1 2005-04-22 David S. Miller <davem@davemloft.net>
3 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
4 integer when it's mode is VOIDmode not DImode.
6 2005-04-22 Geoffrey Keating <geoffk@apple.com>
8 * config/rs6000/rs6000.md (sync_add<mode>_internal,
9 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
10 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
11 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
12 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
13 "bne- $-xxx" rather than local labels.
14 (sync_lock_release<mode>): Add second operand.
15 (lwsync): Use .long rather than a more meaningful opcode.
16 * doc/md.texi (Standard Names): Add description of second
17 parameter to sync_lock_test_and_set.
19 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
21 PR tree-optimization/21088
22 * fold-const.c (fold_unary, fold_binary, fold_ternary):
24 * tree-vrp.c (compare_values): Use fold_binary to compare
25 pointers. Use boolean_type_node as the type of a comparison
26 expression being folded.
27 * tree.h: Add prototypes for fold_unary, fold_binary,
30 * tree-ssa-dom.c: Fix formatting.
32 2005-04-22 Diego Novillo <dnovillo@redhat.com>
34 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
35 * lambda-code.c (perfect_nestify): Mark virtual operands in
36 the moved statement for renaming.
37 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
38 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
39 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
40 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
41 * tree-flow.h (struct var_ann_d): Update comments.
42 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
43 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
44 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
45 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
46 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
47 debug_names_replaced_by): Remove declarations.
48 (delete_update_ssa, get_current_def, set_current_def): Declare.
49 (rewrite_into_loop_closed_ssa): Add new argument. Update
51 * tree-into-ssa.c: Include params.h.
52 (old_virtual_ssa_names): Remove. Update all users.
53 (need_to_replace_names_p): Remove. Update all users.
54 (struct update_ssa_stats_d): Declare.
55 (update_ssa_stats): New local.
56 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
57 dump_tree_ssa_stats, debug_tree_ssa_stats,
58 dump_update_ssa, debug_update_ssa,
59 dump_names_replaced_by, debug_names_replaced_by): Declare.
60 (get_current_def, set current_def): Make extern.
61 (is_old_name, is_new_name): Protect against references
62 past the end of the sets.
63 (add_new_name_mapping): Assert that OLD and NEW are
64 different SSA names for the same symbol.
65 When adding a virtual mapping, update stats for virtual
67 (insert_phi_nodes_for): If UPDATE_P is true, create the
68 LHS of the new PHI by duplicating SSA name VAR.
69 (insert_phi_nodes_1): Remove. Update all users.
70 (insert_phi_nodes): Remove second argument. Update all
72 (maybe_replace_use, maybe_replace_def): New.
73 (rewrite_update_stmt): Call them.
74 (mark_def_interesting): Remove calls to is_gimple_reg.
75 (prepare_phi_args_for_update): Remove. Update all users.
76 (prepare_block_for_update): Only process virtual operands
77 and GIMPLE registers in normal form.
78 (prepare_use_sites_for): New.
79 (prepare_names_to_update): Rename from prepare_def_sites.
80 Call prepare_use_sites_for.
81 (dump_update_ssa): Rename from dump_repl_tbl.
83 Show statistics for virtual mapping heuristic.
84 (debug_update_ssa): Rename from debug_debug_repl_tbl.
85 (init_update_ssa): Initialize UPDATE_SSA_STATS.
86 (delete_update_ssa): Make extern.
87 (mark_set_for_renaming): If the set is empty, do nothing.
88 (release_ssa_name_after_update_ssa): Update comment.
89 (insert_updated_phi_nodes_for): Do not remove existing
90 PHI nodes for symbols.
91 (switch_virtuals_to_full_rewrite_p): New.
92 (switch_virtuals_to_full_rewrite): New.
93 (update_ssa): Call them.
94 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
95 for every statement before updating.
96 If all the names in NEW_SSA_NAMES have been marked for
98 Only start at the top of the CFG if there are symbols in
100 (ssa_rewrite_finalize_block): Remove.
101 (ssa_register_new_def): Remove.
102 (ssa_rewrite_stmt): Remove.
103 (ssa_rewrite_phi_arguments): Remove.
104 (ssa_rewrite_initialize_block): Remove.
105 (ssa_mark_def_sites): Remove.
106 (ssa_mark_def_sites_initialize_block): Remove.
107 (ssa_mark_phi_uses): Remove.
108 (rewrite_ssa_into_ssa): Remove.
109 * tree-phinodes.c (find_phi_node_for): Remove.
110 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
112 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
113 Remove calls to verify_dominators and
114 verify_loop_structure.
115 (tree_unswitch_single_loop): Call update_ssa.
116 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
119 (delete_tree_ssa): Assert that need_ssa_update_p returns
121 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
122 * tree-vectorizer.c (allocate_new_names, rename_def_op,
123 free_new_names): Remove. Update all users.
124 (rename_use_op): Call get_current_def.
125 (rename_variables_in_bb): Do not handle any real or
127 (slpeel_update_phis_for_duplicate_loop): Call
128 get_current_def and set_current_def instead of using
130 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
131 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
132 ssa_names_to_replace and delete_update_ssa.
133 * doc/invoke.texi: Document --param min-virtual-mappings
134 and --param virtual-mappings-ratio.
136 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
137 Diego Novillo <dnovillo@redhat.com>
139 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
140 for newly created PHI nodes.
141 Call create_new_def_for for every new V_MAY_DEF and
142 V_MUST_DEF on the copied statement.
143 (struct ssa_name_map_entry): Remove.
144 (ssa_name_map_entry_hash): Remove.
145 (ssa_name_map_entry_eq): Remove.
146 (allocate_ssa_names): Remove.
147 (rewrite_to_new_ssa_names_def): Remove.
148 (rewrite_to_new_ssa_names_use): Remove.
149 (rewrite_to_new_ssa_names_bb): Remove.
150 (rewrite_to_new_ssa_names): Remove.
151 (tree_duplicate_sese_region): Remove variables ver,
152 definitions, phi, ssa_name_map and bi.
153 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
155 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
156 update_ssa instead of rewrite_ssa_into_ssa.
157 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
159 (find_uses_to_rename_use): Add argument 'need_phis'.
160 (find_uses_to_rename_stmt): Do not scan virtual operands.
161 (find_uses_to_rename): Only scan PHI nodes for
163 (rewrite_into_loop_closed_ssa): Call update_ssa.
164 (check_loop_closed_ssa_use): Ignore virtual operands.
165 (check_loop_closed_ssa_stmt): Likewise.
166 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
168 (rename_variables, set_phi_def_stmts): Remove.
169 (tree_duplicate_loop_to_header_edge): Reformat comment.
170 Remove variables BB, I and DEFINITIONS.
171 Call need_ssa_update_p.
173 (lv_adjust_loop_header_phi): Reformat comment.
174 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
175 (marked_for_rewrite_p, any_marked_for_rewrite_p,
176 mark_for_rewrite, unmark_all_for_rewrite,
177 marked_ssa_names): Remove. Update all users.
178 (release_ssa_name): If VAR has been registered for SSA
179 updating, do nothing.
180 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
181 (build_assert_expr_for): Call register_new_name_mapping.
182 (insert_range_assertions): Update call to update_ssa.
183 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
184 marked_for_rewrite_p, any_marked_for_rewrite_p,
185 marked_ssa_names): Remove.
187 2005-04-22 Jeff Law <law@redhat.com>
189 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
190 (restore_currdefs_to_original_value): Likewise.
191 (register_definitions_for_stmt): Likewise.
192 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
193 for each variable. Do not allocate/free block_defs_stack either.
194 Do not iterate if we just thread jumps. Only iterate if the
195 tree_cleanup_cfg does useful work (temporary).
196 (dom_opt_initialize_block): No longer push a marker on
198 (dom_opt_finalize_block): Removal call to restore currdefs.
199 Relax restrictions for recording edge equivalences.
200 (record_equivalences_from_phis): No longer need to track
202 (optimize_stmt): Similarly.
203 (thread_across_edge): Simplify by removing the requirement that
204 statements in the block we are threading through must be nops.
205 (initialize_hash_element): Handle GOTO_EXPR.
207 2005-04-22 David S. Miller <davem@davemloft.net>
209 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
211 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
212 fix check on CONST_DOUBLE mode. It should be VOIDmode
213 when it is representing an integer.
215 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
217 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
218 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
219 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
220 find_char_info_specifier_index,
221 find_length_info_modifier_index): Likewise.
222 * c-typeck.c (composite_type, pop_init_level): Likewise.
223 * combine.c (cant_combine_insn_p, try_combine): Likewise.
224 * cse.c (cse_insn): Likewise
225 * dominance.c (calc_dfs_tree): Likewise
226 dwarf2out.c (loc_descriptor_from_tree_1,
227 add_abstract_origin_attribute, force_decl_die,
228 force_type_die): Likewise
229 emit-rtl.c (operand_subword_force): Likewise
230 explow.c (hard_function_value): Likewise
231 expmed.c (store_bit_field, expand_divmod,
232 emit_store_flag_force): Likewise
233 expr.c (emit_move_multi_word, store_expr,
234 expand_expr_real_1): Likewise
235 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
236 output_operand): Likewise
237 flow.c (recompute_reg_usage): Likewise
238 * function.c (assign_stack_temp_for_type, assign_temp,
239 handle_epilogue_set): Likewise
240 * genextract.c (main): Likewise
241 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
242 gimplify_modify_expr_rhs, gimplify_expr): Likewise
243 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
244 ready_remove, rm_line_notes, rm_other_notes,
245 schedule_block): Likewise
246 mips-tfile.c (copy_object, out_of_bounds): Likewise
248 2005-04-22 David Edelsohn <edelsohn@gnu.org>
251 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
252 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
253 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
254 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
256 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
258 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
260 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
261 (gcc_tree_to_linear_expression): Convert to heap allocated
263 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
264 lbv_to_gcc_expression, lle_to_gcc_expression,
265 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
266 perfect_nestify): Likewise.
267 lambda.h (gcc_loopnest_to_lambda_loopnest,
268 lambda_loopnest_to_gcc_loopnest): Likewise.
269 tree-loop-linear.c (linear_transform_loops): Likewise.
271 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
273 * config/sparc/predicates.md (arith_double_operand): Use
274 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
275 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
276 (DImode, DFmode constant splitters): Likewise. Remove code for
277 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
278 (logical constant splitters): Use const_int_operand predicate.
279 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
280 HOST_BITS_PER_WIDE_INT < 64.
282 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
284 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
285 gcc_unreachable as appropriate.
286 (force_mode, emit_move_sequence, singlemove_string,
287 output_move_double, output_fp_move_double, find_addr_reg,
288 output_block_move, output_block_clear, output_and,
289 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
290 pa_adjust_cost, pa_issue_rate, print_operand,
291 output_global_address, output_arg_descriptor, output_cbranch,
292 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
293 output_call): Likewise.
294 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
295 prefetch, prefetch_cc, prefetch_nocc): Likewise.
297 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
299 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
300 _gcov_pow2_profiler and _gcov_one_value_profiler.
301 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
302 (GTFILES): Add $(srcdir)/tree-profile.c.
303 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
304 __gcov_one_value_profiler): Declare.
305 * gimplify.c (force_gimple_operand): Check whether the statements
306 should be produced in ssa form.
307 (force_gimple_operand_bsi): New function.
308 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
309 __gcov_one_value_profiler): New functions.
310 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
311 the profiled value is a power of two or not.
312 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
313 * tree-flow.h (in_ssa_p): Declare.
314 (force_gimple_operand_bsi): Declare.
315 * tree-into-ssa.c (in_ssa_p): New variable.
316 (rewrite_into_ssa): Set in_ssa_p.
317 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
318 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
319 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
320 tree_one_value_profiler_fn): New variables.
321 (tree_init_edge_profiler): Initialize the profiler function decls.
322 (tree_gen_edge_profiler): Use global gcov_type_node.
323 (prepare_instrumented_value): New function.
324 (tree_gen_interval_profiler, tree_gen_interval_profiler,
325 tree_gen_one_value_profiler): Call the library functions instead of
326 creating instrumentation code.
327 * tree.c (build_fn_decl): New function.
328 * tree.h (build_fn_decl): Declare.
329 * value-prof.c (rtl_divmod_values_to_profile,
330 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
331 tree_mod_pow2_value_transform, tree_find_values_to_profile):
332 Do not handle may_be_other and precise values of exponents at pow2
334 (tree_mod_subtract_transform): Reflect that value field of
335 histogram has changed meaning.
336 (tree_divmod_values_to_profile): Record the values correctly.
337 (tree_values_to_profile): Update comment.
338 * value-prof.h (struct histogram_value_t): Remove pow2 data.
340 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
342 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
345 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
347 * config/i386/i386.md (length_immediate): Use gcc_assert or
348 gcc_unreachable, as appropriate.
349 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
350 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
351 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
352 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
353 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
354 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
355 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
356 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
357 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
358 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
359 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
360 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
361 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
362 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
363 *prefetch_sse_rex): Likewise.
364 * config/i386/predicates.md (x86_64_immediate_operand,
365 x86_64_zext_immediate_operand, symbolic_operand,
366 no_seg_address_operand, aligned_operand,
367 memory_displacement_operand): Likewise.
368 * config/i386/sse.md (*mov<mode>_internal,
369 *movv2df_internal): Likewise.
371 2005-04-22 Jan Hubicka <jh@suse.cz>
373 * Makefile.in (ipa.o, ipa-inline.o): New files.
374 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
375 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
376 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
377 * cgraphunit.c (cgraph_default_inline_p,
378 cgraph_decide_inlining_incrementally, ncalls_inlined,
379 nfunctions_inlined, initial_insns, overall_insns,
380 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
381 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
382 cgraph_mark_inline, cgraph_check_inline_limits,
383 cgraph_default_inline_p, cgraph_recursive_inlining_p,
384 update_callee_keys, lookup_recursive_calls,
385 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
386 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
387 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
388 pass_ipa_inline): Move to ipa-inline.c
389 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
391 * ipa-inline.c: New file.
393 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
395 * doc/invoke.texi (SPARC options): Document that -mapp-regs
396 is turned off by default on Solaris.
398 2005-04-21 Roger Sayle <roger@eyesopen.com>
400 * c-common.h (objc_build_method_signature): Update prototype.
401 * stub-objc.c (objc_build_method_signature): Update the stub
402 implementation to accept and ignore additional parameter.
403 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
404 the value of ellipsis to objc_build_method_signature instead
405 of setting TREE_OVERFLOW on the parms TREE_LIST node.
407 2005-04-21 Geoffrey Keating <geoffk@apple.com>
409 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
410 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
411 gen_rtx_* not gen_rtx_fmt_*.
412 (rs6000_emit_vector_select): Likewise.
413 (rs6000_emit_sync): New.
414 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
415 (larx, stcx, cmp): New mode substitutions.
416 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
417 UNSPEC_ISYNC): New constants.
419 (memory_barrier, isync, lwsync): New insns.
420 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
421 (sync_lock_release<mode>): New expander.
422 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
423 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
424 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
425 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
426 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
427 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
428 (sync_add<mode>_internal, sync_addshort_internal,
429 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
430 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
431 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
433 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
434 is the memory before, not after, the operation. Clarify
435 barrier requirements.
437 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
439 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
440 * lambda.h (lambda_vector_min_nz): Likewise.
441 * langhooks.h (struct lang_hooks_for_types,
442 struct lang_hooks): Likewise.
443 * output.h (assemble_integer, this_is_asm_operands): Likewise.
446 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
448 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
449 comments to avoid 'abort'. Use gcc_assert as necessary.
450 * opts.c (common_handle_option): Likewise.
451 * pretty-print.c (pp_base_format_text): Likewise.
452 * print-rtl.c (print_rtx): Likewise.
453 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
454 * regmove.c (try_auto_increment): Likewise.
455 * reload.c (find_valid_class, find_reloads_toplev,
456 find_equiv_reg): Likewise.
457 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
458 merge_assigned_reloads): Likewise.
459 * tree-inline.c (inline_forbidden_p_1,
460 estimate_num_insns_1): Likewise.
461 * tree-optimize.c (execute_todo): Likewise.
462 * tree-outof-ssa.c (eliminate_phi): Likewise.
463 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
464 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
465 * tree-ssa-operands.c (parse_ssa_operands,
466 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
467 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
468 * tree-ssanames.c (release_ssa_name): Likewise.
469 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
470 walk_tree): Likewise.
472 * tree-ssa-operands.c (verify_abort): Fold into ..
473 (verify_imm_links): ... here.
475 2005-04-21 Richard Henderson <rth@redhat.com>
477 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
478 on non-memory operand for previous inversion.
480 2005-04-21 Devang Patel <dpatel@apple.com>
482 PR optimization/20994
483 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
484 x = !(a == b) : p , q;.
485 (pass_if_conversion): Verify stmts and flow.
487 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
489 * optabs.c (gen_conditional_trap): Restore #define.
491 * alias.c (true_dependence): Remove 'abort' from comments. Use
492 gcc_assert and gcc_unreachable as appropriate.
493 (canon_true_dependence): Likewise.
494 * bb-reorder.c (connect_traces): Likewise.
495 * c-common.c (c_add_case_label): Likewise.
496 * c-decl.c (finish_function): Likewise.
497 * caller-save.c (insert_restore, insert_save): Likewise.
498 * cfg.c (update_bb_profile_for_threading): Likewise.
499 * cfganal.c (flow_active_insn_p): Likewise.
500 * cfgexpand.c (add_reg_br_prob_note): Likewise.
501 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
502 cfg_layout_merge_blocks): Likewise.
503 * ifcvt.c (cond_exec_process_insns, merge_if_block,
504 find_if_block): Likewise.
505 * integrate.c (allocate_initial_values): Likewise.
506 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
507 swap_condition, unsigned_condition, signed_condition,
508 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
509 reg_or_subregno): Likewise.
510 * lambda-code.c (lambda_compute_auxillary_space,
511 lambda_transform_legal_p): Likewise.
512 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
513 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
514 lhd_incomplete_type_error, lhd_expand_expr,
515 lhd_types_compatible_p, lhd_tree_size): Likewise.
516 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
517 * local-alloc.c (update_equiv_regs): Likewise.
518 * loop-unroll.c (peel_loop_completely
519 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
520 peel_loop_simple, unroll_loop_stupid,
521 analyze_iv_to_split_insn): Likewise.
522 * loop.c (gen_prefetch, find_and_verify_loops,
523 basic_induction_var): Likewise.
524 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
525 * value-prof.c (tree_find_values_to_profile): Likewise.
526 * varasm.c (named_section, default_assemble_integer,
527 decode_addr_const): Likewise.
529 2005-04-21 Alan Modra <amodra@bigpond.net.au>
530 Fariborz Jahanian <fjahanian@apple.com>
532 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
533 portion of argument passed in fpr.
534 * expr.c (emit_push_insn): Fix computation of 'offset' used to
535 decide on partial argument save on stack.
537 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
539 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
542 2005-04-21 Jan Hubicka <jh@suse.cz>
544 * cgraphunit.c: Include tree-pass.h
545 (cgraph_decide_recursive_inlining,
546 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
547 cgraph_decide_inlining): Dump goes to dump_file.
548 (cgraph_optimize): Call ipa passes instead of inliner.
549 (cgraph_gate_inlining, pass_ipa_inline): New.
550 * tree-optimize.c (all_ipa_passes): New static variable.
551 (register_one_dump_file): Dead with IPA passes.
552 (register_dump_files): Likewise.
553 (init_tree_optimization_passes): Initialize IPA passes.
554 (execute_todo): Do cgraph dump when asked to, do not dump function body
556 * tree-pass.h (TODO_dump_cgraph): New macro.
557 (ipa_passes): Declare.
558 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
560 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
562 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
563 gcc_assert instead of abort.
564 (classify_argument, examine_argument, construct_container,
565 contains_128bit_aligned_vector_p, ix86_check_movabs,
566 standard_80387_constant_opcode, standard_80387_constant_rtx,
567 ix86_initial_elimination_offset, ix86_compute_frame_layout,
568 pro_epilogue_adjust_stack, ix86_expand_epilogue,
569 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
570 legitimize_tls_address, output_pic_addr_const,
571 i386_output_dwarf_dtprel, put_condition_code, print_reg,
572 get_some_local_dynamic_name, print_operand, print_operand_address,
573 output_387_binary_op, emit_i387_cw_initialization,
574 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
575 ix86_expand_clear, ix86_expand_binary_operator,
576 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
577 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
578 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
579 ix86_expand_branch, ix86_expand_setcc,
580 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
581 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
582 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
583 memory_address_length, ix86_attr_length_immediate_default,
584 ix86_attr_length_address_default, ix86_agi_dependant,
585 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
586 ix86_expand_binop_builtin, ix86_force_to_memory,
587 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
588 x86_emit_floatuns): Likewise.
589 * config/i386/netware.c (gen_regparm_prefix,
590 i386_nlm_strip_name_encoding): Likewise.
591 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
593 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
595 * optabs.c (gen_condiational_trap): Remove #define.
596 (add_equal_note): Assertify. Remove explicit indirection from
597 call via function pointer.
598 (expand_ternary_op, expand_simple_binop, expand_binop,
599 expand_twoval_unop, expand_twoval_binop,
600 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
601 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
602 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
603 prepare_float_lib_cmp, emit_conditional_move,
604 emit_conditional_add, gen_add2_insn, gen_add3_insn,
605 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
606 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
607 vector_compare_rtx, expand_vec_cond_expr): Likewise.
609 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
611 * vec.h: Update API to separate allocation mechanism from type.
612 (VEC_safe_grow): New.
613 * vec.c (calculate_allocation): New.
614 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
615 (vec_gc_free, vec_heap_free): Remove.
616 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
618 (mangle_macro_name): New.
619 (struct macro_def): New.
620 (struct macro): Add multiple argument values.
621 (macro_expans_end): New.
622 (push_macro_expansion): Chain on new macro. Process multiple
623 args, create follow on expansion. Return follow on argument.
624 (macro_input): Deal with multiple arguments.
626 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
627 (struct tree_binfo): Adjust.
628 * basic-block.h: Define VEC(edge,gc).
629 (struct edge_def): Adjust.
630 (struct basic_block_def, struct edge_iterator): Likewise.
631 (ei_container, ei_start_1, ei_last_1): Likewise.
632 * cfg.c (connect_src, connect_dest): Likewise.
633 * cfgrtl.c (force_nonfallthru_and_redirect)
634 * dbxout.c (dbxout_type)
635 * dwarf2out.c (gen_member_die)
636 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
637 (gcc_tree_to_linear_expression): Adjust.
638 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
639 lbv_to_gcc_expression, lle_to_gcc_expression,
640 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
641 perfect_nestify): Likewise.
642 * lambda.h (gcc_loopnest_to_lambda_loopnest,
643 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
644 * profile.c (instrument_values): Adjust.
645 * tree-cfg.c (modified_noreturn_calls): Adjust.
646 (remove_fallthru_edge): Likewise.
647 * tree-dump.c (dequeue_and_dump): Adjust.
648 * tree-flow-inline.h (mark_stmt_modified): Adjust.
649 * tree-flow.h (modified_noreturn_calls): Adjust.
650 (tree_on_heap): Remove. (yay!)
651 (register_new_def): Adjust.
652 * tree-into-ssa.c: Define VEC(int,heap).
653 (block_defs_stack): Adjust.
654 (find_idf, insert_phi_nodes, register_new_def,
655 rewrite_initialize_block, rewrite_finalize_block,
656 register_new_update_single, rewrite_update_init_block,
657 rewrite_update_fini_block, rewrite_blocks,
658 ssa_rewrite_finalize_block, ssa_register_new_def,
659 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
660 * tree-loop-linear.c (linear_transform_loops): Adjust.
661 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
662 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
663 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
664 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
665 vrp_variables_stack): Adjust declarations.
666 (tree_ssa_dominator_optimize): Adjust.
667 (dom_opt_initialize_block, remove_local_expressions_from_table,
668 restore_nonzero_vars_to_original_value,
669 restore_vars_to_original_value,
670 restore_currdefs_to_original_value, dom_opt_finalize_block,
671 record_var_is_nonzero, record_cond, record_const_or_copy_1,
672 optimize_stmt, update_rhs_and_lookup_avail_expr,
673 lookup_avail_expr, record_range): Likewise.
674 * tree-ssa-pre.c: Define VEC(basic_block,heap).
675 (compute_antic_aux): Adjust.
676 (inserted_exprs, create_expression_by_pieces,
677 insert_into_preds_of_block, eliminate, mark_operand_necessary,
678 remove_dead_inserted_code, fini_pre): Likewise.
679 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
680 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
681 ssa_prop_init): Likewise.
682 * tree-ssa.c: Define VEC(bitmap,heap).
683 (verify_name_tags): Adjust.
684 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
685 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
686 tree_divmod_values_to_profile, tree_find_values_to_profile,
687 value_profile_transformations): Likewise.
688 * value-prof.h: Define VEC(histogram_value,heap).
689 * varasm.c: Remove alias_pair pointer typedef, define
691 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
693 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
694 not a pointer to it. Create an object vector.
695 (extern_symbols): Turn into an object vector.
696 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
698 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
701 * Makefile.in (tree-chrec.o): Depend on params.h.
702 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
704 * tree-chrec.c: Depend on params.h. Replace build with buildN,
705 and fold build with fold_buildN.
706 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
707 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
708 (tree_contains_chrecs): Compute an estimation of the size of the
710 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
711 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
712 * tree-scalar-evolution.c (simple_iv): Ditto.
713 * doc/invoke.texi (scev-max-expr-size): Documented.
715 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
717 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
718 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
719 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
720 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
721 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
722 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
723 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
724 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
725 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
726 (darwin_fix_and_continue_switch): Delete.
727 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
728 (SUBTARGET_SWITCHES): Delete.
729 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
730 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
731 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
732 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
733 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
734 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
735 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
736 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
737 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
738 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
739 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
740 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
741 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
742 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
743 (TARGET_64BIT): Undef before redefining.
744 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
745 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
746 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
747 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
748 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
749 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
750 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
751 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
752 (ix86_debug_arg_string, ix86_debug_addr_string)
753 (ix86_align_loops_string, ix86_align_jumps_string)
754 (ix86_align_funcs_string): Delete.
755 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
756 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
757 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
758 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
759 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
760 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
761 (SUBTARGET_SWITCHES): Delete.
762 * config/i386/i386.c (ix86_debug_arg_string): Delete.
763 (ix86_debug_addr_string): Delete.
764 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
765 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
766 (ix86_align_loops_string, ix86_align_jumps_string)
767 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
768 (ix86_align_funcs_string): Make static.
769 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
770 (ix86_handle_option): New function.
771 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
772 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
773 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
774 of darwin_fix_and_continue_switch.
775 (darwin_one_byte_bool): Delete.
776 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
777 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
778 to darwin_one_byte_bool.
779 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
780 * config/i386/djgpp.opt, config/i386/i386.opt,
781 * config/i386/sco5.opt: New files.
783 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
785 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
786 fp_zero_operand, fp_register_operand, intreg_operand,
787 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
788 call_operand, call_operand_address, tgd_symbolic_operand,
789 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
790 symbolic_operand, symbolic_memory_operand, label_ref_operand,
791 sp64_medium_pic_operand, data_segment_operand,
792 text_segment_operand, splittable_symbolic_memory_operand,
793 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
794 eq_or_neq, normal_comp_operator, noov_compare_op,
795 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
796 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
797 const64_operand, const64_high_operand, arith11_operand,
798 arith10_operand, arith_double_operand, arith_double_4096_operand,
799 arith_double_add_operand, arith11_double_operand,
800 arith10_double_operand, small_int, small_int_or_double,
801 uns_small_int, uns_arith_operand, clobbered_register,
802 input_operand, compare_operand): Delete.
803 (sparc_emit_set_const32): Use predicates in assertion. Remove special
804 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
805 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
806 (GEN_HIGHINT64, GEN_INT64): Delete.
807 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
808 gen_safe_XOR64): Adjust for above deletion.
809 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
810 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
811 (legitimate_constant_p): Use const_zero_operand instead.
812 (sparc_extra_constraint_check): Likewise.
813 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
814 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
815 (PREDICATE_CODES): Delete.
816 * config/sparc/sparc.md: Include predicates.md.
817 (All patterns): Adjust for new predicate names.
818 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
819 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
820 (movdi): Use general_operand predicate.
821 (movdi_sp64_dbl): Delete.
822 (movdi_const64_special): Add 'N' constraint.
823 (movdicc): Use arith10_operand predicate.
824 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
825 (movdi_cc_reg_sp64): Use arith10_operand predicate.
826 (movdi_cc_reg_sp64_trunc): Delete.
827 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
828 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
829 (subdi3_sp32): Delete.
830 (subdi3_insn_sp32): Change to define_insn_and_split.
831 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
832 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
833 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
834 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
835 small_int_operand predicate.
836 (divdi3, udivdi3): Use arith_operand predicate.
837 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
838 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
839 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
840 (xordi3_sp64_dbl): Delete.
841 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
842 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
843 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
844 cmp_ccx_set_not): Use arith_operand predicate.
845 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
846 * config/sparc/predicates.md: New file.
848 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
850 PR tree-optimization/14846
851 * fold-const.c (fold_single_bit_test_into_sign_test): New,
853 (fold_single_bit_test): ... here.
854 (fold_binary): Call fold_single_bit_test_into_sign_test
855 instead of fold_single_bit_test.
857 2005-04-20 James E Wilson <wilson@specifixinc.com>
860 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
861 is another declaration.
863 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
865 * config/cris/predicates.md: New file.
866 * config/cris/cris-protos.h (cris_store_multiple_op_p)
867 (cris_movem_load_rest_p): Declare.
868 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
869 (cris_movem_load_rest_p): Ditto. Globalize.
870 (cris_bdap_operand, cris_bdap_biap_operand,
871 cris_orthogonal_operator, cris_commutative_orth_op,
872 cris_operand_extend_operator,
873 cris_additive_operand_extend_operator, cris_extend_operator,
874 cris_plus_or_bound_operator, cris_mem_op,
875 cris_general_operand_or_symbol,
876 cris_general_operand_or_gotless_symbol,
877 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
878 cris_load_multiple_op): Remove predicate functions.
879 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
880 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
881 * config/cris/cris.h (PREDICATE_CODES): Don't define.
882 * config/cris/cris.md: Include predicates.md.
883 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
885 2005-04-20 Ian Lance Taylor <ian@airs.com>
887 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
888 * c-common.h (STMT_EXPR_STMT): Don't define.
889 (STMT_EXPR_NO_SCOPE): Don't define.
890 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
891 * c-pretty-print.c (pp_c_primary_expression): Likewise.
892 (pp_c_expression): Likewise.
894 2005-04-20 Richard Henderson <rth@redhat.com>
897 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
899 2005-04-20 Jeff Law <law@redhat.com>
901 * reload1.c (reload): Ignore equivalences between pseudos and
904 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
907 * c-tree.h (struct c_label_list): Update comment.
908 (struct c_label_context): Rename to struct c_label_context_se.
909 (label_context_stack): Rename to label_context_stack_se.
910 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
911 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
912 c_end_vm_scope): New.
913 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
914 * c-decl.c (pop_scope): Call c_end_vm_scope.
915 (pushdecl): Call c_begin_vm_scope for variably modified
917 (define_label): Check for jumping into scope of identifier with
918 variably modified type. Push label on stack for those defined at
919 current context of identifiers with variably modified type.
920 (start_function): Create stack level for context of identifiers
921 with variably modified type.
922 (finish_function): Pop stack level for context of identifiers with
923 variably modified type.
924 * c-typeck.c (label_context_stack): Rename to
925 label_context_stack_se.
926 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
927 (c_finish_goto_label): Check for jumping into scope of identifier
928 with variably modified type. Push label on stack for those jumped
929 to from current context of identifiers with variably modified
931 (struct c_switch): Add blocked_vm.
932 (c_start_case): Initialize blocked_vm.
933 (do_case): Check blocked_vm.
934 (c_finish_case): Add comment.
935 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
936 variable label_context_stack.
938 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
940 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
941 conditional_replacement, value_replacement, abs_replacement,
943 (replace_phi_edge_with_variable): Remove argument BB.
944 (conditional_replacement, value_replacement,
945 minmax_replacement, abs_replacement): Remove argument PHI_BB.
946 Update a call to replace_phi_edge_with_variable.
948 * tree-ssa-phiopt.c: Fix comments.
950 2005-04-20 Michael Matz <matz@suse.de>
953 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
956 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
958 * tree-ssa-phiopt.c: Fix comment typos.
960 PR tree-optimization/21116
961 * tree-ssa-phiopt.c: Fix a typo.
963 2005-04-19 Richard Henderson <rth@redhat.com>
965 * builtins.c (expand_builtin_sync_operation): Revert last change.
966 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
968 (expand_compare_and_swap_loop): Likewise.
969 (expand_sync_operation): Remove fallback from NAND to AND; invert
970 memory operand when expanding from cmpxchg.
971 (expand_sync_fetch_operation): Likewise.
972 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
975 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
976 when implementing NAND. Fix double-add for AFTER.
977 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
978 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
979 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
981 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
984 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
985 to return old memory value.
986 (sync_compare_and_swap_cc<IMODE>): Likewise.
988 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
989 return pre-reload. Don't consider output or anti dependencies.
990 * config/ia64/sync.md (IMODE): New.
991 (modesuffix): Add QI and HI.
992 (memory_barrier): Simplify expansion.
993 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
994 (cmpxchg_acq_<IMODE>): Likewise.
995 (sync_lock_test_and_set<IMODE>): Likewise.
996 (sync_lock_release<IMODE>): Likewise.
998 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1000 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1003 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1005 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1007 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1008 Joseph S. Myers <joseph@codesourcery.com>
1010 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1011 * c-typeck.c (build_c_cast): Check these options.
1012 * doc/invoke.texi: Document these options.
1014 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1016 * tree-ssa-phiopt.c: Update a comment about the pass.
1018 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1020 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1021 config/mcore/mcore.c: Fix comment typos.
1023 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1025 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1026 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1028 2005-04-19 Paul Brook <paul@codesourcery.com>
1030 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1032 2005-04-19 Andrew Haley <aph@redhat.com>
1035 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1036 looking at a field's bitpos.
1038 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1040 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1041 libiberty functions.
1043 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1045 PR tree-optimization/21096
1046 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1048 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1051 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1052 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1054 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1056 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1057 refers to the function being dumped.
1059 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1061 * varasm.c (assemble_start_function): Remove reset of in_section.
1063 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1065 PR tree-optimization/21085
1066 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1069 2005-04-19 Ben Elliston <bje@au.ibm.com>
1071 * doc/invoke.texi (Optimize Options): Refer to the correct
1072 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1074 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1076 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1077 alloca argument to be big enough.
1079 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1082 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1085 2005-04-18 Tom Tromey <tromey@redhat.com>
1087 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1090 2005-04-18 Richard Henderson <rth@redhat.com>
1092 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1093 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1094 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1095 * config/alpha/alpha-protos.h: Update.
1096 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1097 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1098 (attr type): Add ld_l, st_c, mb.
1099 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1100 iornotsi3, xorsi_internal, xornotsi3): New.
1101 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1102 (ev4_ist_c, ev4_mb): New.
1103 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1105 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1106 (ev6_ist): Add st_c.
1108 * config/alpha/sync.md: New file.
1110 2005-04-18 Richard Henderson <rth@redhat.com>
1112 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1115 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1117 2005-04-18 Devang Patel <dpatel@apple.com>
1119 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1121 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1123 PR tree-optimization/20922
1124 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1125 Fold X + c >= X and fold X - c <= X to true.
1127 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1129 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1131 (emergency_labeled_state_free): Likewise.
1133 2005-04-18 Nick Clifton <nickc@redhat.com>
1135 * config/h8300/h8300.md (jump): Remove prescan parameter from
1136 calls to final_scan_insn.
1138 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1139 parameter from calls to final_scan_insn.
1141 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1143 (v850e, v850e1): Use the v850.opt file for target specific
1146 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1148 PR tree-optimization/21001
1149 * tree-optimize.c (init_tree_optimization_passes): Move the
1150 first pass_forwprop immediately before pass_vrp.
1152 2005-04-17 Ian Lance Taylor <ian@airs.com>
1154 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1155 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1156 from enum tree_code op to bool is_sizeof.
1157 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1158 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1159 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1161 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1163 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1166 2005-04-17 Ian Lance Taylor <ian@airs.com>
1168 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1170 2005-04-17 Richard Henderson <rth@redhat.com>
1172 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1174 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1175 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1176 of indirection through ssa names while looking for the gpr counter
1178 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1179 saved va_list_gpr_size and va_list_fpr_size.
1181 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1183 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1184 both pointers or both integers.
1186 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1187 ASSERT_EXPRs for single-use variable.
1189 * tree-into-ssa.c: Fix a comment typo.
1191 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1193 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1194 -mipsN before forcing a default of -mips2.
1196 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1198 * predict.h (IS_TAKEN): Remove.
1199 * rtl.h (NOTE_PREDICTION): Likewise.
1201 * modulo-sched.c (CFG_HOOKS): Remove.
1203 * c-parser.c (N_C_TTYPES): Remove.
1205 * tree-flow-inline.h (get_stmt_operands): Remove.
1206 * lambda-code.c, tree-ssa-loop-unswitch.c,
1207 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1208 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1209 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1210 calls to get_stmt_operands.
1211 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1213 2005-04-17 Richard Henderson <rth@redhat.com>
1216 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1217 of CUMULATIVE_ARGS past the last named argument.
1218 (alpha_va_start): Expect pretend_args_size only if strictly less than
1221 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1224 * builtins.c (expand_builtin_strcat): Convert the result of
1225 strlen to the right type.
1226 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1227 avoid creating type mismatches.
1228 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1231 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1233 2005-04-16 Richard Henderson <rth@redhat.com>
1236 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1237 Use the mode of boolean_type_node when the user doesn't provide one.
1238 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1240 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1243 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1246 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1249 2005-04-16 Roger Sayle <roger@eyesopen.com>
1250 Steven Bosscher <stevenb@suse.de>
1252 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1253 (fold_unary_to_constant): Likewise.
1255 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1257 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1260 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1262 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1263 names related to target triplets.
1264 Remove i?86-*-esix from platform directory.
1265 Remove powerpc-*-eabiaix from platform directory.
1267 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1270 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1271 falling through from SUBREG case to REG.
1273 2005-04-15 Roger Sayle <roger@eyesopen.com>
1275 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1276 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1277 (fold_binary_to_constant): Simplify using fold_binary.
1278 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1280 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1282 * gthr-posix.c (pthread_cancel): Define.
1283 (pthread_mutexattr_init): Likewise.
1284 (pthread_mutexattr_settype): Likewise.
1285 (pthread_mutexattr_destroy): Likewise.
1287 2005-04-15 David S. Miller <davem@davemloft.net>
1290 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1292 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1294 PR tree-optimization/21031
1295 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1296 (forward_propagate_into_cond_1): Call it. Forward propagate
1297 integer-integer casts into COND_EXPRs.
1299 2005-04-15 Dave Korn <dave.korn@artimi.com>
1301 * gcc.c (default_compilers): Clarify obscure error message when
1302 reading from standard input.
1304 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1306 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1307 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1309 * tree-ssa-alias.c (init_alias_info): Remove a call to
1312 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1314 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1315 of non-virtual PHI nodes like we use to.
1317 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1319 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1320 (attr_copy_rtx): Do not use it.
1322 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1324 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1326 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1328 * tree-vect-transform.c (vectorizable_store): Mark necessary
1329 objects in the vectorized store needing renaming. Update the
1330 SSA graph for V_MAY_DEF operands in the original store.
1332 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1334 * tree-ssa-pre.c (compute_avail): It's okay to have
1335 TREE_INVARIANT's here, and value number the resulting expressions.
1336 (create_expression_by_pieces): Make sure operands that were
1337 min_invariant when we started, stay that way.
1339 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1341 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1343 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1345 PR tree-optimization/20936.
1346 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1348 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1350 * doc/invoke.texi: Fix typos.
1351 * doc/md.texi: Likewise.
1352 * doc/rtl.texi: Likewise.
1353 * doc/sourcebuild.texi: Likewise.
1354 * doc/tm.texi: Likewise.
1356 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1358 PR tree-optimization/21004
1359 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1360 and floorl in c99 mode only.
1361 * builtins.c (expand_builtin_int_roundingfn): Assert that
1362 fallback_fndecl is not NULL_TREE.
1364 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1366 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1367 * basic-block.h: Update the prototype for
1368 purge_all_dead_edges.
1369 * cfgexpand.c (tree_expand_cfg): Update a call to
1370 purge_all_dead_edges.
1371 * combine.c (combine_instructions): Likewise.
1372 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1373 rest_of_handle_cse2, rest_of_handle_gcse,
1374 rest_of_handle_postreload): likewise.
1376 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1379 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1380 e.g. cv-qualification conversions.
1382 2005-04-14 Mike Stump <mrs@apple.com>
1384 * config/darwin-c.c (framework_construct_pathname): We must
1385 find all headers of a framework in the first instance of it
1386 found in the seach path.
1388 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1390 PR tree-optimization/21021
1391 * tree-vrp.c (compare_values): Work around a bug in the front
1392 end that produces a comparison of mismatched types.
1394 2004-04-14 Richard Henderson <rth@redhat.com>
1396 * config/ia64/ia64.h (enum fetchop_code): Remove.
1397 (enum ia64_builtins): Move ...
1398 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1399 members except BSP and FLUSHRS.
1400 (ia64_init_builtins): Remove __sync builtins.
1401 (ia64_expand_builtin): Likewise.
1402 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1403 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1404 (ia64_expand_lock_release): Remove.
1405 * config/ia64/ia64.md (mf): Move to sync.md.
1406 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1407 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1408 * config/ia64/sync.md: New file.
1409 (memory_barrier): Rename from mf.
1410 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1411 (cmpxchg_acq_<I48MODE>): Likewise.
1412 (sync_lock_test_and_set<I48MODE>): Likewise.
1414 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1415 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1417 2004-04-14 Richard Henderson <rth@redhat.com>
1419 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1420 (ix86_compare_emitted): New.
1421 (ix86_expand_compare): Use ix86_compare_emitted if set.
1422 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1423 and ix86_compare_op0 are set.
1424 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1425 (TARGET_CMPXCHG, TARGET_XADD): New.
1426 (ix86_compare_emitted): Declare.
1427 * config/i386/i386.md: Include sync.md
1428 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1429 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1430 * config/i386/sync.md: New file.
1432 2004-04-14 Richard Henderson <rth@redhat.com>
1435 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1436 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1437 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1438 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1439 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1440 BT_FN_I8_VPTR_I8_I8): New.
1441 * builtins.def (DEF_SYNC_BUILTIN): New.
1442 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1443 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1444 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1445 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1446 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1447 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1448 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1449 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1450 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1451 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1452 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1453 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1454 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1455 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1456 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1457 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1458 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1459 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1460 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1461 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1462 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1463 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1464 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1465 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1466 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1467 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1468 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1469 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1470 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1471 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1472 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1473 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1474 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1475 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1476 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1477 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1478 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1479 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1480 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1481 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1482 BUILT_IN_SYNCHRONIZE: New.
1483 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1484 as a function. Accept __sync_ as a prefix as well.
1485 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1486 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1487 expand_builtin_lock_release): New.
1488 (expand_builtin): Call them.
1489 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1490 neither BOTH_P nor FALLBACK_P are defined.
1491 (builtin_type_for_size): New.
1492 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1493 (resolve_overloaded_builtin): New.
1494 * c-common.h (resolve_overloaded_builtin): Declare.
1495 (builtin_type_for_size): Declare.
1496 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1497 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1498 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1499 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1500 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1501 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1502 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1503 sync_compare_and_swap_cc, sync_lock_test_and_set,
1504 sync_lock_release): New.
1505 * optabs.h: Declare them.
1506 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1507 expand_sync_operation, expand_sync_fetch_operation,
1508 expand_sync_lock_test_and_set): Declare.
1509 * genopinit.c (optabs): Add sync optabs.
1510 * optabs.c (init_optabs): Initialize sync optabs.
1511 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1512 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1513 expand_sync_operation, expand_sync_fetch_operation,
1514 expand_sync_lock_test_and_set): New.
1515 * doc/extend.texi (Atomic Builtins): New section
1516 * doc/md.texi (Standard Names): Add sync patterns.
1518 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1520 * tree-eh.c (lower_try_finally_copy): Generate new code in
1521 response to goto_queue entries as if the queue was sorted by
1522 index, not pointers.
1523 (lower_try_finally_switch): Likewise.
1525 2005-04-14 Richard Henderson <rth@redhat.com>
1527 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1528 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1530 (ix86_expand_fp_movcc): Update to match.
1531 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1532 * config/i386/i386-protos.h: Update.
1533 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1534 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1536 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1538 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1541 2005-04-14 Julian Brown <julian@codesourcery.com>
1543 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1544 link failures on ppc64 Linux.
1546 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1548 * config.gcc: Set cpu_type for s390.
1550 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1552 Fix PR tree-optimization/20963
1553 * tree-ssa-pre.c (compute_avail): Remove special case for
1555 (create_expression_by_pieces): Add value numbers for forced out
1558 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1560 * config/cris/cris.md: Replace references to (reg:SI 16) with
1561 (reg:SI CRIS_SRP_REGNUM).
1563 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1565 PR tree-optimization/20657
1566 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1567 create an appropriate range from it.
1569 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1571 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1572 <UNSPEC_FIST_CEIL> case.
1574 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1575 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1576 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1577 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1578 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1579 (lfloor<mode>2): New expanders.
1580 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1581 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1582 to implement lceil and llceil built-ins as x87 intrinsic function.
1583 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1584 (lceil<mode>2): New expanders.
1586 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1588 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1589 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1591 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1594 * config/s390/s390-modes.def: Define TFmode.
1596 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1598 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1599 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1600 * config/mips/mips.c (mips16_insn_length): Remove reference to
1601 JUMP_TABLES_IN_TEXT_SECTION.
1603 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1605 * simplify-rtx.c (simplify_binary_operation_1): Return
1606 scalar or vector of constant 0, depending on the xor's
1609 2005-04-13 Dale Johannesen <dalej@apple.com>
1611 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1612 (objc-act.o): Ditto.
1613 * objc/objc-act.c (objc_gimplify_expr): New.
1614 (objc_get_callee_fndecl): New.
1615 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1616 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1617 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1619 2005-04-13 Devang Patel <dpatel@apple.com>
1621 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1624 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1626 CRIS prologue as RTL.
1627 * config/cris/cris-protos.h (cris_emit_movem_store)
1628 (cris_expand_prologue): Prototype.
1629 * config/cris/cris.c (struct machine_function): New member
1631 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1632 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1633 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1634 (cris_load_multiple_op, cris_return_address_on_stack)
1635 (cris_return_address_on_stack_for_return): ISO-Cify.
1636 (cris_store_multiple_op): New predicate function.
1637 (cris_expand_prologue, cris_emit_movem_store): New functions.
1638 (cris_print_operand) <case 'O'>: Handle modifications other than
1640 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1641 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1642 (cris_gen_movem_load): Rearrange slightly to make local variable
1643 src a parameter, removing osrc.
1644 (cris_setup_incoming_varargs): Set machine_function member
1645 stdarg_regs to correspond to the number of registers that need to
1647 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1649 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1650 cris_general_operand_or_gotless_symbol accept UNSPEC.
1651 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1652 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1653 ("*cris_store_multiple"): New pattern. Tweak common comment above
1654 this and "*cris_load_multiple".
1655 ("prologue"): New define_expand.
1657 * config/cris/cris.md ("epilogue"): Conditionalize on
1658 TARGET_PROLOGUE_EPILOGUE.
1660 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1663 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1664 fpsr 0 instead of fpsr 1.
1665 (divsf3_internal_thr): Ditto.
1666 (divdf3_internal_lat): Ditto.
1667 (divdf3_internal_thr): Ditto.
1668 (divxf3_internal_lat): Ditto.
1669 (divxf3_internal_thr): Ditto.
1671 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1673 PR tree-optimization/20913
1674 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1676 PR tree-optimization/20702
1677 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1678 dominator children that haven't been walked into.
1680 2005-04-13 Julian Brown <julian@codesourcery.com>
1682 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1683 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1686 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1688 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1689 config/i386/sse.md: Fix comment typos.
1691 * genattrtab.c (NULL_ATTR): Remove.
1692 * ifcvt.c (NULL_EDGE): Likewise.
1694 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1696 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1697 NOTE_PREDICT): Remove.
1699 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1701 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1702 * configure: Regenerate.
1703 * config.in: Likewise.
1704 * system.h: Declare vsnprintf if not already declared.
1706 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1708 * optc-gen.awk: Handle stand-alone Mask records.
1709 * opth-gen.awk: Likewise.
1710 * doc/options.texi (Option file format): Document them.
1711 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1712 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1713 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1714 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1715 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1716 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1717 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1718 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1719 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1720 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1721 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1722 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1723 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1724 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1725 TARGET_LONG_DOUBLE_128): Likewise.
1726 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1727 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1728 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1729 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1730 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1731 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1732 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1733 * config/sparc/sparc.c (fpu_option_set): New global.
1734 (sparc_handle_option): New function.
1735 (sparc_override_options): Test fpu_option_set.
1736 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1737 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1738 * config/sparc/sparc.opt: New file.
1739 * config/sparc/little-endian.opt: Likewise.
1740 * config/sparc/long-double-switch.opt: Likewise.
1742 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1744 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1745 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1746 * config/bfin/bfin.opt (mshared-library-id=): Lose
1747 Var(bfin_lib_id_given).
1749 2005-04-13 Matt Thomas <matt@3am-software.com>
1751 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1754 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1756 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1758 * cgraphunit.c (INSNS_PER_CALL): Remove.
1760 * tree-ssa-forwprop.c (vars,
1761 record_single_argument_cond_exprs,
1762 substitute_single_use_vars): Remove.
1763 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1765 (tree_ssa_forward_propagate_single_use_vars): Call
1766 forward_propagate_into_cond for each COND_EXPR.
1768 * tree-inline.c (INSNS_PER_STMT): Remove.
1770 2005-04-12 Richard Henderson <rth@redhat.com>
1772 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1773 (ix86_expand_sse_fp_minmax): ... from ...
1774 (ix86_expand_fp_movcc): ... here.
1775 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1776 * config/i386/i386-protos.h: Update.
1777 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1778 (sse_setccsf, sse_setccdf): Allow before reload.
1779 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1780 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1781 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1782 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1783 (anddf3, nanddf3, iordf3, xordf3): New.
1785 2005-04-12 Jeff Law <law@redhat.com>
1787 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1788 (tree-ssa-uncprop.o): Add dependencies.
1789 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1790 * tree-flow.h (remove_useless_stmts): Remove prototype.
1791 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1792 remove_useless_stmts.
1793 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1794 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1795 * tree-pass.h (pass_uncprop): Declare.
1796 * tree-ssa-uncprop.c: New file.
1798 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1801 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1803 2005-04-12 Caroline Tice <ctice@apple.com>
1805 Temporary fix for partitioning problems.
1806 * passes.c (rest_of_handle_final): Remove code that
1807 frees unlikely_text_section_name,
1808 * varasm.c (assemble_start_function): Test for partitioning
1809 flag before writing out section labels.
1810 (assemble_end_function): Test for partitioning flag before
1811 writing out section labels.
1813 2005-04-12 Steven Bosscher <stevenb@suse.de>
1814 Stuart Hastings <stuart@apple.com>
1815 Jan Hubicka <jh@suse.cz>
1817 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
1818 references to gt-tree-cfg.h.
1819 * basic-block.h (struct basic_block_def): Don't skip rbi
1820 for garbage collection.
1821 (struct reorder_block_def): Make GTY-able.
1822 (struct control_flow_graph): New structure.
1823 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
1824 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
1825 but instead defines to the control_flow_graph for cfun.
1826 (label_to_block_map): New define, points to the label map of
1827 the control_flow_graph for cfun.
1828 (n_edges_for_function, n_basic_blocks_for_function,
1829 last_basic_block_for_function, basic_block_info_for_function,
1830 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
1831 basic_block_info_for_function, label_to_block_map_for_function):
1832 Counterparts for the above, taking a struct function as an extra
1834 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
1835 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
1836 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
1837 (alloc_rbi_pool, free_rbi_pool): Remove.
1838 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
1839 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
1841 (cfg_layout_finalize) ... and don't free it here.
1842 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1844 * flow.c (free_basic_block_vars): Set label_to_block_map and
1845 n_edges to zero too.
1846 * function.h (struct function): Add cfg field.
1847 * function.c (allocate_struct_function): Allocate the cfg.
1848 * tree-cfg.c (label_to_block_map): Remove.
1849 (build_tree_cfg): Don't allocate the rbi pool here...
1850 (delete_tree_cfg_annotations): ...and don't free it here.
1851 Also don't nullify label_to_block_map for cfun.
1853 2005-04-12 Caroline Tice <ctice@apple.com>
1855 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1856 Revert my patch from April 9.
1857 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
1858 (reorder_basic_blocks): Revert my patch from April 9.
1859 (insert_section_boundary_note): Revert my patch from April 9.
1860 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
1861 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1862 (COLD_END_LABEL): Revert my patch from April 9.
1863 (cold_text_section_label): Revert my patch from April 9.
1864 (cold_end_label): Revert my patch from April 9.
1865 (dwarf2out_switch_text_section): Revert my patch from April 9.
1866 (output_aranges): Revert my patch from April 9.
1867 (output_ranges): Revert my patch from April 9.
1868 (output_line_info): Revert my patch from April 9.
1869 (add_location_or_const_value_attribute): Revert my patch from April 9.
1870 (dwarf2out_var_location): Revert my patch from April 9.
1871 (dwarf2out_init): Revert my patch from April 9.
1872 (dwarf2out_finish): Revert my patch from April 9.
1873 * function.h (struct function): Revert my patch from April 9.
1874 * opts.c (decode_options): Revert my patch from April 9.
1875 * output.h (unlikely_section_label, hot_section_label,
1876 hot_section_end_label, cold_section_end_label,
1877 unlikely_text_section_name): Revert my patch from April 9.
1878 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1879 * varasm.c (unlikely_section_label, hot_section_label,
1880 hot_section_end_label, cold_section_end_label,
1881 unlikely_text_section_name): Revert my patch from April 9.
1882 (initialize_cold_section_name): Revert my patch from April 9.
1883 (unlikely_text_section): Revert my patch from April 9.
1884 (in_unlikely_text_section): Revert my patch from April 9.
1885 (named_section): Revert my patch from April 9.
1886 (function_section): Revert my patch from April 9.
1887 (current_function_section): Revert my patch from April 9.
1888 (assemble_start_function): Revert my patch from April 9.
1889 (assemble_end_function): Revert my patch from April 9.
1890 (default_section_type_flags_1): Revert my patch from April 9.
1892 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1894 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
1895 * config/sparc/sparc.md (untyped_call): Save the registers manually.
1897 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
1899 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
1902 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
1903 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
1905 2004-04-12 Richard Henderson <rth@redhat.com>
1907 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
1908 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
1909 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
1910 (UNSPEC_*, UNSPECV_*): Renumber.
1912 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
1915 From Richard Henderson <rth@redhat.com>:
1916 * tree-mudflap.c (mf_build_check_statement_for): Correct block
1919 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
1921 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
1923 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1925 * config/bfin/bfin.c (bfin_library_id_string): Remove.
1926 (bfin_library_id): New variable.
1927 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
1928 instead of bfin_library_id_string.
1929 (bfin_handle_option): New function.
1930 (override_options): Remove most code to deal with shared library IDs,
1931 just check they aren't used without -mid-shared-library.
1932 (TARGET_HANDLE_OPTION): Define.
1933 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
1934 * config/bfin/bfin.opt (mshared-library-id=): New.
1936 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
1938 * tree-vect-transform.c: Fix comment typos.
1940 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
1942 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
1943 split critical edges when not possible/profitable.
1945 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1947 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
1948 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
1949 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
1950 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
1951 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
1952 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
1953 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
1954 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
1956 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
1957 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1958 * config/ns32k/ns32k.opt: New file.
1960 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1962 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
1963 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
1964 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
1965 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
1966 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
1967 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
1968 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
1969 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
1970 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
1971 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
1972 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
1973 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
1974 (MASK_COLDFIRE): Formatting fixes.
1975 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
1976 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
1977 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
1978 "_current_shared_library_a5_offset_".
1979 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1980 (MASK_ALL_CPU_BITS): New macro.
1981 (m68k_handle_option): New function.
1982 (override_options): Remove handling of m68k_library_id_string.
1983 * config/m68k/m68k.opt: New file.
1984 * config/m68k/ieee.opt: New file.
1986 2005-04-11 Mark Mitchell <mark@codesourcery.com>
1988 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1989 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
1990 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1991 (TARGET_CXX): Adjust accordingly.
1992 * target.h (struct gcc_target): Remove epxort_class_data. Add
1993 determine_class_data_visibility and class_data_always_comdat.
1994 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1995 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
1996 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1997 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
1998 (arm_cxx_determine_class_data_visibility): New.
1999 (arm_cxx_class_data_always_comdat): Likewise.
2000 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2001 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2002 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2003 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2004 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2007 2005-04-11 Devang Patel <dpatel@apple.com>
2009 * tree-data-ref.c (build_classic_dist_vector,
2010 compute_subscript_distance): Make externally visible.
2011 * tree-data-ref.h (build_classic_dist_vector,
2012 compute_subscript_distance): Same.
2013 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2014 Check distance vector against vectorization factor.
2015 (vect_analyze_loop): Determine vectorizaion factor before
2016 analyzing data dependences.
2017 * tree-vectorizer.c (loops_num): Make it externally visible and
2019 * tree-vectorizer.c (vect_loops_num): ... new name.
2020 * tree-vectorizer.h (vect_loops_num): New.
2022 2005-04-11 Devang Patel <dpatel@apple.com>
2024 * tree-vect-analyze.c (vect_analyze_operations): Check
2025 vectorizable codition.
2026 * tree-vect-transform.c (vect_is_simple_cond): New function.
2027 (vectorizable_condition): New function.
2028 (vect_transform_stmt): Handle condition_vec_info_type.
2029 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2030 condition_vec_info_type.
2031 (vectorizable_condition): New.
2033 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2035 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2036 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2037 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2039 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2040 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2042 * dwarf2out.c (output_line_info): Don't try to dereference
2043 a NULL current_function_decl.
2045 * config/t-slibgcc-darwin: Don't put shared libraries in
2046 directories other than $(slibdir).
2047 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2050 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2052 PR tree-optimization/20933
2053 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2054 logic to reject aliases between read-only and writable
2056 (may_alias_p): ... here.
2057 (get_tmt_for): Do not associate read-only tags to pointers
2058 whose pointed-to type is not read-only.
2059 * tree-ssa.c (verify_ssa): Check that memory stores have at
2060 least one V_MAY_DEF or V_MUST_DEF.
2062 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2065 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2066 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2067 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2068 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2070 (fwrite_unlocked): Fix prototype.
2072 * configure, config.in: Regenerate.
2074 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2076 * tree-ssa-loop-im.c: Include real.h.
2077 (determine_invariantness_stmt): If real division divisor is
2078 invariant and flag_unsafe_math_optimizations enabled, generate
2079 invariant reciprocal for hoisting.
2080 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2082 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2084 Fix PR tree-optimization/20926
2086 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2088 2005-04-11 Devang Patel <dpatel@apple.com>
2090 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2093 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2095 * fold-const.c (fold_binary_op_with_conditional_arg):
2096 use fold_buildN instead of "fold (buildN" in some
2098 (fold_unary): Likewise.
2099 (fold_binary): Likewise.
2101 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2103 Fix PR tree-optimization/20612
2104 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2106 (perfect_nestify): preheaderbb is *not* part of loop of the
2109 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2111 * tree-ssa-alias.c (may_alias_p): If the variable
2112 is a global variable and the pointer is parameter
2113 and -fargument-noalias-global is used, then
2114 the pointer cannot alias the variable.
2116 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2118 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2119 * config/sparc/sparc.h: Likewise.
2120 * config/sparc/sparc.md: Likewise.
2122 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2124 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2126 * tree-vrp.c: Fix a comment typo.
2128 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2130 PR tree-optimization/20920
2131 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2132 SSA_NAME flows through an abnormal edge.
2133 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2134 through abnormal edges.
2135 (maybe_add_assert_expr): Likewise.
2137 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2139 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2140 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2141 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2142 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2143 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2144 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2145 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2146 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2147 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2148 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2149 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2150 (TARGET_HANDLE_OPTION): Likewise.
2151 (s390_tune): Initialize to PROCESSOR_max.
2152 (s390_arch_string): Make static.
2153 (s390_tune_string, s390_warn_framesize_string): Delete.
2154 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2155 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2156 (s390_handle_arch_option, s390_handle_option): New functions.
2157 (override_options): Remove parsing of option strings.
2158 * config/s390/s390.opt: New file.
2160 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2162 * tree-complex.c (expand_vector_operations): Call
2163 update_stmt_if_modified.
2165 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2167 * tree-vect-analyze (vect_determine_vectorization_factor):
2168 Do not use GET_MODE_NUNITS.
2169 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2170 (vectorizable_load, vect_transform_loop): Likewise.
2172 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2174 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2175 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2176 * optabs.h (enum optab_index): Add new OTI_lceil.
2177 (lceil_optab): Define corresponding macro.
2178 * optabs.c (init_optabs): Initialize lceil_optab.
2179 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2180 and lceildi2 patterns.
2181 * builtins.c (expand_builtin_int_roundingfn): Handle
2182 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2183 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2184 BUILT_IN_LLCEIL{,F,L}.
2185 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2186 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2187 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2188 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2189 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2190 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2191 into lceil built-in function and (long long int)ceil{,f,l} into
2192 llceil built-in function.
2193 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2196 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2198 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2201 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2203 * config/arm/arm.c: Fix a comment typo.
2204 * doc/tree-ssa.texi: Fix a typo.
2206 2005-04-10 Steven Bosscher <stevenb@suse.de>
2208 * cselib.c (clear_table): Rename to cselib_clear_table.
2209 * cselib.h (cselib_clear_table): Add prototype.
2210 * gcse.c (gcse_main): Make 'f' argument unused.
2211 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2212 of each basic block instead.
2213 (compute_sets, compute_hash_table_work): Likewise.
2214 (constprop_register): Change int 'alter_jumps' argument to bool.
2215 (do_local_cprop): Likewise.
2216 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2217 the insn chain. Explicitly clear the cselib tables after finishing
2218 one basic block. Make sure there are no unterminated libcall blocks.
2219 Update compute_sets call.
2220 (cprop): Walk basic blocks instead of the insn chain.
2221 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2223 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2224 one_cprop_pass calls.
2226 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2228 * combine.c (combine_simplify_rtx): Remove a transformation that
2229 relies on an invalid assumption about rtl sign-extension semantics.
2231 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2233 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2234 to build_int_cst_wide.
2236 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2239 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2240 set the original address pseudo to the correct value before the
2241 original insn, if possible, and leave the insn alone, otherwise
2242 create a new pseudo, set it and replace it in the insn.
2243 * recog.c (validate_change_maybe_volatile): New.
2244 * recog.h (validate_change_maybe_volatile): Declare.
2246 2005-04-09 Caroline Tice <ctice@apple.com>
2248 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2249 Remove targetm.have_named_sections test.
2250 (fix_edges_for_rarely_executed_code): Likewise.
2251 (insert_section_boundary_note): Likewise.
2252 (reorder_basic_blocks): Check partitioning flag before calling
2253 verify_hot_cold_block_grouping.
2254 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2255 the function struct rather than global variables.
2256 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2257 (COLD_END_LABEL): Likewise
2258 (cold_text_section_label): New static global variable.
2259 (cold_end_label): Likewise.
2260 (dwarf2out_switch_text_section): Get hot/cold section labels from
2261 the function struct rather than global variables.
2262 (output_aranges): Use cold_text_section_label and cold_end_label;
2263 check partitioning flag before putting out delta.
2264 (output_ranges): Remove incorrect code attempting to use
2266 (output_line_info): Get cold section label from function struct.
2267 (add_location_or_const_value_attribute): Likewise.
2268 (get_subprogram_die): Get hot/cold section labels from function struct.
2269 (dwarf2out_var_location): Likewise.
2270 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2271 write out cold_text_section_label if partition flag is set.
2272 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2273 * function.h (struct function): Add new fields to point to hot/cold
2274 section labels: hot_section_label, cold_section_label,
2275 hot_section_end_label and cold_section_end_label; also add new field
2276 for cold text section name, unlikely_text_section_name.
2277 * opts.c (decode_options): Turn off partitioning flag if
2278 !targetm.have_named_sections.
2279 * output.h (hot_section_label): Remove.
2280 (hot_section_end_label): Remove.
2281 (cold_section_end_label): Remove.
2282 (unlikely_section_label): Remove.
2283 (unlikely_text_section_name): Remove.
2284 * passes.c (rest_of_handle_final): Remove code that frees
2285 unlikely_text_section_name.
2286 * varasm.c (unlikely_section_label): Remove.
2287 (hot_section_label): Remove.
2288 (hot_section_end_label): Remove.
2289 (cold_section_end_label): Remove.
2290 (unlikely_text_section_name): Remove.
2291 (initialize_cold_section_name): Modify to call
2292 targetm.strip_name_encoding; to store cold section name in current
2293 function struct, if it exists; and to only use the decl_section_name
2294 if flag_named_sections is true.
2295 (unlikely_text_section): Modify to get section name out of current
2296 function struct, if there is one; otherwise build it from
2297 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2298 (in_unlikely_text_section): Likewise.
2299 (named_section): Modify to get/put cold section name in current function
2300 struct, if there is one.
2301 (function_section): Change 'bool unlikely' to 'int reloc'; check
2302 targetm.have_named_sections before calling named_section.
2303 (current_function_section): Likewise.
2304 (assemble_start_function): Modify to get/put unlikely_text_section_name
2305 in current function struct; modify to get hot/cold section labels
2306 from function struct; initialize labels using
2307 ASM_GENERATE_INTERNAL_LABEL;
2308 test partitioning flag before writing out hot section label.
2309 (assemble_end_function): Test partitioning flag before writing out
2310 hot/cold section labels.
2311 (default_section_type_flags_1): Modify to use array instead of
2312 char* for unlikely_text_section_name; set flags correctly for
2313 cold text section if there is not a current function decl.
2315 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2317 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2318 and TI_VA_LIST_FPR_COUNTER_FIELD.
2319 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2320 * tree-pass.h (pass_stdarg): Add.
2321 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2322 * tree-stdarg.c: New file.
2323 * tree-stdarg.h: New file.
2324 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2325 (tree-stdarg.o): Add dependencies.
2326 * function.h (struct function): Add va_list_gpr_size and
2327 va_list_fpr_size fields.
2328 * function.c (allocate_struct_function): Initialize them.
2329 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2330 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2331 (TARGET_INITIALIZER): Add it.
2333 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2334 va_list_{g,f}pr_counter_field.
2335 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2336 area will not be used. Only save registers that tree-stdarg.c
2337 detected they need saving.
2338 (ix86_va_start): Don't set up fields that won't be used.
2340 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2341 va_list_{g,f}pr_counter_field.
2342 (setup_incoming_varargs): Don't do anything if reg_save
2343 area will not be used. Only save registers that tree-stdarg.c
2344 detected they need saving.
2345 (rs6000_va_start): Don't set up fields that won't be used.
2347 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2348 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2349 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2350 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2352 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2355 * config/i386/i386.c (construct_container): Pass empty aligned
2356 struct, union or class in memory.
2358 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2360 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2361 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2362 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2363 config/rs6000/predicates.md: Fix comment typos.
2365 * sched-int.h (haifa_insn_data): Remove blockage and units.
2366 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2367 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2368 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2370 2005-04-09 Jan Hubicka <jh@suse.cz>
2371 Steven Bosscher <stevenb@suse.de>
2373 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2374 * cfgloop.c (get_loop_exit_edges): Likewise.
2375 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2377 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2378 * tree-cfg.c (dump_cfg_status): Likewise.
2380 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2382 * config/rs6000/predicates.md (altivec_register_operand): Remove
2383 redundant match_code test.
2384 (gpc_reg_operand): Same.
2385 (cc_reg_operand): Same.
2386 (cc_reg_not_cr0_operand): Same.
2388 2005-04-09 Jan Hubicka <jh@suse.cz>
2390 Forgotten hunk from my last merge patch:
2391 * final.c (output_addr_const): Do not call mark_referenced.
2393 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2395 * doc/tree-ssa.texi: Add immediate use documentation.
2397 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2399 * arm.c (FL_WBUF): Define.
2400 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2401 (arm_is_6_or_7): Delete.
2402 (arm_tune_wbuf): New.
2403 (arm_override_options): Set arm_tune_wbuf.
2404 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2405 (arm_is_6_or_7): Delete declaration.
2406 (arm_tune_wbuf): New declartion.
2407 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2408 (model_wbuf): Derive from arm_tune_wbuf.
2409 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2410 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2411 (arm740t): Mark CPUs as having a write buffer.
2413 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2415 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2416 of 'const_double_operand' in operand 2 constraints. Update enable
2419 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2421 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2422 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2423 * optabs.h (enum optab_index): Add new OTI_lfloor.
2424 (lfloor_optab): Define corresponding macro.
2425 * optabs.c (init_optabs): Initialize lfloor_optab.
2426 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2427 and lfloordi2 patterns.
2428 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2429 (expand_builtin_int_roundingfn): New function.
2430 (fold_builtin_int_roundingfn): New prototype.
2431 (fold_builtin_int_roundingfn): New function, renamed from
2432 fold_builtin_lround.
2433 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2434 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2435 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2436 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2437 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2438 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2439 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2440 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2441 into lfloor built-in function and (long long int)floor{,f,l} into
2442 llfloor built-in function.
2443 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2446 2005-04-08 Ian Lance Taylor <ian@airs.com>
2448 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2449 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2450 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2451 (DO_COND, DO_BODY): Likewise.
2452 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2453 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2454 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2455 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2456 (build_continue_stmt, build_break_stmt): Don't declare.
2457 (c_do_switch_warnings): Update declaration.
2458 * c-gimplify.c (enum bc_t): Remove.
2459 (struct c_gimplify_ctx, ctxp): Remove.
2460 (push_context, pop_context): Remove static functions.
2461 (c_genericize): Don't call push_context or pop_context.
2462 (begin_bc_block, finish_bc_block): Remove static functions.
2463 (build_bc_goto): Likewise.
2464 (gimplify_c_loop): Likewise.
2465 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2466 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2467 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2468 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2469 * c-common.c (c_do_switch_warnings): Rename from
2470 c_do_switch_warnings_1.
2471 (c_do_switch_warnings) [old version]: Remove.
2472 (c_do_switch_expr_warnings): Remove.
2473 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2474 function instead of c_do_switch_expr_warnings.
2475 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2476 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2477 * c-pretty-print.c (pp_c_statement): Likewise.
2478 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2480 2005-04-08 Devang Patel <dpatel@apple.com>
2482 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2483 While selecting replacement condition pay attention to loop header.
2485 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2487 Merge from tree-cleanup-branch: VRP, store CCP, store
2488 copy-prop, incremental SSA updating of FUD chains and
2489 newly exposed symbols.
2491 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2492 (OBJS-common): Add tree-vrp.o.
2493 (tree-vrp.o): New rule.
2494 * basic-block.h (nearest_common_dominator_for_set): Declare.
2495 * common.opt (ftree-store-ccp): New flag.
2496 (ftree-copy-prop): New flag.
2497 (ftree-vrp): New flag.
2498 (ftree-store-copy-prop): New flag.
2499 * dominance.c (nearest_common_dominator_for_set): New.
2500 * domwalk.c (walk_dominator_tree): Only traverse
2501 statements in blocks marked in walk_data->interesting_blocks.
2502 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2503 * fold-const.c (fold): Handle ASSERT_EXPR.
2504 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2505 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2506 flag_tree_vrp at -O2.
2507 * timevar.def (TV_TREE_VRP): Define.
2508 (TV_TREE_COPY_PROP): Define.
2509 (TV_TREE_STORE_COPY_PROP): Define.
2510 (TV_TREE_SSA_INCREMENTAL): Define.
2511 (TV_TREE_STORE_CCP): Define.
2512 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2513 to kill_redundant_phi_nodes from comment.
2514 (verify_expr): Handle ASSERT_EXPR.
2515 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2516 argument. Update all users.
2517 (mark_call_clobbered_vars_to_rename): Remove. Update all
2519 * tree-flow-inline.h (unmodifiable_var_p): New.
2520 * tree-flow.h (enum value_range_type): Declare.
2521 (struct value_range_def): Declare.
2522 (value_range): Declare.
2523 (remove_all_phi_nodes_for): Remove. Update all users.
2524 (find_phi_node_for): Declare.
2525 (add_type_alias): Declare.
2526 (count_uses_and_derefs): Declare.
2527 (kill_redundant_phi_nodes): Remove.
2528 (rewrite_into_ssa): Remove.
2529 (rewrite_def_def_chains): Remove.
2530 (update_ssa, register_new_name_mapping, create_new_def_for,
2531 need_ssa_update_p, name_registered_for_update_p,
2532 release_ssa_name_after_update_ssa, dump_repl_tbl,
2533 debug_repl_tbl, dump_names_replaced_by,
2534 debug_names_replaced_by, mark_sym_for_renaming,
2535 mark_set_for_renaming, get_current_def, set_current_def,
2536 get_value_range, dump_value_range, debug_value_range,
2537 dump_all_value_ranges, debug_all_value_ranges,
2538 expr_computes_nonzero, loop_depth_of_name,
2539 unmodifiable_var_p): Declare.
2540 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2542 * tree-into-ssa.c (block_defs_stack): Update comment.
2543 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2544 syms_to_rename, names_to_release, repl_tbl,
2545 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2546 need_to_replace_names_p): New locals.
2547 (NAME_SETS_GROWTH_FACTOR): Define.
2548 (struct repl_map_d): Declare.
2549 (struct mark_def_sites_global_data): Add field
2551 (enum rewrite_mode): Declare.
2552 (REGISTER_DEFS_IN_THIS_STMT): Define.
2553 (compute_global_livein): Use last_basic_block instead of
2555 (set_def_block): Remove last argument. Update all callers.
2556 (prepare_use_operand_for_rename): Remove. Update all callers.
2557 (prepare_def_operand_for_rename): Remove. Update all callers.
2558 (symbol_marked_for_renaming): New.
2561 (repl_map_hash): New.
2563 (repl_map_free): New.
2564 (names_replaced_by): New.
2565 (add_to_repl_tbl): New.
2566 (add_new_name_mapping): New.
2567 (mark_def_sites): Assume that all the operands in the
2568 statement are in normal form.
2569 (find_idf): Assert that the block in the stack is valid.
2570 (get_default_def_for): New.
2571 (insert_phi_nodes_for): Add new argument 'update_p'.
2573 If update_p is true, add a new mapping between the LHS of
2574 each new PHI and the name that it replaces.
2575 (insert_phi_nodes_1): Only call find_idf if needed.
2576 (get_reaching_def): Call get_default_def_for.
2577 (rewrite_operand): Remove.
2578 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2579 and REWRITE_THIS_STMT are false.
2580 Assume that all the operands in the statement are in
2582 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2583 (rewrite_virtual_phi_arguments): Remove.
2584 (invalidate_name_tags): Remove.
2585 (register_new_update_single, register_new_update_set,
2586 rewrite_update_init_block, replace_use,
2587 rewrite_update_fini_block, rewrite_update_stmt,
2588 rewrite_update_phi_arguments): New.
2589 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2590 Add arguments 'entry', 'what' and 'blocks'.
2591 Initialize the dominator walker according to 'what' and
2593 Start the dominator walk at 'entry'.
2594 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2595 Use it to configure the dominator walker.
2596 (rewrite_into_ssa): Remove argument 'all'.
2598 (rewrite_all_into_ssa): Remove.
2599 (rewrite_def_def_chains): Remove.
2600 (mark_def_interesting, mark_use_interesting,
2601 prepare_phi_args_for_update, prepare_block_for_update,
2602 prepare_def_site_for, prepare_def_sites,
2603 dump_names_replaced_by, debug_names_replaced_by,
2604 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2605 delete_update_ssa, create_new_def_for,
2606 register_new_name_mapping, mark_sym_for_renaming,
2607 mark_set_for_renaming, need_ssa_update_p,
2608 name_registered_for_update_p, ssa_names_to_replace,
2609 release_ssa_name_after_update_ssa,
2610 insert_updated_phi_nodes_for, update_ssa): New.
2611 * tree-loop-linear.c (linear_transform_loops): Call
2612 update_ssa instead of rewrite_into_ssa.
2613 * tree-optimize.c (vars_to_rename): Remove.
2615 (init_tree_optimization_passes): Replace
2616 pass_redundant_phi with pass_copy_prop.
2618 Replace pass_ccp with pass_store_ccp.
2619 Add pass_store_copy_prop after pass_store_ccp.
2620 (execute_todo): If the TODO_ flags don't include updating
2621 the SSA form, assert that it does not need to be updated.
2622 Call update_ssa instead of rewrite_into_ssa and
2623 rewrite_def_def_chains.
2624 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2625 (tree_rest_of_compilation):
2626 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2627 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2628 TODO_cleanup_cfg): Renumber.
2629 (TODO_verify_loops, TODO_update_ssa,
2630 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2631 TODO_update_ssa_only_virtuals): Define.
2632 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2634 * tree-phinodes.c (make_phi_node): Update documentation.
2635 (remove_all_phi_nodes_for): Remove.
2636 (find_phi_node_for): New.
2637 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2638 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2639 (interpret_rhs_modify_expr): Likewise.
2640 * tree-sra.c (decide_instantiations): Mark all symbols in
2641 SRA_CANDIDATES for renaming.
2642 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2643 (mark_all_v_defs): New function. Update all users to call it
2644 with the whole list of scalarized statements, not just the
2646 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2647 (compute_flow_insensitive_aliasing): If the tag is
2648 unmodifiable and the variable isn't or vice-versa, don't
2649 make them alias of each other.
2650 (setup_pointers_and_addressables): If the type tag for
2651 VAR is about to change, mark the old one for renaming.
2652 (add_type_alias): New.
2653 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2654 (ccp_lattice_t): Rename from latticevalue.
2655 (value): Remove. Update all users.
2656 (const_val): New local variable.
2657 (do_store_ccp): New local variable.
2658 (dump_lattice_value): Handle UNINITIALIZED.
2659 (debug_lattice_value): New.
2660 (get_default_value): Re-write.
2661 (set_lattice_value): Re-write.
2662 (def_to_varying): Remove. Update all users.
2663 (likely_value): Return VARYING for statements that make
2664 stores when STORE_CCP is false.
2665 Return VARYING for any statement other than MODIFY_EXPR,
2666 COND_EXPR and SWITCH_EXPR.
2667 (ccp_initialize): Re-write.
2668 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2669 Move to tree-ssa-propagate.c.
2670 (ccp_lattice_meet): Handle memory stores when
2671 DO_STORE_CCP is true.
2672 (ccp_visit_phi_node): Likewise.
2673 (ccp_fold): Likewise.
2674 (evaluate_stmt): Likewise.
2675 (visit_assignment): Likewise.
2676 (ccp_visit_stmt): Likewise.
2677 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2681 (do_ssa_store_ccp): New.
2682 (gate_store_ccp): New.
2683 (pass_store_ccp): Declare.
2684 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2685 (may_propagate_copy): Reformat.
2686 Don't abort if ORIG is a virtual and DEST isn't.
2687 If NEW does not have alias information but DEST does,
2689 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2690 copy_prop_kind, which_copy_prop): Declare.
2691 (stmt_may_generate_copy, get_copy_of_val,
2692 get_last_copy_of, set_copy_of_val, dump_copy_of,
2693 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2694 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2695 init_copy_prop, fini_copy_prop, execute_copy_prop,
2696 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2697 store_copy_prop): New.
2698 (pass_copy_prop, pass_store_copy_prop): Declare.
2699 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2700 'num_const_prop' and 'num_copy_prop'.
2701 (cprop_operand): Update them.
2702 (dump_dominator_optimization_stats): Dump them.
2703 (tree_ssa_dominator_optimize): Call update_ssa instead of
2705 (loop_depth_of_name): Declare extern.
2706 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2707 values for LOW or HIGH.
2708 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2709 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2710 (cprop_operand): Only propagate if VAL != OP.
2711 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2712 statement for renaming.
2713 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2714 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2715 add_type_alias if necessary.
2716 Call mark_new_vars_to_rename.
2717 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2718 mark every statement updated, call update_ssa and
2719 rewrite_into_loop_closed_ssa.
2720 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2721 from LIVEIN if VAR is a virtual.
2722 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2723 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2724 (get_call_expr_operands): Reformat statement.
2725 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2727 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2728 SSA_NAME_VALUE for every name.
2729 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2730 get_value_loaded_by): New.
2731 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2732 substitute_and_fold): Move from tree-ssa-ccp.c.
2733 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2734 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2735 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2737 * tree-ssa.c (verify_use): Fix error message.
2738 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2739 check_phi_redundancy, kill_redundant_phi_nodes,
2740 pass_redundant_phi): Remove. Update all users.
2741 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2742 add_type_alias, if necessary.
2743 * tree-vectorizer.h (struct _stmt_vect_info): Update
2744 documentation for field 'memtag'.
2745 * tree-vrp.c: New file.
2746 * tree.def (ASSERT_EXPR): Define.
2747 * tree.h (ASSERT_EXPR_VAR): Define.
2748 (ASSERT_EXPR_COND): Define.
2749 (SSA_NAME_VALUE_RANGE): Define.
2750 (struct tree_ssa_name): Add field 'value_range'.
2751 (PHI_REWRITTEN): Remove.
2752 (struct tree_phi_node): Remove field 'rewritten'.
2753 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2754 -ftree-store-copy-prop): Document.
2755 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2756 Document usage of update_ssa.
2758 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2761 * config/rs6000/predicates.md (altivec_register_operand): Accept
2763 (and64_operand): Do not limit CONST_INT to mask64_operand.
2764 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2765 (and_operand): Do not limit CONST_INT to mask_operand.
2767 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2769 PR rtl-optimization/20466
2770 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2771 for overlap of the address of each list member.
2772 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2774 2005-04-08 Mike Stump <mrs@apple.com>
2776 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2778 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2781 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2783 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2785 * function.c (push_function_context_to): Don't set
2787 * function.h (function): Remove contains_functions.
2788 (current_function_contains_functions): Remove.
2790 * function.h (function): Remove instrument_entry_exit.
2791 (current_function_instrument_entry_exit): Remove.
2793 * function.h (nonlocal_labels): Remove.
2795 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2797 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2798 (check_attr_value, write_attr_get, write_expr_attr_cache,
2799 find_attr, make_internal_attr): Don't reference negative_ok or
2801 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2802 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2803 (ATTR_STATIC): Adjust the value.
2805 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2807 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2809 * config/s390/tpf.h (ASM_SPEC): Define.
2811 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2813 * tree-flow.h: Remove the prototype for
2814 redirect_immediate_uses.
2815 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2817 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2819 * arm.c (arm_const_double_by_parts): New function.
2820 * arm-protos.h (arm_const_double_by_parts): Add prototype.
2821 * arm.md (define_split for 64-bit constants): Add another one.
2823 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2825 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2827 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2829 * system.h: Revert last change.
2831 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2833 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
2834 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
2835 (TARGET_SWITCHES): Delete.
2836 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2837 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
2838 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
2839 * config/xtensa/xtensa.opt: New file.
2841 2005-04-08 Ben Elliston <bje@au.ibm.com>
2843 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2844 * config/fp-bit.h: Tidy comments.
2846 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2848 * system.h: Poison PARAMS.
2850 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2852 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
2853 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
2854 (TARGET_SWITCHES): Delete.
2855 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2856 * config/vax/vax.opt: New file.
2858 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2860 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2862 2005-04-07 Ian Lance Taylor <ian@airs.com>
2864 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2866 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2867 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2870 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2872 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2873 all immediate uses in PHI nodes.
2875 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2877 * arm.c (arm_const_double_inline_cost): Handle any constant by
2878 using gen_lowpart and gen_highpart_mode.
2879 (note_invalid_constants): All constants in an RTX with a constraint
2880 that permits memory are now pushed to the constant pool.
2881 (output_move_double): Delete code to handle reg to reg and
2882 constant to reg moves.
2883 (const_double_needs_minipool, output_mov_immediate): Delete.
2884 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2885 CONST_INT and CONST_VECTOR.
2886 * arm.md (ANY64): New mode macro.
2887 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2888 (movdf_soft_insn): Split reg-reg and const-reg moves.
2889 (split patterns for 64-bit constant and register moves): New.
2890 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2891 (cirrus_movdf_hard_insn): Likewise.
2892 * fpa.md (movdf_fpa): Likewise.
2893 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
2894 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
2896 (movv2si_internal_2): Likewise.
2897 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
2898 (movdf_vfp): Likewise.
2899 * arm-protos.h (output_mov_immediate): Delete prototype.
2901 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
2904 * simplify-rtx.c (simplify_unary_operation_1): Check
2905 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
2907 2005-04-06 James E Wilson <wilson@specifixinc.com>
2910 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
2913 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2915 * coverage.h (GCOV_TYPE_NODE): Delete.
2916 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
2917 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
2918 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
2919 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
2920 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
2922 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2925 * Makefile.in (gcc.pot): Remove options.c dependency.
2926 * optc-gen.awk: Don't quote help strings with N_().
2928 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
2930 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
2931 the function returns a pointer type.
2933 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
2935 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
2936 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
2937 * doc/invoke.texi: Documnet salias-max-implicit-fields.
2938 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
2939 explicit_uses members.
2940 (get_or_create_used_part_for): Initialize new fields.
2941 (fieldoff_compare): New function.
2942 (create_overlap_variables_for): Count number of fields, use
2943 heuristic to determine whether to create subvars for vars with
2945 Sort the field list by offset and avoid creating duplicate SFT's.
2947 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2949 * c.opt (-F): Remove trailing whitespace from help string.
2950 (-finput-charset): Use a tab to separate the switch name and help
2952 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
2953 (-ftree-vectorizer-verbose): Likewise.
2955 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2957 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
2958 a PHI argument where a use occurs instead of all PHI arguments.
2960 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
2962 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
2965 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2967 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
2968 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
2969 config/bfin/bfin.h: Fix comment typos.
2971 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
2973 * doc/install.texi: Update the URL for Jacks.
2974 * doc/sourcebuild.texi: Likewise.
2976 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2979 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
2980 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
2982 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2984 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
2986 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2988 * config/v850/v850-protos.h (override_options): Delete.
2989 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
2990 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
2991 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
2992 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
2993 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
2994 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
2995 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
2996 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
2997 (OVERRIDE_OPTIONS): Delete.
2998 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
2999 (small_memory_info): Remove the value field.
3000 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3002 * config/v850/v850.c (small_memory): Remove the value field.
3003 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3004 (override_options): Delete.
3005 (v850_handle_memory_option, v850_handle_option): New functions.
3006 * config/v850/v850.opt: New file.
3008 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3010 * config.host: Add a section for generic hosts, and a subsection
3011 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3012 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3013 * config/host-darwin.h: New.
3014 * config/x-darwin: New.
3015 * config/i386/host-i386-darwin.c: New.
3016 * config/i386/x-darwin: New.
3017 * config/rs6000/host-darwin.c: Include host-darwin.h.
3018 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3019 (darwin_rs6000_gt_pch_use_address): Likewise.
3020 * config/rs6000/x-darwin: Change name of .o built, update
3021 dependencies for changes to rs6000/host-darwin.c.
3023 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3026 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3028 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3030 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3031 split_loop_exit_edge instead of loop_split_edge_with.
3033 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3035 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3036 UNSPEC_SET_VSCR): New constants, used throughout.
3038 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3040 (altivec_vspltis<VI_char>): ... this pattern, using
3041 a QImode const_int_operand for the immediate.
3042 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3045 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3048 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3050 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3052 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3054 2005-04-06 Ben Elliston <bje@au.ibm.com>
3056 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3057 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3058 macros as living in "this file" and not gcc.h.
3060 2005-04-06 Ben Elliston <bje@au.ibm.com>
3062 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3063 -ftree-live_range_split. Perhaps renamed at some point?
3065 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3068 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3069 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3071 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3073 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3074 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3075 (number_of_iterations_special): New function.
3076 (number_of_iterations_exit): Use number_of_iterations_special.
3077 Use simplify_using_outer_evolutions only at -O3.
3078 (number_of_iterations_cond, tree_simplify_using_condition,
3079 simplify_using_initial_conditions, loop_niter_by_eval,
3080 compare_trees, can_count_iv_in_wider_type_bound,
3081 simplify_using_outer_evolutions): Use fold_build.
3083 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3085 * doc/install.texi (Configuration): Document --with-java-home.
3087 2005-04-05 Richard Henderson <rth@redhat.com>
3091 * config/i386/i386.c (print_operand): Handle vector zeros.
3092 (ix86_split_to_parts): Handle CONST_VECTOR.
3093 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3094 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3095 what modes to tie for MMX and SSE registers.
3096 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3097 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3098 to vector modes as well.
3099 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3100 properly as an input mode.
3102 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3104 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3106 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3108 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3110 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3112 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3113 and local functions, set sse_nregs to 8 and float_in_sse.
3114 (function_arg_advance, function_arg): If float_in_sse, pass
3115 SFmode and DFmode arguments in SSE registers.
3116 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3118 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3119 of -funit-at-a-time.
3121 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3123 * config/i386/i386-protos.h (ix86_function_value): Accept two
3124 arguments, like the target macro.
3125 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3126 * config/i386/i386.c (ix86_function_value): Accept the second
3127 argument of the target macro.
3128 (ix86_function_ok_for_sibcall): Pass a function pointer to
3129 ix86_function_value.
3130 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3131 call to ix86_value_regno).
3132 (ix86_value_regno): Add support for returning floating point values
3135 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3137 PR tree-optimization/20076
3138 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3139 that call __builtin_return or __builtin_apply_args.
3141 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3143 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3144 Use immediate use iterator.
3145 (stmt_is_bumper_for_loop): Use immediate use iterator.
3146 * predict.c (strip_builtin_expect): Use update_stmt.
3147 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3148 on all elements of a STATEMENT_LIST.
3149 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3150 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3151 (bsi_replace): Mark stmt as modified and the update it.
3152 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3153 (expand_complex_libcal): Call update_stmt.
3154 (expand_complex_comparison): Call mark_stmt_modified.
3155 (expand_complex_operations_1): Call update_stmt_if_modified.
3156 (expand_vector_operations_1): Call mark_stmt_modified.
3157 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3158 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3159 add_immediate_use, redirect_immediate_use,
3160 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3161 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3162 (mark_new_vars_to_rename): Call update_stmt.
3163 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3164 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3166 (unmodify_stmt): Delete.
3167 (update_stmt): New. Force an update of a stmt.
3168 (update_stmt_if_modified): update a stmt if it is out of date.
3169 (get_stmt_operands): Verify stmt is NOT modified.
3170 (stmt_modified_p): Update comment.
3171 (delink_imm_use): Remove a use node from its immuse list.
3172 (link_imm_use_to_list): Link a use node to a specific list.
3173 (link_imm_use): Link a node to the correct list.
3174 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3175 it in the correct list, if appropriate.
3176 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3177 (relink_imm_use): Link a use node in place of another node in a list.
3178 (relink_imm_use_stmt): LInk a node in place of another node, and set
3180 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3181 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3182 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3183 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3184 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3185 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3186 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3187 (has_zero_uses): New. Return true if there are no uses of a var.
3188 (has_single_use): New. Return true if there is only a single use of a
3190 (single_imm_use): New. Return the simgle immediate use.
3191 (num_imm_uses): New. Return the number of immediate uses.
3192 (get_v_must_def_ops): Use is now a pointer.
3193 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3194 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3196 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3197 (delink_stmt_imm_use): Delink all immuses from a stmt.
3198 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3199 * tree-flow.h (struct dataflow_d): Delete.
3200 (immediate_use_iterator_d): New. Immediate use iterator struct.
3201 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3202 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3203 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3205 (struct stmt_ann_d): Remove dataflow_t from struct.
3206 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3207 (if_convertible_phi_p): Use FAST immuse iterator.
3208 (if_convertible_loop_p): Don't call compute_immediate_uses.
3209 (replace_phi_with_cond_modify_expr): Call update_stmt.
3210 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3211 update_stmt_if_modified.
3212 (rewrite_all_into_ssa): Initialize ssa operands.
3213 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3214 compute_immediate_uses.
3215 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3216 ssa_property is available.
3217 (execute_one_pass): Change parameters passed to execute_todo.
3218 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3219 (remove_ssa_form): Call fini_ssa_operands.
3220 (insert_backedge_copies): Delete call to modify_stmt.
3221 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3222 (release_phi_node): Delink any use nodes before releasing.
3223 (resize_phi_node): Relink any use nodes.
3224 (remove_phi_arg_num): Delink the use node.
3225 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3226 (remove_all_phi_nodes_for): Release phi node first.
3227 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3228 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3229 (scalarize_use, scalarize_copy): Call update_stmt.
3230 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3231 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3232 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3233 (ccp_initialize): Remove call to compute_immediate_uses.
3234 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3235 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3237 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3238 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3239 (eliminate_redundant_computations): Call mark_stmt_modified.
3240 (cprop_operand): Call mark_stmt_modified.
3241 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3242 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3243 (dse_optimize_stmt): Use new immuse interface.
3244 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3245 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3246 (substitute_single_use_vars): Use new immuse interface.
3247 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3248 and compute_immediate_uses.
3249 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3251 (rewrite_mem_refs): Call update_stmt.
3252 (determine_lsm): Remove call to compute_imm_uses and free_df.
3253 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3254 (try_unroll_loop_completely): Call update_stmt.
3255 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3256 (rewrite_use_compare): Call update_stmt.
3257 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3258 (rewrite_use) : Call update_stmt.
3259 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3260 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3262 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3263 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3264 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3266 (initialize_vuse_operand): New. Initialize a vuse operand.
3267 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3268 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3269 (finalize_ssa_defs): Use stmt parameter.
3270 (correct_use_link): Ensure a use node is in the correct list, and has
3271 the correct stmt pointer.
3272 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3273 finalize_ssa_v_must_defs): Also initialize use nodes.
3274 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3275 (build_ssa_operands): Seperate parsing from final operand construction.
3276 (parse_ssa_operands): New. Parse entry point for operand building.
3277 (swap_tree_operands): New. Swap 2 tree operands.
3278 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3280 (get_expr_operands): Call swap_tree_operands when needed.
3281 (copy_virtual_operands): Use initialize routines for virtual use ops.
3282 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3283 (verify_abort): New. Issue imm_use error.
3284 (verify_imm_links): New Verify imm_use links for a var.
3285 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3286 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3287 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3288 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3289 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3290 (NULL_USE_OPERAND_P) Define.
3291 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3293 (struct vuse_operand_type): New struct.
3294 (SET_USE): Call set_ssa_use_from_ptr.
3296 (PHI_ARG_INDEX_FROM_USE): Define.
3297 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3298 argument via SET_USE, not PHI_ARG_DEF_TREE.
3299 * tree-ssa-pre.c (eliminate): Call update_stmt.
3300 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3302 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3303 (nearest_common_dominator_of_uses): Use imm_use iterator.
3304 (statement_sink_location): Use imm_use iterator and interface.
3305 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3306 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3307 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3308 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3309 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3310 if new parameter is true.
3311 (init_tree_ssa): Don't initialize operand cache here.
3312 (delete_tree_ssa): Don't destroy operand cache here.
3313 (propagate_into_addr): Pass in a use pointer, return true if anything
3315 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3316 (check_phi_redundancy): Use imm_use iterator.
3317 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3319 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3320 (release_ssa_name): Delink node and all elements in its imm_use list.
3321 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3322 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3323 * tree-vectorizer.c (need_imm_uses_for): Delete.
3324 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3325 * tree.h (struct ssa_imm_use_d): Define.
3326 (SSA_NAME_IMM_USE_NODE): Define.
3327 (struct tree_ssa_name): Add imm_use node.
3329 (PHI_ARG_IMM_USE_NODE): Define.
3330 (struct phi_arg_d): Add imm_use node.
3331 (struct tree_phi_node): Remove struct dataflow_d element.
3332 (TDF_STMTADDR): Define.
3334 2005-04-05 Dale Johannesen <dalej@apple.com>
3336 * doc/invoke.texi (Optimization Options): Remove
3337 duplicate -fcse-follow-jumps. Add -fweb.
3338 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3339 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3341 2005-04-05 Per Bothner <per@bothner.com>
3343 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3344 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3345 (warn_uninit): Get EXPR_LOCUS from context now instead.
3346 This fixes a USE_MAPPED_LOCATION testsuite failure.
3348 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3350 2005-04-05 Per Bothner <per@bothner.com>
3352 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3353 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3354 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3357 2004-04-05 Devang Patel <dpatel@apple.com>
3359 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3360 (lhsr<mode>3): ... new name.
3361 (altivec_vsra<VI_char>): Rename to ..
3362 (ashr<mode>3): ... new name.
3363 * config/rs6000/rs6000.c (builtin_description): Rename shift
3366 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3368 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3369 gen_lowpart_for_combine.
3370 * cse.c (gen_lowpart_if_possible): Move...
3371 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3373 (gen_lowpart_no_emit_general): Use it.
3375 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3377 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3380 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3382 * system.h: Fix typo.
3384 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3386 * config/bfin/bfin-modes.def: New file.
3387 * config/bfin/bfin-protos.h: New file.
3388 * config/bfin/bfin.c: New file.
3389 * config/bfin/bfin.h: New file.
3390 * config/bfin/bfin.md: New file.
3391 * config/bfin/bfin.opt: New file.
3392 * config/bfin/crti.s: New file.
3393 * config/bfin/crtn.s: New file.
3394 * config/bfin/elf.h: New file.
3395 * config/bfin/lib1funcs.asm: New file.
3396 * config/bfin/predicates.md: New file.
3397 * config/bfin/t-bfin: New file.
3398 * config/bfin/t-bfin-elf: New file.
3399 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3400 Document new attributes.
3401 (interrupt, interrupt_handler, saveall): Update documentation for
3403 * doc/install.texi (Specific): Add entry for the Blackfin.
3404 * doc/invoke.texi (Blackfin Options): New section.
3405 * doc/md.texi (Blackfin family): New section to document constraints.
3406 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3408 2005-04-05 Olivier Hainque <hainque@adacore.com>
3410 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3411 match what the system unwinder expects.
3412 * config/mips/mips.c (mips_frame_set): If we're saving the return
3413 address register and the dwarf return address column number differs
3414 from the hard register number, adjust the note reg to refer to the
3417 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3419 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3420 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3421 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3422 (processor_type): New enum.
3423 (mn10300_processor): New variable.
3424 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3425 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3426 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3427 (PROCESSOR_DEFAULT): New macro.
3428 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3429 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3430 (mn10300_handle_option, mn10300_override_options): New functions.
3431 * config/mn10300/mn10300.opt: New file.
3433 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3434 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3436 PR tree-optimization/19903
3437 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3438 that don't fit in their type after conversion.
3440 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3443 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3444 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3445 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3446 flag here. Implement using define_insn_and_split.
3447 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3448 (frndintxf2_mask_pm_i387): New insn patterns.
3449 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3450 Do not set ix86_optimize_mode_switching flag.
3451 (ceilsf2, ceildf2, ceilxf2): Same.
3452 (btruncsf2, btruncdf2, btruncxf2): Same.
3453 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3455 2005-04-05 Ian Lance Taylor <ian@airs.com>
3458 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3459 i386_pe_record_external_function.
3460 (i386_pe_record_external_function): Update declaration.
3461 * config/i386/winnt.c (struct extern_list): Add decl field.
3462 (i386_pe_record_external_function): Add decl parameter.
3463 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3465 * config/i386/i386-protos.h (i386_pe_record_external_function):
3468 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3470 * config/m68k/m68k-protos.h: Add a prototype for
3471 valid_dbcc_comparison_p_2.
3472 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3473 extend_operator, const_uint32_operand, const_sint32_operand,
3474 general_src_operand, nonimmediate_src_operand,
3475 memory_src_operand, post_inc_operand, pre_dec_operand,
3476 pcrel_address): Move to predicates to predicates.md.
3477 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3478 * config/m68k/m68k.md: Include predicates.md.
3479 * config/m68k/predicates.md: New.
3481 2005-04-04 Roger Sayle <roger@eyesopen.com>
3483 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3485 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3487 2005-04-04 Ian Lance Taylor <ian@airs.com>
3489 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3491 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3492 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3493 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3494 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3495 * c-common.c (c_do_switch_warnings_1): New static function broken
3496 out of c_do_switch_warnings.
3497 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3498 (c_do_switch_expr_warnings): New function.
3499 * c-common.h (c_do_switch_expr_warnings): Declare.
3501 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3502 Daniel Jacobowitz <dan@codesourcery.com>
3504 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3506 * rtlanal.c (may_trap_p): Same.
3508 2005-04-04 Dale Johannesen <dalej@apple.com>
3510 * ChangeLog: remove reference to ChangeLog.12.
3512 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3514 CRIS epilogue as RTL.
3515 * config/cris/cris.md: Change all 0 in unspec 0 to
3517 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3518 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3520 ("return"): Change to define_expand. Call cris_expand_return for
3522 ("*return_expanded"): New pattern.
3523 ("epilogue"): New define_expand.
3524 * config/cris/cris.h (PREDICATE_CODES): Add
3525 cris_load_multiple_op.
3526 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3528 (enum cris_retinsn_type): New.
3529 (struct machine_function): New member return_type.
3530 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3531 (cris_target_asm_function_epilogue): Remove, moving RTLified
3533 (cris_expand_epilogue): New function.
3534 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3535 (cris_gen_movem_load, cris_load_multiple_op)
3536 (cris_return_address_on_stack_for_return, cris_expand_return): New
3538 (cris_target_asm_function_prologue)
3539 (cris_initial_frame_pointer_offset): Call
3540 cris_reg_saved_in_regsave_area instead of complicated expression.
3541 Call cris_return_address_on_stack instead of an expression.
3542 (cris_print_operand) <case 'o', case 'O'>: New cases.
3543 (cris_return_address_on_stack): Change return-type to bool.
3544 (cris_simple_epilogue): Ditto. Return false if registers are
3546 * config/cris/cris-protos.h (cris_simple_epilogue)
3547 (cris_return_address_on_stack): Adjust prototype return type.
3548 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3549 (cris_return_address_on_stack_for_return): New prototypes.
3551 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3553 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3554 gpr_or_int12_operand.
3556 * config/frv/frv-protos.h: Add a prototype to
3557 frv_legitimate_memory_operand and frv_const_unspec_p.
3558 (frv_unspec): Move from frv.c.
3559 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3560 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3561 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3562 gpr_or_fpr_operand, gpr_or_int12_operand,
3563 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3564 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3565 int6_operand, int5_operand, uint5_operand, uint4_operand,
3566 uint1_operand, int_2word_operand, uint16_operand,
3567 upper_int16_operand, integer_register_operand,
3568 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3569 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3570 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3571 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3572 move_destination_operand, movcc_fp_destination_operand,
3573 frv_function_symbol_referenced_p, move_source_operand,
3574 condexec_dest_operand, condexec_source_operand,
3575 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3576 const_unspec_operand, gpr_or_memory_operand,
3577 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3578 icc_operand, fcc_operand, cc_operand, icr_operand,
3579 fcr_operand, cr_operand, call_operand, sibcall_operand,
3580 symbolic_operand, relational_operator,
3581 integer_relational_operator, float_relational_operator,
3582 ccr_eqne_operator, minmax_operator,
3583 condexec_si_binary_operator, condexec_si_media_operator,
3584 condexec_si_divide_operator, condexec_si_unary_operator,
3585 condexec_sf_conv_operator, condexec_sf_add_operator,
3586 condexec_memory_operand, intop_compare_operator, acc_operand,
3587 even_acc_operand, quad_acc_operand, accg_operand: Move to
3589 * config/frv/frv.h (PREDICATE_CODES): Remove.
3590 * config/frv/frv.md: Include predicates.md.
3591 * config/frv/predicates.md: New.
3593 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3596 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3597 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3598 (add_standard_iv_candidates_for_size): New function, extracting code
3599 from add_standard_iv_candidates and parameterizing it by type size.
3600 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3602 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3604 * system.h (GCOV_SIZE_TYPE): Unposion.
3605 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3606 (GCOV_TYPE_SIZE): ...this new macro.
3607 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3608 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3609 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3610 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3611 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3612 instead of unsigned_intSI_type_node.
3613 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3614 (rtl_gen_one_value_profiler_no_edge_manipulation)
3615 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3616 * value-prof.c: Include coverage.h.
3618 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3619 Diego Novillo <dnovillo@redhat.com>
3621 Fix PR tree-optimization/20703
3622 Fix PR tree-optimization/20725
3624 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3625 (create_expression_by_pieces): Ditto.
3626 (valid_in_set): Ditto. Also handle tcc_declaration.
3627 (find_or_generate_expression): Handle comparison class.
3628 (insert_into_preds_of_block): Ditto.
3629 (insert_aux): Ditto.
3630 (create_value_expr_from): Handle comparison class, recursively
3631 handle reference nodes.
3632 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3633 (execute_pre): Fix spacing.
3634 (do_fre): Renamed to execute_fre.
3636 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3638 * doc/invoke.texi (SPARC options): Document that
3639 -mlittle-endian is not supported on Linux either.
3641 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3645 * config.gcc (Obsolete configurations): Remove
3646 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3647 (sparclite-*-coff*): Delete.
3648 (sparclite-*-elf*): Likewise.
3649 (sparc86x-*-elf*): Likewise.
3650 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3651 * config/sparc/lite.h: Delete.
3652 * config/sparc/litecoff.h: Likewise.
3653 * config/sparc/liteelf.h: Likewise.
3654 * config/sparc/sp86x-elf.h: Likewise.
3655 * config/sparc/t-sparclite: Likewise.
3656 * config/sparc/t-sp86x: Likewise.
3658 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3660 * config/s390/s390-protos.h: (s390_comparison,
3661 s390_alc_comparison, s390_slb_comparison, const0_operand,
3662 consttable_operand, larl_operand, s_operand,
3663 shift_count_operand, bras_sym_operand, load_multiple_operation,
3664 store_multiple_operation, s390_plus_operand): Remove prototypes.
3665 (s390_legitimate_address_without_index_p): New prototype.
3666 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3668 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3669 const0_operand, consttable_operand, larl_operand, s_operand,
3670 shift_count_operand, bras_sym_operand, load_multiple_operation,
3671 store_multiple_operation, s390_plus_operand): Move to
3673 (check_mode): Remove.
3674 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3676 (s390_legitimate_address_without_index_p): New.
3677 * config/s390/s390.h (PREDICATE_CODES): Remove.
3678 * config/s390/s390.md: Include predicates.md.
3679 * config/s390/predicates.md: New.
3681 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3684 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3685 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3686 (NEED_INDICATE_EXEC_STACK): Define to 1.
3687 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3688 (NEED_INDICATE_EXEC_STACK): Define to 1.
3689 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3690 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3691 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3692 (pic_helper_emitted_p): New global.
3693 (emit_pic_helper): New function extracted from...
3694 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3695 Do not call emit_pic_helper if delay_pic_helper is true.
3696 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3697 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3698 (sparc_file_end): New function.
3700 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3702 * config/mcore/mcore-protos.h: Remove the prototypes for
3703 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3704 mcore_general_movdst_operand, mcore_reload_operand,
3705 mcore_arith_J_operand, mcore_arith_K_operand,
3706 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3707 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3708 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3709 mcore_literal_K_operand, mcore_addsub_operand,
3710 mcore_compare_operand, mcore_load_multiple_operation,
3711 mcore_store_multiple_operation, mcore_call_address_operand.
3712 Add a prototype for const_ok_for_mcore.
3713 * config/mcore/mcore.c (mcore_call_address_operand,
3714 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3715 mcore_arith_reg_operand, mcore_reload_operand,
3716 mcore_arith_J_operand, mcore_arith_K_operand,
3717 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3718 mcore_arith_M_operand, mcore_arith_imm_operand,
3719 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3720 mcore_literal_K_operand, mcore_addsub_operand,
3721 mcore_compare_operand, mcore_load_multiple_operation,
3722 mcore_store_multiple_operation): Move to predicates.md.
3723 (const_ok_for_mcore): Export.
3724 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3725 * config/mcore/mcore.md: Include predicates.md.
3726 * config/mcore/predicates.md: New.
3728 * config/mcore/predicates.md: Fix a comment typo.
3730 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3731 Adrian Straetling <straetling@de.ibm.com>
3733 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3734 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3735 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3737 ("imul"): Removed from "type" attribute.
3738 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3739 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3740 Changed type to imulsi.
3741 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3743 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3745 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3746 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3747 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3748 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3749 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3750 (TARGET_SWITCHES, mcore_stack_increment_string)
3751 (TARGET_OPTIONS): Delete.
3752 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3753 than *_BIT constants.
3754 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3755 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3756 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3757 (mcore_override_options): Delete mcore_stack_increment code.
3758 Change use of M340_BIT to MASK_M340.
3759 * config/mcore/mcore.opt: New file.
3761 2005-04-04 Ian Lance Taylor <ian@airs.com>
3763 * config/arm/arm.c (replace_symbols_in_block): Remove static
3766 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3768 * config/fr30/fr30-protos.h: Remove the prototypes for
3769 stack_add_operand, add_immediate_operand,
3770 high_register_operand, low_register_operand, call_operand,
3771 di_operand, and nonimmediate_di_operand.
3772 * config/fr30/fr30.c (stack_add_operand,
3773 add_immediate_operand, high_register_operand,
3774 low_register_operand, call_operand, di_operand,
3775 nonimmediate_di_operand): Move to predicates.md.
3776 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3777 * config/fr30/fr30.md: Include predicates.md.
3778 * config/fr30/predicates.md: New.
3780 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3781 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3782 mcore_call_address_operand.
3784 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3785 general_movsrc_operand.
3787 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3789 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3792 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3795 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3798 2005-04-04 Richard Henderson <rth@redhat.com>
3799 Jakub Jelinek <jakub@redhat.com>
3801 PR rtl-optimization/16104
3802 * fold-const.c (fold_unary): Fix folding of vector conversions.
3804 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3806 * config.gcc (xstormy16-*-elf): Set extra_options.
3807 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
3808 * config/stormy16/stormy16.opt: New file.
3810 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3812 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
3813 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
3814 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
3815 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
3816 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
3817 (TARGET_UNIX_ASM): Delete.
3818 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
3819 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
3820 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
3821 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3822 * config/pdp11/pdp11.opt: New file.
3824 2005-04-03 Roger Sayle <roger@eyesopen.com>
3825 Alexandre Oliva <aoliva@redhat.com>
3828 * fold-const.c (non_lvalue): Split tests into...
3829 (maybe_lvalue_p): New function.
3830 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
3831 C++ front-end prior to lowering into gimple form.
3833 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3835 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3836 BUILT_IN_STRNCASECMP): New.
3837 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3840 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3843 * arm.md (addsi3_compare0_for_combiner): Delete.
3844 (addsi3_compare0_scratch_for_combiner): Delete.
3845 (cmpsi_neg_shiftsi): Delete.
3846 (compare_negsi_si): New pattern.
3847 (cmpsi_negshiftsi_si): New pattern.
3848 (negated_cbranchsi4): Restrict to equality_operator.
3850 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3853 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3855 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3858 * doc/install.texi: Fix a typo.
3860 2005-04-03 Steven Bosscher <stevenb@suse.de>
3863 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3864 a computed goto if the edge to the computed goto block has
3865 incoming abnormal edges. Clarify how the function works.
3867 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3869 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3870 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3871 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3872 hash_scan_set, reg_set_between_after_reload_p,
3873 reg_used_between_after_reload_p, get_avail_load_store_reg,
3874 eliminate_partially_redundant_load): Likewise.
3875 * postreload.c (reload_cse_simplify_set,
3876 reload_combine_note_use): Likewise.
3877 * predict.c (predict_insn, expected_value_to_br_prob,
3878 propagate_freq, expensive_function_p): Likewise.
3879 * print-rtl.c (print_rtx): Likewise.
3880 * profile.c (instrument_edges, instrument_values,
3881 compute_branch_probabilities, branch_prob, union_groups,
3882 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3883 * protoize.c (in_system_include_dir, file_could_be_converted,
3884 file_normally_convertible, gen_aux_info_file, seek_to_line,
3885 do_cleaning): Likewise.
3886 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3887 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3888 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3890 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3892 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
3893 * modulo-sched.c (undo_replace_buff_elem): New structure.
3894 (kernel_number_of_cycles, ps_unschedule_node,
3895 undo_generate_reg_moves,free_undo_replace_buff,
3896 undo_permute_partial_schedule, loop_single_full_bb_p,
3897 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
3898 build_loops_structure, get_sched_window): New.
3899 (generate_reg_moves): Return undo_replace_buff_elem and other
3901 (generate_prolog_epilog): Remove old loop versioning.
3902 (sms_schedule): Use loop information and loop_version.
3903 (sms_schedule_by_order): Split part of it to get_sched_window.
3904 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
3905 cfg_layout_finalize and free_dominance_info before/after SMS.
3907 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3909 * cfghooks.c (lv_flush_pending_stmts,
3910 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
3911 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
3912 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
3913 lv_add_condition_to_bb,
3914 lv_adjust_loop_header_phi, extract_cond_bb_edges,
3915 flush_pending_stmts): New in cfg_hooks structure.
3916 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
3917 extract_cond_bb_edges, lv_adjust_loop_header_phi,
3918 lv_add_condition_to_bb): New declarations.
3919 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
3921 (loop_version): Declare.
3922 * cfgloopmanip.c (cfghooks.h): Include.
3923 (duplicate_loop_to_header_edge): Change return type to bool.
3924 (loop_version, lv_adjust_loop_entry_edge): Move here.
3925 * cfgrtl.c (cfgloop.h): Include.
3926 (rtl_verify_flow_info_1): Fix.
3927 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
3928 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
3930 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
3931 tree_lv_add_condition_to_bb): New.
3932 (tree_cfg_hooks): Add new hooks to initialization.
3933 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
3934 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
3936 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3938 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
3939 xstormy16_below100_or_register,
3940 xstormy16_splittable_below100_or_register, and
3941 nonimmediate_nonstack_operand.
3943 * config/stormy16/stormy16-protos.h: Remove the prototypes for
3944 xstormy16_ineqsi_operator, equality_operator,
3945 inequality_operator, shift_operator,
3946 xstormy16_below100_operand, xstormy16_below100_or_register,
3947 xstormy16_splittable_below100_or_register,
3948 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
3949 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
3950 equality_operator, inequality_operator,
3951 xstormy16_below100_operand, xstormy16_below100_or_register,
3952 xstormy16_splittable_below100_or_register,
3953 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
3954 nonimmediate_nonstack_operand, shift_operator): Move to
3956 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
3957 * config/stormy16/stormy16.md: Include predicates.md.
3958 * config/stormy16/predicates.md: New.
3960 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3962 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
3963 small_int, large_int, reg_or_0_operand, simple_memory_operand,
3964 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
3965 move_operand, power_of_2_operand): Move to predicates.md.
3966 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
3967 PREDICATE_CODE): Remove.
3968 * config/iq2000/iq2000.md: Include predicates.md.
3969 * config/iq2000/predicates.md: New.
3971 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
3973 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
3974 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
3975 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
3976 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
3977 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
3978 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
3979 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
3980 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3981 (TARGET_M68HC11): Delete.
3982 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
3983 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
3984 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
3985 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3986 (nb_soft_regs): Delete.
3987 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
3988 (m68hc11_override_options): Remove the code that caters for MASK_M6811
3989 and MASK_M6812 being set simultaneously. Change the code that sets
3990 the default m68hc11_soft_reg_count to use integers instead of strings.
3991 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
3992 m68hc11_soft_reg_count (which now has an int type) as the number
3994 * config/m68hc11/m68hc11.opt: New file.
3996 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3998 * config/fr30/fr30.h (PREDICATE_CODES): Remove
3999 fp_displacement_operand, sp_displacement_operand.
4001 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4003 Remove the prototypes for tst_operand, cmp_operand,
4004 stack_register_operand, d_register_operand,
4005 hard_addr_reg_operand, splitable_operand,
4006 m68hc11_logical_operator, m68hc11_arith_operator,
4007 m68hc11_non_shift_operator, m68hc11_shift_operator,
4008 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4009 non_push_operand, hard_reg_operand, and
4010 reg_or_some_mem_operand.
4011 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4013 (tst_operand, cmp_operand, non_push_operand,
4014 splitable_operand, reg_or_some_mem_operand,
4015 stack_register_operand, d_register_operand,
4016 hard_addr_reg_operand, hard_reg_operand,
4017 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4018 m68hc11_arith_operator, m68hc11_non_shift_operator,
4019 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4021 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4022 * config/m68hc11/m68hc11.md: Include predicates.md.
4023 * config/m68hc11/predicates.md: New.
4025 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4028 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4029 change checked in along with 2005-03-03's patch for debug/20253.
4030 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4031 (remap_decl): Insert type decl in map earlier.
4033 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4035 PR tree-optimization/20640
4036 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4037 post-dominator if it has phi nodes.
4038 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4039 before dead statements.
4041 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4044 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4046 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4048 PR rtl-optimization/20290
4049 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4050 in every iteration if the entry point is the exit test.
4052 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4054 * config/cris/cris.md (attribute "length"): Define.
4056 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4058 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4059 (word_offset_memref_operand): New.
4060 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4061 (indexed_or_indirect_operand): Delete.
4062 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4063 (indexed_or_indirect_operand): Delete.
4065 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4068 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4071 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4072 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4074 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4076 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4078 2005-04-01 Ian Lance Taylor <ian@airs.com>
4080 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4081 (rus, prus): Remove static variables.
4082 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4083 (process_command): Permit report_times and use_pipes together.
4085 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4087 * c-decl.c (validate_proto_after_old_defn): Look at
4088 TYPE_MAIN_VARIANT of argument types.
4090 2005-04-01 Paul Brook <paul@codesourcery.com>
4092 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4093 (arm_output_function_epilogue): Allow call_via_SP.
4094 (thumb_call_via_reg, arm_file_end): Ditto.
4095 * config/arm/arm.h (struct machine_function): Include space for SP.
4096 (thumb_call_via_label): Update declaration.
4098 2005-04-01 Ian Lance Taylor <ian@airs.com>
4100 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4101 doing a peephole optimization, once again put any notes in the
4104 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4106 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4108 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4110 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4111 (block_alloc, find_free_reg): Likewise.
4112 * loop-doloop.c (doloop_modify): Likewise.
4113 * loop-invariant.c (record_use): Likewise.
4114 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4115 get_iv_value, canon_condition, eliminate_implied_condition,
4116 eliminate_implied_condition, simplify_using_initial_values,
4117 shorten_into_mode, canonicalize_iv_subregs,
4118 iv_number_of_iterations): Likewise.
4119 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4120 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4121 unswitch_loop): Likewise.
4122 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4123 move_movables, replace_call_address, find_and_verify_loops,
4124 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4125 record_giv, final_giv_value, general_induction_var,
4126 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4127 loop_giv_dump): Likewise.
4129 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4130 GCOV_CHECK_WRITING): Remove.
4131 (gcov_position, gcov_rewrite): Use gcc_assert.
4132 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4133 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4134 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4137 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4139 * tree-inline.c: Fix a typo.
4141 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4143 * configure.ac (enable-checking): Explicitly set all variables for
4144 collective switch values. Alphabetize variables. Rename
4145 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4147 * doc/install.texi (enable-checking): Update documentation.
4148 * configure: Rebuilt.
4150 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4152 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4155 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4157 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4158 Also reject cases where this pattern will cause load delay stalls
4159 unless optimizing for size and it will produce a shorter sequence.
4160 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4161 variants to avoid pre-adjusting the base when possible.
4163 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4165 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4166 the frame and argument pointers.
4167 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4168 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4169 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4170 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4171 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4172 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4174 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4176 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4177 with entry for selectany attribute.
4178 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4180 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4181 (i386_pe_asm_named_section): Handle sections generated by
4182 selectany attribute.
4183 * doc/extend.texi (selectany): Document attribute.
4185 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4186 Jan Hubicka <jh@suse.cz>
4188 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4189 to fix addresses involving EBP and ESP.
4190 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4191 for SUBREGed registers.
4192 (legitimate_address_p): Accept SUBREGed registers.
4194 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4197 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4198 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4201 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4203 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4205 2005-04-01 James E Wilson <wilson@specifixinc.com>
4208 * dwarf2out.c (rtl_for_decl_init): New function.
4209 (rtl_for_decl_location): Extracted from here.
4210 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4211 add_const_value_attribute. Delete initializer_constant_valid_p call.
4213 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4215 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4216 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4217 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4218 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4219 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4220 config/i386/i386.md, config/rs6000/predicates.md,
4221 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4222 config/s390/s390.c, config/stormy16/stormy16.c,
4223 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4226 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4229 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4230 COND_EXPR and CALL_EXPR.
4232 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4235 * genautomata.c (first_cycle_unit_presence): Check all alternative
4236 states for unit presence.
4238 * doc/md.texi: Remove remark about impossibility to query unit
4239 presence in non nondeterministic automaton state.
4241 * config/ia64/ia64.c (get_template): Change order of unit querying.
4243 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4245 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4248 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4250 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4251 flag for edges outside any loops.
4253 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4255 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4257 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4259 * tree-ssa-alias.c: Follow spelling conventions.
4260 * doc/tree-ssa.texi: Fix a typo.
4262 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4264 * postreload-gcse.c: Include target.h.
4265 (gcse_after_reload_main): Return early if we cannot modify jumps.
4266 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4268 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4270 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4271 expensive operations.
4273 2005-03-31 Ian Lance Taylor <ian@airs.com>
4275 * collect2.c (lderrout): New variable.
4276 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4277 if it is set, to stderr.
4278 (handler): Unlink lderrout if it is set.
4279 (dump_file): Add "to" parameter. Change all callers.
4280 (main): Initialize lderrout.
4281 (collect_execute): Add errname parameter. Change all callers.
4282 Rename redir parameter to outname. Never pass
4283 PEX_STDERR_TO_STDOUT to pex_run.
4284 * collect2.h (collect_execute, dump_file): Update declarations.
4285 * tlink.c (tlink_execute): Add errname parameter. Change all
4287 (do_tlink): Check lderrout as well as ldout.
4289 2005-03-31 Caroline Tice <ctice@apple.com>
4291 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4292 (bb-reorder.o): Add errors.h to list of requirements.
4293 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4294 profiledbootstrap flags.
4295 * bb-reorder.c (errors.h): Add new include.
4296 (struct bbro_basic_block_data_def): Add new field, in_trace.
4297 (add_unlikely_executed_notes): Remove function.
4298 (mark_bb_for_unlikely_executed_section): Remove function.
4299 (insert_section_boundary_note): New function.
4300 (verify_hot_cold_block_grouping): New function.
4301 (push_to_next_round_p): Remove variables and tests that push all
4302 cold blocks to last round.
4303 (find_traces): Remove code that added extra round of trace finding
4304 when doing partitioning.
4305 (find_traces_1_round) : Remove variable last_round; add code to
4306 update new struct field, in_trace; correct trace_length where it was
4307 incorrect before (after call to copy_bb); change code that pushed all
4308 cold blocks to last round. Instead verify that all blocks going into
4309 a trace belong in the same partition.
4310 (connect_traces): Modify to connect the traces in two passes, if the
4311 function contains both hot and cold blocks. The first pass connects
4312 all the traces for blocks in the partition that the first block in
4313 the function belongs to; the second pass connnects all the traces
4314 containing blocks that belong in the other partition.
4315 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4316 code that automatically put the first block in a function into the
4317 hot partition if the function had any hot blocks.
4318 (fix_crossing_unconditional_branches): Check number of succ edges
4319 before attempting to get one.
4320 (fix_edges_for_rarely_executed_code): Update comment describing
4322 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4323 remove call to add_unlikely_executed_notes; add call to
4324 verify_hot_cold_block_grouping.
4325 (duplicate_computed_gotos): Don't change computed goto if it's a
4327 (partition_hot_cold_basic_blocks): Update function comment.
4328 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4330 (try_forward_edges): Likewise.
4331 (merge_blocks_move_predecessor_nojumps): Likewise.
4332 (merge_blocks_move_successor_nojumps): Likewise.
4333 (merge_blocks_move): Likewise.
4334 (try_crossjump_bb): Likewise.
4335 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4336 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4337 notes to cold bb's; remove call to update_unlikely_executed_notes.
4338 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4339 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4340 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4341 function declaration.
4342 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4344 (rtl_can_merge_blocks): Remove redundancy from condition.
4345 (try_redirect_by_replacing_jump): Likewise.
4346 (force_nonfallthru_and_redirect): Remove code for adding
4347 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4348 (commit_one_edge_insertion): Likewise.
4349 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4350 * dbxout.c (FORCE_TEXT): Replace function_section with
4351 current_function_section.
4352 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4353 function, switch_text_section.
4354 (struct xcoff_debug): Likewise.
4355 (dbxout_function_end): Add code to put out label diffs for both
4356 hot and cold sections.
4357 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4358 for new debug_hooks funciton, switch_text_section..
4359 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4360 switch_text_section.
4361 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4362 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4363 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4364 dw_fde_switched_sections.
4365 (output_call_frame_info): Add test to see if function switches text
4366 sections in the middle; if so, use appropriate extra hot and cold
4367 section labels to compute size deltas for the hot and cold sections.
4368 (dwarf2out_begin_prologue): Add code to initialize new fields in
4370 (dwarf2out_switch_text_section): New function (invoked through
4371 debug_hook); updates new fields in dw_fde_struct appropriately and
4372 increments separate_line_info_table_in_use.
4373 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4374 dwarf2out_switch_text_section.
4375 (struct var_loc_node): Add new field, section_label.
4376 (output_aranges): Add code to check whether in hot or cold section and
4377 use the appropriate label in calculating deltas.
4378 (output_ranges): Likewise.
4379 (output_line_info): Add code to check which section we're in and
4380 use appropriate hot/cold label.
4381 (add_location_or_constant_value_attribute): Likewise.
4382 (gen_subprogam_die): Modify arange attributes to use correct labels.
4383 (dwarf2out_begin_block): Change call to function_section into call to
4384 current_function_section.
4385 (dwarf2out_end_block): Likewise.
4386 (dwarf2out_source_line): Likewise.
4387 (dwarf2out_var_location): Add code to check whether in hot or cold
4388 section and use the appropriate label.
4389 * except.c (output_function_exception_table): Change call to
4390 function_section into call to current_function_section.
4391 * final.c (profile_function): Likewise.
4392 (scan_ahead_for_unlikely_executed_note): Remove function.
4393 (final_scan_insn): Remove calls to
4394 scan_ahead_for_unlikely_executed_note, and related code for switching
4395 to cold section, except for the single time
4396 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4397 debug_hooks->switch_text_sections; replace appropriate calls to
4398 function_section with calls to current_function_section.
4399 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4400 test_bb to condition.
4401 (find_if_case_2): Likewise.
4402 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4403 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4404 * opts.c (decode_options): Change warning about hot/cold partitioning
4405 with exceptionss to inform (so as not to cause bootstrap failures);
4406 remove warning about partitioning with DWARF debug info.
4407 * output.h (current_function_section): Add new function decl.
4408 (insert_section_boundary_note): Likewise.
4409 (enum in_section): Move this declaration here from varasm.c.
4410 (unlikely_section_label): Likewise.
4411 (unlikely_text_section_name): Likewise.
4412 (last_text_section_name): New global variable.
4413 (last_text_section): Likewise.
4414 (hot_section_label): Likewise.
4415 (hot_section_end_label): Likewise.
4416 (cold_section_end_label): Likewise.
4417 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4418 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4419 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4420 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4421 insn from consideration.
4422 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4423 switch_text_section.
4424 * varasm.c (basic-block.h): Add new include.
4425 (unlikely_section_label_printed): Remove global variable.
4426 (unlikely_section_label): Make global variable not be static any more.
4427 (unlikely_text_section_name): Likewise.
4428 (hot_section_end_label): New global variable (not static)
4429 (first_function_block_is_cold): Likewise.
4430 (hot_section_label): Likewise.
4431 (cold_section_end_label): Likewise..
4432 (last_text_section): New global variable, not static.
4433 (last_text_section_name): New global variable, not static.
4434 (initialize_cold_section_name): New function.
4435 (enum in_section): Move declaration to output.h.
4436 (text_section): Update last_text_section.
4437 (unlikely_text_section): Replace code to determine cold section name
4438 with call to initialize_cold_section_name; Add code to update
4439 last_text_section; remove code for printing out label.
4440 (named_section_real): Add code to update last_text_section and
4441 last_text_section_name as appropriate.
4442 (function_section): Change test for 'unlikely' to depend on
4443 first_function_block_is_cold (moved old test to
4444 current_function_section).
4445 (current_function_section): New function.
4446 (assemble_start_function): Move code that frees
4447 unlikely_text_section_name; initialize hot_section_end_label;
4448 print hot and cold section labels at the start of the function;
4449 set first_function_block_is_cold, if appropriate; initialize l
4450 ast_text_section; add call to insert_section_boundary_note.
4451 (assemble_end_function): Add code to write out hot and cold section
4453 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4454 switch_text_section.
4455 * config/darwin.c (machopic_select_section): Replace incorrect
4456 function in base_funs; update reloc for cold sections if necessary.
4457 * config/darwin.h (SECTION_FUNCTION): Add code to update
4458 last_text_section if appropriate.
4459 (text_unlikely_section): Remove.
4460 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4461 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4462 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4463 partitioning for this architecture.
4465 2005-03-31 Olivier Hainque <hainque@adacore.com>
4467 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4468 defined and non-zero.
4470 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4473 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4476 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4479 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4480 label operand. Remove (use (unspec..)). Don't emit a label on
4482 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4483 generate inline label for load_toc_v4_PIC_1b.
4484 (rs6000_emit_load_toc_table): Likewise.
4486 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4488 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4489 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4491 2005-03-29 Devang Patel <dpatel@apple.com>
4493 * tree-sra.c (decide_block_copy): Disable scalarization of
4496 2005-03-30 Stuart Hastings <stuart@apple.com>
4497 Dale Johannesen <dalej@apple.com>
4499 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4500 * print-tree.c (print_node): Add case STATEMENT_LIST.
4502 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4504 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4505 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4506 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4507 is given with "powerpc64*" or "all", or when --with-cpu chooses
4510 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4513 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4514 gen_lexical_block_die.
4515 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4517 2005-03-31 Jan Hubicka <jh@suse.cz>
4519 2004-11-02 Jan Hubicka <jh@suse.cz>
4521 * cgraph.c (cgraph_varpool_node_name): New function.
4522 (dump_cgraph_varpool_node): New function.
4523 (dump_varpool): New function.
4524 * cgraphunit.c (cgraph_optimize): Dump varpool.
4526 2004-10-16 Jan Hubicka <jh@suse.cz>
4528 * cgraph.c (decide_is_variable_needed): New function.
4529 (cgraph_varpool_finalize_decl): Use it.
4530 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4532 * final.c (output_addr_const): Do not call mark_referenced.
4533 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4534 always go via cgraph.
4535 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4536 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4537 * tree-optimize.c (execute_inline): Mark functions called.
4538 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4540 2004-10-11 Jan Hubicka <jh@suse.cz>
4542 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4543 (cgraph_varpool_last_needed_node): New static variable.
4544 (enqueue_needed_varpool_node): Break out from ...; add items to the
4545 end of queue; update first pointers.
4546 (cgraph_varpool_mark_needed_node): ... here.
4547 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4548 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4549 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4550 (cgraph_varpool_first_unanalyzed_node): Declare.
4551 * cgraphunit.c: Include output.h.
4552 (cgraph_varpool_analyze_pending_decls): New function.
4553 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4554 for errors, analyze pending decls.
4555 (cgraph_finalize_compilation_unit): Only analyze decls.
4556 (cgraph_optimize): Assemble the decls after expanding.
4558 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4560 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4561 subvars get marked properly in tags for grouping.
4562 (add_pointed_to_var): Mark only actual pointed to
4563 variables/subvars in addresses needed.
4564 (create_overlap_variables_for): Clear call clobbered on original
4566 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4567 addresable vars with subvars into list.
4568 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4571 2005-03-30 Richard Henderson <rth@redhat.com>
4573 * cgraph.h (struct cgraph_node): Add alias.
4574 * varasm.c (assemble_alias): Set it.
4575 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4576 avoid calling cgraph_expand_function.
4578 2005-03-30 Tom Tromey <tromey@redhat.com>
4580 * tree.def (FILE_TYPE): Removed.
4581 * typeclass.h (enum type_class): Removed file_type_class.
4582 * dwarf2out.c (is_base_type): Updated.
4583 (gen_type_die): Likewise.
4584 * dbxout.c (dbxout_type): Updated.
4585 * builtins.c (type_to_class): Updated.
4586 * tree.c (type_contains_placeholder_1): Updated.
4587 * config/sparc/sparc.c (sparc_type_code): Updated.
4588 * config/ia64/ia64.c (hfa_element_mode): Updated.
4589 * expr.c (count_type_elements): Updated.
4590 * stor-layout.c (layout_type): Updated.
4591 * tree-inline.c (remap_type): Updated.
4592 * tree-pretty-print.c (dump_generic_node): Updated.
4594 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4596 * builtins.c (expand_builtin_powi): Fix mode of
4597 2nd argument to match int.
4598 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4599 2nd argument type to int.
4600 * libgcc2.c: Change prototype of __powi* functions to use
4603 2005-03-30 Dale Johannesen <dalej@apple.com>
4606 * calls.c (expand_call): Flush pending deferrals before
4609 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4613 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4614 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4615 c_label_context, label_context_stack): New.
4616 * c-decl.c (define_label): Check for jumps into statement
4617 expressions. Add label to list of defined labels.
4618 (start_function): Push context on label_context_stack.
4619 (finish_function): Pop context from label_context_stack.
4620 * c-typeck.c (label_context_stack): New.
4621 (c_finish_goto_label): Check for jumps into statement
4622 expressions. Add label to list of jumped to labels.
4623 (struct c_switch): Add blocked_stmt_expr.
4624 (c_start_case): Initialize it.
4625 (do_case): Check it.
4626 (c_finish_case): Verify !blocked_stmt_expr.
4627 (c_begin_stmt_expr): Push context on label_context_stack.
4628 Increment blocked_stmt_expr. Mark labels jumped to from outside
4630 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4631 defined in the statement expression and no longer jumpable to.
4632 Mark labels jumped to from just outside the statement expression
4633 as again definable. Pop context from label_context_stack.
4634 * doc/extend.texi (Statement Exprs): Update.
4636 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4639 * c-decl.c (start_function): Check for old_decl being
4642 2005-03-30 Ian Lance Taylor <ian@airs.com>
4644 * final.c (final): Remove prescan parameter. Change all callers.
4645 (final_scan_insn): Remove prescan parameter. Change all callers.
4647 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4649 * tree-vectorizer.c: Fix comment typos.
4651 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4653 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4654 as soon as a chrec_dont_know is detected.
4656 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4658 Merge from csl-arm-branch.
4659 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4661 * tlink.c (recompile_files): Do not assume that "rename" can
4662 overwrite an existing file.
4664 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4666 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4667 * gcc/configure: Regenerate.
4669 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4671 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4673 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4675 * calls.c (struct arg_data): Update "partial" comment.
4676 (load_register_parameters): Update "nregs" comment.
4678 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4680 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4681 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4682 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4683 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4684 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4685 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4686 than target_flags & 0.
4687 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4688 (iq2000_arch, iq2000_parse_cpu): Delete.
4689 (TARGET_HANDLE_OPTION): Override default.
4690 (iq2000_handle_option): New function.
4691 (override_options): Remove -march= and -mcpu= handling.
4692 * config/iq2000/iq2000.opt: New file.
4694 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4696 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4697 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4698 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4699 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4700 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4701 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4702 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4703 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4704 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4705 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4706 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4707 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4708 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4709 (TARGET_OPTIONS): Delete.
4710 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4711 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4712 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4713 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4714 (c4x_cpu_version_string): Delete.
4715 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4716 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4717 equivalent -mcpu= option.
4718 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4719 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4720 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4721 or clearing the appropriate MASK_* bit.
4722 (c4x_file_start): Use c4x_cpu_version.
4723 * config/c4x/c4x.opt: New file.
4725 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4727 * doc/options.texi: Document the new MaskExists flag.
4728 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4729 if the option has the MaskExists flag.
4731 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4733 * opt-functions.awk (flag_set_p, test_flag): New functions.
4734 (switch_flags): Use them.
4735 * opth-gen.awk: Use flag_set_p to check for flags.
4736 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4738 2005-03-30 Ian Lance Taylor <ian@airs.com>
4740 * config.host (i[34567]86-*-mingw32*): Don't set
4741 host_can_use_collect2 to no.
4743 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4746 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4747 Remove convert_memory_address call duplicating that in memory_address.
4749 2005-03-29 Richard Henderson <rth@redhat.com>
4752 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4753 (build_compound_literal): Likewise. Propagate decl type into the
4755 (finish_decl): Likewise. Use new return value from complete_array_type
4756 for zero sized arrays.
4757 (complete_array_type): Move ...
4758 * c-common.c (complete_array_type): ... here. Change first argument
4759 to pointer-to-type-node. Consistently use sizetype for the index
4760 except for zero sized arrays. Detect zero sized arrays for pedantic
4761 mode diagnostics. Create a new type node instead of modifying the
4763 * c-tree.h (complete_array_type): Move decl ...
4764 * c-common.h (complete_array_type): ... here.
4766 2005-03-29 Richard Henderson <rth@redhat.com>
4769 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4771 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4773 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4774 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4775 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4776 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4778 2005-03-29 Eric Christopher <echristo@redhat.com>
4780 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4781 truthvalue conversion removal.
4783 2005-03-29 Ian Lance Taylor <ian@airs.com>
4786 * collect2.c: Never include <vfork.h>.
4787 (VFORK_STRING, vfork): Don't define.
4788 (pid): Remove global variable.
4789 (handler): Call raise instead of kill (getpid(), ...).
4790 (collect_wait): Add pex parameter. Change all callers. Use
4791 pex_get_status rather than pwait.
4792 (do_wait): Add pex parameter. Change all callers.
4793 (collect_execute): Return struct pex_obj * rather than void. Use
4794 pex routines rather than pexecute.
4795 (fork_execute): Get pex_obj from collect_execute, and pass it to
4797 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4798 Only declare quit_handler if SIGQUIT is defined.
4799 (scan_libraries): Likewise.
4800 * collect2.h (collect_execute): Update declaration.
4801 (collect_wait): Update declaration.
4802 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4803 pass it to collect_wait.
4805 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4808 * c-parser.c (c_parser_compound_statement_nostart): Give error
4809 message for EOF instead of just setting parser->error.
4811 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4813 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
4814 (slpeel_update_phi_nodes_for_guard1): New function.
4815 (slpeel_update_phi_nodes_for_guard2): New function.
4816 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
4817 of slpeel_update_phi_nodes_for_guard.
4818 (vectorize_loops): Remove call to loop_closed_rewrite.
4819 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
4822 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4824 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4825 (TARGET_LITTLE_ENDIAN): New macro.
4826 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
4827 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
4828 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
4829 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
4830 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
4831 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
4832 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
4833 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
4834 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
4835 (TARGET_OPTIONS): Delete.
4836 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
4837 (CACHE_FLUSH_TRAP): Turn into an integer.
4838 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
4839 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
4840 -mflush-trap is in use.
4841 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
4842 (m32r_cache_flush_trap_string): Delete.
4843 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
4844 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
4845 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
4846 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4847 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
4848 -mmodel= and -msdata= handling from...
4849 (m32r_init): ...here.
4850 * config/m32r/m32r.opt: New file.
4852 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4854 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
4855 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
4856 * tree-vect-analyze.c (vect_object_analysis): additional parm
4857 pass back a "struct ptr_info_def *" with the points-to info.
4858 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
4859 statement using info returned from vect_object_analysis.
4860 * tree-vect-transform.c (update_vuses_to_preheader): New function.
4861 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4862 for virtual uses and defs when creating a replacement vector
4863 reference. Call duplicate_ssa_name_ptr_info to define points-to
4864 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4865 (vectorizable_store): copy_virtual_operands and update
4866 definition statements.
4867 (vectorizable_load): copy_virtual_operands. Remove call to
4868 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4869 * tree-vectorizer.c (vectorize_loops): Remove calls to
4870 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4871 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4872 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4873 define macro STMT_VINFO_PTR_INFO for use in accessing.
4874 * tree.h add export of duplicate_ssa_name_ptr_info.
4875 * rs6000.c (altivec_init_builtins): Declare builtin function
4876 __builtin_altivec_mask_for_load to be "const".
4878 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4881 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4882 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4883 assemble_variable on aliases.
4884 * varasm.c (assemble_alias): Set node->alias.
4885 * toplev.c (wrapup_global_declarations): Don't call
4886 rest_of_decl_compilation on aliases again.
4888 2005-03-29 Paul Brook <paul@codesourcery.com>
4890 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4891 * config/arm/arm.c (arm_dbx_register_number): New function.
4892 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
4894 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4897 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
4898 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
4900 2005-03-29 Dale Johannesen <dalej@apple.com>
4902 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
4903 $(TREE_H) and $(COVERAGE_H).
4904 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
4905 * opts.c (common_handle_option): Enable tree-based value transforms.
4906 * toplev.c (process_options): Ditto.
4907 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
4908 refers to references to this type.
4909 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
4910 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
4911 for may_be_more, may_be_less.
4912 (rtl_gen_pow2_profiler): Adjust.
4913 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
4914 (rtl_gen_one_value_profiler): Adjust.
4915 (rtl_gen_const_delta_profiler): Adjust.
4916 * tree-profile.c (tree_gen_interval_profiler): Implement.
4917 (tree_gen_pow2_profiler): Ditto.
4918 (tree_gen_one_value_profiler): Ditto.
4919 (tree_profiling): New.
4920 (pass_tree_profile): Reference it.
4921 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
4923 (insn_divmod_values_to_profile): Rename to
4924 rtl_divmod_values_to_profile. Adjust.
4925 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
4926 (insn_prefetch_values_to_profile): Adjust.
4927 (rtl_value_profile_transformations): Adjust.
4928 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
4929 (gen_mod_pow2): Rename to rtl_mod_pow2.
4930 (gen_mod_subtract): Rename to rtl_mod_subtract.
4931 (divmod_fixed_value_transform): Rename to
4932 rtl_divmod_fixed_value_transform.
4933 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
4934 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
4935 (rtl_find_values_to_profile): Adjust.
4936 (tree_value_profile_transformations): Implement.
4937 (tree_divmod_values_to_profile): New.
4938 (tree_values_to_profile): New.
4939 (tree_divmod_fixed_value): New.
4940 (tree_mod_pow2): New.
4941 (tree_mod_subtract): New.
4942 (tree_divmod_fixed_value_transform): New.
4943 (tree_mod_pow2_value_transform): New.
4944 (tree_mod_subtract_transform): New.
4945 (tree_find_values_to_profile): Implement.
4946 * profile.c (instrument_values): Free histograms.
4947 (compute_value_histograms): Adjust. Implement tree version.
4949 2005-03-29 Uros Bizjak <uros@kss-loka.si>
4951 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
4952 * config/i386/i386.c (output_fix_trunc): Add new round_mode
4953 variable. Output "fldcw" depending on round_mode.
4954 * config/i386/i386.md (UNSPEC_FIST): New.
4955 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
4956 New isns patterns to implement lrint and llrint built-ins as x87
4958 (fistdi2, fist<mode>2 splitters): New splitters.
4959 (lrint<mode>2): New expanders.
4961 2005-03-28 Ian Lance Taylor <ian@airs.com>
4963 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
4964 0 when calling final_scan_insn.
4966 2005-03-28 Jan Hubicka <jh@suse.cz>
4969 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
4972 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
4973 types where possible.
4975 2005-03-26 Per Bothner <per@bothner.com>
4977 Make -f[no-]show-column also control non-cpp diagnostics.
4978 * c.opt (fshow-column): Move option from here ...
4979 * common.opt (fshow-column): ... to here.
4980 * diagnostic.c (diagnostic_build_prefix): Only print column number
4981 if flag_show_column.
4983 2005-03-27 Steven Bosscher <stevenb@suse.de>
4985 * vax-protos.h (vax_output_int_move, vax_output_int_add,
4986 vax_output_conditional_branch): New prototypes.
4987 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
4988 extracted from vax.md mov and add patterns.
4989 (vax_output_conditional_branch): New function to output conditional
4990 branch instructions.
4991 * vax.md: Use mode macros for arithmetic and mov patterns.
4992 Use code macros for the jump patterns.
4994 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4996 * Makefile.in (libbackend.o): Depend on version files;
4997 add custom generation command.
4999 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5002 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5003 sure that we have a REG before getting its REGNO.
5005 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5007 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5008 * builtins.def (BUILT_IN_STRNDUP): New.
5010 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5012 PR tree-optimization/20470
5013 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5016 2005-03-25 Mike Stump <mrs@apple.com>
5018 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5021 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5023 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5024 Use our own structure definitions.
5026 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5027 (fix_truncdfsi2): Allow registers or memory as destination.
5028 When TARGET_PPC_GFXOPT, generate simplified pattern.
5029 (fix_truncdfsi2_internal): Use define_insn_and_split.
5030 (fix_truncdfsi2_internal_gfxopt): New.
5031 (fctiwz): Don't confuse register allocation by giving it no choices.
5033 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5034 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5035 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5036 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5038 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5040 * dominance.c (free_dominance_info): Speed up by freeing et
5041 data structures without maintaining other nodes.
5042 * et-forest.c (et_free_tree_force): New.
5043 * et-forest.h: Add a prototype for et_free_tree_force.
5045 * tree.c (get_set_constructor_bits,
5046 get_set_constructor_bytes): Remove.
5047 * tree.h: Remove the corresponding prototypes.
5049 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5052 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5053 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5054 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5055 PRE_DEC, NEG and NOT.
5057 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5059 * fold-const.c: Convert uses of fold (build (...)) to
5062 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5064 PR rtl-optimization/20249
5065 * cse.c (insert_regs): Do not record equivalence of registers in
5068 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5070 * emit-rtl.c (reverse_comparison): Remove.
5071 * rtl.h: Remove the corresponding prototype.
5073 2005-03-24 James E Wilson <wilson@specifixinc.com>
5075 * doc/install.texi (--enable-altivec): Delete docs.
5077 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5079 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5080 SFmode and DFmode before reload when
5081 flag_unsafe_math_optimizations not enabled.
5083 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5085 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5087 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5088 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5090 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5092 * configure.ac (enable-checking): Add 'runtime' option.
5093 * doc/install.texi (enable-checking): Document 'runtime' checking.
5094 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5095 * config.in: Regenerated.
5096 * configure: Regenerated.
5098 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5100 * optabs.h (enum optab_index): Remove OTI_llrint.
5101 (llrint_optab): Remove macro.
5102 * optabs.c (init_optabs): Remove llrint_optab initialization.
5103 * genopinit.c (optabs): Remove llrint_optab implementation.
5104 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5107 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5109 PR rtl-optimization/20532
5110 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5111 overflow when adding coefficients for PLUS or MINUS.
5112 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5115 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5117 * langhooks.h (truthvalue_conversion): Remove.
5118 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5119 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5120 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5121 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5122 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5124 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5126 * params.def: Fix a typo.
5127 * config/mips/mips.c: Follow the spelling convensions.
5128 * doc/invoke.texi: Fix typos.
5130 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5132 Fix PR tree-optimization/20601
5134 * tree-ssa-pre.c (insert_aux): Add missing condition to
5137 2005-03-23 Ian Lance Taylor <ian@airs.com>
5139 * final.c (final_scan_insn): Don't remove no-op instructions.
5140 * reload1.c (reload): Remove simple no-op instructions even when
5143 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5145 PR tree-optimization/20501
5146 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5147 reporting that peeling for alignment is applied moved to...
5148 * (vect_analyze_data_refs_alignment): Here.
5150 2005-03-23 Ian Lance Taylor <ian@airs.com>
5152 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5154 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5156 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5157 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5159 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5161 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5162 imply that this is called once, independent of asms in code.
5163 Adjust to now being pased output and input lists. Mention helper
5164 function decl_overlaps_hard_reg_set_p.
5165 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5166 hook_tree_tree_identity and to take three trees, returning third.
5167 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5169 * stmt.c: include hard-reg-set.h before tree.h.
5170 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5171 (decl_conflicts_with_clobbers_p): Call
5172 decl_overlaps_hard_reg_set_p.
5173 (expand_asm_operands): Pass output and input lists in call to
5174 targetm.md_asm_clobbers.
5175 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5176 hook_tree_tree_tree_tree_3rd_identity.
5177 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5179 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5180 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5181 parameters, first two unused.
5182 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5183 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5184 in constraint letters and MOF is not mentioned as a asm-declared
5185 register in neither of the input and output lists.
5187 2005-03-23 DJ Delorie <dj@redhat.com>
5189 * optabs.c (expand_binop): Make sure the first subword's result
5192 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5194 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5195 Call c_common_truthvalue_conversion rather than
5196 lang_hooks.truthvalue_conversion.
5197 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5198 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5200 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5201 c_common_truthvalue_conversion.
5202 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5203 c_parser_conditional_expression, c_parser_binary_expression): Call
5204 c_objc_common_truthvalue_conversion.
5205 * c-typeck.c (build_unary_op): Call
5206 c_objc_common_truthvalue_conversion.
5207 (build_conditional_expr): Do not call
5208 lang_hooks.truthvalue_conversion.
5209 (build_binary_op): Call c_common_truthvalue_conversion.
5210 (c_objc_common_truthvalue_conversion): Moved from
5211 c-objc-common.c. Call default_function_array_conversion instead
5212 of default_conversion.
5214 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5216 * c-common.h (default_conversion): Remove.
5217 (perform_integral_promotions): Add.
5218 * c-tree.h (default_conversion): Add.
5219 * c-typeck.c (perform_integral_promotions): New, split out from
5221 * c-common.c (check_case_value): Use perform_integral_promotions,
5222 not default_conversion.
5223 (c_add_case_label): Don't continue processing case label after
5224 found to be pointer.
5226 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5228 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5229 the prefix list if we have already added a multilib directory
5231 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5234 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5236 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5238 * reload.h: Remove the prototype for indirect_symref_ok.
5240 * reload1.c (indirect_symref_ok): Make it global.
5241 * reload.h: Add a prototype for indirect_symref_ok.
5243 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5245 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5248 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5250 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5252 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5254 * c-opts.c (c_common_parse_file): Only start/end main source file
5255 if debug hooks says the writer wants it.
5256 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5258 (xcoff_debug_hooks): Ditto.
5259 * debug.c (do_nothing_hooks): Ditto.
5260 * debug.h (gcc_debug_hooks): Ditto.
5261 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5262 * sdbout.c (sdb_debug_hooks): Ditto.
5263 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5265 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5267 * doc/extend.texi: Deprecate C++ min/max operators.
5269 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5271 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5272 artificial original candidates.
5274 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5275 Jan Hubicka <jh@suse.cz>
5276 Steven Bosscher <stevenb@suse.de>
5278 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5279 call cost based on argument sizes.
5280 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5282 * params.def: (max-inline-inssn-single): Set to 450.
5283 (max-inline-insns-auto): Set to 90.
5284 (max-inline-insns-recursive): Set to 450
5285 (max-inline-insns-recursive-auto): Set to 450.
5286 (large-function-insns): Set to 2700.
5287 (inline-call-cost): New parameter.
5288 * tree-inline.c (estimate_move_cost): New function.
5289 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5290 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5292 * tree-inline.h (estimate_move_cost): Declare.
5293 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5294 (max-inline-insns-auto): Change default to 90.
5295 (max-inline-insns-recursive): Change default to 450
5296 (max-inline-insns-recursive-auto): Change default to 450.
5297 (large-function-insns): Change default to 2700.
5298 (inline-call-cost): Document new parameter.
5300 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5302 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5303 (TARGET_DEFAULT): Delete.
5304 * config/i860/i860.opt: New file.
5306 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5308 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5309 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5310 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5311 (frv_sched_lookahead): Delete.
5312 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5313 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5314 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5315 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5316 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5317 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5318 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5319 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5320 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5321 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5322 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5323 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5324 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5325 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5326 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5327 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5328 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5329 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5330 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5331 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5332 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5333 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5334 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5335 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5336 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5337 (frv_sched_lookahead): Delete.
5338 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5339 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5340 (frv_handle_option): New function. Move -mcpu= handling from...
5341 (frv_override_options): ...here. Remove handling of other
5343 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5344 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5345 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5346 and TARGET_NO_MULTI_CE.
5347 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5348 !TARGET_VLIW_BRANCH.
5349 * config/frv/frv.opt: New file.
5351 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5353 * fold-const.c (fold_ternary): Take decomposed arguments of
5355 (fold): Update a call to fold_ternary.
5357 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5358 * tree.h: Add corresponding prototypes.
5360 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5363 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5364 between jump table and its label.
5365 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5366 resp. ADDR_DIFF_VEC and the label preceeding it.
5367 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5368 is emitted in the right section.
5370 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5372 * fold-const.c (fold_unary, fold_binary): Update comments
5375 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5377 PR rtl-optimization/20527
5378 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5379 REG_INC note, test that the register also isn't mentioned in PRED
5382 2005-03-22 Ben Elliston <bje@au.ibm.com>
5384 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5387 2005-03-21 Mike Stump <mrs@apple.com>
5389 * varasm.c (default_assemble_visibility): Remove extra ().
5391 2005-03-21 Roger Sayle <roger@eyesopen.com>
5394 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5395 to determine whether a block can be duplicated, rather than test
5396 whether the block contains noncopyable insns ourselves.
5398 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5400 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5403 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5405 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5407 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5409 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5410 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5411 * config/fr30/fr30.opt: New file.
5413 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5415 Fix PR tree-optimization/20542
5417 * tree-flow-inline.h (overlap_subvar): Move to here.
5418 * tree-ssa-operands.c: From here.
5419 * tree-flow.h (overlap_subvar): Declare.
5420 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5421 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5422 for variables with subvars.
5424 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5427 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5428 * modulo-sched.c (const_iteration_count): Return on NULL
5430 (print_node_sched_params): Return on NULL dump_file.
5431 (generate_reg_moves): Handle reg-anti dependencies and disregard
5432 closing branch when generating register moves.
5433 (sms_schedule): Mark the SMSed block dirty.
5434 * passes.c (rest_of_handle_sms): Call update_life_info for all
5436 * testsuite/gcc.dg/20050321-1.c: New test.
5438 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5440 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5441 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5442 movqi_internal): Likewise.
5444 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5446 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5447 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5448 xtensa_b4const): Delete prototypes.
5449 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5450 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5451 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5452 xtensa_extra_constraint): New prototypes.
5453 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5454 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5455 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5456 move_operand, const_float_1_operand, fpmem_offset_operand,
5457 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5458 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5459 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5460 argument type to HOST_WIDE_INT.
5461 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5462 xtensa_mask_immediate): Likewise.
5463 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5464 Likewise. Also make these functions static.
5465 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5466 (xtensa_const_ok_for_letter_p): New.
5467 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5468 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5469 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5470 move_operand, const_float_1_operand, fpmem_offset_operand,
5471 branch_operator, ubranch_operator, boolean_operator): Move to
5473 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5474 (xtensa_mem_offset): Change return type to bool.
5475 (xtensa_extra_constraint): New.
5476 (gen_int_relational): Update type of const_range_p function pointer.
5477 Use xtensa_b4const_or_zero.
5478 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5479 xtensa_const_ok_for_letter_p. Update comments.
5480 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5481 (PREDICATE_CODES): Delete.
5482 * config/xtensa/xtensa.md: Include predicates.md.
5483 * config/xtensa/predicates.md: New file.
5485 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5487 * config/v850/v850-protos.h: Remove the prototypes for
5488 reg_or_int9_operand, reg_or_const_operand,
5489 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5490 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5491 movsi_source_operand, power_of_two_operand,
5492 not_power_of_two_operand, special_symbolref_operand,
5493 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5494 register_is_ok_for_epilogue.
5495 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5496 reg_or_int9_operand, reg_or_const_operand,
5497 call_address_operand, special_symbolref_operand,
5498 movsi_source_operand, power_of_two_operand,
5499 not_power_of_two_operand, register_is_ok_for_epilogue,
5500 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5501 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5503 * config/v850/v850.h (PREDICATE_CODES): Remove.
5504 * config/v850/v850.md: Include predicates.md.
5505 * config/v850/predicates.md: New.
5507 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5509 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5510 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5511 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5512 (itoolsdir, itoolsdatadir): Move definition above new first use.
5513 (install-itoolsdirs): New rule.
5514 (install-mkheaders): Depend on install-itoolsdirs, not
5515 install-include-dir.
5517 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5519 * tree-into-ssa.c: Remove obsolete comments.
5521 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5523 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5524 unrolling if -fpeel-loops is specified, too.
5525 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5526 Remove superfluous check for flag_unroll_loops.
5528 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5530 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5531 (lrint_optab, llrint_optab): Define corresponding macros.
5532 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5533 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5534 pattern and llrint_optab using llrintdi2 patterns.
5535 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5536 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5537 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5538 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5539 flag_unsafe_math_optimizations is set.
5541 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5543 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5544 simplify_logical, if_then_else_cond, known_cond,
5545 simplify_comparison): Adjust calls to reverse_comparison.
5546 Don't use combine_reversed_comparison_code).
5547 (combine_reversed_comparison_code): Remove.
5548 (reversed_comparison): Using reversed_comparison_code, move it...
5549 * jump.c (reversed_comparison): ... here.
5550 * rtl.h (reversed_comparison): Add prototype.
5552 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5554 * builtins.c (fold_builtin): Take decomposed arguments of
5556 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5557 * gimplify.c (gimplify_call_expr): Likewise.
5558 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5559 * tree.h: Update the prototype of fold_builtin.
5561 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5563 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5564 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5565 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5566 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5567 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5569 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5571 * builtins.c (fold_builtin_1): Take decomposed arguments of
5573 (fold_builtin): Update a call to fold_builtin_1.
5575 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5578 * gcov.c (output_lines): Only output function block summary when
5579 outputting branch information.
5580 * doc/gcov.texi: Document format of preamble and additional block
5583 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5585 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5586 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5587 the defaults false if BITS_PER_UNIT != 8.
5588 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5589 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5590 than BITS_PER_UNIT != 8.
5591 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5592 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5593 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5595 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5596 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5598 2005-03-20 Roger Sayle <roger@eyesopen.com>
5601 * fold-const.c (fold_binary): Fix type mismatch between
5602 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5603 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5604 for non-truth-valued expressions.
5606 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5607 and FUNCTION_DECL in the main switch.
5608 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5609 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5610 we also need to convert their operands to match.
5611 <TRUTH_NOT_EXPR>: Likewise.
5613 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5615 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5616 diagnostic without checking whether an lvalue.
5617 * c-common.h (lvalue_p): Remove.
5618 (enum lvalue_use): Update comment.
5619 (lvalue_or_else): Replace by lvalue_error.
5620 * c-typeck.c (lvalue_p): Make static.
5621 (lvalue_or_else): New. Call lvalue_error.
5623 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5625 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5626 (function_arg_advance): Use rs6000_parm_start.
5627 (function_arg, rs6000_arg_partial_bytes): Likewise.
5629 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5631 * c-common.c (check_case_value): Adjust comment about stripping
5633 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5634 * c-typeck.c (default_conversion, convert_arguments,
5635 build_modify_expr, convert_for_assignment, store_init_value,
5636 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5637 manually. Remove inaccurate comments.
5639 2005-03-20 Roger Sayle <roger@eyesopen.com>
5640 Joseph S. Myers <joseph@codesourcery.com>
5642 * varasm.c (do_assemble_alias): Restore comment describing function.
5643 Annotate the target parameter as potentially unused.
5645 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5648 * config/avr/avr.c (avr_output_function_prologue): Do not use
5649 current_function_name() in a label, use a local label instead.
5651 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5653 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5654 flag_finite_math_only, not flag_unsafe_math_optimizations.
5656 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5658 * builtins.c (fold_builtin_1): Update a call to
5659 targetm.fold_builtin.
5660 * hooks.c (hook_tree_tree_bool_null): Rename to
5661 hook_tree_tree_tree_bool_null. Take one more argument of type
5663 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5664 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5665 hook_tree_tree_tree_bool_null.
5666 * target.h (gcc_target): Update the prototype of fold_builtin.
5667 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5668 arguments of CALL_EXPR.
5669 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5672 2005-03-20 Jan Hubicka <jh@suse.cz>
5674 * cgraph.h (cgraph_node): Add prev_clone pointer.
5675 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5676 (cgraph_clone_node): Produce doubly linked chain.
5678 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5680 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5681 get_nonnull_operand, handle_sentinel_attribute,
5682 check_function_arguments_recurse): Do not strip NOPS from
5684 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5686 * c-format.c (get_constant): Likewise.
5687 * c-parser.c (c_parser_postfix_expression): Likewise.
5688 * c-typeck.c (set_init_index): Likewise.
5689 (convert_arguments): Don't check for NOP_EXPR containing integer
5692 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5694 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5695 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5696 Take decomposed arguments of CALL_EXPR.
5697 (fold_builtin_1): Update calls to the functions mentioned
5700 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5702 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5703 width to have integer type.
5704 (build_enumerator): Require enumerator value to have integer type.
5706 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5708 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5711 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5713 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5714 std=iso9899:199x): Correct descriptions.
5716 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5718 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5721 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5723 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5725 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5726 fold_builtin_memcpy.
5728 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5729 arguments of CALL_EXPR.
5730 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5731 fold_builtin_found, fold_builtin_1): Update calls to
5732 fold_trunc_transparent_mathfn.
5734 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5737 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5738 function pointers on targets that require function pointer
5740 (fold_sign_changed_comparison): Likewise.
5742 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5744 * combine.c (try_combine): When changing the mode of a hard reg, make
5745 sure that doing so is valid.
5747 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5749 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5750 (TARGET_HANDLE_OPTION): Override default.
5751 (avr_handle_option): New function.
5752 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5753 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5754 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5755 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5756 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5757 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5758 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5759 (TARGET_OPTIONS): Delete.
5760 * config/avr/avr.opt: New file.
5762 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5764 * config/m32r/m32r-protos.h: Remove the prototypes for
5765 call_address_operand, symbolic_operand, seth_add3_operand,
5766 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5767 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5768 two_insn_const_operand, move_src_operand,
5769 move_double_src_operand, move_dest_operand,
5770 eqne_comparison_operator, signed_comparison_operator,
5771 large_insn_p, conditional_move_operand, carry_compare_operand,
5772 m32r_block_immediate_operand, extend_operand,
5773 reg_or_eq_int16_operand, int8_operand, and
5774 reg_or_zero_operand.
5775 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5776 seth_add3_operand, int8_operand, cmp_int16_operand,
5777 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5778 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5779 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5780 move_double_src_operand, move_dest_operand,
5781 eqne_comparison_operator, signed_comparison_operator,
5782 extend_operand, small_insn_p, large_insn_p,
5783 conditional_move_operand, carry_compare_operand,
5784 m32r_block_immediate_operand): Move to predicates.md.
5785 (MAX_MOVE_BYTES): Move to m32r.h.
5786 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5787 * config/m32r/m32r.md: Include predicates.md.
5788 * config/m32r/predicates.md: New.
5790 2005-03-18 James E Wilson <wilson@specifixinc.com>
5793 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5796 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5798 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5799 call_address_operand, const_8bit_operand.
5800 * config/mn10300/mn10300.c (call_address_operand,
5801 const_8bit_operand, const_1f_operand): Move to predicates.md.
5802 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5803 * config/mn10300/mn10300.md: Include predicates.md.
5804 * config/mn10300/predicates.md: New.
5806 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5808 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
5809 declarations in diagnostics and %E for identifiers, not %s.
5811 2005-03-18 Jan Hubicka <jh@suse.cz>
5812 Dale Johannesen <dalej@apple.com>
5814 * basic-block.h (scale_bbs_frequencies_int,
5815 scale_bbs_frequencies_gcov_type): Declare.
5816 * cfg.c (RDIV): New macro.
5817 (update_bb_frequency_for_threading): Fix.
5818 * basic-block.h (scale_bbs_frequencies_int,
5819 scale_bbs_frequencies_gcov_type): New.
5820 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
5821 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
5822 scale_bbs_frequencies_int.
5823 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
5825 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5827 * config/m32r/m32r-protos.h: Remove the prototypes for
5828 call_address_operand, symbolic_operand, seth_add3_operand,
5829 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5830 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5831 two_insn_const_operand, move_src_operand,
5832 move_double_src_operand, move_dest_operand,
5833 eqne_comparison_operator, signed_comparison_operator,
5834 large_insn_p, conditional_move_operand, carry_compare_operand,
5835 m32r_block_immediate_operand, extend_operand,
5836 reg_or_eq_int16_operand, int8_operand, and
5837 reg_or_zero_operand.
5838 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5839 seth_add3_operand, int8_operand, cmp_int16_operand,
5840 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5841 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5842 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5843 move_double_src_operand, move_dest_operand,
5844 eqne_comparison_operator, signed_comparison_operator,
5845 extend_operand, small_insn_p, large_insn_p,
5846 conditional_move_operand, carry_compare_operand,
5847 m32r_block_immediate_operand): Move to predicates.md.
5848 (MAX_MOVE_BYTES): Move to m32r.h.
5849 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5850 * config/m32r/m32r.md: Include predicates.md.
5851 * config/m32r/predicates.md: New.
5853 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5855 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
5856 symbolic_operand, symbolic_memory_operand,
5857 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
5858 indexed_memory_operand, move_dest_operand, move_src_operand,
5859 prefetch_cc_operand, prefetch_nocc_operand,
5860 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
5861 arith_operand, arith11_operand, pre_cint_operand,
5862 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5863 ireg_operand, int5_operand, uint5_operand, int11_operand,
5864 uint32_operand, arith5_operand, and_operand, ior_operand,
5865 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5866 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5867 shadd_operand, movb_comparison_operator,
5868 cmpib_comparison_operator): Move to predicates.md.
5869 (magic_milli, shadd_constant_p): Make it extern.
5870 * config/pa/pa.h (PREDICATE_CODES): Remove.
5871 * config/pa/pa.md: Include predicates.md.
5872 * config/pa/predicates.md: New.
5874 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5877 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5879 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5880 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5881 config/alpha/freebsd.h, config/alpha/linux.h,
5882 config/alpha/netbsd.h, config/alpha/osf5.h,
5883 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5884 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5885 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5886 doc/cppopts.texi: Update copyright.
5888 2005-03-18 Jan Hubicka <jh@suse.cz>
5891 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5893 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5896 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5898 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
5901 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
5903 * combine.c (gen_binary): Remove.
5904 (known_cond, simplify_shift_const, find_split_point,
5905 combine_simplify_rtx, simplify_if_then_else, simplify_set,
5906 simplify_logical, expand_field_assignment, extract_left_shift,
5907 force_to_mode, if_then_else_cond, apply_distributive_law,
5908 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
5909 simplify_comparison, reversed_comparison): Replace with
5910 simplify_gen_binary, simplify_gen_relational or
5911 distribute_and_simplify_rtx.
5912 (distribute_and_simplify_rtx): New function.
5914 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
5915 Paolo Bonzini <gcc.gnu.org>
5917 * calls.c (setjmp_call_p, special_function_p): Update comments
5918 at the head of the functions.
5920 2005-03-18 Jan Hubicka <jh@suse.cz>
5922 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
5924 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
5925 function body should be released; do not proactively release function
5926 bodies in non-unit-at-a-time mode.
5928 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
5930 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
5931 mno-fp-ret-in-387 multilib variants.
5933 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
5935 * common.opt (m): Remove.
5936 * opts.c (handle_option): Pass 'm' options to set_target_switch if
5938 (common_handle_option): Remove OPT_m case.
5940 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5942 * builtins.c (fold_builtin_bitop): Take decomposed arguments
5944 (fold_builtin_1): Update a call to fold_builtin_bitop.
5946 * builtins.c (fold_builtin_signbit): Take decomposed arguments
5948 (fold_builtin_1): Update a call to fold_builtin_signbit.
5950 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
5952 PR tree-optimization/20474
5953 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
5954 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
5956 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5958 * config/h8300/h8300-protos.h: Remove prototypes for
5959 general_operand_src, general_operand_dst, single_one_operand,
5960 single_zero_operand, call_insn_operand,
5961 two_insn_adds_subs_operand, small_call_insn_operand,
5962 jump_address_operand, bit_operand, bit_memory_operand,
5963 stack_pointer_operand, const_int_gt_2_operand,
5964 const_int_ge_8_operand, const_int_qi_operand,
5965 const_int_hi_operand, incdec_operand, bit_operator,
5966 nshift_operator, eqne_operator, gtle_operator,
5967 gtuleu_operator, iorxor_operator.
5968 Add prototypes for h8sx_shift_type h8sx_classify_shift and
5969 h8300_ldm_stm_parallel.
5970 * config/h8300/h8300.c (h8sx_shift_type,): Move to
5972 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
5973 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
5974 (h8300_ldm_stm_parallel): Make it extern.
5975 (h8300_ldm_parallel, h8300_stm_parallel,
5976 h8300_return_parallel, general_operand_src,
5977 general_operand_dst, h8300_dst_operand, h8300_src_operand,
5978 nibble_operand, reg_or_nibble_operand, single_one_operand,
5979 single_zero_operand, call_insn_operand,
5980 two_insn_adds_subs_operand, small_call_insn_operand,
5981 jump_address_operand, bit_operand, bit_memory_operand,
5982 stack_pointer_operand, const_int_gt_2_operand,
5983 const_int_ge_8_operand, const_int_qi_operand,
5984 const_int_hi_operand, incdec_operand, eqne_operator,
5985 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
5986 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
5987 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
5988 nshift_operator): Move to predicates.md.
5989 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
5990 * config/h8300/h8300.md: Include predicates.md.
5991 * config/h8300/predicates.md: New.
5993 2005-03-17 Richard Henderson <rth@redhat.com>
5995 * config.gcc (ia64*-*-hpux*): Add extra_options.
5996 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
5997 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5998 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
5999 (ia64_tls_size_string, ia64_tune_string): Remove.
6000 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6001 (TARGET_DEFAULT_TARGET_FLAGS): New.
6002 (TARGET_HANDLE_OPTION): New.
6003 (ia64_override_options): Move options parsing ...
6004 (ia64_handle_option): ... here. New.
6005 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6006 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6007 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6008 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6009 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6010 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6011 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6012 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6013 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6014 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6015 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6016 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6017 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6018 TARGET_EARLY_STOP_BITS): Remove.
6019 (TARGET_ILP32): Default false.
6020 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6021 (enum ia64_inline_type): New.
6022 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6023 * config/ia64/ia64.md: Update for new definitions of
6024 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6025 * config/ia64/ia64.opt: New file.
6026 * config/ia64/ilp32.opt: New file.
6028 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6031 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6033 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6035 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6036 instead of MASK_H8300S.
6037 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6038 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6039 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6040 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6041 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6042 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6043 TARGET_SWITCHES): Remove.
6044 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6046 * config/h8300/h8300.opt: New.
6048 * config/alpha/alpha.opt, config/arc/arc.opt,
6049 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6052 2005-03-17 Ian Lance Taylor <ian@airs.com>
6056 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6058 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6059 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6060 (TARGET_HANDLE_OPTION): Override default.
6061 (arc_handle_option): New function.
6062 (arc_init): Remove code to set arch_cpu_string.
6063 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6064 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6065 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6066 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6067 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6068 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6069 (arc_rodata_string, TARGET_OPTIONS): Delete.
6070 * config/arc/arc.opt: New file.
6072 2005-03-17 Richard Henderson <rth@redhat.com>
6074 * doc/extend.texi (Weak Pragmas): New section.
6075 (attribute alias): Clarify that target must be in the same
6078 2005-03-17 Richard Henderson <rth@redhat.com>
6080 * config/alpha/alpha.opt: New file.
6081 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6083 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6084 alpha_fprm_string, alpha_fptm_string): Make static.
6085 (alpha_tls_size_string): Remove.
6086 (alpha_handle_option): New.
6087 (override_options): Update for alpha_cpu/alpha_tune split.
6088 (alpha_file_start): Likewise.
6089 (TARGET_DEFAULT_TARGET_FLAGS): New.
6090 (TARGET_HANDLE_OPTION): New.
6091 * config/alpha/alpha.h (alpha_tune): Declare.
6092 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6093 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6094 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6095 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6096 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6097 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6098 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6099 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6100 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6101 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6102 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6103 (TARGET_DEFAULT): Remove MASK_FP.
6104 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6105 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6106 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6107 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6108 alpha_tls_size_string): Remove.
6109 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6110 (attribute tune): Rename from attribute cpu.
6111 * config/alpha/ev4.md: Update to match.
6112 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6113 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6114 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6115 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6116 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6117 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6119 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6121 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6122 and return without creating new state if before_nops_num is nonzero.
6123 * config/ia64/ia64.md (first_insn): New attribute.
6124 (alloc): Set it to yes.
6126 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6128 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6129 STMT_VINFO_SUBVARS to NULL.
6130 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6132 2005-03-16 Dale Johannesen <dalej@apple.com>
6134 * rtlanal.c (find_first_parameter_load): Rewrite to
6135 return actual first param load or the call if none,
6136 instead of first in block, when not all loads exist.
6138 2005-03-16 Roger Sayle <roger@eyesopen.com>
6140 * optabs.c (expand_copysign_absneg): Make static.
6141 * optabs.h (expand_copysign_absneg): Delete prototype.
6142 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6144 2005-03-16 Richard Henderson <rth@redhat.com>
6147 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6148 (alias_pairs): Rename from output_defs.
6149 (find_decl_and_mark_needed): Split out from assemble_alias.
6150 (do_assemble_alias): New.
6151 (assemble_output_def): Remove.
6152 (finish_aliases_1, finish_aliases_2): New.
6153 (process_pending_assemble_output_defs): Remove.
6154 (assemble_alias): Defer aliases for which we don't yet have a
6155 non-external decl for the target symbol.
6156 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6157 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6158 * toplev.c (compile_file): Use finish_aliases_2 instead of
6159 process_pending_assemble_output_defs.
6160 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6161 (process_pending_assemble_output_defs): Remove.
6163 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6165 Fix PR tree-optimization/20489
6167 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6168 for empty structures.
6170 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6172 Fix PR tree-optimization/20490
6174 * tree-ssa-pre.c (create_expression_by_pieces): Use
6175 force_gimple_operand on result of fold.
6177 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6179 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6180 of closing parenthesis.
6182 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6184 * builtins.c (expand_movstr): Update a call to
6185 fold_builtin_strcpy.
6186 (expand_builtin_strncpy): Update a call to
6187 fold_builtin_strncpy.
6188 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6189 arguments of CALL_EXPR.
6190 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6191 fold_builtin_strncpy.
6192 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6193 * tree.h: Update the prototypes of fold_builtin_strcpy and
6194 fold_builtin_strncpy.
6196 2005-03-16 Steven Bosscher <stevenb@suse.de>
6197 Dorit Naishlos <dorit@il.ibm.com>
6199 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6200 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6203 2005-03-16 Steven Bosscher <stevenb@suse.de>
6205 * tree-inline.c (walk_type_fields, walk_tree,
6206 walk_tree_without_duplicates): Move from here...
6207 * tree.c: ...to here.
6209 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6211 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6212 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6213 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6214 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6215 (version): Define using $(BASEVER_c).
6216 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6218 (version.o): Depend on version files; add custom generation command.
6219 (prefix.o): Define BASEVER on command line.
6220 (s-iov): Depend on version files; adjust command.
6221 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6223 (gcc-vers.texi): New rule.
6224 (doc/%.info, doc/%.dvi): Add -I . to command line.
6225 (doc/gccinstall.dvi): Likewise.
6226 (PACKAGE): Delete. All uses replaced with "gcc".
6227 * aclocal.m4: Do not include gcc-version.m4.
6228 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6229 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6230 Set is_release based on contents of DEV-PHASE.
6231 Set gcc_version based on contents of BASE-VER.
6232 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6233 * config.in, configure: Regenerate.
6234 * gccbug.in: Determine version of GCC in use at runtime.
6235 * gcov-iov.c: Get version number and development phase from
6236 command line, not by including version.c.
6237 * intl.c: Replace all uses of PACKAGE with "gcc".
6238 * libada-mk.in: Delete unused "gcc_version" variable.
6239 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6240 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6241 commentary to match.
6242 (version_string): Put together from pieces.
6243 * config/alpha/x-vms: Do not use $(gcc_version).
6244 * config/i386/t-nwld: Likewise.
6245 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6246 version-GCC and DEVELOPMENT.
6248 2005-03-15 Roger Sayle <roger@eyesopen.com>
6250 PR tree-optimization/17454
6251 * tree.c (tree_size): Add case for TREE_BINFO.
6252 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6253 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6255 2005-03-15 Roger Sayle <roger@eyesopen.com>
6257 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6258 op1 whilst expanding the signed widenening multiply variant.
6260 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6262 * toplev.c (display_target_options): Avoid unused variable warning if
6263 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6264 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6265 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6266 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6267 (mips_isa_info): New variable.
6268 (mips_parse_cpu): Remove the first argument and leave the caller
6270 (TARGET_HANDLE_OPTION): Override default.
6271 (mips_handle_option): New function. Move option validation code from...
6272 (override_options): ...here. Update calls to mips_parse_cpu.
6273 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6274 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6275 (SUBTARGET_TARGET_OPTIONS): Delete.
6276 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6277 (mno-flush-func, mtune=): New options.
6279 2005-03-15 Roger Sayle <roger@eyesopen.com>
6280 Richard Henderson <rth@redhat.com>
6282 * real.c (c4x_single_format, c4x_extended_format): Provide values
6283 for signbit_ro for c4x's single and extended floating point formats.
6284 * optabs.c (expand_copysign): Use the floating point format's
6285 signbit_ro for expanding via expand_copysign_absneg, and it's
6286 signbit_rw field for expanding via expand_copysign_bit.
6288 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6290 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6291 known_alignment_for_access_p.
6292 (known_alignment_for_access_p): New.
6293 (do_peeling_for_alignment): Field made int instead of bool and renamed
6294 to peeling_for_alignment.
6295 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6296 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6297 functionality used to be in vect_analyze_operations.
6298 (vect_analyze_operations): Code to determine vectorization factor was
6299 moved to vect_determine_vectorization_factor.
6300 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6301 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6303 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6304 be part of vect_analyze_operations).
6305 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6306 creating the guard condition, as the number of iterations may be
6308 (slpeel_tree_peel_loop_to_edge): Use new name of
6309 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6310 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6311 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6312 (vect_do_peeling_for_alignment): Use fold.
6313 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6315 (vect_update_inits_of_dr): Renamed to
6316 vect_update_init_of_dr.
6317 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6318 (vectorizable_store): Fix assertion to use == instead of =.
6320 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6322 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6323 call_used_regs for wCG registers.
6325 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6327 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6328 for non-offsettable memory references to cope with outstanding reload
6329 replacements, take 2.
6331 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6334 * config/i386/i386.h (x86_fisttp): New.
6335 (TARGET_FISTTP): New macro.
6336 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6337 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6338 instruction when fisttp flag is set.
6339 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6341 * config/i386/i386.md (type attribute): Add fisttp.
6342 (unit attribute): Set to i387 for fisttp type.
6343 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6344 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6346 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6347 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6349 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6350 patterns for TARGET_FISTTP. Enable patterns for
6351 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6352 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6353 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6354 implement fisttp x87 insn.
6355 (fix_trunc*_i387_fisttp splitters): New patterns.
6356 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6357 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6358 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6360 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6361 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6362 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6363 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6364 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6365 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6366 Disable patterns for TARGET_FISTTP.
6367 (fix_trunc*_i387 splitters): Implement usign mode macros.
6368 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6369 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6370 (fix_trunx*_sse peephole2s): Implement using mode macros.
6372 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6374 PR rtl-optimization/20291
6375 * combine.c (try_combine): If splitting fails, re-try with
6376 original combined pattern, i.e. before clobber stripping.
6378 2005-03-14 Eric Christopher <echristo@redhat.com>
6380 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6381 STACK_GROWS_DOWNWARD.
6383 2005-03-14 Roger Sayle <roger@eyesopen.com>
6385 * real.h (struct real_format): Split the signbit field into two
6386 two fields, signbit_ro and signbit_rw.
6387 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6388 mips_double_format, ieee_extended_motorola_format,
6389 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6390 ieee_extended_intel_128_format, ibm_extended_format,
6391 mips_extended_format, ieee_quad_format, mips_quad_format,
6392 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6393 i370_double_format, c4x_single_format, c4x_extended_format,
6394 real_internal_format): Update initializers for new field.
6395 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6396 real_format structure.
6397 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6398 field of the real_format structure.
6400 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6402 Fix PR tree-optimization/20458
6404 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6405 DECL_EXTERNAL on STRUCT_FIELD tags.
6406 (clear_call_clobbered): Ditto.
6407 * tree-ssa-operands.c (note_addressable): Make sure the original
6408 variable doesn't slip into the addressable list if we have
6410 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6413 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6415 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6416 (-fwide-exec-charset): Likewise.
6417 (-finput-charset): Likewise.
6418 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6419 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6420 * c.opt (Wnormalized): New.
6422 2005-03-14 Devang Patel <dpatel@apple.com>
6424 * doc/invoke.texi: Add reference to Visibility document.
6426 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6428 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6429 MASK_SPLIT_ADDRESSES.
6430 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6431 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6432 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6433 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6434 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6435 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6436 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6437 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6438 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6439 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6440 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6441 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6442 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6443 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6444 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6445 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6446 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6447 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6448 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6449 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6450 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6451 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6452 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6453 (TARGET_EXPLICIT_RELOCS): Delete.
6454 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6455 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6456 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6457 (override_options): Set MASK_LONG64 if -mint64 is given and no
6458 -mlongXX option is. Complain about -mint64 -mlong32.
6459 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6460 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6461 * config/mips/mips.opt: New file.
6463 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6465 * config.gcc (extra_options): New variable for listing option files.
6466 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6467 * configure.ac (extra_opt_files): New AC_SUBST variable.
6468 (tm_file_list, tm_include_list): Include options.h first.
6469 * configure: Regenerate.
6470 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6471 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6472 (s-options-h): New rule.
6473 (options.h): Depend on it.
6474 (TEXI_GCCINT_FILES): Add options.texi.
6475 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6476 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6477 * target.h (gcc_target): Add default_target_flags and handle_option.
6478 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6479 (TARGET_HANDLE_OPTION): New macros.
6480 (TARGET_INITIALIZER): Include them.
6481 * opt-functions.awk (opt_args, nth_arg): New functions.
6482 (switch_flags): Handle the "Target" flag.
6484 (var_name): Use opt_args and nth_arg.
6485 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6486 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6487 macros for the "Mask" and "InverseMask" options.
6488 * opts.h (cl_var_cond): New enum.
6489 (cl_option): Replace the "has_set_value" and "set_value" fields with
6490 "var_cond" and "var_value".
6491 (CL_TARGET): New macro.
6492 (option_enabled, print_filtered_help): Declare.
6493 (decode_options): Move definition.
6494 * opts.c (handle_option): Search for the original option before
6495 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6496 var_cond and var_value fields. Use targetm.handle_option to handle
6498 (decode_options): Set target_flags to targetm.default_target_flags.
6499 (print_filtered_help): Make global. Handle CL_TARGET.
6500 (option_enabled): New function.
6501 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6502 (display_target_options, set_target_switch, print_switch_values)
6503 (default_pch_valid_p): Guard uses of target_switches with
6504 #ifdef TARGET_SWITCHES. Also...
6505 (display_target_options): Display the CL_TARGET entries in cl_options.
6506 (set_target_option): Don't complain about the "" option when
6507 TARGET_SWITCHES is undefined.
6508 (print_switch_values): Use option_enabled.
6509 (default_pch_valid_p): Check cl_options[] when looking for something
6510 that has changed the value of target_flags.
6511 * c.opt: Remove documentation from top of file.
6512 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6513 * doc/sourecebuild.texi: Refer to the new options documentation
6514 instead of c.opt. Document machine-specific .opt files.
6515 * doc/tm.texi (target_flags): Say that this variable is declared
6517 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6518 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6520 * doc/options.texi: New file.
6522 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6525 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6528 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6531 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6532 temporary variable of pointer type if an lvalues is required.
6533 (gimplify_modify_expr_rhs): Request an rvalue from it.
6534 (gimplify_expr): Pass fallback on.
6536 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6538 * cfgbuild.c: Update comments.
6540 2005-03-14 Roger Sayle <roger@eyesopen.com>
6542 PR rtl-optimization/17236
6543 * optabs.c (expand_doubleword_mult): New helper function split out
6544 from expand_binop. Permute the order in which instructions are
6545 emitted to minimize the number of simultaneously live registers.
6546 (expand_binop): Call expand_doubleword_mult to synthesize a double
6547 word multiplication.
6549 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6551 * basic-block.h: Update the prototypes of cached_make_edge and
6553 * cfg.c (cached_make_edge): Take edge_cache representing one
6554 row of the adjacency matrix of edges.
6555 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6556 (make_edges): Initialize edge_cache to represent one row of
6557 the adjacency matrix of edges.
6559 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6561 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6563 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6564 Remove unused removed_phis variable.
6565 (conditional_replacement): Use build1/build2.
6566 (abs_replacement): Use last_and_only_stmt and build1/build2.
6568 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6570 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6571 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6572 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6573 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6574 * c-common.c (handle_novops_attribute): New function.
6575 (c_common_attribute_table): Add "no vops" entry.
6576 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6577 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6578 * tree-ssa-operands.c (get_call_expr_operands): Do not
6579 create virtual operands for calls with ECF_NOVOPS flag.
6580 * tree.h (DECL_IS_NOVOPS): New macro.
6581 (struct tree_decl): Add novops_flag.
6582 (ECF_NOVOPS): New constant.
6584 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6587 * config/i386/i386.c (x86_use_himode_fiop): New.
6588 (x86_use_simode_fiop): Rename from x86_use_fiop.
6589 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6590 (TARGET_USE_HIMODE_FIOP): New.
6591 (x86_use_simode_fiop): Rename from x86_use_fiop.
6592 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6594 * config/i386/i386.md (X87MODEI12): New mode macro define.
6595 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6596 to implement x87 FP compare with HImode input operands.
6597 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6598 Use X87MODEI12 mode macro to handle HImode input operands.
6599 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6600 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6601 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6602 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6603 macro to implement x87 operators with HImode input operands.
6604 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6607 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6609 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6611 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6612 constants invariant.
6614 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6616 * basic-block.h (BB_VISITED): Removed.
6617 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6619 2005-03-14 Falk Hueffner <falk@debian.org>
6622 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6624 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6626 * ggc-zone.c: Fix comment typos.
6628 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6629 stringpool.c, config/mips/mips-protos.h: Update copyright.
6631 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6633 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6634 throughout with its typedef, "rtx".
6635 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6636 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6637 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6638 regs in comment to match code.
6640 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6642 * except.c (check_handled): Make it static.
6643 * except.h: Remove the corresponding prototype.
6645 * function.c (get_func_frame_size): Make it static.
6646 * function.h: Remove the corresponding type.
6648 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6650 * hard-reg-set.h: Remove the corresponding declarations.
6652 * tree-cfg.c (verify_stmts): Check that
6653 bb_for_stmt (stmt) == bb for every PHI node and statement.
6655 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6657 * config.gcc: Remove excess indentation.
6658 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6660 2005-03-13 Roger Sayle <roger@eyesopen.com>
6663 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6664 * fold-const.c (fold_sign_changed_comparison): Likewise.
6665 (fold_binary): Optimize comparisons against widened operands if
6666 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6668 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6670 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6671 (sparc_override_options): Initialize it.
6672 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6674 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6676 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6677 (reg_or_none500mem_operand): New predicate.
6678 (zero_reg_mem_operand): New predicate.
6679 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6680 to reg_or_none500mem_operand.
6681 (extendsfdf2_fpr): Add MEM alternative.
6682 (extenddftf2_internal): Change operand2 predicate to
6683 zero_reg_mem_operand.
6685 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6687 * ggc-zone.c: Rewritten.
6689 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6691 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6692 * config.in: Regenerated.
6693 * configure: Regenerated.
6694 * gengtype.c (write_types_process_field, write_func_for_structure):
6695 Pass new argument to gt_pch_note_object.
6696 * ggc-common.c (struct ptr_data): Add TYPE.
6697 (gt_pch_note_object): Take TYPE argument and save it.
6698 (call_count): Update call to ggc_pch_count_object.
6699 (call_alloc): Update call to ggc_pch_alloc_object.
6700 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6702 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6703 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6704 (ggc_alloc_zone_stat): Delete.
6705 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6706 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6707 (ggc_pch_alloc_object): Update prototypes.
6708 (garbage_zone): Delete.
6709 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6710 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6712 (tree_id_zone): New variable.
6713 (ggc_alloc_cleared_zone): Remove unused.
6714 (ggc_alloc_zone): Define.
6715 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6716 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6717 ggc_alloc_zone_stat.
6718 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6719 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6720 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6721 (make_node_stat): Likewise. Use tree_id_zone.
6723 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6724 Joseph S. Myers <joseph@codesourcery.com>
6726 * configure.ac: Check for MIPS TLS.
6727 * configure: Regenerated.
6728 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6729 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6730 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6731 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6732 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6733 (mips_classify_symbol, mips_symbolic_constant_p)
6734 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6735 (mips_tls_operand_p, mips_call_tls_get_addr)
6736 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6737 (mips_tls_symbol_ref_1): New functions.
6738 (mips_legitimize_address, mips_legitimize_const_move): Call
6739 mips_legitimize_tls_address.
6740 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6742 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6743 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6744 (mips_char_to_class): Document V1_REG.
6745 (HAVE_AS_TLS): Provide default.
6746 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6748 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6750 (tls_get_tp_<mode>): New instruction.
6752 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6754 * configure.ac: Update checks for target tools.
6755 * configure: Regenerated.
6757 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6759 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6761 2005-03-13 Roger Sayle <roger@eyesopen.com>
6763 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6764 more classes of DImode multiplication by constant. Allow both
6765 multiplication by small negative constants (by performing a
6766 multiplication by a positive constant and negating the result) and
6767 multiplications by large powers of two, by using a left shift.
6769 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6771 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6772 of basic blocks into work_stack.
6774 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6775 config/mips/vr.h: Update copyright.
6777 * c-decl.c (c_init_decl_processing): Remove useless calls to
6778 build_function_type.
6780 * builtins.c (fold_trunc_transparent_mathfn,
6781 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6782 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6783 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6784 fold_builtin_strcpy, fold_builtin_strncpy,
6785 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6788 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6791 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6792 variable determinant.
6794 * tree-cfg.c (group_case_labels): Remove local variable type.
6796 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6799 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6802 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6805 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6806 (*movmemqi_insn): Delete.
6807 (*movmemhi): Delete.
6809 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6811 * builtins.c (fold_builtin_classify): Take decomposed
6812 arguments of CALL_EXPR.
6813 (fold_builtin_1): Update a call to fold_builtin_classify.
6815 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6818 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
6819 through into call to parser_xref_tag after parse error.
6820 (c_parser_struct_declaration): Consistently return NULL_TREE on
6823 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6825 * tree-flow-inline.h (ref_contains_array_ref): New function.
6826 (lookup_subvars_for_var): Ditto.
6827 (get_subvars_for_var): Ditto.
6828 (var_can_have_subvars): Ditto.
6830 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6831 (struct subvar): New type.
6833 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6835 * tree-optimize.c (init_tree_optimization_passes): Call
6836 pass_create_structure_vars.
6838 * tree-ssa-alias.c: Include vec.h.
6839 (init_alias_info): Don't auto-clear call clobbered on struct-field
6841 (compute_flow_insensitive_aliasing): Handle subvars.
6842 (group_aliases): Handle STRUCT_FIELD aliases.
6843 (setup_pointers_and_addressables): Ditto.
6844 Don't mark variables non-addressable if they still have
6845 addressable subvars.
6846 Also mark subvars addressable when the real variable is marked
6848 (add_pointed_to_var): Try to prune the pointed-to set by only
6849 pointing to subvars when possible.
6850 Otherwise, make sure we set addresses_needed and pt_vars to
6851 properly include subvars.
6852 (bitpos_of_field): New function.
6853 (push_fields_onto_fieldstack): Ditto.
6854 (get_or_create_used_part_for): Ditto.
6855 (create_overlap_variables_for): Ditto.
6856 (find_used_portions): Ditto.
6857 (create_structure_vars): Ditto.
6858 (pass_create_structure_vars): New structure.
6860 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
6861 (get_expr_operands): Handle subvars. Also try to turn
6862 COMPONENT_REF accesses into must-defs now that we can accurately
6864 (note_addressable): Try to only mark as addressable those subvars
6865 we know a COMPONENT_REF touches.
6866 (overlap_subvar): New function.
6868 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6869 Handle subvar storing.
6870 (vect_address_analysis): Update caller of vect_object_analysis.
6872 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6874 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6875 (STMT_VINFO_SUBVARS): New macro.
6877 * common.opts: add flag_tree_salias.
6879 * opts.c (decode_options): flag_tree_salias defaults to on.
6881 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6883 * doc/tree-ssa.texi: Document structural alias analysis.
6885 2005-03-12 Steven Bosscher <stevenb@suse.de>
6887 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6888 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6889 * tree-ssa-operands.c (get_expr_operands): Likewise.
6890 (get_expr_operands): Likewise for ERROR_MARK.
6892 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6894 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6897 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
6900 * tree-ssa-pre.c (compute_avail): Remove local variable val.
6901 (mark_operand_necessary): Remove local variable ver.
6903 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
6904 variable prefix_len.
6906 * value-prof.c (mod_subtract_transform): Remove local variable
6909 * builtins.c (fold_builtin_exponent): Take decomposed
6910 arguments of CALL_EXPR.
6911 (fold_builtin_1): Update a call to fold_builtin_exponent.
6913 * builtins.c (fold_builtin_logarithm): Take decomposed
6914 arguments of CALL_EXPR.
6915 (fold_builtin_1): Update a call to fold_builtin_logarithm.
6917 * c-decl.c (c_init_decl_processing): Remove local variables
6918 ptr_ftype_void and ptr_ftype_ptr.
6920 * gimplify.c (gimplify_expr): Remove local variables r0 and
6923 * reg-stack.c (move_for_stack_reg): Remove local variable
6925 (compare_for_stack_reg): Remove local variable flags_user.
6926 (convert_regs_1): Remove local variable deleted.
6928 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
6930 (combine_blocks): Remove local variables exits and new_e.
6932 * tree-inline.c (expand_call_inline): Remove local variable
6935 * tree-ssa-live.c (create_ssa_var_map,
6936 calculate_live_on_entry): Remove local variable snn.
6938 2005-03-12 Geoffrey Keating <geoffk@apple.com>
6940 * c-lex.c (c_lex_with_flags): Add parameter to call to
6943 2005-03-11 Per Bothner <per@bothner.com>
6945 * c-tree.h (struct c_declarator): New id_loc field.
6946 * c-pragma.h (c_lex_with_flags): Take position reference.
6947 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
6948 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
6949 (c_lex): Pass dummy location to c_lex_with_flags.
6950 * c-parser.c (c_lex_one_token): Set c_token's location using
6951 c_lex_with_flags, instead of input_location, which might be "ahead".
6952 (c_parser_direct_declarator): Set declarator's id_loc from
6954 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
6955 declarator's id_loc, rather than probably-imprecise input_location.
6956 (build_id_declarator): Initialize c_declarator's id_loc field.
6958 2005-03-11 Roger Sayle <roger@eyesopen.com>
6961 * builtins.c (expand_builtin_signbit): Force the signbit's word
6962 into an integer register to avoid SUBREGs of floating point modes.
6964 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6966 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
6967 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
6968 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
6969 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
6971 2005-03-11 David Edelsohn <edelsohn@gnu.org>
6973 PR rtl-optimization/20306
6974 * expr.c (emit_move_complex): Set try_int false if mode is
6975 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
6976 emit_block_move if try_int is true.
6978 2005-03-11 Richard Henderson <rth@redhat.com>
6981 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
6982 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
6985 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6987 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
6988 (TARGET_FIX_VR4130): New macro.
6989 (TARGET_OPTIONS): Add -mfix-vr4130.
6990 (ISA_HAS_MACCHI): New macro.
6991 (ASM_SPEC): Add -mfix-vr4130.
6992 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
6993 (override_options): Handle mips_fix_vr4130_string.
6994 (mips_avoid_hazards): Clear all_noreorder_p
6995 if we're working around VR4130 errata and the macc alternatives
6997 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
6998 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
6999 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7000 (MULTILIB_DEFAULTS): Remove leading "march=".
7001 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7002 if no architecture option is given.
7003 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7005 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7006 * doc/invoke.texi: Document -mfix-vr4130.
7008 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7010 * config/mips/mips.c (override_options): Only warn about -mint64
7011 deprecation if TARGET_INT64.
7013 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7015 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7016 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7017 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7018 are non-specific regarding the nonnull parameter positions.
7019 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7020 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7021 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7022 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7024 * builtins.def: Use the non-specific "nonnull" attibute lists.
7026 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7028 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7029 single_pred_edge, single_succ, single_pred): Improve comments.
7031 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7033 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7034 single_pred_edge, single_succ, single_pred): New inline functions.
7035 * bb-reorder.c (rotate_loop, find_traces_1_round,
7036 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7037 duplicate_computed_gotos): Use the single_succ/pred functions.
7038 * cfganal.c (forwarder_block_p): Ditto.
7039 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7040 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7041 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7042 merge_seq_blocks): Ditto.
7043 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7044 * cfglayout.c (fixup_reorder_chain): Ditto.
7045 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7046 canonicalize_loop_headers, verify_loop_structure): Ditto.
7047 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7048 mfb_update_loops, create_preheader, force_single_succ_latches,
7049 create_loop_notes): Ditto.
7050 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7051 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7052 commit_one_edge_insertion, purge_dead_edges,
7053 cfg_layout_can_merge_blocks_p): Ditto.
7054 * except.c (sjlj_emit_function_enter): Ditto.
7055 * flow.c (init_propagate_block_info): Ditto.
7056 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7057 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7058 insert_insn_end_bb): Ditto.
7059 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7060 find_if_case_2): Ditto.
7061 * lambda-code.c (perfect_nestify): Ditto.
7062 * lcm.c (optimize_mode_switching): Ditto.
7063 * loop-doloop.c (doloop_modify): Ditto.
7064 * loop-init.c (loop_optimizer_init): Ditto.
7065 * loop-iv.c (simplify_using_initial_values): Ditto.
7066 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7067 * loop-unswitch.c (unswitch_loop): Ditto.
7068 * modulo-sched.c (generate_prolog_epilog): Ditto.
7069 * predict.c (combine_predictions_for_insn, estimate_probability,
7070 tree_estimate_probability, last_basic_block_p,
7071 estimate_bb_frequencies): Ditto.
7072 * profile.c (branch_prob): Ditto.
7073 * regrename.c (copyprop_hardreg_forward): Ditto.
7074 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7075 * tracer.c (layout_superblocks): Ditto.
7076 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7077 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7078 cleanup_control_expr_graph, disband_implicit_edges,
7079 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7080 tree_verify_flow_info, tree_make_forwarder_block,
7081 tree_forwarder_block_p, remove_forwarder_block,
7082 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7083 * tree-if-conv.c (tree_if_conversion): Ditto.
7084 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7085 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7086 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7087 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7088 copy_loop_headers): Ditto.
7089 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7090 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7091 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7092 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7093 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7094 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7095 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7096 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7097 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7098 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7099 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7100 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7101 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7102 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7103 slpeel_add_loop_guard): Ditto.
7105 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7107 PR tree-optimization/15784
7108 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7111 * stmt.c (expand_case): Don't change index_type. Convert minval
7114 PR tree-optimization/20130
7115 * fold-const.c (fold): Fold x * -1 into -x.
7117 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7119 PR rtl-optimization/20331
7120 * rtlanal.c (modified_between_p): Check its address first for MEM.
7121 (modified_in_p): Likewise.
7123 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7125 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7127 2005-03-10 Steven Bosscher <stevenb@suse.de>
7129 * expr.c (expand_expr_real_1): If possible, use a conditional
7130 move for expanding MIN_EXPR and MAX_EXPR.
7131 Use temp for moving around rtx-en.
7133 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7136 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7139 2005-03-10 Roger Sayle <roger@eyesopen.com>
7141 * builtins.c (expand_builtin_signbit): Extend to handle floating
7142 point modes wider than the largest integer type, using the
7143 operand_subword_force function to obtain the signbit's word.
7145 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7148 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7149 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7151 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7153 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7155 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7157 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7159 (perform_edge_inserts): Unconditionally call
7160 free_dominator_info.
7162 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7164 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7166 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7168 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7170 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7172 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7174 (rtl_register_value_prof_hooks,
7175 tree_value_profile_transformations,
7176 tree_register_value_prof_hooks): Likewise.
7177 * var-tracking.c (stack_adjust_offset_pre_post,
7178 variable_htab_free, variable_union, dataflow_set_different_2,
7179 count_uses, variable_was_changed, set_frame_base_location,
7180 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7181 vt_add_function_parameters): Likewise.
7182 * varasm.c (named_section_real, named_section, make_decl_rtl,
7183 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7184 const_hash_1, compare_constant, copy_constant, force_const_mem,
7185 output_constant_pool_2, output_constant_pool_1, output_constant,
7186 output_constructor, make_decl_one_only, decl_tls_model,
7187 default_no_named_section, default_elf_select_section_1,
7188 default_unique_section_1): Likewise.
7189 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7190 * vmsdbgout.c (addr_const_to_string): Likewise.
7193 * function.c (struct assign_parm_data_one): Remove last_named
7195 (assign_parm_find_data_types): Don't determine last_named.
7196 Reorder named_parm determination.
7197 (assign_parms): Only setup varargs on the last non-varadic
7200 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7202 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7203 sda base address on medium model.
7205 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7207 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7208 * cfgloop.c (flow_loop_nodes_find): Export.
7209 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7211 * cfgloopmanip.c (fix_loop_structure): New function.
7212 * predict.c (predict_loops): Clean up the loops information.
7213 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7214 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7216 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7217 (rewrite_into_loop_closed_ssa): Declaration changed.
7218 * tree-loop-linear.c (linear_transform_loops): Add argument to
7219 rewrite_into_loop_closed_ssa call.
7220 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7221 * tree-ssa-loop-im.c (move_computations): Ditto.
7222 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7223 * tree-vectorizer.c (vectorize_loops): Ditto.
7224 * tree-optimize.c: Include cfgloop.h.
7225 (execute_todo): Choose whether to call cleanup_tree_cfg or
7226 cleanup_tree_cfg_loop.
7227 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7228 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7229 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7230 cleanup_tree_cfg_loop call.
7231 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7232 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7233 work on part of cfg.
7235 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7238 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7239 with multiple alternatives.
7241 * stmt.c (parse_output_constraint): Fix a typo.
7243 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7245 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7246 assembly directive instead of deprecated "no-generics".
7248 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7250 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7251 for non-offsettable memory references to cope with outstanding reload
7253 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7254 avoid losing outstanding address reloads.
7255 ("reload_outdi", "reload_outdf"): Likewise.
7257 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7259 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7260 code. Add more cbrt transformations.
7262 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7264 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7266 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7268 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7269 NULL_TREE when a given tree is not simplified.
7270 (fold): Return the original tree when any of the functions
7271 mentioned above NULL_TREE.
7273 * fold-const.c (fold_unary, fold_binary): Take decomposed
7274 arguments, code, type, op0, and op1 in case of fold_binary.
7275 (fold): Update calls to fold_unary and fold_binary.
7277 2005-03-09 Roger Sayle <roger@eyesopen.com>
7279 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7280 a fndecl and an arglist instead of a CALL_EXPR, exp.
7282 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7284 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7286 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7288 * expr.c (expand_assignment): Remove orig_to_rtx.
7290 * fold-const.c (int_const_binop): Remove no_overflow.
7292 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7294 * loop-iv.c (get_biv_step_1): Remove lhs.
7296 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7298 * real.c (real_nan): Remove neg.
7300 * function.c (thread_prologue_and_epilogue_insns): Remove i
7303 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7306 * tree-eh.c (tree_could_trap_p): Remove idx.
7308 * tree-into-ssa.c (ann): Remove ann.
7310 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7312 * tree-sra.c (decide_block_copy): Remove inst_count.
7314 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7316 * tree-ssa-loop-im.c (lhs): Remove.
7318 * cfgbuild.c (state, STATE, SET_STATE,
7319 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7321 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7322 (find_basic_blocks): Set the state of each basic block to
7325 2005-03-08 Jeff Law <law@redhat.com>
7327 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7328 goto results in the removal of edges in the CFG, then we need
7329 to recompute dominators.
7331 2005-03-09 Ben Elliston <bje@au.ibm.com>
7333 * c-common.c (c_do_switch_warnings): Comment fix.
7335 2005-03-08 Julian Brown <julian@codesourcery.com>
7337 * Patch from 2005-03-08 reverted for causing regressions and
7338 ppc-darwin bootstrap failure.
7340 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7342 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7343 Define the real function for ppc-darwin.
7344 * c-typeck.c (convert_arguments): Check for target-specific
7345 invalid argument call to unprototyped function.
7346 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7348 * target.h (invalid_arg_for_unprototyped_fn): New field
7350 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7351 default target hook.
7352 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7355 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7357 * c-typeck.c (constructor_stack, constructor_range_stack,
7358 initializer_stack): Make them static.
7360 * cfg.c (rbi_pool): Make it static.
7362 * gimple-low.c (lower_stmt_body): Make it static.
7363 * tree-flow.h: Remove the corresponding prototype. Don't
7366 * sched-deps.c (cache_size): Make it static.
7368 * stor-layout.c (lang_adjust_rli): Make it static.
7370 2005-03-08 Julian Brown <julian@codesourcery.com>
7372 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7373 from being used for symbols with vague linkage when
7374 HAVE_GAS_COMDAT_GROUP is true.
7376 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7378 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7379 nlabel == JUMP_LABEL (jump).
7381 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7383 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7384 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7385 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7386 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7388 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7391 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7392 * c-common.c (handle_returns_twice): New function.
7393 (c_common_attribute_table): Declare eturns_twice' attribute.
7394 * doc/extend.texi: Document eturns_twice' attribute.
7395 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7396 (struct tree_decl): Add returns_twice_flag.
7398 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7400 * tree-ssa-phiopt.c: Fix a comment typo.
7402 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7403 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7404 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7407 2005-03-08 Richard Henderson <rth@redhat.com>
7409 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7410 builtin codes with ctzdi2, clzdi2, popcountdi2.
7411 (struct alpha_builtin_def): Add is_const.
7412 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7413 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7414 (alpha_init_builtins): Init them. Set nothrow and const attributes
7416 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7417 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7418 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7419 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7420 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7421 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7422 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7423 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7424 (TARGET_FOLD_BUILTIN): New.
7425 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7426 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7428 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7430 2005-03-08 Ira Rosen <irar@il.ibm.com>
7432 PR tree-optimization/20122
7433 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7434 condition of access function instead of base.
7436 2005-03-07 Jeff Law <law@redhat.com>
7437 Steven Bosscher <stevenb@suse.de>
7439 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7440 (find_taken_edge): Call find_taken_edge_computed_goto as
7441 appropriate. Allow any gimple invariant rather than just
7442 INTEGER_CST for VAL.
7443 (cleanup_control_flow): Cleanup a computed goto which has turned
7445 (tree_merge_blocks): If block B has any forced labels, move
7446 them to the start of block A.
7447 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7448 computed gotos as well.
7449 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7450 removal of unnecessary computed gotos too.
7451 (lookup_redirection_data): Fix type of INSERT argument. Callers
7454 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7456 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7457 Remove trailing spaces.
7459 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7460 unshare_all_trees): Make them static.
7461 * tree-gimple.h: Remove the corresponding prototypes.
7463 * diagnostic.h: Remove unused prototype
7464 debug_output_buffer.
7465 * modulo-sched.c: Remove unused prototype
7466 set_row_column_for_ps.
7468 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7469 replace_phi_edge_with_variable): Remove unused variable i.
7471 2005-03-07 Per Bothner <per@bothner.com>
7473 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7475 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7478 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7479 bbs on the COND_EXPR instead of the PHI_NODEs.
7480 (candidate_bb_for_phi_optimization): Remove.
7481 (replace_phi_with_stmt): Rename to ...
7482 (replace_phi_edge_with_variable): this and change so that we
7483 replace the phi argument instead of removing the PHI.
7484 (conditional_replacement): Change so we deal with PHI with more
7486 (value_replacement): Likewise.
7487 (abs_replacement): Likewise.
7489 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7491 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7492 output_e500_flip_gt_bit.
7494 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7496 (rs6000_generate_compare): Fix logic to look at the correct bits.
7497 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7499 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7500 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7501 gen_move_from_CR_gt_bit.
7503 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7504 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7505 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7507 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7508 (E500_CR_IOR_COMPARE): New constant.
7510 2005-03-08 Earl Chew <earl_chew@agilent.com>
7511 David Billinghurst <David.Billinghurst@riotinto.com>
7513 * config/i386/host-cygwin.c: New file to support precompiled
7515 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7516 * config.host: Use above files for cygwin host.
7518 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7520 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7521 ordering ops from earlier change.
7523 2005-03-07 Per Bothner <per@bothner.com>
7525 Various fixes to allow us to again build if --enable-mapped-location:
7526 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7527 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7528 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7529 local variable loc. Change logic appropriately.
7530 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7531 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7532 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7533 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7534 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7536 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7538 PR rtl-optimization/19683
7539 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7540 number of bytes, to smallest_int_for_mode. Fix arguments to
7541 REG_CANNOT_CHANGE_MODE_P.
7543 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7545 * reorg.c (relax_delay_slots): Check that the jump is
7546 conditional before trying to invert it.
7548 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7550 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7553 * calls (stack_arg_under_construction): Make it static.
7555 * flow.c (regs_live_at_setjmp): Make it static.
7556 * flow.h: Remove the corresponding prototype.
7558 * reload1.c (reload_startobj, reload_firstobj,
7559 something_needs_operands_changed, reload_inherited,
7560 reload_inheritance_insn, reload_override_in,
7561 reload_spill_index): Make them static.
7563 * recog.c (verify_changes): Make it static.
7564 * recog.h: Remove the corresponding prototype.
7566 * cfgbuild.c (find_sub_basic_blocks): Remove.
7567 * basic-block.h: Remove the corresponding prototype.
7568 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7570 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7572 * tree-ssa-operands.c (check_build_stmt): Remove.
7574 * stor-layout.c (set_alignment): Remove.
7575 * tree.h: Remove the corresponding prototype.
7577 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7579 * tree-ssa-dce.c (control_dependence_map,
7580 visited_control_parents): Make them static.
7582 * cfghooks.c (verify_flow_info): Remove local variable
7585 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7588 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7590 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7592 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7594 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7596 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7597 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7598 PARALLEL for an empty structure.
7600 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7602 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7604 * fold-const.c (fold_binary): Unroll the very first "for"
7607 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7609 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7610 redundant match_code test.
7611 (scc_comparison_operator): Swap match_operand and match_code
7613 (branch_positive_comparison_operator): Same.
7614 (trap_comparison_operator): Use comparison_operator and swap with
7617 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7620 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7621 (out_movhi_r_mr): Read low byte of volatile MEM first.
7622 (out_movhi_mr_r): Write high byte of volatile MEM first.
7624 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7626 * cselib.c (reg_values, reg_values_size): Make them static.
7628 * cse.c (cse_reg_info_table): Make it static.
7630 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7632 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7634 * cse.c (find_best_addr): Use canon_for_address.
7636 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7638 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7639 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7640 SUBREG and MEM, respectively.
7642 * fold-const.c (fold_binary): Use code instead of t.
7644 * fold-const.c (optimize_minmax_comparison): Take decomposed
7645 arguments code, type, op0, and op1 instead of t.
7646 (fold_binary): Update a call to optimize_minmax_comparison.
7648 * fold-const.c (fold_range_test): Take decomposed arguments
7649 code, type, op0, and op1 instead of t.
7650 (fold_binary): Update a call to fold_range_test.
7652 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7653 decomposed arguments code, type, op0, and op1 instead of t.
7654 (fold_binary): Update a call to fold_range_test.
7656 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7658 * fold-const.c (fold_binary): Avoid directly using the original
7659 expression t as much as possible.
7661 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7663 * c-semantics.c (build_stmt): Use TYPE_P instead of
7664 IS_NON_TYPE_CODE_CLASS.
7665 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7666 (NON_TYPE_CHECK): Use TYPE_P instead of
7667 IS_NON_TYPE_CODE_CLASS.
7669 * fold-const.c (fold): Remove handling of binary expressions.
7671 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7673 * doc/c-tree.texi: Wrap comments in @r{}.
7674 * doc/cpp.texi: Likewise.
7675 * doc/cppinternals.texi: Likewise.
7676 * doc/extend.texi: Likewise.
7677 * doc/md.texi: Likewise.
7678 * doc/objc.texi: Likewise.
7679 * doc/sourcebuild.texi: Likewise.
7680 * doc/tm.texi: Likewise.
7683 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7685 * predict.c (apply_return_prediction): Standardize PHI chain
7687 * tree-ssa.c (ssa_redirect_edge): Likewise.
7689 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7690 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7693 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7694 * tree-flow.h: Adjust the prototype for remove_phi_node.
7695 * lambda-code.c (perfect_nestify): Adjust a call to
7698 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7699 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7701 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7702 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7703 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7704 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7706 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7707 of GEN_INT (trunc_int_for_mode (...)).
7708 * loop-iv.c (iv_number_of_iterations): Likewise.
7709 * postreload.c (reload_cse_move2add): Likewise.
7710 * simplify-rtx.c (simplify_const_unary_operation,
7711 simplify_const_binary_operation): Likewise.
7712 * stor-layout.c (get_mode_bounds): Likewise.
7714 * fold-const.c (fold_binary): New.
7715 (fold): Call fold_binary on binary expressions.
7717 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7719 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7720 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7721 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7722 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7723 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7725 2005-03-04 Devang Patel <dpatel@apple.com>
7727 PR tree-optimization/18815
7728 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7729 loops with zero exit edges.
7731 2005-03-04 Devang Patel <dpatel@apple.com>
7733 * doc/invoke.texi: Remove reference to webpage that does not exist.
7735 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7736 Joseph S. Myers <joseph@codesourcery.com>
7739 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7740 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7741 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7742 * pa.c (get_plabel): Change argument to symbol_ref. Call
7743 maybe_get_identifier instead of get_identifier.
7744 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7745 (struct deferred_plabel): Replace name field with symbol field.
7746 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7747 ASM_OUTPUT_EXTERNAL_REAL is defined.
7748 (output_global_address): Use output_addr_const for output of all
7750 (output_deferred_plabels): Use symbol_ref instead of name for address
7752 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7753 ASM_OUTPUT_SYMBOL_REF): New macros.
7754 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7756 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7759 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7761 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7762 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7764 2005-03-04 Jeff Law <law@redhat.com>
7766 * basic-block.h (rediscover_loops_after_threading): Declare.
7767 * tree-ssa-dom.c: Include cfgloop.h.
7768 (tree_ssa_dominator_optimize): Discover loops and some basic
7769 properties. Remove forwarder blocks recreated by loop header
7770 canonicalization. Also mark backedges in the CFG.
7771 * tree-ssa-threadupdate.c: Include cfgloop.h
7772 (rediscover_loops_after_threading): Define.
7773 (struct local_info): New field, JUMP_THREADED.
7774 (prune_undesirable_thread_requests): New function.
7775 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7776 then record that fact for the callers of redirct_edges.
7777 (thread_block): If BB has incoming backedges, then call
7778 prune_undesirable_thraed_requests. Note when we are
7779 going to have to rediscover loop information. Return a
7780 boolean indicating if any jumps were threaded.
7781 (thread_through_all_blocks): Bubble up boolean indicating
7782 if any jumps were threaded.
7783 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7784 (tree-ssa-threadupdate.o): Similarly.
7786 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7788 * fold-const.c (fold_ternary): Unroll the "for" loop to
7791 2005-03-04 Andrew Haley <aph@redhat.com>
7793 * unwind-dw2-fde-glibc.c (struct
7794 unw_eh_callback_data.check_cache): New field.
7795 (frame_hdr_cache): New.
7796 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7797 Cache frame header info.
7799 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7801 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7802 (print_c_condition): Declare.
7803 * read-rtl.c (ptr_loc): New structure.
7804 (ptr_locs, ptr_loc_obstack, joined_conditions)
7805 (joined_conditions_obstack): New variables.
7806 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
7807 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
7808 (join_c_conditions, print_c_condition): New functions.
7809 (apply_macro_to_string): Associate the new string with the same
7810 source location as the old one.
7811 (add_condition_to_string): Use join_c_conditions.
7812 (read_string): Use set_rtx_ptr_loc to record a filename and line
7813 number for the string.
7814 (read_rtx): Initialize the new variables above.
7815 * genattrtab.c (write_test_expr, write_attr_value): Use
7817 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
7818 comment above the GCC_VERSION check.
7819 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
7820 Inline the definition of MAYBE_EVAL.
7821 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
7822 * genoutput.c (process_template): Likewise.
7823 * genpreds.c (write_predicate_subfunction): Likewise.
7824 (write_predicate_expr): Use print_c_condition.
7825 * genrecog.c (write_cond): Likewise.
7826 * gensupport.c (process_rtx): Use join_c_conditions to join the
7827 conditions of a define_insn_and_split. Record a source location
7828 for the string after the "&&".
7829 (alter_test_for_insn): Use join_c_conditions.
7831 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7834 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7835 PR tree-optimization/15784
7836 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7839 2005-03-04 Ben Elliston <bje@au.ibm.com>
7841 * gcc.c (option_map): Add --coverage.
7842 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
7843 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
7844 * config/darwin.h: Pass -lgcov for `coverage'.
7845 * doc/invoke.texi (Debugging Options): Document --coverage.
7847 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7849 * gcse.c (bypass_block): Use find_edge wherever possible.
7851 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7855 * c-opts.c (c_common_parse_file): Call start_source_file
7856 and end_source_file at the approriate times.
7858 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7859 the main file, it will be done for us now.
7861 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7863 * fold-const.c (fold_ternary): New.
7864 (fold): Call fold_ternary on ternary expressions. Remove
7865 handling of ternary expressions.
7867 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7869 PR tree-optimization/15784
7870 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7873 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7875 * config/rs6000/predicates.md (branch_comparison_operator):
7876 Convert from C block to conditional format.
7878 2005-03-03 Jan Hubicka <jh@suse.cz>
7880 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7881 and non-constant public variables.
7883 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7885 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7888 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7891 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7892 calls to release_ssa_name and release_phi_node.
7894 * fold-const.c (fold): Remove handling of unary expressions.
7896 * fold-const.c (fold_unary): Avoid directly using the original
7897 expression t as much as possible.
7899 2005-03-03 Roger Sayle <roger@eyesopen.com>
7900 Andrew Pinski <pinskia@physics.uc.edu>
7902 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
7903 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
7905 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
7907 Describe special registers SRP and MOF as allocatable registers.
7908 * config/cris/cris.c (cris_md_asm_clobbers): New function.
7909 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
7910 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
7911 TARGET_HAS_MUL_INSNS.
7912 (cris_print_operand) <case 'd'>: New case.
7913 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
7914 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
7916 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
7917 (REG_ALLOC_ORDER): Update for MOF.
7918 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
7920 (GENERAL_REGS): No longer a define of ALL_REGS.
7921 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
7922 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7924 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
7925 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
7926 (SECONDARY_RELOAD_CLASS): Define.
7927 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
7928 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
7929 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
7930 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
7931 (REGISTER_MOVE_COST): Define.
7932 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
7933 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
7934 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
7935 (CRIS_MOF_REGNUM): New define_constants.
7936 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
7938 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
7940 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
7941 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
7942 Adjust for MOF being properly described as a register.
7943 (indir_to_reg_split): Name this split. Conditionalize on the
7944 destination register being a general register.
7945 (movei): Conditionalize on on operands 0 and 1 having the same
7948 2005-03-03 Alan Modra <amodra@bigpond.net.au>
7951 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
7952 -mcpu to override any other explicitly given flags.
7954 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
7956 * recog.c (verify_changes, confirm_change_group): New functions,
7957 broken out of apply_change_group.
7958 (apply_change_group): Use them.
7959 * recog.h (verify_change, confirm_change_group): Declare.
7960 * rtl.h (redirect_jump_2): Declare.
7961 * jump.c (redirect_exp, invert_exp): Delete.
7962 (invert_exp_1): Take second parameter. Return value. Changed caller.
7963 (redirect_jump_2): New function, broken out of redirect_jump.
7964 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
7965 (invert_jump): Use invert_jump_1 and redirect_jump_2.
7966 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
7968 2005-03-02 Geoffrey Keating <geoffk@apple.com>
7970 * varasm.c (named_section): Use xstrdup rather than doing it by
7973 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
7975 2005-03-02 Devang Patel <dpatel@apple.com>
7977 Undo PR tree-optimization/18815 fix.
7979 2005-03-02 Devang Patel <dpatel@apple.com>
7981 PR tree-optimization/18815
7982 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7983 loops with zero exit edges.
7985 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7987 * cfg.c (connect_src, connect_dest, disconnect_src,
7988 disconnct_dest): New.
7989 (unchecked_make_edge, remove_edge, redirect_edge_succ,
7990 redirect_edge_pred): Use the new functions.
7992 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7993 free_dominance_info only when needed.
7995 2005-03-02 David Edelsohn <edelsohn@gnu.org>
7998 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
7999 (reg_or_sub_cint64_operand): Same.
8001 2005-03-02 Jeff Law <law@redhat.com>
8003 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8004 CFG_ALTERED in the main DOM iteration loop.
8006 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8009 * varasm.c (initializer_constant_valid_p): Allow conversions
8010 between OFFSET_TYPEs. Tidy.
8012 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8014 * config/cris/cris.md ("return"): Remove epilogue delay list
8017 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8019 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8021 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8023 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8025 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8026 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8027 config/m68k/m68k.c, config/mips/mips.h,
8028 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8029 doc/include/gcc-common.texi: Update copyright.
8031 PR middle-end/18029 and PR middle-end/18030
8032 * expr.c (optimize_bitfield_assignment_op): Add a special case
8033 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8035 * fold-const.c (fold_unary): New.
8036 (fold): Call fold_unary on unary expressions.
8038 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8040 * cgraph.h (struct cgraph_edge): Add prev_caller and
8042 (cgraph_node_remove_callees): Export.
8043 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8045 (cgraph_edge_remove_callee): New function.
8046 (cgraph_edge_remove_caller): Likewise.
8047 (cgraph_remove_edge): Use.
8048 (cgraph_redirect_edge_callee): Likewise.
8049 (cgraph_node_remove_callees): New function.
8050 (cgraph_node_remove_callers): Likewise.
8051 (cgraph_remove_node): Use.
8052 * tree-optimize.c (tree_rest_of_compilation): Use
8053 cgraph_node_remove_callees instead of manual loop.
8054 * cgraphunit.c (cgraph_finalize_function): Likewise.
8055 (cgraph_expand_function): Likewise.
8056 (cgraph_remove_unreachable_nodes): Likewise.
8058 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8061 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8063 * c-decl.c (undeclared_variable): Take location as argument.
8064 * c-typeck.c (build_external_ref): Likewise.
8065 * c-parser.c (c_parser_postfix_expression): Pass location of
8066 identifier to build_external_ref.
8068 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8070 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8071 CCEQ mode for branch_positive_comparison_operator test.
8072 * config/rs6000/predicates (branch_comparison_operator): Revert to
8074 (scc_comparison_operator): Same.
8075 (branch_positive_comparison_operator): Same.
8077 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8079 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8080 (cris_delay_slots_for_epilogue): Remove.
8081 (save_last): Move into cris_target_asm_function_epilogue.
8082 (cris_target_asm_function_epilogue): Remove tests for file being
8084 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8085 (cris_delay_slots_for_epilogue): Remove prototypes.
8086 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8087 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8089 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8091 * config/rs6000/predicates.md (branch_comparison_operator): Change
8092 to define_special_predicate.
8093 (scc_comparison_operator): Same.
8094 (branch_positive_comparison_operator): Same.
8096 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8098 * Makefile.in (tree-ssa-sink.o): New.
8099 (OBJS-common): Add tree-ssa-sink.o.
8100 * common.opt: Add -ftree-sink
8101 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8102 * timevar.def (TV_TREE_SINK): new timevar.
8103 * tree-flow.h (is_hidden_global_store): Prototype.
8104 * tree-optimize.c (init_tree_optimization_passes): Add
8106 * tree-pass.h (pass_sink_code): New.
8107 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8108 for non-obvious global store store to is_hidden_global_store, and
8109 call that new function.
8110 * tree-ssa-sink.c: New file.
8111 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8112 * doc/passes.texi: Document forward store motion.
8113 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8114 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8115 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8116 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8118 2005-03-01 Per Bothner <per@bothner.com>
8120 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8121 and we have a non-zero column-number, add it to the message.
8122 Also factor out the diagnostic_kind_text.
8124 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8126 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8127 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8128 flow_loop_scan): Removed.
8129 (flow_loop_dump): Do not dump removed fields.
8130 (flow_loop_free): Do not free removed fields.
8131 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8132 (loop_exit_edge_p): New function.
8133 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8134 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8135 num_exits, exits_doms.
8136 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8137 LOOP_EDGES, LOOP_ALL): Removed.
8138 (flow_loop_scan): Declaration removed.
8139 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8140 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8142 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8143 (if_convert): Call flow_loops_find and flow_loops_free
8144 when calling mark_loop_exit_edges.
8145 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8146 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8147 free_dominance_info calls.
8148 * loop-init.c (flow_loops_find): Ditto.
8149 * passes.c (rest_of_handle_branch_prob): Ditto.
8150 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8151 * loop-unroll.c (analyze_insns_in_loop): Do not use
8153 * predict.c (predict_loops): Do not call flow_loop_scan.
8154 Use get_loop_exit_edges.
8155 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8156 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8157 Do not use EDGE_LOOP_EXIT.
8158 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8159 to bb_with_exit_edge_p.
8160 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8161 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8162 to bb_with_exit_edge_p.
8163 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8165 * tree-loop-linear.c (linear_transform_loops): Do not call
8166 flow_loop_scan. Use loop->single_exit.
8167 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8168 (vect_analyze_loop_form): Do not call flow_loop_scan.
8169 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8171 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8173 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8174 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8175 slpeel_tree_duplicate_loop_to_edge_cfg,
8176 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8177 Use loop_preheader_edge and loop->single_exit. Do not call
8180 2005-03-01 Nick Clifton <nickc@redhat.com>
8182 * config/arm/arm.c (thumb_find_work_register): Check all of the
8183 argument registers to see if they are free, and a couple of
8184 special cases where the last argument register but can be proved
8185 to be available during the function's prologue.
8186 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8187 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8188 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8190 (thumb_compute_save_reg_mask): Likewise. Also use
8191 thumb_find_work_register() to ensure that there is agreement about
8192 which work register is going to be used in the prologue.
8193 (thumb_output_function_prologue): Use unsigned long as the type
8194 for the register bit-mask. Also delay pushing the link register if
8195 other high registers are going to be pushed.
8196 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8197 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8198 redundant prototypes.
8200 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8203 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8204 and after reload in REG+REG indexed addresses without REG_POINTER
8205 set in the base and not set in the index.
8207 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8209 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8210 Don't undefine here.
8211 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8212 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8213 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8214 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8215 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8217 * config.gcc (sh*-*-linux*): Use config/linux.h.
8219 2005-02-28 Dale Johannesen <dalej@apple.com>
8220 Stan Shebs <shebs@apple.com>
8222 Rewrite of 64-bit Darwin structure-by-value pass/return.
8223 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8224 intoffset, use_stack, named.
8225 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8226 (rs6000_darwin64_record_arg_advance_flush): New.
8227 (rs6000_darwin64_record_arg_advance_recurse): New.
8228 (rs6000_darwin64_record_arg_flush): New.
8229 (rs6000_darwin64_record_arg_recurse): New.
8230 (rs6000_darwin64_record_arg): New.
8231 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8232 (function_arg_boundary): Handle 128-bit aligned structs.
8233 (function_arg_advance): Rewrite darwin64 struct handling.
8234 (function_arg): Call rs6000_darwin64_record_arg.
8235 (function_arg_partial_nregs): Handle darwin64 structs.
8236 (rs6000_darwin64_function_value): Remove.
8237 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8239 2005-02-28 Roger Sayle <roger@eyesopen.com>
8241 PR tree-optimization/20216
8242 * tree-chrec.c (tree_fold_factorial): Delete.
8243 (tree_fold_binomial): Change argument list to take a return type
8244 and change the type of K to unsigned int. Rewrite to avoid explicit
8245 evaluation of factorials, and (recursively) calling fold to perform
8246 compile-time arithmetic. Return NULL on (internal) overflow.
8247 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8248 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8249 if any intermediate calculation overflows.
8250 (chrec_apply): Update call to chrec_evaluate.
8252 2005-02-28 James E Wilson <wilson@specifixinc.com>
8254 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8256 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8259 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8260 instead of NULL_TREE on error.
8262 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8264 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8265 (EASY_VECTOR_15_ADD_SELF): Remove.
8266 (num_insns_constant_wide): Not static.
8267 (validate_condition_mode): Not static.
8268 (toc_relative_expr_p): Not static.
8269 (legitimate_indirect_address_p): Not static.
8270 (macho_lo_sum_memory_operand): Not static.
8271 (invalid_e500_subreg): Not static.
8272 (easy_vector_same): Not static.
8273 (easy_vector_splat_const): Not static.
8274 (RS6000_SYMBOL_REF_TLS_P): Remove.
8275 (any_operand): Delete.
8276 (any_parallel_operand): Delete.
8277 (count_register_operand): Delete.
8278 (altivec_register_operand): Delete.
8279 (xer_operand): Delete.
8280 (s8bit_cint_operand): Delete.
8281 (short_cint_operand): Delete.
8282 (u_short_cint_operand): Delete.
8283 (non_short_cint_operand): Delete.
8284 (exact_log2_cint_operand): Delete.
8285 (gpc_reg_operand): Delete.
8286 (cc_reg_operand): Delete.
8287 (cc_reg_not_cr0_operand): Delete.
8288 (reg_or_short_operand): Delete.
8289 (reg_or_neg_short_operand): Delete.
8290 (reg_or_aligned_short_operand): Delete.
8291 (reg_or_u_short_operand): Delete.
8292 (reg_or_cint_operand): Delete.
8293 (reg_or_arith_cint_operand): Delete.
8294 (reg_or_add_cint64_operand): Delete.
8295 (reg_or_sub_cint64_operand): Delete.
8296 (reg_or_logical_cint_operand): Delete.
8297 (got_operand): Delete.
8298 (got_no_const_operand): Delete.
8299 (easy_fp_constant): Delete.
8300 (easy_vector_constant): Delete.
8301 (easy_vector_constant_add_self): Delete.
8302 (zero_constant): Delete.
8303 (zero_fp_constant): Delete.
8304 (volatile_mem_operand): Delete.
8305 (offsettable_mem_operand): Delete.
8306 (mem_or_easy_const_operand): Delete.
8307 (add_operand): Delete.
8308 (non_add_cint_operand): Delete.
8309 (logical_operand): Delete.
8310 (non_logical_cint_operand): Delete.
8311 (mask_operand): Delete.
8312 (mask_operand_wrap): Delete.
8313 (mask64_operand): Delete.
8314 (mask64_2_operand): Delete.
8315 (and64_operand): Delete.
8316 (and64_2_operand): Delete.
8317 (and_operand): Delete.
8318 (reg_or_mem_operand): Delete.
8319 (lwa_operand): Delete.
8320 (symbol_ref_operand): Delete.
8321 (call_operand): Delete.
8322 (current_file_function_operand): Delete.
8323 (input_operand): Delete.
8324 (rs6000_nonimmediate_operand): Delete.
8325 (rs6000_tls_symbol_ref): Delete.
8326 (save_world_operation): Delete.
8327 (restore_world_operation): Delete.
8328 (load_multiple_operation): Delete.
8329 (store_multiple_operation): Delete.
8330 (vrsave_operation): Delete.
8331 (mfcr_operation): Delete.
8332 (mtcrf_operation): Delete.
8333 (lmw_operation): Delete.
8334 (stmw_operation): Delete.
8335 (branch_comparison_operator): Delete.
8336 (branch_positive_comparison_operator): Delete.
8337 (scc_comparison_operator): Delete.
8338 (trap_comparison_operator): Delete.
8339 (boolean_operator): Delete.
8340 (boolean_or_operator): Delete.
8341 (min_max_operator): Delete.
8342 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8343 (EASY_VECTOR_15): Moved to here.
8344 (EASY_VECTOR_15_ADD_SELF): Move to here.
8345 (PREDICATE_CODES): Delete.
8346 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8347 Declare functions no longer static.
8348 * config/rs6000/predicates.md: New.
8349 * config/rs6000/rs6000.md: Include predicates.md
8351 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8353 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8354 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8356 * cfgrtl.c (need_fake_edge_p): Likewise.
8357 * combine.c (distribute_notes): Likewise.
8358 * emit-rtl.c (try_split): Likewise.
8359 * recog.c (peephole2_opimize): Likewise.
8360 * reg-notes.def (ALWAYS_RETURN): Remove.
8361 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8362 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8363 * tree.h (ECF_ALWAYS_RETURN): Remove.
8365 2005-02-28 Roger Sayle <roger@eyesopen.com>
8368 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8369 between different machine modes is never a "useless" conversion.
8371 2005-02-28 Geert Bosch <bosch@gnat.com>
8374 * doc/contrib.texi: List contributors for Ada front end
8376 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8378 * simplify-rtx.c (simplify_unary_operation_1,
8379 simplify_const_unary_operation): New, extracted from...
8380 (simplify_unary_operation): ... this one.
8381 (simplify_binary_operation_1,
8382 simplify_const_binary_operation): New, extracted from...
8383 (simplify_binary_operation): ... this one.
8384 * rtl.h (simplify_const_unary_operation,
8385 simplify_const_binary_operation): Add prototypes.
8387 2005-02-28 Julian Brown <julian@codesourcery.com>
8389 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8390 building libjava and caused PR regression/20228.
8392 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8395 * Makefile.in (host_subdir): New.
8396 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8397 * configure: Regenerate.
8399 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8401 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8402 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8403 installation directory first.
8405 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8408 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8409 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8410 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8411 * config/cris/cris.md: Tweak comments referring to Q.
8412 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8413 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8414 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8415 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8416 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8417 Insert spaces in constraints to align alternatives vertically for
8419 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8422 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8424 PR rtl-optimization/17728
8425 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8426 operand 0 from general_operand to move_dest_operand.
8428 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8430 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8431 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8432 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8433 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8435 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8437 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8438 * configure: Regenerate.
8439 * libada-mk.in: Remove CC; rename
8440 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8442 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8445 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8446 for the lhs, also walk over the tree. Likewise for rhs.
8448 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8450 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8451 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8452 Do not propagate value of iv before increment over the increment.
8454 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8456 * c-parser.c: New file.
8457 * c-parse.in: Remove.
8458 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8460 (c-parser.o): Add dependencies.
8461 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8462 maintainer-clean, TAGS): Update.
8463 * c-config-lang.in (gtfiles): Update.
8464 * gengtype-lex.l: Don't handle "@@".
8465 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8466 objc_build_synchronized, objc_begin_try_stmt,
8467 objc_begin_catch_clause, objc_finish_catch_clause,
8468 objc_build_finally_clause, objc_finish_try_stmt): New.
8469 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8471 (c_parse_init): Update comment.
8472 * c-decl.c (c_init_decl_processing): Update comment.
8473 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8474 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8475 new c_declspecs members.
8477 2005-02-25 Julian Brown <julian@codesourcery.com>
8479 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8480 from being used for symbols with vague linkage when
8481 HAVE_GAS_COMDAT_GROUP is true.
8483 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8485 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8487 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8490 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8491 (LIBGCC2_HAS_DF_MODE): New.
8492 (LIBGCC2_HAS_XF_MODE): New.
8493 (LIBGCC2_HAS_TF_MODE): New.
8494 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8495 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8496 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8497 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8498 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8499 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8500 and add _fixtfdi, _fixunstfdi, _floatditf
8501 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8502 L_fixunstfdi, L_floatditf.
8503 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8504 (LIBGCC2_HAS_TF_MODE): Define.
8506 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8508 PR tree-optimization/20204
8509 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8510 REWRITE_THIS_STMT markers on PHI nodes.
8511 (rewrite_initialize_block): Likewise.
8513 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8515 * version.c (version_string): Update to 4.1.
8517 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8519 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8520 Clarify that the alternative way doesn't work in GNU C++.
8522 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8524 PR tree-optimization/19937
8525 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8526 to the type of the induction variable.
8528 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8530 PR rtl-optimization/20117
8531 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8532 the block including noncopyable insn.
8534 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8536 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8537 calls to find_reg_note.
8539 2005-02-24 Richard Henderson <rth@redhat.com>
8542 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8545 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8547 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8548 vector types if to use base reg for misaligned non-word ld/std.
8550 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8553 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8554 dwarf2 label manually and put it after, not before the prologue.
8556 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8559 * reload.c (operands_match_p): Only increment register number for
8560 SCALAR_INT_MODE_P modes in multiple hard registers.
8562 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8565 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8567 * ChangeLog.5: Fix log message typo(s).
8568 * ChangeLog.7: Likewise.
8569 * ChangeLog.tree-ssa: Likewise.
8570 * cfgexpand.c: Fix comment typo(s).
8571 * conflict.c: Likewise.
8572 * defaults.h: Likewise.
8573 * dwarf2out.c: Likewise.
8575 * ggc-page.c: Likewise.
8576 * tree-eh.c: Likewise.
8577 * tree-ssa-dom.c: Likewise.
8579 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8582 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8583 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8584 if SHARED is defined.
8587 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8588 allow splitting only if operands 0 and 3 don't overlap.
8590 2005-02-24 Richard Henderson <rth@redhat.com>
8593 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8594 (fold_builtin_1): Call them.
8595 * fold-const.c (fold_complex_mult_parts): Split out from ...
8596 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8597 (fold_complex_div_parts, fold_complex_div): New.
8599 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8601 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8603 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8604 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8606 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8607 (print_node): Likewise.
8608 Print TYPE_SIZES_GIMPLIFIED.
8610 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8612 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8613 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8614 operands as commutative in constraints.
8616 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8618 * tree-into-ssa.c: Re-organize internal functions.
8620 2005-02-24 Richard Henderson <rth@redhat.com>
8623 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8625 * common.opt (fcx-limited-range): New.
8626 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8627 * toplev.c (flag_complex_method): Initialize to 1.
8628 (process_options): Set flag_complex_method to 0 if
8629 flag_cx_limited_range.
8630 * doc/invoke.texi (-fcx-limited-range): New.
8632 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8634 * cse.c (delete_trivially_dead_insns): Speed up by using
8635 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8638 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8640 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8641 functions when -mid-shared-library is being used.
8643 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8645 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8646 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8647 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8648 * system.h: Poison LINK_LIBGCC_SPECIAL.
8650 2005-02-23 James E Wilson <wilson@specifixinc.com>
8652 * gengtype.c (note_insn_name): Make 1 element larger.
8654 2005-02-23 Roger Sayle <roger@eyesopen.com>
8657 PR rtl-optimization/20097
8658 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8659 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8661 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8663 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8664 * t-aix52 (SHLIB_INSTALL): Same.
8666 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8668 * genpreds.c: Update copyright.
8670 2005-02-23 Michael Beach <michaelb@ieee.org>
8673 * config/sparc/t-elf (startup files): Assemble with CPP.
8675 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8677 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8678 (write_predicate_expr): Likewise.
8680 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8682 PR tree-optimization/20100
8683 PR tree-optimization/20115
8684 * tree-optimize.c (init_tree_optimization_passes): Remove
8685 pass_maybe_create_global_var.
8686 * tree-pass.h (pass_maybe_create_global_var): Remove.
8687 * tree-ssa-alias.c (aliases_computed_p): Declare.
8688 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8689 (count_calls_and_maybe_create_global_var): Remove.
8690 (pass_maybe_create_global_var): Remove.
8691 (init_alias_info): Do not declare aliases_computed_p.
8692 (maybe_create_global_var): If the function contains no
8693 call-clobbered variables and a mix of pure/const and regular
8694 function calls, create .GLOBAL_VAR.
8695 Mark all call-clobbered variables for renaming.
8696 (merge_pointed_to_info): Update comment.
8697 (add_pointed_to_var): Likewise.
8698 (is_escape_site): Likewise.
8699 Accept struct alias_info * instead of size_t *.
8701 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8703 * tree-ssa-operands.c (get_call_expr_operands): If
8704 ALIASES_COMPUTED_P is false, do not add call-clobbering
8706 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8707 (delete_tree_ssa): Likewise.
8709 2005-02-22 James E Wilson <wilson@specifixinc.com>
8711 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8712 (do_compile): Do call it here.
8714 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8716 PR rtl-optimization/20017.
8717 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8718 rest_of_handle_cse2, rest_of_handle_gcse): Call
8719 delete_dead_jumptables immediately before calling cleanup_cfg.
8721 2005-02-22 Devang Patel <dpatel@apple.com>
8724 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8727 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8729 * config/rs6000/aix.h (WINT_TYPE): Define.
8731 2005-02-22 Stan Shebs <shebs@apple.com>
8733 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8734 natural alignment for 64-bit Darwin.
8735 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8737 * doc/invoke.texi: Document this.
8739 2005-02-22 DJ Delorie <dj@redhat.com>
8741 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8742 to make_[un]signed_type, not the mode itself.
8744 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8746 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8747 not available. Use tail calls wherever possible.
8748 (make_edge): Call unchecked_make_edge to create an edge.
8750 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8751 (coalesce_ssa_name): Don't check for
8752 SSANORM_USE_COALESCE_LIST.
8753 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8755 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8757 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8758 (rewrite_into_ssa): ... here.
8760 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8762 PR tree-optimization/19786
8763 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8764 tag to another's may-alias bitmap when adding to the other's list.
8766 2005-02-21 DJ Delorie <dj@redhat.com>
8768 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8769 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8770 registers in unsupported ways.
8771 * expmed.c (init_expmed): Likewise.
8773 2005-02-21 Stan Cox <scox@redhat.com>
8775 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8777 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8779 * tree-cfg.c (fold_cond_expr_cond): New.
8780 (make_edges): Call fold_cond_expr_cond.
8781 (find_taken_edge): Accept nothing but INTEGER_CST.
8782 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8784 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8786 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8787 that do not belong to any basic block.
8789 2005-02-21 Jeff Law <law@redhat.com>
8791 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8794 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8796 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8797 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8798 Adjust their definitions.
8799 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8800 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8802 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8803 genautomata.c, langhooks.c, langhooks.h, system.h,
8804 config/arm/lib1funcs.asm: Update copyright.
8806 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8808 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8810 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8813 * doc/install.texi: Document --with-gc.
8815 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8817 * simplify-rtx.c (simplify_unary_operation): Add a missing
8820 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8822 PR tree-optimization/18663
8823 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8824 if the type has variable bounds.
8826 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8828 * gcse.c: Remove an obsolete comment.
8830 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8832 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8834 * doc/extend.texi (Function Attributes) <Attribute const>: The
8835 attribute "pure" is below this text, not above.
8837 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8839 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
8840 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
8841 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
8843 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8846 * langhooks.h (struct lang_hooks): Add to_target_charset.
8847 * langhooks.c (lhd_to_target_charset): New function.
8848 * langhooks-def.h: Declare lhd_to_target_charset.
8849 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
8850 (LANG_HOOKS_INITIALIZER): Update.
8851 * c-common.c (c_common_to_target_charset): New function.
8852 * c-common.h: Declare it.
8853 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
8854 c_common_to_target_charset.
8856 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8857 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8859 * system.h: Poison them.
8860 * doc/tm.texi: Don't discuss them.
8861 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8862 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8863 (pp_c_char): Do not attempt to generate letter escapes for
8865 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8866 * config/mips/mips.c (mips_output_ascii): Likewise.
8868 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8870 PR tree-optimization/19951
8871 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8874 2005-02-19 Steven Bosscher <stevenb@suse.de>
8877 * function.h (struct function): New field `max_loop_depth'.
8878 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8879 (flow_loops_find): Reset the max loop depth count before finding loops.
8880 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8881 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8882 (calculate_global_regs_live): Make sure the loop will terminate
8883 when the initial sets are not empty.
8885 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8887 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8889 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8891 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8894 * doc/invoke.texi: Remove documentation of %M spec.
8896 (init_spec): Remove %M suffix from -lgcc_s.
8897 (do_spec_1): Remove 'M' case.
8898 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
8899 to put shared libraries in the multilib directory. Remove the
8900 shlib_so_soname substitution variable. Don't add a multilib encoding
8901 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
8902 reported by -print-multi-os-directory. Pass @multilib_dir@ to
8903 SHLIB_INSTALL as well as SHLIB_LINK.
8904 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
8905 (SHLIB_NAME): Delete.
8906 (SHLIB_DIR): New macro.
8907 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
8908 (SHLIB_INSTALL): Adjust accordingly.
8909 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
8910 * config/t-slibgcc-sld: Likewise.
8911 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
8912 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
8913 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
8915 (SHLIBUNWIND_INSTALL): Adjust accordingly.
8916 * config/i386/t-nwld (SHLIB_SONAME): Delete.
8917 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
8918 Use @shlib_base_name@ instead of @shlib_so_name@.
8919 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
8920 and @shlib_base_name@.so in @multilib_dir@.
8921 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
8922 to the install path.
8923 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
8924 (SHLIB_LINK): Remove previous workaround.
8925 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
8926 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
8927 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
8929 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
8930 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
8931 (SHLIB_INSTALL): Adjust accordingly.
8932 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
8933 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
8934 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
8935 config/t-slibgcc-elf-ver.
8937 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
8938 Jakub Jelinek <jakub@redhat.com>
8940 PR tree-optimization/19828
8941 * tree-ssa-loop-im.c: Add a TODO comment.
8942 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
8943 without side-effects.
8945 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8947 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
8950 2005-02-18 James E. Wilson <wilson@specifixinc.com>
8952 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
8953 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
8954 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
8956 (ia64_reorg): Delete fixup_errata call.
8957 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
8958 (TARGET_SWITCHES): Delete -mb-step entry.
8960 2005-02-19 Jakub Jelinek <jakub@redhat.com>
8963 * c-typeck.c (composite_type): Handle quals in transparent unions.
8964 (type_lists_compatible_p): Likewise.
8966 2005-02-18 Stan Shebs <shebs@apple.com>
8968 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
8969 expressions in the .literal8 section.
8971 2005-02-18 Geoffrey Keating <geoffk@apple.com>
8973 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
8975 2005-02-18 Roger Sayle <roger@eyesopen.com>
8977 * fold-const.c (constant_boolean_node): Always create values of the
8978 specified type, don't bother calling truthvalue_conversion.
8980 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8982 * except.c (output_function_exception_table): Call
8983 assemble_external_libcall (eh_personality_libfunc).
8985 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8988 * config/ia64/ia64.h (struct machine_function): Add state_num.
8989 * config/ia64/ia64.c (process_epilogue,
8990 process_for_unwind_directive): Use new unwind state numbers each
8991 time rather than state 1.
8993 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
8996 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
8997 before the "*llgt_didi" pattern.
8999 2005-02-18 Jason Merrill <jason@redhat.com>
9001 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9003 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9005 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9006 (div0): Use it in place of ARM_FUNC_ALIAS.
9007 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9009 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9012 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9013 access, the lower bound of the array type if it exists.
9015 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9018 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9019 cases that are out-of-range for the index type.
9021 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9023 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9024 (estimate_case_costs): Don't call convert.
9025 * expmed.c (expand_shift): Likewise.
9026 (make_tree): Call fold_convert instead of convert.
9028 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9031 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9032 that ref to be marked MEM_READONLY_P doesn't have base that needs
9035 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9037 * genautomata.c (output_get_cpu_unit_code_func,
9038 output_cpu_unit_reservation_p): Don't generate old-style function
9041 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9044 PR tree-optimization/20009
9045 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9047 PR tree-optimization/18947
9048 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9049 inline, remove all nodes that are inlined into the extern inline
9052 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9054 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9055 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9056 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9057 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9060 2005-02-17 Roger Sayle <roger@eyesopen.com>
9062 PR tree-optimization/19917
9063 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9064 to be potentially trapping.
9066 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9068 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9070 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9072 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9073 tem becomes a local variable which is set to the value of the
9074 back end defined INITIAL_FRAME_ADDRESS macro.
9075 (expand_builtin_frame_address): Omit the base parameter to
9076 expand_builtin_return_addr.
9077 (expand_builtin_profile_func): Likewise.
9078 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9079 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9080 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9082 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9084 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9085 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9086 * config/frv/frv.c (frv_function_epilogue): Likewise.
9088 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9090 * lambda-code (perfect_nestify): Remove mark/unmark
9092 * tree-loop-linear.c (linear_transform_loops): Add
9093 rewrite_into_ssa call so that ssa is correct for
9094 rewriting into loop closed.
9096 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9098 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9099 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9101 * bt-load.c (btr_def_live_range, combine_btr_defs,
9102 migrate_btr_def, migrate_btr_defs): Likewise.
9103 * cfgcleanup.c (thread_jump): Likewise.
9104 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9105 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9106 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9107 df_rd_local_compute, df_reg_info_compute): Likewise.
9108 * dominance.c (init_dom_info, free_dom_info): Likewise.
9109 * flow.c (init_propagate_block_info,
9110 free_propagate_block_info): Likewise.
9111 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9112 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9113 modify_reg_pav): Likewise.
9114 * loop-invariant.c (find_defs, find_invariant_insn,
9115 find_invariants, free_inv_motion_data): Likewise.
9116 * predict.c (tree_predict_by_opcode,
9117 estimate_bb_frequencies): Likewise.
9118 * stmt.c (expand_case): Likewise.
9119 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9120 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9121 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9122 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9123 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9124 rewrite_ssa_into_ssa): Likewise.
9125 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9126 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9127 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9128 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9129 * tree-sra.c (tree_sra): Likewise.
9130 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9131 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9132 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9133 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9134 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9135 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9137 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9138 calculate_live_on_entry, calculate_live_on_exit,
9139 build_tree_conflict_graph): Likewise.
9140 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9141 record_important_candidates, set_use_iv_cost, find_depends,
9142 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9143 tree_ssa_iv_optimize_finalize): Likewise.
9144 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9145 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9146 tree_duplicate_loop_to_header_edge): Likewise.
9147 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9148 * tree-ssa.c (verify_flow_insensitive_alias_info,
9149 verify_name_tags, verify_ssa, init_tree_ssa,
9150 delete_tree_ssa): Likewise.
9151 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9152 fini_ssanames): Likewise.
9153 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9155 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9157 * config/rs6000/t-rtems: Completely reworked.
9159 2005-02-17 Ira Rosen <irar@il.ibm.com>
9161 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9163 2005-02-17 Ira Rosen <irar@il.ibm.com>
9165 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9166 POINTER_TYPE_P when checking that type is a pointer.
9167 (vect_get_memtag): Remove.
9168 (vect_address_analysis): Use POINTER_TYPE_P. Call
9169 vect_object_analysis with dummy parameter for memtag.
9170 (vect_object_analysis): Extract memtag (functionality that
9171 used to be in vect_get_memtag and moved here). Fix printings.
9172 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9173 with correct parameters. Remove call to vect_get_memtag.
9175 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9177 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9178 (tree-vectorizer.o): Added missing dependencies.
9180 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9182 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9183 declaration in tree-vectorizer.c, now has an extern declaration in
9185 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9186 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9187 get_vectype_for_scalar_type, vect_is_simple_use,
9188 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9189 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9190 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9191 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9192 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9193 find_loop_location): Likewise.
9195 * tree-vectorizer.c (langhooks.h): #include removed.
9196 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9197 moved to tree-vectorized.h.
9198 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9199 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9200 get_vectype_for_scalar_type, vect_is_simple_use,
9201 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9202 vect_supportable_dr_alignment, new_loop_vec_info,
9203 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9204 vect_set_verbosity_level, find_loop_location): Likewise.
9206 (vect_analyze_loop): Function externalized. Declaration moved to
9207 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9208 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9209 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9210 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9211 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9212 vect_enhance_data_refs_alignment, vect_analyze_operations,
9213 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9214 vect_stmt_relevant_p, vect_get_loop_niters,
9215 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9216 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9217 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9218 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9219 vect_get_memtag): Likewise.
9221 (vectorizable_load): Function externalized. Declaration moved to
9222 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9223 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9224 vect_transform_loop): Likewise.
9225 (vect_transform_stmt): Moved to tree-vect-transform.c.
9226 (vect_align_data_ref, vect_create_destination_var,
9227 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9228 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9229 vect_get_vec_def_for_operand, vect_init_vector,
9230 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9231 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9232 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9233 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9234 vect_do_peeling_for_loop_bound): Likewise.
9236 * tree-vect-analyze.c: New file.
9237 * tree-vect-transform.c: New file.
9239 2005-02-17 Jason Merrill <jason@redhat.com>
9241 PR mudflap/19319, c++/19317
9242 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9245 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9247 * doc/install.texi (Specific): Update link for Darwin-specific
9250 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9252 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9253 constant_boolean_node.
9255 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9258 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9259 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9261 2005-02-16 Richard Henderson <rth@redhat.com>
9264 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9266 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9267 replace uses with Wtype_MAXp1_F.
9268 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9269 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9270 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9271 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9272 and HAVE_TFMODE as appropriate.
9273 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9274 (__floatdisf): Likewise.
9275 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9276 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9277 (Wtype_MAXp1_F): New.
9278 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9279 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9281 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9284 * arm.c (arm_apply_result_size): New function.
9285 * arm.h (APPLY_RESULT_SIZE): Define.
9286 * arm-protos.h (arm_apply_result_size): Add prototype.
9287 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9288 (movxf): New expand.
9289 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9290 (call_value_symbol): Remove predicate for operand 0.
9291 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9292 (untyped_call): Rework to correclty return values for any type.
9293 (untyped_return): New expand.
9294 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9296 2005-02-16 Stan Shebs <shebs@apple.com>
9298 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9299 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9301 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9303 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9304 configure settings on Solaris 7 and later.
9306 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9308 PR tree-optimization/19865
9309 * tree-optimize.c (init_tree_optimization_passes): Run
9310 pass_may_alias after pass_sra.
9312 2005-02-16 Richard Henderson <rth@redhat.com>
9313 Stuart Hastings <stuart@apple.com>
9316 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9317 Do nothing if debug info suppressed for this function.
9318 (dbxout_begin_function): Early exit if debug info suppressed for
9321 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9324 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9326 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9328 PR tree-optimization/19967
9329 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9330 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9331 argument TYPE. Adjust calls to fold_builtin_XXX.
9332 (expand_builtin, fold_builtin_1): Adjust calls to
9334 (fold_builtin_strchr, fold_builtin_strpbrk,
9335 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9336 result to a requested type TYPE.
9338 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9341 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9342 (T)x & (T)cst if (T)cst overflows.
9343 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9344 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9346 2005-02-15 Jeff Law <law@redhat.com>
9348 * gcse.c (blocks_with_calls): New bitmap.
9349 (alloc_gcse_mem): Allocate it.
9350 (free_gcse_mem): Free it.
9351 (clear_modifY_mem_tables): Clear it.
9352 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9353 when we encounter CALL_INSNs.
9354 (compute_transp, case MEM): Handle blocks with calls separate
9355 from blocks without calls. Use bitmap iterators rather than
9358 2005-02-15 Peter O'Gorman <peter@pogma.com>
9361 * mklibgcc.in (vis_hide): Use a temporary object file, not
9364 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9367 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9368 access optimization.
9370 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9371 Alan Modra <amodra@bigpond.net.au>
9374 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9375 (_xlqsub): Rename to __gcc_qsub.
9376 (_xlqmul): Rename to __gcc_qmul.
9377 (_xlqdiv): Rename to __gcc_qdiv.
9378 Provide versioned symbol aliases with old names.
9379 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9380 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9381 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9382 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9383 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9385 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9387 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9388 Fold ~(A - 1) and ~(A + -1) to -A.
9390 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9394 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9395 config/pa/pa-host.c:pa_gt_pch_use_address.
9397 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9399 * tree-vn.c (get_value_handle): Make sure that given an
9400 is_gimple_min_invariant expression, we always return it.
9402 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9404 * passes.c (rest_of_handle_gcse): Fix a comment.
9406 2005-02-15 Jeff Law <law@redhat.com>
9408 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9410 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9411 (canon_list_insert, record_last_mem_set_info): Similarly.
9412 (clear_modify_mem_tables): Similarly.
9414 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9416 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9417 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9418 config/mips/mips.md, config/rs6000/aix.h,
9419 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9421 2005-02-15 Richard Henderson <rth@redhat.com>
9423 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9424 call to be best_edge.
9426 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9428 * basic-block.h: Adjust the prototype for find_basic_blocks.
9429 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9430 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9433 * flow.c (recompute_reg_usage): Remove all arguments.
9434 * passes.c (rest_of_compilation): Adjust the call to
9435 recompute_reg_usage.
9436 * rtl.h: Adjust the prototype for recompute_reg_usage.
9438 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9440 * tree-dump.c (dump_files): Update to reflect new member
9442 (dump_register): Add new argument.
9444 (dump_switch_p_1): Check against glob name if doglob was passed.
9445 (dump_switch_p): Check against regular first, then glob if
9446 we didn't have any hits on the dump name.
9447 * tree-optimize.c (register_one_dump_file):
9448 Pass in glob name as well.
9449 * tree-pass.h (struct dump_file_info): Add glob
9452 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9454 PR preprocessor/16323
9455 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9457 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9460 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9461 (trunctfdf2_internal1): New.
9462 (trunctfdf2_internal2): Renamed from trunctfdf2.
9464 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9466 PR tree-optimization/19853
9467 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9469 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9471 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9472 delete_dead_jumptables and cleanup_cfg.
9474 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9476 * reload.c (find_reloads): Swap address_reloaded flags when
9477 swapping commutative operands.
9479 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9481 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9482 Use standard_iv_increment_position for computing the bsi position
9484 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9487 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9490 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9491 life range of hard registers.
9492 * value-prof.c (insn_prefetch_values_to_profile): Only
9495 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9496 profile in libcalls.
9498 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9500 * bitmap.h (bitmap_and_compl_into): Return bool.
9501 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9503 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9505 PR tree-optimization/19944
9506 * fold-const.c (fold): Re-add ABS_EXPR folding.
9508 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9511 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9512 {TARGET,MASK}_XL_COMPAT.
9513 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9515 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9516 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9518 (rs6000_arg_partial_bytes): Same.
9519 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9520 and XL compatibility enabled.
9521 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9522 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9523 test to final condition.
9524 (cmptf_internal2): New.
9525 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9526 xl-compat. Add TFmode information to description.
9528 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9530 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9532 2005-02-13 Jason Merrill <jason@redhat.com>
9535 * fold-const.c (fold_indirect_ref_1): Split out from...
9536 (build_fold_indirect_ref): Here.
9537 (fold_indirect_ref): New fn.
9538 * tree.h: Declare it.
9539 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9540 (gimplify_modify_expr_rhs): Likewise.
9541 (gimplify_expr): Likewise.
9543 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9545 PR tree-optimization/14303
9546 PR tree-optimization/15784
9547 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9548 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9549 ABS_EXPR<x> != 0 to x != 0.
9551 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9553 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9554 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9555 spelling conventions.
9557 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9558 delete_trivially_dead_insns too many times.
9560 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9563 2005-02-12 Ira Rosen <irar@il.ibm.com>
9565 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9566 (vect_is_simple_iv_evolution): Remove redundant parameter
9568 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9569 without last parameter.
9570 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9571 Return pointer step. Call vect_is_simple_iv_evolution without
9572 last parameter. Check only that the step is multiple of size
9573 type. Remove stmt_vinfo updates.
9574 (vect_get_memtag_and_dr): Remove.
9575 (vect_get_memtag): New function.
9576 (vect_address_analysis): New function.
9577 (vect_object_analysis): New function.
9578 (vect_analyze_data_refs): Call vect_object_analysis and
9579 vect_get_memtag. Update stmt_vinfo fields.
9581 2005-02-12 Ira Rosen <irar@il.ibm.com>
9583 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9584 exist and are objects. Remove checks for pointer.
9585 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9586 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9587 (vect_create_data_ref_ptr): Likewise.
9588 (vect_base_addr_differ_p): New function.
9589 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9590 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9591 Don't set the DR_BASE_NAME field of data-ref.
9592 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9594 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9596 * optabs.h (enum optab_index): Add new OTI_ldexp.
9597 (ldexp_optab): Define corresponding macro.
9598 * optabs.c (init_optabs): Initialize ldexp_optab.
9599 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9601 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9603 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9604 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9606 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9607 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9610 2005-02-12 Ira Rosen <irar@il.ibm.com>
9612 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9614 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9616 (vect_get_base_and_offset): Always return an address.
9617 (vect_create_addr_base_for_vector_ref): Remove treatment for
9618 different data reference types.
9619 (vect_compute_data_ref_alignment): Rename base to base_address in
9620 stmt_vec_info. Get the object in order to force its alignment.
9621 (vect_get_memtag_and_dr): Rename base to base_address in
9622 stmt_vec_info. Extract the object for memtag analysis.
9624 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9626 PR regression/19898.
9627 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9628 changes cc_status, use apply modified_in_p to part of cc_status
9629 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9632 2005-02-11 Richard Henderson <rth@redhat.com>
9634 * tree-complex.c (expand_complex_libcall): New.
9635 (expand_complex_multiplication): Use it for c99 compliance.
9636 (expand_complex_division): Likewise.
9637 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9639 * builtins.c (built_in_names): Remove const.
9640 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9642 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9643 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9644 (built_in_names): Remove const.
9645 * c-common.c (c_common_type_for_mode): Handle complex modes.
9646 * flags.h, toplev.c (flag_complex_method): Rename from
9647 flag_complex_divide_method.
9648 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9649 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9650 * libgcc2.h: Declare them.
9651 * libgcc-std.ver: Export them.
9652 * mklibgcc.in (lib2funcs): Build them.
9654 2005-02-11 Steven Bosscher <stevenb@suse.de>
9656 PR tree-optimization/19876
9657 Partially revert my change from 2005-01-14
9658 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9659 (compute_antic): ...and remove the loop here.
9661 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9664 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9665 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9667 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9668 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9670 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9672 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9673 offsets for the big-endian 32-bit case.
9675 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9677 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9679 2005-02-11 Dale Johannesen <dalej@apple.com>
9681 * cselib.c (cselib_process_insn): Clear out regs where
9682 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9683 * reload.c (find_equiv_reg): Ditto.
9685 2005-02-11 Ian Lance Taylor <ian@airs.com>
9687 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9690 * tree.c (build_function_type_list): Work correctly if there are
9693 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9695 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9696 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9697 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9698 TARGET_ZARCH instead of TARGET_64BIT.
9700 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9702 * config/rs6000/t-rtems:
9703 (MULTILIB_OPTIONS): Remove mcpu=602.
9704 (MUTLILIB_DIRNAMES): Remove m602.
9705 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9706 Let mcpu=602 match mcpu=603.
9707 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9709 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9711 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9714 2005-02-10 David Daney <ddaney@avtrex.com>
9716 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9717 * config/i386/linux-unwind.h: Likewise.
9718 * config/ia64/linux-unwind.h: Likewise.
9719 * config/mips/linux-unwind.h: Likewise.
9720 * config/pa/linux-unwind.h: Likewise.
9721 * config/rs6000/linux-unwind.h: Likewise.
9722 * config/s390/linux-unwind.h: Likewise.
9723 * config/sh/linux-unwind.h: Likewise.
9724 * config/sparc/linux-unwind.h: Likewise.
9726 2005-02-10 Steven Bosscher <stevenb@suse.de>
9728 PR tree-optimization/17549
9729 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9730 TER to replace a DEF with its expression if the DEF and the
9731 rhs of the expression we replace into have the same root
9734 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9736 * config/mips/mips.md: Fix the placement of the match_scratch in the
9739 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9741 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9744 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9746 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9747 (strip_offset): Handle addresses.
9748 (add_address_candidates): Use strip_offset.
9749 (difference_cost): Reflect strip_offset change.
9750 (force_var_cost, difference_cost): Strip nops.
9752 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9754 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9756 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9757 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9758 config/cris/cris-protos.h, config/cris/cris.c: Update
9761 2005-02-10 Jeff Law <law@redhat.com>
9763 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9764 (lookup_avail_expr): Similarly.
9766 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9768 * builtins.c (fold_builtin_powi): New function.
9769 (fold_builtin_1): Call it.
9771 2005-02-10 Steven Bosscher <stevenb@suse.de>
9773 PR documentation/19309
9774 * doc/cpp.texi: The __GNUC__ and related predefined macros
9775 are also defined for the "standalone" cpp.
9776 Some non-GCC compilers may also define __GNUC__.
9778 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9781 * c-typeck.c (common_type): New routine. Old common_type renamed
9783 (c_common_type): ...this.
9784 (build_conditional_expr, build_binary_op): Use c_common_type instead
9787 2005-02-10 Steven Bosscher <stevenb@suse.de>
9789 * doc/md.texi: Replace @samp{length} with @code{length}.
9791 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9793 PR tree-optimization/18687
9794 * tree-flow.h (find_loop_niter): Declare.
9795 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9796 Try using scev even for loops with more than one exit.
9797 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9798 (struct ivopts_data): Added niters field.
9799 (struct nfe_cache_elt): New.
9800 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9802 (tree_ssa_iv_optimize_init): Initialize niters cache.
9803 (determine_number_of_iterations): Removed.
9804 (find_induction_variables): Do not call determine_number_of_iterations.
9805 Access niters for single exit through niter_for_single_dom_exit.
9806 (add_iv_outer_candidates): Access niters for single exit through
9807 niter_for_single_dom_exit.
9808 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
9809 number_of_iterations_cond.
9810 (iv_period): New function.
9811 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
9812 (may_replace_final_value): Take data argument. Use
9813 niter_for_single_dom_exit.
9814 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
9815 (rewrite_use_compare): Pass data to may_eliminate_iv.
9816 (rewrite_use_outer): Pass data to may_replace_final_value.
9817 (free_loop_data): Clean up the niters cache.
9818 (tree_ssa_iv_optimize_finalize): Free the niters cache.
9819 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
9820 * tree-ssa-loop-niter.c (find_loop_niter): New function.
9821 (find_loop_niter_by_eval): Use tree_int_cst_lt.
9822 (num_ending_zeros): Moved to tree.c.
9823 * tree.h (num_ending_zeros): Declare.
9824 * tree.c (num_ending_zeros): Moved from tree.c.
9826 2005-02-09 Richard Henderson <rth@redhat.com>
9828 * builtins.c (DEF_BUILTIN): Add COND argument.
9829 * tree.h (DEF_BUILTIN): Likewise.
9830 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
9831 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
9833 (DEF_BUILTIN_STUB): New.
9834 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
9835 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
9836 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
9837 * c-common.c (DEF_BUILTIN): Add COND argument.
9838 * tree.c (local_define_builtin): New.
9839 (build_common_builtin_nodes): New.
9841 2005-02-09 Roger Sayle <roger@eyesopen.com>
9843 * fold-const.c (fold_strip_sign_ops): New function to simplify a
9844 floating point expression ignoring the sign of the result.
9845 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
9846 (fold) <MULT_EXPR>: Use it to simplify x*x.
9847 * tree.h (fold_strip_sign_ops): Prototype here.
9848 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
9849 argument. Use fold_strip_sign_ops to simplify the first argument.
9850 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
9851 first argument when the second argument is an even integer
9852 constant, but only with -funsafe_math_optimizations.
9853 (fold_builtin_1): Update call to fold_builtin_copysign.
9855 2005-02-09 Ian Lance Taylor <ian@airs.com>
9858 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9859 just check whether EH_FILTER_FAILURE falls through.
9861 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9863 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9864 insns return to ready list in the next turn.
9866 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9869 * builtins.def: New __builtin_powi[lf].
9870 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9871 (expand_builtin_powi): New function.
9872 (expand_builtin): Dispatch to expand_builtin_powi.
9873 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9874 * libgcc2.c: Add __builtin_powi[lf] implementation.
9875 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9876 * optabs.h: Add powi_optab.
9877 * optabs.c (init_optabs): Initialize powi_optab.
9878 * doc/extend.texi: Document __builtin_powi[lf].
9880 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9882 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9885 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9888 * fold-const.c (try_move_mult_to_index): Remove redundant
9889 type argument. Create ADDR_EXPR with correct type.
9890 (fold): Update callers of try_move_mult_to_index. Convert
9891 result to the appropriate type.
9893 2005-02-09 Roger Sayle <roger@eyesopen.com>
9896 * config/avr/avr.c (default_rtx_costs): Delete.
9897 (avr_operand_rtx_cost): New function.
9898 (avr_rtx_costs): Completely rewrite.
9900 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
9903 * config/cris/cris.c (in_code): New variable.
9904 (cris_output_addr_const): Now a static function, a wrapper for
9906 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
9907 case from old cris_output_addr_const.
9908 (cris_asm_output_label_ref): Similar for LABEL_REF.
9909 (cris_output_addr_const_extra): Similar for UNSPEC.
9910 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
9911 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
9912 * config/cris/cris-protos.h (cris_output_addr_const): Remove
9914 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
9915 (cris_asm_output_label_ref): Declare.
9917 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
9919 PR preprocessor/19801
9920 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
9921 filenames that changed when libcpp was moved to the toplevel.
9923 2005-02-07 Roger Sayle <roger@eyesopen.com>
9925 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9926 zero extensions of BImode operands. Call lowpart_subreg instead
9927 of gen_lowpart_common and gen_lowpart_SUBREG.
9929 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
9932 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
9933 * configure.ac: Set cc_for_cross_gnattools.
9934 * configure: Regenerate.
9936 2005-02-08 Alan Modra <amodra@bigpond.net.au>
9939 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
9941 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9944 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
9945 of nested functions.
9947 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
9949 * doc/extend.texi: Document deprecated extensions allowing
9950 static floating-point members to have initializers and allowing
9951 floating-point literals in integral constant expressions.
9953 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
9955 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
9956 config/darwin7.h, config/mips/mips.c,
9957 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
9960 * cse.c: Update comments.
9962 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
9965 * builtins.c (fold_builtin_sqrt): Transform
9966 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
9969 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
9970 Dorit Naishlos <dorit@il.ibm.com>
9972 * doc/invoke.texi (ftree-vectorizer-verbose): New.
9973 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
9974 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
9976 * tree.h (vect_set_verbosity_level): New extern function declaration
9978 * tree-vectorizer.h (verbosity_levels): New enum type.
9979 * tree-vectorizer.c (vect_debug_stats): Function removed.
9980 (vect_debug_details): Likewise.
9981 (vect_verbosity_level): Global variable was defined and initialized.
9982 (vect_dump): Global variable definition.
9983 (vect_print_dump_info): New function.
9984 (vect_set_dump_settings): New function.
9985 (vect_set_verbosity_level): New function.
9986 (vectorize_loops): Add call to vect_set_dump_settings.
9988 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
9989 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9990 (slpeel_tree_peel_loop_to_edge): Likewise.
9992 (vect_analyze_offset_expr): Call to vect_print_dump_info with
9993 appropriate verbosity level instead of call to vect_debug_details
9994 or vect_debug_stats.
9995 (vect_get_base_and_offset):
9996 (vect_create_addr_base_for_vector_ref):
9997 (get_vectype_for_scalar_type):
9998 (vect_create_data_ref_ptr):
10000 (vect_get_vec_def_for_operand):
10001 (vect_finish_stmt_generation):
10002 (vectorizable_assignment):
10003 (vectorizable_operation):
10004 (vectorizable_store):
10005 (vectorizable_load):
10006 (vect_transform_stmt):
10007 (vect_update_ivs_after_vectorizer):
10008 (vect_do_peeling_for_loop_bound):
10009 (vect_update_inits_of_drs):
10010 (vect_do_peeling_for_alignment):
10011 (vect_transform_loop):
10012 (vect_is_simple_use):
10013 (vect_analyze_operations):
10014 (vect_is_simple_iv_evolution):
10015 (vect_analyze_scalar_cycles):
10016 (vect_analyze_data_ref_dependence):
10017 (vect_analyze_data_ref_dependences):
10018 (vect_compute_data_ref_alignment):
10019 (vect_enhance_data_refs_alignment):
10020 (vect_analyze_data_refs_alignment):
10021 (vect_analyze_data_ref_access):
10022 (vect_analyze_data_ref_accesses):
10023 (vect_analyze_pointer_ref_access):
10024 (vect_get_memtag_and_dr):
10025 (vect_analyze_data_refs):
10026 (vect_mark_relevant):
10027 (vect_stmt_relevant_p):
10028 (vect_mark_stmts_to_be_vectorized):
10029 (vect_can_advance_ivs_p):
10030 (vect_get_loop_niters):
10031 (vect_analyze_loop_form):
10032 (vect_analyze_loop):
10033 (vectorize_loops): Likewise.
10035 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10036 (vect_update_inits_of_drs):
10037 (vect_do_peeling_for_alignment):
10038 (vect_transform_loop):
10039 (vect_analyze_operations):
10040 (vect_analyze_scalar_cycles):
10041 (vect_analyze_data_ref_dependences):
10042 (vect_analyze_data_refs_alignment):
10043 (vect_analyze_data_ref_accesses):
10044 (vect_analyze_data_refs):
10045 (vect_mark_stmts_to_be_vectorized):
10046 (vect_get_loop_niters):
10047 (vect_analyze_loop_form):
10048 (vect_analyze_loop): Likewise.
10049 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10051 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10055 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10056 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10057 either -ffast-math or -funsafe-math-optimizations is in use.
10059 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10060 * config/mips/irix-csr.c: New file.
10061 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10062 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10063 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10066 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10068 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10069 redundant, incorrect definitions.
10071 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10073 ("*tls_indirect_call"): New, reference hard regs directly.
10074 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10076 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10078 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10079 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10081 2005-02-06 Roger Sayle <roger@eyesopen.com>
10083 PR rtl-optimization/19800
10084 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10085 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10088 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10090 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10092 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10095 * doc/invoke.texi: Correct documentation of -freorder-functions.
10097 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10100 * doc/invoke.texi: Don't mention gccbug.
10102 2005-02-06 Roger Sayle <roger@eyesopen.com>
10103 Andrew Pinski <pinskia@physics.uc.edu>
10104 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10106 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10107 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10108 into just (zero_extract:SI FOO (const_int 1) BAR).
10110 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10112 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10113 macro locally. Don't give last revision date. Use GCC version
10114 number from gcc-common.texi.
10115 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10116 revision date. Use GCC version number from gcc-common.texi.
10117 Describe being a library as current state rather than as 3.x
10119 * doc/gcc.texi: Remove last update date.
10120 * doc/gccint.texi: Likewise. Update copyright dates.
10121 * doc/install.texi: Update copyright dates.
10123 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10126 * doc/invoke.texi: Mention for each option included in -Wall that
10127 it is included in -Wall.
10128 * doc/gcc.texi: Update copyright and last modification date.
10130 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10132 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10133 unnecessary cast to original induction variable increments.
10135 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10137 PR tree-optimization/18219
10138 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10139 in distributed form.
10141 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10143 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10144 Set bitpos and offset later in the function. Do nothing if the
10145 target is a register and if the bitfield lies completely outside
10147 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10148 here. Return an uninitialised register if the source value is stored
10149 in a register and the bitfield lies completely outside that register.
10151 2005-02-06 Steven Bosscher <stevenb@suse.de>
10153 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10156 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10158 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10160 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10162 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10163 * config/darwin8.h: New.
10164 * config/darwin7.h: Update comment.
10166 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10167 Dorit Naishlos <dorit@il.ibm.com>
10169 * tree-vectorizer.h (LOC): New type.
10170 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10171 (loop_line_number): New field in struct _loop_vec_info.
10172 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10174 * tree-vectorizer.c (input.h): Included.
10175 (find_loop_location): New function.
10176 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10177 loop line number removed.
10178 (vect_debug_details): Likewise.
10179 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10181 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10182 call to vect_debug_details/stats changed from loop to loop_loc.
10183 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10184 (slpeel_tree_peel_loop_to_edge): Likewise.
10186 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10187 changed from NULL to UNKNOWN_LOC.
10188 (vect_get_base_and_offset):
10189 (vect_create_addr_base_for_vector_ref):
10190 (get_vectype_for_scalar_type):
10191 (vect_create_data_ref_ptr):
10192 (vect_init_vector):
10193 (vect_get_vec_def_for_operand):
10194 (vect_finish_stmt_generation):
10195 (vectorizable_assignment):
10196 (vectorizable_operation):
10197 (vectorizable_store):
10198 (vectorizable_load):
10199 (vect_transform_stmt):
10200 (vect_update_ivs_after_vectorizer):
10201 (vect_do_peeling_for_loop_bound):
10202 (vect_do_peeling_for_alignment):
10203 (vect_transform_loop):
10204 (vect_is_simple_use):
10205 (vect_analyze_operations):
10206 (vect_is_simple_iv_evolution):
10207 (vect_analyze_scalar_cycles):
10208 (vect_analyze_data_ref_dependences):
10209 (vect_compute_data_ref_alignment):
10210 (vect_enhance_data_refs_alignment):
10211 (vect_analyze_data_ref_access):
10212 (vect_analyze_data_ref_accesses):
10213 (vect_analyze_pointer_ref_access):
10214 (vect_get_memtag_and_dr):
10215 (vect_analyze_data_refs):
10216 (vect_mark_relevant):
10217 (vect_stmt_relevant_p):
10218 (vect_mark_stmts_to_be_vectorized):
10219 (vect_can_advance_ivs_p):
10220 (vect_get_loop_niters):
10221 (vect_analyze_loop):
10222 (vectorize_loops): Likewise.
10224 (vectorizable_load): Argument in call to vect_debug_details/stats
10225 changed from loop to LOOP_LOC (loop_vinfo).
10226 (vect_transform_loop):
10227 (vect_analyze_operations):
10228 (vect_analyze_scalar_cycles):
10229 (vect_analyze_data_ref_dependence):
10230 (vect_enhance_data_refs_alignment):
10231 (vect_analyze_data_ref_accesses):
10232 (vect_analyze_pointer_ref_access):
10233 (vect_analyze_data_refs):
10234 (vect_analyze_loop): Likewise.
10236 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10237 changed from loop to loop_loc.
10239 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10241 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10242 Dorit Naishlos <dorit@il.ibm.com>
10244 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10246 (vect_analyze_data_ref_dependences): Likewise.
10248 (vect_is_simple_use): Argument changed from loop structure to
10249 loop_vect_info structure.
10250 (vect_can_advance_ivs_p): Likewise.
10251 (vect_create_index_for_vector_ref): Likewise.
10252 (vect_update_ivs_after_vectorizer): Likewise.
10253 (new_stmt_vec_info): Likewise.
10255 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10256 changed from loop to loop_vinfo.
10257 (vect_create_data_ref_ptr): First argument in call to
10258 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10259 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10260 was changed from loop to loop_vinfo.
10261 (vectorizable_operation): Likewise.
10262 (vectorizable_store): Likewise.
10263 (vect_mark_stmts_to_be_vectorized): Likewise.
10264 (vect_do_peeling_for_loop_bound): First argument in call to
10265 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10266 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10267 was changed from loop to loop_vinfo.
10268 (vect_analyze_data_ref_dependences): Third argument in call to
10269 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10271 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10272 (vect_create_data_ref_ptr): Likewise.
10273 (vect_init_vector): Likewise.
10274 (vect_get_vec_def_for_operand): Likewise.
10275 (vectorizable_assignment): Likewise.
10276 (vectorizable_operation): Likewise.
10277 (vectorizable_store): Likewise.
10278 (vectorizable_load): Likewise.
10279 (vect_update_ivs_after_vectorizer): Likewise.
10280 (vect_is_simple_use): Likewise.
10281 (vect_analyze_data_ref_dependence): Likewise.
10282 (vect_analyze_pointer_ref_access): Likewise.
10283 (vect_can_advance_ivs_p): Likewise.
10285 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10286 before _stmt_vec_info.
10287 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10288 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10289 (new_stmt_vec_info): Argument changed from loop structure to
10290 loop_vect_info structure
10292 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10293 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10294 (vect_create_addr_base_for_vector_ref): Likewise.
10295 (vect_analyze_pointer_ref_access): Likewise.
10297 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10300 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10301 phi flag if the phi is abnormal.
10303 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10306 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10307 information for the new statement.
10309 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10312 * gcc.c (main): Include the target in -v output.
10314 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10316 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10317 Do not drop the extend if we'd have to add a paradoxical subreg
10318 later. Include optabs.h and insn-codes.h.
10319 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10321 2005-02-02 Roger Sayle <roger@eyesopen.com>
10323 PR middle-end/19405
10324 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10325 * fold-const.c (const_binop): Avoid constant folding floating
10326 point operations in modes that use composite representations.
10327 * simplify-rtx.c (simplify_binary_operation): Likewise.
10329 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10331 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10333 (altivec_dstt): Likewise.
10334 (altivec_dstst): Likewise.
10335 (altivec_dststt): Likewise.
10336 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10339 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10341 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10342 EXPR_LOCUS from orig_cond to the new cond_stmt.
10343 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10346 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10348 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10349 standard_iv_increment_position. Remove call to bsi_next
10350 (no need to bump the iterator anymore).
10351 (vect_create_index_for_vector_ref): Call
10352 standard_iv_increment_position. Remove second function argument.
10353 (vect_finish_stmt_generation): Remove call to bsi_next
10354 (no need to bump the iterator anymore).
10355 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10356 to vect_create_index_for_vector_ref.
10358 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10360 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10361 phis are used out of the loop.
10363 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10366 * c-decl.c (undef_nested_function): New variable.
10367 (pop_scope): Diagnose undefined nested functions.
10368 (finish_function): Don't attempt cgraph processing or genericizing
10369 if current top-level function contained an undefined nested
10370 function. Reset undef_nested_function at the end of a top-level
10373 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10375 * tree.c (build_int_cst_type): Take sign of the value into account
10376 when deciding whether sign extend the value.
10378 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10381 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10382 (cpp_options, cc1_options): Change %{std*&ansi} to
10383 %{std*&ansi&trigraphs}.
10385 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10387 * cse.c: Update comments.
10389 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10391 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10392 arguments go on the stack. Do not put complex doubles in odd/even
10395 2005-02-02 Steven Bosscher <stevenb@suse.de>
10397 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10398 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10399 -ftree-pre, and -fthread-jumps.
10401 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10403 PR tree-optimization/19578
10404 * tree-flow.h (modified_noreturn_calls): Declare.
10405 (noreturn_call_p): Declare.
10406 * tree-flow-inline.h (noreturn_call_p): New function.
10407 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10408 * tree-cfg.c (modified_noreturn_calls): New variable.
10409 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10410 that contain a mid-block noreturn call.
10411 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10413 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10415 * df.c (df_def_record_1, df_uses_record): Don't use
10417 * df.h (DF_FOR_REGALLOC): Remove.
10419 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10422 * c-typeck.c (really_start_incremental_init): Reset
10423 constructor_max_index for arrays of incomplete type.
10425 2005-02-02 Jeff Law <law@redhat.com>
10427 * gcse.c (struct reg_set): Store the block index where the register
10428 was set rather than the setting insn.
10429 (record_one_set, compute_transp): Corresponding changes.
10430 (pre_insert_copy_insn): Do not call replace_one_set.
10431 (replace_one_set): Remove.
10433 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10436 * doc/gcov.texi: Fix typo.
10438 2005-02-01 Richard Henderson <rth@redhat.com
10441 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10442 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10444 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10445 * config/i386/i386-protos.h: Update.
10447 2005-02-01 Steven Bosscher <stevenb@suse.de>
10449 PR tree-optimization/19217
10450 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10451 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10452 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10453 that it is walking a PHI node.
10455 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10457 * doc/extend.texi (Nested Functions): Update.
10459 2005-02-01 Richard Henderson <rth@redhat.com>
10462 * optabs.c (expand_copysign_absneg): Export.
10463 * optabs.h (expand_copysign_absneg): Declare.
10464 * config/rs6000/rs6000.md (copysigntf3): New.
10466 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10468 PR tree-optimization/19633
10469 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10470 * tree-ssa-alias.c (init_alias_info): Initialize.
10471 (merge_pointed_to_info): Set.
10472 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10473 (dump_points_to_info_for): Show value of pt_null.
10474 (struct count_ptr_d): Declare.
10475 (find_ptr_dereference): Remove.
10476 (ptr_is_dereferenced_by): Remove.
10477 (count_ptr_derefs): New local function.
10478 (count_uses_and_derefs): New local function.
10479 (compute_points_to_and_addr_escape): Call it. If the number
10480 of dereferences is greater than zero, mark the pointer as
10481 dereferenced. If there are fewer dereferences than uses of
10482 the pointer, the pointer's value escapes.
10484 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10486 PR tree-optimization/19670
10487 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10489 (verify_use): ... set it here, instead.
10491 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10493 * doc/sourcebuild.texi (Test directives): Fix formatting.
10495 * doc/sourcebuild.texi (Test directives): Describe selector
10498 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10500 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10501 specific 64-bit CPUs.
10503 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10506 * arm.c (arm_eliminable_register): New function.
10507 (adjacent_mem_locations): Don't allow eliminable registers. Use
10508 HOST_WIDE_INT for address offsets.
10509 * arm-protos.h (arm_eliminable_register): Add prototype.
10511 2005-02-01 Steven Bosscher <stevenb@suse.de>
10513 PR optimization/15242
10514 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10515 * basic-block.h (duplicate_computed_gotos): Add prototype.
10516 * bb-reorder.c (duplicate_computed_gotos): New function to
10517 duplicate sufficiently small blocks ending in a computed jump.
10518 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10519 if not optimizing for size.
10520 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10521 never do tail merging for blocks ending in a computed jump.
10522 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10524 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10526 Patch from Richard Sandiford <rsandifo@redhat.com>
10527 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10528 from inheriting a subreg equivalence with a non-spill register.
10530 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10532 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10534 * config/frv/frv.c (movcc_fp_destination_operand): New.
10535 (gpr_or_memory_operand): Fix typo in comment.
10536 (gpr_or_memory_operand_with_scratch): New.
10537 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10538 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10539 movcc_fp_destination_operand.
10540 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10541 Legitimize memory addresses using a scratch register.
10543 2005-01-31 Jeff Law <law@redhat.com>
10545 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10546 bitmap a sparse bitmap instead of a simple bitmap.
10547 (mark_def_sites_initialize_block): Corresponding changes.
10548 (ssa_mark_def_sites_initialize_block): Likewise.
10549 (ssa_mark_phi_uses): Likewise.
10550 (mark_def_site, ssa_mark_def_sites): Likewise.
10551 (mark_def_site_blocks): Likewise.
10552 (rewrite_ssa_into_ssa): Likewise.
10554 * tree-ssa-dom.c (record_cond): Pass correct variable type
10555 for last argument to htab_find_slot_with_hash.
10557 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10558 effects when optimizing 0 % X. Do not try to optimize X % 0.
10560 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10562 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10565 2005-02-01 Eric Christopher <echristo@redhat.com>
10567 * config/mips/mips.c (override_options): Warn if -mint64
10569 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10572 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10574 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10576 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10577 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10578 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10579 (cached_regno): Initialize to INVALID_REGNUM.
10580 (cse_reg_info_table_size,
10581 cse_reg_info_table_first_uninitialized,
10582 cse_reg_info_timestamp): New.
10583 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10585 (init_cse_reg_info, get_cse_reg_info_1): New.
10586 (get_cse_reg_info): Cache the last look-up.
10587 (new_basic_block): Update the code to clear mappings from
10588 registers to cse_reg_info entries.
10589 (cse_main): Call init_cse_reg_info.
10591 * cse.c (get_cse_reg_info): Update a comment.
10593 2005-01-31 Steven Bosscher <stevenb@suse.de>
10596 * c-decl.c (start_decl): Do not warn about arrays of elements with
10597 an incomplete type here.
10598 (grokdeclarator): Do it here by making a pedwarn an error.
10599 * c-typeck.c (push_init_level): If there were previous errors with
10600 the constructor type, do not warn about braces for initializers.
10601 (process_init_element): Likewise for excess initializer elements.
10603 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10605 * cse.c (delete_trivially_dead_insn): Don't iterate.
10607 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10609 * config/rs6000/rs6000.md (copysignsf3): New expand.
10610 (copysigndf3): Likewise.
10612 2005-01-31 Steven Bosscher <stevenb@suse.de>
10614 * recog.c (constrain_operands): Only look for earlyclobber operand
10615 conflicts if an '&' constraint was seen.
10617 2005-01-31 Marc Espie <espie@openbsd.org>
10619 * config.gcc: Don't include embedded systems fragment, switches default
10620 debugging format to ELF.
10621 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10622 longer pick it up there.
10624 2005-01-31 Dale Johannesen <dalej@apple.com>
10626 * doc/extend.texi (nested functions): Fix linkage description.
10627 Clarify that static is not allowed.
10629 2005-01-31 Dale Johannesen <dalej@apple.com>
10631 * config/rs6000/darwin.md (movsf_low_di): Make work.
10632 (movdf_low_di): Make work.
10634 2005-01-31 Dale Johannesen <dalej@apple.com>
10636 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10637 Make work for 64 bit.
10639 2005-01-31 Roger Sayle <roger@eyesopen.com>
10640 Dale Johannesen <dalej@apple.com>
10642 PR middle-end/19650
10643 * fold-const.c (fold_binary_op_with_conditional_arg):
10644 Make types match original operands, before STRIP_NOPS.
10646 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10648 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10649 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10650 (struct gcc_sigcontext): Delete. Merge contents to..
10651 (struct gcc_ucontext): ..here.
10652 (get_sigcontext): Delete.
10653 (get_regs): New function, like get_sigcontext but return regs ptr.
10654 64-bit version finds regs from r1 to support vdso.
10655 (ppc_linux_aux_vector): New function.
10656 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10659 2005-01-31 Ira Rosen <irar@il.ibm.com>
10661 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10663 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10664 redundant fold. Fix misalignment for MINUS_EXPR.
10665 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10666 (vect_analyze_pointer_ref_access): Likewise.
10667 (vect_get_memtag_and_dr): Likewise.
10669 2005-01-31 Richard Henderson <rth@redhat.com>
10671 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10672 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10673 absnegdf2_i387, absnegxf2_i387): Likewise.
10675 2005-01-31 Richard Henderson <rth@redhat.com>
10678 * optabs.c (expand_copysign_absneg): New.
10679 (expand_copysign_bit): Split out from ...
10680 (expand_copysign): ... here. Use expand_copysign_absneg.
10682 2005-01-30 Roger Sayle <roger@eyesopen.com>
10684 PR middle-end/19697
10685 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10686 constant as the second operand and a register as the third.
10688 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10691 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10692 that dllimport'd functions do not use all call-clobbered registers
10693 to pass parameters.
10695 2005-01-30 Richard Henderson <rth@redhat.com>
10698 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10699 expand_abs_nojump and generalize. Use operand_subword and
10700 emit_no_conflict_block. Support large modes.
10701 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10703 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10704 negation to subtraction.
10705 (expand_copysign): Check that the format has signed zeros.
10706 Use operand_subword and emit_no_conflict_block. Support large modes.
10708 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10710 Fix PR tree-optimization/19624
10712 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10713 * tree-ssa-pre.c: Add cfgloop.h.
10715 (pre_stats): New member, constified.
10716 (inserted_exprs): New static variable.
10717 (NECESSARY): New macro.
10718 (create_expression_by_pieces): Fold the expression, and
10719 mark it as defaulting to not necessary. Also put in
10721 (fully_constant_expression): New function.
10722 (insert_into_preds_of_block): Modify to not insert phis when we
10723 are playing with induction variables.
10724 Push phis onto the inserted_exprs vector, and mark them as not
10725 necessary by default.
10726 (insert_aux): Call fully_constant_expression on eprime.
10727 If all edges produce the same value, mark it constant.
10728 (mark_operand_necessary): New function.
10729 (remove_dead_inserted_code): New function.
10730 (init_pre): Init loop optimizer to get loop info.
10731 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10732 (execute_pre): Commit edge inserts, then remove dead code.
10734 2005-01-30 Richard Henderson <rth@redhat.com>
10736 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10737 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10739 2005-01-30 Richard Henderson <rth@redhat.com>
10742 * config/i386/i386.c (ix86_expand_copysign): New.
10743 (ix86_split_copysign_const): New.
10744 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10745 rearrange op1/nmask operands.
10746 * config/i386/i386-protos.h: Update.
10747 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10748 (copysigndf3): Likewise.
10749 (copysignsf3_const, copysigndf3_const): New.
10750 (copysignsf3_var): Rename from copysignsf3, split out splitter
10751 and fix split predicate for X constraint.
10752 (copysigndf3_var): Similarly.
10754 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10756 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10757 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10758 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10760 2005-01-29 Richard Henderson <rth@redhat.com>
10763 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10764 of # and * in constraints.
10766 2005-01-29 Richard Henderson <rth@redhat.com>
10768 PR middle-end/19689
10769 * expr.c (store_field): Don't strip sub-mode cast when the input
10770 data is even smaller.
10772 2005-01-29 Richard Henderson <rth@redhat.com>
10774 PR middle-end/19687
10775 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10778 2005-01-29 Richard Henderson <rth@redhat.com>
10780 * combine.c (make_field_assignment): Fix argument order
10783 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10785 PR tree-optimization/15791
10786 * fold-const.c (extract_array_ref): New function.
10787 (fold): Fold comparisons between &a[i] and &a[j] or
10788 semantically equivalent trees.
10790 2005-01-29 Jeff Law <law@redhat.com>
10792 * gcse.c (insert_expr_in_table): Revamp handling of available
10793 and anticipatable occurrence lists to avoid unnecessary list
10795 (insert_set_in_table): Similarly.
10797 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10799 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10801 (c_build_qualified_type): Build qualified array types with
10802 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10803 * c-decl.c (c_make_fname_decl): Build unqualified array type
10804 before qualified type.
10805 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
10806 type is qualified, not just if type itself is. Don't apply
10807 qualifiers to array type when declarator is processed. Apply
10808 qualifiers to field type whether or not it is an array type.
10809 Don't handle array types specially for applying qualifiers to
10811 * c-typeck.c (composite_type): Build unqualified element type and
10812 array type when forming composite of array types.
10813 (common_pointer_type, comptypes, comp_target_types,
10814 type_lists_compatible_p, build_indirect_ref, build_array_ref,
10815 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
10817 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10818 (args2) in variables a1 and a2.
10820 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10822 * cse.c (n_elements_made, max_elements_made): Remove.
10823 (insert): Don't touch n_elements_made.
10824 (cse_main): Don't touch n_elements_made or max_elements_made.
10826 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10829 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10830 configuration part of dp-bit.c to be lost.
10832 2005-01-28 Roger Sayle <roger@eyesopen.com>
10834 * expmed.c (expand_mult_highpart_optab): When attempting to use
10835 a non-widening multiplication in a wider mode, the operands need
10836 to be converted (zero or sign extended) to that mode.
10838 2005-01-28 Ian Lance Taylor <ian@airs.com>
10840 PR middle-end/16558
10841 PR middle-end/19583
10842 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
10843 through if both operands fall through.
10845 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10847 * cse.c (fold_rtx) <PC>: Don't optimize.
10849 2005-01-28 Jeff Law <law@redhat.com>
10851 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10852 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10854 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10856 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
10857 cse_reg_info_used_list_end): Remove.
10858 (cse_reg_info_list, cse_reg_info_list_free): New.
10859 (get_cse_reg_info): When allocating an instance of
10860 cse_reg_info, add it to the beginning of the cse_reg_info_list
10861 list. Remove code to maintain cse_reg_info_used_list.
10862 (new_basic_block): Reset the free list to the beginning of
10865 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10867 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10868 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10869 (frv_expand_mdpackh_builtin): New function.
10870 (frv_expand_builtin): Use it to expand __MDPACKH.
10871 * doc/extend.texi (__MDPACKH): Update documentation.
10873 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10875 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10876 SSE_FLOAT_MODE_P for use_sse computation.
10878 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10881 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10883 2005-01-27 Richard Henderson <rth@redhat.com>
10885 * builtins.c (expand_builtin_copysign): New.
10886 (expand_builtin): Call it.
10887 * genopinit.c (optabs): Add copysign_optab.
10888 * optabs.c (init_optabs): Initialize it.
10889 (expand_copysign): New.
10890 * optabs.h (OTI_copysign, copysign_optab): New.
10891 (expand_copysign): Declare.
10893 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10894 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10896 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
10897 (ix86_expand_fp_absneg_operator): ... here.
10898 (ix86_split_copysign): New.
10899 * config/i386/i386-protos.h: Update.
10900 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
10901 (copysignsf3, copysigndf3): New.
10903 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
10904 (copysignsf3, ncopysignsf3): New.
10905 (copysigndf3, ncopysigndf3): New.
10906 (copysignxf3, ncopysignxf3): New.
10907 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
10909 2005-01-27 Arend Bayer <arend.bayer@web.de>
10910 Kazu Hirata <kazu@cs.umass.edu>
10912 * cse.c: (find_best_addr): Don't call copy_rtx before calling
10913 fold_rtx. Save cost recomputation if fold_rtx did nothing.
10914 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
10917 2005-01-27 Jeff Law <law@redhat.com>
10919 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
10920 definitions of SSA_NAMEs which are not being rewritten.
10921 (rewrite_ssa_into_ssa): Only initialize the current definition
10922 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
10923 If checking is enabled, assert that SSA_NAME_AUX is clear for all
10924 SSA_NAMEs before returning.
10926 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
10928 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
10929 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
10930 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
10931 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
10932 config/mips/iris6.h, config/sh/sh.c: Update copyright.
10934 2005-01-27 Steven Bosscher <stevenb@suse.de>
10936 PR middle-end/17278
10937 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
10938 higher to -O2 and higher. Likewise for tree PRE.
10939 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
10942 2005-01-27 Ian Lance Taylor <ian@airs.com>
10944 PR middle-end/19583
10945 * gimple-low.c (try_catch_may_fallthru): New static function.
10946 (block_may_fallthru): Handle TRY_CATCH_EXPR.
10947 * tree-inline.c (expand_call_inline): Don't warn about reaching
10948 the end of a non-void function being inlined if the function uses
10951 2005-01-27 Jakub Jelinek <jakub@redhat.com>
10953 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
10956 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
10957 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
10958 (implicitly_declare): Handle error_mark_node.
10960 2005-01-27 Richard Henderson <rth@redhat.com>
10963 * tree.h (struct tree_decl): Add debug_expr_is_from.
10964 (DECL_DEBUG_EXPR_IS_FROM): New.
10965 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
10966 * dwarf2out.c (dwarf2out_var_location): Update to match.
10967 * tree-outof-ssa.c (create_temp): Likewise.
10968 * var-tracking.c (track_expr_p): Likewise.
10969 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
10970 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
10971 * toplev.c (default_tree_printer): Likewise.
10973 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
10975 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
10976 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
10978 2005-01-27 Steven Bosscher <stevenb@suse.de>
10980 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
10981 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
10982 ASM_CLOBBERS): Add tree checks.
10984 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
10985 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
10986 * c-common.def (SWITCH_STMT): Update to match.
10987 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
10988 macros instead of SWITCH_EXPR ones.
10989 * c-dump.c (c_dump_tree): Likewise.
10990 * c-gimplify.c (gimplify_switch_stmt): Likewise.
10991 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
10993 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
10995 2005-01-27 Alan Modra <amodra@bigpond.net.au>
10997 * unwind-dw2.c (execute_stack_op): Add missing cases for
10998 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11000 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11002 * config.gcc (Obsolete configurations): Remove 'dummy', add
11003 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11006 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11008 PR tree-optimization/19633
11009 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11011 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11012 are no call-clobbered variables.
11013 * tree-outof-ssa.c (check_replaceable): Return false for calls
11016 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11018 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11019 even for variables with NULL DECL_INITIAL.
11021 2005-01-26 Stuart Hastings <stuart@apple.com>
11023 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11025 2005-01-26 Richard Henderson <rth@redhat.com>
11027 PR middle-end/18008
11028 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11030 * expr.c (store_field): Strip conversions to odd-bit-sized types
11031 if the destination field width matches.
11033 2005-01-26 Richard Henderson <rth@redhat.com>
11035 * c-decl.c, expmed.c, expr.c: Revert last change.
11037 2005-01-26 Richard Henderson <rth@redhat.com>
11039 PR middle-end/18008
11040 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11042 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11043 if we don't need the bits above those present in the current mode.
11044 * expr.c (store_field): Strip conversions to odd-bit-sized types
11045 if the destination field width matches.
11047 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11049 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11050 either -ffast-math or -funsafe-math-optimizations is in use.
11052 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11056 * config/avr/avr.c (notice_update_cc): Only set condition code for
11057 ashrqi3 if shift count > 0.
11058 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11059 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11060 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11061 count <= 0 as a no-op, and shift count >= width by copying zero
11062 or sign bit to all bits of the result.
11063 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11064 count, with attribute "length" set to 0 and "cc" set to "none".
11066 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11068 * doc/invoke.texi: Document -mTLS.
11070 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11071 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11072 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11073 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11074 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11075 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11076 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11077 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11079 * configure.ac: Check for a TLS capable gas.
11081 * configure: Regenerate.
11083 2005-01-26 Richard Henderson <rth@redhat.com>
11085 PR middle-end/18008
11086 * combine.c (make_field_assignment): Simplify store to zero_extract
11087 from a source with an overlapping mask.
11089 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11091 2004-11-11 Eric Christopher <echristo@redhat.com>
11093 * config/frv/frv.md: Add fr400_integer automaton. Don't
11094 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11097 2005-01-26 Steven Bosscher <stevenb@suse.de>
11099 PR middle-end/16585
11100 * cfgbuild.c (make_edges): Do not clear or set
11101 current_function_has_computed_jump.
11102 * function.h (struct function): Remove the has_computed_jump field.
11103 (current_function_has_computed_jump): Do not define.
11104 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11105 in a computed jump. Ignore current_function_has_computed_jump.
11107 2005-01-26 Richard Henderson <rth@redhat.com>
11109 PR middle-end/19515
11110 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11111 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11113 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11114 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11115 objects into static storage if they have more than one non-zero value.
11116 * tree.h (categorize_ctor_elements): Update decl.
11118 2005-01-26 Steven Bosscher <stevenb@suse.de>
11120 PR middle-end/19616
11121 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11122 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11123 to this function from 2004-07-10.
11124 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11125 the current function for tail call optimizations if the address
11126 of one of it its arguments is taken.
11128 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11130 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11132 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11134 * function.c (expand_function_end): If current_function_calls_alloca,
11135 emit stack restore in a place that is reached when the function falls
11136 through at the end.
11138 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11140 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11141 rule to avoid matching inappropriate suffix rule.
11143 2005-01-26 Jan Hubicka <jh@suse.cz>
11145 PR tree-optimization/19241
11146 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11148 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11150 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11151 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11153 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11154 <sim*>: Always use crt1.o, regardless of N in simN.
11155 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11156 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11157 (CRT_CALL_STATIC_FUNCTION): Remove.
11158 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11159 use crt1.o, regardless of N in simN.
11160 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11161 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11162 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11163 case isystem setting.
11164 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11166 2005-01-25 Ian Lance Taylor <ian@airs.com>
11168 * gimple-low.c (block_may_fallthru): Correct handling of
11169 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11171 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11173 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11174 handlers to match indentation; nested under the mtune=* handler.
11175 Similar for mcpu= and march=.
11177 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11179 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11180 * config/mips/linux64.h (LIB_SPEC): Likewise.
11181 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11182 * config/sh/linux.h (LIB_SPEC): Likewise.
11184 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11186 * config/frv/frv.c (frv_legitimize_tls_address): New.
11187 (TARGET_HAVE_TLS): Define.
11188 (FRV_SYMBOL_REF_TLS_P): Define.
11189 (frv_override_options): Handle new register classes.
11190 (frv_legitimate_address_p): Reject tls addresses.
11191 (frv_legitimize_address): Handle TLS addresses.
11192 (gen_inlined_tls_plt): New.
11193 (gen_tlsmoff): New.
11194 (frv_legitimize_tls_address): New.
11195 (unspec_got_name): Add TLS entries.
11196 (got12_operand): Add R_FRV_TLSMOFF12 case.
11197 (frv_emit_move): Fixup TLS addresses.
11198 (frv_emit_movsi): Legitimize TLS addresses.
11200 * config/frv/frv.h (MASK_BIG_TLS): New.
11201 (TARGET_BIG_TLS): New.
11202 (HAVE_AS_TLS): Define.
11203 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11204 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11205 (REG_CLASS_NAMES): Same.
11206 (REG_CLASS_CONTENTS): Same.
11207 (CONSTRAINT_LEN): New.
11208 (REG_CLASS_FROM_CONSTRAINT): New.
11209 (PREDICATE_CODES): Add symbolic_operand.
11211 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11212 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11213 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11214 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11215 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11216 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11217 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11218 GR9_REG, GR14_REG, LRREG.
11219 (type): Add load_or_call attribute.
11220 ("load_or_call"): New reservation.
11221 ("call_gettlsoff"): New.
11222 ("tls_indirect_call"): New.
11223 ("tls_load_gottlsoff12"): New.
11224 ("tlsoff_hilo"): New.
11225 ("tls_tlsdesc_ldd"): New.
11226 ("tls_tlsoff_ld"): New.
11229 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11231 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11233 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11234 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11235 * config/frv/frv.c (TLS_BIAS): Define.
11236 (frv_output_dwarf_dtprel): New.
11238 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11240 PR rtl-optimization/19579
11241 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11242 both A and B, see if they don't clobber registers the other expr uses.
11244 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11246 * real.c (do_add): Initialize signalling and canonical members.
11248 * real.c (real_from_integer): Zero out destination.
11250 2005-01-18 Jan Hubicka <jh@suse.cz>
11252 PR tree-optimize/19337
11253 * tree-inline.c (initialize_inlined_parameters): Copy
11254 saved_static_chain_decl only.
11256 2005-01-25 Richard Henderson <rth@redhat.com>
11260 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11261 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11262 80387 enabled, to return a proper subclass. Return the subset that
11263 overlaps with GENERAL_REGS for PLUS.
11264 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11266 2005-01-25 Richard Henderson <rth@redhat.com>
11268 PR middle-end/19609
11269 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11271 2005-01-25 Roger Sayle <roger@eyesopen.com>
11273 * expmed.c (choose_multiplier): Change interface to return the
11274 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11275 (expand_divmod): Update calls to choose_multiplier.
11277 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11279 PR middle-end/19330
11280 * expmed.c (extract_bit_field): Use adjust_address instead of
11281 gen_lowpart when op0 is a MEM.
11283 2005-01-24 Steven Bosscher <stevenb@suse.de>
11285 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11287 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11289 * config/mips/irix-csr.c: New file.
11290 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11291 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11292 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11295 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11298 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11299 sparc/elf.h, add sparc/sp-elf.h.
11300 (sparc-*-rtems*): Likewise.
11301 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11302 tm-dwarf2.h, add sparc/sp-elf.h.
11303 (sparc86x-*-elf): Likewise.
11304 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11305 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11306 TARGET_OS_CPP_BUILTINS.
11307 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11308 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11310 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11311 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11312 (SWITCH_TAKES_ARG): Likewise.
11313 (LOCAL_LABEL_PREFIX): Likewise.
11314 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11315 (TARGET_N_FORMAT_TYPES): Delete.
11316 (TARGET_FORMAT_TYPES): Likewise.
11317 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11318 * config/sparc/elf.h: Delete.
11319 * config/sparc/sp-elf.h: New file.
11321 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11323 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11324 * tree-flow.h: Remove the corresponding prototype.
11325 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11326 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11328 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11331 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11332 for AIX ABI or ELF -fPIC.
11333 (rs6000_emit_load_toc_table): Don't create toc_section here.
11334 (rs6000_xcoff_file_start): Nor here.
11336 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11338 * sh.c (ra.h): Don't #include.
11339 (hard_regs_intersect_p): New function, resurrected from ra.c.
11341 * sh.c: Fix 1996 Copyright.
11343 2005-01-24 Richard Henderson <rth@redhat.com>
11344 Aldy Hernandez <aldyh@redhat.com>
11346 * regrename.c (note_sets): Handle subregs.
11348 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11351 * genconditions.c (write_header, write_conditions): Elide file if
11354 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11356 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11357 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11360 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11362 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11363 expand_builtin_printf, expand_builtin_fprintf,
11364 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11365 checking against POINTER_TYPE.
11366 (validate_arglist): Handle POINTER_TYPE code by checking
11369 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11371 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11372 init_rtlanal): New.
11373 (for_each_rtx): Call for_each_rtx_1.
11374 * rtl.h (init_rtlanal): Declare.
11375 * toplev.c (backend_init): Call init_rtlanal.
11377 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11379 * flow.c (propagate_one_insn): Formatting.
11381 PR middle-end/19551
11382 * flow.c (libcall_dead_p): Be more conservative if unsure.
11383 If there are any instructions between insn and call, see if they are
11384 all dead before saying the libcall is dead.
11386 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11388 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11389 operand constraint for operand 0.
11391 2005-01-23 Richard Henderson <rth@redhat.com>
11394 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11395 edges leading to join block.
11397 2005-01-23 Roger Sayle <roger@eyesopen.com>
11399 * expmed.c (expand_mult_highpart): Make static. Change type of
11400 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11401 (expand_divmod): Updates calls to expand_mult_highpart by using
11402 gen_int_mode to pass a CONST_INT rtx.
11403 * rtl.h (expand_mult_highpart): Remove prototype.
11405 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11407 * flow.c (regset_bytes, regset_size): Remove.
11409 * cfganal.c: Fix a reference to Harvey's paper.
11411 2005-01-23 Steven Bosscher <stevenb@suse.de>
11413 PR rtl-optimization/19464
11414 * tree-optimize.c (init_tree_optimization_passes): Add one more
11415 copyrename pass just before out-of-ssa.
11417 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11420 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11421 * ggc-none.c (ggc_free): Define.
11423 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11425 * cse.c (max_reg, max_insn_uid): Remove.
11426 (cse_main): Don't access max_reg or max_insn_uid.
11428 * c-common.c (explicit_flag_signed_bitfields,
11429 lang_statement_code_p, lang_expand_function_end): Remove.
11430 * c-common.h: Remove the corresponding declarations.
11431 * c-opts.c (c_common_handle_option): Remove all write access
11432 to explicit_flag_signed_bitfields.
11434 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11435 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11436 * cgraph.h: Remove the corresponding declaration.
11438 * gcse.c (null_pointer_info): Remove.
11440 2005-01-23 Roger Sayle <roger@eyesopen.com>
11441 Eric Botcazou <ebotcazou@libertysurf.fr>
11443 * combine.c (simplify_logical): Only simplify logical expressions
11444 of the form ior(and(x,y),z) by the inverse distributive law if the
11445 result is cheaper than the original.
11447 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11449 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11450 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11451 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11452 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11453 config/freebsd-spec.h, config/arm/arm.h,
11454 config/h8300/h8300.md, config/i386/i386.md,
11455 config/i386/predicates.md, config/i386/sse.md,
11456 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11457 config/vax/vax.md: Fix comment typos. Follow spelling
11460 2005-01-23 Steven Bosscher <stevenb@suse.de>
11462 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11463 tests, instead of `less than'.
11465 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11467 * function.c (assign_parm_setup_block): When creating a new stack slot
11468 for a parameter, get its alignment from the parameter's DECL_ALIGN
11469 rather than the type's TYPE_ALIGN. Make sure that the parameter
11470 is at least word aligned.
11472 2005-01-22 Roger Sayle <roger@eyesopen.com>
11474 PR middle-end/19378
11475 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11477 2005-01-22 Richard Henderson <rth@redhat.com>
11480 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11481 in both compare operands.
11482 (movdfcc_1_sse_max): Likewise.
11483 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11484 (movdfcc_1_sse): Likewise.
11485 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11486 scratch register as needed.
11488 2005-01-22 Richard Henderson <rth@redhat.com>
11490 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11492 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11494 2005-01-22 Richard Henderson <rth@redhat.com>
11496 * genopinit.c (optabs): Use smin/smax for floating point too.
11497 * doc/md.texi: Update to match. Clarify that floating point
11498 results are undefined for +0/-0 and NaN.
11499 * doc/rtl.texi: Likewise.
11500 * rtl.def (SMIN, SMAX): Likewise
11501 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11503 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11504 leading 's' to the name.
11505 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11506 smaxxf3, sminxf3): Likewise.
11507 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11510 2005-01-22 Paul Brook <paul@codesourcery.com>
11512 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11514 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11516 * config/s390/s390.c (struct processor_costs): New fields
11517 dlgr, dlr, dr, dsgfr, dsgr.
11518 (z900_cost, z990_cost): Values for new fields.
11519 (s390_rtx_costs): New cases MEM und COMPARE in switch
11520 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11521 DIV, MOD, UDIV, UMOD.
11523 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11525 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11526 into the register being decremented.
11527 ("doloop_si31", "doloop_di"): Likewise.
11528 ("*doloop_si_long"): Adapt pattern.
11530 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11532 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11534 (CLASS_MAX_NREGS): Likewise.
11536 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11538 * doc/tree-ssa.texi (Statement Operands): Add example for new
11539 must-def macro. Note deprecation of old operands interface.
11541 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11543 PR tree-optimization/19484
11544 * tree-cfg.c (remove_fallthru_edge): New function.
11545 (cleanup_control_flow): Remove fallthru edges from calls that are
11546 now known not to return.
11548 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11550 Fix PR tree-optimization/19038
11551 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11552 copies with loop variant ones.
11554 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11556 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11557 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11558 config/alpha/alpha.md, config/alpha/predicates.md,
11559 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11560 config/sparc/sol2.h: Update copyright.
11562 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11563 first label to see if it is a nonlocal label.
11565 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11566 Andrew Pinski <pinskia@physics.uc.edu>
11569 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11570 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11572 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11574 * config/rs6000/rtems.h: Update copyright.
11576 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11579 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11580 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11581 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11583 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11586 * c-typeck.c (convert_arguments): Check for error_mark_node.
11588 2005-01-21 Ian Lance Taylor <ian@airs.com>
11590 PR tree-optimization/13000
11591 * tree-inline.c: Include "tree-flow.h".
11592 (expand_call_inline): If warn_return_type, warn if non-void inline
11593 function falls through.
11594 * tree-cfg.c (execute_warn_function_return): Don't warn about
11595 control reaching end if TREE_NO_WARNING is set. Set
11597 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11599 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11600 branch if we don't need one.
11601 * c-typeck.c: Include "tree-flow.h"
11602 (c_finish_bc_stmt): Don't add a goto if the current statement
11603 list doesn't fall through to the current point.
11605 2005-01-21 Roger Sayle <roger@eyesopen.com>
11607 PR rtl-optimization/576
11608 * real.c (real_arithmetic): Change return type from void to bool
11609 to return an indication that the result may be inexact.
11610 * real.h (real_arithmeric): Update prototype.
11611 * fold-const.c (const_binop): Don't constant fold floating
11612 point expressions when the user specifies -frounding-math and
11613 the result may depend upon the run-time rounding mode.
11614 (fold_convert_const_real_from_real): Clean-up.
11615 (fold_initializer): Ignore flag_rounding_math for initializers.
11616 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11617 constant fold FP operations with flag_rounding_math if the
11618 result may depend upon the run-time rounding mode.
11620 2005-01-21 Tom Tromey <tromey@redhat.com>
11622 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11624 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11626 * tree-cfg.c: Fix comment typos.
11628 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11630 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11631 around the call to rest_of_handle_branch_target_load_optimize.
11633 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11635 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11636 (sparc64-*-openbsd*): Likewise.
11637 (sparclite-*-elf*): Include tm-dwarf2.h.
11638 (sparc86x-*-elf*): Likewise.
11639 (sparc64-*-elf*): Likewise.
11640 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11641 (DBX_DEBUGGING_INFO): Likewise.
11642 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11643 (PREFERRED_DEBUGGING_TYPE): Likewise.
11644 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11645 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11646 (PREFERRED_DEBUGGING_TYPE): Likewise.
11647 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11648 (PREFERRED_DEBUGGING_TYPE): Likewise.
11649 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11651 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11654 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11656 2005-01-20 Paul Brook <paul@codesourcery.com>
11658 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11660 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11662 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11663 label is first in a sequence of labels.
11665 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11667 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11668 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11670 * doc/sourcebuild.texi (Test Directives): New.
11672 2005-01-20 Roger Sayle <roger@eyesopen.com>
11674 * real.c (real_floor): Don't leave the result uninitialized when
11675 mode is VOIDMode, but return the unrounded intermediate value.
11676 (real_ceil): Likewise.
11678 2005-01-20 Paul Brook <paul@codesourcery.com>
11680 * config/arm/arm.md (insv): Use gen_int_mode.
11682 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11684 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11685 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11686 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11687 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11688 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11690 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11693 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11694 fbreg, so we have to assume we can't.
11695 (loc_descriptor_from_tree_1): Ditto.
11696 (containing_function_has_frame_base): New function.
11697 (add_location_or_const_value_attribute): Use it.
11698 Also try to generate a frame_base from a single element location
11701 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11703 PR tree-optimization/15349
11704 * timevar.def (TV_TREE_MERGE_PHI): New.
11705 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11707 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11708 calls to tree_forwarder_block_p.
11709 (remove_forwarder_block_with_phi, merge_phi_nodes,
11710 gate_merge_phi, pass_merge_phi): New.
11711 * tree-optimize.c (init_tree_optimization_passes): Add
11713 * tree-pass.h: Add an extern for pass_merge_phi;
11715 2005-01-20 Richard Henderson <rth@redhat.com>
11718 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11719 (_mm_castps_pd, _mm_castps_si128): New.
11720 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11722 2005-01-20 Richard Henderson <rth@redhat.com>
11725 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11726 __builtin_ia32_vec_init_v2si.
11727 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11728 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11729 (ix86_init_mmx_sse_builtins): Create it.
11730 (ix86_expand_builtin): Expand it.
11731 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11732 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11733 (vec_extractv2si_0, vec_extractv2si_1): New.
11735 2005-01-20 Richard Henderson <rth@redhat.com>
11738 * config/i386/i386.c (ix86_expand_push): New.
11739 * config/i386/mmx.md (push<MMXMODE>1): New.
11740 * config/i386/sse.md (push<SSEMODE>1): New.
11741 * config/i386/i386-protos.h: Update.
11743 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11745 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11748 2005-01-20 Richard Henderson <rth@redhat.com>
11750 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11751 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11753 2005-01-19 Richard Henderson <rth@redhat.com>
11756 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11757 to V4SFmode in SSE1 fallback load path.
11759 2005-01-19 Richard Henderson <rth@redhat.com>
11761 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11762 in QImode expansion to ix86_expand_vector_set.
11763 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11765 2005-01-19 Richard Henderson <rth@redhat.com>
11768 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11769 subclass of the input class.
11770 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11771 Always true for cross-SSE1 classes. Rationalize conditionals.
11772 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11773 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11774 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11775 (movdi_2): Add MMX/SSE zeros.
11776 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11777 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11778 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11779 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11780 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11781 (zero_extendsidi2_rex64_1): Remove.
11782 (MOV0 peephole): Check GENERAL_REG_P.
11784 2005-01-19 Richard Henderson <rth@redhat.com>
11787 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11789 (ix86_expand_vector_extract): Likewise.
11791 2005-01-19 Richard Henderson <rth@redhat.com>
11793 PR middle-end/19304
11794 * expr.c (emit_move_change_mode): New argument force; use
11795 simplify_gen_subreg if true.
11796 (emit_move_via_alt_mode): Merge into ...
11797 (emit_move_via_integer): ... here.
11798 (emit_move_ccmode): Use emit_move_change_mode directly.
11800 2005-01-19 Richard Henderson <rth@redhat.com>
11803 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11804 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11805 (alpha_emit_set_const_1): Add no_output parameter; don't emit
11807 (alpha_emit_set_const): Likewise. Make static.
11808 (alpha_emit_set_long_const): Make static.
11809 (alpha_extract_integer): Split out from alpha_expand_mov.
11810 (alpha_split_const_mov): Likewise.
11811 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
11812 (alpha_legitimate_constant_p): New.
11813 * config/alpha/alpha-protos.h: Update.
11814 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
11815 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
11816 * config/alpha/alpha.md (movsi): Add n alternative.
11817 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
11818 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
11819 (splitters for all of the above): Use alpha_split_const_mov.
11820 * config/alpha/predicates.md (non_add_const_operand): New.
11821 (non_zero_const_operand): New.
11822 (input_operand): Use alpha_legitimate_constant_p after reload.
11824 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11826 PR tree-optimization/19038
11827 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
11828 (add_candidate): Add ivs with increment in latch only if
11829 allow_ip_end_pos_p is true.
11830 (determine_iv_cost): Use empty_block_p.
11832 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11834 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11835 (compute_dominance_frontiers): Ditto.
11837 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11840 * config/sh/t-rtems: New.
11841 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11843 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11845 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11846 the offset of the selected field.
11848 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11850 * tree-cfg.c (remove_forwarder_block): Fix the check to
11851 prevent a nonlocal label from appearing in the middle of a
11854 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11856 PR rtl-optimization/19462
11857 * reorg.c (find_end_label): Create return insn only if
11858 current_function_epilogue_delay_list is empty.
11860 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11862 * doc/passes.texi: Remove paragraph mentioning new-ra.
11864 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11866 PR rtl-optimization/15139
11867 * combine.c: Include params.h.
11868 (count_rtxs): New function.
11869 (record_value_for_reg): If replace_rtx would replace at least
11870 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11871 (clobber (const_int 0)) instead of TEM.
11872 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11873 * params.h (MAX_LAST_VALUE_RTL): New.
11874 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11875 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11878 * c-typeck.c (digest_init): Only call build_vector if all constructor
11879 elements are *_CST nodes.
11880 * gimplify.c (gimplify_init_constructor): Likewise.
11882 PR middle-end/19164
11883 * c-typeck.c (digest_init): Only call build_vector if inside_init
11886 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11888 * toplev.c (init_asm_output): Remove dead #ifdef.
11890 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11892 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11894 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11896 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
11897 accessing DECL_FUNCTION_CODE.
11898 * dojump.c (do_jump): Likewise.
11899 * gimplify.c (gimplify_call_expr): Likewise.
11900 * predict.c (expr_expected_value): Likewise.
11901 (strip_builtin_expect): Likewise.
11902 * tree-inline.c (estimate_num_insns_1): Likewise.
11903 * tree-ssa-loop-im.c (stmt_cost): Likewise
11904 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
11905 (tree_expr_nonnegative_p): Likewise.
11907 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11909 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
11910 variant of the load_pcrel_sym pattern.
11911 * config/sparc/sparc.md (P macro): Move to the top.
11912 (load_pcrel_sym): Macroize using P.
11913 (save_register_window): Likewise.
11915 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
11917 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
11918 ("sordered"): Same.
11920 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
11923 * c-typeck.c (build_asm_expr): Strip nops off
11924 input memory operands.
11926 2005-01-18 David Edelsohn <edelsohn@gnu.org>
11928 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
11929 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
11930 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
11931 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
11933 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
11936 * config/i386/i386.c (override_options): If the 80387 is disabled,
11937 then do not return FP values using FP registers.
11939 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
11941 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
11942 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
11943 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
11944 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
11945 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
11946 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
11947 output.h, postreload-gcse.c, postreload.c, recog.c,
11948 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
11949 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
11950 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
11951 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
11952 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
11953 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
11954 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
11955 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
11957 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
11958 config/alpha/alpha.c, config/arm/vfp.md,
11959 config/i386/emmintrin.h, config/i386/i386-modes.def,
11960 config/i386/i386-protos.h, config/i386/i386.h,
11961 config/i386/pmmintrin.h, config/i386/ppro.md,
11962 config/i386/predicates.md, config/i386/xmmintrin.h,
11963 config/i860/i860.c, config/ia64/ia64-modes.def,
11964 config/ia64/ia64-protos.h, config/ia64/ia64.h,
11965 config/ia64/ia64.md, config/ia64/itanium1.md,
11966 config/ia64/itanium2.md, config/ia64/predicates.md,
11967 config/iq2000/iq2000.h, config/mips/linux64.h,
11968 config/rs6000/aix41.h, config/rs6000/aix43.h,
11969 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
11970 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
11971 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
11972 config/sparc/linux64.h, config/sparc/litecoff.h,
11973 config/sparc/sp64-elf.h, config/sparc/sparc.c,
11974 config/sparc/sparc.h, config/sparc/sparc.md,
11975 config/sparc/sysv4-only.h: Update copyright.
11977 2005-01-18 Richard Henderson <rth@redhat.com>
11980 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
11982 2005-01-18 Marc Espie <espie@openbsd.org>
11983 * config/i386/openbsdelf.h: Typo.
11985 2005-01-18 Richard Henderson <rth@redhat.com>
11987 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
11988 special case for sse.
11989 * config/i386/predicates.md (sse_comparison_operator): Likewise.
11991 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
11993 * tree-inline.c (estimate_num_insns_1): Added cases for
11994 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
11996 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11998 PR rtl-optimization/19296
11999 * combine.c (simplify_comparison): Rewrite the condition under
12000 which a non-paradoxical SUBREG of a PLUS can be lifted when
12001 compared against a constant.
12003 2005-01-18 Andi Kleen <ak@muc.de>
12005 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12006 * c.opt (-Wpointer-sign): Add.
12007 * doc/invoke.texi: (-Wpointer-sign): Add.
12009 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12011 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12012 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12013 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12014 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12015 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12016 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12017 for TARGET_MIX_SSE_I387.
12018 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12019 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12020 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12021 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12022 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12023 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12024 TARGET_MIX_SSE_I387.
12025 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12028 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12031 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12032 Add movaps alternative for xmm reg->reg move.
12034 2005-01-17 Jeff Law <law@redhat.com>
12036 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12037 at the end of the main DOM loop rather than just before DOM exits.
12039 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12041 PR tree-optimization/19121
12042 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12043 adding aliases to a name tag, also add them to the pointer's
12045 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12046 sensitive alias info at all. Only check that the two pointers
12047 have compatible pointed-to sets.
12048 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12049 a pointer's type tag is a superset of the alias set of the
12050 pointer's name tag.
12052 2005-01-17 James E Wilson <wilson@specifixinc.com>
12055 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12056 comment to document why.
12058 2005-01-17 Richard Henderson <rth@redhat.com>
12060 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12061 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12062 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12063 sse2_vmsminv2df3_finite): New.
12064 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12065 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12066 Force op1 into register.
12068 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12070 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12071 bubblestrap from always rebuilding build directory.
12073 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12075 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12076 ("*cmpmem_short"): Likewise.
12078 2005-01-17 Steven Bosscher <stevenb@suse.de>
12080 * basic-block.h: Document BB_* flags.
12081 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12082 use an sbitmap instead.
12083 * sched-rgn.c (compute_trg_info): Likewise.
12085 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12087 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12088 redundant target_cpu_default and extra_parts lines. Use the default
12090 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12091 (SUBTARGET_EXTRA_SPECS): Delete.
12092 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12093 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12094 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12095 and "n32" for -mabi=n32.
12097 2005-01-17 Ian Lance Taylor <ian@airs.com>
12100 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12101 fold constant variables into initial values.
12103 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12105 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12107 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12108 through the statements backward.
12110 2005-01-17 Ian Lance Taylor <ian@airs.com>
12112 PR middle-end/13127:
12113 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12114 a variable set to the return value of the inlined function.
12116 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12118 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12119 when modes are tieable.
12121 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12123 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12124 of pthread_create to find out if threads are enabled.
12125 * gthr-posix95.h (__gthread_active_p): Likewise.
12127 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12129 * common.opt (-fnew-ra): Remove.
12131 * toplev.h (flag_new_regalloc): Remove.
12132 * Makefile.in (ra*.*): Don't mention.
12133 * passes.c (rest_of_handle_new_regalloc): Remove.
12134 (rest_of_handle_combine, rest_of_compilation): Always consider
12135 flag_new_regalloc as false.
12136 * doc/invoke.texi: Don't document -fnew-ra.
12138 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12140 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12141 last parameter to reg_scan.
12142 * loop.c (loop_optimize): Likewise.
12143 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12144 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12145 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12146 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12147 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12148 * regclass.c (reg_scan): Likewise, for the declaration.
12149 * rtl.h (reg_scan): Likewise, for the prototype.
12151 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12153 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12154 mark_dfs_back_edges.
12156 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12158 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12159 (compute_avail): Uses don't go in tmp_gen.
12161 2005-01-16 Steven Bosscher <stevenb@suse.de>
12163 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12164 loop to look for a free slot in a page entry.
12166 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12169 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12170 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12171 just before targetm.asm_out.file_end.
12172 * tree.h (process_pending_assemble_output_defs): Declare.
12173 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12175 (assemble_alias): Defer generation of assembly code for defines when
12176 TARGET_DEFERRED_OUTPUT_DEFS is true.
12177 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12178 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12179 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12181 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12184 * pa.c (pa_scalar_mode_supported_p): New function.
12185 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12186 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12188 * pa-protos.h (prefetch_operand): Delete.
12189 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12190 * pa.c (prefetch_operand): Delete.
12191 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12192 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12193 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12194 and prefetch_nocc_operand.
12195 * pa.md (prefetch): Rework to avoid reload problems handling short
12196 displacements when a cache control completer needs to be provided.
12197 (prefetch_32, prefetch_64): Delete.
12198 (prefetch_cc, prefetch_nocc): New patterns.
12200 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12202 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12204 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12207 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12208 exceeds maximum alignment for global common data.
12209 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12210 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12212 2004-01-15 Roger Sayle <roger@eyesopen.com>
12214 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12216 2004-01-15 Roger Sayle <roger@eyesopen.com>
12218 * harg-reg-set.h (reg_class_names): Prototype global array.
12219 * regclass.c (reg_class_names): Declare here and initialize to
12221 (dump_regclass): Remove local declaration of reg_class_names.
12222 (regclass): Likewise.
12223 * cfg.c (dump_flow_info): Likewise.
12224 * ra-debug.c (reg_class_names): Likewise.
12225 * regrename.c (reg_class_names): Likewise.
12226 * reload.c (reg_class_names): Likewise.
12227 * reload1.c (spill_failure): Likewise.
12228 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12230 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12232 * config/s390/s390.md ("reload_outti"): Remove predicate for
12233 output operand. Abort if operand is not a MEM.
12234 ("reload_outdi", "reload_outdf"): Likewise.
12236 2005-01-15 Marc Espie <espie@openbsd.org>
12238 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12239 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12240 * config/openbsd.h: Fix C++ includes for native configurations.
12241 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12242 Add trampoline support.
12243 * config/i386/openbsdelf.h: New.
12245 2005-01-15 Marc Espie <espie@openbsd.org>
12247 * collect2.c (main): Explicitly parse -dynamic-linker option.
12249 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12251 PR tree-optimization/19060
12252 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12253 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12254 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12255 and handle extract_range_from_cond returning false.
12256 * fold-const.c (fold): Optimize comparisons with min/max even for
12257 width > HOST_BITS_PER_WIDE_INT.
12259 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12261 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12262 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12263 Remove little endian multilib variants.
12264 Add mips32 multilib variant.
12266 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12268 * explow.c (copy_all_reg, stabilize): Remove.
12269 * expr.h: Remove the corresponding prototypes.
12271 * rtlanal.c (regs_set_between_p): Remove.
12272 * rtl.h: Remove the corresponding prototype.
12274 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12276 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12277 to rs6000_nonimmediate_operand.
12278 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12279 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12280 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12281 rs6000_nonimmediate_operand.
12282 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12283 rs6000_nonimmediate_operand.
12285 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12287 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12289 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12291 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12293 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12294 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12296 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12297 (rs6k_nonimmediate_operand): New.
12298 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12300 (legitimate_lo_sum_address_p): Same.
12301 (rs6000_legitimize_address): Same.
12302 (rs6000_legitimize_reload_address): Same.
12303 (rs6000_legitimate_address): Same.
12304 (spe_build_register_parallel): Pass DF and DC modes in a DI
12307 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12308 to rs6k_nonimmediate_operand.
12310 * config/rs6000/spe.md ("*frob_df_di"): New.
12311 ("*frob_di_df"): New.
12312 ("*frob_di_df_2"): New.
12313 ("*mov_sidf_e500_subreg0"): New.
12314 ("*mov_sidf_e500_subreg4"): New.
12315 ("*movdf_e500_double"): Change predicate to
12316 rs6k_nonimmediate_operand.
12318 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12320 * postreload.c (move2add_note_store): Only call
12321 trunc_int_for_mode on scalar integers.
12323 2005-01-14 Steven Bosscher <stevenb@suse.de>
12325 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12326 replace BB_VISITED uses.
12327 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12328 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12329 (tree_dce_done): Free visited_control_parents.
12330 (perform_tree_ssa_dce): Allocate and clear it.
12331 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12332 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12333 instead of BB_VISITED.
12335 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12337 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12338 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12339 Remove unused prototypes.
12341 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12343 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12344 64-bit register usage.
12345 (spe_func_has_64bit_regs_p): Add FIXME note.
12347 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12349 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12350 flag_finite_math_only with flag_unsafe_math_optimizations.
12352 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12354 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12355 end-of-stack check.
12356 (__tpf_eh_return): Copy TPF private stack area from the module
12357 boundary stack frame. Add check for when module addresses are
12358 equal, but no stub address is found.
12360 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12363 * arm.h (struct machine_function): Add call_via field.
12364 (thumb_call_via_label): Declare.
12365 * arm.c (thumb_call_via_label): New variable.
12366 (thumb_call_reg_needed): New variable.
12367 (arm_output_function_epilogue): For Thumb code, output any per-function
12368 call-indirect trampolines.
12369 (thumb_call_via_reg): New function.
12370 (arm_file_end): New function.
12371 (TARGET_ASM_FILE_END): Call arm_file_end.
12372 (aof_file_end): Likewise.
12373 * arm-protos.h (thumb_call_via_reg): Declare.
12374 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12375 thumb_call_via_reg in normal case.
12377 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12379 PR middle-end/19084
12380 PR rtl-optimization/19348
12381 * recog.c (peephole2_optimize): Do global life update if some peephole
12382 decides it doesn't need at least one of its inputs and that change
12383 influences liveness at the start of the basic block.
12385 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12386 arguments instead of 1.
12388 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12390 PR middle-end/18820
12391 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12392 zero for nested functions needing a static chain or functions
12393 with a non-constant address.
12395 2005-01-13 Roger Sayle <roger@eyesopen.com>
12397 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12398 (and (sign_extend X) C) into (zero_extend (and X C)).
12400 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12402 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12404 2005-01-13 Richard Henderson <rth@redhat.com>
12409 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12410 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12411 not just TARGET_SSE.
12412 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12413 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12414 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12415 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12416 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12417 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12418 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12419 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12420 (movdicc_c_rex64): Rename with '*'.
12421 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12422 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12423 (movsfcc_1_387): Rename from movsfcc_1.
12424 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12425 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12426 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12427 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12428 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12429 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12430 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12431 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12432 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12433 sse_movdfcc_const0_4): Remove.
12434 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12435 recognize min/max early. Update for changed sse cmove patterns.
12436 (ix86_split_sse_movcc): New.
12437 * config/i386/i386-protos.h: Update.
12439 2005-01-13 Steven Bosscher <stevenb@suse.de>
12441 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12442 (fix_stmt_v_may_defs): Likewise.
12444 2005-01-13 Richard Henderson <rth@redhat.com>
12446 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12447 for converting the mask.
12449 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12451 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12454 2005-01-13 Richard Henderson <rth@redhat.com>
12456 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12457 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12458 IX86_BUILTIN_MOVDQ2Q): Remove.
12459 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12460 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12461 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12463 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12464 (sse2_pextrw): Fix immediate constraint.
12465 (sse2_loadq, sse2_loadq_rex64): Remove.
12466 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12467 Use __builtin_ia32_vec_ext_<size>.
12468 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12470 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12472 * function.c (assign_parm_setup_block): Look inside original
12473 entry_parm when inspecting PARALLEL.
12475 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12476 Joel Sherrill <joel@oarcorp.com>
12479 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12480 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12481 rtems_gxx_recursive_mutex_init.
12482 (__gthread_recursive_mutex_lock): New function.
12483 (__gthread_recursive_mutex_trylock): Likewise.
12484 (__gthread_recursive_mutex_unlock): Likewise.
12486 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12488 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12490 2005-01-13 Jan Beulich <jbeulich@novell.com>
12492 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12493 (ashrti3_internal): Indicate output is early clobber. Generate result
12494 into output rather than first input. Use move for low word of output
12495 if shift count is exactly 64.
12496 (lshrti3_internal): Likewise.
12498 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12502 * reload1.c (delete_output_reload): Don't delete an output reload
12503 if the pseudo lives longer than a single basic block. Adjust and
12504 improve wording of comment.
12506 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12509 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12510 of TYPE_SIZE where we mean the number of bytes.
12512 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12514 * function.c (assign_parm_setup_block): Relax condition on
12515 multi-register optimization.
12517 2005-01-12 Nick Clifton <nickc@redhat.com>
12519 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12520 an "in_delay_slot" attribute of "no" to prevent them being used in
12521 delay slots. This is forbidden because they might generate
12524 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12527 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12528 with r->Y and Y->r.
12530 2005-01-12 Nick Clifton <nickc@redhat.com>
12532 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12533 passed on to GAS) but do not define, as GAS no longer supports or
12534 needs the -m2000 option.
12536 2005-01-11 Roger Sayle <roger@eyesopen.com>
12538 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12539 type as args of unprototyped builtins aren't automatically promoted.
12540 (fold_builtin_abs): Likewise.
12542 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12544 * Makefile.in: Set a `build-warn' variable.
12546 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12548 PR tree-optimization/17949
12549 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12550 (find_interesting_uses_address): Use it.
12552 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12554 * regrename.c (kill_value): Handle subreg's that won't simplify.
12556 2005-01-11 Richard Henderson <rth@redhat.com>
12559 * config/i386/i386.h (enum ix86_builtins): Move ...
12560 * config/i386/i386.c: ... here.
12561 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12562 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12563 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12564 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12565 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12566 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12567 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12568 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12569 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12570 IX86_BUILTIN_LOADDDUP): Remove.
12571 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12572 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12573 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12574 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12575 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12576 (ix86_init_builtins): Make static.
12577 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12578 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12579 if all the modes match. Otherwise, fake it.
12580 (get_element_number, ix86_expand_vec_init_builtin,
12581 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12582 (ix86_expand_builtin): Make static. Update for changed builtins.
12583 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12584 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12585 (ix86_expand_vector_init_duplicate): New.
12586 (ix86_expand_vector_init_low_nonzero): New.
12587 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12588 Split out from ix86_expand_vector_init; handle integer modes.
12589 (ix86_expand_vector_init): Use them.
12590 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12591 * config/i386/i386-protos.h: Update.
12592 * config/i386/predicates.md (reg_or_0_operand): New.
12593 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12594 (movv2sf_internal): Likewise. And a splitter to match them all.
12595 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12596 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12597 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12598 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12599 (mmx_pinsrw): Fix operand ordering.
12600 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12601 rather than sse_loadss expander.
12602 (movv2df splitter): Similarly.
12603 (sse_loadss, sse_loadlss): Remove.
12604 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12605 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12606 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12607 (sse3_movddup): Rename with '*'.
12608 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12609 (sse2_loadsd): Remove.
12610 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12611 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12612 (sse2_pinsrw): Fix argument ordering.
12613 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12614 (sse2_stored): Remove 'r' destination.
12615 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12616 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12617 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12618 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12619 vec_extractv16qi, vec_initv16qi): New.
12621 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12622 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12623 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12625 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12626 (_mm_load_si128, _mm_store_si128): Likewise.
12627 (_mm_load1_pd): Use _mm_set1_pd.
12628 (_mm_load_sd): Use _mm_set_sd.
12629 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12630 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12631 (_mm_set_epi64): Use _mm_set_epi64x.
12632 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12633 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12634 _mm_setr_epi8): Use _mm_set_foo form.
12635 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12636 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12637 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12638 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12639 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12640 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12641 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12642 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12643 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12644 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12645 (_mm_movedup_pd): Use _mm_shuffle_pd.
12646 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12647 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12648 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12649 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12650 Use _mm_setzero_ps.
12651 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12652 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12653 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12654 (_mm_store_ps): Use raw dereference.
12655 (_mm_store1_ps): Use _mm_storeu_ps.
12656 (_mm_storer_ps): Use _mm_store_ps.
12657 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12658 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12660 2005-01-11 Stan Shebs <shebs@apple.com>
12662 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12663 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12665 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12668 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12669 Skip all DECLs except for FIELD_DECLs.
12671 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12673 * config/s390/s390.c (override_options): Return error if
12674 -mbackchain, -mpacked-stack and -mhard-float are used together.
12675 (s390_va_start): Remove the backchain && packed-stack special case.
12676 (s390_gimplify_va_arg): Likewise.
12677 * doc/invoke.texi: Remove the ABI incompatibility note.
12679 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12681 * config/s390/s390.c (struct s390_frame_layout): Remove
12683 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12684 save_backchain_p with TARGET_BACKCHAIN.
12686 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12689 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12690 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12691 * function.c (locate_and_pad_parm): Set new field.
12692 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12693 Tweak where_pad test to include "none". Always set mem align for
12695 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12696 not sufficient for type.
12697 (assign_parm_setup_block): If stack_parm is zero on entry, always
12698 make a new stack local. Block move old stack parm if necessary
12699 to new aligned stack local.
12700 (assign_parm_setup_stack): Use a block move to handle
12701 potentially misaligned entry_parm.
12702 (assign_parms_unsplit_complex): Specify required alignment when
12703 creating stack local.
12704 * calls.c (compute_argument_addresses): Override alignment of stack
12705 arg calculated from its type with the alignment given by
12706 FUNCTION_ARG_BOUNDARY.
12707 (store_one_arg): Likewise.
12709 2005-01-11 Jan Beulich <jbeulich@novell.com>
12711 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12712 Change respective itanium_class attribute to ialu.
12713 (shladdp4_internal): New.
12714 * config/ia64/predicates.md (shladd_log2_operand): New.
12716 2005-01-11 Richard Henderson <rth@redhat.com>
12718 * expr.c (store_constructor): Use rtvec_alloc instead of
12719 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12721 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12723 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12725 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12727 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12728 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12729 (TARGET_RWRELOC): Define.
12730 (ia64_rwreloc_section_type_flags): Delete.
12731 (ia64_section_type_flags): New function.
12732 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12733 (TARGET_RWRELOC): Define.
12735 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12738 * config/ia64/ia64.c (process_set): For alloc insn, only call
12739 process_epilogue is !frame_pointer_needed.
12741 2005-01-10 Roger Sayle <roger@eyesopen.com>
12744 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12745 unary operator and can't be treated as a binary/comparison operator.
12747 2005-01-10 Richard Henderson <rth@redhat.com>
12749 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12750 (ix86_return_in_memory): Likewise.
12751 (function_arg_advance): Likewise. Mirror structure in function_arg
12752 for choosing register to advance.
12754 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12756 * tree-vectorizer.c, tree.def: Fix comment typos.
12758 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12760 * config/s390/s390.c (struct processor_costs): 4 new fields:
12761 ddbr, ddr, debr, der.
12762 (s390_rtx_costs): More precise handling of divide instructions.
12764 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12766 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12768 2005-01-10 Jan Beulich <jbeulich@novell.com>
12770 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12771 names resulting from -ffunction-sections/-fdata-sections and linkonce
12773 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12774 based on the section name. Rearrange the section name comparison logic
12775 slightly so that each section name is compared against at most once.
12777 2005-01-10 Ben Elliston <bje@au.ibm.com>
12779 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12780 targets for which -fPIC reduces limitations on the GOT size.
12782 2005-01-09 Falk Hueffner <falk@debian.org>
12784 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12787 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12790 * collect2.c (main): Set aixrtl_flag for -brtl option.
12791 (resolve_lib_name): Search for .so file extension before .a
12792 if aixrtl_flag set.
12794 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12796 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12797 (vect_analyze_data_refs_alignment): Add dump prints.
12799 2005-01-09 Ira Rosen <irar@il.ibm.com>
12801 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12802 expr_invariant_in_loop_p.
12803 Initialize outputs first thing in the function.
12804 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12805 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12806 (vect_analyze_pointer_ref_access): Check that the initial condition of
12807 the access function is loop invariant.
12809 2005-01-09 Richard Henderson <rth@redhat.com>
12811 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
12812 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
12813 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
12814 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
12815 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
12816 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
12817 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
12818 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
12819 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
12820 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
12821 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
12822 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
12823 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
12824 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
12825 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
12826 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
12827 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
12828 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
12829 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
12830 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
12831 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
12832 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
12833 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
12835 (mmx_clrdi, pavgusb): Remove.
12836 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
12837 with leading sse_ prefix.
12838 * config/i386/sse.md: Receive them.
12839 * config/i386/mmx.md: New file.
12840 (MMXMODE12, MMXMODE24, mmxvecsize): New.
12841 (subrv2sf3): Turn into expander for normal subtraction.
12842 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
12843 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
12844 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
12845 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
12846 commutative; use ix86_binary_operator_ok.
12847 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
12848 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
12849 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
12850 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
12851 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
12852 Macroize from existing patterns; use ix86_binary_operator_ok.
12853 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
12854 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12855 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
12856 with vec_select+vec_concat.
12857 (mmx_pshufw, mmx_pshufw_1): Likewise.
12858 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
12859 (mmx_uavgv4hi3): Model correctly.
12860 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
12861 _mm_xor_si64): Remove casts.
12863 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12865 PR tree-optimization/19224
12866 * tree-scalar-evolution.c (get_instantiated_value,
12867 set_instantiated_value): New functions.
12868 (instantiate_parameters_1): Cache the results.
12869 (instantiate_parameters, resolve_mixers): Initialize and free
12872 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12874 * config/i386/i386.md (addhi_4): Correct reference in comment.
12877 2005-01-08 Richard Henderson <rth@redhat.com>
12879 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12880 (_mm_cvtsi128_si64x): Likewise.
12881 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12882 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12883 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12884 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12885 * config/i386/i386-protos.h: Update.
12886 * config/i386/i386.c (print_operand): Add 'H'.
12887 (ix86_fixup_binary_operands): Split out from ...
12888 (ix86_expand_binary_operator): ... here.
12889 (ix86_fixup_binary_operands_no_copy): New.
12890 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12891 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
12892 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
12893 (safe_vector_operand): Use CONST0_RTX.
12894 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
12895 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
12896 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
12897 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
12899 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
12900 (IX86_BUILTIN_CMPNGESS): New.
12901 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
12902 (attr type): Add sselog1.
12903 (attr unit, attr memory): Handle it.
12904 (movti, movti_internal, movti_rex64): Move near other integer moves.
12905 (movtf, movtf_internal): Move near other fp moves.
12906 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
12907 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
12908 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
12909 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
12910 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
12911 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
12912 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
12913 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
12914 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
12915 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
12916 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
12917 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
12918 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
12919 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
12920 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
12921 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
12922 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
12923 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
12924 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
12925 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
12926 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
12927 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
12928 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
12929 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
12930 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
12931 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
12932 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
12933 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
12934 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
12935 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
12936 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
12937 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
12938 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
12939 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
12940 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
12941 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
12942 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
12943 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
12944 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
12945 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
12946 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
12947 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
12948 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
12949 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
12951 (SSEPUSH, push<SSEPUSH>): Remove.
12952 (MMXPUSH, push<MMXPUSH>): Remove.
12953 (sse_movaps, sse_movaps_1, sse_movups): Remove.
12954 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
12955 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
12956 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
12957 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
12958 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
12959 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
12960 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
12961 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
12962 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
12963 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
12964 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
12965 (ppro_sse_log_V4SF): Handle sselog1.
12966 * config/i386/predicates.md (const_0_to_1_operand): New.
12967 (const_0_to_255_mul_8_operand): New.
12968 (const_1_to_31_operand): Rename from const_int_1_31_operand.
12969 (const_2_to_3_operand, const_4_to_7_operand): New.
12970 * config/i386/sse.md: New file.
12971 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
12972 (sse_movups): Rename from sse_movups_1.
12973 (sse_loadlss): Rename from sse_loadss_1.
12974 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
12976 (negv4sf2): Use ix86_expand_fp_absneg_operator.
12977 (absv4sf2, negv2df, absv2df): New.
12978 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
12979 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
12980 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
12981 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
12982 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
12983 (sse3_addsubv4sf3): Model correctly.
12984 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
12985 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
12986 (sse_movhlps): Model with vec_select+vec_concat.
12987 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
12988 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
12989 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
12990 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
12991 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
12992 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
12993 sse2_pshufhw_1): Likewise.
12994 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
12995 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
12996 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
12997 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
12998 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
12999 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13000 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13001 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13002 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13003 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13004 sminv8hi3): Mark commutative
13005 operands. Use ix86_binary_operator_ok.
13006 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13007 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13008 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13009 sse2_punpcklqdq): Allow operand2 in memory.
13010 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13011 sse2_movsd): Add memory alternatives.
13012 (sse_storelps): Turn expander into an insn; split after reload.
13013 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13014 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13016 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13018 * configure.ac (DWARF-2 debug_line): Use objdump.
13019 * configure: Regenerate.
13021 2005-01-08 Jeff Law <law@redhat.com>
13022 Diego Novillo <dnovillo@redhat.com>
13024 PR tree-optimization/18241
13025 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13026 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13027 statements with volatile operands.
13028 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13029 operands after marking a statement with has_volatile_ops.
13031 2005-01-08 Roger Sayle <roger@eyesopen.com>
13033 * tree.c (int_fits_type_p): Always honor integer constant
13034 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13036 2005-01-08 Roger Sayle <roger@eyesopen.com>
13038 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13039 the latent bug in rtl_delete_block has been resolved.
13041 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13043 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13044 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13046 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13048 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13049 library as @multilib_dir@/$(SHLIB_SONAME).
13051 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13053 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13054 * configure: Regenerate.
13056 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13058 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13061 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13064 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13065 Convert non-word aligned offset address using ld/std into
13068 2005-01-07 Richard Henderson <rth@redhat.com>
13070 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13072 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13074 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13076 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13078 PR tree-optimization/19283
13079 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13080 is not shorter than the original type.
13082 PR rtl-optimization/19012
13083 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13085 PR rtl-optimization/18861
13086 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13087 (FULL_STATE): Define.
13088 (mark_tablejump_edge): New function.
13089 (purge_dead_tablejump_edges): New function.
13090 (find_bb_boundaries): Use it.
13092 PR tree-optimization/18828
13093 * builtins.c (expand_builtin_next_arg): Remove argument and all
13094 the argument checking.
13095 (expand_builtin): Adjust caller.
13096 (expand_builtin_va_start): Likewise. Remove error for too many
13098 (fold_builtin_next_arg): Issue error for too many arguments.
13099 After checking arguments, replace them with magic arguments that
13100 prevent further checking of the args.
13102 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13104 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13106 2005-01-06 Roger Sayle <roger@eyesopen.com>
13109 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13110 and %{.S:...} (and their negative variants) to test whether the
13111 input file is assembler or pre-processed-assembler independent of
13112 the actual filename extension.
13114 2005-01-06 Roger Sayle <roger@eyesopen.com>
13116 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13117 of sign or zero extended values.
13119 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13121 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13122 for IBM long double format correctly.
13124 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13126 Fix PR tree-optimization/18792
13128 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13129 to first_loop_depth, and use loop depth instead of loop number.
13130 (build_classic_dir_vector): Ditto.
13131 (compute_data_dependences_for_loop): Use depth, not loop number.
13132 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13133 number. Pass in loops, instead of loop numbers.
13134 (gather_interchange_stats): Ditto.
13135 (linear_transform_loops): Ditto.
13137 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13140 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13141 biv_fits_mode_p, extension_within_bounds_p): New functions.
13142 (check_ext_dependent_givs): Use them.
13144 2005-01-06 Roger Sayle <roger@eyesopen.com>
13146 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13147 more than one barrier, in which case we should delete them all.
13149 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13151 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13153 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13155 Fix PR middle-end/19286
13157 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13158 output this subprogram, simply ignore this attempt to do it again.
13159 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13160 origin attribute if it's not possible.
13161 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13162 (decls_for_scope): Ditto.
13163 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13164 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13166 2005-01-05 Richard Henderson <rth@redhat.com>
13169 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13170 (bdesc_2arg): Use it.
13171 (ix86_expand_binop_builtin): Force operands into registers
13173 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13174 ix86_expand_sse_compare, ix86_expand_sse_comi,
13175 ix86_expand_builtin): Likewise.
13177 2005-01-05 Richard Henderson <rth@redhat.com>
13179 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13181 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13182 (mulv4hi3): Set itanium_class mmmul.
13183 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13184 (fpack): Rename from fpack_sfsf.
13186 2005-01-05 Richard Henderson <rth@redhat.com>
13189 * reload1.c (do_input_reload): Restrict the optimization deleteing
13190 a previous output reload to RELOAD_FOR_INPUT.
13192 2005-01-05 Steven Bosscher <stevenb@suse.de>
13194 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13195 comment that we fall through after case.
13196 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13197 (distribute_links): Likewise.
13198 * cse.c (cse_insn): Likewise.
13199 * cselib.c (cselib_invalidate_mem): Likewise.
13200 * df.c: Update comments at the top of the file.
13201 (read_modify_subreg_p): Update comments here too.
13202 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13203 * flow.c (mark_set_1): Likewise.
13204 (mark_used_regs): Likewise.
13205 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13206 (canon_list_insert): Likewise.
13207 (mark_set): Likewise.
13208 (try_replace_reg): Likewise.
13209 (store_killed_in_insn): Likewise.
13210 * loop.c (count_one_set): Likewise.
13211 (basic_induction_var): Likewise.
13212 * postreload-gcse.c (find_mem_conflicts): Likewise.
13213 * postreload.c (reload_combine_note_store): Likewise.
13214 (move2add_note_store): Likewise.
13215 * reload.c (find_equiv_reg): Likewise.
13216 (mark_referenced_resources): Likewise.
13217 * rtlanal.c (set_noop_p): Likewise.
13218 (note_stores): Likewise.
13219 (note_uses): Likewise.
13220 * sched-deps.c (sched_analyze_1): Likewise.
13221 * sched-rgn.c (check_live_1): Likewise.
13222 (update_live_1): Likewise.
13223 * config/i860/i860.c: Likewise.
13225 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13227 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13229 * doc/rtl.texi: Update documentation for bit-fields and SET.
13231 2005-01-05 Roger Sayle <roger@eyesopen.com>
13233 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13235 2005-01-05 Jan Hubicka <jh@suse.cz>
13236 Richard Henderson <rth@redhat.com>
13239 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13242 2005-01-05 Richard Henderson <rth@redhat.com>
13245 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13246 (sse_shufps): Change operand 3 to const_int_operand.
13247 (sse2_storelps): Fix typo in template.
13248 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13249 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13250 (ix86_expand_builtin): Likewise.
13252 2005-01-05 Julian Brown <julian@codesourcery.com>
13254 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13255 as aggregates for AAPCS ABIs.
13257 2005-01-05 Stan Shebs <shebs@apple.com>
13259 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13260 Mach-O getters if ppc64.
13261 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13263 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13264 signed four-byte field for global code case.
13265 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13267 2005-01-05 Roger Sayle <roger@eyesopen.com>
13269 PR middle-end/19100
13270 * c-common.c: Include real.h.
13271 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13272 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13273 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13274 * Makefile.in (c-common.o): Update dependencies.
13276 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13278 * c-parse.in (asm_string): Add trailing semicolon.
13280 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13282 * c-parse.in (asm_string): New. Don't allow wide strings in
13284 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13285 asm_string instead of STRING.
13287 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13289 * c-typeck.c (constructor_no_implicit): Remove.
13290 (set_designator, process_init_element): Don't check
13291 constructor_no_implicit.
13293 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13294 Kaz Kojima <kkojima@gcc.gnu.org>
13297 * lcm.c (create_pre_exit): New.
13298 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13299 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13301 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13303 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13304 -msoft-float in target_float_switch.
13305 * arm.c (arm_override_options): Fix processing of target_float_switch.
13307 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13309 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13312 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13314 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13315 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13317 2005-01-04 Roger Sayle <roger@eyesopen.com>
13319 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13320 if deleting the then-block allows the test-block to fallthru to the
13323 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13326 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13327 after the full declaration if the are in two different TUs.
13329 2005-01-04 Richard Henderson <rth@redhat.com>
13332 * tree-sra.c (generate_one_element_init): Just
13333 call gimplify_and_add.
13334 (generate_element_init): Record the
13335 new referenced variables and mark them for renaming
13336 and split out to ...
13337 (generate_element_init_1): This.
13338 (scalarize_init): Don't call push_gimplify_context/
13339 pop_gimplify_context.
13341 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13343 * toplev.c (get_src_pwd): Handle failure of getpwd().
13345 2005-01-04 Roger Sayle <roger@eyesopen.com>
13347 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13349 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13350 all the cases handled by it are inverted by invert_truthvalue.
13352 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13354 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13355 (save_register_windowsi): Likewise.
13357 2005-01-04 Richard Henderson <rth@redhat.com>
13359 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13361 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13363 PR middle-end/17767
13364 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13365 any simplifications of vector mode comparison operators.
13366 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13368 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13369 Devang Patel <dpatel@apple.com>
13371 PR tree-optimization/18308
13372 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13373 the operands before creating a new expression.
13374 * dojump.c (do_jump): Make drop_through_label available
13375 for all cases. Add expansion of COND_EXPR.
13377 2005-01-04 Ira Rosen <irar@il.ibm.com>
13379 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13380 INTEGER_CST instead of TREE_CONSTANT.
13381 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13382 instead of TREE_CONSTANT.
13383 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13384 instead of TREE_CONSTANT.
13386 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13388 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13390 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13393 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13394 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13396 2005-01-03 Richard Henderson <rth@redhat.com>
13398 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13399 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13400 fold_convert_const_real_from_real): Split out from ...
13401 (fold_convert_const): ... here.
13403 2005-01-03 Richard Henderson <rth@redhat.com>
13406 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13407 (mov<MMXMODEI>_internal): Likewise.
13408 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13409 Add V2SF case; use it for SSE1; don't use TI.
13410 (movdf_integer): Likewise.
13411 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13413 2005-01-03 Ira Rosen <irar@il.ibm.com>
13415 * tree-vectorizer.c (vect_strip_conversions): New function.
13416 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13417 check for binary class.
13419 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13423 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13425 * gimple-low.c (mark_blocks_with_used_vars): New function.
13426 (mark_blocks_with_used_subblocks): Ditto.
13427 (mark_used_blocks): Ditto.
13428 (pass_mark_used_blocks): New pass.
13429 * tree-inline.c: Include debug.h.
13430 (expand_call_inline): Call outlining_inline_function here.
13431 * tree-optimize.c (init_tree_optimization_passes): Add
13432 pass_mark_used_blocks.
13433 * tree-pass.h (pass_mark_used_blocks): New.
13434 * Makefile.in (tree-inline.o): Add debug.h dependency.
13436 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13438 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13439 VAR_DECLs to have weak_import attribute.
13441 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13444 2004-01-03 Steven Bosscher <stevenb@suse.de>
13446 * passes.c (rest_of_compilation): Don't run regmove if only
13447 flag_expensive_optimizations, require flag_regmove instead.
13449 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13451 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13453 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13454 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13455 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13456 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13458 2005-01-03 Richard Henderson <rth@redhat.com>
13460 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13461 (ia64_const_ok_for_letter_p): New.
13462 (ia64_const_double_ok_for_letter_p): New.
13463 (ia64_extra_constraint): New.
13464 (ia64_expand_vecint_compare): New.
13465 (ia64_expand_vcondu_v2si): New.
13466 (ia64_expand_vecint_cmov): New.
13467 (ia64_expand_vecint_minmax): New.
13468 (ia64_print_operand): Add 'v'.
13469 (ia64_preferred_reload_class): New.
13470 (ia64_vector_mode_supported_p): New.
13471 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13472 (PREFERRED_RELOAD_CLASS): Move to function.
13473 (CONST_OK_FOR_LETTER_P): Move to function.
13474 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13475 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13476 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13477 (EXTRA_CONSTRAINT): Move to function.
13478 * config/ia64/ia64.md: Include vect.md.
13479 (itanium_class): Add mmalua.
13481 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13483 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13484 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13486 (const_int_2bit_operand): New.
13487 (fr_reg_or_0_operand): New.
13488 * config/ia64/ia64-modes.def: Add vector modes.
13489 * config/ia64/ia64-protos.h: Update.
13490 * config/ia64/vect.md: New file.
13492 2005-01-03 Richard Henderson <rth@redhat.com>
13494 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13496 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13499 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13501 (log1pdf2): Change mode of operands[0,1] to DFmode.
13503 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13505 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13506 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13507 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13508 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13509 SPARC_RELAXED_ORDERING.
13511 2005-01-03 Richard Henderson <rth@redhat.com>
13512 Uros Bizjak <uros@kss-loka.si>
13515 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13516 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13517 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13519 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13520 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13521 const_pow2_1_to_128_operand): New predicates.
13523 2005-01-02 Greg McGary <greg@mcgary.org>
13525 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13527 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13528 object. [ptr_type]: Remove unused variable.
13529 Remember nearest addressable array-element or record-component
13530 when checking bitfield components. Tolerate empty BIND_EXPR.
13532 2005-01-01 Richard Henderson <rth@redhat.com>
13534 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13535 that don't narrow the value. Fail for other conversions.
13537 2005-01-01 Richard Henderson <rth@redhat.com>
13540 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13541 * c-lang.c (finish_file): Don't do it here.
13542 * objc/objc-act.c (objc_finish_file): Likewise.
13544 * cgraph.c (decl_assembler_name_equal): New.
13545 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13546 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13547 * cgraph.h (struct cgraph_varpool_node): Add next.
13548 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13549 * varasm.c (assemble_alias): Mark the target as needed.
13551 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13553 PR middle-end/19221
13554 * function.c (get_arg_pointer_save_area): Use entry_of_function
13555 instead of get_insns.
13557 2005-01-01 Roger Sayle <roger@eyesopen.com>
13558 Andrew Pinski <pinskia@physics.uc.edu>
13559 James E. Wilson <wilson@specifixinc.com>
13561 PR rtl-optimization/12092
13562 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13565 2005-01-01 Roger Sayle <roger@eyesopen.com>
13566 Olivier Hainque <hainque@act-europe.fr>
13568 * tree.c (int_fits_type_p): A narrower type always fits in a
13569 wider one, except for negative values into unsigned types.
13571 2005-01-01 Roger Sayle <roger@eyesopen.com>
13573 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13574 with the original constant rather than require TREE_OVERFLOW.
13576 2005-01-01 Steven Bosscher <stevenb@suse.de>
13578 PR middle-end/17544
13579 * c-decl.c (finish_function): If compiling C99, annotate the
13580 compiler generated return with the current file name and line 0.
13581 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13582 the source line is greater than 0.
13583 (remove_bb): Likewise.