 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9286 (struct tree_decl): Add returns_twice_flag.
9288 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9290 * tree-ssa-phiopt.c: Fix a comment typo.
9292 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9293 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9294 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9297 2005-03-08 Richard Henderson <rth@redhat.com>
9299 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9300 builtin codes with ctzdi2, clzdi2, popcountdi2.
9301 (struct alpha_builtin_def): Add is_const.
9302 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9303 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9304 (alpha_init_builtins): Init them. Set nothrow and const attributes
9306 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9307 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9308 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9309 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9310 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9311 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9312 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9313 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9314 (TARGET_FOLD_BUILTIN): New.
9315 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9316 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9318 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9320 2005-03-08 Ira Rosen <irar@il.ibm.com>
9322 PR tree-optimization/20122
9323 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9324 condition of access function instead of base.
9326 2005-03-07 Jeff Law <law@redhat.com>
9327 Steven Bosscher <stevenb@suse.de>
9329 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9330 (find_taken_edge): Call find_taken_edge_computed_goto as
9331 appropriate. Allow any gimple invariant rather than just
9332 INTEGER_CST for VAL.
9333 (cleanup_control_flow): Cleanup a computed goto which has turned
9335 (tree_merge_blocks): If block B has any forced labels, move
9336 them to the start of block A.
9337 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9338 computed gotos as well.
9339 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9340 removal of unnecessary computed gotos too.
9341 (lookup_redirection_data): Fix type of INSERT argument. Callers
9344 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9346 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9347 Remove trailing spaces.
9349 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9350 unshare_all_trees): Make them static.
9351 * tree-gimple.h: Remove the corresponding prototypes.
9353 * diagnostic.h: Remove unused prototype
9354 debug_output_buffer.
9355 * modulo-sched.c: Remove unused prototype
9356 set_row_column_for_ps.
9358 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9359 replace_phi_edge_with_variable): Remove unused variable i.
9361 2005-03-07 Per Bothner <per@bothner.com>
9363 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9365 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9368 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9369 bbs on the COND_EXPR instead of the PHI_NODEs.
9370 (candidate_bb_for_phi_optimization): Remove.
9371 (replace_phi_with_stmt): Rename to ...
9372 (replace_phi_edge_with_variable): this and change so that we
9373 replace the phi argument instead of removing the PHI.
9374 (conditional_replacement): Change so we deal with PHI with more
9376 (value_replacement): Likewise.
9377 (abs_replacement): Likewise.
9379 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9381 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9382 output_e500_flip_gt_bit.
9384 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9386 (rs6000_generate_compare): Fix logic to look at the correct bits.
9387 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9389 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9390 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9391 gen_move_from_CR_gt_bit.
9393 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9394 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9395 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9397 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9398 (E500_CR_IOR_COMPARE): New constant.
9400 2005-03-08 Earl Chew <earl_chew@agilent.com>
9401 David Billinghurst <David.Billinghurst@riotinto.com>
9403 * config/i386/host-cygwin.c: New file to support precompiled
9405 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9406 * config.host: Use above files for cygwin host.
9408 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9410 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9411 ordering ops from earlier change.
9413 2005-03-07 Per Bothner <per@bothner.com>
9415 Various fixes to allow us to again build if --enable-mapped-location:
9416 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9417 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9418 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9419 local variable loc. Change logic appropriately.
9420 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9421 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9422 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9423 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9424 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9426 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9428 PR rtl-optimization/19683
9429 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9430 number of bytes, to smallest_int_for_mode. Fix arguments to
9431 REG_CANNOT_CHANGE_MODE_P.
9433 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9435 * reorg.c (relax_delay_slots): Check that the jump is
9436 conditional before trying to invert it.
9438 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9440 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9443 * calls (stack_arg_under_construction): Make it static.
9445 * flow.c (regs_live_at_setjmp): Make it static.
9446 * flow.h: Remove the corresponding prototype.
9448 * reload1.c (reload_startobj, reload_firstobj,
9449 something_needs_operands_changed, reload_inherited,
9450 reload_inheritance_insn, reload_override_in,
9451 reload_spill_index): Make them static.
9453 * recog.c (verify_changes): Make it static.
9454 * recog.h: Remove the corresponding prototype.
9456 * cfgbuild.c (find_sub_basic_blocks): Remove.
9457 * basic-block.h: Remove the corresponding prototype.
9458 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9460 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9462 * tree-ssa-operands.c (check_build_stmt): Remove.
9464 * stor-layout.c (set_alignment): Remove.
9465 * tree.h: Remove the corresponding prototype.
9467 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9469 * tree-ssa-dce.c (control_dependence_map,
9470 visited_control_parents): Make them static.
9472 * cfghooks.c (verify_flow_info): Remove local variable
9475 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9478 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9480 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9482 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9484 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9486 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9487 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9488 PARALLEL for an empty structure.
9490 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9492 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9494 * fold-const.c (fold_binary): Unroll the very first "for"
9497 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9499 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9500 redundant match_code test.
9501 (scc_comparison_operator): Swap match_operand and match_code
9503 (branch_positive_comparison_operator): Same.
9504 (trap_comparison_operator): Use comparison_operator and swap with
9507 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9510 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9511 (out_movhi_r_mr): Read low byte of volatile MEM first.
9512 (out_movhi_mr_r): Write high byte of volatile MEM first.
9514 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9516 * cselib.c (reg_values, reg_values_size): Make them static.
9518 * cse.c (cse_reg_info_table): Make it static.
9520 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9522 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9524 * cse.c (find_best_addr): Use canon_for_address.
9526 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9528 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9529 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9530 SUBREG and MEM, respectively.
9532 * fold-const.c (fold_binary): Use code instead of t.
9534 * fold-const.c (optimize_minmax_comparison): Take decomposed
9535 arguments code, type, op0, and op1 instead of t.
9536 (fold_binary): Update a call to optimize_minmax_comparison.
9538 * fold-const.c (fold_range_test): Take decomposed arguments
9539 code, type, op0, and op1 instead of t.
9540 (fold_binary): Update a call to fold_range_test.
9542 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9543 decomposed arguments code, type, op0, and op1 instead of t.
9544 (fold_binary): Update a call to fold_range_test.
9546 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9548 * fold-const.c (fold_binary): Avoid directly using the original
9549 expression t as much as possible.
9551 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9553 * c-semantics.c (build_stmt): Use TYPE_P instead of
9554 IS_NON_TYPE_CODE_CLASS.
9555 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9556 (NON_TYPE_CHECK): Use TYPE_P instead of
9557 IS_NON_TYPE_CODE_CLASS.
9559 * fold-const.c (fold): Remove handling of binary expressions.
9561 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9563 * doc/c-tree.texi: Wrap comments in @r{}.
9564 * doc/cpp.texi: Likewise.
9565 * doc/cppinternals.texi: Likewise.
9566 * doc/extend.texi: Likewise.
9567 * doc/md.texi: Likewise.
9568 * doc/objc.texi: Likewise.
9569 * doc/sourcebuild.texi: Likewise.
9570 * doc/tm.texi: Likewise.
9573 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9575 * predict.c (apply_return_prediction): Standardize PHI chain
9577 * tree-ssa.c (ssa_redirect_edge): Likewise.
9579 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9580 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9583 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9584 * tree-flow.h: Adjust the prototype for remove_phi_node.
9585 * lambda-code.c (perfect_nestify): Adjust a call to
9588 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9589 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9591 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9592 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9593 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9594 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9596 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9597 of GEN_INT (trunc_int_for_mode (...)).
9598 * loop-iv.c (iv_number_of_iterations): Likewise.
9599 * postreload.c (reload_cse_move2add): Likewise.
9600 * simplify-rtx.c (simplify_const_unary_operation,
9601 simplify_const_binary_operation): Likewise.
9602 * stor-layout.c (get_mode_bounds): Likewise.
9604 * fold-const.c (fold_binary): New.
9605 (fold): Call fold_binary on binary expressions.
9607 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9609 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9610 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9611 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9612 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9613 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9615 2005-03-04 Devang Patel <dpatel@apple.com>
9617 PR tree-optimization/18815
9618 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9619 loops with zero exit edges.
9621 2005-03-04 Devang Patel <dpatel@apple.com>
9623 * doc/invoke.texi: Remove reference to webpage that does not exist.
9625 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9626 Joseph S. Myers <joseph@codesourcery.com>
9629 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9630 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9631 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9632 * pa.c (get_plabel): Change argument to symbol_ref. Call
9633 maybe_get_identifier instead of get_identifier.
9634 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9635 (struct deferred_plabel): Replace name field with symbol field.
9636 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9637 ASM_OUTPUT_EXTERNAL_REAL is defined.
9638 (output_global_address): Use output_addr_const for output of all
9640 (output_deferred_plabels): Use symbol_ref instead of name for address
9642 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9643 ASM_OUTPUT_SYMBOL_REF): New macros.
9644 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9646 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9649 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9651 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9652 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9654 2005-03-04 Jeff Law <law@redhat.com>
9656 * basic-block.h (rediscover_loops_after_threading): Declare.
9657 * tree-ssa-dom.c: Include cfgloop.h.
9658 (tree_ssa_dominator_optimize): Discover loops and some basic
9659 properties. Remove forwarder blocks recreated by loop header
9660 canonicalization. Also mark backedges in the CFG.
9661 * tree-ssa-threadupdate.c: Include cfgloop.h
9662 (rediscover_loops_after_threading): Define.
9663 (struct local_info): New field, JUMP_THREADED.
9664 (prune_undesirable_thread_requests): New function.
9665 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9666 then record that fact for the callers of redirct_edges.
9667 (thread_block): If BB has incoming backedges, then call
9668 prune_undesirable_thraed_requests. Note when we are
9669 going to have to rediscover loop information. Return a
9670 boolean indicating if any jumps were threaded.
9671 (thread_through_all_blocks): Bubble up boolean indicating
9672 if any jumps were threaded.
9673 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9674 (tree-ssa-threadupdate.o): Similarly.
9676 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9678 * fold-const.c (fold_ternary): Unroll the "for" loop to
9681 2005-03-04 Andrew Haley <aph@redhat.com>
9683 * unwind-dw2-fde-glibc.c (struct
9684 unw_eh_callback_data.check_cache): New field.
9685 (frame_hdr_cache): New.
9686 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9687 Cache frame header info.
9689 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9691 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9692 (print_c_condition): Declare.
9693 * read-rtl.c (ptr_loc): New structure.
9694 (ptr_locs, ptr_loc_obstack, joined_conditions)
9695 (joined_conditions_obstack): New variables.
9696 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9697 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9698 (join_c_conditions, print_c_condition): New functions.
9699 (apply_macro_to_string): Associate the new string with the same
9700 source location as the old one.
9701 (add_condition_to_string): Use join_c_conditions.
9702 (read_string): Use set_rtx_ptr_loc to record a filename and line
9703 number for the string.
9704 (read_rtx): Initialize the new variables above.
9705 * genattrtab.c (write_test_expr, write_attr_value): Use
9707 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9708 comment above the GCC_VERSION check.
9709 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9710 Inline the definition of MAYBE_EVAL.
9711 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9712 * genoutput.c (process_template): Likewise.
9713 * genpreds.c (write_predicate_subfunction): Likewise.
9714 (write_predicate_expr): Use print_c_condition.
9715 * genrecog.c (write_cond): Likewise.
9716 * gensupport.c (process_rtx): Use join_c_conditions to join the
9717 conditions of a define_insn_and_split. Record a source location
9718 for the string after the "&&".
9719 (alter_test_for_insn): Use join_c_conditions.
9721 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9724 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9725 PR tree-optimization/15784
9726 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9729 2005-03-04 Ben Elliston <bje@au.ibm.com>
9731 * gcc.c (option_map): Add --coverage.
9732 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9733 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9734 * config/darwin.h: Pass -lgcov for `coverage'.
9735 * doc/invoke.texi (Debugging Options): Document --coverage.
9737 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9739 * gcse.c (bypass_block): Use find_edge wherever possible.
9741 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9745 * c-opts.c (c_common_parse_file): Call start_source_file
9746 and end_source_file at the approriate times.
9748 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9749 the main file, it will be done for us now.
9751 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9753 * fold-const.c (fold_ternary): New.
9754 (fold): Call fold_ternary on ternary expressions. Remove
9755 handling of ternary expressions.
9757 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9759 PR tree-optimization/15784
9760 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9763 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9765 * config/rs6000/predicates.md (branch_comparison_operator):
9766 Convert from C block to conditional format.
9768 2005-03-03 Jan Hubicka <jh@suse.cz>
9770 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9771 and non-constant public variables.
9773 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9775 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9778 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9781 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9782 calls to release_ssa_name and release_phi_node.
9784 * fold-const.c (fold): Remove handling of unary expressions.
9786 * fold-const.c (fold_unary): Avoid directly using the original
9787 expression t as much as possible.
9789 2005-03-03 Roger Sayle <roger@eyesopen.com>
9790 Andrew Pinski <pinskia@physics.uc.edu>
9792 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9793 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9795 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9797 Describe special registers SRP and MOF as allocatable registers.
9798 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9799 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9800 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9801 TARGET_HAS_MUL_INSNS.
9802 (cris_print_operand) <case 'd'>: New case.
9803 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9804 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9806 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9807 (REG_ALLOC_ORDER): Update for MOF.
9808 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9810 (GENERAL_REGS): No longer a define of ALL_REGS.
9811 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9812 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9814 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9815 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9816 (SECONDARY_RELOAD_CLASS): Define.
9817 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9818 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9819 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9820 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9821 (REGISTER_MOVE_COST): Define.
9822 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9823 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9824 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9825 (CRIS_MOF_REGNUM): New define_constants.
9826 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9828 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9830 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9831 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9832 Adjust for MOF being properly described as a register.
9833 (indir_to_reg_split): Name this split. Conditionalize on the
9834 destination register being a general register.
9835 (movei): Conditionalize on on operands 0 and 1 having the same
9838 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9841 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9842 -mcpu to override any other explicitly given flags.
9844 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9846 * recog.c (verify_changes, confirm_change_group): New functions,
9847 broken out of apply_change_group.
9848 (apply_change_group): Use them.
9849 * recog.h (verify_change, confirm_change_group): Declare.
9850 * rtl.h (redirect_jump_2): Declare.
9851 * jump.c (redirect_exp, invert_exp): Delete.
9852 (invert_exp_1): Take second parameter. Return value. Changed caller.
9853 (redirect_jump_2): New function, broken out of redirect_jump.
9854 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9855 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9856 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9858 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9860 * varasm.c (named_section): Use xstrdup rather than doing it by
9863 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9865 2005-03-02 Devang Patel <dpatel@apple.com>
9867 Undo PR tree-optimization/18815 fix.
9869 2005-03-02 Devang Patel <dpatel@apple.com>
9871 PR tree-optimization/18815
9872 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9873 loops with zero exit edges.
9875 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9877 * cfg.c (connect_src, connect_dest, disconnect_src,
9878 disconnct_dest): New.
9879 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9880 redirect_edge_pred): Use the new functions.
9882 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9883 free_dominance_info only when needed.
9885 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9888 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9889 (reg_or_sub_cint64_operand): Same.
9891 2005-03-02 Jeff Law <law@redhat.com>
9893 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9894 CFG_ALTERED in the main DOM iteration loop.
9896 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9899 * varasm.c (initializer_constant_valid_p): Allow conversions
9900 between OFFSET_TYPEs. Tidy.
9902 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9904 * config/cris/cris.md ("return"): Remove epilogue delay list
9907 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9909 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9911 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9913 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9915 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9916 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9917 config/m68k/m68k.c, config/mips/mips.h,
9918 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9919 doc/include/gcc-common.texi: Update copyright.
9921 PR middle-end/18029 and PR middle-end/18030
9922 * expr.c (optimize_bitfield_assignment_op): Add a special case
9923 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9925 * fold-const.c (fold_unary): New.
9926 (fold): Call fold_unary on unary expressions.
9928 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9930 * cgraph.h (struct cgraph_edge): Add prev_caller and
9932 (cgraph_node_remove_callees): Export.
9933 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9935 (cgraph_edge_remove_callee): New function.
9936 (cgraph_edge_remove_caller): Likewise.
9937 (cgraph_remove_edge): Use.
9938 (cgraph_redirect_edge_callee): Likewise.
9939 (cgraph_node_remove_callees): New function.
9940 (cgraph_node_remove_callers): Likewise.
9941 (cgraph_remove_node): Use.
9942 * tree-optimize.c (tree_rest_of_compilation): Use
9943 cgraph_node_remove_callees instead of manual loop.
9944 * cgraphunit.c (cgraph_finalize_function): Likewise.
9945 (cgraph_expand_function): Likewise.
9946 (cgraph_remove_unreachable_nodes): Likewise.
9948 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9951 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9953 * c-decl.c (undeclared_variable): Take location as argument.
9954 * c-typeck.c (build_external_ref): Likewise.
9955 * c-parser.c (c_parser_postfix_expression): Pass location of
9956 identifier to build_external_ref.
9958 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9960 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9961 CCEQ mode for branch_positive_comparison_operator test.
9962 * config/rs6000/predicates (branch_comparison_operator): Revert to
9964 (scc_comparison_operator): Same.
9965 (branch_positive_comparison_operator): Same.
9967 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9969 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9970 (cris_delay_slots_for_epilogue): Remove.
9971 (save_last): Move into cris_target_asm_function_epilogue.
9972 (cris_target_asm_function_epilogue): Remove tests for file being
9974 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9975 (cris_delay_slots_for_epilogue): Remove prototypes.
9976 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9977 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9979 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9981 * config/rs6000/predicates.md (branch_comparison_operator): Change
9982 to define_special_predicate.
9983 (scc_comparison_operator): Same.
9984 (branch_positive_comparison_operator): Same.
9986 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9988 * Makefile.in (tree-ssa-sink.o): New.
9989 (OBJS-common): Add tree-ssa-sink.o.
9990 * common.opt: Add -ftree-sink
9991 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9992 * timevar.def (TV_TREE_SINK): new timevar.
9993 * tree-flow.h (is_hidden_global_store): Prototype.
9994 * tree-optimize.c (init_tree_optimization_passes): Add
9996 * tree-pass.h (pass_sink_code): New.
9997 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9998 for non-obvious global store store to is_hidden_global_store, and
9999 call that new function.
10000 * tree-ssa-sink.c: New file.
10001 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10002 * doc/passes.texi: Document forward store motion.
10003 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10004 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10005 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10006 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10008 2005-03-01 Per Bothner <per@bothner.com>
10010 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10011 and we have a non-zero column-number, add it to the message.
10012 Also factor out the diagnostic_kind_text.
10014 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10016 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10017 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10018 flow_loop_scan): Removed.
10019 (flow_loop_dump): Do not dump removed fields.
10020 (flow_loop_free): Do not free removed fields.
10021 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10022 (loop_exit_edge_p): New function.
10023 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10024 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10025 num_exits, exits_doms.
10026 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10027 LOOP_EDGES, LOOP_ALL): Removed.
10028 (flow_loop_scan): Declaration removed.
10029 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10030 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10032 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10033 (if_convert): Call flow_loops_find and flow_loops_free
10034 when calling mark_loop_exit_edges.
10035 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10036 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10037 free_dominance_info calls.
10038 * loop-init.c (flow_loops_find): Ditto.
10039 * passes.c (rest_of_handle_branch_prob): Ditto.
10040 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10041 * loop-unroll.c (analyze_insns_in_loop): Do not use
10043 * predict.c (predict_loops): Do not call flow_loop_scan.
10044 Use get_loop_exit_edges.
10045 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10046 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10047 Do not use EDGE_LOOP_EXIT.
10048 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10049 to bb_with_exit_edge_p.
10050 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10051 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10052 to bb_with_exit_edge_p.
10053 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10055 * tree-loop-linear.c (linear_transform_loops): Do not call
10056 flow_loop_scan. Use loop->single_exit.
10057 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10058 (vect_analyze_loop_form): Do not call flow_loop_scan.
10059 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10061 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10063 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10064 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10065 slpeel_tree_duplicate_loop_to_edge_cfg,
10066 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10067 Use loop_preheader_edge and loop->single_exit. Do not call
10070 2005-03-01 Nick Clifton <nickc@redhat.com>
10072 * config/arm/arm.c (thumb_find_work_register): Check all of the
10073 argument registers to see if they are free, and a couple of
10074 special cases where the last argument register but can be proved
10075 to be available during the function's prologue.
10076 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10077 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10078 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10080 (thumb_compute_save_reg_mask): Likewise. Also use
10081 thumb_find_work_register() to ensure that there is agreement about
10082 which work register is going to be used in the prologue.
10083 (thumb_output_function_prologue): Use unsigned long as the type
10084 for the register bit-mask. Also delay pushing the link register if
10085 other high registers are going to be pushed.
10086 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10087 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10088 redundant prototypes.
10090 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10093 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10094 and after reload in REG+REG indexed addresses without REG_POINTER
10095 set in the base and not set in the index.
10097 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10099 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10100 Don't undefine here.
10101 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10102 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10103 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10104 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10105 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10107 * config.gcc (sh*-*-linux*): Use config/linux.h.
10109 2005-02-28 Dale Johannesen <dalej@apple.com>
10110 Stan Shebs <shebs@apple.com>
10112 Rewrite of 64-bit Darwin structure-by-value pass/return.
10113 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10114 intoffset, use_stack, named.
10115 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10116 (rs6000_darwin64_record_arg_advance_flush): New.
10117 (rs6000_darwin64_record_arg_advance_recurse): New.
10118 (rs6000_darwin64_record_arg_flush): New.
10119 (rs6000_darwin64_record_arg_recurse): New.
10120 (rs6000_darwin64_record_arg): New.
10121 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10122 (function_arg_boundary): Handle 128-bit aligned structs.
10123 (function_arg_advance): Rewrite darwin64 struct handling.
10124 (function_arg): Call rs6000_darwin64_record_arg.
10125 (function_arg_partial_nregs): Handle darwin64 structs.
10126 (rs6000_darwin64_function_value): Remove.
10127 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10129 2005-02-28 Roger Sayle <roger@eyesopen.com>
10131 PR tree-optimization/20216
10132 * tree-chrec.c (tree_fold_factorial): Delete.
10133 (tree_fold_binomial): Change argument list to take a return type
10134 and change the type of K to unsigned int. Rewrite to avoid explicit
10135 evaluation of factorials, and (recursively) calling fold to perform
10136 compile-time arithmetic. Return NULL on (internal) overflow.
10137 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10138 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10139 if any intermediate calculation overflows.
10140 (chrec_apply): Update call to chrec_evaluate.
10142 2005-02-28 James E Wilson <wilson@specifixinc.com>
10144 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10146 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10149 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10150 instead of NULL_TREE on error.
10152 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10154 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10155 (EASY_VECTOR_15_ADD_SELF): Remove.
10156 (num_insns_constant_wide): Not static.
10157 (validate_condition_mode): Not static.
10158 (toc_relative_expr_p): Not static.
10159 (legitimate_indirect_address_p): Not static.
10160 (macho_lo_sum_memory_operand): Not static.
10161 (invalid_e500_subreg): Not static.
10162 (easy_vector_same): Not static.
10163 (easy_vector_splat_const): Not static.
10164 (RS6000_SYMBOL_REF_TLS_P): Remove.
10165 (any_operand): Delete.
10166 (any_parallel_operand): Delete.
10167 (count_register_operand): Delete.
10168 (altivec_register_operand): Delete.
10169 (xer_operand): Delete.
10170 (s8bit_cint_operand): Delete.
10171 (short_cint_operand): Delete.
10172 (u_short_cint_operand): Delete.
10173 (non_short_cint_operand): Delete.
10174 (exact_log2_cint_operand): Delete.
10175 (gpc_reg_operand): Delete.
10176 (cc_reg_operand): Delete.
10177 (cc_reg_not_cr0_operand): Delete.
10178 (reg_or_short_operand): Delete.
10179 (reg_or_neg_short_operand): Delete.
10180 (reg_or_aligned_short_operand): Delete.
10181 (reg_or_u_short_operand): Delete.
10182 (reg_or_cint_operand): Delete.
10183 (reg_or_arith_cint_operand): Delete.
10184 (reg_or_add_cint64_operand): Delete.
10185 (reg_or_sub_cint64_operand): Delete.
10186 (reg_or_logical_cint_operand): Delete.
10187 (got_operand): Delete.
10188 (got_no_const_operand): Delete.
10189 (easy_fp_constant): Delete.
10190 (easy_vector_constant): Delete.
10191 (easy_vector_constant_add_self): Delete.
10192 (zero_constant): Delete.
10193 (zero_fp_constant): Delete.
10194 (volatile_mem_operand): Delete.
10195 (offsettable_mem_operand): Delete.
10196 (mem_or_easy_const_operand): Delete.
10197 (add_operand): Delete.
10198 (non_add_cint_operand): Delete.
10199 (logical_operand): Delete.
10200 (non_logical_cint_operand): Delete.
10201 (mask_operand): Delete.
10202 (mask_operand_wrap): Delete.
10203 (mask64_operand): Delete.
10204 (mask64_2_operand): Delete.
10205 (and64_operand): Delete.
10206 (and64_2_operand): Delete.
10207 (and_operand): Delete.
10208 (reg_or_mem_operand): Delete.
10209 (lwa_operand): Delete.
10210 (symbol_ref_operand): Delete.
10211 (call_operand): Delete.
10212 (current_file_function_operand): Delete.
10213 (input_operand): Delete.
10214 (rs6000_nonimmediate_operand): Delete.
10215 (rs6000_tls_symbol_ref): Delete.
10216 (save_world_operation): Delete.
10217 (restore_world_operation): Delete.
10218 (load_multiple_operation): Delete.
10219 (store_multiple_operation): Delete.
10220 (vrsave_operation): Delete.
10221 (mfcr_operation): Delete.
10222 (mtcrf_operation): Delete.
10223 (lmw_operation): Delete.
10224 (stmw_operation): Delete.
10225 (branch_comparison_operator): Delete.
10226 (branch_positive_comparison_operator): Delete.
10227 (scc_comparison_operator): Delete.
10228 (trap_comparison_operator): Delete.
10229 (boolean_operator): Delete.
10230 (boolean_or_operator): Delete.
10231 (min_max_operator): Delete.
10232 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10233 (EASY_VECTOR_15): Moved to here.
10234 (EASY_VECTOR_15_ADD_SELF): Move to here.
10235 (PREDICATE_CODES): Delete.
10236 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10237 Declare functions no longer static.
10238 * config/rs6000/predicates.md: New.
10239 * config/rs6000/rs6000.md: Include predicates.md
10241 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10243 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10244 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10246 * cfgrtl.c (need_fake_edge_p): Likewise.
10247 * combine.c (distribute_notes): Likewise.
10248 * emit-rtl.c (try_split): Likewise.
10249 * recog.c (peephole2_opimize): Likewise.
10250 * reg-notes.def (ALWAYS_RETURN): Remove.
10251 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10252 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10253 * tree.h (ECF_ALWAYS_RETURN): Remove.
10255 2005-02-28 Roger Sayle <roger@eyesopen.com>
10257 PR middle-end/19874
10258 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10259 between different machine modes is never a "useless" conversion.
10261 2005-02-28 Geert Bosch <bosch@gnat.com>
10264 * doc/contrib.texi: List contributors for Ada front end
10266 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10268 * simplify-rtx.c (simplify_unary_operation_1,
10269 simplify_const_unary_operation): New, extracted from...
10270 (simplify_unary_operation): ... this one.
10271 (simplify_binary_operation_1,
10272 simplify_const_binary_operation): New, extracted from...
10273 (simplify_binary_operation): ... this one.
10274 * rtl.h (simplify_const_unary_operation,
10275 simplify_const_binary_operation): Add prototypes.
10277 2005-02-28 Julian Brown <julian@codesourcery.com>
10279 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10280 building libjava and caused PR regression/20228.
10282 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10285 * Makefile.in (host_subdir): New.
10286 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10287 * configure: Regenerate.
10289 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10291 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10292 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10293 installation directory first.
10295 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10298 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10299 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10300 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10301 * config/cris/cris.md: Tweak comments referring to Q.
10302 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10303 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10304 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10305 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10306 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10307 Insert spaces in constraints to align alternatives vertically for
10309 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10312 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10314 PR rtl-optimization/17728
10315 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10316 operand 0 from general_operand to move_dest_operand.
10318 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10320 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10321 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10322 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10323 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10325 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10327 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10328 * configure: Regenerate.
10329 * libada-mk.in: Remove CC; rename
10330 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10332 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10335 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10336 for the lhs, also walk over the tree. Likewise for rhs.
10338 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10340 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10341 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10342 Do not propagate value of iv before increment over the increment.
10344 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10346 * c-parser.c: New file.
10347 * c-parse.in: Remove.
10348 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10350 (c-parser.o): Add dependencies.
10351 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10352 maintainer-clean, TAGS): Update.
10353 * c-config-lang.in (gtfiles): Update.
10354 * gengtype-lex.l: Don't handle "@@".
10355 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10356 objc_build_synchronized, objc_begin_try_stmt,
10357 objc_begin_catch_clause, objc_finish_catch_clause,
10358 objc_build_finally_clause, objc_finish_try_stmt): New.
10359 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10361 (c_parse_init): Update comment.
10362 * c-decl.c (c_init_decl_processing): Update comment.
10363 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10364 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10365 new c_declspecs members.
10367 2005-02-25 Julian Brown <julian@codesourcery.com>
10369 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10370 from being used for symbols with vague linkage when
10371 HAVE_GAS_COMDAT_GROUP is true.
10373 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10375 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10377 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10380 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10381 (LIBGCC2_HAS_DF_MODE): New.
10382 (LIBGCC2_HAS_XF_MODE): New.
10383 (LIBGCC2_HAS_TF_MODE): New.
10384 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10385 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10386 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10387 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10388 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10389 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10390 and add _fixtfdi, _fixunstfdi, _floatditf
10391 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10392 L_fixunstfdi, L_floatditf.
10393 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10394 (LIBGCC2_HAS_TF_MODE): Define.
10396 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10398 PR tree-optimization/20204
10399 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10400 REWRITE_THIS_STMT markers on PHI nodes.
10401 (rewrite_initialize_block): Likewise.
10403 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10405 * version.c (version_string): Update to 4.1.
10407 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10409 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10410 Clarify that the alternative way doesn't work in GNU C++.
10412 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10414 PR tree-optimization/19937
10415 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10416 to the type of the induction variable.
10418 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10420 PR rtl-optimization/20117
10421 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10422 the block including noncopyable insn.
10424 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10426 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10427 calls to find_reg_note.
10429 2005-02-24 Richard Henderson <rth@redhat.com>
10432 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10435 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10437 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10438 vector types if to use base reg for misaligned non-word ld/std.
10440 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10443 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10444 dwarf2 label manually and put it after, not before the prologue.
10446 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10449 * reload.c (operands_match_p): Only increment register number for
10450 SCALAR_INT_MODE_P modes in multiple hard registers.
10452 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10455 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10457 * ChangeLog.5: Fix log message typo(s).
10458 * ChangeLog.7: Likewise.
10459 * ChangeLog.tree-ssa: Likewise.
10460 * cfgexpand.c: Fix comment typo(s).
10461 * conflict.c: Likewise.
10462 * defaults.h: Likewise.
10463 * dwarf2out.c: Likewise.
10464 * gcse.c: Likewise.
10465 * ggc-page.c: Likewise.
10466 * tree-eh.c: Likewise.
10467 * tree-ssa-dom.c: Likewise.
10469 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10472 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10473 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10474 if SHARED is defined.
10477 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10478 allow splitting only if operands 0 and 3 don't overlap.
10480 2005-02-24 Richard Henderson <rth@redhat.com>
10482 PR middle-end/19953
10483 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10484 (fold_builtin_1): Call them.
10485 * fold-const.c (fold_complex_mult_parts): Split out from ...
10486 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10487 (fold_complex_div_parts, fold_complex_div): New.
10489 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10491 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10493 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10494 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10496 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10497 (print_node): Likewise.
10498 Print TYPE_SIZES_GIMPLIFIED.
10500 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10502 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10503 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10504 operands as commutative in constraints.
10506 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10508 * tree-into-ssa.c: Re-organize internal functions.
10510 2005-02-24 Richard Henderson <rth@redhat.com>
10512 PR middle-end/18902
10513 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10515 * common.opt (fcx-limited-range): New.
10516 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10517 * toplev.c (flag_complex_method): Initialize to 1.
10518 (process_options): Set flag_complex_method to 0 if
10519 flag_cx_limited_range.
10520 * doc/invoke.texi (-fcx-limited-range): New.
10522 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10524 * cse.c (delete_trivially_dead_insns): Speed up by using
10525 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10528 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10530 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10531 functions when -mid-shared-library is being used.
10533 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10535 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10536 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10537 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10538 * system.h: Poison LINK_LIBGCC_SPECIAL.
10540 2005-02-23 James E Wilson <wilson@specifixinc.com>
10542 * gengtype.c (note_insn_name): Make 1 element larger.
10544 2005-02-23 Roger Sayle <roger@eyesopen.com>
10547 PR rtl-optimization/20097
10548 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10549 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10551 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10553 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10554 * t-aix52 (SHLIB_INSTALL): Same.
10556 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10558 * genpreds.c: Update copyright.
10560 2005-02-23 Michael Beach <michaelb@ieee.org>
10563 * config/sparc/t-elf (startup files): Assemble with CPP.
10565 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10567 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10568 (write_predicate_expr): Likewise.
10570 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10572 PR tree-optimization/20100
10573 PR tree-optimization/20115
10574 * tree-optimize.c (init_tree_optimization_passes): Remove
10575 pass_maybe_create_global_var.
10576 * tree-pass.h (pass_maybe_create_global_var): Remove.
10577 * tree-ssa-alias.c (aliases_computed_p): Declare.
10578 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10579 (count_calls_and_maybe_create_global_var): Remove.
10580 (pass_maybe_create_global_var): Remove.
10581 (init_alias_info): Do not declare aliases_computed_p.
10582 (maybe_create_global_var): If the function contains no
10583 call-clobbered variables and a mix of pure/const and regular
10584 function calls, create .GLOBAL_VAR.
10585 Mark all call-clobbered variables for renaming.
10586 (merge_pointed_to_info): Update comment.
10587 (add_pointed_to_var): Likewise.
10588 (is_escape_site): Likewise.
10589 Accept struct alias_info * instead of size_t *.
10591 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10593 * tree-ssa-operands.c (get_call_expr_operands): If
10594 ALIASES_COMPUTED_P is false, do not add call-clobbering
10596 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10597 (delete_tree_ssa): Likewise.
10599 2005-02-22 James E Wilson <wilson@specifixinc.com>
10601 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10602 (do_compile): Do call it here.
10604 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10606 PR rtl-optimization/20017.
10607 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10608 rest_of_handle_cse2, rest_of_handle_gcse): Call
10609 delete_dead_jumptables immediately before calling cleanup_cfg.
10611 2005-02-22 Devang Patel <dpatel@apple.com>
10614 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10617 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10619 * config/rs6000/aix.h (WINT_TYPE): Define.
10621 2005-02-22 Stan Shebs <shebs@apple.com>
10623 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10624 natural alignment for 64-bit Darwin.
10625 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10627 * doc/invoke.texi: Document this.
10629 2005-02-22 DJ Delorie <dj@redhat.com>
10631 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10632 to make_[un]signed_type, not the mode itself.
10634 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10636 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10637 not available. Use tail calls wherever possible.
10638 (make_edge): Call unchecked_make_edge to create an edge.
10640 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10641 (coalesce_ssa_name): Don't check for
10642 SSANORM_USE_COALESCE_LIST.
10643 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10645 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10647 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10648 (rewrite_into_ssa): ... here.
10650 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10652 PR tree-optimization/19786
10653 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10654 tag to another's may-alias bitmap when adding to the other's list.
10656 2005-02-21 DJ Delorie <dj@redhat.com>
10658 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10659 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10660 registers in unsupported ways.
10661 * expmed.c (init_expmed): Likewise.
10663 2005-02-21 Stan Cox <scox@redhat.com>
10665 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10667 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10669 * tree-cfg.c (fold_cond_expr_cond): New.
10670 (make_edges): Call fold_cond_expr_cond.
10671 (find_taken_edge): Accept nothing but INTEGER_CST.
10672 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10674 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10676 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10677 that do not belong to any basic block.
10679 2005-02-21 Jeff Law <law@redhat.com>
10681 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10684 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10686 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10687 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10688 Adjust their definitions.
10689 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10690 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10692 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10693 genautomata.c, langhooks.c, langhooks.h, system.h,
10694 config/arm/lib1funcs.asm: Update copyright.
10696 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10698 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10700 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10703 * doc/install.texi: Document --with-gc.
10705 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10707 * simplify-rtx.c (simplify_unary_operation): Add a missing
10710 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10712 PR tree-optimization/18663
10713 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10714 if the type has variable bounds.
10716 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10718 * gcse.c: Remove an obsolete comment.
10720 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10722 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10724 * doc/extend.texi (Function Attributes) <Attribute const>: The
10725 attribute "pure" is below this text, not above.
10727 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10729 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10730 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10731 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10733 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10736 * langhooks.h (struct lang_hooks): Add to_target_charset.
10737 * langhooks.c (lhd_to_target_charset): New function.
10738 * langhooks-def.h: Declare lhd_to_target_charset.
10739 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10740 (LANG_HOOKS_INITIALIZER): Update.
10741 * c-common.c (c_common_to_target_charset): New function.
10742 * c-common.h: Declare it.
10743 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10744 c_common_to_target_charset.
10746 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10747 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10748 Delete definitions.
10749 * system.h: Poison them.
10750 * doc/tm.texi: Don't discuss them.
10751 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10752 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10753 (pp_c_char): Do not attempt to generate letter escapes for
10755 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10756 * config/mips/mips.c (mips_output_ascii): Likewise.
10758 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10760 PR tree-optimization/19951
10761 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10764 2005-02-19 Steven Bosscher <stevenb@suse.de>
10766 PR middle-end/19698
10767 * function.h (struct function): New field `max_loop_depth'.
10768 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10769 (flow_loops_find): Reset the max loop depth count before finding loops.
10770 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10771 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10772 (calculate_global_regs_live): Make sure the loop will terminate
10773 when the initial sets are not empty.
10775 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10777 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10779 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10781 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10784 * doc/invoke.texi: Remove documentation of %M spec.
10786 (init_spec): Remove %M suffix from -lgcc_s.
10787 (do_spec_1): Remove 'M' case.
10788 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10789 to put shared libraries in the multilib directory. Remove the
10790 shlib_so_soname substitution variable. Don't add a multilib encoding
10791 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10792 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10793 SHLIB_INSTALL as well as SHLIB_LINK.
10794 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10795 (SHLIB_NAME): Delete.
10796 (SHLIB_DIR): New macro.
10797 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10798 (SHLIB_INSTALL): Adjust accordingly.
10799 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10800 * config/t-slibgcc-sld: Likewise.
10801 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10802 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10803 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10805 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10806 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10807 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10808 Use @shlib_base_name@ instead of @shlib_so_name@.
10809 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10810 and @shlib_base_name@.so in @multilib_dir@.
10811 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10812 to the install path.
10813 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10814 (SHLIB_LINK): Remove previous workaround.
10815 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10816 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10817 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10819 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10820 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10821 (SHLIB_INSTALL): Adjust accordingly.
10822 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10823 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10824 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10825 config/t-slibgcc-elf-ver.
10827 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10828 Jakub Jelinek <jakub@redhat.com>
10830 PR tree-optimization/19828
10831 * tree-ssa-loop-im.c: Add a TODO comment.
10832 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10833 without side-effects.
10835 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10837 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10840 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10842 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10843 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10844 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10846 (ia64_reorg): Delete fixup_errata call.
10847 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10848 (TARGET_SWITCHES): Delete -mb-step entry.
10850 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10853 * c-typeck.c (composite_type): Handle quals in transparent unions.
10854 (type_lists_compatible_p): Likewise.
10856 2005-02-18 Stan Shebs <shebs@apple.com>
10858 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10859 expressions in the .literal8 section.
10861 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10863 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10865 2005-02-18 Roger Sayle <roger@eyesopen.com>
10867 * fold-const.c (constant_boolean_node): Always create values of the
10868 specified type, don't bother calling truthvalue_conversion.
10870 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10872 * except.c (output_function_exception_table): Call
10873 assemble_external_libcall (eh_personality_libfunc).
10875 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10878 * config/ia64/ia64.h (struct machine_function): Add state_num.
10879 * config/ia64/ia64.c (process_epilogue,
10880 process_for_unwind_directive): Use new unwind state numbers each
10881 time rather than state 1.
10883 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10886 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10887 before the "*llgt_didi" pattern.
10889 2005-02-18 Jason Merrill <jason@redhat.com>
10891 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10893 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10895 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10896 (div0): Use it in place of ARM_FUNC_ALIAS.
10897 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10899 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10901 PR middle-end/20030
10902 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10903 access, the lower bound of the array type if it exists.
10905 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10908 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10909 cases that are out-of-range for the index type.
10911 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10913 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10914 (estimate_case_costs): Don't call convert.
10915 * expmed.c (expand_shift): Likewise.
10916 (make_tree): Call fold_convert instead of convert.
10918 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10921 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10922 that ref to be marked MEM_READONLY_P doesn't have base that needs
10925 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10927 * genautomata.c (output_get_cpu_unit_code_func,
10928 output_cpu_unit_reservation_p): Don't generate old-style function
10931 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10934 PR tree-optimization/20009
10935 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10937 PR tree-optimization/18947
10938 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10939 inline, remove all nodes that are inlined into the extern inline
10942 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10944 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10945 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10946 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10947 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10950 2005-02-17 Roger Sayle <roger@eyesopen.com>
10952 PR tree-optimization/19917
10953 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10954 to be potentially trapping.
10956 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10958 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10960 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10962 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10963 tem becomes a local variable which is set to the value of the
10964 back end defined INITIAL_FRAME_ADDRESS macro.
10965 (expand_builtin_frame_address): Omit the base parameter to
10966 expand_builtin_return_addr.
10967 (expand_builtin_profile_func): Likewise.
10968 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10969 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10970 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10972 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10974 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10975 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10976 * config/frv/frv.c (frv_function_epilogue): Likewise.
10978 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10980 * lambda-code (perfect_nestify): Remove mark/unmark
10981 for rewriting hack.
10982 * tree-loop-linear.c (linear_transform_loops): Add
10983 rewrite_into_ssa call so that ssa is correct for
10984 rewriting into loop closed.
10986 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10988 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10989 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10991 * bt-load.c (btr_def_live_range, combine_btr_defs,
10992 migrate_btr_def, migrate_btr_defs): Likewise.
10993 * cfgcleanup.c (thread_jump): Likewise.
10994 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10995 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10996 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10997 df_rd_local_compute, df_reg_info_compute): Likewise.
10998 * dominance.c (init_dom_info, free_dom_info): Likewise.
10999 * flow.c (init_propagate_block_info,
11000 free_propagate_block_info): Likewise.
11001 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11002 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11003 modify_reg_pav): Likewise.
11004 * loop-invariant.c (find_defs, find_invariant_insn,
11005 find_invariants, free_inv_motion_data): Likewise.
11006 * predict.c (tree_predict_by_opcode,
11007 estimate_bb_frequencies): Likewise.
11008 * stmt.c (expand_case): Likewise.
11009 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11010 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11011 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11012 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11013 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11014 rewrite_ssa_into_ssa): Likewise.
11015 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11016 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11017 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11018 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11019 * tree-sra.c (tree_sra): Likewise.
11020 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11021 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11022 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11023 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11024 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11025 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11027 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11028 calculate_live_on_entry, calculate_live_on_exit,
11029 build_tree_conflict_graph): Likewise.
11030 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11031 record_important_candidates, set_use_iv_cost, find_depends,
11032 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11033 tree_ssa_iv_optimize_finalize): Likewise.
11034 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11035 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11036 tree_duplicate_loop_to_header_edge): Likewise.
11037 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11038 * tree-ssa.c (verify_flow_insensitive_alias_info,
11039 verify_name_tags, verify_ssa, init_tree_ssa,
11040 delete_tree_ssa): Likewise.
11041 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11042 fini_ssanames): Likewise.
11043 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11045 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11047 * config/rs6000/t-rtems: Completely reworked.
11049 2005-02-17 Ira Rosen <irar@il.ibm.com>
11051 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11053 2005-02-17 Ira Rosen <irar@il.ibm.com>
11055 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11056 POINTER_TYPE_P when checking that type is a pointer.
11057 (vect_get_memtag): Remove.
11058 (vect_address_analysis): Use POINTER_TYPE_P. Call
11059 vect_object_analysis with dummy parameter for memtag.
11060 (vect_object_analysis): Extract memtag (functionality that
11061 used to be in vect_get_memtag and moved here). Fix printings.
11062 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11063 with correct parameters. Remove call to vect_get_memtag.
11065 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11067 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11068 (tree-vectorizer.o): Added missing dependencies.
11070 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11072 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11073 declaration in tree-vectorizer.c, now has an extern declaration in
11074 tree-vectorizer.h).
11075 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11076 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11077 get_vectype_for_scalar_type, vect_is_simple_use,
11078 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11079 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11080 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11081 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11082 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11083 find_loop_location): Likewise.
11085 * tree-vectorizer.c (langhooks.h): #include removed.
11086 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11087 moved to tree-vectorized.h.
11088 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11089 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11090 get_vectype_for_scalar_type, vect_is_simple_use,
11091 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11092 vect_supportable_dr_alignment, new_loop_vec_info,
11093 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11094 vect_set_verbosity_level, find_loop_location): Likewise.
11096 (vect_analyze_loop): Function externalized. Declaration moved to
11097 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11098 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11099 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11100 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11101 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11102 vect_enhance_data_refs_alignment, vect_analyze_operations,
11103 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11104 vect_stmt_relevant_p, vect_get_loop_niters,
11105 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11106 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11107 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11108 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11109 vect_get_memtag): Likewise.
11111 (vectorizable_load): Function externalized. Declaration moved to
11112 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11113 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11114 vect_transform_loop): Likewise.
11115 (vect_transform_stmt): Moved to tree-vect-transform.c.
11116 (vect_align_data_ref, vect_create_destination_var,
11117 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11118 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11119 vect_get_vec_def_for_operand, vect_init_vector,
11120 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11121 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11122 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11123 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11124 vect_do_peeling_for_loop_bound): Likewise.
11126 * tree-vect-analyze.c: New file.
11127 * tree-vect-transform.c: New file.
11129 2005-02-17 Jason Merrill <jason@redhat.com>
11131 PR mudflap/19319, c++/19317
11132 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11135 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11137 * doc/install.texi (Specific): Update link for Darwin-specific
11140 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11142 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11143 constant_boolean_node.
11145 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11148 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11149 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11151 2005-02-16 Richard Henderson <rth@redhat.com>
11154 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11156 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11157 replace uses with Wtype_MAXp1_F.
11158 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11159 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11160 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11161 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11162 and HAVE_TFMODE as appropriate.
11163 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11164 (__floatdisf): Likewise.
11165 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11166 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11167 (Wtype_MAXp1_F): New.
11168 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11169 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11171 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11174 * arm.c (arm_apply_result_size): New function.
11175 * arm.h (APPLY_RESULT_SIZE): Define.
11176 * arm-protos.h (arm_apply_result_size): Add prototype.
11177 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11178 (movxf): New expand.
11179 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11180 (call_value_symbol): Remove predicate for operand 0.
11181 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11182 (untyped_call): Rework to correclty return values for any type.
11183 (untyped_return): New expand.
11184 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11186 2005-02-16 Stan Shebs <shebs@apple.com>
11188 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11189 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11191 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11193 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11194 configure settings on Solaris 7 and later.
11196 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11198 PR tree-optimization/19865
11199 * tree-optimize.c (init_tree_optimization_passes): Run
11200 pass_may_alias after pass_sra.
11202 2005-02-16 Richard Henderson <rth@redhat.com>
11203 Stuart Hastings <stuart@apple.com>
11206 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11207 Do nothing if debug info suppressed for this function.
11208 (dbxout_begin_function): Early exit if debug info suppressed for
11211 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11214 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11216 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11218 PR tree-optimization/19967
11219 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11220 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11221 argument TYPE. Adjust calls to fold_builtin_XXX.
11222 (expand_builtin, fold_builtin_1): Adjust calls to
11223 expand_builtin_XXX.
11224 (fold_builtin_strchr, fold_builtin_strpbrk,
11225 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11226 result to a requested type TYPE.
11228 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11230 PR middle-end/19857
11231 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11232 (T)x & (T)cst if (T)cst overflows.
11233 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11234 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11236 2005-02-15 Jeff Law <law@redhat.com>
11238 * gcse.c (blocks_with_calls): New bitmap.
11239 (alloc_gcse_mem): Allocate it.
11240 (free_gcse_mem): Free it.
11241 (clear_modifY_mem_tables): Clear it.
11242 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11243 when we encounter CALL_INSNs.
11244 (compute_transp, case MEM): Handle blocks with calls separate
11245 from blocks without calls. Use bitmap iterators rather than
11248 2005-02-15 Peter O'Gorman <peter@pogma.com>
11251 * mklibgcc.in (vis_hide): Use a temporary object file, not
11254 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11257 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11258 access optimization.
11260 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11261 Alan Modra <amodra@bigpond.net.au>
11264 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11265 (_xlqsub): Rename to __gcc_qsub.
11266 (_xlqmul): Rename to __gcc_qmul.
11267 (_xlqdiv): Rename to __gcc_qdiv.
11268 Provide versioned symbol aliases with old names.
11269 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11270 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11271 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11272 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11273 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11275 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11277 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11278 Fold ~(A - 1) and ~(A + -1) to -A.
11280 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11284 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11285 config/pa/pa-host.c:pa_gt_pch_use_address.
11287 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11289 * tree-vn.c (get_value_handle): Make sure that given an
11290 is_gimple_min_invariant expression, we always return it.
11292 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11294 * passes.c (rest_of_handle_gcse): Fix a comment.
11296 2005-02-15 Jeff Law <law@redhat.com>
11298 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11300 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11301 (canon_list_insert, record_last_mem_set_info): Similarly.
11302 (clear_modify_mem_tables): Similarly.
11304 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11306 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11307 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11308 config/mips/mips.md, config/rs6000/aix.h,
11309 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11311 2005-02-15 Richard Henderson <rth@redhat.com>
11313 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11314 call to be best_edge.
11316 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11318 * basic-block.h: Adjust the prototype for find_basic_blocks.
11319 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11320 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11323 * flow.c (recompute_reg_usage): Remove all arguments.
11324 * passes.c (rest_of_compilation): Adjust the call to
11325 recompute_reg_usage.
11326 * rtl.h: Adjust the prototype for recompute_reg_usage.
11328 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11330 * tree-dump.c (dump_files): Update to reflect new member
11332 (dump_register): Add new argument.
11334 (dump_switch_p_1): Check against glob name if doglob was passed.
11335 (dump_switch_p): Check against regular first, then glob if
11336 we didn't have any hits on the dump name.
11337 * tree-optimize.c (register_one_dump_file):
11338 Pass in glob name as well.
11339 * tree-pass.h (struct dump_file_info): Add glob
11342 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11344 PR preprocessor/16323
11345 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11347 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11350 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11351 (trunctfdf2_internal1): New.
11352 (trunctfdf2_internal2): Renamed from trunctfdf2.
11354 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11356 PR tree-optimization/19853
11357 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11359 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11361 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11362 delete_dead_jumptables and cleanup_cfg.
11364 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11366 * reload.c (find_reloads): Swap address_reloaded flags when
11367 swapping commutative operands.
11369 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11371 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11372 Use standard_iv_increment_position for computing the bsi position
11374 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11377 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11380 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11381 life range of hard registers.
11382 * value-prof.c (insn_prefetch_values_to_profile): Only
11385 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11386 profile in libcalls.
11388 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11390 * bitmap.h (bitmap_and_compl_into): Return bool.
11391 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11393 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11395 PR tree-optimization/19944
11396 * fold-const.c (fold): Re-add ABS_EXPR folding.
11398 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11401 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11402 {TARGET,MASK}_XL_COMPAT.
11403 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11405 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11406 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11408 (rs6000_arg_partial_bytes): Same.
11409 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11410 and XL compatibility enabled.
11411 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11412 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11413 test to final condition.
11414 (cmptf_internal2): New.
11415 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11416 xl-compat. Add TFmode information to description.
11418 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11420 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11422 2005-02-13 Jason Merrill <jason@redhat.com>
11425 * fold-const.c (fold_indirect_ref_1): Split out from...
11426 (build_fold_indirect_ref): Here.
11427 (fold_indirect_ref): New fn.
11428 * tree.h: Declare it.
11429 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11430 (gimplify_modify_expr_rhs): Likewise.
11431 (gimplify_expr): Likewise.
11433 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11435 PR tree-optimization/14303
11436 PR tree-optimization/15784
11437 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11438 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11439 ABS_EXPR<x> != 0 to x != 0.
11441 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11443 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11444 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11445 spelling conventions.
11447 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11448 delete_trivially_dead_insns too many times.
11450 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11453 2005-02-12 Ira Rosen <irar@il.ibm.com>
11455 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11456 (vect_is_simple_iv_evolution): Remove redundant parameter
11458 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11459 without last parameter.
11460 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11461 Return pointer step. Call vect_is_simple_iv_evolution without
11462 last parameter. Check only that the step is multiple of size
11463 type. Remove stmt_vinfo updates.
11464 (vect_get_memtag_and_dr): Remove.
11465 (vect_get_memtag): New function.
11466 (vect_address_analysis): New function.
11467 (vect_object_analysis): New function.
11468 (vect_analyze_data_refs): Call vect_object_analysis and
11469 vect_get_memtag. Update stmt_vinfo fields.
11471 2005-02-12 Ira Rosen <irar@il.ibm.com>
11473 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11474 exist and are objects. Remove checks for pointer.
11475 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11476 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11477 (vect_create_data_ref_ptr): Likewise.
11478 (vect_base_addr_differ_p): New function.
11479 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11480 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11481 Don't set the DR_BASE_NAME field of data-ref.
11482 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11484 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11486 * optabs.h (enum optab_index): Add new OTI_ldexp.
11487 (ldexp_optab): Define corresponding macro.
11488 * optabs.c (init_optabs): Initialize ldexp_optab.
11489 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11491 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11493 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11494 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11496 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11497 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11500 2005-02-12 Ira Rosen <irar@il.ibm.com>
11502 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11504 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11506 (vect_get_base_and_offset): Always return an address.
11507 (vect_create_addr_base_for_vector_ref): Remove treatment for
11508 different data reference types.
11509 (vect_compute_data_ref_alignment): Rename base to base_address in
11510 stmt_vec_info. Get the object in order to force its alignment.
11511 (vect_get_memtag_and_dr): Rename base to base_address in
11512 stmt_vec_info. Extract the object for memtag analysis.
11514 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11516 PR regression/19898.
11517 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11518 changes cc_status, use apply modified_in_p to part of cc_status
11519 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11522 2005-02-11 Richard Henderson <rth@redhat.com>
11524 * tree-complex.c (expand_complex_libcall): New.
11525 (expand_complex_multiplication): Use it for c99 compliance.
11526 (expand_complex_division): Likewise.
11527 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11529 * builtins.c (built_in_names): Remove const.
11530 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11532 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11533 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11534 (built_in_names): Remove const.
11535 * c-common.c (c_common_type_for_mode): Handle complex modes.
11536 * flags.h, toplev.c (flag_complex_method): Rename from
11537 flag_complex_divide_method.
11538 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11539 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11540 * libgcc2.h: Declare them.
11541 * libgcc-std.ver: Export them.
11542 * mklibgcc.in (lib2funcs): Build them.
11544 2005-02-11 Steven Bosscher <stevenb@suse.de>
11546 PR tree-optimization/19876
11547 Partially revert my change from 2005-01-14
11548 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11549 (compute_antic): ...and remove the loop here.
11551 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11553 PR middle-end/19858
11554 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11555 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11557 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11558 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11560 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11562 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11563 offsets for the big-endian 32-bit case.
11565 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11567 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11569 2005-02-11 Dale Johannesen <dalej@apple.com>
11571 * cselib.c (cselib_process_insn): Clear out regs where
11572 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11573 * reload.c (find_equiv_reg): Ditto.
11575 2005-02-11 Ian Lance Taylor <ian@airs.com>
11577 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11580 * tree.c (build_function_type_list): Work correctly if there are
11583 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11585 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11586 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11587 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11588 TARGET_ZARCH instead of TARGET_64BIT.
11590 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11592 * config/rs6000/t-rtems:
11593 (MULTILIB_OPTIONS): Remove mcpu=602.
11594 (MUTLILIB_DIRNAMES): Remove m602.
11595 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11596 Let mcpu=602 match mcpu=603.
11597 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11599 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11601 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11602 signal trampolines.
11604 2005-02-10 David Daney <ddaney@avtrex.com>
11606 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11607 * config/i386/linux-unwind.h: Likewise.
11608 * config/ia64/linux-unwind.h: Likewise.
11609 * config/mips/linux-unwind.h: Likewise.
11610 * config/pa/linux-unwind.h: Likewise.
11611 * config/rs6000/linux-unwind.h: Likewise.
11612 * config/s390/linux-unwind.h: Likewise.
11613 * config/sh/linux-unwind.h: Likewise.
11614 * config/sparc/linux-unwind.h: Likewise.
11616 2005-02-10 Steven Bosscher <stevenb@suse.de>
11618 PR tree-optimization/17549
11619 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11620 TER to replace a DEF with its expression if the DEF and the
11621 rhs of the expression we replace into have the same root
11624 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11626 * config/mips/mips.md: Fix the placement of the match_scratch in the
11629 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11631 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11634 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11636 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11637 (strip_offset): Handle addresses.
11638 (add_address_candidates): Use strip_offset.
11639 (difference_cost): Reflect strip_offset change.
11640 (force_var_cost, difference_cost): Strip nops.
11642 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11644 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11646 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11647 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11648 config/cris/cris-protos.h, config/cris/cris.c: Update
11651 2005-02-10 Jeff Law <law@redhat.com>
11653 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11654 (lookup_avail_expr): Similarly.
11656 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11658 * builtins.c (fold_builtin_powi): New function.
11659 (fold_builtin_1): Call it.
11661 2005-02-10 Steven Bosscher <stevenb@suse.de>
11663 PR documentation/19309
11664 * doc/cpp.texi: The __GNUC__ and related predefined macros
11665 are also defined for the "standalone" cpp.
11666 Some non-GCC compilers may also define __GNUC__.
11668 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11671 * c-typeck.c (common_type): New routine. Old common_type renamed
11673 (c_common_type): ...this.
11674 (build_conditional_expr, build_binary_op): Use c_common_type instead
11677 2005-02-10 Steven Bosscher <stevenb@suse.de>
11679 * doc/md.texi: Replace @samp{length} with @code{length}.
11681 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11683 PR tree-optimization/18687
11684 * tree-flow.h (find_loop_niter): Declare.
11685 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11686 Try using scev even for loops with more than one exit.
11687 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11688 (struct ivopts_data): Added niters field.
11689 (struct nfe_cache_elt): New.
11690 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11692 (tree_ssa_iv_optimize_init): Initialize niters cache.
11693 (determine_number_of_iterations): Removed.
11694 (find_induction_variables): Do not call determine_number_of_iterations.
11695 Access niters for single exit through niter_for_single_dom_exit.
11696 (add_iv_outer_candidates): Access niters for single exit through
11697 niter_for_single_dom_exit.
11698 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11699 number_of_iterations_cond.
11700 (iv_period): New function.
11701 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11702 (may_replace_final_value): Take data argument. Use
11703 niter_for_single_dom_exit.
11704 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11705 (rewrite_use_compare): Pass data to may_eliminate_iv.
11706 (rewrite_use_outer): Pass data to may_replace_final_value.
11707 (free_loop_data): Clean up the niters cache.
11708 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11709 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11710 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11711 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11712 (num_ending_zeros): Moved to tree.c.
11713 * tree.h (num_ending_zeros): Declare.
11714 * tree.c (num_ending_zeros): Moved from tree.c.
11716 2005-02-09 Richard Henderson <rth@redhat.com>
11718 * builtins.c (DEF_BUILTIN): Add COND argument.
11719 * tree.h (DEF_BUILTIN): Likewise.
11720 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11721 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11723 (DEF_BUILTIN_STUB): New.
11724 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11725 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11726 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11727 * c-common.c (DEF_BUILTIN): Add COND argument.
11728 * tree.c (local_define_builtin): New.
11729 (build_common_builtin_nodes): New.
11731 2005-02-09 Roger Sayle <roger@eyesopen.com>
11733 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11734 floating point expression ignoring the sign of the result.
11735 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11736 (fold) <MULT_EXPR>: Use it to simplify x*x.
11737 * tree.h (fold_strip_sign_ops): Prototype here.
11738 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11739 argument. Use fold_strip_sign_ops to simplify the first argument.
11740 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11741 first argument when the second argument is an even integer
11742 constant, but only with -funsafe_math_optimizations.
11743 (fold_builtin_1): Update call to fold_builtin_copysign.
11745 2005-02-09 Ian Lance Taylor <ian@airs.com>
11747 PR middle-end/19583
11748 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11749 just check whether EH_FILTER_FAILURE falls through.
11751 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11753 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11754 insns return to ready list in the next turn.
11756 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11758 PR middle-end/19402
11759 * builtins.def: New __builtin_powi[lf].
11760 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11761 (expand_builtin_powi): New function.
11762 (expand_builtin): Dispatch to expand_builtin_powi.
11763 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11764 * libgcc2.c: Add __builtin_powi[lf] implementation.
11765 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11766 * optabs.h: Add powi_optab.
11767 * optabs.c (init_optabs): Initialize powi_optab.
11768 * doc/extend.texi: Document __builtin_powi[lf].
11770 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11772 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11775 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11777 PR middle-end/19854
11778 * fold-const.c (try_move_mult_to_index): Remove redundant
11779 type argument. Create ADDR_EXPR with correct type.
11780 (fold): Update callers of try_move_mult_to_index. Convert
11781 result to the appropriate type.
11783 2005-02-09 Roger Sayle <roger@eyesopen.com>
11786 * config/avr/avr.c (default_rtx_costs): Delete.
11787 (avr_operand_rtx_cost): New function.
11788 (avr_rtx_costs): Completely rewrite.
11790 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11793 * config/cris/cris.c (in_code): New variable.
11794 (cris_output_addr_const): Now a static function, a wrapper for
11796 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11797 case from old cris_output_addr_const.
11798 (cris_asm_output_label_ref): Similar for LABEL_REF.
11799 (cris_output_addr_const_extra): Similar for UNSPEC.
11800 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11801 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11802 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11804 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11805 (cris_asm_output_label_ref): Declare.
11807 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11809 PR preprocessor/19801
11810 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11811 filenames that changed when libcpp was moved to the toplevel.
11813 2005-02-07 Roger Sayle <roger@eyesopen.com>
11815 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11816 zero extensions of BImode operands. Call lowpart_subreg instead
11817 of gen_lowpart_common and gen_lowpart_SUBREG.
11819 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11822 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11823 * configure.ac: Set cc_for_cross_gnattools.
11824 * configure: Regenerate.
11826 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11829 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11831 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11834 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11835 of nested functions.
11837 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11839 * doc/extend.texi: Document deprecated extensions allowing
11840 static floating-point members to have initializers and allowing
11841 floating-point literals in integral constant expressions.
11843 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11845 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11846 config/darwin7.h, config/mips/mips.c,
11847 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11850 * cse.c: Update comments.
11852 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11854 PR middle-end/19775
11855 * builtins.c (fold_builtin_sqrt): Transform
11856 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11859 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11860 Dorit Naishlos <dorit@il.ibm.com>
11862 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11863 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11864 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11866 * tree.h (vect_set_verbosity_level): New extern function declaration
11868 * tree-vectorizer.h (verbosity_levels): New enum type.
11869 * tree-vectorizer.c (vect_debug_stats): Function removed.
11870 (vect_debug_details): Likewise.
11871 (vect_verbosity_level): Global variable was defined and initialized.
11872 (vect_dump): Global variable definition.
11873 (vect_print_dump_info): New function.
11874 (vect_set_dump_settings): New function.
11875 (vect_set_verbosity_level): New function.
11876 (vectorize_loops): Add call to vect_set_dump_settings.
11878 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11879 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11880 (slpeel_tree_peel_loop_to_edge): Likewise.
11882 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11883 appropriate verbosity level instead of call to vect_debug_details
11884 or vect_debug_stats.
11885 (vect_get_base_and_offset):
11886 (vect_create_addr_base_for_vector_ref):
11887 (get_vectype_for_scalar_type):
11888 (vect_create_data_ref_ptr):
11889 (vect_init_vector):
11890 (vect_get_vec_def_for_operand):
11891 (vect_finish_stmt_generation):
11892 (vectorizable_assignment):
11893 (vectorizable_operation):
11894 (vectorizable_store):
11895 (vectorizable_load):
11896 (vect_transform_stmt):
11897 (vect_update_ivs_after_vectorizer):
11898 (vect_do_peeling_for_loop_bound):
11899 (vect_update_inits_of_drs):
11900 (vect_do_peeling_for_alignment):
11901 (vect_transform_loop):
11902 (vect_is_simple_use):
11903 (vect_analyze_operations):
11904 (vect_is_simple_iv_evolution):
11905 (vect_analyze_scalar_cycles):
11906 (vect_analyze_data_ref_dependence):
11907 (vect_analyze_data_ref_dependences):
11908 (vect_compute_data_ref_alignment):
11909 (vect_enhance_data_refs_alignment):
11910 (vect_analyze_data_refs_alignment):
11911 (vect_analyze_data_ref_access):
11912 (vect_analyze_data_ref_accesses):
11913 (vect_analyze_pointer_ref_access):
11914 (vect_get_memtag_and_dr):
11915 (vect_analyze_data_refs):
11916 (vect_mark_relevant):
11917 (vect_stmt_relevant_p):
11918 (vect_mark_stmts_to_be_vectorized):
11919 (vect_can_advance_ivs_p):
11920 (vect_get_loop_niters):
11921 (vect_analyze_loop_form):
11922 (vect_analyze_loop):
11923 (vectorize_loops): Likewise.
11925 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11926 (vect_update_inits_of_drs):
11927 (vect_do_peeling_for_alignment):
11928 (vect_transform_loop):
11929 (vect_analyze_operations):
11930 (vect_analyze_scalar_cycles):
11931 (vect_analyze_data_ref_dependences):
11932 (vect_analyze_data_refs_alignment):
11933 (vect_analyze_data_ref_accesses):
11934 (vect_analyze_data_refs):
11935 (vect_mark_stmts_to_be_vectorized):
11936 (vect_get_loop_niters):
11937 (vect_analyze_loop_form):
11938 (vect_analyze_loop): Likewise.
11939 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11941 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11945 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11946 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11947 either -ffast-math or -funsafe-math-optimizations is in use.
11949 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11950 * config/mips/irix-csr.c: New file.
11951 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11952 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11953 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11956 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11958 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11959 redundant, incorrect definitions.
11961 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11963 ("*tls_indirect_call"): New, reference hard regs directly.
11964 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11966 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11968 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11969 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11971 2005-02-06 Roger Sayle <roger@eyesopen.com>
11973 PR rtl-optimization/19800
11974 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11975 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11978 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11980 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11982 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11985 * doc/invoke.texi: Correct documentation of -freorder-functions.
11987 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11990 * doc/invoke.texi: Don't mention gccbug.
11992 2005-02-06 Roger Sayle <roger@eyesopen.com>
11993 Andrew Pinski <pinskia@physics.uc.edu>
11994 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11996 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11997 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11998 into just (zero_extract:SI FOO (const_int 1) BAR).
12000 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12002 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12003 macro locally. Don't give last revision date. Use GCC version
12004 number from gcc-common.texi.
12005 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12006 revision date. Use GCC version number from gcc-common.texi.
12007 Describe being a library as current state rather than as 3.x
12009 * doc/gcc.texi: Remove last update date.
12010 * doc/gccint.texi: Likewise. Update copyright dates.
12011 * doc/install.texi: Update copyright dates.
12013 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12016 * doc/invoke.texi: Mention for each option included in -Wall that
12017 it is included in -Wall.
12018 * doc/gcc.texi: Update copyright and last modification date.
12020 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12022 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12023 unnecessary cast to original induction variable increments.
12025 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12027 PR tree-optimization/18219
12028 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12029 in distributed form.
12031 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12033 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12034 Set bitpos and offset later in the function. Do nothing if the
12035 target is a register and if the bitfield lies completely outside
12037 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12038 here. Return an uninitialised register if the source value is stored
12039 in a register and the bitfield lies completely outside that register.
12041 2005-02-06 Steven Bosscher <stevenb@suse.de>
12043 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12046 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12048 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12050 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12052 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12053 * config/darwin8.h: New.
12054 * config/darwin7.h: Update comment.
12056 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12057 Dorit Naishlos <dorit@il.ibm.com>
12059 * tree-vectorizer.h (LOC): New type.
12060 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12061 (loop_line_number): New field in struct _loop_vec_info.
12062 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12064 * tree-vectorizer.c (input.h): Included.
12065 (find_loop_location): New function.
12066 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12067 loop line number removed.
12068 (vect_debug_details): Likewise.
12069 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12071 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12072 call to vect_debug_details/stats changed from loop to loop_loc.
12073 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12074 (slpeel_tree_peel_loop_to_edge): Likewise.
12076 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12077 changed from NULL to UNKNOWN_LOC.
12078 (vect_get_base_and_offset):
12079 (vect_create_addr_base_for_vector_ref):
12080 (get_vectype_for_scalar_type):
12081 (vect_create_data_ref_ptr):
12082 (vect_init_vector):
12083 (vect_get_vec_def_for_operand):
12084 (vect_finish_stmt_generation):
12085 (vectorizable_assignment):
12086 (vectorizable_operation):
12087 (vectorizable_store):
12088 (vectorizable_load):
12089 (vect_transform_stmt):
12090 (vect_update_ivs_after_vectorizer):
12091 (vect_do_peeling_for_loop_bound):
12092 (vect_do_peeling_for_alignment):
12093 (vect_transform_loop):
12094 (vect_is_simple_use):
12095 (vect_analyze_operations):
12096 (vect_is_simple_iv_evolution):
12097 (vect_analyze_scalar_cycles):
12098 (vect_analyze_data_ref_dependences):
12099 (vect_compute_data_ref_alignment):
12100 (vect_enhance_data_refs_alignment):
12101 (vect_analyze_data_ref_access):
12102 (vect_analyze_data_ref_accesses):
12103 (vect_analyze_pointer_ref_access):
12104 (vect_get_memtag_and_dr):
12105 (vect_analyze_data_refs):
12106 (vect_mark_relevant):
12107 (vect_stmt_relevant_p):
12108 (vect_mark_stmts_to_be_vectorized):
12109 (vect_can_advance_ivs_p):
12110 (vect_get_loop_niters):
12111 (vect_analyze_loop):
12112 (vectorize_loops): Likewise.
12114 (vectorizable_load): Argument in call to vect_debug_details/stats
12115 changed from loop to LOOP_LOC (loop_vinfo).
12116 (vect_transform_loop):
12117 (vect_analyze_operations):
12118 (vect_analyze_scalar_cycles):
12119 (vect_analyze_data_ref_dependence):
12120 (vect_enhance_data_refs_alignment):
12121 (vect_analyze_data_ref_accesses):
12122 (vect_analyze_pointer_ref_access):
12123 (vect_analyze_data_refs):
12124 (vect_analyze_loop): Likewise.
12126 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12127 changed from loop to loop_loc.
12129 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12131 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12132 Dorit Naishlos <dorit@il.ibm.com>
12134 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12136 (vect_analyze_data_ref_dependences): Likewise.
12138 (vect_is_simple_use): Argument changed from loop structure to
12139 loop_vect_info structure.
12140 (vect_can_advance_ivs_p): Likewise.
12141 (vect_create_index_for_vector_ref): Likewise.
12142 (vect_update_ivs_after_vectorizer): Likewise.
12143 (new_stmt_vec_info): Likewise.
12145 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12146 changed from loop to loop_vinfo.
12147 (vect_create_data_ref_ptr): First argument in call to
12148 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12149 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12150 was changed from loop to loop_vinfo.
12151 (vectorizable_operation): Likewise.
12152 (vectorizable_store): Likewise.
12153 (vect_mark_stmts_to_be_vectorized): Likewise.
12154 (vect_do_peeling_for_loop_bound): First argument in call to
12155 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12156 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12157 was changed from loop to loop_vinfo.
12158 (vect_analyze_data_ref_dependences): Third argument in call to
12159 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12161 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12162 (vect_create_data_ref_ptr): Likewise.
12163 (vect_init_vector): Likewise.
12164 (vect_get_vec_def_for_operand): Likewise.
12165 (vectorizable_assignment): Likewise.
12166 (vectorizable_operation): Likewise.
12167 (vectorizable_store): Likewise.
12168 (vectorizable_load): Likewise.
12169 (vect_update_ivs_after_vectorizer): Likewise.
12170 (vect_is_simple_use): Likewise.
12171 (vect_analyze_data_ref_dependence): Likewise.
12172 (vect_analyze_pointer_ref_access): Likewise.
12173 (vect_can_advance_ivs_p): Likewise.
12175 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12176 before _stmt_vec_info.
12177 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12178 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12179 (new_stmt_vec_info): Argument changed from loop structure to
12180 loop_vect_info structure
12182 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12183 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12184 (vect_create_addr_base_for_vector_ref): Likewise.
12185 (vect_analyze_pointer_ref_access): Likewise.
12187 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12190 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12191 phi flag if the phi is abnormal.
12193 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12196 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12197 information for the new statement.
12199 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12202 * gcc.c (main): Include the target in -v output.
12204 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12206 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12207 Do not drop the extend if we'd have to add a paradoxical subreg
12208 later. Include optabs.h and insn-codes.h.
12209 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12211 2005-02-02 Roger Sayle <roger@eyesopen.com>
12213 PR middle-end/19405
12214 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12215 * fold-const.c (const_binop): Avoid constant folding floating
12216 point operations in modes that use composite representations.
12217 * simplify-rtx.c (simplify_binary_operation): Likewise.
12219 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12221 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12223 (altivec_dstt): Likewise.
12224 (altivec_dstst): Likewise.
12225 (altivec_dststt): Likewise.
12226 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12229 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12231 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12232 EXPR_LOCUS from orig_cond to the new cond_stmt.
12233 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12236 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12238 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12239 standard_iv_increment_position. Remove call to bsi_next
12240 (no need to bump the iterator anymore).
12241 (vect_create_index_for_vector_ref): Call
12242 standard_iv_increment_position. Remove second function argument.
12243 (vect_finish_stmt_generation): Remove call to bsi_next
12244 (no need to bump the iterator anymore).
12245 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12246 to vect_create_index_for_vector_ref.
12248 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12250 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12251 phis are used out of the loop.
12253 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12256 * c-decl.c (undef_nested_function): New variable.
12257 (pop_scope): Diagnose undefined nested functions.
12258 (finish_function): Don't attempt cgraph processing or genericizing
12259 if current top-level function contained an undefined nested
12260 function. Reset undef_nested_function at the end of a top-level
12263 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12265 * tree.c (build_int_cst_type): Take sign of the value into account
12266 when deciding whether sign extend the value.
12268 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12271 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12272 (cpp_options, cc1_options): Change %{std*&ansi} to
12273 %{std*&ansi&trigraphs}.
12275 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12277 * cse.c: Update comments.
12279 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12281 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12282 arguments go on the stack. Do not put complex doubles in odd/even
12285 2005-02-02 Steven Bosscher <stevenb@suse.de>
12287 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12288 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12289 -ftree-pre, and -fthread-jumps.
12291 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12293 PR tree-optimization/19578
12294 * tree-flow.h (modified_noreturn_calls): Declare.
12295 (noreturn_call_p): Declare.
12296 * tree-flow-inline.h (noreturn_call_p): New function.
12297 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12298 * tree-cfg.c (modified_noreturn_calls): New variable.
12299 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12300 that contain a mid-block noreturn call.
12301 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12303 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12305 * df.c (df_def_record_1, df_uses_record): Don't use
12307 * df.h (DF_FOR_REGALLOC): Remove.
12309 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12312 * c-typeck.c (really_start_incremental_init): Reset
12313 constructor_max_index for arrays of incomplete type.
12315 2005-02-02 Jeff Law <law@redhat.com>
12317 * gcse.c (struct reg_set): Store the block index where the register
12318 was set rather than the setting insn.
12319 (record_one_set, compute_transp): Corresponding changes.
12320 (pre_insert_copy_insn): Do not call replace_one_set.
12321 (replace_one_set): Remove.
12323 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12326 * doc/gcov.texi: Fix typo.
12328 2005-02-01 Richard Henderson <rth@redhat.com
12331 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12332 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12334 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12335 * config/i386/i386-protos.h: Update.
12337 2005-02-01 Steven Bosscher <stevenb@suse.de>
12339 PR tree-optimization/19217
12340 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12341 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12342 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12343 that it is walking a PHI node.
12345 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12347 * doc/extend.texi (Nested Functions): Update.
12349 2005-02-01 Richard Henderson <rth@redhat.com>
12352 * optabs.c (expand_copysign_absneg): Export.
12353 * optabs.h (expand_copysign_absneg): Declare.
12354 * config/rs6000/rs6000.md (copysigntf3): New.
12356 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12358 PR tree-optimization/19633
12359 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12360 * tree-ssa-alias.c (init_alias_info): Initialize.
12361 (merge_pointed_to_info): Set.
12362 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12363 (dump_points_to_info_for): Show value of pt_null.
12364 (struct count_ptr_d): Declare.
12365 (find_ptr_dereference): Remove.
12366 (ptr_is_dereferenced_by): Remove.
12367 (count_ptr_derefs): New local function.
12368 (count_uses_and_derefs): New local function.
12369 (compute_points_to_and_addr_escape): Call it. If the number
12370 of dereferences is greater than zero, mark the pointer as
12371 dereferenced. If there are fewer dereferences than uses of
12372 the pointer, the pointer's value escapes.
12374 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12376 PR tree-optimization/19670
12377 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12379 (verify_use): ... set it here, instead.
12381 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12383 * doc/sourcebuild.texi (Test directives): Fix formatting.
12385 * doc/sourcebuild.texi (Test directives): Describe selector
12388 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12390 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12391 specific 64-bit CPUs.
12393 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12396 * arm.c (arm_eliminable_register): New function.
12397 (adjacent_mem_locations): Don't allow eliminable registers. Use
12398 HOST_WIDE_INT for address offsets.
12399 * arm-protos.h (arm_eliminable_register): Add prototype.
12401 2005-02-01 Steven Bosscher <stevenb@suse.de>
12403 PR optimization/15242
12404 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12405 * basic-block.h (duplicate_computed_gotos): Add prototype.
12406 * bb-reorder.c (duplicate_computed_gotos): New function to
12407 duplicate sufficiently small blocks ending in a computed jump.
12408 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12409 if not optimizing for size.
12410 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12411 never do tail merging for blocks ending in a computed jump.
12412 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12414 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12416 Patch from Richard Sandiford <rsandifo@redhat.com>
12417 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12418 from inheriting a subreg equivalence with a non-spill register.
12420 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12422 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12424 * config/frv/frv.c (movcc_fp_destination_operand): New.
12425 (gpr_or_memory_operand): Fix typo in comment.
12426 (gpr_or_memory_operand_with_scratch): New.
12427 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12428 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12429 movcc_fp_destination_operand.
12430 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12431 Legitimize memory addresses using a scratch register.
12433 2005-01-31 Jeff Law <law@redhat.com>
12435 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12436 bitmap a sparse bitmap instead of a simple bitmap.
12437 (mark_def_sites_initialize_block): Corresponding changes.
12438 (ssa_mark_def_sites_initialize_block): Likewise.
12439 (ssa_mark_phi_uses): Likewise.
12440 (mark_def_site, ssa_mark_def_sites): Likewise.
12441 (mark_def_site_blocks): Likewise.
12442 (rewrite_ssa_into_ssa): Likewise.
12444 * tree-ssa-dom.c (record_cond): Pass correct variable type
12445 for last argument to htab_find_slot_with_hash.
12447 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12448 effects when optimizing 0 % X. Do not try to optimize X % 0.
12450 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12452 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12455 2005-02-01 Eric Christopher <echristo@redhat.com>
12457 * config/mips/mips.c (override_options): Warn if -mint64
12459 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12462 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12464 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12466 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12467 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12468 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12469 (cached_regno): Initialize to INVALID_REGNUM.
12470 (cse_reg_info_table_size,
12471 cse_reg_info_table_first_uninitialized,
12472 cse_reg_info_timestamp): New.
12473 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12475 (init_cse_reg_info, get_cse_reg_info_1): New.
12476 (get_cse_reg_info): Cache the last look-up.
12477 (new_basic_block): Update the code to clear mappings from
12478 registers to cse_reg_info entries.
12479 (cse_main): Call init_cse_reg_info.
12481 * cse.c (get_cse_reg_info): Update a comment.
12483 2005-01-31 Steven Bosscher <stevenb@suse.de>
12486 * c-decl.c (start_decl): Do not warn about arrays of elements with
12487 an incomplete type here.
12488 (grokdeclarator): Do it here by making a pedwarn an error.
12489 * c-typeck.c (push_init_level): If there were previous errors with
12490 the constructor type, do not warn about braces for initializers.
12491 (process_init_element): Likewise for excess initializer elements.
12493 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12495 * cse.c (delete_trivially_dead_insn): Don't iterate.
12497 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12499 * config/rs6000/rs6000.md (copysignsf3): New expand.
12500 (copysigndf3): Likewise.
12502 2005-01-31 Steven Bosscher <stevenb@suse.de>
12504 * recog.c (constrain_operands): Only look for earlyclobber operand
12505 conflicts if an '&' constraint was seen.
12507 2005-01-31 Marc Espie <espie@openbsd.org>
12509 * config.gcc: Don't include embedded systems fragment, switches default
12510 debugging format to ELF.
12511 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12512 longer pick it up there.
12514 2005-01-31 Dale Johannesen <dalej@apple.com>
12516 * doc/extend.texi (nested functions): Fix linkage description.
12517 Clarify that static is not allowed.
12519 2005-01-31 Dale Johannesen <dalej@apple.com>
12521 * config/rs6000/darwin.md (movsf_low_di): Make work.
12522 (movdf_low_di): Make work.
12524 2005-01-31 Dale Johannesen <dalej@apple.com>
12526 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12527 Make work for 64 bit.
12529 2005-01-31 Roger Sayle <roger@eyesopen.com>
12530 Dale Johannesen <dalej@apple.com>
12532 PR middle-end/19650
12533 * fold-const.c (fold_binary_op_with_conditional_arg):
12534 Make types match original operands, before STRIP_NOPS.
12536 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12538 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12539 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12540 (struct gcc_sigcontext): Delete. Merge contents to..
12541 (struct gcc_ucontext): ..here.
12542 (get_sigcontext): Delete.
12543 (get_regs): New function, like get_sigcontext but return regs ptr.
12544 64-bit version finds regs from r1 to support vdso.
12545 (ppc_linux_aux_vector): New function.
12546 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12549 2005-01-31 Ira Rosen <irar@il.ibm.com>
12551 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12553 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12554 redundant fold. Fix misalignment for MINUS_EXPR.
12555 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12556 (vect_analyze_pointer_ref_access): Likewise.
12557 (vect_get_memtag_and_dr): Likewise.
12559 2005-01-31 Richard Henderson <rth@redhat.com>
12561 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12562 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12563 absnegdf2_i387, absnegxf2_i387): Likewise.
12565 2005-01-31 Richard Henderson <rth@redhat.com>
12568 * optabs.c (expand_copysign_absneg): New.
12569 (expand_copysign_bit): Split out from ...
12570 (expand_copysign): ... here. Use expand_copysign_absneg.
12572 2005-01-30 Roger Sayle <roger@eyesopen.com>
12574 PR middle-end/19697
12575 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12576 constant as the second operand and a register as the third.
12578 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12581 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12582 that dllimport'd functions do not use all call-clobbered registers
12583 to pass parameters.
12585 2005-01-30 Richard Henderson <rth@redhat.com>
12588 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12589 expand_abs_nojump and generalize. Use operand_subword and
12590 emit_no_conflict_block. Support large modes.
12591 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12593 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12594 negation to subtraction.
12595 (expand_copysign): Check that the format has signed zeros.
12596 Use operand_subword and emit_no_conflict_block. Support large modes.
12598 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12600 Fix PR tree-optimization/19624
12602 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12603 * tree-ssa-pre.c: Add cfgloop.h.
12605 (pre_stats): New member, constified.
12606 (inserted_exprs): New static variable.
12607 (NECESSARY): New macro.
12608 (create_expression_by_pieces): Fold the expression, and
12609 mark it as defaulting to not necessary. Also put in
12611 (fully_constant_expression): New function.
12612 (insert_into_preds_of_block): Modify to not insert phis when we
12613 are playing with induction variables.
12614 Push phis onto the inserted_exprs vector, and mark them as not
12615 necessary by default.
12616 (insert_aux): Call fully_constant_expression on eprime.
12617 If all edges produce the same value, mark it constant.
12618 (mark_operand_necessary): New function.
12619 (remove_dead_inserted_code): New function.
12620 (init_pre): Init loop optimizer to get loop info.
12621 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12622 (execute_pre): Commit edge inserts, then remove dead code.
12624 2005-01-30 Richard Henderson <rth@redhat.com>
12626 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12627 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12629 2005-01-30 Richard Henderson <rth@redhat.com>
12632 * config/i386/i386.c (ix86_expand_copysign): New.
12633 (ix86_split_copysign_const): New.
12634 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12635 rearrange op1/nmask operands.
12636 * config/i386/i386-protos.h: Update.
12637 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12638 (copysigndf3): Likewise.
12639 (copysignsf3_const, copysigndf3_const): New.
12640 (copysignsf3_var): Rename from copysignsf3, split out splitter
12641 and fix split predicate for X constraint.
12642 (copysigndf3_var): Similarly.
12644 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12646 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12647 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12648 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12650 2005-01-29 Richard Henderson <rth@redhat.com>
12653 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12654 of # and * in constraints.
12656 2005-01-29 Richard Henderson <rth@redhat.com>
12658 PR middle-end/19689
12659 * expr.c (store_field): Don't strip sub-mode cast when the input
12660 data is even smaller.
12662 2005-01-29 Richard Henderson <rth@redhat.com>
12664 PR middle-end/19687
12665 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12668 2005-01-29 Richard Henderson <rth@redhat.com>
12670 * combine.c (make_field_assignment): Fix argument order
12673 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12675 PR tree-optimization/15791
12676 * fold-const.c (extract_array_ref): New function.
12677 (fold): Fold comparisons between &a[i] and &a[j] or
12678 semantically equivalent trees.
12680 2005-01-29 Jeff Law <law@redhat.com>
12682 * gcse.c (insert_expr_in_table): Revamp handling of available
12683 and anticipatable occurrence lists to avoid unnecessary list
12685 (insert_set_in_table): Similarly.
12687 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12689 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12691 (c_build_qualified_type): Build qualified array types with
12692 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12693 * c-decl.c (c_make_fname_decl): Build unqualified array type
12694 before qualified type.
12695 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12696 type is qualified, not just if type itself is. Don't apply
12697 qualifiers to array type when declarator is processed. Apply
12698 qualifiers to field type whether or not it is an array type.
12699 Don't handle array types specially for applying qualifiers to
12701 * c-typeck.c (composite_type): Build unqualified element type and
12702 array type when forming composite of array types.
12703 (common_pointer_type, comptypes, comp_target_types,
12704 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12705 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12707 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12708 (args2) in variables a1 and a2.
12710 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12712 * cse.c (n_elements_made, max_elements_made): Remove.
12713 (insert): Don't touch n_elements_made.
12714 (cse_main): Don't touch n_elements_made or max_elements_made.
12716 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12719 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12720 configuration part of dp-bit.c to be lost.
12722 2005-01-28 Roger Sayle <roger@eyesopen.com>
12724 * expmed.c (expand_mult_highpart_optab): When attempting to use
12725 a non-widening multiplication in a wider mode, the operands need
12726 to be converted (zero or sign extended) to that mode.
12728 2005-01-28 Ian Lance Taylor <ian@airs.com>
12730 PR middle-end/16558
12731 PR middle-end/19583
12732 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12733 through if both operands fall through.
12735 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12737 * cse.c (fold_rtx) <PC>: Don't optimize.
12739 2005-01-28 Jeff Law <law@redhat.com>
12741 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12742 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12744 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12746 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12747 cse_reg_info_used_list_end): Remove.
12748 (cse_reg_info_list, cse_reg_info_list_free): New.
12749 (get_cse_reg_info): When allocating an instance of
12750 cse_reg_info, add it to the beginning of the cse_reg_info_list
12751 list. Remove code to maintain cse_reg_info_used_list.
12752 (new_basic_block): Reset the free list to the beginning of
12755 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12757 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12758 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12759 (frv_expand_mdpackh_builtin): New function.
12760 (frv_expand_builtin): Use it to expand __MDPACKH.
12761 * doc/extend.texi (__MDPACKH): Update documentation.
12763 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12765 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12766 SSE_FLOAT_MODE_P for use_sse computation.
12768 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12771 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12773 2005-01-27 Richard Henderson <rth@redhat.com>
12775 * builtins.c (expand_builtin_copysign): New.
12776 (expand_builtin): Call it.
12777 * genopinit.c (optabs): Add copysign_optab.
12778 * optabs.c (init_optabs): Initialize it.
12779 (expand_copysign): New.
12780 * optabs.h (OTI_copysign, copysign_optab): New.
12781 (expand_copysign): Declare.
12783 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12784 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12786 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12787 (ix86_expand_fp_absneg_operator): ... here.
12788 (ix86_split_copysign): New.
12789 * config/i386/i386-protos.h: Update.
12790 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12791 (copysignsf3, copysigndf3): New.
12793 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12794 (copysignsf3, ncopysignsf3): New.
12795 (copysigndf3, ncopysigndf3): New.
12796 (copysignxf3, ncopysignxf3): New.
12797 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12799 2005-01-27 Arend Bayer <arend.bayer@web.de>
12800 Kazu Hirata <kazu@cs.umass.edu>
12802 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12803 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12804 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12807 2005-01-27 Jeff Law <law@redhat.com>
12809 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12810 definitions of SSA_NAMEs which are not being rewritten.
12811 (rewrite_ssa_into_ssa): Only initialize the current definition
12812 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12813 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12814 SSA_NAMEs before returning.
12816 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12818 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12819 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12820 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12821 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12822 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12824 2005-01-27 Steven Bosscher <stevenb@suse.de>
12826 PR middle-end/17278
12827 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12828 higher to -O2 and higher. Likewise for tree PRE.
12829 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12832 2005-01-27 Ian Lance Taylor <ian@airs.com>
12834 PR middle-end/19583
12835 * gimple-low.c (try_catch_may_fallthru): New static function.
12836 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12837 * tree-inline.c (expand_call_inline): Don't warn about reaching
12838 the end of a non-void function being inlined if the function uses
12841 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12843 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12846 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12847 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12848 (implicitly_declare): Handle error_mark_node.
12850 2005-01-27 Richard Henderson <rth@redhat.com>
12853 * tree.h (struct tree_decl): Add debug_expr_is_from.
12854 (DECL_DEBUG_EXPR_IS_FROM): New.
12855 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12856 * dwarf2out.c (dwarf2out_var_location): Update to match.
12857 * tree-outof-ssa.c (create_temp): Likewise.
12858 * var-tracking.c (track_expr_p): Likewise.
12859 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12860 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12861 * toplev.c (default_tree_printer): Likewise.
12863 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12865 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12866 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12868 2005-01-27 Steven Bosscher <stevenb@suse.de>
12870 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12871 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12872 ASM_CLOBBERS): Add tree checks.
12874 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12875 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12876 * c-common.def (SWITCH_STMT): Update to match.
12877 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12878 macros instead of SWITCH_EXPR ones.
12879 * c-dump.c (c_dump_tree): Likewise.
12880 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12881 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12883 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12885 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12887 * unwind-dw2.c (execute_stack_op): Add missing cases for
12888 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12890 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12892 * config.gcc (Obsolete configurations): Remove 'dummy', add
12893 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12896 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12898 PR tree-optimization/19633
12899 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12901 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12902 are no call-clobbered variables.
12903 * tree-outof-ssa.c (check_replaceable): Return false for calls
12906 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12908 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12909 even for variables with NULL DECL_INITIAL.
12911 2005-01-26 Stuart Hastings <stuart@apple.com>
12913 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12915 2005-01-26 Richard Henderson <rth@redhat.com>
12917 PR middle-end/18008
12918 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12920 * expr.c (store_field): Strip conversions to odd-bit-sized types
12921 if the destination field width matches.
12923 2005-01-26 Richard Henderson <rth@redhat.com>
12925 * c-decl.c, expmed.c, expr.c: Revert last change.
12927 2005-01-26 Richard Henderson <rth@redhat.com>
12929 PR middle-end/18008
12930 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12932 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12933 if we don't need the bits above those present in the current mode.
12934 * expr.c (store_field): Strip conversions to odd-bit-sized types
12935 if the destination field width matches.
12937 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12939 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12940 either -ffast-math or -funsafe-math-optimizations is in use.
12942 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12946 * config/avr/avr.c (notice_update_cc): Only set condition code for
12947 ashrqi3 if shift count > 0.
12948 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12949 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12950 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12951 count <= 0 as a no-op, and shift count >= width by copying zero
12952 or sign bit to all bits of the result.
12953 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12954 count, with attribute "length" set to 0 and "cc" set to "none".
12956 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12958 * doc/invoke.texi: Document -mTLS.
12960 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12961 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12962 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12963 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12964 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12965 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12966 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12967 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12969 * configure.ac: Check for a TLS capable gas.
12971 * configure: Regenerate.
12973 2005-01-26 Richard Henderson <rth@redhat.com>
12975 PR middle-end/18008
12976 * combine.c (make_field_assignment): Simplify store to zero_extract
12977 from a source with an overlapping mask.
12979 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12981 2004-11-11 Eric Christopher <echristo@redhat.com>
12983 * config/frv/frv.md: Add fr400_integer automaton. Don't
12984 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12987 2005-01-26 Steven Bosscher <stevenb@suse.de>
12989 PR middle-end/16585
12990 * cfgbuild.c (make_edges): Do not clear or set
12991 current_function_has_computed_jump.
12992 * function.h (struct function): Remove the has_computed_jump field.
12993 (current_function_has_computed_jump): Do not define.
12994 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12995 in a computed jump. Ignore current_function_has_computed_jump.
12997 2005-01-26 Richard Henderson <rth@redhat.com>
12999 PR middle-end/19515
13000 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13001 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13003 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13004 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13005 objects into static storage if they have more than one non-zero value.
13006 * tree.h (categorize_ctor_elements): Update decl.
13008 2005-01-26 Steven Bosscher <stevenb@suse.de>
13010 PR middle-end/19616
13011 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13012 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13013 to this function from 2004-07-10.
13014 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13015 the current function for tail call optimizations if the address
13016 of one of it its arguments is taken.
13018 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13020 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13022 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13024 * function.c (expand_function_end): If current_function_calls_alloca,
13025 emit stack restore in a place that is reached when the function falls
13026 through at the end.
13028 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13030 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13031 rule to avoid matching inappropriate suffix rule.
13033 2005-01-26 Jan Hubicka <jh@suse.cz>
13035 PR tree-optimization/19241
13036 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13038 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13040 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13041 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13043 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13044 <sim*>: Always use crt1.o, regardless of N in simN.
13045 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13046 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13047 (CRT_CALL_STATIC_FUNCTION): Remove.
13048 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13049 use crt1.o, regardless of N in simN.
13050 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13051 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13052 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13053 case isystem setting.
13054 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13056 2005-01-25 Ian Lance Taylor <ian@airs.com>
13058 * gimple-low.c (block_may_fallthru): Correct handling of
13059 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13061 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13063 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13064 handlers to match indentation; nested under the mtune=* handler.
13065 Similar for mcpu= and march=.
13067 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13069 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13070 * config/mips/linux64.h (LIB_SPEC): Likewise.
13071 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13072 * config/sh/linux.h (LIB_SPEC): Likewise.
13074 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13076 * config/frv/frv.c (frv_legitimize_tls_address): New.
13077 (TARGET_HAVE_TLS): Define.
13078 (FRV_SYMBOL_REF_TLS_P): Define.
13079 (frv_override_options): Handle new register classes.
13080 (frv_legitimate_address_p): Reject tls addresses.
13081 (frv_legitimize_address): Handle TLS addresses.
13082 (gen_inlined_tls_plt): New.
13083 (gen_tlsmoff): New.
13084 (frv_legitimize_tls_address): New.
13085 (unspec_got_name): Add TLS entries.
13086 (got12_operand): Add R_FRV_TLSMOFF12 case.
13087 (frv_emit_move): Fixup TLS addresses.
13088 (frv_emit_movsi): Legitimize TLS addresses.
13090 * config/frv/frv.h (MASK_BIG_TLS): New.
13091 (TARGET_BIG_TLS): New.
13092 (HAVE_AS_TLS): Define.
13093 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13094 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13095 (REG_CLASS_NAMES): Same.
13096 (REG_CLASS_CONTENTS): Same.
13097 (CONSTRAINT_LEN): New.
13098 (REG_CLASS_FROM_CONSTRAINT): New.
13099 (PREDICATE_CODES): Add symbolic_operand.
13101 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13102 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13103 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13104 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13105 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13106 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13107 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13108 GR9_REG, GR14_REG, LRREG.
13109 (type): Add load_or_call attribute.
13110 ("load_or_call"): New reservation.
13111 ("call_gettlsoff"): New.
13112 ("tls_indirect_call"): New.
13113 ("tls_load_gottlsoff12"): New.
13114 ("tlsoff_hilo"): New.
13115 ("tls_tlsdesc_ldd"): New.
13116 ("tls_tlsoff_ld"): New.
13119 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13121 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13123 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13124 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13125 * config/frv/frv.c (TLS_BIAS): Define.
13126 (frv_output_dwarf_dtprel): New.
13128 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13130 PR rtl-optimization/19579
13131 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13132 both A and B, see if they don't clobber registers the other expr uses.
13134 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13136 * real.c (do_add): Initialize signalling and canonical members.
13138 * real.c (real_from_integer): Zero out destination.
13140 2005-01-18 Jan Hubicka <jh@suse.cz>
13142 PR tree-optimize/19337
13143 * tree-inline.c (initialize_inlined_parameters): Copy
13144 saved_static_chain_decl only.
13146 2005-01-25 Richard Henderson <rth@redhat.com>
13150 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13151 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13152 80387 enabled, to return a proper subclass. Return the subset that
13153 overlaps with GENERAL_REGS for PLUS.
13154 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13156 2005-01-25 Richard Henderson <rth@redhat.com>
13158 PR middle-end/19609
13159 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13161 2005-01-25 Roger Sayle <roger@eyesopen.com>
13163 * expmed.c (choose_multiplier): Change interface to return the
13164 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13165 (expand_divmod): Update calls to choose_multiplier.
13167 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13169 PR middle-end/19330
13170 * expmed.c (extract_bit_field): Use adjust_address instead of
13171 gen_lowpart when op0 is a MEM.
13173 2005-01-24 Steven Bosscher <stevenb@suse.de>
13175 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13177 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13179 * config/mips/irix-csr.c: New file.
13180 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13181 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13182 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13185 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13188 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13189 sparc/elf.h, add sparc/sp-elf.h.
13190 (sparc-*-rtems*): Likewise.
13191 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13192 tm-dwarf2.h, add sparc/sp-elf.h.
13193 (sparc86x-*-elf): Likewise.
13194 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13195 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13196 TARGET_OS_CPP_BUILTINS.
13197 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13198 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13200 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13201 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13202 (SWITCH_TAKES_ARG): Likewise.
13203 (LOCAL_LABEL_PREFIX): Likewise.
13204 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13205 (TARGET_N_FORMAT_TYPES): Delete.
13206 (TARGET_FORMAT_TYPES): Likewise.
13207 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13208 * config/sparc/elf.h: Delete.
13209 * config/sparc/sp-elf.h: New file.
13211 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13213 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13214 * tree-flow.h: Remove the corresponding prototype.
13215 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13216 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13218 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13221 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13222 for AIX ABI or ELF -fPIC.
13223 (rs6000_emit_load_toc_table): Don't create toc_section here.
13224 (rs6000_xcoff_file_start): Nor here.
13226 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13228 * sh.c (ra.h): Don't #include.
13229 (hard_regs_intersect_p): New function, resurrected from ra.c.
13231 * sh.c: Fix 1996 Copyright.
13233 2005-01-24 Richard Henderson <rth@redhat.com>
13234 Aldy Hernandez <aldyh@redhat.com>
13236 * regrename.c (note_sets): Handle subregs.
13238 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13241 * genconditions.c (write_header, write_conditions): Elide file if
13244 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13246 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13247 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13250 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13252 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13253 expand_builtin_printf, expand_builtin_fprintf,
13254 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13255 checking against POINTER_TYPE.
13256 (validate_arglist): Handle POINTER_TYPE code by checking
13259 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13261 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13262 init_rtlanal): New.
13263 (for_each_rtx): Call for_each_rtx_1.
13264 * rtl.h (init_rtlanal): Declare.
13265 * toplev.c (backend_init): Call init_rtlanal.
13267 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13269 * flow.c (propagate_one_insn): Formatting.
13271 PR middle-end/19551
13272 * flow.c (libcall_dead_p): Be more conservative if unsure.
13273 If there are any instructions between insn and call, see if they are
13274 all dead before saying the libcall is dead.
13276 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13278 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13279 operand constraint for operand 0.
13281 2005-01-23 Richard Henderson <rth@redhat.com>
13284 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13285 edges leading to join block.
13287 2005-01-23 Roger Sayle <roger@eyesopen.com>
13289 * expmed.c (expand_mult_highpart): Make static. Change type of
13290 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13291 (expand_divmod): Updates calls to expand_mult_highpart by using
13292 gen_int_mode to pass a CONST_INT rtx.
13293 * rtl.h (expand_mult_highpart): Remove prototype.
13295 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13297 * flow.c (regset_bytes, regset_size): Remove.
13299 * cfganal.c: Fix a reference to Harvey's paper.
13301 2005-01-23 Steven Bosscher <stevenb@suse.de>
13303 PR rtl-optimization/19464
13304 * tree-optimize.c (init_tree_optimization_passes): Add one more
13305 copyrename pass just before out-of-ssa.
13307 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13310 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13311 * ggc-none.c (ggc_free): Define.
13313 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13315 * cse.c (max_reg, max_insn_uid): Remove.
13316 (cse_main): Don't access max_reg or max_insn_uid.
13318 * c-common.c (explicit_flag_signed_bitfields,
13319 lang_statement_code_p, lang_expand_function_end): Remove.
13320 * c-common.h: Remove the corresponding declarations.
13321 * c-opts.c (c_common_handle_option): Remove all write access
13322 to explicit_flag_signed_bitfields.
13324 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13325 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13326 * cgraph.h: Remove the corresponding declaration.
13328 * gcse.c (null_pointer_info): Remove.
13330 2005-01-23 Roger Sayle <roger@eyesopen.com>
13331 Eric Botcazou <ebotcazou@libertysurf.fr>
13333 * combine.c (simplify_logical): Only simplify logical expressions
13334 of the form ior(and(x,y),z) by the inverse distributive law if the
13335 result is cheaper than the original.
13337 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13339 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13340 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13341 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13342 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13343 config/freebsd-spec.h, config/arm/arm.h,
13344 config/h8300/h8300.md, config/i386/i386.md,
13345 config/i386/predicates.md, config/i386/sse.md,
13346 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13347 config/vax/vax.md: Fix comment typos. Follow spelling
13350 2005-01-23 Steven Bosscher <stevenb@suse.de>
13352 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13353 tests, instead of `less than'.
13355 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13357 * function.c (assign_parm_setup_block): When creating a new stack slot
13358 for a parameter, get its alignment from the parameter's DECL_ALIGN
13359 rather than the type's TYPE_ALIGN. Make sure that the parameter
13360 is at least word aligned.
13362 2005-01-22 Roger Sayle <roger@eyesopen.com>
13364 PR middle-end/19378
13365 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13367 2005-01-22 Richard Henderson <rth@redhat.com>
13370 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13371 in both compare operands.
13372 (movdfcc_1_sse_max): Likewise.
13373 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13374 (movdfcc_1_sse): Likewise.
13375 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13376 scratch register as needed.
13378 2005-01-22 Richard Henderson <rth@redhat.com>
13380 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13382 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13384 2005-01-22 Richard Henderson <rth@redhat.com>
13386 * genopinit.c (optabs): Use smin/smax for floating point too.
13387 * doc/md.texi: Update to match. Clarify that floating point
13388 results are undefined for +0/-0 and NaN.
13389 * doc/rtl.texi: Likewise.
13390 * rtl.def (SMIN, SMAX): Likewise
13391 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13393 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13394 leading 's' to the name.
13395 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13396 smaxxf3, sminxf3): Likewise.
13397 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13400 2005-01-22 Paul Brook <paul@codesourcery.com>
13402 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13404 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13406 * config/s390/s390.c (struct processor_costs): New fields
13407 dlgr, dlr, dr, dsgfr, dsgr.
13408 (z900_cost, z990_cost): Values for new fields.
13409 (s390_rtx_costs): New cases MEM und COMPARE in switch
13410 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13411 DIV, MOD, UDIV, UMOD.
13413 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13415 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13416 into the register being decremented.
13417 ("doloop_si31", "doloop_di"): Likewise.
13418 ("*doloop_si_long"): Adapt pattern.
13420 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13422 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13424 (CLASS_MAX_NREGS): Likewise.
13426 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13428 * doc/tree-ssa.texi (Statement Operands): Add example for new
13429 must-def macro. Note deprecation of old operands interface.
13431 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13433 PR tree-optimization/19484
13434 * tree-cfg.c (remove_fallthru_edge): New function.
13435 (cleanup_control_flow): Remove fallthru edges from calls that are
13436 now known not to return.
13438 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13440 Fix PR tree-optimization/19038
13441 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13442 copies with loop variant ones.
13444 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13446 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13447 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13448 config/alpha/alpha.md, config/alpha/predicates.md,
13449 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13450 config/sparc/sol2.h: Update copyright.
13452 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13453 first label to see if it is a nonlocal label.
13455 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13456 Andrew Pinski <pinskia@physics.uc.edu>
13459 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13460 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13462 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13464 * config/rs6000/rtems.h: Update copyright.
13466 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13469 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13470 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13471 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13473 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13476 * c-typeck.c (convert_arguments): Check for error_mark_node.
13478 2005-01-21 Ian Lance Taylor <ian@airs.com>
13480 PR tree-optimization/13000
13481 * tree-inline.c: Include "tree-flow.h".
13482 (expand_call_inline): If warn_return_type, warn if non-void inline
13483 function falls through.
13484 * tree-cfg.c (execute_warn_function_return): Don't warn about
13485 control reaching end if TREE_NO_WARNING is set. Set
13487 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13489 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13490 branch if we don't need one.
13491 * c-typeck.c: Include "tree-flow.h"
13492 (c_finish_bc_stmt): Don't add a goto if the current statement
13493 list doesn't fall through to the current point.
13495 2005-01-21 Roger Sayle <roger@eyesopen.com>
13497 PR rtl-optimization/576
13498 * real.c (real_arithmetic): Change return type from void to bool
13499 to return an indication that the result may be inexact.
13500 * real.h (real_arithmeric): Update prototype.
13501 * fold-const.c (const_binop): Don't constant fold floating
13502 point expressions when the user specifies -frounding-math and
13503 the result may depend upon the run-time rounding mode.
13504 (fold_convert_const_real_from_real): Clean-up.
13505 (fold_initializer): Ignore flag_rounding_math for initializers.
13506 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13507 constant fold FP operations with flag_rounding_math if the
13508 result may depend upon the run-time rounding mode.
13510 2005-01-21 Tom Tromey <tromey@redhat.com>
13512 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13514 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13516 * tree-cfg.c: Fix comment typos.
13518 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13520 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13521 around the call to rest_of_handle_branch_target_load_optimize.
13523 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13525 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13526 (sparc64-*-openbsd*): Likewise.
13527 (sparclite-*-elf*): Include tm-dwarf2.h.
13528 (sparc86x-*-elf*): Likewise.
13529 (sparc64-*-elf*): Likewise.
13530 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13531 (DBX_DEBUGGING_INFO): Likewise.
13532 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13533 (PREFERRED_DEBUGGING_TYPE): Likewise.
13534 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13535 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13536 (PREFERRED_DEBUGGING_TYPE): Likewise.
13537 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13538 (PREFERRED_DEBUGGING_TYPE): Likewise.
13539 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13541 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13544 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13546 2005-01-20 Paul Brook <paul@codesourcery.com>
13548 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13550 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13552 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13553 label is first in a sequence of labels.
13555 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13557 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13558 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13560 * doc/sourcebuild.texi (Test Directives): New.
13562 2005-01-20 Roger Sayle <roger@eyesopen.com>
13564 * real.c (real_floor): Don't leave the result uninitialized when
13565 mode is VOIDMode, but return the unrounded intermediate value.
13566 (real_ceil): Likewise.
13568 2005-01-20 Paul Brook <paul@codesourcery.com>
13570 * config/arm/arm.md (insv): Use gen_int_mode.
13572 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13574 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13575 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13576 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13577 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13578 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13580 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13583 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13584 fbreg, so we have to assume we can't.
13585 (loc_descriptor_from_tree_1): Ditto.
13586 (containing_function_has_frame_base): New function.
13587 (add_location_or_const_value_attribute): Use it.
13588 Also try to generate a frame_base from a single element location
13591 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13593 PR tree-optimization/15349
13594 * timevar.def (TV_TREE_MERGE_PHI): New.
13595 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13597 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13598 calls to tree_forwarder_block_p.
13599 (remove_forwarder_block_with_phi, merge_phi_nodes,
13600 gate_merge_phi, pass_merge_phi): New.
13601 * tree-optimize.c (init_tree_optimization_passes): Add
13603 * tree-pass.h: Add an extern for pass_merge_phi;
13605 2005-01-20 Richard Henderson <rth@redhat.com>
13608 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13609 (_mm_castps_pd, _mm_castps_si128): New.
13610 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13612 2005-01-20 Richard Henderson <rth@redhat.com>
13615 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13616 __builtin_ia32_vec_init_v2si.
13617 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13618 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13619 (ix86_init_mmx_sse_builtins): Create it.
13620 (ix86_expand_builtin): Expand it.
13621 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13622 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13623 (vec_extractv2si_0, vec_extractv2si_1): New.
13625 2005-01-20 Richard Henderson <rth@redhat.com>
13628 * config/i386/i386.c (ix86_expand_push): New.
13629 * config/i386/mmx.md (push<MMXMODE>1): New.
13630 * config/i386/sse.md (push<SSEMODE>1): New.
13631 * config/i386/i386-protos.h: Update.
13633 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13635 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13638 2005-01-20 Richard Henderson <rth@redhat.com>
13640 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13641 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13643 2005-01-19 Richard Henderson <rth@redhat.com>
13646 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13647 to V4SFmode in SSE1 fallback load path.
13649 2005-01-19 Richard Henderson <rth@redhat.com>
13651 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13652 in QImode expansion to ix86_expand_vector_set.
13653 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13655 2005-01-19 Richard Henderson <rth@redhat.com>
13658 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13659 subclass of the input class.
13660 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13661 Always true for cross-SSE1 classes. Rationalize conditionals.
13662 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13663 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13664 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13665 (movdi_2): Add MMX/SSE zeros.
13666 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13667 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13668 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13669 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13670 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13671 (zero_extendsidi2_rex64_1): Remove.
13672 (MOV0 peephole): Check GENERAL_REG_P.
13674 2005-01-19 Richard Henderson <rth@redhat.com>
13677 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13679 (ix86_expand_vector_extract): Likewise.
13681 2005-01-19 Richard Henderson <rth@redhat.com>
13683 PR middle-end/19304
13684 * expr.c (emit_move_change_mode): New argument force; use
13685 simplify_gen_subreg if true.
13686 (emit_move_via_alt_mode): Merge into ...
13687 (emit_move_via_integer): ... here.
13688 (emit_move_ccmode): Use emit_move_change_mode directly.
13690 2005-01-19 Richard Henderson <rth@redhat.com>
13693 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13694 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13695 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13697 (alpha_emit_set_const): Likewise. Make static.
13698 (alpha_emit_set_long_const): Make static.
13699 (alpha_extract_integer): Split out from alpha_expand_mov.
13700 (alpha_split_const_mov): Likewise.
13701 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13702 (alpha_legitimate_constant_p): New.
13703 * config/alpha/alpha-protos.h: Update.
13704 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13705 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13706 * config/alpha/alpha.md (movsi): Add n alternative.
13707 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13708 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13709 (splitters for all of the above): Use alpha_split_const_mov.
13710 * config/alpha/predicates.md (non_add_const_operand): New.
13711 (non_zero_const_operand): New.
13712 (input_operand): Use alpha_legitimate_constant_p after reload.
13714 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13716 PR tree-optimization/19038
13717 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13718 (add_candidate): Add ivs with increment in latch only if
13719 allow_ip_end_pos_p is true.
13720 (determine_iv_cost): Use empty_block_p.
13722 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13724 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13725 (compute_dominance_frontiers): Ditto.
13727 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13730 * config/sh/t-rtems: New.
13731 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13733 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13735 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13736 the offset of the selected field.
13738 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13740 * tree-cfg.c (remove_forwarder_block): Fix the check to
13741 prevent a nonlocal label from appearing in the middle of a
13744 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13746 PR rtl-optimization/19462
13747 * reorg.c (find_end_label): Create return insn only if
13748 current_function_epilogue_delay_list is empty.
13750 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13752 * doc/passes.texi: Remove paragraph mentioning new-ra.
13754 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13756 PR rtl-optimization/15139
13757 * combine.c: Include params.h.
13758 (count_rtxs): New function.
13759 (record_value_for_reg): If replace_rtx would replace at least
13760 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13761 (clobber (const_int 0)) instead of TEM.
13762 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13763 * params.h (MAX_LAST_VALUE_RTL): New.
13764 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13765 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13768 * c-typeck.c (digest_init): Only call build_vector if all constructor
13769 elements are *_CST nodes.
13770 * gimplify.c (gimplify_init_constructor): Likewise.
13772 PR middle-end/19164
13773 * c-typeck.c (digest_init): Only call build_vector if inside_init
13776 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13778 * toplev.c (init_asm_output): Remove dead #ifdef.
13780 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13782 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13784 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13786 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13787 accessing DECL_FUNCTION_CODE.
13788 * dojump.c (do_jump): Likewise.
13789 * gimplify.c (gimplify_call_expr): Likewise.
13790 * predict.c (expr_expected_value): Likewise.
13791 (strip_builtin_expect): Likewise.
13792 * tree-inline.c (estimate_num_insns_1): Likewise.
13793 * tree-ssa-loop-im.c (stmt_cost): Likewise
13794 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13795 (tree_expr_nonnegative_p): Likewise.
13797 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13799 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13800 variant of the load_pcrel_sym pattern.
13801 * config/sparc/sparc.md (P macro): Move to the top.
13802 (load_pcrel_sym): Macroize using P.
13803 (save_register_window): Likewise.
13805 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13807 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13808 ("sordered"): Same.
13810 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13813 * c-typeck.c (build_asm_expr): Strip nops off
13814 input memory operands.
13816 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13818 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13819 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13820 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13821 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13823 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13826 * config/i386/i386.c (override_options): If the 80387 is disabled,
13827 then do not return FP values using FP registers.
13829 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13831 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13832 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13833 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13834 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13835 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13836 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13837 output.h, postreload-gcse.c, postreload.c, recog.c,
13838 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13839 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13840 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13841 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13842 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13843 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13844 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13845 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13847 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13848 config/alpha/alpha.c, config/arm/vfp.md,
13849 config/i386/emmintrin.h, config/i386/i386-modes.def,
13850 config/i386/i386-protos.h, config/i386/i386.h,
13851 config/i386/pmmintrin.h, config/i386/ppro.md,
13852 config/i386/predicates.md, config/i386/xmmintrin.h,
13853 config/i860/i860.c, config/ia64/ia64-modes.def,
13854 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13855 config/ia64/ia64.md, config/ia64/itanium1.md,
13856 config/ia64/itanium2.md, config/ia64/predicates.md,
13857 config/iq2000/iq2000.h, config/mips/linux64.h,
13858 config/rs6000/aix41.h, config/rs6000/aix43.h,
13859 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13860 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13861 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13862 config/sparc/linux64.h, config/sparc/litecoff.h,
13863 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13864 config/sparc/sparc.h, config/sparc/sparc.md,
13865 config/sparc/sysv4-only.h: Update copyright.
13867 2005-01-18 Richard Henderson <rth@redhat.com>
13870 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13872 2005-01-18 Marc Espie <espie@openbsd.org>
13873 * config/i386/openbsdelf.h: Typo.
13875 2005-01-18 Richard Henderson <rth@redhat.com>
13877 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13878 special case for sse.
13879 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13881 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13883 * tree-inline.c (estimate_num_insns_1): Added cases for
13884 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13886 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13888 PR rtl-optimization/19296
13889 * combine.c (simplify_comparison): Rewrite the condition under
13890 which a non-paradoxical SUBREG of a PLUS can be lifted when
13891 compared against a constant.
13893 2005-01-18 Andi Kleen <ak@muc.de>
13895 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13896 * c.opt (-Wpointer-sign): Add.
13897 * doc/invoke.texi: (-Wpointer-sign): Add.
13899 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13901 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13902 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13903 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13904 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13905 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13906 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13907 for TARGET_MIX_SSE_I387.
13908 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13909 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13910 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13911 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13912 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13913 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13914 TARGET_MIX_SSE_I387.
13915 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13918 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13921 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13922 Add movaps alternative for xmm reg->reg move.
13924 2005-01-17 Jeff Law <law@redhat.com>
13926 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13927 at the end of the main DOM loop rather than just before DOM exits.
13929 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13931 PR tree-optimization/19121
13932 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13933 adding aliases to a name tag, also add them to the pointer's
13935 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13936 sensitive alias info at all. Only check that the two pointers
13937 have compatible pointed-to sets.
13938 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13939 a pointer's type tag is a superset of the alias set of the
13940 pointer's name tag.
13942 2005-01-17 James E Wilson <wilson@specifixinc.com>
13945 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13946 comment to document why.
13948 2005-01-17 Richard Henderson <rth@redhat.com>
13950 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13951 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13952 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13953 sse2_vmsminv2df3_finite): New.
13954 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13955 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13956 Force op1 into register.
13958 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13960 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13961 bubblestrap from always rebuilding build directory.
13963 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13965 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13966 ("*cmpmem_short"): Likewise.
13968 2005-01-17 Steven Bosscher <stevenb@suse.de>
13970 * basic-block.h: Document BB_* flags.
13971 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13972 use an sbitmap instead.
13973 * sched-rgn.c (compute_trg_info): Likewise.
13975 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13977 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13978 redundant target_cpu_default and extra_parts lines. Use the default
13980 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13981 (SUBTARGET_EXTRA_SPECS): Delete.
13982 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13983 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13984 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13985 and "n32" for -mabi=n32.
13987 2005-01-17 Ian Lance Taylor <ian@airs.com>
13990 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13991 fold constant variables into initial values.
13993 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13995 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13997 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13998 through the statements backward.
14000 2005-01-17 Ian Lance Taylor <ian@airs.com>
14002 PR middle-end/13127:
14003 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14004 a variable set to the return value of the inlined function.
14006 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14008 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14009 when modes are tieable.
14011 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14013 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14014 of pthread_create to find out if threads are enabled.
14015 * gthr-posix95.h (__gthread_active_p): Likewise.
14017 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14019 * common.opt (-fnew-ra): Remove.
14021 * toplev.h (flag_new_regalloc): Remove.
14022 * Makefile.in (ra*.*): Don't mention.
14023 * passes.c (rest_of_handle_new_regalloc): Remove.
14024 (rest_of_handle_combine, rest_of_compilation): Always consider
14025 flag_new_regalloc as false.
14026 * doc/invoke.texi: Don't document -fnew-ra.
14028 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14030 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14031 last parameter to reg_scan.
14032 * loop.c (loop_optimize): Likewise.
14033 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14034 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14035 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14036 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14037 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14038 * regclass.c (reg_scan): Likewise, for the declaration.
14039 * rtl.h (reg_scan): Likewise, for the prototype.
14041 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14043 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14044 mark_dfs_back_edges.
14046 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14048 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14049 (compute_avail): Uses don't go in tmp_gen.
14051 2005-01-16 Steven Bosscher <stevenb@suse.de>
14053 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14054 loop to look for a free slot in a page entry.
14056 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14059 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14060 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14061 just before targetm.asm_out.file_end.
14062 * tree.h (process_pending_assemble_output_defs): Declare.
14063 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14065 (assemble_alias): Defer generation of assembly code for defines when
14066 TARGET_DEFERRED_OUTPUT_DEFS is true.
14067 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14068 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14069 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14071 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14074 * pa.c (pa_scalar_mode_supported_p): New function.
14075 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14076 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14078 * pa-protos.h (prefetch_operand): Delete.
14079 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14080 * pa.c (prefetch_operand): Delete.
14081 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14082 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14083 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14084 and prefetch_nocc_operand.
14085 * pa.md (prefetch): Rework to avoid reload problems handling short
14086 displacements when a cache control completer needs to be provided.
14087 (prefetch_32, prefetch_64): Delete.
14088 (prefetch_cc, prefetch_nocc): New patterns.
14090 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14092 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14094 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14097 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14098 exceeds maximum alignment for global common data.
14099 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14100 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14102 2004-01-15 Roger Sayle <roger@eyesopen.com>
14104 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14106 2004-01-15 Roger Sayle <roger@eyesopen.com>
14108 * harg-reg-set.h (reg_class_names): Prototype global array.
14109 * regclass.c (reg_class_names): Declare here and initialize to
14111 (dump_regclass): Remove local declaration of reg_class_names.
14112 (regclass): Likewise.
14113 * cfg.c (dump_flow_info): Likewise.
14114 * ra-debug.c (reg_class_names): Likewise.
14115 * regrename.c (reg_class_names): Likewise.
14116 * reload.c (reg_class_names): Likewise.
14117 * reload1.c (spill_failure): Likewise.
14118 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14120 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14122 * config/s390/s390.md ("reload_outti"): Remove predicate for
14123 output operand. Abort if operand is not a MEM.
14124 ("reload_outdi", "reload_outdf"): Likewise.
14126 2005-01-15 Marc Espie <espie@openbsd.org>
14128 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14129 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14130 * config/openbsd.h: Fix C++ includes for native configurations.
14131 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14132 Add trampoline support.
14133 * config/i386/openbsdelf.h: New.
14135 2005-01-15 Marc Espie <espie@openbsd.org>
14137 * collect2.c (main): Explicitly parse -dynamic-linker option.
14139 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14141 PR tree-optimization/19060
14142 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14143 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14144 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14145 and handle extract_range_from_cond returning false.
14146 * fold-const.c (fold): Optimize comparisons with min/max even for
14147 width > HOST_BITS_PER_WIDE_INT.
14149 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14151 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14152 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14153 Remove little endian multilib variants.
14154 Add mips32 multilib variant.
14156 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14158 * explow.c (copy_all_reg, stabilize): Remove.
14159 * expr.h: Remove the corresponding prototypes.
14161 * rtlanal.c (regs_set_between_p): Remove.
14162 * rtl.h: Remove the corresponding prototype.
14164 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14166 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14167 to rs6000_nonimmediate_operand.
14168 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14169 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14170 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14171 rs6000_nonimmediate_operand.
14172 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14173 rs6000_nonimmediate_operand.
14175 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14177 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14179 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14181 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14183 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14184 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14186 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14187 (rs6k_nonimmediate_operand): New.
14188 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14190 (legitimate_lo_sum_address_p): Same.
14191 (rs6000_legitimize_address): Same.
14192 (rs6000_legitimize_reload_address): Same.
14193 (rs6000_legitimate_address): Same.
14194 (spe_build_register_parallel): Pass DF and DC modes in a DI
14197 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14198 to rs6k_nonimmediate_operand.
14200 * config/rs6000/spe.md ("*frob_df_di"): New.
14201 ("*frob_di_df"): New.
14202 ("*frob_di_df_2"): New.
14203 ("*mov_sidf_e500_subreg0"): New.
14204 ("*mov_sidf_e500_subreg4"): New.
14205 ("*movdf_e500_double"): Change predicate to
14206 rs6k_nonimmediate_operand.
14208 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14210 * postreload.c (move2add_note_store): Only call
14211 trunc_int_for_mode on scalar integers.
14213 2005-01-14 Steven Bosscher <stevenb@suse.de>
14215 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14216 replace BB_VISITED uses.
14217 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14218 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14219 (tree_dce_done): Free visited_control_parents.
14220 (perform_tree_ssa_dce): Allocate and clear it.
14221 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14222 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14223 instead of BB_VISITED.
14225 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14227 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14228 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14229 Remove unused prototypes.
14231 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14233 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14234 64-bit register usage.
14235 (spe_func_has_64bit_regs_p): Add FIXME note.
14237 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14239 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14240 flag_finite_math_only with flag_unsafe_math_optimizations.
14242 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14244 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14245 end-of-stack check.
14246 (__tpf_eh_return): Copy TPF private stack area from the module
14247 boundary stack frame. Add check for when module addresses are
14248 equal, but no stub address is found.
14250 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14253 * arm.h (struct machine_function): Add call_via field.
14254 (thumb_call_via_label): Declare.
14255 * arm.c (thumb_call_via_label): New variable.
14256 (thumb_call_reg_needed): New variable.
14257 (arm_output_function_epilogue): For Thumb code, output any per-function
14258 call-indirect trampolines.
14259 (thumb_call_via_reg): New function.
14260 (arm_file_end): New function.
14261 (TARGET_ASM_FILE_END): Call arm_file_end.
14262 (aof_file_end): Likewise.
14263 * arm-protos.h (thumb_call_via_reg): Declare.
14264 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14265 thumb_call_via_reg in normal case.
14267 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14269 PR middle-end/19084
14270 PR rtl-optimization/19348
14271 * recog.c (peephole2_optimize): Do global life update if some peephole
14272 decides it doesn't need at least one of its inputs and that change
14273 influences liveness at the start of the basic block.
14275 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14276 arguments instead of 1.
14278 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14280 PR middle-end/18820
14281 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14282 zero for nested functions needing a static chain or functions
14283 with a non-constant address.
14285 2005-01-13 Roger Sayle <roger@eyesopen.com>
14287 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14288 (and (sign_extend X) C) into (zero_extend (and X C)).
14290 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14292 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14294 2005-01-13 Richard Henderson <rth@redhat.com>
14299 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14300 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14301 not just TARGET_SSE.
14302 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14303 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14304 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14305 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14306 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14307 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14308 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14309 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14310 (movdicc_c_rex64): Rename with '*'.
14311 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14312 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14313 (movsfcc_1_387): Rename from movsfcc_1.
14314 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14315 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14316 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14317 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14318 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14319 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14320 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14321 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14322 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14323 sse_movdfcc_const0_4): Remove.
14324 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14325 recognize min/max early. Update for changed sse cmove patterns.
14326 (ix86_split_sse_movcc): New.
14327 * config/i386/i386-protos.h: Update.
14329 2005-01-13 Steven Bosscher <stevenb@suse.de>
14331 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14332 (fix_stmt_v_may_defs): Likewise.
14334 2005-01-13 Richard Henderson <rth@redhat.com>
14336 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14337 for converting the mask.
14339 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14341 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14344 2005-01-13 Richard Henderson <rth@redhat.com>
14346 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14347 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14348 IX86_BUILTIN_MOVDQ2Q): Remove.
14349 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14350 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14351 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14353 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14354 (sse2_pextrw): Fix immediate constraint.
14355 (sse2_loadq, sse2_loadq_rex64): Remove.
14356 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14357 Use __builtin_ia32_vec_ext_<size>.
14358 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14360 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14362 * function.c (assign_parm_setup_block): Look inside original
14363 entry_parm when inspecting PARALLEL.
14365 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14366 Joel Sherrill <joel@oarcorp.com>
14369 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14370 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14371 rtems_gxx_recursive_mutex_init.
14372 (__gthread_recursive_mutex_lock): New function.
14373 (__gthread_recursive_mutex_trylock): Likewise.
14374 (__gthread_recursive_mutex_unlock): Likewise.
14376 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14378 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14380 2005-01-13 Jan Beulich <jbeulich@novell.com>
14382 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14383 (ashrti3_internal): Indicate output is early clobber. Generate result
14384 into output rather than first input. Use move for low word of output
14385 if shift count is exactly 64.
14386 (lshrti3_internal): Likewise.
14388 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14392 * reload1.c (delete_output_reload): Don't delete an output reload
14393 if the pseudo lives longer than a single basic block. Adjust and
14394 improve wording of comment.
14396 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14399 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14400 of TYPE_SIZE where we mean the number of bytes.
14402 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14404 * function.c (assign_parm_setup_block): Relax condition on
14405 multi-register optimization.
14407 2005-01-12 Nick Clifton <nickc@redhat.com>
14409 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14410 an "in_delay_slot" attribute of "no" to prevent them being used in
14411 delay slots. This is forbidden because they might generate
14414 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14417 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14418 with r->Y and Y->r.
14420 2005-01-12 Nick Clifton <nickc@redhat.com>
14422 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14423 passed on to GAS) but do not define, as GAS no longer supports or
14424 needs the -m2000 option.
14426 2005-01-11 Roger Sayle <roger@eyesopen.com>
14428 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14429 type as args of unprototyped builtins aren't automatically promoted.
14430 (fold_builtin_abs): Likewise.
14432 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14434 * Makefile.in: Set a `build-warn' variable.
14436 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14438 PR tree-optimization/17949
14439 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14440 (find_interesting_uses_address): Use it.
14442 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14444 * regrename.c (kill_value): Handle subreg's that won't simplify.
14446 2005-01-11 Richard Henderson <rth@redhat.com>
14449 * config/i386/i386.h (enum ix86_builtins): Move ...
14450 * config/i386/i386.c: ... here.
14451 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14452 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14453 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14454 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14455 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14456 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14457 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14458 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14459 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14460 IX86_BUILTIN_LOADDDUP): Remove.
14461 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14462 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14463 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14464 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14465 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14466 (ix86_init_builtins): Make static.
14467 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14468 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14469 if all the modes match. Otherwise, fake it.
14470 (get_element_number, ix86_expand_vec_init_builtin,
14471 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14472 (ix86_expand_builtin): Make static. Update for changed builtins.
14473 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14474 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14475 (ix86_expand_vector_init_duplicate): New.
14476 (ix86_expand_vector_init_low_nonzero): New.
14477 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14478 Split out from ix86_expand_vector_init; handle integer modes.
14479 (ix86_expand_vector_init): Use them.
14480 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14481 * config/i386/i386-protos.h: Update.
14482 * config/i386/predicates.md (reg_or_0_operand): New.
14483 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14484 (movv2sf_internal): Likewise. And a splitter to match them all.
14485 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14486 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14487 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14488 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14489 (mmx_pinsrw): Fix operand ordering.
14490 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14491 rather than sse_loadss expander.
14492 (movv2df splitter): Similarly.
14493 (sse_loadss, sse_loadlss): Remove.
14494 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14495 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14496 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14497 (sse3_movddup): Rename with '*'.
14498 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14499 (sse2_loadsd): Remove.
14500 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14501 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14502 (sse2_pinsrw): Fix argument ordering.
14503 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14504 (sse2_stored): Remove 'r' destination.
14505 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14506 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14507 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14508 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14509 vec_extractv16qi, vec_initv16qi): New.
14511 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14512 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14513 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14515 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14516 (_mm_load_si128, _mm_store_si128): Likewise.
14517 (_mm_load1_pd): Use _mm_set1_pd.
14518 (_mm_load_sd): Use _mm_set_sd.
14519 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14520 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14521 (_mm_set_epi64): Use _mm_set_epi64x.
14522 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14523 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14524 _mm_setr_epi8): Use _mm_set_foo form.
14525 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14526 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14527 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14528 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14529 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14530 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14531 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14532 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14533 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14534 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14535 (_mm_movedup_pd): Use _mm_shuffle_pd.
14536 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14537 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14538 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14539 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14540 Use _mm_setzero_ps.
14541 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14542 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14543 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14544 (_mm_store_ps): Use raw dereference.
14545 (_mm_store1_ps): Use _mm_storeu_ps.
14546 (_mm_storer_ps): Use _mm_store_ps.
14547 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14548 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14550 2005-01-11 Stan Shebs <shebs@apple.com>
14552 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14553 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14555 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14558 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14559 Skip all DECLs except for FIELD_DECLs.
14561 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14563 * config/s390/s390.c (override_options): Return error if
14564 -mbackchain, -mpacked-stack and -mhard-float are used together.
14565 (s390_va_start): Remove the backchain && packed-stack special case.
14566 (s390_gimplify_va_arg): Likewise.
14567 * doc/invoke.texi: Remove the ABI incompatibility note.
14569 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14571 * config/s390/s390.c (struct s390_frame_layout): Remove
14573 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14574 save_backchain_p with TARGET_BACKCHAIN.
14576 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14579 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14580 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14581 * function.c (locate_and_pad_parm): Set new field.
14582 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14583 Tweak where_pad test to include "none". Always set mem align for
14585 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14586 not sufficient for type.
14587 (assign_parm_setup_block): If stack_parm is zero on entry, always
14588 make a new stack local. Block move old stack parm if necessary
14589 to new aligned stack local.
14590 (assign_parm_setup_stack): Use a block move to handle
14591 potentially misaligned entry_parm.
14592 (assign_parms_unsplit_complex): Specify required alignment when
14593 creating stack local.
14594 * calls.c (compute_argument_addresses): Override alignment of stack
14595 arg calculated from its type with the alignment given by
14596 FUNCTION_ARG_BOUNDARY.
14597 (store_one_arg): Likewise.
14599 2005-01-11 Jan Beulich <jbeulich@novell.com>
14601 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14602 Change respective itanium_class attribute to ialu.
14603 (shladdp4_internal): New.
14604 * config/ia64/predicates.md (shladd_log2_operand): New.
14606 2005-01-11 Richard Henderson <rth@redhat.com>
14608 * expr.c (store_constructor): Use rtvec_alloc instead of
14609 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14611 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14613 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14615 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14617 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14618 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14619 (TARGET_RWRELOC): Define.
14620 (ia64_rwreloc_section_type_flags): Delete.
14621 (ia64_section_type_flags): New function.
14622 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14623 (TARGET_RWRELOC): Define.
14625 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14628 * config/ia64/ia64.c (process_set): For alloc insn, only call
14629 process_epilogue is !frame_pointer_needed.
14631 2005-01-10 Roger Sayle <roger@eyesopen.com>
14634 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14635 unary operator and can't be treated as a binary/comparison operator.
14637 2005-01-10 Richard Henderson <rth@redhat.com>
14639 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14640 (ix86_return_in_memory): Likewise.
14641 (function_arg_advance): Likewise. Mirror structure in function_arg
14642 for choosing register to advance.
14644 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14646 * tree-vectorizer.c, tree.def: Fix comment typos.
14648 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14650 * config/s390/s390.c (struct processor_costs): 4 new fields:
14651 ddbr, ddr, debr, der.
14652 (s390_rtx_costs): More precise handling of divide instructions.
14654 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14656 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14658 2005-01-10 Jan Beulich <jbeulich@novell.com>
14660 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14661 names resulting from -ffunction-sections/-fdata-sections and linkonce
14663 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14664 based on the section name. Rearrange the section name comparison logic
14665 slightly so that each section name is compared against at most once.
14667 2005-01-10 Ben Elliston <bje@au.ibm.com>
14669 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14670 targets for which -fPIC reduces limitations on the GOT size.
14672 2005-01-09 Falk Hueffner <falk@debian.org>
14674 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14677 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14680 * collect2.c (main): Set aixrtl_flag for -brtl option.
14681 (resolve_lib_name): Search for .so file extension before .a
14682 if aixrtl_flag set.
14684 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14686 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14687 (vect_analyze_data_refs_alignment): Add dump prints.
14689 2005-01-09 Ira Rosen <irar@il.ibm.com>
14691 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14692 expr_invariant_in_loop_p.
14693 Initialize outputs first thing in the function.
14694 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14695 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14696 (vect_analyze_pointer_ref_access): Check that the initial condition of
14697 the access function is loop invariant.
14699 2005-01-09 Richard Henderson <rth@redhat.com>
14701 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14702 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14703 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14704 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14705 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14706 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14707 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14708 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14709 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14710 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14711 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14712 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14713 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14714 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14715 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14716 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14717 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14718 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14719 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14720 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14721 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14722 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14723 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14725 (mmx_clrdi, pavgusb): Remove.
14726 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14727 with leading sse_ prefix.
14728 * config/i386/sse.md: Receive them.
14729 * config/i386/mmx.md: New file.
14730 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14731 (subrv2sf3): Turn into expander for normal subtraction.
14732 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14733 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14734 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14735 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14736 commutative; use ix86_binary_operator_ok.
14737 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14738 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14739 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14740 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14741 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14742 Macroize from existing patterns; use ix86_binary_operator_ok.
14743 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14744 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14745 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14746 with vec_select+vec_concat.
14747 (mmx_pshufw, mmx_pshufw_1): Likewise.
14748 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14749 (mmx_uavgv4hi3): Model correctly.
14750 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14751 _mm_xor_si64): Remove casts.
14753 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14755 PR tree-optimization/19224
14756 * tree-scalar-evolution.c (get_instantiated_value,
14757 set_instantiated_value): New functions.
14758 (instantiate_parameters_1): Cache the results.
14759 (instantiate_parameters, resolve_mixers): Initialize and free
14762 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14764 * config/i386/i386.md (addhi_4): Correct reference in comment.
14767 2005-01-08 Richard Henderson <rth@redhat.com>
14769 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14770 (_mm_cvtsi128_si64x): Likewise.
14771 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14772 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14773 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14774 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14775 * config/i386/i386-protos.h: Update.
14776 * config/i386/i386.c (print_operand): Add 'H'.
14777 (ix86_fixup_binary_operands): Split out from ...
14778 (ix86_expand_binary_operator): ... here.
14779 (ix86_fixup_binary_operands_no_copy): New.
14780 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14781 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14782 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14783 (safe_vector_operand): Use CONST0_RTX.
14784 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14785 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14786 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14787 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14789 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14790 (IX86_BUILTIN_CMPNGESS): New.
14791 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14792 (attr type): Add sselog1.
14793 (attr unit, attr memory): Handle it.
14794 (movti, movti_internal, movti_rex64): Move near other integer moves.
14795 (movtf, movtf_internal): Move near other fp moves.
14796 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14797 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14798 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14799 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14800 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14801 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14802 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14803 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14804 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14805 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14806 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14807 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14808 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14809 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14810 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14811 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14812 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14813 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14814 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14815 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14816 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14817 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14818 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14819 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14820 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14821 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14822 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14823 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14824 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14825 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14826 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14827 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14828 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14829 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14830 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14831 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14832 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14833 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14834 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14835 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14836 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14837 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14838 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14839 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14841 (SSEPUSH, push<SSEPUSH>): Remove.
14842 (MMXPUSH, push<MMXPUSH>): Remove.
14843 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14844 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14845 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14846 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14847 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14848 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14849 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14850 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14851 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14852 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14853 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14854 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14855 (ppro_sse_log_V4SF): Handle sselog1.
14856 * config/i386/predicates.md (const_0_to_1_operand): New.
14857 (const_0_to_255_mul_8_operand): New.
14858 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14859 (const_2_to_3_operand, const_4_to_7_operand): New.
14860 * config/i386/sse.md: New file.
14861 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14862 (sse_movups): Rename from sse_movups_1.
14863 (sse_loadlss): Rename from sse_loadss_1.
14864 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14866 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14867 (absv4sf2, negv2df, absv2df): New.
14868 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14869 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14870 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14871 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14872 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14873 (sse3_addsubv4sf3): Model correctly.
14874 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14875 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14876 (sse_movhlps): Model with vec_select+vec_concat.
14877 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14878 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14879 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14880 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14881 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14882 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14883 sse2_pshufhw_1): Likewise.
14884 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14885 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14886 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14887 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14888 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14889 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14890 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14891 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14892 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14893 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14894 sminv8hi3): Mark commutative
14895 operands. Use ix86_binary_operator_ok.
14896 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14897 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14898 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14899 sse2_punpcklqdq): Allow operand2 in memory.
14900 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14901 sse2_movsd): Add memory alternatives.
14902 (sse_storelps): Turn expander into an insn; split after reload.
14903 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14904 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14906 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14908 * configure.ac (DWARF-2 debug_line): Use objdump.
14909 * configure: Regenerate.
14911 2005-01-08 Jeff Law <law@redhat.com>
14912 Diego Novillo <dnovillo@redhat.com>
14914 PR tree-optimization/18241
14915 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14916 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14917 statements with volatile operands.
14918 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14919 operands after marking a statement with has_volatile_ops.
14921 2005-01-08 Roger Sayle <roger@eyesopen.com>
14923 * tree.c (int_fits_type_p): Always honor integer constant
14924 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14926 2005-01-08 Roger Sayle <roger@eyesopen.com>
14928 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14929 the latent bug in rtl_delete_block has been resolved.
14931 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14933 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14934 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14936 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14938 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14939 library as @multilib_dir@/$(SHLIB_SONAME).
14941 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14943 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14944 * configure: Regenerate.
14946 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14948 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14951 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14954 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14955 Convert non-word aligned offset address using ld/std into
14958 2005-01-07 Richard Henderson <rth@redhat.com>
14960 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14962 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14964 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14966 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14968 PR tree-optimization/19283
14969 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14970 is not shorter than the original type.
14972 PR rtl-optimization/19012
14973 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14975 PR rtl-optimization/18861
14976 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14977 (FULL_STATE): Define.
14978 (mark_tablejump_edge): New function.
14979 (purge_dead_tablejump_edges): New function.
14980 (find_bb_boundaries): Use it.
14982 PR tree-optimization/18828
14983 * builtins.c (expand_builtin_next_arg): Remove argument and all
14984 the argument checking.
14985 (expand_builtin): Adjust caller.
14986 (expand_builtin_va_start): Likewise. Remove error for too many
14988 (fold_builtin_next_arg): Issue error for too many arguments.
14989 After checking arguments, replace them with magic arguments that
14990 prevent further checking of the args.
14992 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14994 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14996 2005-01-06 Roger Sayle <roger@eyesopen.com>
14999 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15000 and %{.S:...} (and their negative variants) to test whether the
15001 input file is assembler or pre-processed-assembler independent of
15002 the actual filename extension.
15004 2005-01-06 Roger Sayle <roger@eyesopen.com>
15006 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15007 of sign or zero extended values.
15009 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15011 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15012 for IBM long double format correctly.
15014 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15016 Fix PR tree-optimization/18792
15018 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15019 to first_loop_depth, and use loop depth instead of loop number.
15020 (build_classic_dir_vector): Ditto.
15021 (compute_data_dependences_for_loop): Use depth, not loop number.
15022 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15023 number. Pass in loops, instead of loop numbers.
15024 (gather_interchange_stats): Ditto.
15025 (linear_transform_loops): Ditto.
15027 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15030 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15031 biv_fits_mode_p, extension_within_bounds_p): New functions.
15032 (check_ext_dependent_givs): Use them.
15034 2005-01-06 Roger Sayle <roger@eyesopen.com>
15036 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15037 more than one barrier, in which case we should delete them all.
15039 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15041 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15043 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15045 Fix PR middle-end/19286
15047 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15048 output this subprogram, simply ignore this attempt to do it again.
15049 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15050 origin attribute if it's not possible.
15051 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15052 (decls_for_scope): Ditto.
15053 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15054 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15056 2005-01-05 Richard Henderson <rth@redhat.com>
15059 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15060 (bdesc_2arg): Use it.
15061 (ix86_expand_binop_builtin): Force operands into registers
15063 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15064 ix86_expand_sse_compare, ix86_expand_sse_comi,
15065 ix86_expand_builtin): Likewise.
15067 2005-01-05 Richard Henderson <rth@redhat.com>
15069 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15071 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15072 (mulv4hi3): Set itanium_class mmmul.
15073 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15074 (fpack): Rename from fpack_sfsf.
15076 2005-01-05 Richard Henderson <rth@redhat.com>
15079 * reload1.c (do_input_reload): Restrict the optimization deleteing
15080 a previous output reload to RELOAD_FOR_INPUT.
15082 2005-01-05 Steven Bosscher <stevenb@suse.de>
15084 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15085 comment that we fall through after case.
15086 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15087 (distribute_links): Likewise.
15088 * cse.c (cse_insn): Likewise.
15089 * cselib.c (cselib_invalidate_mem): Likewise.
15090 * df.c: Update comments at the top of the file.
15091 (read_modify_subreg_p): Update comments here too.
15092 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15093 * flow.c (mark_set_1): Likewise.
15094 (mark_used_regs): Likewise.
15095 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15096 (canon_list_insert): Likewise.
15097 (mark_set): Likewise.
15098 (try_replace_reg): Likewise.
15099 (store_killed_in_insn): Likewise.
15100 * loop.c (count_one_set): Likewise.
15101 (basic_induction_var): Likewise.
15102 * postreload-gcse.c (find_mem_conflicts): Likewise.
15103 * postreload.c (reload_combine_note_store): Likewise.
15104 (move2add_note_store): Likewise.
15105 * reload.c (find_equiv_reg): Likewise.
15106 (mark_referenced_resources): Likewise.
15107 * rtlanal.c (set_noop_p): Likewise.
15108 (note_stores): Likewise.
15109 (note_uses): Likewise.
15110 * sched-deps.c (sched_analyze_1): Likewise.
15111 * sched-rgn.c (check_live_1): Likewise.
15112 (update_live_1): Likewise.
15113 * config/i860/i860.c: Likewise.
15115 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15117 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15119 * doc/rtl.texi: Update documentation for bit-fields and SET.
15121 2005-01-05 Roger Sayle <roger@eyesopen.com>
15123 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15125 2005-01-05 Jan Hubicka <jh@suse.cz>
15126 Richard Henderson <rth@redhat.com>
15129 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15132 2005-01-05 Richard Henderson <rth@redhat.com>
15135 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15136 (sse_shufps): Change operand 3 to const_int_operand.
15137 (sse2_storelps): Fix typo in template.
15138 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15139 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15140 (ix86_expand_builtin): Likewise.
15142 2005-01-05 Julian Brown <julian@codesourcery.com>
15144 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15145 as aggregates for AAPCS ABIs.
15147 2005-01-05 Stan Shebs <shebs@apple.com>
15149 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15150 Mach-O getters if ppc64.
15151 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15153 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15154 signed four-byte field for global code case.
15155 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15157 2005-01-05 Roger Sayle <roger@eyesopen.com>
15159 PR middle-end/19100
15160 * c-common.c: Include real.h.
15161 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15162 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15163 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15164 * Makefile.in (c-common.o): Update dependencies.
15166 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15168 * c-parse.in (asm_string): Add trailing semicolon.
15170 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15172 * c-parse.in (asm_string): New. Don't allow wide strings in
15174 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15175 asm_string instead of STRING.
15177 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15179 * c-typeck.c (constructor_no_implicit): Remove.
15180 (set_designator, process_init_element): Don't check
15181 constructor_no_implicit.
15183 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15184 Kaz Kojima <kkojima@gcc.gnu.org>
15187 * lcm.c (create_pre_exit): New.
15188 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15189 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15191 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15193 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15194 -msoft-float in target_float_switch.
15195 * arm.c (arm_override_options): Fix processing of target_float_switch.
15197 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15199 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15202 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15204 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15205 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15207 2005-01-04 Roger Sayle <roger@eyesopen.com>
15209 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15210 if deleting the then-block allows the test-block to fallthru to the
15213 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15216 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15217 after the full declaration if the are in two different TUs.
15219 2005-01-04 Richard Henderson <rth@redhat.com>
15222 * tree-sra.c (generate_one_element_init): Just
15223 call gimplify_and_add.
15224 (generate_element_init): Record the
15225 new referenced variables and mark them for renaming
15226 and split out to ...
15227 (generate_element_init_1): This.
15228 (scalarize_init): Don't call push_gimplify_context/
15229 pop_gimplify_context.
15231 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15233 * toplev.c (get_src_pwd): Handle failure of getpwd().
15235 2005-01-04 Roger Sayle <roger@eyesopen.com>
15237 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15239 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15240 all the cases handled by it are inverted by invert_truthvalue.
15242 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15244 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15245 (save_register_windowsi): Likewise.
15247 2005-01-04 Richard Henderson <rth@redhat.com>
15249 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15251 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15253 PR middle-end/17767
15254 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15255 any simplifications of vector mode comparison operators.
15256 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15258 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15259 Devang Patel <dpatel@apple.com>
15261 PR tree-optimization/18308
15262 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15263 the operands before creating a new expression.
15264 * dojump.c (do_jump): Make drop_through_label available
15265 for all cases. Add expansion of COND_EXPR.
15267 2005-01-04 Ira Rosen <irar@il.ibm.com>
15269 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15270 INTEGER_CST instead of TREE_CONSTANT.
15271 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15272 instead of TREE_CONSTANT.
15273 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15274 instead of TREE_CONSTANT.
15276 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15278 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15280 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15283 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15284 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15286 2005-01-03 Richard Henderson <rth@redhat.com>
15288 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15289 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15290 fold_convert_const_real_from_real): Split out from ...
15291 (fold_convert_const): ... here.
15293 2005-01-03 Richard Henderson <rth@redhat.com>
15296 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15297 (mov<MMXMODEI>_internal): Likewise.
15298 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15299 Add V2SF case; use it for SSE1; don't use TI.
15300 (movdf_integer): Likewise.
15301 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15303 2005-01-03 Ira Rosen <irar@il.ibm.com>
15305 * tree-vectorizer.c (vect_strip_conversions): New function.
15306 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15307 check for binary class.
15309 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15313 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15315 * gimple-low.c (mark_blocks_with_used_vars): New function.
15316 (mark_blocks_with_used_subblocks): Ditto.
15317 (mark_used_blocks): Ditto.
15318 (pass_mark_used_blocks): New pass.
15319 * tree-inline.c: Include debug.h.
15320 (expand_call_inline): Call outlining_inline_function here.
15321 * tree-optimize.c (init_tree_optimization_passes): Add
15322 pass_mark_used_blocks.
15323 * tree-pass.h (pass_mark_used_blocks): New.
15324 * Makefile.in (tree-inline.o): Add debug.h dependency.
15326 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15328 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15329 VAR_DECLs to have weak_import attribute.
15331 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15334 2004-01-03 Steven Bosscher <stevenb@suse.de>
15336 * passes.c (rest_of_compilation): Don't run regmove if only
15337 flag_expensive_optimizations, require flag_regmove instead.
15339 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15341 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15343 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15344 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15345 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15346 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15348 2005-01-03 Richard Henderson <rth@redhat.com>
15350 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15351 (ia64_const_ok_for_letter_p): New.
15352 (ia64_const_double_ok_for_letter_p): New.
15353 (ia64_extra_constraint): New.
15354 (ia64_expand_vecint_compare): New.
15355 (ia64_expand_vcondu_v2si): New.
15356 (ia64_expand_vecint_cmov): New.
15357 (ia64_expand_vecint_minmax): New.
15358 (ia64_print_operand): Add 'v'.
15359 (ia64_preferred_reload_class): New.
15360 (ia64_vector_mode_supported_p): New.
15361 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15362 (PREFERRED_RELOAD_CLASS): Move to function.
15363 (CONST_OK_FOR_LETTER_P): Move to function.
15364 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15365 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15366 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15367 (EXTRA_CONSTRAINT): Move to function.
15368 * config/ia64/ia64.md: Include vect.md.
15369 (itanium_class): Add mmalua.
15371 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15373 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15374 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15376 (const_int_2bit_operand): New.
15377 (fr_reg_or_0_operand): New.
15378 * config/ia64/ia64-modes.def: Add vector modes.
15379 * config/ia64/ia64-protos.h: Update.
15380 * config/ia64/vect.md: New file.
15382 2005-01-03 Richard Henderson <rth@redhat.com>
15384 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15386 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15389 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15391 (log1pdf2): Change mode of operands[0,1] to DFmode.
15393 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15395 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15396 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15397 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15398 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15399 SPARC_RELAXED_ORDERING.
15401 2005-01-03 Richard Henderson <rth@redhat.com>
15402 Uros Bizjak <uros@kss-loka.si>
15405 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15406 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15407 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15409 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15410 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15411 const_pow2_1_to_128_operand): New predicates.
15413 2005-01-02 Greg McGary <greg@mcgary.org>
15415 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15417 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15418 object. [ptr_type]: Remove unused variable.
15419 Remember nearest addressable array-element or record-component
15420 when checking bitfield components. Tolerate empty BIND_EXPR.
15422 2005-01-01 Richard Henderson <rth@redhat.com>
15424 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15425 that don't narrow the value. Fail for other conversions.
15427 2005-01-01 Richard Henderson <rth@redhat.com>
15430 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15431 * c-lang.c (finish_file): Don't do it here.
15432 * objc/objc-act.c (objc_finish_file): Likewise.
15434 * cgraph.c (decl_assembler_name_equal): New.
15435 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15436 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15437 * cgraph.h (struct cgraph_varpool_node): Add next.
15438 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15439 * varasm.c (assemble_alias): Mark the target as needed.
15441 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15443 PR middle-end/19221
15444 * function.c (get_arg_pointer_save_area): Use entry_of_function
15445 instead of get_insns.
15447 2005-01-01 Roger Sayle <roger@eyesopen.com>
15448 Andrew Pinski <pinskia@physics.uc.edu>
15449 James E. Wilson <wilson@specifixinc.com>
15451 PR rtl-optimization/12092
15452 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15455 2005-01-01 Roger Sayle <roger@eyesopen.com>
15456 Olivier Hainque <hainque@act-europe.fr>
15458 * tree.c (int_fits_type_p): A narrower type always fits in a
15459 wider one, except for negative values into unsigned types.
15461 2005-01-01 Roger Sayle <roger@eyesopen.com>
15463 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15464 with the original constant rather than require TREE_OVERFLOW.
15466 2005-01-01 Steven Bosscher <stevenb@suse.de>
15468 PR middle-end/17544
15469 * c-decl.c (finish_function): If compiling C99, annotate the
15470 compiler generated return with the current file name and line 0.
15471 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15472 the source line is greater than 0.
15473 (remove_bb): Likewise.